[INFO] cloning repository https://github.com/xuyanwen2012/elm-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xuyanwen2012/elm-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxuyanwen2012%2Felm-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxuyanwen2012%2Felm-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 226c368b19d02c0da9c96e16c99a0e7262da8bcd
[INFO] checking xuyanwen2012/elm-rust against nightly-2024-02-05 for check-cfg
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxuyanwen2012%2Felm-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xuyanwen2012/elm-rust on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xuyanwen2012/elm-rust
[INFO] finished tweaking git repo https://github.com/xuyanwen2012/elm-rust
[INFO] tweaked toml for git repo https://github.com/xuyanwen2012/elm-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/xuyanwen2012/elm-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitmaps v2.0.0
[INFO] [stderr]   Downloaded sized-chunks v0.5.1
[INFO] [stderr]   Downloaded im v14.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c56175ea6b725288dd1812c3829b8ac472588b56212adc703bf3e3df649b5c10
[INFO] running `Command { std: "docker" "start" "-a" "c56175ea6b725288dd1812c3829b8ac472588b56212adc703bf3e3df649b5c10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c56175ea6b725288dd1812c3829b8ac472588b56212adc703bf3e3df649b5c10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c56175ea6b725288dd1812c3829b8ac472588b56212adc703bf3e3df649b5c10", kill_on_drop: false }`
[INFO] [stdout] c56175ea6b725288dd1812c3829b8ac472588b56212adc703bf3e3df649b5c10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f6c25521d0fdbfe475817a4389e17d5cd9d365535a4ec924267ace6048f214b
[INFO] running `Command { std: "docker" "start" "-a" "8f6c25521d0fdbfe475817a4389e17d5cd9d365535a4ec924267ace6048f214b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
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[INFO] [stderr]    Compiling unicode-xid v0.2.0
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[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling siphasher v0.2.3
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[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
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[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
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[INFO] [stderr]    Compiling ena v0.13.1
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling lalrpop-util v0.17.2
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[INFO] [stderr]    Compiling quote v1.0.2
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[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling im v14.3.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]     Checking bitmaps v2.0.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]     Checking sized-chunks v0.5.1
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling lalrpop v0.17.2
[INFO] [stderr]    Compiling rustelm-parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2355:5
[INFO] [stdout]      |
[INFO] [stdout] 2355 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2355 -     (__0)
[INFO] [stdout] 2355 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2374:5
[INFO] [stdout]      |
[INFO] [stdout] 2374 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2374 -     (__0)
[INFO] [stdout] 2374 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2421:5
[INFO] [stdout]      |
[INFO] [stdout] 2421 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2421 -     (__0)
[INFO] [stdout] 2421 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2438:5
[INFO] [stdout]      |
[INFO] [stdout] 2438 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2438 -     (__0)
[INFO] [stdout] 2438 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2446:5
[INFO] [stdout]      |
[INFO] [stdout] 2446 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2446 -     (__0)
[INFO] [stdout] 2446 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2454:5
[INFO] [stdout]      |
[INFO] [stdout] 2454 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2454 -     (__0)
[INFO] [stdout] 2454 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2462:5
[INFO] [stdout]      |
[INFO] [stdout] 2462 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2462 -     (__0)
[INFO] [stdout] 2462 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2568:5
[INFO] [stdout]      |
[INFO] [stdout] 2568 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2568 -     (__0)
[INFO] [stdout] 2568 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2602:5
[INFO] [stdout]      |
[INFO] [stdout] 2602 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2602 -     (__0)
[INFO] [stdout] 2602 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2628:5
[INFO] [stdout]      |
[INFO] [stdout] 2628 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2628 -     (__0)
[INFO] [stdout] 2628 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2656:5
[INFO] [stdout]      |
[INFO] [stdout] 2656 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2656 -     (__0)
[INFO] [stdout] 2656 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2676:5
[INFO] [stdout]      |
[INFO] [stdout] 2676 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2676 -     (__0)
[INFO] [stdout] 2676 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2718:5
[INFO] [stdout]      |
[INFO] [stdout] 2718 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2718 -     (__0)
[INFO] [stdout] 2718 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2736:5
[INFO] [stdout]      |
[INFO] [stdout] 2736 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2736 -     (__0)
[INFO] [stdout] 2736 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2754:5
[INFO] [stdout]      |
[INFO] [stdout] 2754 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2754 -     (__0)
[INFO] [stdout] 2754 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2355:5
[INFO] [stdout]      |
[INFO] [stdout] 2355 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2355 -     (__0)
