[INFO] fetching crate zypo-lib 0.0.2...
[INFO] testing zypo-lib-0.0.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate zypo-lib 0.0.2 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate zypo-lib 0.0.2 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zypo-lib 0.0.2
[INFO] finished tweaking crates.io crate zypo-lib 0.0.2
[INFO] tweaked toml for crates.io crate zypo-lib 0.0.2 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 775a1ad0b21628cc16f44f5096ecd49f55a0ebf21e070ab11f70b07f385a3364
[INFO] running `Command { std: "docker" "start" "-a" "775a1ad0b21628cc16f44f5096ecd49f55a0ebf21e070ab11f70b07f385a3364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "775a1ad0b21628cc16f44f5096ecd49f55a0ebf21e070ab11f70b07f385a3364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "775a1ad0b21628cc16f44f5096ecd49f55a0ebf21e070ab11f70b07f385a3364", kill_on_drop: false }`
[INFO] [stdout] 775a1ad0b21628cc16f44f5096ecd49f55a0ebf21e070ab11f70b07f385a3364
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1648a06c97a73b8498a8386d9b8f2ad6fc1a2263943703087d3b4017267c548c
[INFO] running `Command { std: "docker" "start" "-a" "1648a06c97a73b8498a8386d9b8f2ad6fc1a2263943703087d3b4017267c548c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling lalrpop-util v0.17.2
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling ena v0.13.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling docopt v1.1.1
[INFO] [stderr]    Compiling lalrpop v0.17.2
[INFO] [stderr]    Compiling zypo-lib v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::parser::scope::Scope`
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::parser::scope::Scope;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4452:5
[INFO] [stdout]      |
[INFO] [stdout] 4452 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4452 -     (___0)
[INFO] [stdout] 4452 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4463:5
[INFO] [stdout]      |
[INFO] [stdout] 4463 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4463 -     (___0)
[INFO] [stdout] 4463 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4500:5
[INFO] [stdout]      |
[INFO] [stdout] 4500 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4500 -     (___0)
[INFO] [stdout] 4500 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4522:5
[INFO] [stdout]      |
[INFO] [stdout] 4522 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4522 -     (___0)
[INFO] [stdout] 4522 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4602:5
[INFO] [stdout]      |
[INFO] [stdout] 4602 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4602 -     (___0)
[INFO] [stdout] 4602 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4707:5
[INFO] [stdout]      |
[INFO] [stdout] 4707 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4707 -     (___0)
[INFO] [stdout] 4707 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4797:5
[INFO] [stdout]      |
[INFO] [stdout] 4797 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4797 -     (___0)
[INFO] [stdout] 4797 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4843:5
[INFO] [stdout]      |
[INFO] [stdout] 4843 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4843 -     (___0)
[INFO] [stdout] 4843 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4911:5
[INFO] [stdout]      |
[INFO] [stdout] 4911 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4911 -     (___0)
[INFO] [stdout] 4911 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4957:5
[INFO] [stdout]      |
[INFO] [stdout] 4957 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4957 -     (___0)
[INFO] [stdout] 4957 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5003:5
[INFO] [stdout]      |
[INFO] [stdout] 5003 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 5003 -     (___0)
[INFO] [stdout] 5003 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5246:5
[INFO] [stdout]      |
[INFO] [stdout] 5246 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 5246 -     (___0)
[INFO] [stdout] 5246 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5281:5
[INFO] [stdout]      |
[INFO] [stdout] 5281 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 5281 -     (___0)
[INFO] [stdout] 5281 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5361:5
[INFO] [stdout]      |
[INFO] [stdout] 5361 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 5361 -     (___0)
[INFO] [stdout] 5361 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "1648a06c97a73b8498a8386d9b8f2ad6fc1a2263943703087d3b4017267c548c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1648a06c97a73b8498a8386d9b8f2ad6fc1a2263943703087d3b4017267c548c", kill_on_drop: false }`
[INFO] [stdout] 1648a06c97a73b8498a8386d9b8f2ad6fc1a2263943703087d3b4017267c548c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 000291747e0bc6cc601f8b375267c83c83bf11d3564ddeec355e8257cf56a706
[INFO] running `Command { std: "docker" "start" "-a" "000291747e0bc6cc601f8b375267c83c83bf11d3564ddeec355e8257cf56a706", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `crate::parser::scope::Scope`
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::parser::scope::Scope;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4452:5
[INFO] [stdout]      |
[INFO] [stdout] 4452 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4452 -     (___0)
[INFO] [stdout] 4452 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4463:5
[INFO] [stdout]      |
[INFO] [stdout] 4463 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4463 -     (___0)
[INFO] [stdout] 4463 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4500:5
[INFO] [stdout]      |
[INFO] [stdout] 4500 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4500 -     (___0)
[INFO] [stdout] 4500 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4522:5
[INFO] [stdout]      |
[INFO] [stdout] 4522 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4522 -     (___0)
[INFO] [stdout] 4522 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4602:5
[INFO] [stdout]      |
[INFO] [stdout] 4602 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4602 -     (___0)
