[INFO] fetching crate mantis 0.0.1...
[INFO] testing mantis-0.0.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate mantis 0.0.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate mantis 0.0.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mantis 0.0.1
[INFO] finished tweaking crates.io crate mantis 0.0.1
[INFO] tweaked toml for crates.io crate mantis 0.0.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate mantis 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc1f4254b8bb5b1bc65a63b8cba6ace6faadb5cd3df5f75a0e4a3f380c4f88db
[INFO] running `Command { std: "docker" "start" "-a" "bc1f4254b8bb5b1bc65a63b8cba6ace6faadb5cd3df5f75a0e4a3f380c4f88db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc1f4254b8bb5b1bc65a63b8cba6ace6faadb5cd3df5f75a0e4a3f380c4f88db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc1f4254b8bb5b1bc65a63b8cba6ace6faadb5cd3df5f75a0e4a3f380c4f88db", kill_on_drop: false }`
[INFO] [stdout] bc1f4254b8bb5b1bc65a63b8cba6ace6faadb5cd3df5f75a0e4a3f380c4f88db
[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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac8d8f158f3f34b794053a5f63d4d65cd4f34671f289819f9847534c4d3c3a06
[INFO] running `Command { std: "docker" "start" "-a" "ac8d8f158f3f34b794053a5f63d4d65cd4f34671f289819f9847534c4d3c3a06", kill_on_drop: false }`
[INFO] [stderr]    Compiling mantis v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "ac8d8f158f3f34b794053a5f63d4d65cd4f34671f289819f9847534c4d3c3a06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac8d8f158f3f34b794053a5f63d4d65cd4f34671f289819f9847534c4d3c3a06", kill_on_drop: false }`
[INFO] [stdout] ac8d8f158f3f34b794053a5f63d4d65cd4f34671f289819f9847534c4d3c3a06
[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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f2f0b628f69a942abad834c6629f1514e40b0fac7b779ec06cd3f972b6314dc
[INFO] running `Command { std: "docker" "start" "-a" "8f2f0b628f69a942abad834c6629f1514e40b0fac7b779ec06cd3f972b6314dc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mantis v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "8f2f0b628f69a942abad834c6629f1514e40b0fac7b779ec06cd3f972b6314dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f2f0b628f69a942abad834c6629f1514e40b0fac7b779ec06cd3f972b6314dc", kill_on_drop: false }`
[INFO] [stdout] 8f2f0b628f69a942abad834c6629f1514e40b0fac7b779ec06cd3f972b6314dc
[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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2309364c4784c95ce7122a2961a60f9f9db5eaa5a1602b073d0baeadc7be224a
[INFO] running `Command { std: "docker" "start" "-a" "2309364c4784c95ce7122a2961a60f9f9db5eaa5a1602b073d0baeadc7be224a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mantis-1f525787ad21a64d)
[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" "2309364c4784c95ce7122a2961a60f9f9db5eaa5a1602b073d0baeadc7be224a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2309364c4784c95ce7122a2961a60f9f9db5eaa5a1602b073d0baeadc7be224a", kill_on_drop: false }`
[INFO] [stdout] 2309364c4784c95ce7122a2961a60f9f9db5eaa5a1602b073d0baeadc7be224a