[INFO] cloning repository https://github.com/muminoff/100-prisoners-problem
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/muminoff/100-prisoners-problem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuminoff%2F100-prisoners-problem", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuminoff%2F100-prisoners-problem'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea7cbb290f349392d47b19543053f59237e1ae06
[INFO] testing muminoff/100-prisoners-problem against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuminoff%2F100-prisoners-problem" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/muminoff/100-prisoners-problem on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/muminoff/100-prisoners-problem
[INFO] finished tweaking git repo https://github.com/muminoff/100-prisoners-problem
[INFO] tweaked toml for git repo https://github.com/muminoff/100-prisoners-problem written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/muminoff/100-prisoners-problem already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d00b6ca82949b07bb1e4c4da1011b8c9f0b45dc5f02746ba01466486f0b3c83f
[INFO] running `Command { std: "docker" "start" "-a" "d00b6ca82949b07bb1e4c4da1011b8c9f0b45dc5f02746ba01466486f0b3c83f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d00b6ca82949b07bb1e4c4da1011b8c9f0b45dc5f02746ba01466486f0b3c83f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d00b6ca82949b07bb1e4c4da1011b8c9f0b45dc5f02746ba01466486f0b3c83f", kill_on_drop: false }`
[INFO] [stdout] d00b6ca82949b07bb1e4c4da1011b8c9f0b45dc5f02746ba01466486f0b3c83f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21c2a4dcf07973e734eb1b2fbb03fcf84684c8d1d540a975bf4188de9987a2e1
[INFO] running `Command { std: "docker" "start" "-a" "21c2a4dcf07973e734eb1b2fbb03fcf84684c8d1d540a975bf4188de9987a2e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling prisoners v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "21c2a4dcf07973e734eb1b2fbb03fcf84684c8d1d540a975bf4188de9987a2e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21c2a4dcf07973e734eb1b2fbb03fcf84684c8d1d540a975bf4188de9987a2e1", kill_on_drop: false }`
[INFO] [stdout] 21c2a4dcf07973e734eb1b2fbb03fcf84684c8d1d540a975bf4188de9987a2e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1add874ebb1be7cd0449944713b54aaa1e7ededa27c7e644c5a8460197a04ea
[INFO] running `Command { std: "docker" "start" "-a" "b1add874ebb1be7cd0449944713b54aaa1e7ededa27c7e644c5a8460197a04ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling prisoners v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "b1add874ebb1be7cd0449944713b54aaa1e7ededa27c7e644c5a8460197a04ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1add874ebb1be7cd0449944713b54aaa1e7ededa27c7e644c5a8460197a04ea", kill_on_drop: false }`
[INFO] [stdout] b1add874ebb1be7cd0449944713b54aaa1e7ededa27c7e644c5a8460197a04ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d8a67dcb1a484a5a6bd0da212f92b130b9146d14be39cc386c1caa59b5c4cac5
[INFO] running `Command { std: "docker" "start" "-a" "d8a67dcb1a484a5a6bd0da212f92b130b9146d14be39cc386c1caa59b5c4cac5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prisoners-d7a2fc4842e1d12f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d8a67dcb1a484a5a6bd0da212f92b130b9146d14be39cc386c1caa59b5c4cac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8a67dcb1a484a5a6bd0da212f92b130b9146d14be39cc386c1caa59b5c4cac5", kill_on_drop: false }`
[INFO] [stdout] d8a67dcb1a484a5a6bd0da212f92b130b9146d14be39cc386c1caa59b5c4cac5