[INFO] updating cached repository https://github.com/sikinmettugi/wordfreq-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2f7af3a5493d3d8c5e6d0e71a7c7ecba5150a274 [INFO] testing sikinmettugi/wordfreq-rs against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsikinmettugi%2Fwordfreq-rs" "/workspace/builds/worker-48/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-48/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sikinmettugi/wordfreq-rs on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sikinmettugi/wordfreq-rs [INFO] finished tweaking git repo https://github.com/sikinmettugi/wordfreq-rs [INFO] tweaked toml for git repo https://github.com/sikinmettugi/wordfreq-rs written to /workspace/builds/worker-48/source/Cargo.toml [INFO] crate git repo https://github.com/sikinmettugi/wordfreq-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 132a268643bf2e14d8d501bcedaa448dca841f8a8015c631bdeb799520a54122 [INFO] running `Command { std: "docker" "start" "-a" "132a268643bf2e14d8d501bcedaa448dca841f8a8015c631bdeb799520a54122", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "132a268643bf2e14d8d501bcedaa448dca841f8a8015c631bdeb799520a54122", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "132a268643bf2e14d8d501bcedaa448dca841f8a8015c631bdeb799520a54122", kill_on_drop: false }` [INFO] [stdout] 132a268643bf2e14d8d501bcedaa448dca841f8a8015c631bdeb799520a54122 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3dbd80fed32c083177f4046bb58ae5e3ed0aa75e4e57e98f832ba8d10caf6daa [INFO] running `Command { std: "docker" "start" "-a" "3dbd80fed32c083177f4046bb58ae5e3ed0aa75e4e57e98f832ba8d10caf6daa", kill_on_drop: false }` [INFO] [stderr] Compiling wordfreq-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct is never constructed: `WordCount` [INFO] [stdout] --> src/main.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | struct WordCount { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_count` [INFO] [stdout] --> src/main.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | fn get_count(&self) -> u32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `increment` [INFO] [stdout] --> src/main.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | fn increment(&mut self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.45s [INFO] running `Command { std: "docker" "inspect" "3dbd80fed32c083177f4046bb58ae5e3ed0aa75e4e57e98f832ba8d10caf6daa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3dbd80fed32c083177f4046bb58ae5e3ed0aa75e4e57e98f832ba8d10caf6daa", kill_on_drop: false }` [INFO] [stdout] 3dbd80fed32c083177f4046bb58ae5e3ed0aa75e4e57e98f832ba8d10caf6daa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 794a0890ec8a66410efae4b4992f67669beced8c228688739f52ee8c5c6dbc61 [INFO] running `Command { std: "docker" "start" "-a" "794a0890ec8a66410efae4b4992f67669beced8c228688739f52ee8c5c6dbc61", kill_on_drop: false }` [INFO] [stderr] Compiling wordfreq-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct is never constructed: `WordCount` [INFO] [stdout] --> src/main.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | struct WordCount { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_count` [INFO] [stdout] --> src/main.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | fn get_count(&self) -> u32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `increment` [INFO] [stdout] --> src/main.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | fn increment(&mut self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.04s [INFO] running `Command { std: "docker" "inspect" "794a0890ec8a66410efae4b4992f67669beced8c228688739f52ee8c5c6dbc61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "794a0890ec8a66410efae4b4992f67669beced8c228688739f52ee8c5c6dbc61", kill_on_drop: false }` [INFO] [stdout] 794a0890ec8a66410efae4b4992f67669beced8c228688739f52ee8c5c6dbc61 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2fb2c9724ee2a530a0f1a50c384994a361a9e65167b9fa88a426f02378167f55 [INFO] running `Command { std: "docker" "start" "-a" "2fb2c9724ee2a530a0f1a50c384994a361a9e65167b9fa88a426f02378167f55", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: struct is never constructed: `WordCount` [INFO] [stderr] --> src/main.rs:13:8 [INFO] [stderr] | [INFO] [stderr] 13 | struct WordCount { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_count` [INFO] [stderr] --> src/main.rs:19:8 [INFO] [stderr] | [INFO] [stderr] 19 | fn get_count(&self) -> u32 { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `increment` [INFO] [stderr] --> src/main.rs:23:8 [INFO] [stderr] | [INFO] [stderr] 23 | fn increment(&mut self) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `wordfreq-rs` (bin "wordfreq-rs" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.69s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/wordfreq_rs-a3e724f519f0dc31) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2fb2c9724ee2a530a0f1a50c384994a361a9e65167b9fa88a426f02378167f55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fb2c9724ee2a530a0f1a50c384994a361a9e65167b9fa88a426f02378167f55", kill_on_drop: false }` [INFO] [stdout] 2fb2c9724ee2a530a0f1a50c384994a361a9e65167b9fa88a426f02378167f55