[INFO] fetching crate seamstress 0.0.1... [INFO] testing seamstress-0.0.1 against 1.55.0 for beta-1.56-1 [INFO] extracting crate seamstress 0.0.1 into /workspace/builds/worker-100/source [INFO] validating manifest of crates.io crate seamstress 0.0.1 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 crates.io crate seamstress 0.0.1 [INFO] finished tweaking crates.io crate seamstress 0.0.1 [INFO] tweaked toml for crates.io crate seamstress 0.0.1 written to /workspace/builds/worker-100/source/Cargo.toml [INFO] crate crates.io crate seamstress 0.0.1 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-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 24f2eb9fe60a25c215dcc870014da71ba9ab5491a11bc34a90036ad082d6d82a [INFO] running `Command { std: "docker" "start" "-a" "24f2eb9fe60a25c215dcc870014da71ba9ab5491a11bc34a90036ad082d6d82a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "24f2eb9fe60a25c215dcc870014da71ba9ab5491a11bc34a90036ad082d6d82a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24f2eb9fe60a25c215dcc870014da71ba9ab5491a11bc34a90036ad082d6d82a", kill_on_drop: false }` [INFO] [stdout] 24f2eb9fe60a25c215dcc870014da71ba9ab5491a11bc34a90036ad082d6d82a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 63128058f4b9f47507d71d7ce103268ee59adf7635d3b7c552202afc1e172c41 [INFO] running `Command { std: "docker" "start" "-a" "63128058f4b9f47507d71d7ce103268ee59adf7635d3b7c552202afc1e172c41", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling seamstress v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.43s [INFO] running `Command { std: "docker" "inspect" "63128058f4b9f47507d71d7ce103268ee59adf7635d3b7c552202afc1e172c41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63128058f4b9f47507d71d7ce103268ee59adf7635d3b7c552202afc1e172c41", kill_on_drop: false }` [INFO] [stdout] 63128058f4b9f47507d71d7ce103268ee59adf7635d3b7c552202afc1e172c41 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 283b83f14a43719d634f131c396dc12032ce2a4c5e6471f56c16132a36bf0b21 [INFO] running `Command { std: "docker" "start" "-a" "283b83f14a43719d634f131c396dc12032ce2a4c5e6471f56c16132a36bf0b21", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling seamstress v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.65s [INFO] running `Command { std: "docker" "inspect" "283b83f14a43719d634f131c396dc12032ce2a4c5e6471f56c16132a36bf0b21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "283b83f14a43719d634f131c396dc12032ce2a4c5e6471f56c16132a36bf0b21", kill_on_drop: false }` [INFO] [stdout] 283b83f14a43719d634f131c396dc12032ce2a4c5e6471f56c16132a36bf0b21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] ffd421d77aa43cc21ea8ab398cea1ed7742568e693e1d2c5ac6c7195acd2195c [INFO] running `Command { std: "docker" "start" "-a" "ffd421d77aa43cc21ea8ab398cea1ed7742568e693e1d2c5ac6c7195acd2195c", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/seamstress-45fd9738a9126916) [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" "ffd421d77aa43cc21ea8ab398cea1ed7742568e693e1d2c5ac6c7195acd2195c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffd421d77aa43cc21ea8ab398cea1ed7742568e693e1d2c5ac6c7195acd2195c", kill_on_drop: false }` [INFO] [stdout] ffd421d77aa43cc21ea8ab398cea1ed7742568e693e1d2c5ac6c7195acd2195c