[INFO] fetching crate sequoia-rfc2822 0.10.0...
[INFO] testing sequoia-rfc2822-0.10.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate sequoia-rfc2822 0.10.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate sequoia-rfc2822 0.10.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sequoia-rfc2822 0.10.0
[INFO] finished tweaking crates.io crate sequoia-rfc2822 0.10.0
[INFO] tweaked toml for crates.io crate sequoia-rfc2822 0.10.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f87e42e00c439adb0e613d93b2cf259e1c32e72aefd2a38ec58b8454abf28bd4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f87e42e00c439adb0e613d93b2cf259e1c32e72aefd2a38ec58b8454abf28bd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f87e42e00c439adb0e613d93b2cf259e1c32e72aefd2a38ec58b8454abf28bd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f87e42e00c439adb0e613d93b2cf259e1c32e72aefd2a38ec58b8454abf28bd4", kill_on_drop: false }`
[INFO] [stdout] f87e42e00c439adb0e613d93b2cf259e1c32e72aefd2a38ec58b8454abf28bd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8af2f077e3db6747d9a3bfd59399afcf46ce62cf5e76b4d350b2c174e718800e
[INFO] running `Command { std: "docker" "start" "-a" "8af2f077e3db6747d9a3bfd59399afcf46ce62cf5e76b4d350b2c174e718800e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v1.0.37
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling lalrpop-util v0.17.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling petgraph v0.4.13
[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 rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling ena v0.13.1
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[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 generic-array v0.12.3
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling lalrpop v0.17.2
[INFO] [stderr]    Compiling sequoia-rfc2822 v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324863:5
[INFO] [stdout]        |
[INFO] [stdout] 324863 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout]        |
[INFO] [stdout]        = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324874:5
[INFO] [stdout]        |
[INFO] [stdout] 324874 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324885:5
[INFO] [stdout]        |
[INFO] [stdout] 324885 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324896:5
[INFO] [stdout]        |
[INFO] [stdout] 324896 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324907:5
[INFO] [stdout]        |
[INFO] [stdout] 324907 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324918:5
[INFO] [stdout]        |
[INFO] [stdout] 324918 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324929:5
[INFO] [stdout]        |
[INFO] [stdout] 324929 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324940:5
[INFO] [stdout]        |
[INFO] [stdout] 324940 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324951:5
[INFO] [stdout]        |
[INFO] [stdout] 324951 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324962:5
[INFO] [stdout]        |
[INFO] [stdout] 324962 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324973:5
[INFO] [stdout]        |
[INFO] [stdout] 324973 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324984:5
[INFO] [stdout]        |
[INFO] [stdout] 324984 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324995:5
[INFO] [stdout]        |
[INFO] [stdout] 324995 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325006:5
[INFO] [stdout]        |
[INFO] [stdout] 325006 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325017:5
[INFO] [stdout]        |
[INFO] [stdout] 325017 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325028:5
[INFO] [stdout]        |
[INFO] [stdout] 325028 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325039:5
[INFO] [stdout]        |
[INFO] [stdout] 325039 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325050:5
[INFO] [stdout]        |
[INFO] [stdout] 325050 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325061:5
[INFO] [stdout]        |
[INFO] [stdout] 325061 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325072:5
[INFO] [stdout]        |
[INFO] [stdout] 325072 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325083:5
[INFO] [stdout]        |
[INFO] [stdout] 325083 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325094:5
[INFO] [stdout]        |
[INFO] [stdout] 325094 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325105:5
[INFO] [stdout]        |
[INFO] [stdout] 325105 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325128:5
[INFO] [stdout]        |
[INFO] [stdout] 325128 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325139:5
[INFO] [stdout]        |
[INFO] [stdout] 325139 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325150:5
[INFO] [stdout]        |
[INFO] [stdout] 325150 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325161:5
[INFO] [stdout]        |
[INFO] [stdout] 325161 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325172:5
[INFO] [stdout]        |
[INFO] [stdout] 325172 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325183:5
[INFO] [stdout]        |
[INFO] [stdout] 325183 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325194:5
[INFO] [stdout]        |
[INFO] [stdout] 325194 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325205:5
[INFO] [stdout]        |
[INFO] [stdout] 325205 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325216:5
[INFO] [stdout]        |
[INFO] [stdout] 325216 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325227:5
[INFO] [stdout]        |
[INFO] [stdout] 325227 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325238:5
[INFO] [stdout]        |
[INFO] [stdout] 325238 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325249:5
[INFO] [stdout]        |
[INFO] [stdout] 325249 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325260:5
[INFO] [stdout]        |
[INFO] [stdout] 325260 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325271:5
[INFO] [stdout]        |
[INFO] [stdout] 325271 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325282:5
[INFO] [stdout]        |
