[INFO] cloning repository https://github.com/genbyte/rnprefix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/genbyte/rnprefix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenbyte%2Frnprefix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenbyte%2Frnprefix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a93c4749f145e65f6910a3bcbaeb7b7373e22811
[INFO] checking genbyte/rnprefix against try#8cf44c88fc5805dc578c5c987397615b47d2e2b2 for pr-136764
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenbyte%2Frnprefix" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/genbyte/rnprefix on toolchain 8cf44c88fc5805dc578c5c987397615b47d2e2b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/genbyte/rnprefix
[INFO] finished tweaking git repo https://github.com/genbyte/rnprefix
[INFO] tweaked toml for git repo https://github.com/genbyte/rnprefix written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/genbyte/rnprefix 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" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b6c82e0014e9a5de477e287836c9e12ef3bb6f77f5a05b33c53902437e52383
[INFO] running `Command { std: "docker" "start" "-a" "5b6c82e0014e9a5de477e287836c9e12ef3bb6f77f5a05b33c53902437e52383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b6c82e0014e9a5de477e287836c9e12ef3bb6f77f5a05b33c53902437e52383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b6c82e0014e9a5de477e287836c9e12ef3bb6f77f5a05b33c53902437e52383", kill_on_drop: false }`
[INFO] [stdout] 5b6c82e0014e9a5de477e287836c9e12ef3bb6f77f5a05b33c53902437e52383
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51387636524c5cabbd22c41f082d9aa9d7370b753ed9ccfb004a7503802048d6
[INFO] running `Command { std: "docker" "start" "-a" "51387636524c5cabbd22c41f082d9aa9d7370b753ed9ccfb004a7503802048d6", kill_on_drop: false }`
[INFO] [stderr]     Checking rnprefix v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `rn`, `name`, and `offset` are never read
[INFO] [stdout]    --> src/lib.rs:105:2
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub struct Suffixes<'r> {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 105 |     rn: &'r Rnprefix,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 106 |     name: &'r str,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 107 |     offset: usize,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rnprefix` (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/8cf44c88fc5805dc578c5c987397615b47d2e2b2/bin/rustc --crate-name rnprefix --edition=2021 src/lib.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=40699e5ef6510ce6 -C extra-filename=-4c320adbd477d21c --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: fields `rn`, `name`, and `offset` are never read
[INFO] [stdout]    --> src/lib.rs:105:2
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub struct Suffixes<'r> {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 105 |     rn: &'r Rnprefix,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 106 |     name: &'r str,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 107 |     offset: usize,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "51387636524c5cabbd22c41f082d9aa9d7370b753ed9ccfb004a7503802048d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51387636524c5cabbd22c41f082d9aa9d7370b753ed9ccfb004a7503802048d6", kill_on_drop: false }`
[INFO] [stdout] 51387636524c5cabbd22c41f082d9aa9d7370b753ed9ccfb004a7503802048d6