[INFO] fetching crate confirm 0.1.0...
[INFO] testing confirm-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate confirm 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate confirm 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 confirm 0.1.0
[INFO] finished tweaking crates.io crate confirm 0.1.0
[INFO] tweaked toml for crates.io crate confirm 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[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] a40a22efcf6f0b7dadde644d5f9163113645ea41054c53090f85d5b652edfe74
[INFO] running `Command { std: "docker" "start" "-a" "a40a22efcf6f0b7dadde644d5f9163113645ea41054c53090f85d5b652edfe74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a40a22efcf6f0b7dadde644d5f9163113645ea41054c53090f85d5b652edfe74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a40a22efcf6f0b7dadde644d5f9163113645ea41054c53090f85d5b652edfe74", kill_on_drop: false }`
[INFO] [stdout] a40a22efcf6f0b7dadde644d5f9163113645ea41054c53090f85d5b652edfe74
[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] f4e0eb09f56e6a256e2013a25bda1b754151930ac40e96daad4bf98873d00eda
[INFO] running `Command { std: "docker" "start" "-a" "f4e0eb09f56e6a256e2013a25bda1b754151930ac40e96daad4bf98873d00eda", kill_on_drop: false }`
[INFO] [stderr]    Compiling confirm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "f4e0eb09f56e6a256e2013a25bda1b754151930ac40e96daad4bf98873d00eda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4e0eb09f56e6a256e2013a25bda1b754151930ac40e96daad4bf98873d00eda", kill_on_drop: false }`
[INFO] [stdout] f4e0eb09f56e6a256e2013a25bda1b754151930ac40e96daad4bf98873d00eda
[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] 9365a73786b5d3bcff6053cb47bd8f8514588b068df50eb192deb1d019ecd555
[INFO] running `Command { std: "docker" "start" "-a" "9365a73786b5d3bcff6053cb47bd8f8514588b068df50eb192deb1d019ecd555", kill_on_drop: false }`
[INFO] [stderr]    Compiling confirm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "9365a73786b5d3bcff6053cb47bd8f8514588b068df50eb192deb1d019ecd555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9365a73786b5d3bcff6053cb47bd8f8514588b068df50eb192deb1d019ecd555", kill_on_drop: false }`
[INFO] [stdout] 9365a73786b5d3bcff6053cb47bd8f8514588b068df50eb192deb1d019ecd555
[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] 0bf6b920b49749f98153250bd86b1793fd85c05e6ff50c41bf0fae0e10a2ba9c
[INFO] running `Command { std: "docker" "start" "-a" "0bf6b920b49749f98153250bd86b1793fd85c05e6ff50c41bf0fae0e10a2ba9c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/confirm-bdcf97215df86be3)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test returns_false_for_negative ... ok
[INFO] [stdout] test returns_true_for_positive ... ok
[INFO] [stdout] test returns_false_by_default ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0bf6b920b49749f98153250bd86b1793fd85c05e6ff50c41bf0fae0e10a2ba9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bf6b920b49749f98153250bd86b1793fd85c05e6ff50c41bf0fae0e10a2ba9c", kill_on_drop: false }`
[INFO] [stdout] 0bf6b920b49749f98153250bd86b1793fd85c05e6ff50c41bf0fae0e10a2ba9c