[INFO] cloning repository https://github.com/xyzst/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/xyzst/guessing-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxyzst%2Fguessing-game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxyzst%2Fguessing-game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] acdbe9578e7612a23d05288a237e05afda404bc8
[INFO] checking xyzst/guessing-game against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxyzst%2Fguessing-game" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xyzst/guessing-game on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xyzst/guessing-game
[INFO] finished tweaking git repo https://github.com/xyzst/guessing-game
[INFO] tweaked toml for git repo https://github.com/xyzst/guessing-game written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/xyzst/guessing-game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2367eec2b77c4eb2b89070dbcef3997306ed8b8064b1d518723c0a7d74eb3a7
[INFO] running `Command { std: "docker" "start" "-a" "e2367eec2b77c4eb2b89070dbcef3997306ed8b8064b1d518723c0a7d74eb3a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2367eec2b77c4eb2b89070dbcef3997306ed8b8064b1d518723c0a7d74eb3a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2367eec2b77c4eb2b89070dbcef3997306ed8b8064b1d518723c0a7d74eb3a7", kill_on_drop: false }`
[INFO] [stdout] e2367eec2b77c4eb2b89070dbcef3997306ed8b8064b1d518723c0a7d74eb3a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bd636cacbee226bb31439be556f8b848ea7226b5fc7461cb26c20bb69fad79a
[INFO] running `Command { std: "docker" "start" "-a" "4bd636cacbee226bb31439be556f8b848ea7226b5fc7461cb26c20bb69fad79a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking guessing-game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.26s
[INFO] running `Command { std: "docker" "inspect" "4bd636cacbee226bb31439be556f8b848ea7226b5fc7461cb26c20bb69fad79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bd636cacbee226bb31439be556f8b848ea7226b5fc7461cb26c20bb69fad79a", kill_on_drop: false }`
[INFO] [stdout] 4bd636cacbee226bb31439be556f8b848ea7226b5fc7461cb26c20bb69fad79a