[INFO] cloning repository https://github.com/gebrek/rs-mastermind
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gebrek/rs-mastermind" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgebrek%2Frs-mastermind", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgebrek%2Frs-mastermind'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 594e863f8e90baf0f1500ab6c441ee0c0655303d
[INFO] checking gebrek/rs-mastermind against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgebrek%2Frs-mastermind" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gebrek/rs-mastermind on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gebrek/rs-mastermind
[INFO] finished tweaking git repo https://github.com/gebrek/rs-mastermind
[INFO] tweaked toml for git repo https://github.com/gebrek/rs-mastermind written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/gebrek/rs-mastermind already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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 bytecount v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9da997f214e312b436f3c3dd9cbb258a47e5a3a1ffc585cd621f331019efd56c
[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" "9da997f214e312b436f3c3dd9cbb258a47e5a3a1ffc585cd621f331019efd56c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9da997f214e312b436f3c3dd9cbb258a47e5a3a1ffc585cd621f331019efd56c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9da997f214e312b436f3c3dd9cbb258a47e5a3a1ffc585cd621f331019efd56c", kill_on_drop: false }`
[INFO] [stdout] 9da997f214e312b436f3c3dd9cbb258a47e5a3a1ffc585cd621f331019efd56c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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] a2c168e51a450b8ef25adf6ffbb259e5ccec30e441c59bbeee85707d737d16e5
[INFO] running `Command { std: "docker" "start" "-a" "a2c168e51a450b8ef25adf6ffbb259e5ccec30e441c59bbeee85707d737d16e5", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.20
[INFO] [stderr]     Checking bytecount v0.1.6
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking rs-mastermind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "a2c168e51a450b8ef25adf6ffbb259e5ccec30e441c59bbeee85707d737d16e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2c168e51a450b8ef25adf6ffbb259e5ccec30e441c59bbeee85707d737d16e5", kill_on_drop: false }`
[INFO] [stdout] a2c168e51a450b8ef25adf6ffbb259e5ccec30e441c59bbeee85707d737d16e5