[INFO] [stdout] 2355 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2374:5
[INFO] [stdout]      |
[INFO] [stdout] 2374 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2374 -     (__0)
[INFO] [stdout] 2374 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2421:5
[INFO] [stdout]      |
[INFO] [stdout] 2421 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2421 -     (__0)
[INFO] [stdout] 2421 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2438:5
[INFO] [stdout]      |
[INFO] [stdout] 2438 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2438 -     (__0)
[INFO] [stdout] 2438 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2446:5
[INFO] [stdout]      |
[INFO] [stdout] 2446 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2446 -     (__0)
[INFO] [stdout] 2446 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2454:5
[INFO] [stdout]      |
[INFO] [stdout] 2454 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2454 -     (__0)
[INFO] [stdout] 2454 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2462:5
[INFO] [stdout]      |
[INFO] [stdout] 2462 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2462 -     (__0)
[INFO] [stdout] 2462 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2568:5
[INFO] [stdout]      |
[INFO] [stdout] 2568 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2568 -     (__0)
[INFO] [stdout] 2568 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2602:5
[INFO] [stdout]      |
[INFO] [stdout] 2602 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2602 -     (__0)
[INFO] [stdout] 2602 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2628:5
[INFO] [stdout]      |
[INFO] [stdout] 2628 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2628 -     (__0)
[INFO] [stdout] 2628 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2656:5
[INFO] [stdout]      |
[INFO] [stdout] 2656 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2656 -     (__0)
[INFO] [stdout] 2656 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2676:5
[INFO] [stdout]      |
[INFO] [stdout] 2676 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2676 -     (__0)
[INFO] [stdout] 2676 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2718:5
[INFO] [stdout]      |
[INFO] [stdout] 2718 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2718 -     (__0)
[INFO] [stdout] 2718 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2736:5
[INFO] [stdout]      |
[INFO] [stdout] 2736 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2736 -     (__0)
[INFO] [stdout] 2736 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2754:5
[INFO] [stdout]      |
[INFO] [stdout] 2754 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2754 -     (__0)
[INFO] [stdout] 2754 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rustelm-analyzer v0.1.0 (/opt/rustwide/workdir/analyzer)
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking elm_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.12s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.17.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "8f6c25521d0fdbfe475817a4389e17d5cd9d365535a4ec924267ace6048f214b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f6c25521d0fdbfe475817a4389e17d5cd9d365535a4ec924267ace6048f214b", kill_on_drop: false }`
[INFO] [stdout] 8f6c25521d0fdbfe475817a4389e17d5cd9d365535a4ec924267ace6048f214b
[INFO] checking xuyanwen2012/elm-rust against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxuyanwen2012%2Felm-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xuyanwen2012/elm-rust on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xuyanwen2012/elm-rust
[INFO] finished tweaking git repo https://github.com/xuyanwen2012/elm-rust
[INFO] tweaked toml for git repo https://github.com/xuyanwen2012/elm-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/xuyanwen2012/elm-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a0726b5a04c89a2aea63862bfc2f6543eb62711a8242b4216cb86bbf180d39e
[INFO] running `Command { std: "docker" "start" "-a" "4a0726b5a04c89a2aea63862bfc2f6543eb62711a8242b4216cb86bbf180d39e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a0726b5a04c89a2aea63862bfc2f6543eb62711a8242b4216cb86bbf180d39e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a0726b5a04c89a2aea63862bfc2f6543eb62711a8242b4216cb86bbf180d39e", kill_on_drop: false }`
[INFO] [stdout] 4a0726b5a04c89a2aea63862bfc2f6543eb62711a8242b4216cb86bbf180d39e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid -Dunexpected_cfgs" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] 2284524bfa737205b609914f54adba7c34830176aa2b2545c893090a2cb952ad
[INFO] running `Command { std: "docker" "start" "-a" "2284524bfa737205b609914f54adba7c34830176aa2b2545c893090a2cb952ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling either v1.5.3
[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 num-traits v0.2.11
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling ena v0.13.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling aho-corasick v0.7.8
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling lalrpop-util v0.17.2
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling im v14.3.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]     Checking bitmaps v2.0.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]     Checking sized-chunks v0.5.1
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling lalrpop v0.17.2
[INFO] [stderr]    Compiling rustelm-parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stdout] error: unexpected `cfg` condition name: `rustfmt`
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(rustfmt)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `rustfmt`
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(rustfmt)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2355:5
[INFO] [stdout]      |
[INFO] [stdout] 2355 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2355 -     (__0)
[INFO] [stdout] 2355 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2374:5
[INFO] [stdout]      |
[INFO] [stdout] 2374 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2374 -     (__0)
