[INFO] fetching crate vgtk-macros 0.2.0...
[INFO] testing vgtk-macros-0.2.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate vgtk-macros 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate vgtk-macros 0.2.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate vgtk-macros 0.2.0
[INFO] finished tweaking crates.io crate vgtk-macros 0.2.0
[INFO] tweaked toml for crates.io crate vgtk-macros 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 782e4b1565f9da98ebd89ed2464515a54e373775bd9600bdeb0eb5193a22b062
[INFO] running `"docker" "start" "-a" "782e4b1565f9da98ebd89ed2464515a54e373775bd9600bdeb0eb5193a22b062"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling lalrpop-util v0.17.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling ena v0.13.1
[INFO] [stderr]    Compiling quote v1.0.6
[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 ascii-canvas v2.0.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling lalrpop v0.17.2
[INFO] [stderr]    Compiling vgtk-macros v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5139:5
[INFO] [stderr]      |
[INFO] [stderr] 5139 |     (__0)
[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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5173:5
[INFO] [stderr]      |
[INFO] [stderr] 5173 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5181:5
[INFO] [stderr]      |
[INFO] [stderr] 5181 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5189:5
[INFO] [stderr]      |
[INFO] [stderr] 5189 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5244:5
[INFO] [stderr]      |
[INFO] [stderr] 5244 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5290:5
[INFO] [stderr]      |
[INFO] [stderr] 5290 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5298:5
[INFO] [stderr]      |
[INFO] [stderr] 5298 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5398:5
[INFO] [stderr]      |
[INFO] [stderr] 5398 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5406:5
[INFO] [stderr]      |
[INFO] [stderr] 5406 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5414:5
[INFO] [stderr]      |
[INFO] [stderr] 5414 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5422:5
[INFO] [stderr]      |
[INFO] [stderr] 5422 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5430:5
[INFO] [stderr]      |
[INFO] [stderr] 5430 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5438:5
[INFO] [stderr]      |
[INFO] [stderr] 5438 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5446:5
[INFO] [stderr]      |
[INFO] [stderr] 5446 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5454:5
[INFO] [stderr]      |
[INFO] [stderr] 5454 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5462:5
[INFO] [stderr]      |
[INFO] [stderr] 5462 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5470:5
[INFO] [stderr]      |
[INFO] [stderr] 5470 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5478:5
[INFO] [stderr]      |
[INFO] [stderr] 5478 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5486:5
[INFO] [stderr]      |
[INFO] [stderr] 5486 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5494:5
[INFO] [stderr]      |
[INFO] [stderr] 5494 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5502:5
[INFO] [stderr]      |
[INFO] [stderr] 5502 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5558:5
[INFO] [stderr]      |
[INFO] [stderr] 5558 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5566:5
[INFO] [stderr]      |
[INFO] [stderr] 5566 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5574:5
[INFO] [stderr]      |
[INFO] [stderr] 5574 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5582:5
[INFO] [stderr]      |
[INFO] [stderr] 5582 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5590:5
[INFO] [stderr]      |
[INFO] [stderr] 5590 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5598:5
[INFO] [stderr]      |
[INFO] [stderr] 5598 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5606:5
[INFO] [stderr]      |
[INFO] [stderr] 5606 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5614:5
[INFO] [stderr]      |
[INFO] [stderr] 5614 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5632:5
[INFO] [stderr]      |
[INFO] [stderr] 5632 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5675:5
[INFO] [stderr]      |
[INFO] [stderr] 5675 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5683:5
[INFO] [stderr]      |
[INFO] [stderr] 5683 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5764:5
[INFO] [stderr]      |
[INFO] [stderr] 5764 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5844:5
[INFO] [stderr]      |
[INFO] [stderr] 5844 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5852:5
[INFO] [stderr]      |
[INFO] [stderr] 5852 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5860:5
[INFO] [stderr]      |
[INFO] [stderr] 5860 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 36 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 11s
[INFO] running `"docker" "inspect" "782e4b1565f9da98ebd89ed2464515a54e373775bd9600bdeb0eb5193a22b062"`
[INFO] running `"docker" "rm" "-f" "782e4b1565f9da98ebd89ed2464515a54e373775bd9600bdeb0eb5193a22b062"`
[INFO] [stdout] 782e4b1565f9da98ebd89ed2464515a54e373775bd9600bdeb0eb5193a22b062
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 971974a3bf6bbc50d646f79976f348ad6de7b51e632392bc3587ffcd555ef695
[INFO] running `"docker" "start" "-a" "971974a3bf6bbc50d646f79976f348ad6de7b51e632392bc3587ffcd555ef695"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling vgtk-macros v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5139:5
