[INFO] fetching crate zypo-lib 0.0.2...
[INFO] testing zypo-lib-0.0.2 against 1.47.0 for beta-1.48-1
[INFO] extracting crate zypo-lib 0.0.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate zypo-lib 0.0.2 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26b24d956f0c0c5e314a3c78fcf3e8096ccc6884e700f896b193557c931e68b7
[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" "26b24d956f0c0c5e314a3c78fcf3e8096ccc6884e700f896b193557c931e68b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26b24d956f0c0c5e314a3c78fcf3e8096ccc6884e700f896b193557c931e68b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26b24d956f0c0c5e314a3c78fcf3e8096ccc6884e700f896b193557c931e68b7", kill_on_drop: false }`
[INFO] [stdout] 26b24d956f0c0c5e314a3c78fcf3e8096ccc6884e700f896b193557c931e68b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 517a02a45604a41aec851f9c3d2cb4bdea20c26717c5e888daf074eec9d188b4
[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" "517a02a45604a41aec851f9c3d2cb4bdea20c26717c5e888daf074eec9d188b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling lalrpop-util v0.17.2
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling string_cache v0.7.5
[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-ee08d5593d71261c/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-ee08d5593d71261c/out/parser/grammar.rs:4452:5
[INFO] [stdout]      |
[INFO] [stdout] 4452 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4463:5
[INFO] [stdout]      |
[INFO] [stdout] 4463 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4500:5
[INFO] [stdout]      |
[INFO] [stdout] 4500 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4522:5
[INFO] [stdout]      |
[INFO] [stdout] 4522 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4602:5
[INFO] [stdout]      |
[INFO] [stdout] 4602 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4707:5
[INFO] [stdout]      |
[INFO] [stdout] 4707 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4797:5
[INFO] [stdout]      |
[INFO] [stdout] 4797 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4843:5
[INFO] [stdout]      |
[INFO] [stdout] 4843 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4911:5
[INFO] [stdout]      |
[INFO] [stdout] 4911 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4957:5
[INFO] [stdout]      |
[INFO] [stdout] 4957 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5003:5
[INFO] [stdout]      |
[INFO] [stdout] 5003 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5246:5
[INFO] [stdout]      |
[INFO] [stdout] 5246 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5281:5
[INFO] [stdout]      |
[INFO] [stdout] 5281 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5361:5
[INFO] [stdout]      |
[INFO] [stdout] 5361 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.19s
[INFO] running `Command { std: "docker" "inspect" "517a02a45604a41aec851f9c3d2cb4bdea20c26717c5e888daf074eec9d188b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "517a02a45604a41aec851f9c3d2cb4bdea20c26717c5e888daf074eec9d188b4", kill_on_drop: false }`
[INFO] [stdout] 517a02a45604a41aec851f9c3d2cb4bdea20c26717c5e888daf074eec9d188b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65742357183a8c09bffd968da6079369bc262fc1e5d7213b3d43b75af955649a
[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" "65742357183a8c09bffd968da6079369bc262fc1e5d7213b3d43b75af955649a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-ee08d5593d71261c/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-ee08d5593d71261c/out/parser/grammar.rs:4452:5
[INFO] [stdout]      |
[INFO] [stdout] 4452 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4463:5
[INFO] [stdout]      |
[INFO] [stdout] 4463 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4500:5
[INFO] [stdout]      |
[INFO] [stdout] 4500 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4522:5
[INFO] [stdout]      |
[INFO] [stdout] 4522 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4602:5
[INFO] [stdout]      |
[INFO] [stdout] 4602 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4707:5
[INFO] [stdout]      |
[INFO] [stdout] 4707 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4797:5
[INFO] [stdout]      |
[INFO] [stdout] 4797 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4843:5
[INFO] [stdout]      |
[INFO] [stdout] 4843 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4911:5
[INFO] [stdout]      |
[INFO] [stdout] 4911 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4957:5
[INFO] [stdout]      |
[INFO] [stdout] 4957 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5003:5
[INFO] [stdout]      |
[INFO] [stdout] 5003 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5246:5
[INFO] [stdout]      |
[INFO] [stdout] 5246 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5281:5
[INFO] [stdout]      |
[INFO] [stdout] 5281 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5361:5
[INFO] [stdout]      |
[INFO] [stdout] 5361 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[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-ee08d5593d71261c/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-ee08d5593d71261c/out/parser/grammar.rs:4452:5
[INFO] [stdout]      |
[INFO] [stdout] 4452 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4463:5
[INFO] [stdout]      |
[INFO] [stdout] 4463 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4500:5
[INFO] [stdout]      |
[INFO] [stdout] 4500 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4522:5
[INFO] [stdout]      |
[INFO] [stdout] 4522 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4602:5
[INFO] [stdout]      |
[INFO] [stdout] 4602 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4707:5
[INFO] [stdout]      |
[INFO] [stdout] 4707 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4797:5
[INFO] [stdout]      |
[INFO] [stdout] 4797 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4843:5
[INFO] [stdout]      |
[INFO] [stdout] 4843 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4911:5
[INFO] [stdout]      |
[INFO] [stdout] 4911 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4957:5
[INFO] [stdout]      |
[INFO] [stdout] 4957 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5003:5
[INFO] [stdout]      |
[INFO] [stdout] 5003 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5246:5
[INFO] [stdout]      |
[INFO] [stdout] 5246 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5281:5
[INFO] [stdout]      |