[INFO] [stdout] 2374 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2421:5
[INFO] [stdout]      |
[INFO] [stdout] 2421 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2421 -     (__0)
[INFO] [stdout] 2421 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2438:5
[INFO] [stdout]      |
[INFO] [stdout] 2438 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2438 -     (__0)
[INFO] [stdout] 2438 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2446:5
[INFO] [stdout]      |
[INFO] [stdout] 2446 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2446 -     (__0)
[INFO] [stdout] 2446 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2454:5
[INFO] [stdout]      |
[INFO] [stdout] 2454 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2454 -     (__0)
[INFO] [stdout] 2454 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2462:5
[INFO] [stdout]      |
[INFO] [stdout] 2462 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2462 -     (__0)
[INFO] [stdout] 2462 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2568:5
[INFO] [stdout]      |
[INFO] [stdout] 2568 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2568 -     (__0)
[INFO] [stdout] 2568 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2602:5
[INFO] [stdout]      |
[INFO] [stdout] 2602 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2602 -     (__0)
[INFO] [stdout] 2602 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2628:5
[INFO] [stdout]      |
[INFO] [stdout] 2628 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2628 -     (__0)
[INFO] [stdout] 2628 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2656:5
[INFO] [stdout]      |
[INFO] [stdout] 2656 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2656 -     (__0)
[INFO] [stdout] 2656 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2676:5
[INFO] [stdout]      |
[INFO] [stdout] 2676 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2676 -     (__0)
[INFO] [stdout] 2676 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2718:5
[INFO] [stdout]      |
[INFO] [stdout] 2718 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2718 -     (__0)
[INFO] [stdout] 2718 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2355:5
[INFO] [stdout]      |
[INFO] [stdout] 2355 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2355 -     (__0)
[INFO] [stdout] 2355 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2736:5
[INFO] [stdout]      |
[INFO] [stdout] 2736 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2736 -     (__0)
[INFO] [stdout] 2736 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2754:5
[INFO] [stdout]      |
[INFO] [stdout] 2754 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2754 -     (__0)
[INFO] [stdout] 2754 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2374:5
[INFO] [stdout]      |
[INFO] [stdout] 2374 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2374 -     (__0)
[INFO] [stdout] 2374 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2421:5
[INFO] [stdout]      |
[INFO] [stdout] 2421 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2421 -     (__0)
[INFO] [stdout] 2421 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2438:5
[INFO] [stdout]      |
[INFO] [stdout] 2438 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2438 -     (__0)
[INFO] [stdout] 2438 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2446:5
[INFO] [stdout]      |
[INFO] [stdout] 2446 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2446 -     (__0)
[INFO] [stdout] 2446 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2454:5
[INFO] [stdout]      |
[INFO] [stdout] 2454 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2454 -     (__0)
[INFO] [stdout] 2454 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2462:5
[INFO] [stdout]      |
[INFO] [stdout] 2462 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2462 -     (__0)
[INFO] [stdout] 2462 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2568:5
[INFO] [stdout]      |
[INFO] [stdout] 2568 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2568 -     (__0)
[INFO] [stdout] 2568 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2602:5
[INFO] [stdout]      |
[INFO] [stdout] 2602 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2602 -     (__0)
[INFO] [stdout] 2602 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2628:5
[INFO] [stdout]      |
[INFO] [stdout] 2628 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2628 -     (__0)
[INFO] [stdout] 2628 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2656:5
[INFO] [stdout]      |
[INFO] [stdout] 2656 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2656 -     (__0)
[INFO] [stdout] 2656 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2676:5
[INFO] [stdout]      |
[INFO] [stdout] 2676 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2676 -     (__0)
[INFO] [stdout] 2676 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2718:5
[INFO] [stdout]      |
[INFO] [stdout] 2718 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2718 -     (__0)
[INFO] [stdout] 2718 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2736:5
[INFO] [stdout]      |
[INFO] [stdout] 2736 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2736 -     (__0)
[INFO] [stdout] 2736 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rustelm-parser-7152b640bdac131f/out/elm.rs:2754:5
[INFO] [stdout]      |
[INFO] [stdout] 2754 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2754 -     (__0)
[INFO] [stdout] 2754 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustelm-parser` (lib) due to 2 previous errors; 15 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error; 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustelm-parser` (lib test) due to 2 previous errors; 15 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2284524bfa737205b609914f54adba7c34830176aa2b2545c893090a2cb952ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2284524bfa737205b609914f54adba7c34830176aa2b2545c893090a2cb952ad", kill_on_drop: false }`
[INFO] [stdout] 2284524bfa737205b609914f54adba7c34830176aa2b2545c893090a2cb952ad