[INFO] [stdout] 325282 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325293:5
[INFO] [stdout]        |
[INFO] [stdout] 325293 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325304:5
[INFO] [stdout]        |
[INFO] [stdout] 325304 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325315:5
[INFO] [stdout]        |
[INFO] [stdout] 325315 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325326:5
[INFO] [stdout]        |
[INFO] [stdout] 325326 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325338:5
[INFO] [stdout]        |
[INFO] [stdout] 325338 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325349:5
[INFO] [stdout]        |
[INFO] [stdout] 325349 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325372:5
[INFO] [stdout]        |
[INFO] [stdout] 325372 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325383:5
[INFO] [stdout]        |
[INFO] [stdout] 325383 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325394:5
[INFO] [stdout]        |
[INFO] [stdout] 325394 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325405:5
[INFO] [stdout]        |
[INFO] [stdout] 325405 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325416:5
[INFO] [stdout]        |
[INFO] [stdout] 325416 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325427:5
[INFO] [stdout]        |
[INFO] [stdout] 325427 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325438:5
[INFO] [stdout]        |
[INFO] [stdout] 325438 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325492:5
[INFO] [stdout]        |
[INFO] [stdout] 325492 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325753:5
[INFO] [stdout]        |
[INFO] [stdout] 325753 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325764:5
[INFO] [stdout]        |
[INFO] [stdout] 325764 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325775:5
[INFO] [stdout]        |
[INFO] [stdout] 325775 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325786:5
[INFO] [stdout]        |
[INFO] [stdout] 325786 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325797:5
[INFO] [stdout]        |
[INFO] [stdout] 325797 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325808:5
[INFO] [stdout]        |
[INFO] [stdout] 325808 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325819:5
[INFO] [stdout]        |
[INFO] [stdout] 325819 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326003:5
[INFO] [stdout]        |
[INFO] [stdout] 326003 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326014:5
[INFO] [stdout]        |
[INFO] [stdout] 326014 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326378:5
[INFO] [stdout]        |
[INFO] [stdout] 326378 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326424:5
[INFO] [stdout]        |
[INFO] [stdout] 326424 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326435:5
[INFO] [stdout]        |
[INFO] [stdout] 326435 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326457:5
[INFO] [stdout]        |
[INFO] [stdout] 326457 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326468:5
[INFO] [stdout]        |
[INFO] [stdout] 326468 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326578:5
[INFO] [stdout]        |
[INFO] [stdout] 326578 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326589:5
[INFO] [stdout]        |
[INFO] [stdout] 326589 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326600:5
[INFO] [stdout]        |
[INFO] [stdout] 326600 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326611:5
[INFO] [stdout]        |
[INFO] [stdout] 326611 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326622:5
[INFO] [stdout]        |
[INFO] [stdout] 326622 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326633:5
[INFO] [stdout]        |
[INFO] [stdout] 326633 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326644:5
[INFO] [stdout]        |
[INFO] [stdout] 326644 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326655:5
[INFO] [stdout]        |
[INFO] [stdout] 326655 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326666:5
[INFO] [stdout]        |
[INFO] [stdout] 326666 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:327137:5
[INFO] [stdout]        |
[INFO] [stdout] 327137 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 76 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 28s
[INFO] running `Command { std: "docker" "inspect" "8af2f077e3db6747d9a3bfd59399afcf46ce62cf5e76b4d350b2c174e718800e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8af2f077e3db6747d9a3bfd59399afcf46ce62cf5e76b4d350b2c174e718800e", kill_on_drop: false }`
[INFO] [stdout] 8af2f077e3db6747d9a3bfd59399afcf46ce62cf5e76b4d350b2c174e718800e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e2a73ef32184964eb81dee21573e6078910bec8e39917d9c5764b50062762b6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9e2a73ef32184964eb81dee21573e6078910bec8e39917d9c5764b50062762b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324863:5
[INFO] [stdout]        |
[INFO] [stdout] 324863 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout]        |
[INFO] [stdout]        = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324874:5
[INFO] [stdout]        |
[INFO] [stdout] 324874 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324885:5
[INFO] [stdout]        |
[INFO] [stdout] 324885 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324896:5
[INFO] [stdout]        |
[INFO] [stdout] 324896 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324907:5
[INFO] [stdout]        |
[INFO] [stdout] 324907 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324918:5
[INFO] [stdout]        |
[INFO] [stdout] 324918 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324929:5
[INFO] [stdout]        |
[INFO] [stdout] 324929 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324940:5
[INFO] [stdout]        |
[INFO] [stdout] 324940 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324951:5
[INFO] [stdout]        |
[INFO] [stdout] 324951 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324962:5
[INFO] [stdout]        |
[INFO] [stdout] 324962 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324973:5