[INFO] [stdout] 5281 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5361:5
[INFO] [stdout]      |
[INFO] [stdout] 5361 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.64s
[INFO] running `Command { std: "docker" "inspect" "65742357183a8c09bffd968da6079369bc262fc1e5d7213b3d43b75af955649a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65742357183a8c09bffd968da6079369bc262fc1e5d7213b3d43b75af955649a", kill_on_drop: false }`
[INFO] [stdout] 65742357183a8c09bffd968da6079369bc262fc1e5d7213b3d43b75af955649a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 03d0b702fd104731e4c08a36b353bc6638476a8ad41be2595308a6075bdfe6dc
[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" "03d0b702fd104731e4c08a36b353bc6638476a8ad41be2595308a6075bdfe6dc", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::parser::scope::Scope`
[INFO] [stderr]   --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/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-ee08d5593d71261c/out/parser/grammar.rs:4452:5
[INFO] [stderr]      |
[INFO] [stderr] 4452 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4463:5
[INFO] [stderr]      |
[INFO] [stderr] 4463 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4500:5
[INFO] [stderr]      |
[INFO] [stderr] 4500 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4522:5
[INFO] [stderr]      |
[INFO] [stderr] 4522 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4602:5
[INFO] [stderr]      |
[INFO] [stderr] 4602 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4707:5
[INFO] [stderr]      |
[INFO] [stderr] 4707 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4797:5
[INFO] [stderr]      |
[INFO] [stderr] 4797 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4843:5
[INFO] [stderr]      |
[INFO] [stderr] 4843 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4911:5
[INFO] [stderr]      |
[INFO] [stderr] 4911 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4957:5
[INFO] [stderr]      |
[INFO] [stderr] 4957 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5003:5
[INFO] [stderr]      |
[INFO] [stderr] 5003 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5246:5
[INFO] [stderr]      |
[INFO] [stderr] 5246 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5281:5
[INFO] [stderr]      |
[INFO] [stderr] 5281 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5361:5
[INFO] [stderr]      |
[INFO] [stderr] 5361 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::parser::scope::Scope`
[INFO] [stderr]   --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/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-ee08d5593d71261c/out/parser/grammar.rs:4452:5
[INFO] [stderr]      |
[INFO] [stderr] 4452 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4463:5
[INFO] [stderr]      |
[INFO] [stderr] 4463 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4500:5
[INFO] [stderr]      |
[INFO] [stderr] 4500 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4522:5
[INFO] [stderr]      |
[INFO] [stderr] 4522 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4602:5
[INFO] [stderr]      |
[INFO] [stderr] 4602 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4707:5
[INFO] [stderr]      |
[INFO] [stderr] 4707 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4797:5
[INFO] [stderr]      |
[INFO] [stderr] 4797 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4843:5
[INFO] [stderr]      |
[INFO] [stderr] 4843 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4911:5
[INFO] [stderr]      |
[INFO] [stderr] 4911 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4957:5
[INFO] [stderr]      |
[INFO] [stderr] 4957 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5003:5
[INFO] [stderr]      |
[INFO] [stderr] 5003 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5246:5
[INFO] [stderr]      |
[INFO] [stderr] 5246 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5281:5
[INFO] [stderr]      |
[INFO] [stderr] 5281 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5361:5
[INFO] [stderr]      |
[INFO] [stderr] 5361 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/zypo_lib-a7f9f0334de59a58
[INFO] [stdout] running 2 tests
[INFO] [stdout] test parser::lib::tests::while_loop_ast ... ok
[INFO] [stdout] test parser::lib::tests::basic_function_ast ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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-ee08d5593d71261c/out/parser/grammar.rs:4452:5
[INFO] [stderr]      |
[INFO] [stderr] 4452 |     (___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/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4463:5
[INFO] [stderr]      |
[INFO] [stderr] 4463 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4500:5
[INFO] [stderr]      |
[INFO] [stderr] 4500 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4522:5
[INFO] [stderr]      |
[INFO] [stderr] 4522 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4602:5
[INFO] [stderr]      |
[INFO] [stderr] 4602 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4707:5
[INFO] [stderr]      |
[INFO] [stderr] 4707 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4797:5
[INFO] [stderr]      |
[INFO] [stderr] 4797 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4843:5
[INFO] [stderr]      |
[INFO] [stderr] 4843 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4911:5
[INFO] [stderr]      |
[INFO] [stderr] 4911 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:4957:5
[INFO] [stderr]      |
[INFO] [stderr] 4957 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5003:5
[INFO] [stderr]      |
[INFO] [stderr] 5003 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5246:5
[INFO] [stderr]      |
[INFO] [stderr] 5246 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5281:5
[INFO] [stderr]      |
[INFO] [stderr] 5281 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/zypo-lib-ee08d5593d71261c/out/parser/grammar.rs:5361:5
[INFO] [stderr]      |
[INFO] [stderr] 5361 |     (___0)
[INFO] [stderr]      |     ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[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] test src/parser/lib.rs - parser::lib::ast_result (line 37) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "03d0b702fd104731e4c08a36b353bc6638476a8ad41be2595308a6075bdfe6dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03d0b702fd104731e4c08a36b353bc6638476a8ad41be2595308a6075bdfe6dc", kill_on_drop: false }`
[INFO] [stdout] 03d0b702fd104731e4c08a36b353bc6638476a8ad41be2595308a6075bdfe6dc