[INFO] [stderr]      |
[INFO] [stderr] 5139 |     (__0)
[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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5173:5
[INFO] [stderr]      |
[INFO] [stderr] 5173 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5181:5
[INFO] [stderr]      |
[INFO] [stderr] 5181 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5189:5
[INFO] [stderr]      |
[INFO] [stderr] 5189 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5244:5
[INFO] [stderr]      |
[INFO] [stderr] 5244 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5290:5
[INFO] [stderr]      |
[INFO] [stderr] 5290 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5298:5
[INFO] [stderr]      |
[INFO] [stderr] 5298 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5398:5
[INFO] [stderr]      |
[INFO] [stderr] 5398 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5406:5
[INFO] [stderr]      |
[INFO] [stderr] 5406 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5414:5
[INFO] [stderr]      |
[INFO] [stderr] 5414 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5422:5
[INFO] [stderr]      |
[INFO] [stderr] 5422 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5430:5
[INFO] [stderr]      |
[INFO] [stderr] 5430 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5438:5
[INFO] [stderr]      |
[INFO] [stderr] 5438 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5446:5
[INFO] [stderr]      |
[INFO] [stderr] 5446 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5454:5
[INFO] [stderr]      |
[INFO] [stderr] 5454 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5462:5
[INFO] [stderr]      |
[INFO] [stderr] 5462 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5470:5
[INFO] [stderr]      |
[INFO] [stderr] 5470 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5478:5
[INFO] [stderr]      |
[INFO] [stderr] 5478 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5486:5
[INFO] [stderr]      |
[INFO] [stderr] 5486 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5494:5
[INFO] [stderr]      |
[INFO] [stderr] 5494 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5502:5
[INFO] [stderr]      |
[INFO] [stderr] 5502 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5558:5
[INFO] [stderr]      |
[INFO] [stderr] 5558 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5566:5
[INFO] [stderr]      |
[INFO] [stderr] 5566 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5574:5
[INFO] [stderr]      |
[INFO] [stderr] 5574 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5582:5
[INFO] [stderr]      |
[INFO] [stderr] 5582 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5590:5
[INFO] [stderr]      |
[INFO] [stderr] 5590 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5598:5
[INFO] [stderr]      |
[INFO] [stderr] 5598 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5606:5
[INFO] [stderr]      |
[INFO] [stderr] 5606 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5614:5
[INFO] [stderr]      |
[INFO] [stderr] 5614 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5632:5
[INFO] [stderr]      |
[INFO] [stderr] 5632 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5675:5
[INFO] [stderr]      |
[INFO] [stderr] 5675 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5683:5
[INFO] [stderr]      |
[INFO] [stderr] 5683 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5764:5
[INFO] [stderr]      |
[INFO] [stderr] 5764 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5844:5
[INFO] [stderr]      |
[INFO] [stderr] 5844 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5852:5
[INFO] [stderr]      |
[INFO] [stderr] 5852 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5860:5
[INFO] [stderr]      |
[INFO] [stderr] 5860 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 36 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5139:5
[INFO] [stderr]      |
[INFO] [stderr] 5139 |     (__0)
[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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5173:5
[INFO] [stderr]      |
[INFO] [stderr] 5173 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5181:5
[INFO] [stderr]      |
[INFO] [stderr] 5181 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5189:5
[INFO] [stderr]      |
[INFO] [stderr] 5189 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5244:5
[INFO] [stderr]      |
[INFO] [stderr] 5244 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5290:5
[INFO] [stderr]      |
[INFO] [stderr] 5290 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5298:5
[INFO] [stderr]      |
[INFO] [stderr] 5298 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5398:5
[INFO] [stderr]      |
[INFO] [stderr] 5398 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5406:5
[INFO] [stderr]      |
[INFO] [stderr] 5406 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5414:5
[INFO] [stderr]      |
[INFO] [stderr] 5414 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5422:5
[INFO] [stderr]      |
[INFO] [stderr] 5422 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5430:5
[INFO] [stderr]      |
[INFO] [stderr] 5430 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5438:5
[INFO] [stderr]      |
[INFO] [stderr] 5438 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5446:5
[INFO] [stderr]      |
[INFO] [stderr] 5446 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5454:5
[INFO] [stderr]      |
