{"header":{"message":"Parse rustc self-profile data using `analyzeme`","description":"Currently just deserializes into a typed representation of the relevant arguments, without actually using them. The next step will be to change this by attaching the self-profile data to crates in the crate graph.","timestamp":"2024-05-08T06:55:20.760523653Z","authors":[{}]},"hash":"L6QJNN62E4LA65OOTWGFK25QQNIJGLK3SJEEKAHOB5B7RXDUEZUQC","authors":[{"login":"finchie","key":"6WCsL9cxQoPBLLwR1PUvmFBJi6wGTGFAxcxMovPQCwTZ"}],"deps":{"hashes":[["L6QJNN62E4LA65OOTWGFK25QQNIJGLK3SJEEKAHOB5B7RXDUEZUQC","Parse rustc self-profile data using `analyzeme`"],["AA",null],["BRXHJFU7ANVWOFXBNR5EYUGDURCFCZIF66VDV6L3JBYC45CAFNJAC","Refactor measurements into `annotations` module"],["UQJO24KBYI77E4J6LXWX2IUN7VABQKG6PGKBKWEPDCH5CKYBTC4AC","Use `forceatlas2` to construct graph layout"],["ZPFD3275NTWST7F5YCWYOOUS3QB5HE23LUOZXZIND4HBFSX62NCQC","Switch from `cargo_metadata`+`petgraph` to `guppy`"],["Q3Z6XMP5FFCC3PWC5FSV4C6ICNDPMKMELOV7MYQGC5A42LVHGVPAC","Migrate dependency tree to `petgraph::Graph`"],["JVYWRCPTXQUCJ2BYOWAU36BM5ZKJ5FLKHIKMLSJA7XWOVIY2DMDQC","Add basic chart visualisation"],["7CVIL7UJBYEZ4KHKPJ7ZYSVQ7BLQWWUSJLJR5FOXBICQTD5ETK4QC","Create simple metadata parser"],["UXJFRBBL7IZ2PR7ZYNFGOJ6A7EH5ZVLYVFLA3HNFCNRVL6KWJUDAC","Move graph functionality into `graph` module"],["LOR3KOXGQ2VYGDHXQ6MG22ZME5TMPFTUW7A5OG36IAVQANOCXBRAC","Parse JSON output from `cargo build --timings`"]],"deps":["BRXHJFU7ANVWOFXBNR5EYUGDURCFCZIF66VDV6L3JBYC45CAFNJAC"],"known":["JVYWRCPTXQUCJ2BYOWAU36BM5ZKJ5FLKHIKMLSJA7XWOVIY2DMDQC","Q3Z6XMP5FFCC3PWC5FSV4C6ICNDPMKMELOV7MYQGC5A42LVHGVPAC","ZPFD3275NTWST7F5YCWYOOUS3QB5HE23LUOZXZIND4HBFSX62NCQC","UQJO24KBYI77E4J6LXWX2IUN7VABQKG6PGKBKWEPDCH5CKYBTC4AC"]},"hunks":[{"Edit":{"inode":{"change":8,"pos":49},"path":"src/main.rs","line":1,"atom":{"NewVertex":{"up_context":[{"change":8,"pos":49}],"down_context":[{"change":9,"pos":0}],"flag":"BLOCK","start":0,"end":25,"inode":{"change":8,"pos":49}}},"contents":[{"Add":"#![feature(let_chains)]"},{"Add":""}]}},{"FileAdd":{"meta":{"basename":"self_profile.rs","metadata":0},"context":[{"change":2,"pos":3345}],"contents":[{"Add":"use std::cell::OnceCell;"},{"Add":"use std::collections::HashMap;"},{"Add":"use std::convert::Infallible;"},{"Add":"use std::str::FromStr;"},{"Add":""},{"Add":"use analyzeme::ProfilingData;"},{"Add":"use camino::Utf8PathBuf;"},{"Add":"use cargo_metadata::Edition;"},{"Add":"use serde::de::value::StrDeserializer;"},{"Add":"use serde::Deserialize;"},{"Add":""},{"Add":"/// When a crate name is set to 3 underscores (`___`), we assume this is cargo"},{"Add":"/// probing rustc without actually compiling anything. Clarification:"},{"Add":"/// https://rust-lang.zulipchat.com/#narrow/stream/246057-t-cargo/topic/New.20visualizations.20for.20cargo-timing.2Ehtml/near/436821099"},{"Add":"const CARGO_PROBE_CRATE_NAME: &str = \"___\";"},{"Add":"const PROFDATA_EXTENSION: &str = \"mm_profdata\";"},{"Add":"const PROFILES_DIR: &str = \"target/profiles\";"},{"Add":""},{"Add":"#[derive(Clone, Copy, Debug, Deserialize)]"},{"Add":"#[serde(rename_all = \"kebab-case\")]"},{"Add":"pub enum Emit {"},{"Add":" #[serde(rename = \"asm\")]"},{"Add":" Assembly,"},{"Add":" DepInfo,"},{"Add":" Link,"},{"Add":" #[serde(rename = \"llvm-bc\")]"},{"Add":" LlvmBitcode,"},{"Add":" LlvmIr,"},{"Add":" Metadata,"},{"Add":" Mir,"},{"Add":" #[serde(rename = \"obj\")]"},{"Add":" Object,"},{"Add":"}"},{"Add":""},{"Add":"#[derive(Clone, Debug)]"},{"Add":"pub enum RustcFilename {"},{"Add":" StandardInput,"},{"Add":" File(Utf8PathBuf),"},{"Add":"}"},{"Add":""},{"Add":"impl FromStr for RustcFilename {"},{"Add":" type Err = Infallible;"},{"Add":""},{"Add":" fn from_str(s: &str) -> Result {"},{"Add":" Ok(match s {"},{"Add":" // Cargo sets the filename to be a single hyphen (`-`: U+002D) when probing rustc"},{"Add":" // This instructs rustc to read the file from standard input"},{"Add":" \"-\" => Self::StandardInput,"},{"Add":" _ => {"},{"Add":" let path = Utf8PathBuf::from_str(s).unwrap();"},{"Add":" // TODO: some build-scripts seem to generate relative paths, so the following code would fail:"},{"Add":" // assert!(path_buf.is_file(), \"Path does not exist: {path_buf:#?}\");"},{"Add":""},{"Add":" Self::File(path)"},{"Add":" }"},{"Add":" })"},{"Add":" }"},{"Add":"}"},{"Add":""},{"Add":"#[derive(Clone, Debug)]"},{"Add":"// TODO: investigate using `rustc --print` to validate this information"},{"Add":"// TODO: reference data directly"},{"Add":"pub struct RustcArgs {"},{"Add":" pub filename: RustcFilename,"},{"Add":" pub crate_name: String,"},{"Add":" pub edition: Edition,"},{"Add":" pub crate_types: Vec,"},{"Add":" pub emit: Vec,"},{"Add":" pub externs: Vec,"},{"Add":" pub codegen_options: Vec,"},{"Add":" pub unstable_options: Vec,"},{"Add":" pub extra_args: HashMap>,"},{"Add":"}"},{"Add":""},{"Add":"impl RustcArgs {"},{"Add":" fn single_value(map: &mut HashMap>, key: &str) -> Option {"},{"Add":" let mut values = map.remove(key)?;"},{"Add":""},{"Add":" assert_eq!(values.len(), 1);"},{"Add":" Some(values.remove(0))"},{"Add":" }"},{"Add":""},{"Add":" pub fn parse_from(source: &str) -> Self {"},{"Add":" let mut args_map: HashMap> = HashMap::new();"},{"Add":" let mut arg_chunks = source.split_ascii_whitespace();"},{"Add":""},{"Add":" let command_name = arg_chunks.next().expect(\"Arguments cannot be empty\");"},{"Add":" assert_eq!(command_name, \"rustc\");"},{"Add":""},{"Add":" let filename = OnceCell::new();"},{"Add":""},{"Add":" while let Some(chunk) = arg_chunks.next() {"},{"Add":" let (prefix, arg) = if let Some(long_arg) = chunk.strip_prefix(\"--\") {"},{"Add":" (\"--\", long_arg)"},{"Add":" } else if let Some(short_arg) = chunk.strip_prefix('-')"},{"Add":" && chunk != \"-\""},{"Add":" {"},{"Add":" (\"-\", short_arg)"},{"Add":" } else {"},{"Add":" let insertion_result = filename.set(chunk.to_string());"},{"Add":""},{"Add":" if let Err(previous_filename) = insertion_result {"},{"Add":" panic!