[INFO] cloning repository https://github.com/buu-huu/bbb-gpioctl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/buu-huu/bbb-gpioctl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuu-huu%2Fbbb-gpioctl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuu-huu%2Fbbb-gpioctl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 219c68491de9ba4ac7191aec4326d9b44fc4f8bb
[INFO] building buu-huu/bbb-gpioctl against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuu-huu%2Fbbb-gpioctl" "/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/buu-huu/bbb-gpioctl on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/buu-huu/bbb-gpioctl
[INFO] finished tweaking git repo https://github.com/buu-huu/bbb-gpioctl
[INFO] tweaked toml for git repo https://github.com/buu-huu/bbb-gpioctl written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/buu-huu/bbb-gpioctl 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25187b4b97c2dd57d285a065ac76ef81a4bf17cbe0430d137c59031c7ecb1686
[INFO] running `Command { std: "docker" "start" "-a" "25187b4b97c2dd57d285a065ac76ef81a4bf17cbe0430d137c59031c7ecb1686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25187b4b97c2dd57d285a065ac76ef81a4bf17cbe0430d137c59031c7ecb1686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25187b4b97c2dd57d285a065ac76ef81a4bf17cbe0430d137c59031c7ecb1686", kill_on_drop: false }`
[INFO] [stdout] 25187b4b97c2dd57d285a065ac76ef81a4bf17cbe0430d137c59031c7ecb1686
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 212042da5e57f6c307298e6b2e019f59027a0b7116a7dbec46f4b15fc7b4e2be
[INFO] running `Command { std: "docker" "start" "-a" "212042da5e57f6c307298e6b2e019f59027a0b7116a7dbec46f4b15fc7b4e2be", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling gpioctl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `modes` is never read
[INFO] [stdout]    --> src/gpio.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 275 | pub struct Gpio {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 278 |     pub modes: Vec<Mode>,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Gpio` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `gpioctl` (bin "gpioctl"); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/44f415c1d617ebc7b931a243b7b321ef8a6ca47c/bin/rustc --crate-name gpioctl --edition=2018 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=e4a406d48f575b93 -C extra-filename=-e1ead9d9a3e05b8c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern termion=/opt/rustwide/target/debug/deps/libtermion-b65b80bea5746c13.rlib --cap-lints=warn` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "212042da5e57f6c307298e6b2e019f59027a0b7116a7dbec46f4b15fc7b4e2be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "212042da5e57f6c307298e6b2e019f59027a0b7116a7dbec46f4b15fc7b4e2be", kill_on_drop: false }`
[INFO] [stdout] 212042da5e57f6c307298e6b2e019f59027a0b7116a7dbec46f4b15fc7b4e2be