[INFO] cloning repository https://github.com/adoble/monty-hall
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adoble/monty-hall" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadoble%2Fmonty-hall", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadoble%2Fmonty-hall'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6384a6251fb3ed19596f2aeacc5eb46d2847cbb1
[INFO] testing adoble/monty-hall against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadoble%2Fmonty-hall" "/workspace/builds/worker-104/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-104/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adoble/monty-hall on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adoble/monty-hall
[INFO] finished tweaking git repo https://github.com/adoble/monty-hall
[INFO] tweaked toml for git repo https://github.com/adoble/monty-hall written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] crate git repo https://github.com/adoble/monty-hall already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15e88d2d3e986e7e4743defe34ce20de2e269c3e5898d5d1cdbea962238d71e2
[INFO] running `Command { std: "docker" "start" "-a" "15e88d2d3e986e7e4743defe34ce20de2e269c3e5898d5d1cdbea962238d71e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15e88d2d3e986e7e4743defe34ce20de2e269c3e5898d5d1cdbea962238d71e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15e88d2d3e986e7e4743defe34ce20de2e269c3e5898d5d1cdbea962238d71e2", kill_on_drop: false }`
[INFO] [stdout] 15e88d2d3e986e7e4743defe34ce20de2e269c3e5898d5d1cdbea962238d71e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ffe3b742ecf4c4dd35cde55d8fd929a6b4bb74ee44f1b1b784a81943e838ee8
[INFO] running `Command { std: "docker" "start" "-a" "4ffe3b742ecf4c4dd35cde55d8fd929a6b4bb74ee44f1b1b784a81943e838ee8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling monty_hall v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.39s
[INFO] running `Command { std: "docker" "inspect" "4ffe3b742ecf4c4dd35cde55d8fd929a6b4bb74ee44f1b1b784a81943e838ee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ffe3b742ecf4c4dd35cde55d8fd929a6b4bb74ee44f1b1b784a81943e838ee8", kill_on_drop: false }`
[INFO] [stdout] 4ffe3b742ecf4c4dd35cde55d8fd929a6b4bb74ee44f1b1b784a81943e838ee8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb8e5116e15c65f2fc56647c9778e2cdf40955ca95f9b61d2aff794f2b9e8345
[INFO] running `Command { std: "docker" "start" "-a" "bb8e5116e15c65f2fc56647c9778e2cdf40955ca95f9b61d2aff794f2b9e8345", kill_on_drop: false }`
[INFO] [stderr]    Compiling monty_hall v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "bb8e5116e15c65f2fc56647c9778e2cdf40955ca95f9b61d2aff794f2b9e8345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb8e5116e15c65f2fc56647c9778e2cdf40955ca95f9b61d2aff794f2b9e8345", kill_on_drop: false }`
[INFO] [stdout] bb8e5116e15c65f2fc56647c9778e2cdf40955ca95f9b61d2aff794f2b9e8345
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 531c18498316524a4cd7e738accc1db1a1a442a852ac0fff55d29470df3b6291
[INFO] running `Command { std: "docker" "start" "-a" "531c18498316524a4cd7e738accc1db1a1a442a852ac0fff55d29470df3b6291", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/monty_hall-d3734d1559cc2869)
[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" "531c18498316524a4cd7e738accc1db1a1a442a852ac0fff55d29470df3b6291", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "531c18498316524a4cd7e738accc1db1a1a442a852ac0fff55d29470df3b6291", kill_on_drop: false }`
[INFO] [stdout] 531c18498316524a4cd7e738accc1db1a1a442a852ac0fff55d29470df3b6291