(\"Found multiple unexpected arguments, unable to parse filename. First: `{previous_filename}` Second: `{chunk}`\")"},{"Add":" }"},{"Add":" continue;"},{"Add":" };"},{"Add":""},{"Add":" let (arg_name, value) = if let Some((name, value)) = chunk.split_once('=') {"},{"Add":" (name.strip_prefix(prefix).unwrap(), value)"},{"Add":" } else {"},{"Add":" let value = arg_chunks.next().expect(&format!("},{"Add":" \"No arguments left, but expected value for argument: `{chunk}`\""},{"Add":" ));"},{"Add":""},{"Add":" (arg, value)"},{"Add":" };"},{"Add":""},{"Add":" args_map"},{"Add":" .entry(arg_name.to_string())"},{"Add":" .or_default()"},{"Add":" .push(value.to_string());"},{"Add":" }"},{"Add":""},{"Add":" Self {"},{"Add":" filename: RustcFilename::from_str("},{"Add":" filename.get().expect(\"Missing filename in arguments\"),"},{"Add":" )"},{"Add":" .unwrap(),"},{"Add":" crate_name: Self::single_value(&mut args_map, \"crate-name\").unwrap(),"},{"Add":" edition: Self::single_value(&mut args_map, \"edition\")"},{"Add":" .map(|edition| deserialize_string(&edition))"},{"Add":" .unwrap_or(Edition::E2015),"},{"Add":" crate_types: args_map"},{"Add":" .remove(\"crate-type\")"},{"Add":" .map(deserialize_vec)"},{"Add":" .unwrap_or_default(),"},{"Add":" emit: args_map"},{"Add":" .remove(\"emit\")"},{"Add":" .map(deserialize_vec)"},{"Add":" .unwrap_or_default(),"},{"Add":" externs: args_map.remove(\"extern\").unwrap_or_default(),"},{"Add":" codegen_options: args_map.remove(\"C\").unwrap_or_default(),"},{"Add":" unstable_options: args_map.remove(\"Z\").unwrap_or_default(),"},{"Add":" extra_args: args_map,"},{"Add":" }"},{"Add":" }"},{"Add":"}"},{"Add":""},{"Add":"#[derive(Debug)]"},{"Add":"pub struct SelfProfile {"},{"Add":" pub args: RustcArgs,"},{"Add":" pub data: ProfilingData,"},{"Add":"}"},{"Add":""},{"Add":"#[derive(Debug)]"},{"Add":"pub struct ProfileCollection {"},{"Add":" pub crates: Vec,"},{"Add":" pub probes: Vec,"},{"Add":"}"},{"Add":""},{"Add":"impl ProfileCollection {"},{"Add":" pub fn new() -> Self {"},{"Add":" let mut crate_profiles = Vec::new();"},{"Add":" let mut probe_profiles = Vec::new();"},{"Add":""},{"Add":" let valid_profiles = std::fs::read_dir(PROFILES_DIR)"},{"Add":" .unwrap()"},{"Add":" .into_iter()"},{"Add":" .filter_map(|potential_entry| potential_entry.ok())"},{"Add":" .filter_map(|entry| Utf8PathBuf::from_path_buf(entry.path()).ok())"},{"Add":" .filter(|path| path.is_file())"},{"Add":" .filter(|path| path.extension() == Some(&PROFDATA_EXTENSION));"},{"Add":""},{"Add":" for profile_path in valid_profiles {"},{"Add":" let relative_filename = profile_path.file_name().unwrap();"},{"Add":" let (file_name, _extension) = relative_filename.rsplit_once('.').unwrap();"},{"Add":" // Self-profiles have paths like:"},{"Add":" // CRATE_NAME-RUSTC_PID.mm_profdata"},{"Add":" // We need to special-case the crate name cargo uses when probing rustc;"},{"Add":" // these profiles are not associated to any specific crate in the graph"},{"Add":" let (crate_name, process_id) = file_name.rsplit_once('-').unwrap();"},{"Add":""},{"Add":" // Make sure PID is only numbers"},{"Add":" assert!