[INFO] cloning repository https://github.com/w33bion/CodingChallenge [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/w33bion/CodingChallenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw33bion%2FCodingChallenge", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw33bion%2FCodingChallenge'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b1ad786ca5ca5873f70b3d0c5eecbd5e0dffade1 [INFO] testing w33bion/CodingChallenge against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw33bion%2FCodingChallenge" "/workspace/builds/worker-118/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-118/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/w33bion/CodingChallenge 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/w33bion/CodingChallenge [INFO] finished tweaking git repo https://github.com/w33bion/CodingChallenge [INFO] tweaked toml for git repo https://github.com/w33bion/CodingChallenge written to /workspace/builds/worker-118/source/Cargo.toml [INFO] crate git repo https://github.com/w33bion/CodingChallenge 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 7fe1676c8356f81a0f79b5bfb755e532e156f07e2c5796d0efdec26179d5bf36 [INFO] running `Command { std: "docker" "start" "-a" "7fe1676c8356f81a0f79b5bfb755e532e156f07e2c5796d0efdec26179d5bf36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7fe1676c8356f81a0f79b5bfb755e532e156f07e2c5796d0efdec26179d5bf36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fe1676c8356f81a0f79b5bfb755e532e156f07e2c5796d0efdec26179d5bf36", kill_on_drop: false }` [INFO] [stdout] 7fe1676c8356f81a0f79b5bfb755e532e156f07e2c5796d0efdec26179d5bf36 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 65a2333449ef8764a0309bc2e4a6864c0debef231d140b0ae52372a6adef2291 [INFO] running `Command { std: "docker" "start" "-a" "65a2333449ef8764a0309bc2e4a6864c0debef231d140b0ae52372a6adef2291", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling coding_challenge v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/reader.rs:27:16 [INFO] [stdout] | [INFO] [stdout] 27 | if (hits > 1) { [INFO] [stdout] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 07s [INFO] running `Command { std: "docker" "inspect" "65a2333449ef8764a0309bc2e4a6864c0debef231d140b0ae52372a6adef2291", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65a2333449ef8764a0309bc2e4a6864c0debef231d140b0ae52372a6adef2291", kill_on_drop: false }` [INFO] [stdout] 65a2333449ef8764a0309bc2e4a6864c0debef231d140b0ae52372a6adef2291 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 0d05a06bd4acd2a2132a1faefb507e6533b728797735f3396cf31a343e3a0518 [INFO] running `Command { std: "docker" "start" "-a" "0d05a06bd4acd2a2132a1faefb507e6533b728797735f3396cf31a343e3a0518", kill_on_drop: false }` [INFO] [stderr] Compiling coding_challenge v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/reader.rs:27:16 [INFO] [stdout] | [INFO] [stdout] 27 | if (hits > 1) { [INFO] [stdout] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.60s [INFO] running `Command { std: "docker" "inspect" "0d05a06bd4acd2a2132a1faefb507e6533b728797735f3396cf31a343e3a0518", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d05a06bd4acd2a2132a1faefb507e6533b728797735f3396cf31a343e3a0518", kill_on_drop: false }` [INFO] [stdout] 0d05a06bd4acd2a2132a1faefb507e6533b728797735f3396cf31a343e3a0518 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 372c8841e1a7646a3f3aeadf1f8727dac396fde3a303c94f500c181447f4477f [INFO] running `Command { std: "docker" "start" "-a" "372c8841e1a7646a3f3aeadf1f8727dac396fde3a303c94f500c181447f4477f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/reader.rs:27:16 [INFO] [stderr] | [INFO] [stderr] 27 | if (hits > 1) { [INFO] [stderr] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `coding_challenge` (bin "coding_challenge" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.54s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/coding_challenge-7f8a41c39c60e1fb) [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" "372c8841e1a7646a3f3aeadf1f8727dac396fde3a303c94f500c181447f4477f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "372c8841e1a7646a3f3aeadf1f8727dac396fde3a303c94f500c181447f4477f", kill_on_drop: false }` [INFO] [stdout] 372c8841e1a7646a3f3aeadf1f8727dac396fde3a303c94f500c181447f4477f