[INFO] fetching crate scrapmetal-derive 0.1.0...
[INFO] testing scrapmetal-derive-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate scrapmetal-derive 0.1.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate scrapmetal-derive 0.1.0 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 scrapmetal-derive 0.1.0
[INFO] finished tweaking crates.io crate scrapmetal-derive 0.1.0
[INFO] tweaked toml for crates.io crate scrapmetal-derive 0.1.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 31f5c144bd18a777f8f4c5be1034836a90b95db018602fdc1099cf556aef0155
[INFO] running `Command { std: "docker" "start" "-a" "31f5c144bd18a777f8f4c5be1034836a90b95db018602fdc1099cf556aef0155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31f5c144bd18a777f8f4c5be1034836a90b95db018602fdc1099cf556aef0155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f5c144bd18a777f8f4c5be1034836a90b95db018602fdc1099cf556aef0155", kill_on_drop: false }`
[INFO] [stdout] 31f5c144bd18a777f8f4c5be1034836a90b95db018602fdc1099cf556aef0155
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 0fab8b1111d8cbf8ea7fdbddbae1955442d000644be4b86c2274a8431b96646d
[INFO] running `Command { std: "docker" "start" "-a" "0fab8b1111d8cbf8ea7fdbddbae1955442d000644be4b86c2274a8431b96646d", kill_on_drop: false }`
[INFO] [stderr]    Compiling scrapmetal-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.88s
[INFO] running `Command { std: "docker" "inspect" "0fab8b1111d8cbf8ea7fdbddbae1955442d000644be4b86c2274a8431b96646d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fab8b1111d8cbf8ea7fdbddbae1955442d000644be4b86c2274a8431b96646d", kill_on_drop: false }`
[INFO] [stdout] 0fab8b1111d8cbf8ea7fdbddbae1955442d000644be4b86c2274a8431b96646d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 6b101adc30c1167aa38665171b9622919c0d1d922e8d5078113d7be811c53398
[INFO] running `Command { std: "docker" "start" "-a" "6b101adc30c1167aa38665171b9622919c0d1d922e8d5078113d7be811c53398", kill_on_drop: false }`
[INFO] [stderr]    Compiling scrapmetal-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "6b101adc30c1167aa38665171b9622919c0d1d922e8d5078113d7be811c53398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b101adc30c1167aa38665171b9622919c0d1d922e8d5078113d7be811c53398", kill_on_drop: false }`
[INFO] [stdout] 6b101adc30c1167aa38665171b9622919c0d1d922e8d5078113d7be811c53398
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 68ac2cda317455cdd4822ab5cb131b791e9adf0b5594917fc3557f241bc6e70f
[INFO] running `Command { std: "docker" "start" "-a" "68ac2cda317455cdd4822ab5cb131b791e9adf0b5594917fc3557f241bc6e70f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scrapmetal_derive-35478049323cc630)
[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 scrapmetal-derive
[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" "68ac2cda317455cdd4822ab5cb131b791e9adf0b5594917fc3557f241bc6e70f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68ac2cda317455cdd4822ab5cb131b791e9adf0b5594917fc3557f241bc6e70f", kill_on_drop: false }`
[INFO] [stdout] 68ac2cda317455cdd4822ab5cb131b791e9adf0b5594917fc3557f241bc6e70f