[INFO] cloning repository https://github.com/dilysngo/rust-bootcamp-exercises [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dilysngo/rust-bootcamp-exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdilysngo%2Frust-bootcamp-exercises", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdilysngo%2Frust-bootcamp-exercises'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] de47c7975a547df9f858b921c1095a8a03577663 [INFO] checking dilysngo/rust-bootcamp-exercises against master#17ffbc81a30c094193836a5d7f90dff273b5df93 for pr-138785 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdilysngo%2Frust-bootcamp-exercises" "/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/dilysngo/rust-bootcamp-exercises on toolchain 17ffbc81a30c094193836a5d7f90dff273b5df93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dilysngo/rust-bootcamp-exercises [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/dilysngo/rust-bootcamp-exercises [INFO] tweaked toml for git repo https://github.com/dilysngo/rust-bootcamp-exercises written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/dilysngo/rust-bootcamp-exercises 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" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b3de43e8034b174f6e3382be88085c77553bcd57539b4c6021bfaf33fa08c4a [INFO] running `Command { std: "docker" "start" "-a" "5b3de43e8034b174f6e3382be88085c77553bcd57539b4c6021bfaf33fa08c4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b3de43e8034b174f6e3382be88085c77553bcd57539b4c6021bfaf33fa08c4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b3de43e8034b174f6e3382be88085c77553bcd57539b4c6021bfaf33fa08c4a", kill_on_drop: false }` [INFO] [stdout] 5b3de43e8034b174f6e3382be88085c77553bcd57539b4c6021bfaf33fa08c4a [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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0b89e0398ea9d3362fbb73617a7503219952dc936952430ee8c44c33fcef29cf [INFO] running `Command { std: "docker" "start" "-a" "0b89e0398ea9d3362fbb73617a7503219952dc936952430ee8c44c33fcef29cf", kill_on_drop: false }` [INFO] [stderr] Checking Rust-Bootcamp-2023 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking basic-of-rust v0.1.0 (/opt/rustwide/workdir/exercises/basic-of-rust) [INFO] [stdout] warning: unused import: `core::num` [INFO] [stdout] --> exercises/basic-of-rust/src/functions.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::num; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::num` [INFO] [stdout] --> exercises/basic-of-rust/src/functions.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::num; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::num` [INFO] [stdout] --> exercises/basic-of-rust/src/functions.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::num; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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/rmetaQgbT60" [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/Rust_Bootcamp_2023-40d0a16be6675ed6.d [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to write `/opt/rustwide/target/debug/.fingerprint/Rust-Bootcamp-2023-40d0a16be6675ed6/dep-bin-Rust-Bootcamp-2023` [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] warning: variable does not need to be mutable [INFO] [stdout] --> exercises/basic-of-rust/src/strings.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut old_word: &str = word; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> exercises/basic-of-rust/src/strings.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut old_word: &str = word; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `Rust-Bootcamp-2023` (test "functions") due to 1 previous error; 1 warning emitted [INFO] [stderr] error: could not compile `basic-of-rust` (lib); 2 warnings 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/17ffbc81a30c094193836a5d7f90dff273b5df93/bin/rustc --crate-name basic_of_rust --edition=2021 exercises/basic-of-rust/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=7f5377e6fedbb034 -C extra-filename=-15606d8888ecb7fe --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 0) [INFO] [stderr] error: could not compile `Rust-Bootcamp-2023` (test "strings"); 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/17ffbc81a30c094193836a5d7f90dff273b5df93/bin/rustc --crate-name strings --edition=2021 exercises/basic-of-rust/src/strings.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=dc8ca6158b3dbd89 -C extra-filename=-8f4c1e2b3bbbbcf0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 0) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> exercises/basic-of-rust/src/strings.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut old_word: &str = word; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0b89e0398ea9d3362fbb73617a7503219952dc936952430ee8c44c33fcef29cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b89e0398ea9d3362fbb73617a7503219952dc936952430ee8c44c33fcef29cf", kill_on_drop: false }` [INFO] [stdout] 0b89e0398ea9d3362fbb73617a7503219952dc936952430ee8c44c33fcef29cf