[INFO] [stdout]        |
[INFO] [stdout] 324973 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324984:5
[INFO] [stdout]        |
[INFO] [stdout] 324984 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324995:5
[INFO] [stdout]        |
[INFO] [stdout] 324995 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325006:5
[INFO] [stdout]        |
[INFO] [stdout] 325006 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325017:5
[INFO] [stdout]        |
[INFO] [stdout] 325017 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325028:5
[INFO] [stdout]        |
[INFO] [stdout] 325028 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325039:5
[INFO] [stdout]        |
[INFO] [stdout] 325039 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325050:5
[INFO] [stdout]        |
[INFO] [stdout] 325050 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325061:5
[INFO] [stdout]        |
[INFO] [stdout] 325061 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325072:5
[INFO] [stdout]        |
[INFO] [stdout] 325072 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325083:5
[INFO] [stdout]        |
[INFO] [stdout] 325083 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325094:5
[INFO] [stdout]        |
[INFO] [stdout] 325094 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325105:5
[INFO] [stdout]        |
[INFO] [stdout] 325105 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325128:5
[INFO] [stdout]        |
[INFO] [stdout] 325128 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325139:5
[INFO] [stdout]        |
[INFO] [stdout] 325139 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325150:5
[INFO] [stdout]        |
[INFO] [stdout] 325150 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325161:5
[INFO] [stdout]        |
[INFO] [stdout] 325161 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325172:5
[INFO] [stdout]        |
[INFO] [stdout] 325172 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325183:5
[INFO] [stdout]        |
[INFO] [stdout] 325183 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325194:5
[INFO] [stdout]        |
[INFO] [stdout] 325194 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325205:5
[INFO] [stdout]        |
[INFO] [stdout] 325205 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325216:5
[INFO] [stdout]        |
[INFO] [stdout] 325216 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325227:5
[INFO] [stdout]        |
[INFO] [stdout] 325227 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325238:5
[INFO] [stdout]        |
[INFO] [stdout] 325238 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325249:5
[INFO] [stdout]        |
[INFO] [stdout] 325249 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325260:5
[INFO] [stdout]        |
[INFO] [stdout] 325260 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325271:5
[INFO] [stdout]        |
[INFO] [stdout] 325271 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325282:5
[INFO] [stdout]        |
[INFO] [stdout] 325282 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325293:5
[INFO] [stdout]        |
[INFO] [stdout] 325293 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325304:5
[INFO] [stdout]        |
[INFO] [stdout] 325304 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325315:5
[INFO] [stdout]        |
[INFO] [stdout] 325315 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325326:5
[INFO] [stdout]        |
[INFO] [stdout] 325326 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325338:5
[INFO] [stdout]        |
[INFO] [stdout] 325338 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325349:5
[INFO] [stdout]        |
[INFO] [stdout] 325349 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325372:5
[INFO] [stdout]        |
[INFO] [stdout] 325372 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325383:5
[INFO] [stdout]        |
[INFO] [stdout] 325383 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325394:5
[INFO] [stdout]        |
[INFO] [stdout] 325394 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325405:5
[INFO] [stdout]        |
[INFO] [stdout] 325405 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325416:5
[INFO] [stdout]        |
[INFO] [stdout] 325416 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325427:5
[INFO] [stdout]        |
[INFO] [stdout] 325427 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325438:5
[INFO] [stdout]        |
[INFO] [stdout] 325438 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325492:5
[INFO] [stdout]        |
[INFO] [stdout] 325492 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325753:5
[INFO] [stdout]        |
[INFO] [stdout] 325753 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325764:5
[INFO] [stdout]        |
[INFO] [stdout] 325764 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325775:5
[INFO] [stdout]        |
[INFO] [stdout] 325775 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325786:5
[INFO] [stdout]        |
[INFO] [stdout] 325786 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325797:5
[INFO] [stdout]        |
[INFO] [stdout] 325797 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325808:5
[INFO] [stdout]        |
[INFO] [stdout] 325808 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325819:5
[INFO] [stdout]        |
[INFO] [stdout] 325819 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326003:5
[INFO] [stdout]        |
[INFO] [stdout] 326003 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326014:5
[INFO] [stdout]        |
[INFO] [stdout] 326014 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326378:5
[INFO] [stdout]        |
[INFO] [stdout] 326378 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326424:5
[INFO] [stdout]        |
[INFO] [stdout] 326424 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326435:5
[INFO] [stdout]        |
[INFO] [stdout] 326435 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326457:5
[INFO] [stdout]        |
[INFO] [stdout] 326457 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326468:5
[INFO] [stdout]        |
