[INFO] cloning repository https://github.com/mdegis/monty_hall_fall_simulation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mdegis/monty_hall_fall_simulation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdegis%2Fmonty_hall_fall_simulation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdegis%2Fmonty_hall_fall_simulation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07d109ed99b67ba940710e5a595ca6afbb93ee27
[INFO] testing mdegis/monty_hall_fall_simulation 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%2Fmdegis%2Fmonty_hall_fall_simulation" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mdegis/monty_hall_fall_simulation 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/mdegis/monty_hall_fall_simulation
[INFO] finished tweaking git repo https://github.com/mdegis/monty_hall_fall_simulation
[INFO] tweaked toml for git repo https://github.com/mdegis/monty_hall_fall_simulation written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/mdegis/monty_hall_fall_simulation 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]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 28ed14a779943647ab8b74efd846a97eaeff44780f0ad475efb8c66f5eb23d24
[INFO] running `Command { std: "docker" "start" "-a" "28ed14a779943647ab8b74efd846a97eaeff44780f0ad475efb8c66f5eb23d24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28ed14a779943647ab8b74efd846a97eaeff44780f0ad475efb8c66f5eb23d24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ed14a779943647ab8b74efd846a97eaeff44780f0ad475efb8c66f5eb23d24", kill_on_drop: false }`
[INFO] [stdout] 28ed14a779943647ab8b74efd846a97eaeff44780f0ad475efb8c66f5eb23d24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] a0fb7f3e2e909c20252bed50f429890b32a20b298d1903a5b20e3f2950e7e0af
[INFO] running `Command { std: "docker" "start" "-a" "a0fb7f3e2e909c20252bed50f429890b32a20b298d1903a5b20e3f2950e7e0af", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling monty_hall_fall_simulation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "a0fb7f3e2e909c20252bed50f429890b32a20b298d1903a5b20e3f2950e7e0af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0fb7f3e2e909c20252bed50f429890b32a20b298d1903a5b20e3f2950e7e0af", kill_on_drop: false }`
[INFO] [stdout] a0fb7f3e2e909c20252bed50f429890b32a20b298d1903a5b20e3f2950e7e0af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 6ad345c6b6c4cbc26545aa8f00ad3c35fd0d36bf0eee476c707df35d16e91407
[INFO] running `Command { std: "docker" "start" "-a" "6ad345c6b6c4cbc26545aa8f00ad3c35fd0d36bf0eee476c707df35d16e91407", kill_on_drop: false }`
[INFO] [stderr]    Compiling monty_hall_fall_simulation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "6ad345c6b6c4cbc26545aa8f00ad3c35fd0d36bf0eee476c707df35d16e91407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ad345c6b6c4cbc26545aa8f00ad3c35fd0d36bf0eee476c707df35d16e91407", kill_on_drop: false }`
[INFO] [stdout] 6ad345c6b6c4cbc26545aa8f00ad3c35fd0d36bf0eee476c707df35d16e91407
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] b962b995e73477b782b7891770b2171d1bdc734d1ce34aa37e07ff4f6b6a71df
[INFO] running `Command { std: "docker" "start" "-a" "b962b995e73477b782b7891770b2171d1bdc734d1ce34aa37e07ff4f6b6a71df", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/monty_hall_fall_simulation-c3f2a0fb7050d9e3)
[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" "b962b995e73477b782b7891770b2171d1bdc734d1ce34aa37e07ff4f6b6a71df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b962b995e73477b782b7891770b2171d1bdc734d1ce34aa37e07ff4f6b6a71df", kill_on_drop: false }`
[INFO] [stdout] b962b995e73477b782b7891770b2171d1bdc734d1ce34aa37e07ff4f6b6a71df