[INFO] cloning repository https://github.com/gabucito/rust-closure [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gabucito/rust-closure" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabucito%2Frust-closure", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabucito%2Frust-closure'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a43a4e5d1fdb72df56d5f943104605523c979d24 [INFO] checking gabucito/rust-closure against try#5785402183672f7786e9dc343d7b435bdaf4a4bc for pr-138001 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabucito%2Frust-closure" "/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/gabucito/rust-closure on toolchain 5785402183672f7786e9dc343d7b435bdaf4a4bc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gabucito/rust-closure [INFO] finished tweaking git repo https://github.com/gabucito/rust-closure [INFO] tweaked toml for git repo https://github.com/gabucito/rust-closure written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/gabucito/rust-closure 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" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59e050a2a0e41c294a7191bae01f91598056150cdd61089dd98189c14455bff8 [INFO] running `Command { std: "docker" "start" "-a" "59e050a2a0e41c294a7191bae01f91598056150cdd61089dd98189c14455bff8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59e050a2a0e41c294a7191bae01f91598056150cdd61089dd98189c14455bff8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59e050a2a0e41c294a7191bae01f91598056150cdd61089dd98189c14455bff8", kill_on_drop: false }` [INFO] [stdout] 59e050a2a0e41c294a7191bae01f91598056150cdd61089dd98189c14455bff8 [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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a7457c660ed5f277dc82ca0cb93008999e29e65a90446ddd23fe0a4332e37ff7 [INFO] running `Command { std: "docker" "start" "-a" "a7457c660ed5f277dc82ca0cb93008999e29e65a90446ddd23fe0a4332e37ff7", kill_on_drop: false }` [INFO] [stderr] Checking excercise v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Cacher [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | value: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `value` is never used [INFO] [stdout] --> src/main.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 14 | / impl Cacher [INFO] [stdout] 15 | | where [INFO] [stdout] 16 | | T: Fn(u32) -> u32, [INFO] [stdout] | |______________________- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 31 | fn value(&mut self, arg: u32) -> u32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v1` [INFO] [stdout] --> src/main.rs:91:13 [INFO] [stdout] | [INFO] [stdout] 91 | let v1 = c.hash(1); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_v1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaw37TWP" [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `excercise` (bin "excercise" 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/5785402183672f7786e9dc343d7b435bdaf4a4bc/bin/rustc --crate-name excercise --edition=2018 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=ac75b5b02cbc8940 -C extra-filename=-8eea9f1a92b59747 --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] [stderr] error: could not compile `excercise` (bin "excercise") due to 1 previous error; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "a7457c660ed5f277dc82ca0cb93008999e29e65a90446ddd23fe0a4332e37ff7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7457c660ed5f277dc82ca0cb93008999e29e65a90446ddd23fe0a4332e37ff7", kill_on_drop: false }` [INFO] [stdout] a7457c660ed5f277dc82ca0cb93008999e29e65a90446ddd23fe0a4332e37ff7