[INFO] cloning repository https://github.com/tptb/brainfuck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tptb/brainfuck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftptb%2Fbrainfuck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftptb%2Fbrainfuck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e178f42f90a74abb023f5248e3c1bd79931b8497
[INFO] testing tptb/brainfuck 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%2Ftptb%2Fbrainfuck" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tptb/brainfuck 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] removed /workspace/builds/worker-18/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/tptb/brainfuck
[INFO] finished tweaking git repo https://github.com/tptb/brainfuck
[INFO] tweaked toml for git repo https://github.com/tptb/brainfuck written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] c28afdc9465d78e419bab3ac3ec1b93bc6d237efa48f279c9f6553e2aa4831b9
[INFO] running `Command { std: "docker" "start" "-a" "c28afdc9465d78e419bab3ac3ec1b93bc6d237efa48f279c9f6553e2aa4831b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c28afdc9465d78e419bab3ac3ec1b93bc6d237efa48f279c9f6553e2aa4831b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c28afdc9465d78e419bab3ac3ec1b93bc6d237efa48f279c9f6553e2aa4831b9", kill_on_drop: false }`
[INFO] [stdout] c28afdc9465d78e419bab3ac3ec1b93bc6d237efa48f279c9f6553e2aa4831b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] a01b1819751941081d2aa35de06468ff346f520494a207c4645dcbcc6117c4ea
[INFO] running `Command { std: "docker" "start" "-a" "a01b1819751941081d2aa35de06468ff346f520494a207c4645dcbcc6117c4ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling brainfuck v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/main.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn new() -> StringInputOutput {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.11s
[INFO] running `Command { std: "docker" "inspect" "a01b1819751941081d2aa35de06468ff346f520494a207c4645dcbcc6117c4ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a01b1819751941081d2aa35de06468ff346f520494a207c4645dcbcc6117c4ea", kill_on_drop: false }`
[INFO] [stdout] a01b1819751941081d2aa35de06468ff346f520494a207c4645dcbcc6117c4ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] a362a1bd3f500597dbed3f7f1bcf3ff2ded38ad8ec376f7909f424447e3524d5
[INFO] running `Command { std: "docker" "start" "-a" "a362a1bd3f500597dbed3f7f1bcf3ff2ded38ad8ec376f7909f424447e3524d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling brainfuck v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "a362a1bd3f500597dbed3f7f1bcf3ff2ded38ad8ec376f7909f424447e3524d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a362a1bd3f500597dbed3f7f1bcf3ff2ded38ad8ec376f7909f424447e3524d5", kill_on_drop: false }`
[INFO] [stdout] a362a1bd3f500597dbed3f7f1bcf3ff2ded38ad8ec376f7909f424447e3524d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 083498f646ebd884823ee8a0ce8c9243206c904c822db228ee5e6629123620e6
[INFO] running `Command { std: "docker" "start" "-a" "083498f646ebd884823ee8a0ce8c9243206c904c822db228ee5e6629123620e6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.27s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/brainfuck-4a4807245cebaae2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::mandelbrot has been running for over 60 seconds
[INFO] [stdout] test tests::mandelbrot ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 113.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "083498f646ebd884823ee8a0ce8c9243206c904c822db228ee5e6629123620e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "083498f646ebd884823ee8a0ce8c9243206c904c822db228ee5e6629123620e6", kill_on_drop: false }`
[INFO] [stdout] 083498f646ebd884823ee8a0ce8c9243206c904c822db228ee5e6629123620e6