[INFO] fetching crate git-anger-library 0.8.1...
[INFO] checking git-anger-library-0.8.1 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579
[INFO] extracting crate git-anger-library 0.8.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate git-anger-library 0.8.1 on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate git-anger-library 0.8.1
[INFO] finished tweaking crates.io crate git-anger-library 0.8.1
[INFO] tweaked toml for crates.io crate git-anger-library 0.8.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcdf40021a58bd622bc02e13262de3d2d04303db09aa7878206ac8854f67ac47
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dcdf40021a58bd622bc02e13262de3d2d04303db09aa7878206ac8854f67ac47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcdf40021a58bd622bc02e13262de3d2d04303db09aa7878206ac8854f67ac47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcdf40021a58bd622bc02e13262de3d2d04303db09aa7878206ac8854f67ac47", kill_on_drop: false }`
[INFO] [stdout] dcdf40021a58bd622bc02e13262de3d2d04303db09aa7878206ac8854f67ac47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 575df44709b1ede26d7ed9edf32f5205e8a1961a6852b5ce11ffdadbd47e8e12
[INFO] running `Command { std: "docker" "start" "-a" "575df44709b1ede26d7ed9edf32f5205e8a1961a6852b5ce11ffdadbd47e8e12", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libgit2-sys v0.12.17+1.1.0
[INFO] [stderr]     Checking git2 v0.13.15
[INFO] [stderr]     Checking git-anger-library v0.8.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `io::Write`, `io`
[INFO] [stdout]  --> src/repo.rs:8:52
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::{collections::HashMap, env, error::Error, io, io::Write, path::Path};
[INFO] [stdout]   |                                                    ^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `io::Write`, `io`
[INFO] [stdout]  --> src/repo.rs:8:52
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::{collections::HashMap, env, error::Error, io, io::Write, path::Path};
[INFO] [stdout]   |                                                    ^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `total_naughty_authors`
[INFO] [stdout]   --> src/repo.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn total_naughty_authors(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `total_naughty_authors`
[INFO] [stdout]   --> src/repo.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn total_naughty_authors(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.16s
[INFO] running `Command { std: "docker" "inspect" "575df44709b1ede26d7ed9edf32f5205e8a1961a6852b5ce11ffdadbd47e8e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "575df44709b1ede26d7ed9edf32f5205e8a1961a6852b5ce11ffdadbd47e8e12", kill_on_drop: false }`
[INFO] [stdout] 575df44709b1ede26d7ed9edf32f5205e8a1961a6852b5ce11ffdadbd47e8e12