[INFO] cloning repository https://github.com/taylor1791/hearts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/taylor1791/hearts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaylor1791%2Fhearts", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaylor1791%2Fhearts'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7390d573a366ebe69df75a5fb3a9042ed48b87e4
[INFO] testing taylor1791/hearts against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaylor1791%2Fhearts" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/taylor1791/hearts on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/taylor1791/hearts
[INFO] finished tweaking git repo https://github.com/taylor1791/hearts
[INFO] tweaked toml for git repo https://github.com/taylor1791/hearts written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/taylor1791/hearts already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d52ebb3ab194d50038845009a0e9235f1f1806f35cb39524dac9a34cf05661d
[INFO] running `Command { std: "docker" "start" "-a" "5d52ebb3ab194d50038845009a0e9235f1f1806f35cb39524dac9a34cf05661d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d52ebb3ab194d50038845009a0e9235f1f1806f35cb39524dac9a34cf05661d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d52ebb3ab194d50038845009a0e9235f1f1806f35cb39524dac9a34cf05661d", kill_on_drop: false }`
[INFO] [stdout] 5d52ebb3ab194d50038845009a0e9235f1f1806f35cb39524dac9a34cf05661d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c64c801841596eb2634fb9fc9d8830c4936b3cc5c2e756f148a5bd280723fd95
[INFO] running `Command { std: "docker" "start" "-a" "c64c801841596eb2634fb9fc9d8830c4936b3cc5c2e756f148a5bd280723fd95", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling hearts v0.1.0 (/opt/rustwide/workdir/hearts)
[INFO] [stderr]    Compiling auto_player v0.1.0 (/opt/rustwide/workdir/auto_player)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.53s
[INFO] running `Command { std: "docker" "inspect" "c64c801841596eb2634fb9fc9d8830c4936b3cc5c2e756f148a5bd280723fd95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c64c801841596eb2634fb9fc9d8830c4936b3cc5c2e756f148a5bd280723fd95", kill_on_drop: false }`
[INFO] [stdout] c64c801841596eb2634fb9fc9d8830c4936b3cc5c2e756f148a5bd280723fd95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cf8e685b1da5a313d937fb28d9cb375645fc5909fd6286d6308cf1ac9941f83
[INFO] running `Command { std: "docker" "start" "-a" "9cf8e685b1da5a313d937fb28d9cb375645fc5909fd6286d6308cf1ac9941f83", kill_on_drop: false }`
[INFO] [stderr]    Compiling hearts v0.1.0 (/opt/rustwide/workdir/hearts)
[INFO] [stderr]    Compiling auto_player v0.1.0 (/opt/rustwide/workdir/auto_player)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "9cf8e685b1da5a313d937fb28d9cb375645fc5909fd6286d6308cf1ac9941f83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cf8e685b1da5a313d937fb28d9cb375645fc5909fd6286d6308cf1ac9941f83", kill_on_drop: false }`
[INFO] [stdout] 9cf8e685b1da5a313d937fb28d9cb375645fc5909fd6286d6308cf1ac9941f83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 79a551d632ffb76f996d2c98c56cc694a3377d19c823eab44159881a37c23833
[INFO] running `Command { std: "docker" "start" "-a" "79a551d632ffb76f996d2c98c56cc694a3377d19c823eab44159881a37c23833", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/auto_player-5405e17eee3226bc)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hearts-43db3ce5843c6048)
[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 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] [stderr]      Running tests/round.rs (/opt/rustwide/target/debug/deps/round-689d0888ff65861d)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test cannot_play_heart_on_first_round ... ok
[INFO] [stdout] test cannot_play_out_of_turn ... ok
[INFO] [stdout] test can_lead_hearts_after_broken ... ok
[INFO] [stdout] test can_break_hearts ... ok
[INFO] [stdout] test cannot_lead_heart_when_not_broken ... ok
[INFO] [stdout] test can_lead_heats_unbroken_as_only_choice ... ok
[INFO] [stdout] test cannot_play_queen_spades_on_first_round ... ok
[INFO] [stdout] test must_follow_suit ... ok
[INFO] [stdout] test rejects_non_two_clubs_as_first_card ... ok
[INFO] [stdout] test queen_of_spades_does_not_break_hearts ... ok
[INFO] [stdout] test test_plays ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hearts
[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" "79a551d632ffb76f996d2c98c56cc694a3377d19c823eab44159881a37c23833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79a551d632ffb76f996d2c98c56cc694a3377d19c823eab44159881a37c23833", kill_on_drop: false }`
[INFO] [stdout] 79a551d632ffb76f996d2c98c56cc694a3377d19c823eab44159881a37c23833