[INFO] [stdout] 326468 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326578:5
[INFO] [stdout]        |
[INFO] [stdout] 326578 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326589:5
[INFO] [stdout]        |
[INFO] [stdout] 326589 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326600:5
[INFO] [stdout]        |
[INFO] [stdout] 326600 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326611:5
[INFO] [stdout]        |
[INFO] [stdout] 326611 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326622:5
[INFO] [stdout]        |
[INFO] [stdout] 326622 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326633:5
[INFO] [stdout]        |
[INFO] [stdout] 326633 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326644:5
[INFO] [stdout]        |
[INFO] [stdout] 326644 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326655:5
[INFO] [stdout]        |
[INFO] [stdout] 326655 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326666:5
[INFO] [stdout]        |
[INFO] [stdout] 326666 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:327137:5
[INFO] [stdout]        |
[INFO] [stdout] 327137 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 76 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling sequoia-rfc2822 v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324863:5
[INFO] [stdout]        |
[INFO] [stdout] 324863 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout]        |
[INFO] [stdout]        = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324874:5
[INFO] [stdout]        |
[INFO] [stdout] 324874 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324885:5
[INFO] [stdout]        |
[INFO] [stdout] 324885 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324896:5
[INFO] [stdout]        |
[INFO] [stdout] 324896 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324907:5
[INFO] [stdout]        |
[INFO] [stdout] 324907 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324918:5
[INFO] [stdout]        |
[INFO] [stdout] 324918 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324929:5
[INFO] [stdout]        |
[INFO] [stdout] 324929 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324940:5
[INFO] [stdout]        |
[INFO] [stdout] 324940 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324951:5
[INFO] [stdout]        |
[INFO] [stdout] 324951 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324962:5
[INFO] [stdout]        |
[INFO] [stdout] 324962 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324973:5
[INFO] [stdout]        |
[INFO] [stdout] 324973 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324984:5
[INFO] [stdout]        |
[INFO] [stdout] 324984 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324995:5
[INFO] [stdout]        |
[INFO] [stdout] 324995 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325006:5
[INFO] [stdout]        |
[INFO] [stdout] 325006 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325017:5
[INFO] [stdout]        |
[INFO] [stdout] 325017 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325028:5
[INFO] [stdout]        |
[INFO] [stdout] 325028 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325039:5
[INFO] [stdout]        |
[INFO] [stdout] 325039 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325050:5
[INFO] [stdout]        |
[INFO] [stdout] 325050 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325061:5
[INFO] [stdout]        |
[INFO] [stdout] 325061 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325072:5
[INFO] [stdout]        |
[INFO] [stdout] 325072 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325083:5
[INFO] [stdout]        |
[INFO] [stdout] 325083 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325094:5
[INFO] [stdout]        |
[INFO] [stdout] 325094 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325105:5
[INFO] [stdout]        |
[INFO] [stdout] 325105 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325128:5
[INFO] [stdout]        |
[INFO] [stdout] 325128 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325139:5
[INFO] [stdout]        |
[INFO] [stdout] 325139 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325150:5
[INFO] [stdout]        |
[INFO] [stdout] 325150 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325161:5
[INFO] [stdout]        |
[INFO] [stdout] 325161 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325172:5
[INFO] [stdout]        |
[INFO] [stdout] 325172 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325183:5
[INFO] [stdout]        |
[INFO] [stdout] 325183 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325194:5
[INFO] [stdout]        |
[INFO] [stdout] 325194 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325205:5
[INFO] [stdout]        |
[INFO] [stdout] 325205 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325216:5
[INFO] [stdout]        |
[INFO] [stdout] 325216 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325227:5
[INFO] [stdout]        |
[INFO] [stdout] 325227 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325238:5
[INFO] [stdout]        |
[INFO] [stdout] 325238 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325249:5
[INFO] [stdout]        |
[INFO] [stdout] 325249 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325260:5
[INFO] [stdout]        |
[INFO] [stdout] 325260 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325271:5
[INFO] [stdout]        |
[INFO] [stdout] 325271 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325282:5
[INFO] [stdout]        |
[INFO] [stdout] 325282 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325293:5
[INFO] [stdout]        |
[INFO] [stdout] 325293 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325304:5
[INFO] [stdout]        |
[INFO] [stdout] 325304 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325315:5
[INFO] [stdout]        |
[INFO] [stdout] 325315 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325326:5
[INFO] [stdout]        |
[INFO] [stdout] 325326 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325338:5
[INFO] [stdout]        |
[INFO] [stdout] 325338 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325349:5
[INFO] [stdout]        |
