[INFO] cloning repository https://github.com/weihuaren/guessing_game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/weihuaren/guessing_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweihuaren%2Fguessing_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweihuaren%2Fguessing_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff147b549ccfd3dd17f51ac7c53bee0baf0ce178
[INFO] testing weihuaren/guessing_game against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweihuaren%2Fguessing_game" "/workspace/builds/worker-95/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-95/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/weihuaren/guessing_game on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/weihuaren/guessing_game
[INFO] finished tweaking git repo https://github.com/weihuaren/guessing_game
[INFO] tweaked toml for git repo https://github.com/weihuaren/guessing_game written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] crate git repo https://github.com/weihuaren/guessing_game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 102359578b228b25542b2cd9e8b14636bc4a9db8ab6931e7290c9f6e36c3cdba
[INFO] running `Command { std: "docker" "start" "-a" "102359578b228b25542b2cd9e8b14636bc4a9db8ab6931e7290c9f6e36c3cdba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "102359578b228b25542b2cd9e8b14636bc4a9db8ab6931e7290c9f6e36c3cdba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "102359578b228b25542b2cd9e8b14636bc4a9db8ab6931e7290c9f6e36c3cdba", kill_on_drop: false }`
[INFO] [stdout] 102359578b228b25542b2cd9e8b14636bc4a9db8ab6931e7290c9f6e36c3cdba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f452311b42446443c6b7f91d65aa38c3e24bf9729973eacaedce5938c3bbdc6e
[INFO] running `Command { std: "docker" "start" "-a" "f452311b42446443c6b7f91d65aa38c3e24bf9729973eacaedce5938c3bbdc6e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.00s
[INFO] running `Command { std: "docker" "inspect" "f452311b42446443c6b7f91d65aa38c3e24bf9729973eacaedce5938c3bbdc6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f452311b42446443c6b7f91d65aa38c3e24bf9729973eacaedce5938c3bbdc6e", kill_on_drop: false }`
[INFO] [stdout] f452311b42446443c6b7f91d65aa38c3e24bf9729973eacaedce5938c3bbdc6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 685c1622fb2e2a4de2d4ceaf6a41d05c90a005673f521e2f36fdb052ad7b20d6
[INFO] running `Command { std: "docker" "start" "-a" "685c1622fb2e2a4de2d4ceaf6a41d05c90a005673f521e2f36fdb052ad7b20d6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `Command { std: "docker" "inspect" "685c1622fb2e2a4de2d4ceaf6a41d05c90a005673f521e2f36fdb052ad7b20d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "685c1622fb2e2a4de2d4ceaf6a41d05c90a005673f521e2f36fdb052ad7b20d6", kill_on_drop: false }`
[INFO] [stdout] 685c1622fb2e2a4de2d4ceaf6a41d05c90a005673f521e2f36fdb052ad7b20d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d51d91e8c087a9fb32d747b031be9a36d9bd13345e0eb6de84ded34c9735fff9
[INFO] running `Command { std: "docker" "start" "-a" "d51d91e8c087a9fb32d747b031be9a36d9bd13345e0eb6de84ded34c9735fff9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-a25522c446c89061)
[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" "d51d91e8c087a9fb32d747b031be9a36d9bd13345e0eb6de84ded34c9735fff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d51d91e8c087a9fb32d747b031be9a36d9bd13345e0eb6de84ded34c9735fff9", kill_on_drop: false }`
[INFO] [stdout] d51d91e8c087a9fb32d747b031be9a36d9bd13345e0eb6de84ded34c9735fff9