[INFO] cloning repository https://github.com/zethika/genetic-algorithm-phrase-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zethika/genetic-algorithm-phrase-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzethika%2Fgenetic-algorithm-phrase-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzethika%2Fgenetic-algorithm-phrase-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc6c3a9870e30ed8bbef5b280f3cad8e0adaa1a2
[INFO] checking zethika/genetic-algorithm-phrase-rust against master#ba7e63b63871a429533c189adbfb1d9a6337e000 for pr-135331-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzethika%2Fgenetic-algorithm-phrase-rust" "/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/zethika/genetic-algorithm-phrase-rust
[INFO] finished tweaking git repo https://github.com/zethika/genetic-algorithm-phrase-rust
[INFO] tweaked toml for git repo https://github.com/zethika/genetic-algorithm-phrase-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zethika/genetic-algorithm-phrase-rust on toolchain ba7e63b63871a429533c189adbfb1d9a6337e000
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ba7e63b63871a429533c189adbfb1d9a6337e000" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zethika/genetic-algorithm-phrase-rust 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" "+ba7e63b63871a429533c189adbfb1d9a6337e000" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded random-string v0.1.2
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+ba7e63b63871a429533c189adbfb1d9a6337e000" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9753893635f1295ceea2a748deeeca1274fe8641d0471ce605f3944b80a4130
[INFO] running `Command { std: "docker" "start" "-a" "b9753893635f1295ceea2a748deeeca1274fe8641d0471ce605f3944b80a4130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9753893635f1295ceea2a748deeeca1274fe8641d0471ce605f3944b80a4130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9753893635f1295ceea2a748deeeca1274fe8641d0471ce605f3944b80a4130", kill_on_drop: false }`
[INFO] [stdout] b9753893635f1295ceea2a748deeeca1274fe8641d0471ce605f3944b80a4130
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+ba7e63b63871a429533c189adbfb1d9a6337e000" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6d18f617422465a65eee06ad14364b474862c07315ed227a894b47076fd704d
[INFO] running `Command { std: "docker" "start" "-a" "b6d18f617422465a65eee06ad14364b474862c07315ed227a894b47076fd704d", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling syn v1.0.94
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling random-number-macro-impl v0.1.6
[INFO] [stderr]     Checking random-number v0.1.7
[INFO] [stderr]     Checking random-string v0.1.2
[INFO] [stderr]     Checking rust-starter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.30s
[INFO] running `Command { std: "docker" "inspect" "b6d18f617422465a65eee06ad14364b474862c07315ed227a894b47076fd704d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6d18f617422465a65eee06ad14364b474862c07315ed227a894b47076fd704d", kill_on_drop: false }`
[INFO] [stdout] b6d18f617422465a65eee06ad14364b474862c07315ed227a894b47076fd704d