[INFO] cloning repository https://github.com/totally-real-penguin/rust-sokoban
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/totally-real-penguin/rust-sokoban" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotally-real-penguin%2Frust-sokoban", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotally-real-penguin%2Frust-sokoban'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d85304e3c028ef85363779bceaffb032b8f43cfb
[INFO] checking totally-real-penguin/rust-sokoban against try#b047d5f4496a7526d91d0dddea494c05853f2a7b for pr-122661-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotally-real-penguin%2Frust-sokoban" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/totally-real-penguin/rust-sokoban
[INFO] finished tweaking git repo https://github.com/totally-real-penguin/rust-sokoban
[INFO] tweaked toml for git repo https://github.com/totally-real-penguin/rust-sokoban written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/totally-real-penguin/rust-sokoban on toolchain b047d5f4496a7526d91d0dddea494c05853f2a7b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/totally-real-penguin/rust-sokoban 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" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c192dea648082d13f51ca58fbba060b06c5ae66fbeb997179fc1a3fcac45584
[INFO] running `Command { std: "docker" "start" "-a" "3c192dea648082d13f51ca58fbba060b06c5ae66fbeb997179fc1a3fcac45584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c192dea648082d13f51ca58fbba060b06c5ae66fbeb997179fc1a3fcac45584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c192dea648082d13f51ca58fbba060b06c5ae66fbeb997179fc1a3fcac45584", kill_on_drop: false }`
[INFO] [stdout] 3c192dea648082d13f51ca58fbba060b06c5ae66fbeb997179fc1a3fcac45584
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73c230acbc18f686e4bd274f826cdc75661edb44e7058849353902c68ff9a658
[INFO] running `Command { std: "docker" "start" "-a" "73c230acbc18f686e4bd274f826cdc75661edb44e7058849353902c68ff9a658", kill_on_drop: false }`
[INFO] [stderr]     Checking sokobon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `grid`
[INFO] [stdout]  --> sokobon.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let mut grid: [[char;8];8] = [
[INFO] [stdout]   |             ^^^^ help: if this is intentional, prefix it with an underscore: `_grid`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `grid`
[INFO] [stdout]  --> sokobon.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let mut grid: [[char;8];8] = [
[INFO] [stdout]   |             ^^^^ help: if this is intentional, prefix it with an underscore: `_grid`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sokobon` (lib); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/b047d5f4496a7526d91d0dddea494c05853f2a7b/bin/rustc --crate-name sokobon --edition=2021 sokobon.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=3fc74331893ea6b1 -C extra-filename=-4b18315140607f03 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `sokobon` (lib test); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/b047d5f4496a7526d91d0dddea494c05853f2a7b/bin/rustc --crate-name sokobon --edition=2021 sokobon.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=aaa2cbd2d179b04a -C extra-filename=-863958a293e8772d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "73c230acbc18f686e4bd274f826cdc75661edb44e7058849353902c68ff9a658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73c230acbc18f686e4bd274f826cdc75661edb44e7058849353902c68ff9a658", kill_on_drop: false }`
[INFO] [stdout] 73c230acbc18f686e4bd274f826cdc75661edb44e7058849353902c68ff9a658