[INFO] fetching crate engineering 0.0.1...
[INFO] testing engineering-0.0.1 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate engineering 0.0.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate engineering 0.0.1 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 engineering 0.0.1
[INFO] finished tweaking crates.io crate engineering 0.0.1
[INFO] tweaked toml for crates.io crate engineering 0.0.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate engineering 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] bf620691a636697d7afaa16efd7244ef0a4d291ebe278f3700bd235b0a62cf37
[INFO] running `Command { std: "docker" "start" "-a" "bf620691a636697d7afaa16efd7244ef0a4d291ebe278f3700bd235b0a62cf37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf620691a636697d7afaa16efd7244ef0a4d291ebe278f3700bd235b0a62cf37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf620691a636697d7afaa16efd7244ef0a4d291ebe278f3700bd235b0a62cf37", kill_on_drop: false }`
[INFO] [stdout] bf620691a636697d7afaa16efd7244ef0a4d291ebe278f3700bd235b0a62cf37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] f9a9fbdc689bd0076bd42d6581c2667051bf54f3a17267ec239938590816f022
[INFO] running `Command { std: "docker" "start" "-a" "f9a9fbdc689bd0076bd42d6581c2667051bf54f3a17267ec239938590816f022", kill_on_drop: false }`
[INFO] [stderr]    Compiling engineering v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "f9a9fbdc689bd0076bd42d6581c2667051bf54f3a17267ec239938590816f022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a9fbdc689bd0076bd42d6581c2667051bf54f3a17267ec239938590816f022", kill_on_drop: false }`
[INFO] [stdout] f9a9fbdc689bd0076bd42d6581c2667051bf54f3a17267ec239938590816f022
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 0a741e74620f115652742a5a0b315c6512c1a443ec9c9f8ca6bd93b939b3a188
[INFO] running `Command { std: "docker" "start" "-a" "0a741e74620f115652742a5a0b315c6512c1a443ec9c9f8ca6bd93b939b3a188", kill_on_drop: false }`
[INFO] [stderr]    Compiling engineering v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "0a741e74620f115652742a5a0b315c6512c1a443ec9c9f8ca6bd93b939b3a188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a741e74620f115652742a5a0b315c6512c1a443ec9c9f8ca6bd93b939b3a188", kill_on_drop: false }`
[INFO] [stdout] 0a741e74620f115652742a5a0b315c6512c1a443ec9c9f8ca6bd93b939b3a188
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 3681680e76feded00a475107ea31d1c3f9b999831ed9f74d126441d3f0716ae4
[INFO] running `Command { std: "docker" "start" "-a" "3681680e76feded00a475107ea31d1c3f9b999831ed9f74d126441d3f0716ae4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/index-4678e8ba819251da)
[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" "3681680e76feded00a475107ea31d1c3f9b999831ed9f74d126441d3f0716ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3681680e76feded00a475107ea31d1c3f9b999831ed9f74d126441d3f0716ae4", kill_on_drop: false }`
[INFO] [stdout] 3681680e76feded00a475107ea31d1c3f9b999831ed9f74d126441d3f0716ae4