[INFO] cloning repository https://github.com/johnward/bft [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/johnward/bft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnward%2Fbft", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnward%2Fbft'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c167d9a66aece1c6c434135eb96da1e202ac5bc1 [INFO] testing johnward/bft against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnward%2Fbft" "/workspace/builds/worker-84/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-84/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/johnward/bft 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/johnward/bft [INFO] finished tweaking git repo https://github.com/johnward/bft [INFO] tweaked toml for git repo https://github.com/johnward/bft written to /workspace/builds/worker-84/source/Cargo.toml [INFO] crate git repo https://github.com/johnward/bft 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-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] 8367a9bc29bd2f4a1f147a336ad908334ffc3cb5514ba466686e6920cff5f108 [INFO] running `Command { std: "docker" "start" "-a" "8367a9bc29bd2f4a1f147a336ad908334ffc3cb5514ba466686e6920cff5f108", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8367a9bc29bd2f4a1f147a336ad908334ffc3cb5514ba466686e6920cff5f108", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8367a9bc29bd2f4a1f147a336ad908334ffc3cb5514ba466686e6920cff5f108", kill_on_drop: false }` [INFO] [stdout] 8367a9bc29bd2f4a1f147a336ad908334ffc3cb5514ba466686e6920cff5f108 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] 40dfd90d1b9eeab74fdd2dc7e76cd5fc18a1ded9aede8214ef4938af4a15a9ff [INFO] running `Command { std: "docker" "start" "-a" "40dfd90d1b9eeab74fdd2dc7e76cd5fc18a1ded9aede8214ef4938af4a15a9ff", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling bft_types v0.1.0 (/opt/rustwide/workdir/bft_types) [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling bft_interp v0.1.0 (/opt/rustwide/workdir/bft_interp) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> bft_interp/src/lib.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | (number_to_add - ((u8::max_value() - current_number) + 1)) // + 1 to take into account the zero [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> bft_interp/src/lib.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | (u8::max_value() - ((number_to_sub - current_number) - 1)) // - 1 to take into account the zero [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling bft v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.32s [INFO] running `Command { std: "docker" "inspect" "40dfd90d1b9eeab74fdd2dc7e76cd5fc18a1ded9aede8214ef4938af4a15a9ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40dfd90d1b9eeab74fdd2dc7e76cd5fc18a1ded9aede8214ef4938af4a15a9ff", kill_on_drop: false }` [INFO] [stdout] 40dfd90d1b9eeab74fdd2dc7e76cd5fc18a1ded9aede8214ef4938af4a15a9ff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] 02e045feda68960ee5506ae522d6cfd4752153f7af813a9b42c423f5d7cce6bf [INFO] running `Command { std: "docker" "start" "-a" "02e045feda68960ee5506ae522d6cfd4752153f7af813a9b42c423f5d7cce6bf", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> bft_interp/src/lib.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | (number_to_add - ((u8::max_value() - current_number) + 1)) // + 1 to take into account the zero [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> bft_interp/src/lib.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | (u8::max_value() - ((number_to_sub - current_number) - 1)) // - 1 to take into account the zero [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling bft v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 58s [INFO] running `Command { std: "docker" "inspect" "02e045feda68960ee5506ae522d6cfd4752153f7af813a9b42c423f5d7cce6bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02e045feda68960ee5506ae522d6cfd4752153f7af813a9b42c423f5d7cce6bf", kill_on_drop: false }` [INFO] [stdout] 02e045feda68960ee5506ae522d6cfd4752153f7af813a9b42c423f5d7cce6bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] 25c5b19cdf8449be0aa7f1b46835ae21397ff5c2ef62e734cc17cdfc65956282 [INFO] running `Command { std: "docker" "start" "-a" "25c5b19cdf8449be0aa7f1b46835ae21397ff5c2ef62e734cc17cdfc65956282", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> bft_interp/src/lib.rs:50:13 [INFO] [stderr] | [INFO] [stderr] 50 | (number_to_add - ((u8::max_value() - current_number) + 1)) // + 1 to take into account the zero [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> bft_interp/src/lib.rs:59:13 [INFO] [stderr] | [INFO] [stderr] 59 | (u8::max_value() - ((number_to_sub - current_number) - 1)) // - 1 to take into account the zero [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: `bft_interp` (lib) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/bft-ac063c83312ed89d) [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" "25c5b19cdf8449be0aa7f1b46835ae21397ff5c2ef62e734cc17cdfc65956282", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25c5b19cdf8449be0aa7f1b46835ae21397ff5c2ef62e734cc17cdfc65956282", kill_on_drop: false }` [INFO] [stdout] 25c5b19cdf8449be0aa7f1b46835ae21397ff5c2ef62e734cc17cdfc65956282