[INFO] cloning repository https://github.com/russell0430/rust_ast
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/russell0430/rust_ast" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frussell0430%2Frust_ast", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frussell0430%2Frust_ast'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c33681783b6c3029b01dd9c983a869dbb518be52
[INFO] checking russell0430/rust_ast against master#e43d139a82620a268d3828a73e12a8679339e8f8 for pr-143545
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frussell0430%2Frust_ast" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/russell0430/rust_ast
[INFO] finished tweaking git repo https://github.com/russell0430/rust_ast
[INFO] tweaked toml for git repo https://github.com/russell0430/rust_ast written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/russell0430/rust_ast on toolchain e43d139a82620a268d3828a73e12a8679339e8f8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e43d139a82620a268d3828a73e12a8679339e8f8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/russell0430/rust_ast 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" "+e43d139a82620a268d3828a73e12a8679339e8f8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: alias
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+e43d139a82620a268d3828a73e12a8679339e8f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f811dc145c1a126433212777668a5b7f90a6bfe34fc2db3eb353db76e5981495
[INFO] running `Command { std: "docker" "start" "-a" "f811dc145c1a126433212777668a5b7f90a6bfe34fc2db3eb353db76e5981495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f811dc145c1a126433212777668a5b7f90a6bfe34fc2db3eb353db76e5981495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f811dc145c1a126433212777668a5b7f90a6bfe34fc2db3eb353db76e5981495", kill_on_drop: false }`
[INFO] [stdout] f811dc145c1a126433212777668a5b7f90a6bfe34fc2db3eb353db76e5981495
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+e43d139a82620a268d3828a73e12a8679339e8f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a1be57438cab93a9b805017bf7f70dd7c4b3d5a4ae72cb5420039b4e1f74db4
[INFO] running `Command { std: "docker" "start" "-a" "3a1be57438cab93a9b805017bf7f70dd7c4b3d5a4ae72cb5420039b4e1f74db4", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: alias
[INFO] [stderr]     Checking ast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tokenizer::Tokenizer`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tokenizer::Tokenizer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokenizer::Tokenizer`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tokenizer::Tokenizer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ast` (bin "ast"); 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/e43d139a82620a268d3828a73e12a8679339e8f8/bin/rustc --crate-name ast --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=8b52c57e5091d861 -C extra-filename=-6473c8151aa8ead2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 0)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `ast` (bin "ast" 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/e43d139a82620a268d3828a73e12a8679339e8f8/bin/rustc --crate-name ast --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=cd85f9fd16cf4315 -C extra-filename=-e37a3b7c669d2544 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 0)
[INFO] running `Command { std: "docker" "inspect" "3a1be57438cab93a9b805017bf7f70dd7c4b3d5a4ae72cb5420039b4e1f74db4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a1be57438cab93a9b805017bf7f70dd7c4b3d5a4ae72cb5420039b4e1f74db4", kill_on_drop: false }`
[INFO] [stdout] 3a1be57438cab93a9b805017bf7f70dd7c4b3d5a4ae72cb5420039b4e1f74db4