[INFO] cloning repository https://github.com/GunterSchmidt/diffutils_work
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GunterSchmidt/diffutils_work" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGunterSchmidt%2Fdiffutils_work", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGunterSchmidt%2Fdiffutils_work'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 239f5589e6e4f024db91183084d5cf9b3c17b083
[INFO] checking GunterSchmidt/diffutils_work against 5c543b0b8c73c7b72bc8284ced4fb22ead15734d for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGunterSchmidt%2Fdiffutils_work" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/GunterSchmidt/diffutils_work
[INFO] finished tweaking git repo https://github.com/GunterSchmidt/diffutils_work
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[INFO] validating manifest of git repo https://github.com/GunterSchmidt/diffutils_work on toolchain 5c543b0b8c73c7b72bc8284ced4fb22ead15734d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/GunterSchmidt/diffutils_work 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" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0caad127d56e9ff51e03bcc0886c6db8032de40e79095969f06ef8766d21bc45" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0caad127d56e9ff51e03bcc0886c6db8032de40e79095969f06ef8766d21bc45", kill_on_drop: false }`
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[INFO] [stdout] warning: function `is_same_file` is never used
[INFO] [stdout]   --> src/utils.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn is_same_file(from: &OsStr, to: &OsStr) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stdout] warning: function `is_same_file` is never used
[INFO] [stdout]   --> src/utils.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn is_same_file(from: &OsStr, to: &OsStr) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[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 1m 22s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.30.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "0caad127d56e9ff51e03bcc0886c6db8032de40e79095969f06ef8766d21bc45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0caad127d56e9ff51e03bcc0886c6db8032de40e79095969f06ef8766d21bc45", kill_on_drop: false }`
[INFO] [stdout] 0caad127d56e9ff51e03bcc0886c6db8032de40e79095969f06ef8766d21bc45