[INFO] cloning repository https://github.com/andyslucky/Tok2sed
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andyslucky/Tok2sed" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandyslucky%2FTok2sed", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandyslucky%2FTok2sed'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b89ddafec34615825a82bfa9594509a7b2e960aa
[INFO] checking andyslucky/Tok2sed against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandyslucky%2FTok2sed" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andyslucky/Tok2sed
[INFO] finished tweaking git repo https://github.com/andyslucky/Tok2sed
[INFO] tweaked toml for git repo https://github.com/andyslucky/Tok2sed written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andyslucky/Tok2sed on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andyslucky/Tok2sed already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/andyslucky/libtok2me`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linked-hash-map v0.5.4
[INFO] [stderr]   Downloaded termcolor v1.1.2
[INFO] [stderr]   Downloaded dtoa v0.4.8
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[INFO] [stderr]   Downloaded serde v1.0.127
[INFO] [stderr]   Downloaded derive-new v0.5.9
[INFO] [stderr]   Downloaded serde_derive v1.0.127
[INFO] [stderr]   Downloaded serde_yaml v0.8.17
[INFO] [stderr]   Downloaded syn v1.0.74
[INFO] [stderr]   Downloaded libc v0.2.98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9695970b2163046a12560f3afe380290ef1945334b6157e6446bf65c0071557
[INFO] running `Command { std: "docker" "start" "-a" "d9695970b2163046a12560f3afe380290ef1945334b6157e6446bf65c0071557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9695970b2163046a12560f3afe380290ef1945334b6157e6446bf65c0071557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9695970b2163046a12560f3afe380290ef1945334b6157e6446bf65c0071557", kill_on_drop: false }`
[INFO] [stdout] d9695970b2163046a12560f3afe380290ef1945334b6157e6446bf65c0071557
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 058bed4bb659ec2769d6132987faa5245db64e20b9313860479afe92d2b092b8
[INFO] running `Command { std: "docker" "start" "-a" "058bed4bb659ec2769d6132987faa5245db64e20b9313860479afe92d2b092b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking fixedbitset v0.4.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking libtok2me v0.1.0 (https://github.com/andyslucky/libtok2me#1eb448cc)
[INFO] [stderr]     Checking tok2sed v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufWriter`, `any::type_name`, `format`, and `thread::current`
[INFO] [stdout]   --> src/main.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  7 |     any::type_name,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]  8 |     fmt::{format, Debug},
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout]  9 |     fs::File,
[INFO] [stdout] 10 |     io::{BufWriter, Write},
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 11 |     ptr::null_mut,
[INFO] [stdout] 12 |     thread::current,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `data::Build` and `graph::Graph`
[INFO] [stdout]   --> src/main.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 | use petgraph::{data::Build, graph::Graph};
[INFO] [stdout]    |                ^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]   --> src/main.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::{collections::HashMap, error::Error as IError};
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr::null`
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::ptr::null;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `OPEN_GROUP` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:295:5
[INFO] [stdout]     |
[INFO] [stdout] 295 |     OPEN_GROUP,
[INFO] [stdout]     |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `OpenGroup`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CLOSE_GROUP` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:296:5
[INFO] [stdout]     |
[INFO] [stdout] 296 |     CLOSE_GROUP,
[INFO] [stdout]     |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `CloseGroup`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufWriter`, `any::type_name`, `format`, and `thread::current`
[INFO] [stdout]   --> src/main.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  7 |     any::type_name,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]  8 |     fmt::{format, Debug},
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout]  9 |     fs::File,
[INFO] [stdout] 10 |     io::{BufWriter, Write},
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 11 |     ptr::null_mut,
[INFO] [stdout] 12 |     thread::current,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `data::Build` and `graph::Graph`
[INFO] [stdout]   --> src/main.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 | use petgraph::{data::Build, graph::Graph};
[INFO] [stdout]    |                ^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]   --> src/main.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::{collections::HashMap, error::Error as IError};
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr::null`
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::ptr::null;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `OPEN_GROUP` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:295:5
[INFO] [stdout]     |
[INFO] [stdout] 295 |     OPEN_GROUP,
[INFO] [stdout]     |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `OpenGroup`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CLOSE_GROUP` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:296:5
[INFO] [stdout]     |
[INFO] [stdout] 296 |     CLOSE_GROUP,
[INFO] [stdout]     |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `CloseGroup`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/main.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 |     io::{BufWriter, Write},
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:256:29
[INFO] [stdout]     |
[INFO] [stdout] 256 |                         let mut new_group_enum = TokenOrGroup::ExprGroup(new_group);
[INFO] [stdout]     |                             ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:259:29
[INFO] [stdout]     |
[INFO] [stdout] 259 |                         let mut new_group = match current_group.exprs.last_mut().unwrap() {
[INFO] [stdout]     |                             ----^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/main.rs:261:53
[INFO] [stdout]     |
[INFO] [stdout] 261 | ...                   TokenOrGroup::ExprToken(t) => panic!("This is pretty much impossible"),
[INFO] [stdout]     |                                               ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/main.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 |     io::{BufWriter, Write},
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `export_state_mach` and `disable_comments` are never read
[INFO] [stdout]   --> src/main.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct Opts {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 63 |     export_state_mach: Option<FileWrapper>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     disable_comments: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opts` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:256:29
[INFO] [stdout]     |
[INFO] [stdout] 256 |                         let mut new_group_enum = TokenOrGroup::ExprGroup(new_group);
[INFO] [stdout]     |                             ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:259:29
[INFO] [stdout]     |
[INFO] [stdout] 259 |                         let mut new_group = match current_group.exprs.last_mut().unwrap() {
[INFO] [stdout]     |                             ----^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/main.rs:261:53
[INFO] [stdout]     |
[INFO] [stdout] 261 | ...                   TokenOrGroup::ExprToken(t) => panic!("This is pretty much impossible"),
[INFO] [stdout]     |                                               ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `export_state_mach` and `disable_comments` are never read
[INFO] [stdout]   --> src/main.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct Opts {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 63 |     export_state_mach: Option<FileWrapper>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     disable_comments: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opts` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.81s
[INFO] running `Command { std: "docker" "inspect" "058bed4bb659ec2769d6132987faa5245db64e20b9313860479afe92d2b092b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "058bed4bb659ec2769d6132987faa5245db64e20b9313860479afe92d2b092b8", kill_on_drop: false }`
[INFO] [stdout] 058bed4bb659ec2769d6132987faa5245db64e20b9313860479afe92d2b092b8
