[INFO] fetching crate perceive 0.1.0...
[INFO] testing perceive-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate perceive 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate perceive 0.1.0 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 perceive 0.1.0
[INFO] finished tweaking crates.io crate perceive 0.1.0
[INFO] tweaked toml for crates.io crate perceive 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate perceive 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] bfbe962985d9b40f5165df6e67009409d743ddc8a6dece9feddd15bd1513390b
[INFO] running `Command { std: "docker" "start" "-a" "bfbe962985d9b40f5165df6e67009409d743ddc8a6dece9feddd15bd1513390b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfbe962985d9b40f5165df6e67009409d743ddc8a6dece9feddd15bd1513390b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfbe962985d9b40f5165df6e67009409d743ddc8a6dece9feddd15bd1513390b", kill_on_drop: false }`
[INFO] [stdout] bfbe962985d9b40f5165df6e67009409d743ddc8a6dece9feddd15bd1513390b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 19345929e07ffb3d829b5a2d8e042e4cde5d138ed4a5d2519ecfa661b82901ad
[INFO] running `Command { std: "docker" "start" "-a" "19345929e07ffb3d829b5a2d8e042e4cde5d138ed4a5d2519ecfa661b82901ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling perceive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "19345929e07ffb3d829b5a2d8e042e4cde5d138ed4a5d2519ecfa661b82901ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19345929e07ffb3d829b5a2d8e042e4cde5d138ed4a5d2519ecfa661b82901ad", kill_on_drop: false }`
[INFO] [stdout] 19345929e07ffb3d829b5a2d8e042e4cde5d138ed4a5d2519ecfa661b82901ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 5c8dac4f6d4f5e4fe615e06e2814d8ad03066924b8890fa2c81eea5234ca402b
[INFO] running `Command { std: "docker" "start" "-a" "5c8dac4f6d4f5e4fe615e06e2814d8ad03066924b8890fa2c81eea5234ca402b", kill_on_drop: false }`
[INFO] [stderr]    Compiling perceive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "5c8dac4f6d4f5e4fe615e06e2814d8ad03066924b8890fa2c81eea5234ca402b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c8dac4f6d4f5e4fe615e06e2814d8ad03066924b8890fa2c81eea5234ca402b", kill_on_drop: false }`
[INFO] [stdout] 5c8dac4f6d4f5e4fe615e06e2814d8ad03066924b8890fa2c81eea5234ca402b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 2533aecc88f0f670b78aa77038c525e51ed06a7726f659541c135d901966041b
[INFO] running `Command { std: "docker" "start" "-a" "2533aecc88f0f670b78aa77038c525e51ed06a7726f659541c135d901966041b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/perceive-33e3047478bcf16b)
[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" "2533aecc88f0f670b78aa77038c525e51ed06a7726f659541c135d901966041b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2533aecc88f0f670b78aa77038c525e51ed06a7726f659541c135d901966041b", kill_on_drop: false }`
[INFO] [stdout] 2533aecc88f0f670b78aa77038c525e51ed06a7726f659541c135d901966041b