[INFO] fetching crate warkov 0.1.0...
[INFO] testing warkov-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate warkov 0.1.0 into /workspace/builds/worker-84/source
[INFO] validating manifest of crates.io crate warkov 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate warkov 0.1.0
[INFO] finished tweaking crates.io crate warkov 0.1.0
[INFO] tweaked toml for crates.io crate warkov 0.1.0 written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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" "+beta-2022-02-22" "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-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfc9245682d24e6da6928c63675f00c4445e52f078459c822c8e2c6517817018
[INFO] running `Command { std: "docker" "start" "-a" "bfc9245682d24e6da6928c63675f00c4445e52f078459c822c8e2c6517817018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfc9245682d24e6da6928c63675f00c4445e52f078459c822c8e2c6517817018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfc9245682d24e6da6928c63675f00c4445e52f078459c822c8e2c6517817018", kill_on_drop: false }`
[INFO] [stdout] bfc9245682d24e6da6928c63675f00c4445e52f078459c822c8e2c6517817018
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8524ae35b7e5b46347cc20d4eb9f7ae55e3167e5a5be49b4e3dbf017d9f5ab45
[INFO] running `Command { std: "docker" "start" "-a" "8524ae35b7e5b46347cc20d4eb9f7ae55e3167e5a5be49b4e3dbf017d9f5ab45", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling warkov v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `Command { std: "docker" "inspect" "8524ae35b7e5b46347cc20d4eb9f7ae55e3167e5a5be49b4e3dbf017d9f5ab45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8524ae35b7e5b46347cc20d4eb9f7ae55e3167e5a5be49b4e3dbf017d9f5ab45", kill_on_drop: false }`
[INFO] [stdout] 8524ae35b7e5b46347cc20d4eb9f7ae55e3167e5a5be49b4e3dbf017d9f5ab45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f24253dd563a5e47c7f1a3044f1cb51c2ac172d15c7cb30da8bcbd1ceb44ac55
[INFO] running `Command { std: "docker" "start" "-a" "f24253dd563a5e47c7f1a3044f1cb51c2ac172d15c7cb30da8bcbd1ceb44ac55", kill_on_drop: false }`
[INFO] [stderr]    Compiling warkov v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "f24253dd563a5e47c7f1a3044f1cb51c2ac172d15c7cb30da8bcbd1ceb44ac55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f24253dd563a5e47c7f1a3044f1cb51c2ac172d15c7cb30da8bcbd1ceb44ac55", kill_on_drop: false }`
[INFO] [stdout] f24253dd563a5e47c7f1a3044f1cb51c2ac172d15c7cb30da8bcbd1ceb44ac55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9cda6b7b83a089b8123fbe2fd212155af845f29054d3445a9de2cc0620aa053c
[INFO] running `Command { std: "docker" "start" "-a" "9cda6b7b83a089b8123fbe2fd212155af845f29054d3445a9de2cc0620aa053c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/warkov-f1d2fd6d01f04afe)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::predict1 ... ok
[INFO] [stdout] test tests::simple1 ... ok
[INFO] [stdout] test tests::simple2 ... ok
[INFO] [stdout] test tests::weighted_choice1 ... ok
[INFO] [stderr]    Doc-tests warkov
[INFO] [stdout] test tests::weighted_choice2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9cda6b7b83a089b8123fbe2fd212155af845f29054d3445a9de2cc0620aa053c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cda6b7b83a089b8123fbe2fd212155af845f29054d3445a9de2cc0620aa053c", kill_on_drop: false }`
[INFO] [stdout] 9cda6b7b83a089b8123fbe2fd212155af845f29054d3445a9de2cc0620aa053c