[INFO] cloning repository https://github.com/hatekoyoi/ruten
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hatekoyoi/ruten" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhatekoyoi%2Fruten", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhatekoyoi%2Fruten'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8590775913b02e0a1409d1e5451ba47fcda65ba
[INFO] checking hatekoyoi/ruten against master#8365fcb2b840c95eeb0bc377af8bd498fad22245 for pr-145604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhatekoyoi%2Fruten" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hatekoyoi/ruten
[INFO] finished tweaking git repo https://github.com/hatekoyoi/ruten
[INFO] tweaked toml for git repo https://github.com/hatekoyoi/ruten written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hatekoyoi/ruten on toolchain 8365fcb2b840c95eeb0bc377af8bd498fad22245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hatekoyoi/ruten 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" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db33465fd2fc79ce20b6a46afbb6dd4431c9e977002bcbdd316d203cd567f157
[INFO] running `Command { std: "docker" "start" "-a" "db33465fd2fc79ce20b6a46afbb6dd4431c9e977002bcbdd316d203cd567f157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db33465fd2fc79ce20b6a46afbb6dd4431c9e977002bcbdd316d203cd567f157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db33465fd2fc79ce20b6a46afbb6dd4431c9e977002bcbdd316d203cd567f157", kill_on_drop: false }`
[INFO] [stdout] db33465fd2fc79ce20b6a46afbb6dd4431c9e977002bcbdd316d203cd567f157
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4541a6344c8c53be3d9597dbdb1c7b189e8306a2d43483bb163cd7c28ad1b1f
[INFO] running `Command { std: "docker" "start" "-a" "f4541a6344c8c53be3d9597dbdb1c7b189e8306a2d43483bb163cd7c28ad1b1f", kill_on_drop: false }`
[INFO] [stderr]     Checking ruten v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `eflags` is never read
[INFO] [stdout]   --> src/emulator.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Emulator {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 21 |     pub registers: [u32; Register::RegisterCount as usize],
[INFO] [stdout] 22 |     pub eflags: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `eflags` is never read
[INFO] [stdout]   --> src/emulator.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Emulator {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 21 |     pub registers: [u32; Register::RegisterCount as usize],
[INFO] [stdout] 22 |     pub eflags: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/ruten-726e833d79f1c30b.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/ruten-726e833d79f1c30b/dep-test-bin-ruten`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f4541a6344c8c53be3d9597dbdb1c7b189e8306a2d43483bb163cd7c28ad1b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4541a6344c8c53be3d9597dbdb1c7b189e8306a2d43483bb163cd7c28ad1b1f", kill_on_drop: false }`
[INFO] [stdout] f4541a6344c8c53be3d9597dbdb1c7b189e8306a2d43483bb163cd7c28ad1b1f