[INFO] [stdout] 325349 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325372:5
[INFO] [stdout]        |
[INFO] [stdout] 325372 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325383:5
[INFO] [stdout]        |
[INFO] [stdout] 325383 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325394:5
[INFO] [stdout]        |
[INFO] [stdout] 325394 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325405:5
[INFO] [stdout]        |
[INFO] [stdout] 325405 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325416:5
[INFO] [stdout]        |
[INFO] [stdout] 325416 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325427:5
[INFO] [stdout]        |
[INFO] [stdout] 325427 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325438:5
[INFO] [stdout]        |
[INFO] [stdout] 325438 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325492:5
[INFO] [stdout]        |
[INFO] [stdout] 325492 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325753:5
[INFO] [stdout]        |
[INFO] [stdout] 325753 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325764:5
[INFO] [stdout]        |
[INFO] [stdout] 325764 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325775:5
[INFO] [stdout]        |
[INFO] [stdout] 325775 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325786:5
[INFO] [stdout]        |
[INFO] [stdout] 325786 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325797:5
[INFO] [stdout]        |
[INFO] [stdout] 325797 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325808:5
[INFO] [stdout]        |
[INFO] [stdout] 325808 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325819:5
[INFO] [stdout]        |
[INFO] [stdout] 325819 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326003:5
[INFO] [stdout]        |
[INFO] [stdout] 326003 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326014:5
[INFO] [stdout]        |
[INFO] [stdout] 326014 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326378:5
[INFO] [stdout]        |
[INFO] [stdout] 326378 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326424:5
[INFO] [stdout]        |
[INFO] [stdout] 326424 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326435:5
[INFO] [stdout]        |
[INFO] [stdout] 326435 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326457:5
[INFO] [stdout]        |
[INFO] [stdout] 326457 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326468:5
[INFO] [stdout]        |
[INFO] [stdout] 326468 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326578:5
[INFO] [stdout]        |
[INFO] [stdout] 326578 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326589:5
[INFO] [stdout]        |
[INFO] [stdout] 326589 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326600:5
[INFO] [stdout]        |
[INFO] [stdout] 326600 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326611:5
[INFO] [stdout]        |
[INFO] [stdout] 326611 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326622:5
[INFO] [stdout]        |
[INFO] [stdout] 326622 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326633:5
[INFO] [stdout]        |
[INFO] [stdout] 326633 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326644:5
[INFO] [stdout]        |
[INFO] [stdout] 326644 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326655:5
[INFO] [stdout]        |
[INFO] [stdout] 326655 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326666:5
[INFO] [stdout]        |
[INFO] [stdout] 326666 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:327137:5
[INFO] [stdout]        |
[INFO] [stdout] 327137 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/lib.rs:829:14
[INFO] [stdout]     |
[INFO] [stdout] 829 |             .into_iter()
[INFO] [stdout]     |              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/lib.rs:837:14
[INFO] [stdout]     |
[INFO] [stdout] 837 |             .into_iter()
[INFO] [stdout]     |              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 78 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `Command { std: "docker" "inspect" "9e2a73ef32184964eb81dee21573e6078910bec8e39917d9c5764b50062762b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e2a73ef32184964eb81dee21573e6078910bec8e39917d9c5764b50062762b6", kill_on_drop: false }`
[INFO] [stdout] 9e2a73ef32184964eb81dee21573e6078910bec8e39917d9c5764b50062762b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eb22030e0e116d143ff187f9f9ee6278976b08d6a7ce41be9a88069c86d297ae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eb22030e0e116d143ff187f9f9ee6278976b08d6a7ce41be9a88069c86d297ae", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324863:5
[INFO] [stderr]        |
[INFO] [stderr] 324863 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324863:5
[INFO] [stderr]        |
[INFO] [stderr] 324863 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324874:5
[INFO] [stderr]        |
[INFO] [stderr] 324874 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324874:5
[INFO] [stderr]        |
[INFO] [stderr] 324874 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324885:5
[INFO] [stderr]        |
[INFO] [stderr] 324885 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324885:5
[INFO] [stderr]        |
[INFO] [stderr] 324885 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324896:5
[INFO] [stderr]        |
[INFO] [stderr] 324896 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324896:5
[INFO] [stderr]        |
[INFO] [stderr] 324896 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324907:5
[INFO] [stderr]        |
[INFO] [stderr] 324907 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324907:5
[INFO] [stderr]        |
[INFO] [stderr] 324907 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324918:5
[INFO] [stderr]        |
[INFO] [stderr] 324918 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324918:5
[INFO] [stderr]        |
[INFO] [stderr] 324918 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324929:5
[INFO] [stderr]        |
[INFO] [stderr] 324929 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324929:5
[INFO] [stderr]        |
