[INFO] cloning repository https://github.com/jeffvandyke/char_count [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeffvandyke/char_count" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffvandyke%2Fchar_count", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffvandyke%2Fchar_count'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fa6f69407b91b6ca6a393ee229f902d8aa7b1b8d [INFO] testing jeffvandyke/char_count against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffvandyke%2Fchar_count" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jeffvandyke/char_count 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/jeffvandyke/char_count [INFO] finished tweaking git repo https://github.com/jeffvandyke/char_count [INFO] tweaked toml for git repo https://github.com/jeffvandyke/char_count written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate git repo https://github.com/jeffvandyke/char_count 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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 6b93a24a7a9c55d1f0c6fb352e688e1689114aebd385168eda9cff26ac6af640 [INFO] running `Command { std: "docker" "start" "-a" "6b93a24a7a9c55d1f0c6fb352e688e1689114aebd385168eda9cff26ac6af640", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6b93a24a7a9c55d1f0c6fb352e688e1689114aebd385168eda9cff26ac6af640", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b93a24a7a9c55d1f0c6fb352e688e1689114aebd385168eda9cff26ac6af640", kill_on_drop: false }` [INFO] [stdout] 6b93a24a7a9c55d1f0c6fb352e688e1689114aebd385168eda9cff26ac6af640 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 105da59654ae1959c4197462e2b7b79a3f7e25a4a0d2a939805b74be73bb7fee [INFO] running `Command { std: "docker" "start" "-a" "105da59654ae1959c4197462e2b7b79a3f7e25a4a0d2a939805b74be73bb7fee", kill_on_drop: false }` [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling ncurses v5.91.0 [INFO] [stderr] Compiling pancurses v0.15.0 [INFO] [stderr] Compiling char_count v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 29 | 'a' ... 'z' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `wnd` [INFO] [stdout] --> src/main.rs:41:11 [INFO] [stdout] | [INFO] [stdout] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_wnd` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `text` [INFO] [stdout] --> src/main.rs:41:33 [INFO] [stdout] | [INFO] [stdout] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts) [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_text` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `counts` [INFO] [stdout] --> src/main.rs:41:45 [INFO] [stdout] | [INFO] [stdout] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts) [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_counts` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.08s [INFO] running `Command { std: "docker" "inspect" "105da59654ae1959c4197462e2b7b79a3f7e25a4a0d2a939805b74be73bb7fee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "105da59654ae1959c4197462e2b7b79a3f7e25a4a0d2a939805b74be73bb7fee", kill_on_drop: false }` [INFO] [stdout] 105da59654ae1959c4197462e2b7b79a3f7e25a4a0d2a939805b74be73bb7fee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 8f640477fbc81f55747b3f666563fd07cb4d626e5ce17fe39c6834d290a34757 [INFO] running `Command { std: "docker" "start" "-a" "8f640477fbc81f55747b3f666563fd07cb4d626e5ce17fe39c6834d290a34757", kill_on_drop: false }` [INFO] [stderr] Compiling char_count v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 29 | 'a' ... 'z' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `wnd` [INFO] [stdout] --> src/main.rs:41:11 [INFO] [stdout] | [INFO] [stdout] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_wnd` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `text` [INFO] [stdout] --> src/main.rs:41:33 [INFO] [stdout] | [INFO] [stdout] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts) [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_text` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `counts` [INFO] [stdout] --> src/main.rs:41:45 [INFO] [stdout] | [INFO] [stdout] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts) [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_counts` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `Command { std: "docker" "inspect" "8f640477fbc81f55747b3f666563fd07cb4d626e5ce17fe39c6834d290a34757", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f640477fbc81f55747b3f666563fd07cb4d626e5ce17fe39c6834d290a34757", kill_on_drop: false }` [INFO] [stdout] 8f640477fbc81f55747b3f666563fd07cb4d626e5ce17fe39c6834d290a34757 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] a780292c1c066257b918fa7b52df71daaf9eadb2a6daddf4600c803f422ba74c [INFO] running `Command { std: "docker" "start" "-a" "a780292c1c066257b918fa7b52df71daaf9eadb2a6daddf4600c803f422ba74c", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:29:17 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 29 | 'a' ... 'z' => { [INFO] [stdout] [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unused variable: `wnd` [INFO] [stderr] --> src/main.rs:41:11 [INFO] [stderr] | [INFO] [stderr] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts) [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_wnd` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `text` [INFO] [stderr] --> src/main.rs:41:33 [INFO] [stderr] | [INFO] [stderr] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts) [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_text` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `counts` [INFO] [stderr] --> src/main.rs:41:45 [INFO] [stderr] | [INFO] [stderr] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts) [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_counts` [INFO] [stderr] [INFO] [stderr] warning: `char_count` (bin "char_count" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/char_count-8392309161c80864) [INFO] running `Command { std: "docker" "inspect" "a780292c1c066257b918fa7b52df71daaf9eadb2a6daddf4600c803f422ba74c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a780292c1c066257b918fa7b52df71daaf9eadb2a6daddf4600c803f422ba74c", kill_on_drop: false }` [INFO] [stdout] a780292c1c066257b918fa7b52df71daaf9eadb2a6daddf4600c803f422ba74c