[INFO] cloning repository https://github.com/gekh/leetcode [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gekh/leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgekh%2Fleetcode", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgekh%2Fleetcode'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b643b565c9983b141a6a34c854c3f20f877433d2 [INFO] checking gekh/leetcode against master#c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3 for pr-141352 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgekh%2Fleetcode" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gekh/leetcode on toolchain c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gekh/leetcode [INFO] finished tweaking git repo https://github.com/gekh/leetcode [INFO] tweaked toml for git repo https://github.com/gekh/leetcode written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/gekh/leetcode 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" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "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-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0be0038ae196b1657328b76488e9c12d8cb17242398d82442d0d4dad0649b296 [INFO] running `Command { std: "docker" "start" "-a" "0be0038ae196b1657328b76488e9c12d8cb17242398d82442d0d4dad0649b296", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0be0038ae196b1657328b76488e9c12d8cb17242398d82442d0d4dad0649b296", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0be0038ae196b1657328b76488e9c12d8cb17242398d82442d0d4dad0649b296", kill_on_drop: false }` [INFO] [stdout] 0be0038ae196b1657328b76488e9c12d8cb17242398d82442d0d4dad0649b296 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fc58e76c8a1a632aa9ec98f457f0a573f6f8153dae635b887d7a966835384398 [INFO] running `Command { std: "docker" "start" "-a" "fc58e76c8a1a632aa9ec98f457f0a573f6f8153dae635b887d7a966835384398", kill_on_drop: false }` [INFO] [stderr] Checking bencher v0.1.5 [INFO] [stderr] Checking leetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `words` [INFO] [stdout] --> src/leetcode/p.rs:4:48 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn find_all_concatenated_words_in_a_dict(words: Vec) -> Vec { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_words` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/leetcode/p.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `words` [INFO] [stdout] --> src/leetcode/p.rs:4:48 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn find_all_concatenated_words_in_a_dict(words: Vec) -> Vec { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_words` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `find_all_concatenated_words_in_a_dict` is never used [INFO] [stdout] --> src/leetcode/p.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 3 | impl Solution { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 4 | pub fn find_all_concatenated_words_in_a_dict(words: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `call` is never used [INFO] [stdout] --> src/leetcode/p_test.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn call(words: Vec) -> Vec { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/leetcode/p.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `find_all_concatenated_words_in_a_dict` is never used [INFO] [stdout] --> src/leetcode/p.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 3 | impl Solution { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 4 | pub fn find_all_concatenated_words_in_a_dict(words: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `call` is never used [INFO] [stdout] --> src/leetcode/p_test.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn call(words: Vec) -> Vec { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/leetcode-76840fe0d2d3e0db.d [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to write `/opt/rustwide/target/debug/.fingerprint/leetcode-76840fe0d2d3e0db/dep-bin-leetcode` [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] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/example-91a8ded9e507d3cc.d [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to write `/opt/rustwide/target/debug/.fingerprint/leetcode-91a8ded9e507d3cc/dep-test-bench-example` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/leetcode-3628d4f10d5e3d15.d [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to write `/opt/rustwide/target/debug/.fingerprint/leetcode-3628d4f10d5e3d15/dep-test-bin-leetcode` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] running `Command { std: "docker" "inspect" "fc58e76c8a1a632aa9ec98f457f0a573f6f8153dae635b887d7a966835384398", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc58e76c8a1a632aa9ec98f457f0a573f6f8153dae635b887d7a966835384398", kill_on_drop: false }` [INFO] [stdout] fc58e76c8a1a632aa9ec98f457f0a573f6f8153dae635b887d7a966835384398