[INFO] cloning repository https://github.com/flatwhatson/romp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flatwhatson/romp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflatwhatson%2Fromp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflatwhatson%2Fromp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bb14a5c0bdf06139522c2a6e277ae2e48d770baa [INFO] testing flatwhatson/romp against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflatwhatson%2Fromp" "/workspace/builds/worker-55/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/flatwhatson/romp 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/flatwhatson/romp [INFO] finished tweaking git repo https://github.com/flatwhatson/romp [INFO] tweaked toml for git repo https://github.com/flatwhatson/romp written to /workspace/builds/worker-55/source/Cargo.toml [INFO] crate git repo https://github.com/flatwhatson/romp 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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 5a59262e362808db20f7f3b53ccc35933301b280075d8884cae3350151f2ad49 [INFO] running `Command { std: "docker" "start" "-a" "5a59262e362808db20f7f3b53ccc35933301b280075d8884cae3350151f2ad49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a59262e362808db20f7f3b53ccc35933301b280075d8884cae3350151f2ad49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a59262e362808db20f7f3b53ccc35933301b280075d8884cae3350151f2ad49", kill_on_drop: false }` [INFO] [stdout] 5a59262e362808db20f7f3b53ccc35933301b280075d8884cae3350151f2ad49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 5614f003ba5c9ad9746beb38e51563af9a018f35d7769c2a59343c7ee1b90ad0 [INFO] running `Command { std: "docker" "start" "-a" "5614f003ba5c9ad9746beb38e51563af9a018f35d7769c2a59343c7ee1b90ad0", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.42 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling romp v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/class.rs:10:65 [INFO] [stdout] | [INFO] [stdout] 10 | static ref CLASS_REGISTRY: Mutex> = { Mutex::new(HashMap::new()) }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` 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 6.69s [INFO] running `Command { std: "docker" "inspect" "5614f003ba5c9ad9746beb38e51563af9a018f35d7769c2a59343c7ee1b90ad0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5614f003ba5c9ad9746beb38e51563af9a018f35d7769c2a59343c7ee1b90ad0", kill_on_drop: false }` [INFO] [stdout] 5614f003ba5c9ad9746beb38e51563af9a018f35d7769c2a59343c7ee1b90ad0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] b1ed2e136a8f6826b8639d1e75aa6edd8ae6d9dc20d729073c3086324624bbbb [INFO] running `Command { std: "docker" "start" "-a" "b1ed2e136a8f6826b8639d1e75aa6edd8ae6d9dc20d729073c3086324624bbbb", kill_on_drop: false }` [INFO] [stderr] Compiling romp v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/class.rs:10:65 [INFO] [stdout] | [INFO] [stdout] 10 | static ref CLASS_REGISTRY: Mutex> = { Mutex::new(HashMap::new()) }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/class.rs:10:65 [INFO] [stdout] | [INFO] [stdout] 10 | static ref CLASS_REGISTRY: Mutex> = { Mutex::new(HashMap::new()) }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` 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 0.96s [INFO] running `Command { std: "docker" "inspect" "b1ed2e136a8f6826b8639d1e75aa6edd8ae6d9dc20d729073c3086324624bbbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1ed2e136a8f6826b8639d1e75aa6edd8ae6d9dc20d729073c3086324624bbbb", kill_on_drop: false }` [INFO] [stdout] b1ed2e136a8f6826b8639d1e75aa6edd8ae6d9dc20d729073c3086324624bbbb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 644155733e99496b31d601bd09917c4c257c43c42184ef2c9de8e3917e056fbe [INFO] running `Command { std: "docker" "start" "-a" "644155733e99496b31d601bd09917c4c257c43c42184ef2c9de8e3917e056fbe", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/class.rs:10:65 [INFO] [stderr] | [INFO] [stderr] 10 | static ref CLASS_REGISTRY: Mutex> = { Mutex::new(HashMap::new()) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `romp` (lib) generated 1 warning [INFO] [stderr] warning: `romp` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/romp-ec8998b500e3b604) [INFO] [stdout] [INFO] [stderr] Doc-tests romp [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] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> /opt/rustwide/workdir/src/class.rs:10:65 [INFO] [stderr] | [INFO] [stderr] 10 | static ref CLASS_REGISTRY: Mutex> = { Mutex::new(HashMap::new()) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [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" "644155733e99496b31d601bd09917c4c257c43c42184ef2c9de8e3917e056fbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "644155733e99496b31d601bd09917c4c257c43c42184ef2c9de8e3917e056fbe", kill_on_drop: false }` [INFO] [stdout] 644155733e99496b31d601bd09917c4c257c43c42184ef2c9de8e3917e056fbe