[INFO] fetching crate failure_ext 0.1.2...
[INFO] testing failure_ext-0.1.2 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate failure_ext 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate failure_ext 0.1.2 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate failure_ext 0.1.2
[INFO] finished tweaking crates.io crate failure_ext 0.1.2
[INFO] tweaked toml for crates.io crate failure_ext 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53896f43dceddfde38bb80f51c91be4726a80afb568a195fd1f67aba95112d70
[INFO] running `Command { std: "docker" "start" "-a" "53896f43dceddfde38bb80f51c91be4726a80afb568a195fd1f67aba95112d70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53896f43dceddfde38bb80f51c91be4726a80afb568a195fd1f67aba95112d70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53896f43dceddfde38bb80f51c91be4726a80afb568a195fd1f67aba95112d70", kill_on_drop: false }`
[INFO] [stdout] 53896f43dceddfde38bb80f51c91be4726a80afb568a195fd1f67aba95112d70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7afec4b21b67cb12ce33499a023d44dcedffa85e0426870c6698900b55749816
[INFO] running `Command { std: "docker" "start" "-a" "7afec4b21b67cb12ce33499a023d44dcedffa85e0426870c6698900b55749816", kill_on_drop: false }`
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling failure_ext v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.15s
[INFO] running `Command { std: "docker" "inspect" "7afec4b21b67cb12ce33499a023d44dcedffa85e0426870c6698900b55749816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7afec4b21b67cb12ce33499a023d44dcedffa85e0426870c6698900b55749816", kill_on_drop: false }`
[INFO] [stdout] 7afec4b21b67cb12ce33499a023d44dcedffa85e0426870c6698900b55749816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93eafc8ef8f23fb36ce7d9c7c8d989148cc9ae3d0a07174708132c5d415f55a6
[INFO] running `Command { std: "docker" "start" "-a" "93eafc8ef8f23fb36ce7d9c7c8d989148cc9ae3d0a07174708132c5d415f55a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling failure_ext v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "93eafc8ef8f23fb36ce7d9c7c8d989148cc9ae3d0a07174708132c5d415f55a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93eafc8ef8f23fb36ce7d9c7c8d989148cc9ae3d0a07174708132c5d415f55a6", kill_on_drop: false }`
[INFO] [stdout] 93eafc8ef8f23fb36ce7d9c7c8d989148cc9ae3d0a07174708132c5d415f55a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f162f1c8373bae26561e6baf9fde7c642bda15247618c28fa8fe74b87a21bc18
[INFO] running `Command { std: "docker" "start" "-a" "f162f1c8373bae26561e6baf9fde7c642bda15247618c28fa8fe74b87a21bc18", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/failure_ext-8e7bfe555891a9fd)
[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 failure_ext
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/option_ext.rs - option_ext::OptionExt::ok_or_context (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f162f1c8373bae26561e6baf9fde7c642bda15247618c28fa8fe74b87a21bc18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f162f1c8373bae26561e6baf9fde7c642bda15247618c28fa8fe74b87a21bc18", kill_on_drop: false }`
[INFO] [stdout] f162f1c8373bae26561e6baf9fde7c642bda15247618c28fa8fe74b87a21bc18