[INFO] cloning repository https://github.com/gyant/rs_linkedlist
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gyant/rs_linkedlist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgyant%2Frs_linkedlist", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgyant%2Frs_linkedlist'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9f6906bec25ab92749eed0ca185c9c1b39e9230
[INFO] checking gyant/rs_linkedlist against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgyant%2Frs_linkedlist" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gyant/rs_linkedlist on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gyant/rs_linkedlist
[INFO] finished tweaking git repo https://github.com/gyant/rs_linkedlist
[INFO] tweaked toml for git repo https://github.com/gyant/rs_linkedlist written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gyant/rs_linkedlist 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" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cda44bf69800f0b2de6bfd21a9b1b5b2a7ffa17e311ef55e89ac84535d90d58e
[INFO] running `Command { std: "docker" "start" "-a" "cda44bf69800f0b2de6bfd21a9b1b5b2a7ffa17e311ef55e89ac84535d90d58e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cda44bf69800f0b2de6bfd21a9b1b5b2a7ffa17e311ef55e89ac84535d90d58e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda44bf69800f0b2de6bfd21a9b1b5b2a7ffa17e311ef55e89ac84535d90d58e", kill_on_drop: false }`
[INFO] [stdout] cda44bf69800f0b2de6bfd21a9b1b5b2a7ffa17e311ef55e89ac84535d90d58e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e815f6cc70b7ee3259107f3526c31f538357237190b40dc366f0aa073997864
[INFO] running `Command { std: "docker" "start" "-a" "0e815f6cc70b7ee3259107f3526c31f538357237190b40dc366f0aa073997864", kill_on_drop: false }`
[INFO] [stderr]     Checking rs_linkedlist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `insert_at_beginning` and `search` are never used
[INFO] [stdout]   --> src/main.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl LinkedList {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     fn insert_at_beginning(&mut self, value: i32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |     fn search(&self, value: i32) -> Option<i32> {
[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/rs_linkedlist-d28050e8564e28b3.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/rs_linkedlist-d28050e8564e28b3/dep-bin-rs_linkedlist`
[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] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaAo7Y5H"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rs_linkedlist` (bin "rs_linkedlist" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0e815f6cc70b7ee3259107f3526c31f538357237190b40dc366f0aa073997864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e815f6cc70b7ee3259107f3526c31f538357237190b40dc366f0aa073997864", kill_on_drop: false }`
[INFO] [stdout] 0e815f6cc70b7ee3259107f3526c31f538357237190b40dc366f0aa073997864