[INFO] fetching crate railcar 0.0.0...
[INFO] testing railcar-0.0.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate railcar 0.0.0 into /workspace/builds/worker-86/source
[INFO] validating manifest of crates.io crate railcar 0.0.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate railcar 0.0.0
[INFO] finished tweaking crates.io crate railcar 0.0.0
[INFO] tweaked toml for crates.io crate railcar 0.0.0 written to /workspace/builds/worker-86/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 790f38cdf0b1518c521783abb4daf20c22ff3ee61c67da52a7196f3b1eb5df2f
[INFO] running `Command { std: "docker" "start" "-a" "790f38cdf0b1518c521783abb4daf20c22ff3ee61c67da52a7196f3b1eb5df2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "790f38cdf0b1518c521783abb4daf20c22ff3ee61c67da52a7196f3b1eb5df2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "790f38cdf0b1518c521783abb4daf20c22ff3ee61c67da52a7196f3b1eb5df2f", kill_on_drop: false }`
[INFO] [stdout] 790f38cdf0b1518c521783abb4daf20c22ff3ee61c67da52a7196f3b1eb5df2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] beacc616ac4f5003c06de760e004766b5a30639a0ba1e9a6ae8668ceb4738abc
[INFO] running `Command { std: "docker" "start" "-a" "beacc616ac4f5003c06de760e004766b5a30639a0ba1e9a6ae8668ceb4738abc", kill_on_drop: false }`
[INFO] [stderr]    Compiling railcar v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "beacc616ac4f5003c06de760e004766b5a30639a0ba1e9a6ae8668ceb4738abc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beacc616ac4f5003c06de760e004766b5a30639a0ba1e9a6ae8668ceb4738abc", kill_on_drop: false }`
[INFO] [stdout] beacc616ac4f5003c06de760e004766b5a30639a0ba1e9a6ae8668ceb4738abc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64b1aae4bc8ffa4d23ede33cd609b09980c6e042b28d046d33e50545462362a3
[INFO] running `Command { std: "docker" "start" "-a" "64b1aae4bc8ffa4d23ede33cd609b09980c6e042b28d046d33e50545462362a3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling railcar v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "64b1aae4bc8ffa4d23ede33cd609b09980c6e042b28d046d33e50545462362a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64b1aae4bc8ffa4d23ede33cd609b09980c6e042b28d046d33e50545462362a3", kill_on_drop: false }`
[INFO] [stdout] 64b1aae4bc8ffa4d23ede33cd609b09980c6e042b28d046d33e50545462362a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f4f42fba921592e07df9abaedfb9cd4a0f7d8e4a9fa6d378f1d8dab38d10391b
[INFO] running `Command { std: "docker" "start" "-a" "f4f42fba921592e07df9abaedfb9cd4a0f7d8e4a9fa6d378f1d8dab38d10391b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/railcar-750e4b58fdb4f12a)
[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" "f4f42fba921592e07df9abaedfb9cd4a0f7d8e4a9fa6d378f1d8dab38d10391b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4f42fba921592e07df9abaedfb9cd4a0f7d8e4a9fa6d378f1d8dab38d10391b", kill_on_drop: false }`
[INFO] [stdout] f4f42fba921592e07df9abaedfb9cd4a0f7d8e4a9fa6d378f1d8dab38d10391b