[INFO] cloning repository https://github.com/tomo-Gomibako/rust-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomo-Gomibako/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomo-Gomibako%2Frust-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomo-Gomibako%2Frust-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8840d54abc0b36174902731aaaef98d00af76244
[INFO] testing tomo-Gomibako/rust-practice against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomo-Gomibako%2Frust-practice" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomo-Gomibako/rust-practice 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/tomo-Gomibako/rust-practice
[INFO] finished tweaking git repo https://github.com/tomo-Gomibako/rust-practice
[INFO] tweaked toml for git repo https://github.com/tomo-Gomibako/rust-practice written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/tomo-Gomibako/rust-practice 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 83133f649a908c5d06b6de901c74e60b748f1158871e60691da1e43c50291a05
[INFO] running `Command { std: "docker" "start" "-a" "83133f649a908c5d06b6de901c74e60b748f1158871e60691da1e43c50291a05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83133f649a908c5d06b6de901c74e60b748f1158871e60691da1e43c50291a05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83133f649a908c5d06b6de901c74e60b748f1158871e60691da1e43c50291a05", kill_on_drop: false }`
[INFO] [stdout] 83133f649a908c5d06b6de901c74e60b748f1158871e60691da1e43c50291a05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] a9f1f23411c564bfcfb765577d4bfa15b45a74e0a65d146327374a0fc013315f
[INFO] running `Command { std: "docker" "start" "-a" "a9f1f23411c564bfcfb765577d4bfa15b45a74e0a65d146327374a0fc013315f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "a9f1f23411c564bfcfb765577d4bfa15b45a74e0a65d146327374a0fc013315f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9f1f23411c564bfcfb765577d4bfa15b45a74e0a65d146327374a0fc013315f", kill_on_drop: false }`
[INFO] [stdout] a9f1f23411c564bfcfb765577d4bfa15b45a74e0a65d146327374a0fc013315f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 274b0bc6afd33d01390ef26e77287743044001977a47785f1b4035854a199f5c
[INFO] running `Command { std: "docker" "start" "-a" "274b0bc6afd33d01390ef26e77287743044001977a47785f1b4035854a199f5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "274b0bc6afd33d01390ef26e77287743044001977a47785f1b4035854a199f5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "274b0bc6afd33d01390ef26e77287743044001977a47785f1b4035854a199f5c", kill_on_drop: false }`
[INFO] [stdout] 274b0bc6afd33d01390ef26e77287743044001977a47785f1b4035854a199f5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 5418bc41e75a0228c4144bcf301c6ab67c31d3ca885b3512819fa8b50c2b7cf9
[INFO] running `Command { std: "docker" "start" "-a" "5418bc41e75a0228c4144bcf301c6ab67c31d3ca885b3512819fa8b50c2b7cf9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_practice-df3a0b2afbcc250d)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_practice-755caa7d99f0280f)
[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] [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] [stderr]    Doc-tests rust_practice
[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" "5418bc41e75a0228c4144bcf301c6ab67c31d3ca885b3512819fa8b50c2b7cf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5418bc41e75a0228c4144bcf301c6ab67c31d3ca885b3512819fa8b50c2b7cf9", kill_on_drop: false }`
[INFO] [stdout] 5418bc41e75a0228c4144bcf301c6ab67c31d3ca885b3512819fa8b50c2b7cf9