[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-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbruno-anjos%2Falpha" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bruno-anjos/alpha on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", 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-6/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-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ascii-canvas v2.0.0
[INFO] [stderr]   Downloaded string_cache_codegen v0.4.2
[INFO] [stderr]   Downloaded blake2b_simd v0.5.6
[INFO] [stderr]   Downloaded ena v0.13.0
[INFO] [stderr]   Downloaded string_cache v0.7.3
[INFO] [stderr]   Downloaded rust-argon2 v0.5.0
[INFO] [stderr]   Downloaded lalrpop-util v0.17.1
[INFO] [stderr]   Downloaded syn v0.15.43
[INFO] [stderr]   Downloaded strsim v0.9.2
[INFO] [stderr]   Downloaded lalrpop v0.17.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c155af22264d8cfd6c672f66057fa94254fc3b3d175ea4fac02023692dc82e4
[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" "0c155af22264d8cfd6c672f66057fa94254fc3b3d175ea4fac02023692dc82e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c155af22264d8cfd6c672f66057fa94254fc3b3d175ea4fac02023692dc82e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c155af22264d8cfd6c672f66057fa94254fc3b3d175ea4fac02023692dc82e4", kill_on_drop: false }`
[INFO] [stdout] 0c155af22264d8cfd6c672f66057fa94254fc3b3d175ea4fac02023692dc82e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be24caf53e5f4ee3e51e33f5f2f16611084948a1edf48b550d9a0a37e574ef89
[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" "be24caf53e5f4ee3e51e33f5f2f16611084948a1edf48b550d9a0a37e574ef89", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.43
[INFO] [stderr]    Compiling lalrpop-util v0.17.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling ena v0.13.0
[INFO] [stderr]    Compiling digest v0.8.1
[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 rand v0.6.5
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[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 serde 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-9a1481633495d4f0/out/parser.rs:17668:5
[INFO] [stdout]       |
[INFO] [stdout] 17668 |     (__0)
[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]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17679:5
[INFO] [stdout]       |
[INFO] [stdout] 17679 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17690:5
[INFO] [stdout]       |
[INFO] [stdout] 17690 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17701:5
[INFO] [stdout]       |
[INFO] [stdout] 17701 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17712:5
[INFO] [stdout]       |
[INFO] [stdout] 17712 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17723:5
[INFO] [stdout]       |
[INFO] [stdout] 17723 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17734:5
[INFO] [stdout]       |
[INFO] [stdout] 17734 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17745:5
[INFO] [stdout]       |
[INFO] [stdout] 17745 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17756:5
[INFO] [stdout]       |
[INFO] [stdout] 17756 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17767:5
[INFO] [stdout]       |
[INFO] [stdout] 17767 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17778:5
[INFO] [stdout]       |
[INFO] [stdout] 17778 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17919:5
[INFO] [stdout]       |
[INFO] [stdout] 17919 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17943:5
[INFO] [stdout]       |
[INFO] [stdout] 17943 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `Command { std: "docker" "inspect" "be24caf53e5f4ee3e51e33f5f2f16611084948a1edf48b550d9a0a37e574ef89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be24caf53e5f4ee3e51e33f5f2f16611084948a1edf48b550d9a0a37e574ef89", kill_on_drop: false }`
[INFO] [stdout] be24caf53e5f4ee3e51e33f5f2f16611084948a1edf48b550d9a0a37e574ef89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bebd20d925d57bf32b1fd8121f8d670d4410df83563e2fde58c26753db808061
[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" "bebd20d925d57bf32b1fd8121f8d670d4410df83563e2fde58c26753db808061", 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-9a1481633495d4f0/out/parser.rs:17668:5
[INFO] [stdout]       |
[INFO] [stdout] 17668 |     (__0)
[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]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17679:5
[INFO] [stdout]       |
[INFO] [stdout] 17679 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17690:5
[INFO] [stdout]       |
[INFO] [stdout] 17690 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17701:5
[INFO] [stdout]       |
[INFO] [stdout] 17701 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17712:5
[INFO] [stdout]       |
[INFO] [stdout] 17712 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17723:5
[INFO] [stdout]       |
[INFO] [stdout] 17723 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17734:5
[INFO] [stdout]       |
[INFO] [stdout] 17734 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17745:5
[INFO] [stdout]       |
[INFO] [stdout] 17745 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17756:5
[INFO] [stdout]       |
[INFO] [stdout] 17756 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17767:5
[INFO] [stdout]       |
[INFO] [stdout] 17767 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17778:5
[INFO] [stdout]       |
[INFO] [stdout] 17778 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17919:5
[INFO] [stdout]       |
[INFO] [stdout] 17919 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17943:5
[INFO] [stdout]       |
[INFO] [stdout] 17943 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.81s
[INFO] running `Command { std: "docker" "inspect" "bebd20d925d57bf32b1fd8121f8d670d4410df83563e2fde58c26753db808061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bebd20d925d57bf32b1fd8121f8d670d4410df83563e2fde58c26753db808061", kill_on_drop: false }`
[INFO] [stdout] bebd20d925d57bf32b1fd8121f8d670d4410df83563e2fde58c26753db808061
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ccbd0e5446e8a7a13bda259a0eaa392c002fcaf7af5698b2e7e5c2474ca10e78
[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" "ccbd0e5446e8a7a13bda259a0eaa392c002fcaf7af5698b2e7e5c2474ca10e78", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stdout] running 0 tests
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17668:5
[INFO] [stdout] 
[INFO] [stderr]       |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 17668 |     (__0)
[INFO] [stdout] 
[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]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17679:5
[INFO] [stderr]       |
[INFO] [stderr] 17679 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17690:5
[INFO] [stderr]       |
[INFO] [stderr] 17690 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17701:5
[INFO] [stderr]       |
[INFO] [stderr] 17701 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17712:5
[INFO] [stderr]       |
[INFO] [stderr] 17712 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17723:5
[INFO] [stderr]       |
[INFO] [stderr] 17723 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17734:5
[INFO] [stderr]       |
[INFO] [stderr] 17734 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17745:5
[INFO] [stderr]       |
[INFO] [stderr] 17745 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17756:5
[INFO] [stderr]       |
[INFO] [stderr] 17756 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17767:5
[INFO] [stderr]       |
[INFO] [stderr] 17767 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17778:5
[INFO] [stderr]       |
[INFO] [stderr] 17778 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17919:5
[INFO] [stderr]       |
[INFO] [stderr] 17919 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/alpha-9a1481633495d4f0/out/parser.rs:17943:5
[INFO] [stderr]       |
[INFO] [stderr] 17943 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/alpha-7bb365fc2aef61ac
[INFO] running `Command { std: "docker" "inspect" "ccbd0e5446e8a7a13bda259a0eaa392c002fcaf7af5698b2e7e5c2474ca10e78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccbd0e5446e8a7a13bda259a0eaa392c002fcaf7af5698b2e7e5c2474ca10e78", kill_on_drop: false }`
[INFO] [stdout] ccbd0e5446e8a7a13bda259a0eaa392c002fcaf7af5698b2e7e5c2474ca10e78
