[INFO] cloning repository https://github.com/generic-coder-name/battleship-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/generic-coder-name/battleship-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeneric-coder-name%2Fbattleship-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeneric-coder-name%2Fbattleship-rs'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeneric-coder-name%2Fbattleship-rs: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/generic-coder-name/battleship-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/generic-coder-name/battleship-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeneric-coder-name%2Fbattleship-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeneric-coder-name%2Fbattleship-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 295e3edb7af8f588f15f1d18d837dd85d54f8719
[INFO] checking generic-coder-name/battleship-rs against master#f7b43542838f0a4a6cfdb17fbeadf45002042a77 for pr-138499
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeneric-coder-name%2Fbattleship-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/generic-coder-name/battleship-rs on toolchain f7b43542838f0a4a6cfdb17fbeadf45002042a77
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/generic-coder-name/battleship-rs
[INFO] finished tweaking git repo https://github.com/generic-coder-name/battleship-rs
[INFO] tweaked toml for git repo https://github.com/generic-coder-name/battleship-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/generic-coder-name/battleship-rs 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" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09dc8f6d17e4ea1aa6ab0be3c68d6543da3a3c79445c58290636a11cdd3e4675
[INFO] running `Command { std: "docker" "start" "-a" "09dc8f6d17e4ea1aa6ab0be3c68d6543da3a3c79445c58290636a11cdd3e4675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09dc8f6d17e4ea1aa6ab0be3c68d6543da3a3c79445c58290636a11cdd3e4675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09dc8f6d17e4ea1aa6ab0be3c68d6543da3a3c79445c58290636a11cdd3e4675", kill_on_drop: false }`
[INFO] [stdout] 09dc8f6d17e4ea1aa6ab0be3c68d6543da3a3c79445c58290636a11cdd3e4675
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73402fe165c9d64497b0df8aaee422e938079788bf5003521c44e4e105bb25fd
[INFO] running `Command { std: "docker" "start" "-a" "73402fe165c9d64497b0df8aaee422e938079788bf5003521c44e4e105bb25fd", kill_on_drop: false }`
[INFO] [stderr]     Checking battleship-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]  --> src/player.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 |   fn into(self) -> String {
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 9 |     self.into()
[INFO] [stdout]   |     ----------- recursive call site
[INFO] [stdout]   |
[INFO] [stdout]   = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]   = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `player1` and `player2` are never read
[INFO] [stdout]  --> src/game.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Game {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 6 |   // The two players in the game
[INFO] [stdout] 7 |   pub player1: Player,
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout] 8 |   pub player2: Player,
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `battleship-rs` (bin "battleship-rs"); 2 warnings 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/f7b43542838f0a4a6cfdb17fbeadf45002042a77/bin/rustc --crate-name battleship_rs --edition=2021 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=892c494ac3577db5 -C extra-filename=-1781322a506b6c6e --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] [stdout] warning: function cannot return without recursing
[INFO] [stdout]  --> src/player.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 |   fn into(self) -> String {
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 9 |     self.into()
[INFO] [stdout]   |     ----------- recursive call site
[INFO] [stdout]   |
[INFO] [stdout]   = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]   = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `battleship-rs` (bin "battleship-rs" 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/f7b43542838f0a4a6cfdb17fbeadf45002042a77/bin/rustc --crate-name battleship_rs --edition=2021 src/main.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=a505c463a27c5ee2 -C extra-filename=-b22fd44703a5a3d6 --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" "73402fe165c9d64497b0df8aaee422e938079788bf5003521c44e4e105bb25fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73402fe165c9d64497b0df8aaee422e938079788bf5003521c44e4e105bb25fd", kill_on_drop: false }`
[INFO] [stdout] 73402fe165c9d64497b0df8aaee422e938079788bf5003521c44e4e105bb25fd