[INFO] [stderr] 5454 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5462:5
[INFO] [stderr]      |
[INFO] [stderr] 5462 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5470:5
[INFO] [stderr]      |
[INFO] [stderr] 5470 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5478:5
[INFO] [stderr]      |
[INFO] [stderr] 5478 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5486:5
[INFO] [stderr]      |
[INFO] [stderr] 5486 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5494:5
[INFO] [stderr]      |
[INFO] [stderr] 5494 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5502:5
[INFO] [stderr]      |
[INFO] [stderr] 5502 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5558:5
[INFO] [stderr]      |
[INFO] [stderr] 5558 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5566:5
[INFO] [stderr]      |
[INFO] [stderr] 5566 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5574:5
[INFO] [stderr]      |
[INFO] [stderr] 5574 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5582:5
[INFO] [stderr]      |
[INFO] [stderr] 5582 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5590:5
[INFO] [stderr]      |
[INFO] [stderr] 5590 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5598:5
[INFO] [stderr]      |
[INFO] [stderr] 5598 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5606:5
[INFO] [stderr]      |
[INFO] [stderr] 5606 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5614:5
[INFO] [stderr]      |
[INFO] [stderr] 5614 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5632:5
[INFO] [stderr]      |
[INFO] [stderr] 5632 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5675:5
[INFO] [stderr]      |
[INFO] [stderr] 5675 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5683:5
[INFO] [stderr]      |
[INFO] [stderr] 5683 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5764:5
[INFO] [stderr]      |
[INFO] [stderr] 5764 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5844:5
[INFO] [stderr]      |
[INFO] [stderr] 5844 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5852:5
[INFO] [stderr]      |
[INFO] [stderr] 5852 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5860:5
[INFO] [stderr]      |
[INFO] [stderr] 5860 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 36 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `"docker" "inspect" "971974a3bf6bbc50d646f79976f348ad6de7b51e632392bc3587ffcd555ef695"`
[INFO] running `"docker" "rm" "-f" "971974a3bf6bbc50d646f79976f348ad6de7b51e632392bc3587ffcd555ef695"`
[INFO] [stdout] 971974a3bf6bbc50d646f79976f348ad6de7b51e632392bc3587ffcd555ef695
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1fbcafab1d8a81148d2dc0199f3c23d1c9095c94cf0f25ab979142e9018bd631
[INFO] running `"docker" "start" "-a" "1fbcafab1d8a81148d2dc0199f3c23d1c9095c94cf0f25ab979142e9018bd631"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5139:5
[INFO] [stderr]      |
[INFO] [stderr] 5139 |     (__0)
[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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5173:5
[INFO] [stderr]      |
[INFO] [stderr] 5173 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5181:5
[INFO] [stderr]      |
[INFO] [stderr] 5181 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5189:5
[INFO] [stderr]      |
[INFO] [stderr] 5189 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5244:5
[INFO] [stderr]      |
[INFO] [stderr] 5244 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5290:5
[INFO] [stderr]      |
[INFO] [stderr] 5290 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5298:5
[INFO] [stderr]      |
[INFO] [stderr] 5298 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5398:5
[INFO] [stderr]      |
[INFO] [stderr] 5398 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5406:5
[INFO] [stderr]      |
[INFO] [stderr] 5406 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5414:5
[INFO] [stderr]      |
[INFO] [stderr] 5414 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5422:5
[INFO] [stderr]      |
[INFO] [stderr] 5422 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5430:5
[INFO] [stderr]      |
[INFO] [stderr] 5430 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5438:5
[INFO] [stderr]      |
[INFO] [stderr] 5438 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5446:5
[INFO] [stderr]      |
[INFO] [stderr] 5446 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5454:5
[INFO] [stderr]      |
[INFO] [stderr] 5454 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5462:5
[INFO] [stderr]      |
[INFO] [stderr] 5462 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5470:5
[INFO] [stderr]      |
[INFO] [stderr] 5470 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5478:5
[INFO] [stderr]      |
[INFO] [stderr] 5478 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5486:5
[INFO] [stderr]      |
[INFO] [stderr] 5486 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5494:5
[INFO] [stderr]      |
[INFO] [stderr] 5494 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5502:5
[INFO] [stderr]      |
[INFO] [stderr] 5502 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5558:5
[INFO] [stderr]      |
[INFO] [stderr] 5558 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5566:5
[INFO] [stderr]      |
[INFO] [stderr] 5566 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5574:5
[INFO] [stderr]      |
[INFO] [stderr] 5574 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5582:5
[INFO] [stderr]      |
[INFO] [stderr] 5582 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5590:5
