[INFO] cloning repository https://github.com/maxjacobson/monty_hall_problem
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxjacobson/monty_hall_problem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxjacobson%2Fmonty_hall_problem", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxjacobson%2Fmonty_hall_problem'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69ce698c03ec5bd128fc26106aa48b3214956ab4
[INFO] testing maxjacobson/monty_hall_problem against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxjacobson%2Fmonty_hall_problem" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maxjacobson/monty_hall_problem on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maxjacobson/monty_hall_problem
[INFO] finished tweaking git repo https://github.com/maxjacobson/monty_hall_problem
[INFO] tweaked toml for git repo https://github.com/maxjacobson/monty_hall_problem written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/maxjacobson/monty_hall_problem already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8acdf01dcbfd348a790d86bcc420c2908c57f2d8d3518c8356e5b30f55c83e5a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8acdf01dcbfd348a790d86bcc420c2908c57f2d8d3518c8356e5b30f55c83e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8acdf01dcbfd348a790d86bcc420c2908c57f2d8d3518c8356e5b30f55c83e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8acdf01dcbfd348a790d86bcc420c2908c57f2d8d3518c8356e5b30f55c83e5a", kill_on_drop: false }`
[INFO] [stdout] 8acdf01dcbfd348a790d86bcc420c2908c57f2d8d3518c8356e5b30f55c83e5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 62672cb202d4c8ead61aa103f520d50c5c4b2d5fb3e7acf212f8b349957fba6e
[INFO] running `Command { std: "docker" "start" "-a" "62672cb202d4c8ead61aa103f520d50c5c4b2d5fb3e7acf212f8b349957fba6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling monty_hall_problem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `Command { std: "docker" "inspect" "62672cb202d4c8ead61aa103f520d50c5c4b2d5fb3e7acf212f8b349957fba6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62672cb202d4c8ead61aa103f520d50c5c4b2d5fb3e7acf212f8b349957fba6e", kill_on_drop: false }`
[INFO] [stdout] 62672cb202d4c8ead61aa103f520d50c5c4b2d5fb3e7acf212f8b349957fba6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 298925b60a9d5c923694b2b69f1e07b4dd034d5a72e4d883c814810109266b21
[INFO] running `Command { std: "docker" "start" "-a" "298925b60a9d5c923694b2b69f1e07b4dd034d5a72e4d883c814810109266b21", kill_on_drop: false }`
[INFO] [stderr]    Compiling monty_hall_problem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "298925b60a9d5c923694b2b69f1e07b4dd034d5a72e4d883c814810109266b21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "298925b60a9d5c923694b2b69f1e07b4dd034d5a72e4d883c814810109266b21", kill_on_drop: false }`
[INFO] [stdout] 298925b60a9d5c923694b2b69f1e07b4dd034d5a72e4d883c814810109266b21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 07cf665bf1961543ddaecdc3edf0506d337d127ee7cd19a2db68283c5c78e668
[INFO] running `Command { std: "docker" "start" "-a" "07cf665bf1961543ddaecdc3edf0506d337d127ee7cd19a2db68283c5c78e668", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/monty_hall_problem-3435fb8f236ad485)
[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" "07cf665bf1961543ddaecdc3edf0506d337d127ee7cd19a2db68283c5c78e668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07cf665bf1961543ddaecdc3edf0506d337d127ee7cd19a2db68283c5c78e668", kill_on_drop: false }`
[INFO] [stdout] 07cf665bf1961543ddaecdc3edf0506d337d127ee7cd19a2db68283c5c78e668