[INFO] cloning repository https://github.com/primenumber/AHC005
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/primenumber/AHC005" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprimenumber%2FAHC005", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprimenumber%2FAHC005'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 042263ad1eb2177982b80907c3a937211a6ab3c3
[INFO] testing primenumber/AHC005 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprimenumber%2FAHC005" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/primenumber/AHC005 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/primenumber/AHC005
[INFO] finished tweaking git repo https://github.com/primenumber/AHC005
[INFO] tweaked toml for git repo https://github.com/primenumber/AHC005 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/primenumber/AHC005 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] 1d995c82c0634261f25d08b92762b31817d3c4080574ddf7308ebbeb445ba2ab
[INFO] running `Command { std: "docker" "start" "-a" "1d995c82c0634261f25d08b92762b31817d3c4080574ddf7308ebbeb445ba2ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d995c82c0634261f25d08b92762b31817d3c4080574ddf7308ebbeb445ba2ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d995c82c0634261f25d08b92762b31817d3c4080574ddf7308ebbeb445ba2ab", kill_on_drop: false }`
[INFO] [stdout] 1d995c82c0634261f25d08b92762b31817d3c4080574ddf7308ebbeb445ba2ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--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] 5170f222f8eca70a4d5e98f132c31674e3e29ab4a6dac42f67d0c41642375834
[INFO] running `Command { std: "docker" "start" "-a" "5170f222f8eca70a4d5e98f132c31674e3e29ab4a6dac42f67d0c41642375834", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling bitset-fixed v0.1.0
[INFO] [stderr]    Compiling proconio v0.3.8
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ahc005 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `rot270`
[INFO] [stdout]   --> src/main.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn rot270(dir: Dir) -> Dir {
[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 11.26s
[INFO] running `Command { std: "docker" "inspect" "5170f222f8eca70a4d5e98f132c31674e3e29ab4a6dac42f67d0c41642375834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5170f222f8eca70a4d5e98f132c31674e3e29ab4a6dac42f67d0c41642375834", kill_on_drop: false }`
[INFO] [stdout] 5170f222f8eca70a4d5e98f132c31674e3e29ab4a6dac42f67d0c41642375834
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 682a052263c60c01a63fa7638b2cb4cf2c85dfa8845c99a1f7ff439ce265a171
[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" "682a052263c60c01a63fa7638b2cb4cf2c85dfa8845c99a1f7ff439ce265a171", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahc005 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `rot270`
[INFO] [stdout]   --> src/main.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn rot270(dir: Dir) -> Dir {
[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 test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "682a052263c60c01a63fa7638b2cb4cf2c85dfa8845c99a1f7ff439ce265a171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "682a052263c60c01a63fa7638b2cb4cf2c85dfa8845c99a1f7ff439ce265a171", kill_on_drop: false }`
[INFO] [stdout] 682a052263c60c01a63fa7638b2cb4cf2c85dfa8845c99a1f7ff439ce265a171
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e63e76c841de9747058ce8020a05eda5acf57acfa98a87120270e21edc51476e
[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" "e63e76c841de9747058ce8020a05eda5acf57acfa98a87120270e21edc51476e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: function is never used: `rot270`
[INFO] [stderr]   --> src/main.rs:48:4
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn rot270(dir: Dir) -> Dir {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ahc005` (bin "ahc005" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ahc005-3776147d1b0224b3)
[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" "e63e76c841de9747058ce8020a05eda5acf57acfa98a87120270e21edc51476e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e63e76c841de9747058ce8020a05eda5acf57acfa98a87120270e21edc51476e", kill_on_drop: false }`
[INFO] [stdout] e63e76c841de9747058ce8020a05eda5acf57acfa98a87120270e21edc51476e