[INFO] [stderr]      |
[INFO] [stderr] 5590 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5598:5
[INFO] [stderr]      |
[INFO] [stderr] 5598 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5606:5
[INFO] [stderr]      |
[INFO] [stderr] 5606 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5614:5
[INFO] [stderr]      |
[INFO] [stderr] 5614 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5632:5
[INFO] [stderr]      |
[INFO] [stderr] 5632 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5675:5
[INFO] [stderr]      |
[INFO] [stderr] 5675 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5683:5
[INFO] [stderr]      |
[INFO] [stderr] 5683 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5764:5
[INFO] [stderr]      |
[INFO] [stderr] 5764 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5844:5
[INFO] [stderr]      |
[INFO] [stderr] 5844 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5852:5
[INFO] [stderr]      |
[INFO] [stderr] 5852 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5860:5
[INFO] [stderr]      |
[INFO] [stderr] 5860 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 36 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5139:5
[INFO] [stderr]      |
[INFO] [stderr] 5139 |     (__0)
[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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5173:5
[INFO] [stderr]      |
[INFO] [stderr] 5173 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5181:5
[INFO] [stderr]      |
[INFO] [stderr] 5181 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5189:5
[INFO] [stderr]      |
[INFO] [stderr] 5189 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5244:5
[INFO] [stderr]      |
[INFO] [stderr] 5244 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5290:5
[INFO] [stderr]      |
[INFO] [stderr] 5290 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5298:5
[INFO] [stderr]      |
[INFO] [stderr] 5298 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5398:5
[INFO] [stderr]      |
[INFO] [stderr] 5398 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5406:5
[INFO] [stderr]      |
[INFO] [stderr] 5406 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5414:5
[INFO] [stderr]      |
[INFO] [stderr] 5414 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5422:5
[INFO] [stderr]      |
[INFO] [stderr] 5422 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5430:5
[INFO] [stderr]      |
[INFO] [stderr] 5430 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5438:5
[INFO] [stderr]      |
[INFO] [stderr] 5438 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5446:5
[INFO] [stderr]      |
[INFO] [stderr] 5446 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5454:5
[INFO] [stderr]      |
[INFO] [stderr] 5454 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5462:5
[INFO] [stderr]      |
[INFO] [stderr] 5462 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5470:5
[INFO] [stderr]      |
[INFO] [stderr] 5470 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5478:5
[INFO] [stderr]      |
[INFO] [stderr] 5478 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5486:5
[INFO] [stderr]      |
[INFO] [stderr] 5486 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5494:5
[INFO] [stderr]      |
[INFO] [stderr] 5494 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5502:5
[INFO] [stderr]      |
[INFO] [stderr] 5502 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5558:5
[INFO] [stderr]      |
[INFO] [stderr] 5558 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5566:5
[INFO] [stderr]      |
[INFO] [stderr] 5566 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5574:5
[INFO] [stderr]      |
[INFO] [stderr] 5574 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5582:5
[INFO] [stderr]      |
[INFO] [stderr] 5582 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5590:5
[INFO] [stderr]      |
[INFO] [stderr] 5590 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5598:5
[INFO] [stderr]      |
[INFO] [stderr] 5598 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5606:5
[INFO] [stderr]      |
[INFO] [stderr] 5606 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5614:5
[INFO] [stderr]      |
[INFO] [stderr] 5614 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5632:5
[INFO] [stderr]      |
[INFO] [stderr] 5632 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5675:5
[INFO] [stderr]      |
[INFO] [stderr] 5675 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5683:5
[INFO] [stderr]      |
[INFO] [stderr] 5683 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5764:5
[INFO] [stderr]      |
[INFO] [stderr] 5764 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5844:5
[INFO] [stderr]      |
[INFO] [stderr] 5844 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5852:5
[INFO] [stderr]      |
[INFO] [stderr] 5852 |     (__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/vgtk-macros-4a4b9fb20a95a028/out/grammar.rs:5860:5
[INFO] [stderr]      |
[INFO] [stderr] 5860 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 36 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vgtk_macros-63637fe9109c9257
[INFO] [stderr]    Doc-tests vgtk-macros
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1fbcafab1d8a81148d2dc0199f3c23d1c9095c94cf0f25ab979142e9018bd631"`
[INFO] running `"docker" "rm" "-f" "1fbcafab1d8a81148d2dc0199f3c23d1c9095c94cf0f25ab979142e9018bd631"`
[INFO] [stdout] 1fbcafab1d8a81148d2dc0199f3c23d1c9095c94cf0f25ab979142e9018bd631