[INFO] cloning repository https://github.com/vojta7/pra-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vojta7/pra-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvojta7%2Fpra-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvojta7%2Fpra-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2697fac1868e5c4fa518ea514ce93f0ea1160ba6
[INFO] testing vojta7/pra-lang against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvojta7%2Fpra-lang" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vojta7/pra-lang on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vojta7/pra-lang
[INFO] finished tweaking git repo https://github.com/vojta7/pra-lang
[INFO] tweaked toml for git repo https://github.com/vojta7/pra-lang written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/vojta7/pra-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e1cfe9c1b80505749441c92cd4193c5e41a7988dd93a37bd23cc29714695eb9
[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" "6e1cfe9c1b80505749441c92cd4193c5e41a7988dd93a37bd23cc29714695eb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e1cfe9c1b80505749441c92cd4193c5e41a7988dd93a37bd23cc29714695eb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e1cfe9c1b80505749441c92cd4193c5e41a7988dd93a37bd23cc29714695eb9", kill_on_drop: false }`
[INFO] [stdout] 6e1cfe9c1b80505749441c92cd4193c5e41a7988dd93a37bd23cc29714695eb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1098dff52e31ba0703731ab3cb2dd728c60487257528f1de6a1929877141628e
[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" "1098dff52e31ba0703731ab3cb2dd728c60487257528f1de6a1929877141628e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling lalrpop-util v0.17.2
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling aho-corasick v0.7.8
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling ena v0.13.1
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling quote v1.0.2
[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 regex v1.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling lalrpop v0.17.2
[INFO] [stderr]    Compiling pra-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10722:5
[INFO] [stdout]       |
[INFO] [stdout] 10722 |     (__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/pra-lang-7d70fa528066231f/out/parser.rs:10733:5
[INFO] [stdout]       |
[INFO] [stdout] 10733 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10744:5
[INFO] [stdout]       |
[INFO] [stdout] 10744 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10936:5
[INFO] [stdout]       |
[INFO] [stdout] 10936 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11164:5
[INFO] [stdout]       |
[INFO] [stdout] 11164 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11194:5
[INFO] [stdout]       |
[INFO] [stdout] 11194 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11224:5
[INFO] [stdout]       |
[INFO] [stdout] 11224 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11254:5
[INFO] [stdout]       |
[INFO] [stdout] 11254 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11355:5
[INFO] [stdout]       |
[INFO] [stdout] 11355 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11587:5
[INFO] [stdout]       |
[INFO] [stdout] 11587 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11668:5
[INFO] [stdout]       |
[INFO] [stdout] 11668 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 57s
[INFO] running `Command { std: "docker" "inspect" "1098dff52e31ba0703731ab3cb2dd728c60487257528f1de6a1929877141628e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1098dff52e31ba0703731ab3cb2dd728c60487257528f1de6a1929877141628e", kill_on_drop: false }`
[INFO] [stdout] 1098dff52e31ba0703731ab3cb2dd728c60487257528f1de6a1929877141628e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f194300d5300109301de8a94175d9a63b9189f261b78bd3f24c8b3d7487b3da
[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" "0f194300d5300109301de8a94175d9a63b9189f261b78bd3f24c8b3d7487b3da", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10722:5
[INFO] [stdout]       |
[INFO] [stdout] 10722 |     (__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/pra-lang-7d70fa528066231f/out/parser.rs:10733:5
[INFO] [stdout]       |
[INFO] [stdout] 10733 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10744:5
[INFO] [stdout]       |
[INFO] [stdout] 10744 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10936:5
[INFO] [stdout]       |
[INFO] [stdout] 10936 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11164:5
[INFO] [stdout]       |
[INFO] [stdout] 11164 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11194:5
[INFO] [stdout]       |
[INFO] [stdout] 11194 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11224:5
[INFO] [stdout]       |
[INFO] [stdout] 11224 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pra-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11254:5
[INFO] [stdout]       |
[INFO] [stdout] 11254 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11355:5
[INFO] [stdout]       |
[INFO] [stdout] 11355 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11587:5
[INFO] [stdout]       |
[INFO] [stdout] 11587 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11668:5
[INFO] [stdout]       |
[INFO] [stdout] 11668 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10722:5
[INFO] [stdout]       |
[INFO] [stdout] 10722 |     (__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/pra-lang-7d70fa528066231f/out/parser.rs:10733:5
[INFO] [stdout]       |
[INFO] [stdout] 10733 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10744:5
[INFO] [stdout]       |
[INFO] [stdout] 10744 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10936:5
[INFO] [stdout]       |
[INFO] [stdout] 10936 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11164:5
[INFO] [stdout]       |
[INFO] [stdout] 11164 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11194:5
[INFO] [stdout]       |
