[INFO] cloning repository https://github.com/hayatoito/brainfuck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hayatoito/brainfuck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhayatoito%2Fbrainfuck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhayatoito%2Fbrainfuck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6318b9e8cb56204374c090841256548bfb570d1
[INFO] checking hayatoito/brainfuck against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhayatoito%2Fbrainfuck" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hayatoito/brainfuck on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hayatoito/brainfuck
[INFO] finished tweaking git repo https://github.com/hayatoito/brainfuck
[INFO] tweaked toml for git repo https://github.com/hayatoito/brainfuck written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/hayatoito/brainfuck already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d425b0c48006dccec7ec1b2f792975a1ace7ee90eeb4e9f12f2ea1d1fa607500
[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" "d425b0c48006dccec7ec1b2f792975a1ace7ee90eeb4e9f12f2ea1d1fa607500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d425b0c48006dccec7ec1b2f792975a1ace7ee90eeb4e9f12f2ea1d1fa607500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d425b0c48006dccec7ec1b2f792975a1ace7ee90eeb4e9f12f2ea1d1fa607500", kill_on_drop: false }`
[INFO] [stdout] d425b0c48006dccec7ec1b2f792975a1ace7ee90eeb4e9f12f2ea1d1fa607500
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46bbc722ebfa5ef071eeec536099b5e740c589d6e6b2a8aa7f6fba33be993f6c
[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" "46bbc722ebfa5ef071eeec536099b5e740c589d6e6b2a8aa7f6fba33be993f6c", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking loggerv v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]     Checking csv v1.0.5
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking criterion-plot v0.2.5
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking criterion-stats v0.2.5
[INFO] [stderr]     Checking mmap v0.1.1
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking handlebars v0.32.4
[INFO] [stderr]     Checking criterion v0.2.5
[INFO] [stderr]     Checking brainfuck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/brainfuck.rs:169:25
[INFO] [stdout]     |
[INFO] [stdout] 169 |                 pc += 1;;
[INFO] [stdout]     |                         ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/brainfuck.rs:169:25
[INFO] [stdout]     |
[INFO] [stdout] 169 |                 pc += 1;;
[INFO] [stdout]     |                         ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` 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 23.18s
[INFO] running `Command { std: "docker" "inspect" "46bbc722ebfa5ef071eeec536099b5e740c589d6e6b2a8aa7f6fba33be993f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46bbc722ebfa5ef071eeec536099b5e740c589d6e6b2a8aa7f6fba33be993f6c", kill_on_drop: false }`
[INFO] [stdout] 46bbc722ebfa5ef071eeec536099b5e740c589d6e6b2a8aa7f6fba33be993f6c