("},{"Add":" process_id.chars().all(|character| character.is_numeric()),"},{"Add":" \"{}\","},{"Add":" process_id"},{"Add":" );"},{"Add":""},{"Add":" let data = ProfilingData::new(profile_path.as_std_path()).unwrap();"},{"Add":""},{"Add":" let cmd = &data.metadata().cmd;"},{"Add":" let args = RustcArgs::parse_from(cmd);"},{"Add":""},{"Add":" match args.filename {"},{"Add":" RustcFilename::StandardInput => {"},{"Add":" if crate_name != CARGO_PROBE_CRATE_NAME {"},{"Add":" if let Some(suffix) = crate_name.strip_prefix(\"probe\") {"},{"Add":" assert!("},{"Add":" suffix.chars().all(|c| c.is_numeric()),"},{"Add":" \"Unexpected suffix for probe crate name: {suffix}\""},{"Add":" );"},{"Add":" } else {"},{"Add":" panic!(\"Unexpected probe with name: {crate_name}\")"},{"Add":" }"},{"Add":" }"},{"Add":""},{"Add":" probe_profiles.push(SelfProfile { args, data });"},{"Add":" }"},{"Add":" RustcFilename::File(_) => {"},{"Add":" crate_profiles.push(SelfProfile { args, data });"},{"Add":" }"},{"Add":" }"},{"Add":" }"},{"Add":""},{"Add":" Self {"},{"Add":" crates: crate_profiles,"},{"Add":" probes: probe_profiles,"},{"Add":" }"},{"Add":" }"},{"Add":"}"},{"Add":""},{"Add":"fn deserialize_string<'a, T: Deserialize<'a>>(source: &str) -> T {"},{"Add":" let deserializer = StrDeserializer::::new(source);"},{"Add":" T::deserialize(deserializer).unwrap()"},{"Add":"}"},{"Add":""},{"Add":"fn deserialize_vec<'a, T: Deserialize<'a>>(source: Vec) -> Vec {"},{"Add":" source"},{"Add":" .iter()"},{"Add":" .map(|arg| arg.split_terminator(','))"},{"Add":" .flatten()"},{"Add":" .map(deserialize_string::)"},{"Add":" .collect()"},{"Add":"}"}]}},{"Edit":{"inode":{"change":2,"pos":3449},"path":"src/annotations/mod.rs","line":11,"atom":{"NewVertex":{"up_context":[{"change":2,"pos":3746}],"down_context":[{"change":2,"pos":3746}],"flag":"BLOCK","start":8097,"end":8115,"inode":{"change":2,"pos":3449}}},"contents":[{"Add":"mod self_profile;"}]}},{"Edit":{"inode":{"change":2,"pos":3449},"path":"src/annotations/mod.rs","line":50,"atom":{"NewVertex":{"up_context":[{"change":2,"pos":4555}],"down_context":[{"change":2,"pos":4555}],"flag":"BLOCK","start":8116,"end":8252,"inode":{"change":2,"pos":3449}}},"contents":[{"Add":" let profile_data = self_profile::ProfileCollection::new();"},{"Add":" dbg!(profile_data.probes.len(), profile_data.crates.len());"},{"Add":""}]}},{"Edit":{"inode":{"change":8,"pos":962},"path":"Cargo.toml","line":7,"atom":{"NewVertex":{"up_context":[{"change":8,"pos":1040}],"down_context":[{"change":10,"pos":2890}],"flag":"BLOCK","start":8253,"end":8333,"inode":{"change":8,"pos":962}}},"contents":[{"Add":"analyzeme = { git = \"https://github.com/rust-lang/measureme\" }"},{"Add":"camino = \"1.1.6\""}]}},{"Edit":{"inode":{"change":8,"pos":1102},"path":"Cargo.lock","line":16,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":1619}],"down_context":[{"change":3,"pos":1619}],"flag":"BLOCK","start":8334,"end":8593,"inode":{"change":8,"pos":1102}}},"contents":[{"Add":"]"},{"Add":""},{"Add":"[[package]]"},{"Add":"name = \"analyzeme\""},{"Add":"version = \"9.2.0\""},{"Add":"source = \"git+https://github.com/rust-lang/measureme?tag=9.2.0#9f51cde2e5dd3ef0392f0f6a7201f4946502ef41\""},{"Add":"dependencies = ["},{"Add":" \"byteorder\","},{"Add":" \"measureme 9.2.0\","},{"Add":" \"memchr\","},{"Add":" \"rustc-hash\","},{"Add":" \"serde\","},{"Add":" \"serde_json\","}]}},{"Edit":{"inode":{"change":8,"pos":1102},"path":"Cargo.lock","line":32,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":1783}],"down_context":[{"change":3,"pos":1783}],"flag":"BLOCK","start":8594,"end":8897,"inode":{"change":8,"pos":1102}}},"contents":[{"Add":"name = \"analyzeme\""},{"Add":"version = \"11.0.1\""},{"Add":"source = \"git+https://github.com/rust-lang/measureme#7bbe7a985a1ed5cc1043e1c8582b4c7e17efc5b7\""},{"Add":"dependencies = ["},{"Add":" \"analyzeme 9.2.0\","},{"Add":" \"decodeme 10.1.2\","},{"Add":" \"decodeme 11.0.1\","},{"Add":" \"measureme 10.1.2\","},{"Add":" \"measureme 11.0.1\","},{"Add":" \"memchr\","},{"Add":" \"rustc-hash\","},{"Add":" \"serde\","},{"Add":"]"},{"Add":""},{"Add":"[[package]]"}]}},{"Edit":{"inode":{"change":8,"pos":1102},"path":"Cargo.lock","line":74,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":2347}],"down_context":[{"change":8,"pos":1219}],"flag":"BLOCK","start":8898,"end":9091,"inode":{"change":8,"pos":1102}}},"contents":[{"Add":"name = \"byteorder\""},{"Add":"version = \"1.5.0\""},{"Add":"source = \"registry+https://github.com/rust-lang/crates.io-index\""},{"Add":"checksum = \"1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b\""},{"Add":""},{"Add":"[[package]]"}]}},{"Edit":{"inode":{"change":8,"pos":1102},"path":"Cargo.lock","line":185,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":2076}],"down_context":[{"change":3,"pos":2790}],"flag":"BLOCK","start":9092,"end":9575,"inode":{"change":8,"pos":1102}}},"contents":[{"Add":""},{"Add":"[[package]]"},{"Add":"name = \"decodeme\""},{"Add":"version = \"10.1.2\""},{"Add":"source = \"git+https://github.com/rust-lang/measureme?tag=10.1.2#f9f84d1a79c46e9927926c177c33eb3ea3c72979\""},{"Add":"dependencies = ["},{"Add":" \"measureme 10.1.2\","},{"Add":" \"memchr\","},{"Add":" \"rustc-hash\","},{"Add":" \"serde\","},{"Add":" \"serde_json\","},{"Add":"]"},{"Add":""},{"Add":"[[package]]"},{"Add":"name = \"decodeme\""},{"Add":"version = \"11.0.1\""},{"Add":"source = \"git+https://github.com/rust-lang/measureme#7bbe7a985a1ed5cc1043e1c8582b4c7e17efc5b7\""},{"Add":"dependencies = ["},{"Add":" \"measureme 11.0.1\","},{"Add":" \"memchr\","},{"Add":" \"rustc-hash\","},{"Add":" \"serde\","},{"Add":" \"serde_json\","},{"Add":"]"}]}},{"Edit":{"inode":{"change":8,"pos":1102},"path":"Cargo.lock","line":214,"atom":{"NewVertex":{"up_context":[{"change":8,"pos":2014}],"down_context":[{"change":10,"pos":3002}],"flag":"BLOCK","start":9576,"end":9608,"inode":{"change":8,"pos":1102}}},"contents":[{"Add":" \"analyzeme 