[INFO] [stderr] 324929 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324940:5
[INFO] [stderr]        |
[INFO] [stderr] 324940 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324940:5
[INFO] [stderr]        |
[INFO] [stderr] 324940 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324951:5
[INFO] [stderr]        |
[INFO] [stderr] 324951 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324951:5
[INFO] [stderr]        |
[INFO] [stderr] 324951 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324962:5
[INFO] [stderr]        |
[INFO] [stderr] 324962 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324962:5
[INFO] [stderr]        |
[INFO] [stderr] 324962 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324973:5
[INFO] [stderr]        |
[INFO] [stderr] 324973 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324984:5
[INFO] [stderr]        |
[INFO] [stderr] 324984 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324995:5
[INFO] [stderr]        |
[INFO] [stderr] 324995 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325006:5
[INFO] [stderr]        |
[INFO] [stderr] 325006 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325017:5
[INFO] [stderr]        |
[INFO] [stderr] 325017 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325028:5
[INFO] [stderr]        |
[INFO] [stderr] 325028 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325039:5
[INFO] [stderr]        |
[INFO] [stderr] 325039 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325050:5
[INFO] [stderr]        |
[INFO] [stderr] 325050 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325061:5
[INFO] [stderr]        |
[INFO] [stderr] 325061 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325072:5
[INFO] [stderr]        |
[INFO] [stderr] 325072 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325083:5
[INFO] [stderr]        |
[INFO] [stderr] 325083 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325094:5
[INFO] [stderr]        |
[INFO] [stderr] 325094 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325105:5
[INFO] [stderr]        |
[INFO] [stderr] 325105 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325128:5
[INFO] [stderr]        |
[INFO] [stderr] 325128 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325139:5
[INFO] [stderr]        |
[INFO] [stderr] 325139 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325150:5
[INFO] [stderr]        |
[INFO] [stderr] 325150 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325161:5
[INFO] [stderr]        |
[INFO] [stderr] 325161 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325172:5
[INFO] [stderr]        |
[INFO] [stderr] 325172 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325183:5
[INFO] [stderr]        |
[INFO] [stderr] 325183 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325194:5
[INFO] [stderr]        |
[INFO] [stderr] 325194 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325205:5
[INFO] [stderr]        |
[INFO] [stderr] 325205 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325216:5
[INFO] [stderr]        |
[INFO] [stderr] 325216 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325227:5
[INFO] [stderr]        |
[INFO] [stderr] 325227 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325238:5
[INFO] [stderr]        |
[INFO] [stderr] 325238 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325249:5
[INFO] [stderr]        |
[INFO] [stderr] 325249 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325260:5
[INFO] [stderr]        |
[INFO] [stderr] 325260 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325271:5
[INFO] [stderr]        |
[INFO] [stderr] 325271 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325282:5
[INFO] [stderr]        |
[INFO] [stderr] 325282 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325293:5
[INFO] [stderr]        |
[INFO] [stderr] 325293 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325304:5
[INFO] [stderr]        |
[INFO] [stderr] 325304 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325315:5
[INFO] [stderr]        |
[INFO] [stderr] 325315 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325326:5
[INFO] [stderr]        |
[INFO] [stderr] 325326 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325338:5
[INFO] [stderr]        |
[INFO] [stderr] 325338 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325349:5
[INFO] [stderr]        |
[INFO] [stderr] 325349 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325372:5
[INFO] [stderr]        |
[INFO] [stderr] 325372 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325383:5
[INFO] [stderr]        |
[INFO] [stderr] 325383 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325394:5
[INFO] [stderr]        |
[INFO] [stderr] 325394 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325405:5
[INFO] [stderr]        |
[INFO] [stderr] 325405 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325416:5
[INFO] [stderr]        |
[INFO] [stderr] 325416 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325427:5
[INFO] [stderr]        |
[INFO] [stderr] 325427 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325438:5
[INFO] [stderr]        |
[INFO] [stderr] 325438 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325492:5
[INFO] [stderr]        |
[INFO] [stderr] 325492 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325753:5
[INFO] [stderr]        |
[INFO] [stderr] 325753 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325764:5
[INFO] [stderr]        |
[INFO] [stderr] 325764 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325775:5
[INFO] [stderr]        |
[INFO] [stderr] 325775 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325786:5
[INFO] [stderr]        |
[INFO] [stderr] 325786 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325797:5
[INFO] [stderr]        |
[INFO] [stderr] 325797 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325808:5
[INFO] [stderr]        |
[INFO] [stderr] 325808 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325819:5
[INFO] [stderr]        |
[INFO] [stderr] 325819 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326003:5
[INFO] [stderr]        |