[INFO] [stdout] 4602 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4707:5
[INFO] [stdout]      |
[INFO] [stdout] 4707 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4707 -     (___0)
[INFO] [stdout] 4707 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4797:5
[INFO] [stdout]      |
[INFO] [stdout] 4797 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4797 -     (___0)
[INFO] [stdout] 4797 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4843:5
[INFO] [stdout]      |
[INFO] [stdout] 4843 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4843 -     (___0)
[INFO] [stdout] 4843 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4911:5
[INFO] [stdout]      |
[INFO] [stdout] 4911 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4911 -     (___0)
[INFO] [stdout] 4911 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4957:5
[INFO] [stdout]      |
[INFO] [stdout] 4957 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4957 -     (___0)
[INFO] [stdout] 4957 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5003:5
[INFO] [stdout]      |
[INFO] [stdout] 5003 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 5003 -     (___0)
[INFO] [stdout] 5003 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5246:5
[INFO] [stdout]      |
[INFO] [stdout] 5246 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 5246 -     (___0)
[INFO] [stdout] 5246 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5281:5
[INFO] [stdout]      |
[INFO] [stdout] 5281 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 5281 -     (___0)
[INFO] [stdout] 5281 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5361:5
[INFO] [stdout]      |
[INFO] [stdout] 5361 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 5361 -     (___0)
[INFO] [stdout] 5361 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zypo-lib v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::scope::Scope`
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::parser::scope::Scope;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4452:5
[INFO] [stdout]      |
[INFO] [stdout] 4452 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4452 -     (___0)
[INFO] [stdout] 4452 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4463:5
[INFO] [stdout]      |
[INFO] [stdout] 4463 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4463 -     (___0)
[INFO] [stdout] 4463 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4500:5
[INFO] [stdout]      |
[INFO] [stdout] 4500 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4500 -     (___0)
[INFO] [stdout] 4500 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4522:5
[INFO] [stdout]      |
[INFO] [stdout] 4522 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4522 -     (___0)
[INFO] [stdout] 4522 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4602:5
[INFO] [stdout]      |
[INFO] [stdout] 4602 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4602 -     (___0)
[INFO] [stdout] 4602 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4707:5
[INFO] [stdout]      |
[INFO] [stdout] 4707 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4707 -     (___0)
[INFO] [stdout] 4707 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4797:5
[INFO] [stdout]      |
[INFO] [stdout] 4797 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4797 -     (___0)
[INFO] [stdout] 4797 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4843:5
[INFO] [stdout]      |
[INFO] [stdout] 4843 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4843 -     (___0)
[INFO] [stdout] 4843 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4911:5
[INFO] [stdout]      |
[INFO] [stdout] 4911 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4911 -     (___0)
[INFO] [stdout] 4911 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4957:5
[INFO] [stdout]      |
[INFO] [stdout] 4957 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4957 -     (___0)
[INFO] [stdout] 4957 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5003:5
[INFO] [stdout]      |
[INFO] [stdout] 5003 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 5003 -     (___0)
[INFO] [stdout] 5003 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5246:5
[INFO] [stdout]      |
[INFO] [stdout] 5246 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 5246 -     (___0)
[INFO] [stdout] 5246 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5281:5
[INFO] [stdout]      |
[INFO] [stdout] 5281 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 5281 -     (___0)
[INFO] [stdout] 5281 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5361:5
[INFO] [stdout]      |
[INFO] [stdout] 5361 |     (___0)
[INFO] [stdout]      |     ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 5361 -     (___0)
[INFO] [stdout] 5361 +     ___0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "000291747e0bc6cc601f8b375267c83c83bf11d3564ddeec355e8257cf56a706", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "000291747e0bc6cc601f8b375267c83c83bf11d3564ddeec355e8257cf56a706", kill_on_drop: false }`
[INFO] [stdout] 000291747e0bc6cc601f8b375267c83c83bf11d3564ddeec355e8257cf56a706
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c7b3964b90d6466ee79412e1e61dce13716eb28b35d308eb2ca76ade2f0bf79e
[INFO] running `Command { std: "docker" "start" "-a" "c7b3964b90d6466ee79412e1e61dce13716eb28b35d308eb2ca76ade2f0bf79e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::parser::scope::Scope`
[INFO] [stderr]   --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use crate::parser::scope::Scope;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4452:5
[INFO] [stderr]      |
[INFO] [stderr] 4452 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4452 -     (___0)
[INFO] [stderr] 4452 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4463:5
[INFO] [stderr]      |
[INFO] [stderr] 4463 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4463 -     (___0)
[INFO] [stderr] 4463 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4500:5
[INFO] [stderr]      |
[INFO] [stderr] 4500 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4500 -     (___0)