11.0.1\","},{"Add":" \"camino\","}]}},{"Replacement":{"inode":{"change":8,"pos":1102},"path":"Cargo.lock","line":262,"ins":{"up_context":[{"change":3,"pos":3303}],"down_context":[{"change":3,"pos":3319}],"flag":"BLOCK","start":9609,"end":9632,"inode":{"change":8,"pos":1102}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":3,"pos":3303},"to":{"change":3,"start":3303,"end":3319},"introduced_by":3}],"inode":{"change":8,"pos":1102}},"ins_contents":[{"Add":" \"parking_lot 0.12.1\","}],"del_contents":[{"Del":" \"parking_lot\",\n"}]}},{"Edit":{"inode":{"change":8,"pos":1102},"path":"Cargo.lock","line":349,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":2262}],"down_context":[{"change":3,"pos":2262}],"flag":"BLOCK","start":9633,"end":9855,"inode":{"change":8,"pos":1102}}},"contents":[{"Add":"]"},{"Add":""},{"Add":"[[package]]"},{"Add":"name = \"instant\""},{"Add":"version = \"0.1.12\""},{"Add":"source = \"registry+https://github.com/rust-lang/crates.io-index\""},{"Add":"checksum = \"7a5bbe824c507c5da5956355e86a746d82e0e1464f65d862cc5e71da70e94b2c\""},{"Add":"dependencies = ["},{"Add":" \"cfg-if\","}]}},{"Edit":{"inode":{"change":8,"pos":1102},"path":"Cargo.lock","line":398,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":3986}],"down_context":[{"change":3,"pos":3986}],"flag":"BLOCK","start":9856,"end":10674,"inode":{"change":8,"pos":1102}}},"contents":[{"Add":"name = \"measureme\""},{"Add":"version = \"9.2.0\""},{"Add":"source = \"git+https://github.com/rust-lang/measureme?tag=9.2.0#9f51cde2e5dd3ef0392f0f6a7201f4946502ef41\""},{"Add":"dependencies = ["},{"Add":" \"log\","},{"Add":" \"memmap2\","},{"Add":" \"parking_lot 0.11.2\","},{"Add":" \"perf-event-open-sys 1.0.1\","},{"Add":" \"rustc-hash\","},{"Add":" \"smallvec\","},{"Add":"]"},{"Add":""},{"Add":"[[package]]"},{"Add":"name = \"measureme\""},{"Add":"version = \"10.1.2\""},{"Add":"source = \"git+https://github.com/rust-lang/measureme?tag=10.1.2#f9f84d1a79c46e9927926c177c33eb3ea3c72979\""},{"Add":"dependencies = ["},{"Add":" \"log\","},{"Add":" \"memmap2\","},{"Add":" \"parking_lot 0.12.1\","},{"Add":" \"perf-event-open-sys 3.0.0\","},{"Add":" \"rustc-hash\","},{"Add":" \"smallvec\","},{"Add":"]"},{"Add":""},{"Add":"[[package]]"},{"Add":"name = \"measureme\""},{"Add":"version = \"11.0.1\""},{"Add":"source = \"git+https://github.com/rust-lang/measureme#7bbe7a985a1ed5cc1043e1c8582b4c7e17efc5b7\""},{"Add":"dependencies = ["},{"Add":" \"log\","},{"Add":" \"memmap2\","},{"Add":" \"parking_lot 0.12.1\","},{"Add":" \"perf-event-open-sys 3.0.0\","},{"Add":" \"rustc-hash\","},{"Add":" \"smallvec\","},{"Add":"]"},{"Add":""},{"Add":"[[package]]"}]}},{"Edit":{"inode":{"change":8,"pos":1102},"path":"Cargo.lock","line":441,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":4163}],"down_context":[{"change":8,"pos":2224}],"flag":"BLOCK","start":10675,"end":10894,"inode":{"change":8,"pos":1102}}},"contents":[{"Add":""},{"Add":"[[package]]"},{"Add":"name = \"memmap2\""},{"Add":"version = \"0.2.3\""},{"Add":"source = \"registry+https://github.com/rust-lang/crates.io-index\""},{"Add":"checksum = \"723e3ebdcdc5c023db1df315364573789f8857c11b631a2fdfad7c00f5c046b4\""},{"Add":"dependencies = ["},{"Add":" \"libc\","},{"Add":"]"}]}},{"Edit":{"inode":{"change":8,"pos":1102},"path":"Cargo.lock","line":474,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":3842}],"down_context":[{"change":3,"pos":3842}],"flag":"BLOCK","start":10895,"end":11162,"inode":{"change":8,"pos":1102}}},"contents":[{"Add":"version = \"0.11.2\""},{"Add":"source = \"registry+https://github.com/rust-lang/crates.io-index\""},{"Add":"checksum = \"7d17b78036a60663b797adeaee46f5c9dfebb86948d1255007a1d6be0271ff99\""},{"Add":"dependencies = ["},{"Add":" \"instant\","},{"Add":" \"lock_api\","},{"Add":" \"parking_lot_core 0.8.6\","},{"Add":"]"},{"Add":""},{"Add":"[[package]]"},{"Add":"name = \"parking_lot\""}]}},{"Replacement":{"inode":{"change":8,"pos":1102},"path":"Cargo.lock","line":490,"ins":{"up_context":[{"change":3,"pos":4034}],"down_context":[{"change":3,"pos":4055}],"flag":"BLOCK","start":11163,"end":11490,"inode":{"change":8,"pos":1102}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":3,"pos":4034},"to":{"change":3,"start":4034,"end":4055},"introduced_by":3}],"inode":{"change":8,"pos":1102}},"ins_contents":[{"Add":" \"parking_lot_core 0.9.9\","},{"Add":"]"},{"Add":""},{"Add":"[[package]]"},{"Add":"name = \"parking_lot_core\""},{"Add":"version = \"0.8.6\""},{"Add":"source = \"registry+https://github.com/rust-lang/crates.io-index\""},{"Add":"checksum = \"60a2cfe6f0ad2bfc16aefa463b497d5c7a5ecd44a23efa72aa342d90177356dc\""},{"Add":"dependencies = ["},{"Add":" \"cfg-if\","},{"Add":" \"instant\","},{"Add":" \"libc\","},{"Add":" \"redox_syscall 0.2.16\","},{"Add":" \"smallvec\","},{"Add":" \"winapi\","}],"del_contents":[{"Del":" \"parking_lot_core\",\n"}]}},{"Replacement":{"inode":{"change":8,"pos":1102},"path":"Cargo.lock","line":515,"ins":{"up_context":[{"change":3,"pos":4282}],"down_context":[{"change":3,"pos":4300}],"flag":"BLOCK","start":11491,"end":11515,"inode":{"change":8,"pos":1102}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":3,"pos":4282},"to":{"change":3,"start":4282,"end":4300},"introduced_by":3}],"inode":{"change":8,"pos":1102}},"ins_contents":[{"Add":" \"redox_syscall 0.4.1\","}],"del_contents":[{"Del":" \"redox_syscall\",\n"}]}},{"Edit":{"inode":{"change":8,"pos":1102},"path":"Cargo.lock","line":530,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":3848}],"down_context":[{"change":3,"pos":4358}],"flag":"BLOCK","start":11516,"end":11978,"inode":{"change":8,"pos":1102}}},"contents":[{"Add":"name = \"perf-event-open-sys\""},{"Add":"version = \"1.0.1\""},{"Add":"source = \"registry+https://github.com/rust-lang/crates.io-index\""},{"Add":"checksum = \"ce9bedf5da2c234fdf2391ede2b90fabf585355f33100689bc364a3ea558561a\""},{"Add":"dependencies = ["},{"Add":" \"libc\","},{"Add":"]"},{"Add":""},{"Add":"[[package]]"},{"Add":"name = \"perf-event-open-sys\""},{"Add":"version = \"3.0.0\""},{"Add":"source = \"registry+https://github.com/rust-lang/crates.io-index\""},{"Add":"checksum = \"b29be2ba35c12c6939f6bc73187f728bba82c3c062ecdc5fa90ea739282a1f58\""},{"Add":"dependencies = ["},{"Add":" \"libc\","},{"Add":"]"},{"Add":""},{"Add":"[[package]]"}]}},{"Edit":{"inode":{"change":8,"pos":1102},"path":"Cargo.lock","line":678,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":5772}],"down_context":[{"change":3,"pos":5772}],"flag":"BLOCK","start":11979,"end":12209,"inode":{"change":8,"pos":1102}}},"contents":[{"Add":"version = \"0.2.16\""},{"Add":"source = \"registry+https://github.com/rust-lang/crates.io-index\""},{"Add":"checksum = \"fb5a58c1855b4b6819d59012155603f0b22ad30cad752600aadfcb695265519a\""},{"Add":"dependencies = ["},{"Add":" \"bitflags\","},{"Add":"]"},{"Add":""},{"Add":"[[package]]"},{"Add":"name = \"redox_syscall\""}]}},{"Edit":{"inode":{"change":8,"pos":1102},"path":"Cargo.lock","line":693,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":5965}],"down_context":[{"change":3,"pos":5965}],"flag":"BLOCK","start":12210,"end":12404,"inode":{"change":8,"pos":1102}}},"contents":[{"Add":""},{"Add":"[[package]]"},{"Add":"name = \"rustc-hash\""},{"Add":"version = \"1.1.0\""},{"Add":"source = \"registry+https://github.com/rust-lang/crates.io-index\""},{"Add":"checksum = \"08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2\""}]}},{"Edit":{"inode":{"change":8,"pos":1102},"path":"Cargo.lock","line":855,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":4959}],"down_context":[{"change":3,"pos":6174}],"flag":"BLOCK","start":12405,"end":13100,"inode":{"change":8,"pos":1102}}},"contents":[{"Add":"name = \"winapi\""},{"Add":"version = \"0.3.9\""},{"Add":"source = \"registry+https://github.com/rust-lang/crates.io-index\""},{"Add":"checksum = \"5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419\""},{"Add":"dependencies = ["},{"Add":" \"winapi-i686-pc-windows-gnu\","},{"Add":" \"winapi-x86_64-pc-windows-gnu\","},{"Add":"]"},{"Add":""},{"Add":"[[package]]"},{"Add":"name = \"winapi-i686-pc-windows-gnu\""},{"Add":"version = \"0.4.0\""},{"Add":"source = \"registry+https://github.com/rust-lang/crates.io-index\""},{"Add":"checksum = \"ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6\""},{"Add":""},{"Add":"[[package]]"},{"Add":"name = \"winapi-x86_64-pc-windows-gnu\""},{"Add":"version = \"0.4.0\""},{"Add":"source = \"registry+https://github.com/rust-lang/crates.io-index\""},{"Add":"checksum = \"712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f\""},{"Add":""},{"Add":"[[package]]"}]}}],"owner":"finchie","repo":"depwiz","token":"IYxuA7b6hBMR07TkQNQvzf/QHN5xCIaLf6hEiz+CJQ4=","login":null}

…

Dependencies

Change contents