[INFO] [stderr] 326003 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326014:5
[INFO] [stderr]        |
[INFO] [stderr] 326014 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326378:5
[INFO] [stderr]        |
[INFO] [stderr] 326378 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326424:5
[INFO] [stderr]        |
[INFO] [stderr] 326424 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326435:5
[INFO] [stderr]        |
[INFO] [stderr] 326435 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326457:5
[INFO] [stderr]        |
[INFO] [stderr] 326457 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326468:5
[INFO] [stderr]        |
[INFO] [stderr] 326468 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326578:5
[INFO] [stderr]        |
[INFO] [stderr] 326578 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326589:5
[INFO] [stderr]        |
[INFO] [stderr] 326589 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326600:5
[INFO] [stderr]        |
[INFO] [stderr] 326600 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326611:5
[INFO] [stderr]        |
[INFO] [stderr] 326611 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326622:5
[INFO] [stderr]        |
[INFO] [stderr] 326622 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326633:5
[INFO] [stderr]        |
[INFO] [stderr] 326633 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326644:5
[INFO] [stderr]        |
[INFO] [stderr] 326644 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326655:5
[INFO] [stderr]        |
[INFO] [stderr] 326655 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326666:5
[INFO] [stderr]        |
[INFO] [stderr] 326666 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:327137:5
[INFO] [stderr]        |
[INFO] [stderr] 327137 |     (__0)
[INFO] [stderr]        |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/lib.rs:829:14
[INFO] [stderr]     |
[INFO] [stderr] 829 |             .into_iter()
[INFO] [stderr]     |              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/lib.rs:837:14
[INFO] [stderr]     |
[INFO] [stderr] 837 |             .into_iter()
[INFO] [stderr]     |              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 78 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]       --> /opt/rustwide/target/debug/build/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324973:5
[INFO] [stderr]        |
[INFO] [stderr] 324973 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324984:5
[INFO] [stderr]        |
[INFO] [stderr] 324984 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:324995:5
[INFO] [stderr]        |
[INFO] [stderr] 324995 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325006:5
[INFO] [stderr]        |
[INFO] [stderr] 325006 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325017:5
[INFO] [stderr]        |
[INFO] [stderr] 325017 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325028:5
[INFO] [stderr]        |
[INFO] [stderr] 325028 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325039:5
[INFO] [stderr]        |
[INFO] [stderr] 325039 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325050:5
[INFO] [stderr]        |
[INFO] [stderr] 325050 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325061:5
[INFO] [stderr]        |
[INFO] [stderr] 325061 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325072:5
[INFO] [stderr]        |
[INFO] [stderr] 325072 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325083:5
[INFO] [stderr]        |
[INFO] [stderr] 325083 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325094:5
[INFO] [stderr]        |
[INFO] [stderr] 325094 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325105:5
[INFO] [stderr]        |
[INFO] [stderr] 325105 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325128:5
[INFO] [stderr]        |
[INFO] [stderr] 325128 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325139:5
[INFO] [stderr]        |
[INFO] [stderr] 325139 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325150:5
[INFO] [stderr]        |
[INFO] [stderr] 325150 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325161:5
[INFO] [stderr]        |
[INFO] [stderr] 325161 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325172:5
[INFO] [stderr]        |
[INFO] [stderr] 325172 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325183:5
[INFO] [stderr]        |
[INFO] [stderr] 325183 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325194:5
[INFO] [stderr]        |
[INFO] [stderr] 325194 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325205:5
[INFO] [stderr]        |
[INFO] [stderr] 325205 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325216:5
[INFO] [stderr]        |
[INFO] [stderr] 325216 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325227:5
[INFO] [stderr]        |
[INFO] [stderr] 325227 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325238:5
[INFO] [stderr]        |
[INFO] [stderr] 325238 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325249:5
[INFO] [stderr]        |
[INFO] [stderr] 325249 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325260:5
[INFO] [stderr]        |
[INFO] [stderr] 325260 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325271:5
[INFO] [stderr]        |
[INFO] [stderr] 325271 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325282:5
[INFO] [stderr]        |
[INFO] [stderr] 325282 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325293:5
[INFO] [stderr]        |
[INFO] [stderr] 325293 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325304:5
[INFO] [stderr]        |
[INFO] [stderr] 325304 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325315:5
[INFO] [stderr]        |
[INFO] [stderr] 325315 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325326:5
[INFO] [stderr]        |
[INFO] [stderr] 325326 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325338:5
[INFO] [stderr]        |
[INFO] [stderr] 325338 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325349:5
[INFO] [stderr]        |
[INFO] [stderr] 325349 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325372:5
