[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 master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[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 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", 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] bd7c57784b5a8a7ebe926d282baafcc77aa7359ceba5b6f97af769c8dce59781
[INFO] running `Command { std: "docker" "start" "-a" "bd7c57784b5a8a7ebe926d282baafcc77aa7359ceba5b6f97af769c8dce59781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd7c57784b5a8a7ebe926d282baafcc77aa7359ceba5b6f97af769c8dce59781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd7c57784b5a8a7ebe926d282baafcc77aa7359ceba5b6f97af769c8dce59781", kill_on_drop: false }`
[INFO] [stdout] bd7c57784b5a8a7ebe926d282baafcc77aa7359ceba5b6f97af769c8dce59781
[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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 75a0a497464f9bc99dc739f731e98caac443514c7ba0f51e14f58505845ec375
[INFO] running `Command { std: "docker" "start" "-a" "75a0a497464f9bc99dc739f731e98caac443514c7ba0f51e14f58505845ec375", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.16
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling monty_hall_problem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.19s
[INFO] running `Command { std: "docker" "inspect" "75a0a497464f9bc99dc739f731e98caac443514c7ba0f51e14f58505845ec375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75a0a497464f9bc99dc739f731e98caac443514c7ba0f51e14f58505845ec375", kill_on_drop: false }`
[INFO] [stdout] 75a0a497464f9bc99dc739f731e98caac443514c7ba0f51e14f58505845ec375
[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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22b0303718bc2e3b85d0e1c0fb5e685458d7beae50b8915ab4b0381f4493f17c
[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" "22b0303718bc2e3b85d0e1c0fb5e685458d7beae50b8915ab4b0381f4493f17c", 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 0.83s
[INFO] running `Command { std: "docker" "inspect" "22b0303718bc2e3b85d0e1c0fb5e685458d7beae50b8915ab4b0381f4493f17c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22b0303718bc2e3b85d0e1c0fb5e685458d7beae50b8915ab4b0381f4493f17c", kill_on_drop: false }`
[INFO] [stdout] 22b0303718bc2e3b85d0e1c0fb5e685458d7beae50b8915ab4b0381f4493f17c
[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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 7c2db81c3f8f586742b00ce3b2c1bd8485fadfc0ba08b9173751629f953884cb
[INFO] running `Command { std: "docker" "start" "-a" "7c2db81c3f8f586742b00ce3b2c1bd8485fadfc0ba08b9173751629f953884cb", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/monty_hall_problem-3384a1ea7a60fa68)
[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" "7c2db81c3f8f586742b00ce3b2c1bd8485fadfc0ba08b9173751629f953884cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c2db81c3f8f586742b00ce3b2c1bd8485fadfc0ba08b9173751629f953884cb", kill_on_drop: false }`
[INFO] [stdout] 7c2db81c3f8f586742b00ce3b2c1bd8485fadfc0ba08b9173751629f953884cb