[INFO] cloning repository https://github.com/carmen-wretblad/pile_sorting
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/carmen-wretblad/pile_sorting" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarmen-wretblad%2Fpile_sorting", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarmen-wretblad%2Fpile_sorting'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 316de4d036d7017ac4fdc875a4a04c651af64ab9
[INFO] checking carmen-wretblad/pile_sorting against 6d99ee30d95360fa108a71e3985c92ca3f0fd6dc for pr-161154-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarmen-wretblad%2Fpile_sorting" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/carmen-wretblad/pile_sorting
[INFO] finished tweaking git repo https://github.com/carmen-wretblad/pile_sorting
[INFO] tweaked toml for git repo https://github.com/carmen-wretblad/pile_sorting written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/carmen-wretblad/pile_sorting on toolchain 6d99ee30d95360fa108a71e3985c92ca3f0fd6dc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6d99ee30d95360fa108a71e3985c92ca3f0fd6dc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/carmen-wretblad/pile_sorting 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" "+6d99ee30d95360fa108a71e3985c92ca3f0fd6dc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3214e4d8d60262ef8cc424fb234b742b387bae1df0935895fbb141fb064b35d1
[INFO] running `Command { std: "docker" "start" "3214e4d8d60262ef8cc424fb234b742b387bae1df0935895fbb141fb064b35d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3214e4d8d60262ef8cc424fb234b742b387bae1df0935895fbb141fb064b35d1", kill_on_drop: false }`
[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" "3214e4d8d60262ef8cc424fb234b742b387bae1df0935895fbb141fb064b35d1" "/opt/rustwide/cargo-home/bin/cargo" "+6d99ee30d95360fa108a71e3985c92ca3f0fd6dc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3214e4d8d60262ef8cc424fb234b742b387bae1df0935895fbb141fb064b35d1", kill_on_drop: false }`
[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" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3214e4d8d60262ef8cc424fb234b742b387bae1df0935895fbb141fb064b35d1" "/opt/rustwide/cargo-home/bin/cargo" "+6d99ee30d95360fa108a71e3985c92ca3f0fd6dc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling cc v1.1.13
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking indexmap v2.4.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.74
[INFO] [stderr]     Checking petgraph v0.6.5
[INFO] [stderr]     Checking priority-queue v2.1.1
[INFO] [stderr]    Compiling mimalloc-sys v0.1.6
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking mimallocator v0.1.3
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking sorting v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `log`
[INFO] [stderr]  --> Cargo.toml:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 | [dependencies.log]
[INFO] [stderr]   |               ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `log`
[INFO] [stderr] warning: `sorting` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 26.91s
[INFO] running `Command { std: "docker" "inspect" "3214e4d8d60262ef8cc424fb234b742b387bae1df0935895fbb141fb064b35d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3214e4d8d60262ef8cc424fb234b742b387bae1df0935895fbb141fb064b35d1", kill_on_drop: false }`
[INFO] [stdout] 3214e4d8d60262ef8cc424fb234b742b387bae1df0935895fbb141fb064b35d1