[INFO] [stderr]        |
[INFO] [stderr] 325372 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325383:5
[INFO] [stderr]        |
[INFO] [stderr] 325383 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325394:5
[INFO] [stderr]        |
[INFO] [stderr] 325394 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325405:5
[INFO] [stderr]        |
[INFO] [stderr] 325405 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325416:5
[INFO] [stderr]        |
[INFO] [stderr] 325416 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325427:5
[INFO] [stderr]        |
[INFO] [stderr] 325427 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325438:5
[INFO] [stderr]        |
[INFO] [stderr] 325438 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325492:5
[INFO] [stderr]        |
[INFO] [stderr] 325492 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325753:5
[INFO] [stderr]        |
[INFO] [stderr] 325753 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325764:5
[INFO] [stderr]        |
[INFO] [stderr] 325764 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325775:5
[INFO] [stderr]        |
[INFO] [stderr] 325775 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325786:5
[INFO] [stderr]        |
[INFO] [stderr] 325786 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325797:5
[INFO] [stderr]        |
[INFO] [stderr] 325797 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325808:5
[INFO] [stderr]        |
[INFO] [stderr] 325808 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:325819:5
[INFO] [stderr]        |
[INFO] [stderr] 325819 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326003:5
[INFO] [stderr]        |
[INFO] [stderr] 326003 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326014:5
[INFO] [stderr]        |
[INFO] [stderr] 326014 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326378:5
[INFO] [stderr]        |
[INFO] [stderr] 326378 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326424:5
[INFO] [stderr]        |
[INFO] [stderr] 326424 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326435:5
[INFO] [stderr]        |
[INFO] [stderr] 326435 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326457:5
[INFO] [stderr]        |
[INFO] [stderr] 326457 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326468:5
[INFO] [stderr]        |
[INFO] [stderr] 326468 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326578:5
[INFO] [stderr]        |
[INFO] [stderr] 326578 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326589:5
[INFO] [stderr]        |
[INFO] [stderr] 326589 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326600:5
[INFO] [stderr]        |
[INFO] [stderr] 326600 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326611:5
[INFO] [stderr]        |
[INFO] [stderr] 326611 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326622:5
[INFO] [stderr]        |
[INFO] [stderr] 326622 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326633:5
[INFO] [stderr]        |
[INFO] [stderr] 326633 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326644:5
[INFO] [stderr]        |
[INFO] [stderr] 326644 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326655:5
[INFO] [stderr]        |
[INFO] [stderr] 326655 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:326666:5
[INFO] [stderr]        |
[INFO] [stderr] 326666 |     (__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/sequoia-rfc2822-eed825d44f02b498/out/grammar.rs:327137:5
[INFO] [stderr]        |
[INFO] [stderr] 327137 |     (__0)
[INFO] [stderr]        |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 76 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stdout] running 35 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sequoia_rfc2822-1e6866cec31e6361
[INFO] [stdout] test roundtrip::QContentParser ... ok
[INFO] [stdout] test roundtrip::DContentParser ... ok
[INFO] [stdout] test roundtrip::ctext_roundtrip ... ok
[INFO] [stdout] test roundtrip::fws_roundtrip ... ok
[INFO] [stdout] test roundtrip::text_roundtrip ... ok
[INFO] [stdout] test tests::addr_spec_api ... ok
[INFO] [stdout] test tests::addr_spec_or_other_api ... ok
[INFO] [stdout] test tests::angle_addr_parser ... ok
[INFO] [stdout] test tests::atom_parser ... ok
[INFO] [stdout] test tests::cfws_parser ... ok
[INFO] [stdout] test tests::comment_parser ... ok
[INFO] [stdout] test tests::display_name_parser ... ok
[INFO] [stdout] test tests::domain_literal_parser ... ok
[INFO] [stdout] test tests::dot_atom_parser ... ok
[INFO] [stdout] test tests::name_addr_api ... ok
[INFO] [stdout] test tests::name_addr_or_other_api ... ok
[INFO] [stdout] test tests::name_addr_parser ... ok
[INFO] [stdout] test tests::name_escape_test ... ok
[INFO] [stdout] test tests::or_other_parsers ... ok
[INFO] [stdout] test tests::phrase_parser ... ok
[INFO] [stdout] test tests::quoted_string_parser ... ok
[INFO] [stdout] test tests::word_parser ... ok
[INFO] [stdout] test roundtrip::comment_roundtrip ... ok
[INFO] [stdout] test roundtrip::atom_roundtrip ... ok
[INFO] [stdout] test roundtrip::cfws_roundtrip ... ok
[INFO] [stdout] test roundtrip::DomainParser ... ok
[INFO] [stdout] test roundtrip::LocalPartParser ... ok
[INFO] [stdout] test roundtrip::DotAtomParser ... ok
[INFO] [stdout] test roundtrip::WordParser ... ok
[INFO] [stdout] test roundtrip::DisplayNameParser ... ok
[INFO] [stdout] test roundtrip::DomainLiteralParser ... ok
[INFO] [stdout] test roundtrip::AddrSpecParser ... ok
[INFO] [stdout] test roundtrip::PhraseParser ... ok
[INFO] [stdout] test roundtrip::AngleAddrParser ... ok
[INFO] [stdout] test roundtrip::NameAddrParser ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sequoia-rfc2822
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/lib.rs - (line 48) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eb22030e0e116d143ff187f9f9ee6278976b08d6a7ce41be9a88069c86d297ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb22030e0e116d143ff187f9f9ee6278976b08d6a7ce41be9a88069c86d297ae", kill_on_drop: false }`
[INFO] [stdout] eb22030e0e116d143ff187f9f9ee6278976b08d6a7ce41be9a88069c86d297ae