[INFO] fetching crate neutron 0.0.0...
[INFO] testing neutron-0.0.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate neutron 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate neutron 0.0.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate neutron 0.0.0
[INFO] finished tweaking crates.io crate neutron 0.0.0
[INFO] tweaked toml for crates.io crate neutron 0.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43155a811c4d2f9e6e222a671b791c575b0fe6dd925c3cc41c3e4337f8bad17c
[INFO] running `Command { std: "docker" "start" "-a" "43155a811c4d2f9e6e222a671b791c575b0fe6dd925c3cc41c3e4337f8bad17c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43155a811c4d2f9e6e222a671b791c575b0fe6dd925c3cc41c3e4337f8bad17c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43155a811c4d2f9e6e222a671b791c575b0fe6dd925c3cc41c3e4337f8bad17c", kill_on_drop: false }`
[INFO] [stdout] 43155a811c4d2f9e6e222a671b791c575b0fe6dd925c3cc41c3e4337f8bad17c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b4848e66182a7957391c3b4a8339b070b859cdc7d91f70d3a303d3f9198ce30
[INFO] running `Command { std: "docker" "start" "-a" "2b4848e66182a7957391c3b4a8339b070b859cdc7d91f70d3a303d3f9198ce30", kill_on_drop: false }`
[INFO] [stderr]    Compiling neutron v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "2b4848e66182a7957391c3b4a8339b070b859cdc7d91f70d3a303d3f9198ce30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b4848e66182a7957391c3b4a8339b070b859cdc7d91f70d3a303d3f9198ce30", kill_on_drop: false }`
[INFO] [stdout] 2b4848e66182a7957391c3b4a8339b070b859cdc7d91f70d3a303d3f9198ce30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b9cce8a0c5ddbbd0b86034ccc20adaca2829b7560ee24ce81b7eccb615bcf34
[INFO] running `Command { std: "docker" "start" "-a" "3b9cce8a0c5ddbbd0b86034ccc20adaca2829b7560ee24ce81b7eccb615bcf34", kill_on_drop: false }`
[INFO] [stderr]    Compiling neutron v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "3b9cce8a0c5ddbbd0b86034ccc20adaca2829b7560ee24ce81b7eccb615bcf34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b9cce8a0c5ddbbd0b86034ccc20adaca2829b7560ee24ce81b7eccb615bcf34", kill_on_drop: false }`
[INFO] [stdout] 3b9cce8a0c5ddbbd0b86034ccc20adaca2829b7560ee24ce81b7eccb615bcf34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a77c1ff8faffbaf6b8df534fd4834e5a125a5b2087eeb42be2523ceb0850b00b
[INFO] running `Command { std: "docker" "start" "-a" "a77c1ff8faffbaf6b8df534fd4834e5a125a5b2087eeb42be2523ceb0850b00b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/neutron-2b0a97b0dc41fa80)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests neutron
[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" "a77c1ff8faffbaf6b8df534fd4834e5a125a5b2087eeb42be2523ceb0850b00b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a77c1ff8faffbaf6b8df534fd4834e5a125a5b2087eeb42be2523ceb0850b00b", kill_on_drop: false }`
[INFO] [stdout] a77c1ff8faffbaf6b8df534fd4834e5a125a5b2087eeb42be2523ceb0850b00b