[INFO] [stdout] 11194 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11224:5
[INFO] [stdout]       |
[INFO] [stdout] 11224 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11254:5
[INFO] [stdout]       |
[INFO] [stdout] 11254 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11355:5
[INFO] [stdout]       |
[INFO] [stdout] 11355 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11587:5
[INFO] [stdout]       |
[INFO] [stdout] 11587 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11668:5
[INFO] [stdout]       |
[INFO] [stdout] 11668 |     (__0)
[INFO] [stdout]       |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `Command { std: "docker" "inspect" "0f194300d5300109301de8a94175d9a63b9189f261b78bd3f24c8b3d7487b3da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f194300d5300109301de8a94175d9a63b9189f261b78bd3f24c8b3d7487b3da", kill_on_drop: false }`
[INFO] [stdout] 0f194300d5300109301de8a94175d9a63b9189f261b78bd3f24c8b3d7487b3da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", 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] d2fcbcfef8c76556970d516067979157c1b8dd8c9be7a8f8d3bc4769d9af9285
[INFO] running `Command { std: "docker" "start" "-a" "d2fcbcfef8c76556970d516067979157c1b8dd8c9be7a8f8d3bc4769d9af9285", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10722:5
[INFO] [stderr]       |
[INFO] [stderr] 10722 |     (__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/pra-lang-7d70fa528066231f/out/parser.rs:10733:5
[INFO] [stderr]       |
[INFO] [stderr] 10733 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10744:5
[INFO] [stderr]       |
[INFO] [stderr] 10744 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10936:5
[INFO] [stderr]       |
[INFO] [stderr] 10936 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11164:5
[INFO] [stderr]       |
[INFO] [stderr] 11164 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11194:5
[INFO] [stderr]       |
[INFO] [stderr] 11194 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11224:5
[INFO] [stderr]       |
[INFO] [stderr] 11224 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11254:5
[INFO] [stderr]       |
[INFO] [stderr] 11254 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11355:5
[INFO] [stderr]       |
[INFO] [stderr] 11355 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11587:5
[INFO] [stderr]       |
[INFO] [stderr] 11587 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11668:5
[INFO] [stderr]       |
[INFO] [stderr] 11668 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10722:5
[INFO] [stderr]       |
[INFO] [stderr] 10722 |     (__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/pra-lang-7d70fa528066231f/out/parser.rs:10733:5
[INFO] [stderr]       |
[INFO] [stderr] 10733 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10744:5
[INFO] [stderr]       |
[INFO] [stderr] 10744 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10936:5
[INFO] [stderr]       |
[INFO] [stderr] 10936 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11164:5
[INFO] [stderr]       |
[INFO] [stderr] 11164 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11194:5
[INFO] [stderr]       |
[INFO] [stderr] 11194 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11224:5
[INFO] [stderr]       |
[INFO] [stderr] 11224 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11254:5
[INFO] [stderr]       |
[INFO] [stderr] 11254 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11355:5
[INFO] [stderr]       |
[INFO] [stderr] 11355 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11587:5
[INFO] [stderr]       |
[INFO] [stderr] 11587 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11668:5
[INFO] [stderr]       |
[INFO] [stderr] 11668 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mylib-6735f924a29e9a39)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test lexer::test::comments_lexer ... ok
[INFO] [stdout] test lexer::test::complex_lexer ... ok
[INFO] [stdout] test lexer::test::dec_literal_lexer ... ok
[INFO] [stdout] test lexer::test::string_lexer ... ok
[INFO] [stdout] test lexer::test::symbol_lexer ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mybin-a8e6e9025e27a4b0)
[INFO] [stdout] test lexer::test::ident_lexer ... ok
[INFO] [stderr]    Doc-tests mylib
[INFO] [stdout] test lexer::test::brackets_lexer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10722:5
[INFO] [stderr]       |
[INFO] [stderr] 10722 |     (__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/pra-lang-7d70fa528066231f/out/parser.rs:10733:5
[INFO] [stderr]       |
[INFO] [stderr] 10733 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10744:5
[INFO] [stderr]       |
[INFO] [stderr] 10744 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:10936:5
[INFO] [stderr]       |
[INFO] [stderr] 10936 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11164:5
[INFO] [stderr]       |
[INFO] [stderr] 11164 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11194:5
[INFO] [stderr]       |
[INFO] [stderr] 11194 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11224:5
[INFO] [stderr]       |
[INFO] [stderr] 11224 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11254:5
[INFO] [stderr]       |
[INFO] [stderr] 11254 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11355:5
[INFO] [stderr]       |
[INFO] [stderr] 11355 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11587:5
[INFO] [stderr]       |
[INFO] [stderr] 11587 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/target/debug/build/pra-lang-7d70fa528066231f/out/parser.rs:11668:5
[INFO] [stderr]       |
[INFO] [stderr] 11668 |     (__0)
[INFO] [stderr]       |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d2fcbcfef8c76556970d516067979157c1b8dd8c9be7a8f8d3bc4769d9af9285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2fcbcfef8c76556970d516067979157c1b8dd8c9be7a8f8d3bc4769d9af9285", kill_on_drop: false }`
[INFO] [stdout] d2fcbcfef8c76556970d516067979157c1b8dd8c9be7a8f8d3bc4769d9af9285