[INFO] cloning repository https://github.com/BragCat/probability_playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BragCat/probability_playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBragCat%2Fprobability_playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBragCat%2Fprobability_playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2efb5a4caadc1f20ae53f579a7286b3ec0dcb57
[INFO] testing BragCat/probability_playground against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBragCat%2Fprobability_playground" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BragCat/probability_playground 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 git repo https://github.com/BragCat/probability_playground
[INFO] finished tweaking git repo https://github.com/BragCat/probability_playground
[INFO] tweaked toml for git repo https://github.com/BragCat/probability_playground written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate git repo https://github.com/BragCat/probability_playground already has a lockfile, it will not be regenerated
[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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 7d2d80255c4bb16f2e81fc6c3ee0b92dfa5e1de7ed7b7798401e3d65b9377cea
[INFO] running `Command { std: "docker" "start" "-a" "7d2d80255c4bb16f2e81fc6c3ee0b92dfa5e1de7ed7b7798401e3d65b9377cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d2d80255c4bb16f2e81fc6c3ee0b92dfa5e1de7ed7b7798401e3d65b9377cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d2d80255c4bb16f2e81fc6c3ee0b92dfa5e1de7ed7b7798401e3d65b9377cea", kill_on_drop: false }`
[INFO] [stdout] 7d2d80255c4bb16f2e81fc6c3ee0b92dfa5e1de7ed7b7798401e3d65b9377cea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] e9cbfee853276e314128f4d23962d6eb07f3ffa1e005e59422b9d63a444336b3
[INFO] running `Command { std: "docker" "start" "-a" "e9cbfee853276e314128f4d23962d6eb07f3ffa1e005e59422b9d63a444336b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling probability_playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.77s
[INFO] running `Command { std: "docker" "inspect" "e9cbfee853276e314128f4d23962d6eb07f3ffa1e005e59422b9d63a444336b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9cbfee853276e314128f4d23962d6eb07f3ffa1e005e59422b9d63a444336b3", kill_on_drop: false }`
[INFO] [stdout] e9cbfee853276e314128f4d23962d6eb07f3ffa1e005e59422b9d63a444336b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] bde0f3b5b95a87711c98e2a0393d20793522ba3d018a79fb41a18cd4e04eaa7d
[INFO] running `Command { std: "docker" "start" "-a" "bde0f3b5b95a87711c98e2a0393d20793522ba3d018a79fb41a18cd4e04eaa7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling probability_playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "bde0f3b5b95a87711c98e2a0393d20793522ba3d018a79fb41a18cd4e04eaa7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bde0f3b5b95a87711c98e2a0393d20793522ba3d018a79fb41a18cd4e04eaa7d", kill_on_drop: false }`
[INFO] [stdout] bde0f3b5b95a87711c98e2a0393d20793522ba3d018a79fb41a18cd4e04eaa7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 4128899fdb427b839258a7ede1bd3eae53cf048b6f0c37414983235a71f75aee
[INFO] running `Command { std: "docker" "start" "-a" "4128899fdb427b839258a7ede1bd3eae53cf048b6f0c37414983235a71f75aee", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/probability_playground-24f06821975f25be)
[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" "4128899fdb427b839258a7ede1bd3eae53cf048b6f0c37414983235a71f75aee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4128899fdb427b839258a7ede1bd3eae53cf048b6f0c37414983235a71f75aee", kill_on_drop: false }`
[INFO] [stdout] 4128899fdb427b839258a7ede1bd3eae53cf048b6f0c37414983235a71f75aee