[INFO] fetching crate pomelo-impl 0.1.5...
[INFO] testing pomelo-impl-0.1.5 against 1.55.0 for beta-1.56-1
[INFO] extracting crate pomelo-impl 0.1.5 into /workspace/builds/worker-47/source
[INFO] validating manifest of crates.io crate pomelo-impl 0.1.5 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 pomelo-impl 0.1.5
[INFO] finished tweaking crates.io crate pomelo-impl 0.1.5
[INFO] tweaked toml for crates.io crate pomelo-impl 0.1.5 written to /workspace/builds/worker-47/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-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 1a31bd61177ac8e9c2b6d4531b71b613d988fd5b0b203d2b9823ccf4b5397702
[INFO] running `Command { std: "docker" "start" "-a" "1a31bd61177ac8e9c2b6d4531b71b613d988fd5b0b203d2b9823ccf4b5397702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a31bd61177ac8e9c2b6d4531b71b613d988fd5b0b203d2b9823ccf4b5397702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a31bd61177ac8e9c2b6d4531b71b613d988fd5b0b203d2b9823ccf4b5397702", kill_on_drop: false }`
[INFO] [stdout] 1a31bd61177ac8e9c2b6d4531b71b613d988fd5b0b203d2b9823ccf4b5397702
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] dbb2813f863bac5a28d51f91a08b0b968c71d3d733835aef4faf23605f203725
[INFO] running `Command { std: "docker" "start" "-a" "dbb2813f863bac5a28d51f91a08b0b968c71d3d733835aef4faf23605f203725", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling pomelo-impl v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.23s
[INFO] running `Command { std: "docker" "inspect" "dbb2813f863bac5a28d51f91a08b0b968c71d3d733835aef4faf23605f203725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbb2813f863bac5a28d51f91a08b0b968c71d3d733835aef4faf23605f203725", kill_on_drop: false }`
[INFO] [stdout] dbb2813f863bac5a28d51f91a08b0b968c71d3d733835aef4faf23605f203725
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 5ee2075c87c7821b585118dfc5ea0d4ce4198f970bbf603777a60a1f52b6411a
[INFO] running `Command { std: "docker" "start" "-a" "5ee2075c87c7821b585118dfc5ea0d4ce4198f970bbf603777a60a1f52b6411a", kill_on_drop: false }`
[INFO] [stderr]    Compiling pomelo-impl v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "5ee2075c87c7821b585118dfc5ea0d4ce4198f970bbf603777a60a1f52b6411a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ee2075c87c7821b585118dfc5ea0d4ce4198f970bbf603777a60a1f52b6411a", kill_on_drop: false }`
[INFO] [stdout] 5ee2075c87c7821b585118dfc5ea0d4ce4198f970bbf603777a60a1f52b6411a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 0c1a0c0cc200bcd8571d2c2630469532569ced302549e6449831dae019d47bac
[INFO] running `Command { std: "docker" "start" "-a" "0c1a0c0cc200bcd8571d2c2630469532569ced302549e6449831dae019d47bac", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pomelo_impl-5eb12fad28eef099)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pomelo-impl
[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] running `Command { std: "docker" "inspect" "0c1a0c0cc200bcd8571d2c2630469532569ced302549e6449831dae019d47bac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c1a0c0cc200bcd8571d2c2630469532569ced302549e6449831dae019d47bac", kill_on_drop: false }`
[INFO] [stdout] 0c1a0c0cc200bcd8571d2c2630469532569ced302549e6449831dae019d47bac