[INFO] [stderr] 4500 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4522:5
[INFO] [stderr]      |
[INFO] [stderr] 4522 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4522 -     (___0)
[INFO] [stderr] 4522 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4602:5
[INFO] [stderr]      |
[INFO] [stderr] 4602 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4602 -     (___0)
[INFO] [stderr] 4602 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4707:5
[INFO] [stderr]      |
[INFO] [stderr] 4707 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4707 -     (___0)
[INFO] [stderr] 4707 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4797:5
[INFO] [stderr]      |
[INFO] [stderr] 4797 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4797 -     (___0)
[INFO] [stderr] 4797 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4843:5
[INFO] [stderr]      |
[INFO] [stderr] 4843 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4843 -     (___0)
[INFO] [stderr] 4843 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4911:5
[INFO] [stderr]      |
[INFO] [stderr] 4911 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4911 -     (___0)
[INFO] [stderr] 4911 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4957:5
[INFO] [stderr]      |
[INFO] [stderr] 4957 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4957 -     (___0)
[INFO] [stderr] 4957 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5003:5
[INFO] [stderr]      |
[INFO] [stderr] 5003 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 5003 -     (___0)
[INFO] [stderr] 5003 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5246:5
[INFO] [stderr]      |
[INFO] [stderr] 5246 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 5246 -     (___0)
[INFO] [stderr] 5246 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5281:5
[INFO] [stderr]      |
[INFO] [stderr] 5281 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 5281 -     (___0)
[INFO] [stderr] 5281 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5361:5
[INFO] [stderr]      |
[INFO] [stderr] 5361 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 5361 -     (___0)
[INFO] [stderr] 5361 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: `zypo-lib` (lib) generated 15 warnings
[INFO] [stderr] warning: `zypo-lib` (lib test) generated 15 warnings (15 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zypo_lib-2ec5542a8f43adc1)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test parser::lib::tests::basic_function_ast ... ok
[INFO] [stdout] test parser::lib::tests::while_loop_ast ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zypo-lib
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4452:5
[INFO] [stderr]      |
[INFO] [stderr] 4452 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4452 -     (___0)
[INFO] [stderr] 4452 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4463:5
[INFO] [stderr]      |
[INFO] [stderr] 4463 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4463 -     (___0)
[INFO] [stderr] 4463 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4500:5
[INFO] [stderr]      |
[INFO] [stderr] 4500 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4500 -     (___0)
[INFO] [stderr] 4500 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4522:5
[INFO] [stderr]      |
[INFO] [stderr] 4522 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4522 -     (___0)
[INFO] [stderr] 4522 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4602:5
[INFO] [stderr]      |
[INFO] [stderr] 4602 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4602 -     (___0)
[INFO] [stderr] 4602 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4707:5
[INFO] [stderr]      |
[INFO] [stderr] 4707 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4707 -     (___0)
[INFO] [stderr] 4707 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4797:5
[INFO] [stderr]      |
[INFO] [stderr] 4797 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4797 -     (___0)
[INFO] [stderr] 4797 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4843:5
[INFO] [stderr]      |
[INFO] [stderr] 4843 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4843 -     (___0)
[INFO] [stderr] 4843 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4911:5
[INFO] [stderr]      |
[INFO] [stderr] 4911 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4911 -     (___0)
[INFO] [stderr] 4911 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:4957:5
[INFO] [stderr]      |
[INFO] [stderr] 4957 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4957 -     (___0)
[INFO] [stderr] 4957 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5003:5
[INFO] [stderr]      |
[INFO] [stderr] 5003 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 5003 -     (___0)
[INFO] [stderr] 5003 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5246:5
[INFO] [stderr]      |
[INFO] [stderr] 5246 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 5246 -     (___0)
[INFO] [stderr] 5246 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5281:5
[INFO] [stderr]      |
[INFO] [stderr] 5281 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 5281 -     (___0)
[INFO] [stderr] 5281 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-f5d0cb13ce24ed34/out/parser/grammar.rs:5361:5
[INFO] [stderr]      |
[INFO] [stderr] 5361 |     (___0)
[INFO] [stderr]      |     ^    ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 5361 -     (___0)
[INFO] [stderr] 5361 +     ___0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/parser/lib.rs - parser::lib::ast_result (line 37) ... ok
[INFO] [stdout] test src/parser/mod.rs - parser::grammar (line 16) ... ok
[INFO] [stdout] test src/parser/lib.rs - parser::lib::ast_result (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.99s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c7b3964b90d6466ee79412e1e61dce13716eb28b35d308eb2ca76ade2f0bf79e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7b3964b90d6466ee79412e1e61dce13716eb28b35d308eb2ca76ade2f0bf79e", kill_on_drop: false }`
[INFO] [stdout] c7b3964b90d6466ee79412e1e61dce13716eb28b35d308eb2ca76ade2f0bf79e