[INFO] cloning repository https://github.com/FUR-Labs/fur-crusher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FUR-Labs/fur-crusher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFUR-Labs%2Ffur-crusher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFUR-Labs%2Ffur-crusher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 158715de901688340dae202f1049ebfc6bb04d7c
[INFO] checking FUR-Labs/fur-crusher against 16d1ffac17ad8b739e32483ac2e65fe7e1804977 for pr-161154-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFUR-Labs%2Ffur-crusher" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/FUR-Labs/fur-crusher
[INFO] finished tweaking git repo https://github.com/FUR-Labs/fur-crusher
[INFO] tweaked toml for git repo https://github.com/FUR-Labs/fur-crusher written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/FUR-Labs/fur-crusher on toolchain 16d1ffac17ad8b739e32483ac2e65fe7e1804977
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16d1ffac17ad8b739e32483ac2e65fe7e1804977" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/FUR-Labs/fur-crusher 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" "+16d1ffac17ad8b739e32483ac2e65fe7e1804977" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8d79378d3eab3a648ecb7130a6bcd593ca7f9f8e6292450de120a37fd32c19ec
[INFO] running `Command { std: "docker" "start" "8d79378d3eab3a648ecb7130a6bcd593ca7f9f8e6292450de120a37fd32c19ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d79378d3eab3a648ecb7130a6bcd593ca7f9f8e6292450de120a37fd32c19ec", 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" "8d79378d3eab3a648ecb7130a6bcd593ca7f9f8e6292450de120a37fd32c19ec" "/opt/rustwide/cargo-home/bin/cargo" "+16d1ffac17ad8b739e32483ac2e65fe7e1804977" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d79378d3eab3a648ecb7130a6bcd593ca7f9f8e6292450de120a37fd32c19ec", 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" "8d79378d3eab3a648ecb7130a6bcd593ca7f9f8e6292450de120a37fd32c19ec" "/opt/rustwide/cargo-home/bin/cargo" "+16d1ffac17ad8b739e32483ac2e65fe7e1804977" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking zerocopy v0.8.48
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking fur-crusher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `serde`
[INFO] [stderr]   --> Cargo.toml:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 | [dependencies.serde]
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `serde`
[INFO] [stderr] warning: `fur-crusher` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.72s
[INFO] running `Command { std: "docker" "inspect" "8d79378d3eab3a648ecb7130a6bcd593ca7f9f8e6292450de120a37fd32c19ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d79378d3eab3a648ecb7130a6bcd593ca7f9f8e6292450de120a37fd32c19ec", kill_on_drop: false }`
[INFO] [stdout] 8d79378d3eab3a648ecb7130a6bcd593ca7f9f8e6292450de120a37fd32c19ec