[INFO] cloning repository https://github.com/bruno-anjos/alpha [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bruno-anjos/alpha" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbruno-anjos%2Falpha", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbruno-anjos%2Falpha'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 56c2034fd0e8ed294213cc2d6622a2fcd9d20d7a [INFO] testing bruno-anjos/alpha against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbruno-anjos%2Falpha" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bruno-anjos/alpha on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bruno-anjos/alpha [INFO] finished tweaking git repo https://github.com/bruno-anjos/alpha [INFO] tweaked toml for git repo https://github.com/bruno-anjos/alpha written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/bruno-anjos/alpha already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 30fc046d9f1e94b135ef32486a89d7b4a23f31135d103bf4f37dff79185ddf6f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "30fc046d9f1e94b135ef32486a89d7b4a23f31135d103bf4f37dff79185ddf6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "30fc046d9f1e94b135ef32486a89d7b4a23f31135d103bf4f37dff79185ddf6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30fc046d9f1e94b135ef32486a89d7b4a23f31135d103bf4f37dff79185ddf6f", kill_on_drop: false }` [INFO] [stdout] 30fc046d9f1e94b135ef32486a89d7b4a23f31135d103bf4f37dff79185ddf6f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 18d02a3464af20ac33083b5dd7815f169ca545abc14307273b2e38a62b8f2b74 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "18d02a3464af20ac33083b5dd7815f169ca545abc14307273b2e38a62b8f2b74", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Compiling syn v0.15.43 [INFO] [stderr] Compiling serde v1.0.98 [INFO] [stderr] Compiling regex-syntax v0.6.11 [INFO] [stderr] Compiling lalrpop-util v0.17.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling ena v0.13.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling regex v1.2.1 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.98 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.1 [INFO] [stderr] Compiling alpha v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17668:5 [INFO] [stdout] | [INFO] [stdout] 17668 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17668 - (__0) [INFO] [stdout] 17668 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17679:5 [INFO] [stdout] | [INFO] [stdout] 17679 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17679 - (__0) [INFO] [stdout] 17679 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17690:5 [INFO] [stdout] | [INFO] [stdout] 17690 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17690 - (__0) [INFO] [stdout] 17690 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17701:5 [INFO] [stdout] | [INFO] [stdout] 17701 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17701 - (__0) [INFO] [stdout] 17701 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17712:5 [INFO] [stdout] | [INFO] [stdout] 17712 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17712 - (__0) [INFO] [stdout] 17712 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17723:5 [INFO] [stdout] | [INFO] [stdout] 17723 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17723 - (__0) [INFO] [stdout] 17723 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17734:5 [INFO] [stdout] | [INFO] [stdout] 17734 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17734 - (__0) [INFO] [stdout] 17734 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17745:5 [INFO] [stdout] | [INFO] [stdout] 17745 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17745 - (__0) [INFO] [stdout] 17745 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17756:5 [INFO] [stdout] | [INFO] [stdout] 17756 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17756 - (__0) [INFO] [stdout] 17756 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17767:5 [INFO] [stdout] | [INFO] [stdout] 17767 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17767 - (__0) [INFO] [stdout] 17767 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17778:5 [INFO] [stdout] | [INFO] [stdout] 17778 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17778 - (__0) [INFO] [stdout] 17778 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17919:5 [INFO] [stdout] | [INFO] [stdout] 17919 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17919 - (__0) [INFO] [stdout] 17919 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17943:5 [INFO] [stdout] | [INFO] [stdout] 17943 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17943 - (__0) [INFO] [stdout] 17943 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 55s [INFO] running `Command { std: "docker" "inspect" "18d02a3464af20ac33083b5dd7815f169ca545abc14307273b2e38a62b8f2b74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18d02a3464af20ac33083b5dd7815f169ca545abc14307273b2e38a62b8f2b74", kill_on_drop: false }` [INFO] [stdout] 18d02a3464af20ac33083b5dd7815f169ca545abc14307273b2e38a62b8f2b74 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9384cb3312bfca3d2a1d5e4bfb7b7d8a6e4edca8789dc64d036291761d265d12 [INFO] running `Command { std: "docker" "start" "-a" "9384cb3312bfca3d2a1d5e4bfb7b7d8a6e4edca8789dc64d036291761d265d12", kill_on_drop: false }` [INFO] [stderr] Compiling alpha v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17668:5 [INFO] [stdout] | [INFO] [stdout] 17668 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17668 - (__0) [INFO] [stdout] 17668 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17679:5 [INFO] [stdout] | [INFO] [stdout] 17679 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17679 - (__0) [INFO] [stdout] 17679 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17690:5 [INFO] [stdout] | [INFO] [stdout] 17690 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17690 - (__0) [INFO] [stdout] 17690 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17701:5 [INFO] [stdout] | [INFO] [stdout] 17701 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17701 - (__0) [INFO] [stdout] 17701 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17712:5 [INFO] [stdout] | [INFO] [stdout] 17712 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17712 - (__0) [INFO] [stdout] 17712 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17723:5 [INFO] [stdout] | [INFO] [stdout] 17723 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17723 - (__0) [INFO] [stdout] 17723 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17734:5 [INFO] [stdout] | [INFO] [stdout] 17734 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17734 - (__0) [INFO] [stdout] 17734 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17745:5 [INFO] [stdout] | [INFO] [stdout] 17745 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17745 - (__0) [INFO] [stdout] 17745 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17756:5 [INFO] [stdout] | [INFO] [stdout] 17756 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17756 - (__0) [INFO] [stdout] 17756 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17767:5 [INFO] [stdout] | [INFO] [stdout] 17767 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17767 - (__0) [INFO] [stdout] 17767 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17778:5 [INFO] [stdout] | [INFO] [stdout] 17778 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17778 - (__0) [INFO] [stdout] 17778 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17919:5 [INFO] [stdout] | [INFO] [stdout] 17919 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17919 - (__0) [INFO] [stdout] 17919 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17943:5 [INFO] [stdout] | [INFO] [stdout] 17943 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 17943 - (__0) [INFO] [stdout] 17943 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.75s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/alpha-d8fc7d680557d6eb) [INFO] running `Command { std: "docker" "inspect" "9384cb3312bfca3d2a1d5e4bfb7b7d8a6e4edca8789dc64d036291761d265d12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9384cb3312bfca3d2a1d5e4bfb7b7d8a6e4edca8789dc64d036291761d265d12", kill_on_drop: false }` [INFO] [stdout] 9384cb3312bfca3d2a1d5e4bfb7b7d8a6e4edca8789dc64d036291761d265d12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 275230c766b2310860d2cf41e3219e4c677498e72d92389b52294134e9b3bf5f [INFO] running `Command { std: "docker" "start" "-a" "275230c766b2310860d2cf41e3219e4c677498e72d92389b52294134e9b3bf5f", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17668:5 [INFO] [stderr] | [INFO] [stderr] 17668 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 17668 - (__0) [INFO] [stderr] 17668 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17679:5 [INFO] [stderr] | [INFO] [stderr] 17679 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 17679 - (__0) [INFO] [stderr] 17679 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17690:5 [INFO] [stderr] | [INFO] [stderr] 17690 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 17690 - (__0) [INFO] [stderr] 17690 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17701:5 [INFO] [stderr] | [INFO] [stderr] 17701 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 17701 - (__0) [INFO] [stderr] 17701 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17712:5 [INFO] [stderr] | [INFO] [stderr] 17712 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 17712 - (__0) [INFO] [stderr] 17712 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17723:5 [INFO] [stderr] | [INFO] [stderr] 17723 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 17723 - (__0) [INFO] [stderr] 17723 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17734:5 [INFO] [stderr] | [INFO] [stderr] 17734 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 17734 - (__0) [INFO] [stderr] 17734 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17745:5 [INFO] [stderr] | [INFO] [stderr] 17745 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 17745 - (__0) [INFO] [stderr] 17745 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17756:5 [INFO] [stderr] | [INFO] [stderr] 17756 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 17756 - (__0) [INFO] [stderr] 17756 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17767:5 [INFO] [stderr] | [INFO] [stderr] 17767 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 17767 - (__0) [INFO] [stderr] 17767 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17778:5 [INFO] [stderr] | [INFO] [stderr] 17778 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 17778 - (__0) [INFO] [stderr] 17778 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17919:5 [INFO] [stderr] | [INFO] [stderr] 17919 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 17919 - (__0) [INFO] [stderr] 17919 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/alpha-40e40556459090a3/out/parser.rs:17943:5 [INFO] [stderr] | [INFO] [stderr] 17943 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 17943 - (__0) [INFO] [stderr] 17943 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `alpha` (bin "alpha" test) generated 13 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/alpha-d8fc7d680557d6eb) [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" "275230c766b2310860d2cf41e3219e4c677498e72d92389b52294134e9b3bf5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "275230c766b2310860d2cf41e3219e4c677498e72d92389b52294134e9b3bf5f", kill_on_drop: false }` [INFO] [stdout] 275230c766b2310860d2cf41e3219e4c677498e72d92389b52294134e9b3bf5f