[INFO] cloning repository https://github.com/shaizae/rust_game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shaizae/rust_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshaizae%2Frust_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshaizae%2Frust_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1170a051a890e5428a3afbe3dd4dcbf21fca5531
[INFO] checking shaizae/rust_game against try#6619027b13a87a3597115f2c8231f107bf3a7a5f for pr-139624
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshaizae%2Frust_game" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shaizae/rust_game on toolchain 6619027b13a87a3597115f2c8231f107bf3a7a5f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shaizae/rust_game
[INFO] finished tweaking git repo https://github.com/shaizae/rust_game
[INFO] tweaked toml for git repo https://github.com/shaizae/rust_game written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/shaizae/rust_game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43b4b95f73ddb8f76bf7ca065d113336981ba5ff62d18ce7ae0fff92e06a8232
[INFO] running `Command { std: "docker" "start" "-a" "43b4b95f73ddb8f76bf7ca065d113336981ba5ff62d18ce7ae0fff92e06a8232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43b4b95f73ddb8f76bf7ca065d113336981ba5ff62d18ce7ae0fff92e06a8232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43b4b95f73ddb8f76bf7ca065d113336981ba5ff62d18ce7ae0fff92e06a8232", kill_on_drop: false }`
[INFO] [stdout] 43b4b95f73ddb8f76bf7ca065d113336981ba5ff62d18ce7ae0fff92e06a8232
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c4dceb348e7f3483b13c5d90161adad630faf175f67beafd2cc99fd7c1c3c04
[INFO] running `Command { std: "docker" "start" "-a" "9c4dceb348e7f3483b13c5d90161adad630faf175f67beafd2cc99fd7c1c3c04", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut hero = Caricature { life: 10, attack: 5, defense: 2 };
[INFO] [stdout]   |         ----^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut hero = Caricature { life: 10, attack: 5, defense: 2 };
[INFO] [stdout]   |         ----^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "9c4dceb348e7f3483b13c5d90161adad630faf175f67beafd2cc99fd7c1c3c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c4dceb348e7f3483b13c5d90161adad630faf175f67beafd2cc99fd7c1c3c04", kill_on_drop: false }`
[INFO] [stdout] 9c4dceb348e7f3483b13c5d90161adad630faf175f67beafd2cc99fd7c1c3c04