[INFO] cloning repository https://github.com/howeih/Day-37-Longest-Common-Subsequence
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/howeih/Day-37-Longest-Common-Subsequence" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-37-Longest-Common-Subsequence", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-37-Longest-Common-Subsequence'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0555b1cf1e4e671f708708bcc7acb2204c17ce1e
[INFO] testing howeih/Day-37-Longest-Common-Subsequence 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%2Fhoweih%2FDay-37-Longest-Common-Subsequence" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/howeih/Day-37-Longest-Common-Subsequence 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/howeih/Day-37-Longest-Common-Subsequence
[INFO] finished tweaking git repo https://github.com/howeih/Day-37-Longest-Common-Subsequence
[INFO] tweaked toml for git repo https://github.com/howeih/Day-37-Longest-Common-Subsequence written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/howeih/Day-37-Longest-Common-Subsequence 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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] c80372dfe16134fa2916816ca501626f604e25d7d61bf6cdc2b107f40b2db96b
[INFO] running `Command { std: "docker" "start" "-a" "c80372dfe16134fa2916816ca501626f604e25d7d61bf6cdc2b107f40b2db96b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c80372dfe16134fa2916816ca501626f604e25d7d61bf6cdc2b107f40b2db96b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c80372dfe16134fa2916816ca501626f604e25d7d61bf6cdc2b107f40b2db96b", kill_on_drop: false }`
[INFO] [stdout] c80372dfe16134fa2916816ca501626f604e25d7d61bf6cdc2b107f40b2db96b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 50e0ef19c8c979849d5691b9b2c2edbea0a6c2a3c8f54bfe590815a6b7f1c291
[INFO] running `Command { std: "docker" "start" "-a" "50e0ef19c8c979849d5691b9b2c2edbea0a6c2a3c8f54bfe590815a6b7f1c291", kill_on_drop: false }`
[INFO] [stderr]    Compiling lcs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "50e0ef19c8c979849d5691b9b2c2edbea0a6c2a3c8f54bfe590815a6b7f1c291", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50e0ef19c8c979849d5691b9b2c2edbea0a6c2a3c8f54bfe590815a6b7f1c291", kill_on_drop: false }`
[INFO] [stdout] 50e0ef19c8c979849d5691b9b2c2edbea0a6c2a3c8f54bfe590815a6b7f1c291
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] f36f44b0637c1dfaf2cf10a8bc6380c642fd075f3e0bfdf430e92db6cbf6e585
[INFO] running `Command { std: "docker" "start" "-a" "f36f44b0637c1dfaf2cf10a8bc6380c642fd075f3e0bfdf430e92db6cbf6e585", kill_on_drop: false }`
[INFO] [stderr]    Compiling lcs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "f36f44b0637c1dfaf2cf10a8bc6380c642fd075f3e0bfdf430e92db6cbf6e585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36f44b0637c1dfaf2cf10a8bc6380c642fd075f3e0bfdf430e92db6cbf6e585", kill_on_drop: false }`
[INFO] [stdout] f36f44b0637c1dfaf2cf10a8bc6380c642fd075f3e0bfdf430e92db6cbf6e585
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 98c132c5603e5f5636998bd873ab36292d17ae72bc336fa63c353683ca813c1b
[INFO] running `Command { std: "docker" "start" "-a" "98c132c5603e5f5636998bd873ab36292d17ae72bc336fa63c353683ca813c1b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lcs-2316100a0b1a6c1e)
[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" "98c132c5603e5f5636998bd873ab36292d17ae72bc336fa63c353683ca813c1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98c132c5603e5f5636998bd873ab36292d17ae72bc336fa63c353683ca813c1b", kill_on_drop: false }`
[INFO] [stdout] 98c132c5603e5f5636998bd873ab36292d17ae72bc336fa63c353683ca813c1b