[INFO] cloning repository https://github.com/GanidhuAbey/Word-Generator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GanidhuAbey/Word-Generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGanidhuAbey%2FWord-Generator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGanidhuAbey%2FWord-Generator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4cc0e112c91d6403873cd4a458c2696c42ba9bd2 [INFO] testing GanidhuAbey/Word-Generator against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGanidhuAbey%2FWord-Generator" "/workspace/builds/worker-19/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/GanidhuAbey/Word-Generator 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/GanidhuAbey/Word-Generator [INFO] finished tweaking git repo https://github.com/GanidhuAbey/Word-Generator [INFO] tweaked toml for git repo https://github.com/GanidhuAbey/Word-Generator written to /workspace/builds/worker-19/source/Cargo.toml [INFO] crate git repo https://github.com/GanidhuAbey/Word-Generator 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-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 0726d5cdcd30421babdd05c0f5f8f35ca49f889ab95dbdcb592490e66b8adbe1 [INFO] running `Command { std: "docker" "start" "-a" "0726d5cdcd30421babdd05c0f5f8f35ca49f889ab95dbdcb592490e66b8adbe1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0726d5cdcd30421babdd05c0f5f8f35ca49f889ab95dbdcb592490e66b8adbe1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0726d5cdcd30421babdd05c0f5f8f35ca49f889ab95dbdcb592490e66b8adbe1", kill_on_drop: false }` [INFO] [stdout] 0726d5cdcd30421babdd05c0f5f8f35ca49f889ab95dbdcb592490e66b8adbe1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 21abfccdd0b4384cb9e8de4fb9e7dfbda48b322a3899d62feb3ae252a6c4eea0 [INFO] running `Command { std: "docker" "start" "-a" "21abfccdd0b4384cb9e8de4fb9e7dfbda48b322a3899d62feb3ae252a6c4eea0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling word_generator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `j` [INFO] [stdout] --> src/main.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | for j in 0..WORD_LENGTH { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let mut confirmed = false; [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 43.70s [INFO] running `Command { std: "docker" "inspect" "21abfccdd0b4384cb9e8de4fb9e7dfbda48b322a3899d62feb3ae252a6c4eea0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21abfccdd0b4384cb9e8de4fb9e7dfbda48b322a3899d62feb3ae252a6c4eea0", kill_on_drop: false }` [INFO] [stdout] 21abfccdd0b4384cb9e8de4fb9e7dfbda48b322a3899d62feb3ae252a6c4eea0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 188033fa7f020591533db9e98729004a2f3c7fc4c6af8a470a6e39bfbe584476 [INFO] running `Command { std: "docker" "start" "-a" "188033fa7f020591533db9e98729004a2f3c7fc4c6af8a470a6e39bfbe584476", kill_on_drop: false }` [INFO] [stderr] Compiling word_generator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `j` [INFO] [stdout] --> src/main.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | for j in 0..WORD_LENGTH { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let mut confirmed = false; [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.60s [INFO] running `Command { std: "docker" "inspect" "188033fa7f020591533db9e98729004a2f3c7fc4c6af8a470a6e39bfbe584476", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "188033fa7f020591533db9e98729004a2f3c7fc4c6af8a470a6e39bfbe584476", kill_on_drop: false }` [INFO] [stdout] 188033fa7f020591533db9e98729004a2f3c7fc4c6af8a470a6e39bfbe584476 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 7c9fd3ae44ebeb8e826401ccc662db4944d44201a7c389e8262f1e0d21195f91 [INFO] running `Command { std: "docker" "start" "-a" "7c9fd3ae44ebeb8e826401ccc662db4944d44201a7c389e8262f1e0d21195f91", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/main.rs:20:13 [INFO] [stderr] | [INFO] [stderr] 20 | for j in 0..WORD_LENGTH { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:33:13 [INFO] [stderr] | [INFO] [stderr] 33 | let mut confirmed = false; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `word_generator` (bin "word_generator" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/word_generator-17118cdfa10b4f84) [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" "7c9fd3ae44ebeb8e826401ccc662db4944d44201a7c389e8262f1e0d21195f91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c9fd3ae44ebeb8e826401ccc662db4944d44201a7c389e8262f1e0d21195f91", kill_on_drop: false }` [INFO] [stdout] 7c9fd3ae44ebeb8e826401ccc662db4944d44201a7c389e8262f1e0d21195f91