[INFO] cloning repository https://github.com/sudachi0114/practice3_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sudachi0114/practice3_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsudachi0114%2Fpractice3_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsudachi0114%2Fpractice3_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b1e122fd1946ec04b89dd29e73d7d0c3cf39bda
[INFO] testing sudachi0114/practice3_rs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsudachi0114%2Fpractice3_rs" "/workspace/builds/worker-68/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sudachi0114/practice3_rs 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/sudachi0114/practice3_rs
[INFO] finished tweaking git repo https://github.com/sudachi0114/practice3_rs
[INFO] tweaked toml for git repo https://github.com/sudachi0114/practice3_rs written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate git repo https://github.com/sudachi0114/practice3_rs 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] [stdout] e661ae0226ddb51ff0ce2ec682bfe409b0d871f0625aecfe01b9c1e9df4627a9
[INFO] running `Command { std: "docker" "start" "-a" "e661ae0226ddb51ff0ce2ec682bfe409b0d871f0625aecfe01b9c1e9df4627a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e661ae0226ddb51ff0ce2ec682bfe409b0d871f0625aecfe01b9c1e9df4627a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e661ae0226ddb51ff0ce2ec682bfe409b0d871f0625aecfe01b9c1e9df4627a9", kill_on_drop: false }`
[INFO] [stdout] e661ae0226ddb51ff0ce2ec682bfe409b0d871f0625aecfe01b9c1e9df4627a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] [stdout] aa9326550b4b705ffa190d97911d2d781ab99720a065faacb7ef59e7bf3fd175
[INFO] running `Command { std: "docker" "start" "-a" "aa9326550b4b705ffa190d97911d2d781ab99720a065faacb7ef59e7bf3fd175", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling practice3_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.62s
[INFO] running `Command { std: "docker" "inspect" "aa9326550b4b705ffa190d97911d2d781ab99720a065faacb7ef59e7bf3fd175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa9326550b4b705ffa190d97911d2d781ab99720a065faacb7ef59e7bf3fd175", kill_on_drop: false }`
[INFO] [stdout] aa9326550b4b705ffa190d97911d2d781ab99720a065faacb7ef59e7bf3fd175
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] 7f353533fa715733f8b5fdb2ed551246764bb49df34e46b13f8347aeb3f8f051
[INFO] running `Command { std: "docker" "start" "-a" "7f353533fa715733f8b5fdb2ed551246764bb49df34e46b13f8347aeb3f8f051", kill_on_drop: false }`
[INFO] [stderr]    Compiling practice3_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.93s
[INFO] running `Command { std: "docker" "inspect" "7f353533fa715733f8b5fdb2ed551246764bb49df34e46b13f8347aeb3f8f051", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f353533fa715733f8b5fdb2ed551246764bb49df34e46b13f8347aeb3f8f051", kill_on_drop: false }`
[INFO] [stdout] 7f353533fa715733f8b5fdb2ed551246764bb49df34e46b13f8347aeb3f8f051
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] 9393429247e34671bd6e586bd35a5a361e2c5464b93467f11ea4059bfa21f61f
[INFO] running `Command { std: "docker" "start" "-a" "9393429247e34671bd6e586bd35a5a361e2c5464b93467f11ea4059bfa21f61f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/practice3_rs-6dab7fd1058af16e)
[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" "9393429247e34671bd6e586bd35a5a361e2c5464b93467f11ea4059bfa21f61f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9393429247e34671bd6e586bd35a5a361e2c5464b93467f11ea4059bfa21f61f", kill_on_drop: false }`
[INFO] [stdout] 9393429247e34671bd6e586bd35a5a361e2c5464b93467f11ea4059bfa21f61f