[INFO] fetching crate snarl 0.0.1...
[INFO] testing snarl-0.0.1 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate snarl 0.0.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate snarl 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 snarl 0.0.1
[INFO] finished tweaking crates.io crate snarl 0.0.1
[INFO] tweaked toml for crates.io crate snarl 0.0.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] bcaff6e7b4585f2b8cec4b9683239f003f72b9594b6d7e53fbb6505c2f47929d
[INFO] running `Command { std: "docker" "start" "-a" "bcaff6e7b4585f2b8cec4b9683239f003f72b9594b6d7e53fbb6505c2f47929d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcaff6e7b4585f2b8cec4b9683239f003f72b9594b6d7e53fbb6505c2f47929d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcaff6e7b4585f2b8cec4b9683239f003f72b9594b6d7e53fbb6505c2f47929d", kill_on_drop: false }`
[INFO] [stdout] bcaff6e7b4585f2b8cec4b9683239f003f72b9594b6d7e53fbb6505c2f47929d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 297dff2739703b5ee24b7cb931196a072c322b180c26583a98ac719cc69fd643
[INFO] running `Command { std: "docker" "start" "-a" "297dff2739703b5ee24b7cb931196a072c322b180c26583a98ac719cc69fd643", kill_on_drop: false }`
[INFO] [stderr]    Compiling snarl v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "297dff2739703b5ee24b7cb931196a072c322b180c26583a98ac719cc69fd643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "297dff2739703b5ee24b7cb931196a072c322b180c26583a98ac719cc69fd643", kill_on_drop: false }`
[INFO] [stdout] 297dff2739703b5ee24b7cb931196a072c322b180c26583a98ac719cc69fd643
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 424b0a8b3d859d9bf490b9ddc215333ab778cae86f2d928909a255c0e0a52ce8
[INFO] running `Command { std: "docker" "start" "-a" "424b0a8b3d859d9bf490b9ddc215333ab778cae86f2d928909a255c0e0a52ce8", kill_on_drop: false }`
[INFO] [stderr]    Compiling snarl v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "424b0a8b3d859d9bf490b9ddc215333ab778cae86f2d928909a255c0e0a52ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "424b0a8b3d859d9bf490b9ddc215333ab778cae86f2d928909a255c0e0a52ce8", kill_on_drop: false }`
[INFO] [stdout] 424b0a8b3d859d9bf490b9ddc215333ab778cae86f2d928909a255c0e0a52ce8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] ecf3757ac927ecb7f34831c31c249d633f6542ffd888d8886be2476af4c24989
[INFO] running `Command { std: "docker" "start" "-a" "ecf3757ac927ecb7f34831c31c249d633f6542ffd888d8886be2476af4c24989", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snarl-8bae3f65004f2eba)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snarl-ac76d4f8238eee41)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/test_union_find.rs (/opt/rustwide/target/debug/deps/test_union_find-db38bbf417acb9c3)
[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] [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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_merged_many ... ok
[INFO] [stdout] test test_single ... ok
[INFO] [stderr]    Doc-tests snarl
[INFO] [stdout] test test_merged_pair ... ok
[INFO] [stdout] test test_separate_pair ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "ecf3757ac927ecb7f34831c31c249d633f6542ffd888d8886be2476af4c24989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecf3757ac927ecb7f34831c31c249d633f6542ffd888d8886be2476af4c24989", kill_on_drop: false }`
[INFO] [stdout] ecf3757ac927ecb7f34831c31c249d633f6542ffd888d8886be2476af4c24989