[INFO] fetching crate fp-growth 0.1.6...
[INFO] testing fp-growth-0.1.6 against 1.59.0 for beta-1.60-1
[INFO] extracting crate fp-growth 0.1.6 into /workspace/builds/worker-74/source
[INFO] validating manifest of crates.io crate fp-growth 0.1.6 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fp-growth 0.1.6
[INFO] finished tweaking crates.io crate fp-growth 0.1.6
[INFO] tweaked toml for crates.io crate fp-growth 0.1.6 written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] crate crates.io crate fp-growth 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2b744df664a797ca2092fb267d31f1e00523639a05ec4e0e8b68c6492c5b001
[INFO] running `Command { std: "docker" "start" "-a" "c2b744df664a797ca2092fb267d31f1e00523639a05ec4e0e8b68c6492c5b001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2b744df664a797ca2092fb267d31f1e00523639a05ec4e0e8b68c6492c5b001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2b744df664a797ca2092fb267d31f1e00523639a05ec4e0e8b68c6492c5b001", kill_on_drop: false }`
[INFO] [stdout] c2b744df664a797ca2092fb267d31f1e00523639a05ec4e0e8b68c6492c5b001
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb58350cd462aa61a53cc12e7ab07ebfc4d58782beec8dc84ea98aaae989dd00
[INFO] running `Command { std: "docker" "start" "-a" "eb58350cd462aa61a53cc12e7ab07ebfc4d58782beec8dc84ea98aaae989dd00", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fp-growth v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "eb58350cd462aa61a53cc12e7ab07ebfc4d58782beec8dc84ea98aaae989dd00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb58350cd462aa61a53cc12e7ab07ebfc4d58782beec8dc84ea98aaae989dd00", kill_on_drop: false }`
[INFO] [stdout] eb58350cd462aa61a53cc12e7ab07ebfc4d58782beec8dc84ea98aaae989dd00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 841b099efe54402a9334120ca1278223ce4194ad241ac01fc04a93ce5f8f43b7
[INFO] running `Command { std: "docker" "start" "-a" "841b099efe54402a9334120ca1278223ce4194ad241ac01fc04a93ce5f8f43b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fp-growth v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "841b099efe54402a9334120ca1278223ce4194ad241ac01fc04a93ce5f8f43b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "841b099efe54402a9334120ca1278223ce4194ad241ac01fc04a93ce5f8f43b7", kill_on_drop: false }`
[INFO] [stdout] 841b099efe54402a9334120ca1278223ce4194ad241ac01fc04a93ce5f8f43b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 88aa6e703b61dafa4c1b036214d2ae0dfe168af671199733e33deaf4b0636f9f
[INFO] running `Command { std: "docker" "start" "-a" "88aa6e703b61dafa4c1b036214d2ae0dfe168af671199733e33deaf4b0636f9f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fp_growth-edfa351fcd12a826)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests fp-growth
[INFO] [stdout] test tests::test_node ... ok
[INFO] [stdout] test tests::test_tree ... ok
[INFO] [stdout] test tests::test_algorithm ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "88aa6e703b61dafa4c1b036214d2ae0dfe168af671199733e33deaf4b0636f9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88aa6e703b61dafa4c1b036214d2ae0dfe168af671199733e33deaf4b0636f9f", kill_on_drop: false }`
[INFO] [stdout] 88aa6e703b61dafa4c1b036214d2ae0dfe168af671199733e33deaf4b0636f9f