[INFO] cloning repository https://github.com/amling/r4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amling/r4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famling%2Fr4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famling%2Fr4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bdb1c29d83fd9c2965945efdab20f44b51189073
[INFO] testing amling/r4 against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famling%2Fr4" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/amling/r4 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/amling/r4
[INFO] finished tweaking git repo https://github.com/amling/r4
[INFO] tweaked toml for git repo https://github.com/amling/r4 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/amling/r4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] 6d3b3e0007b9fe85a31d4de8e3ebc5f0e60f8f65991b6bc5bc781fd8c09e46ae
[INFO] running `Command { std: "docker" "start" "-a" "6d3b3e0007b9fe85a31d4de8e3ebc5f0e60f8f65991b6bc5bc781fd8c09e46ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d3b3e0007b9fe85a31d4de8e3ebc5f0e60f8f65991b6bc5bc781fd8c09e46ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d3b3e0007b9fe85a31d4de8e3ebc5f0e60f8f65991b6bc5bc781fd8c09e46ae", kill_on_drop: false }`
[INFO] [stdout] 6d3b3e0007b9fe85a31d4de8e3ebc5f0e60f8f65991b6bc5bc781fd8c09e46ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 39f8f1637ee2beca66ae07daef4b1e7fc8881550066f81ed4974774cae26e95c
[INFO] running `Command { std: "docker" "start" "-a" "39f8f1637ee2beca66ae07daef4b1e7fc8881550066f81ed4974774cae26e95c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.21
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]    Compiling ars_macro v1.0.0 (/opt/rustwide/workdir/ars/macro)
[INFO] [stderr]    Compiling ars_validates v1.0.0 (/opt/rustwide/workdir/ars/validates)
[INFO] [stderr]    Compiling byte-tools v0.3.0
[INFO] [stderr]    Compiling opaque-debug v0.2.1
[INFO] [stderr]    Compiling bit-vec v0.5.0
[INFO] [stderr]    Compiling lalrpop-util v0.17.2
[INFO] [stderr]    Compiling ars_sync v1.0.0 (/opt/rustwide/workdir/ars/sync)
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling rlua v0.15.3
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.1
[INFO] [stderr]    Compiling block-padding v0.1.2
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling registry_args v1.0.0 (/opt/rustwide/workdir/registry_args)
[INFO] [stderr]    Compiling ars_ds v1.0.0 (/opt/rustwide/workdir/ars/ds)
[INFO] [stderr]    Compiling ena v0.13.1
[INFO] [stderr]    Compiling bit-set v0.5.0
[INFO] [stderr]    Compiling block-buffer v0.7.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling ars_opts v1.0.0 (/opt/rustwide/workdir/ars/opts)
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling registry_args_derive v1.0.0 (/opt/rustwide/workdir/registry_args_derive)
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]    Compiling ars_validates_derive v1.0.0 (/opt/rustwide/workdir/ars/validates_derive)
[INFO] [stderr]    Compiling record v1.0.0 (/opt/rustwide/workdir/record)
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling stream v1.0.0 (/opt/rustwide/workdir/stream)
[INFO] [stderr]    Compiling bgop v1.0.0 (/opt/rustwide/workdir/bgop)
[INFO] [stderr]    Compiling registry v1.0.0 (/opt/rustwide/workdir/registry)
[INFO] [stderr]    Compiling deaggregator v1.0.0 (/opt/rustwide/workdir/deaggregator)
[INFO] [stderr]    Compiling clumper v1.0.0 (/opt/rustwide/workdir/clumper)
[INFO] [stderr]    Compiling sorts v1.0.0 (/opt/rustwide/workdir/sorts)
[INFO] [stderr]    Compiling aggregator v1.0.0 (/opt/rustwide/workdir/aggregator)
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling docopt v1.0.2
[INFO] [stderr]    Compiling lalrpop v0.17.2
[INFO] [stderr]    Compiling executor v1.0.0 (/opt/rustwide/workdir/executor)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3811:5
[INFO] [stdout]      |
[INFO] [stdout] 3811 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3811 -     (__0)
[INFO] [stdout] 3811 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3867:5
[INFO] [stdout]      |
[INFO] [stdout] 3867 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3867 -     (__0)
[INFO] [stdout] 3867 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3893:5
[INFO] [stdout]      |
[INFO] [stdout] 3893 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3893 -     (__0)
[INFO] [stdout] 3893 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3917:5
[INFO] [stdout]      |
[INFO] [stdout] 3917 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3917 -     (__0)
[INFO] [stdout] 3917 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3963:5
[INFO] [stdout]      |
[INFO] [stdout] 3963 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3963 -     (__0)
[INFO] [stdout] 3963 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4119:5
[INFO] [stdout]      |
[INFO] [stdout] 4119 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4119 -     (__0)
[INFO] [stdout] 4119 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4176:5
[INFO] [stdout]      |
[INFO] [stdout] 4176 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4176 -     (__0)
[INFO] [stdout] 4176 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4244:5
[INFO] [stdout]      |
[INFO] [stdout] 4244 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4244 -     (__0)
[INFO] [stdout] 4244 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4257:5
[INFO] [stdout]      |
[INFO] [stdout] 4257 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4257 -     (__0)
[INFO] [stdout] 4257 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4294:5
[INFO] [stdout]      |
[INFO] [stdout] 4294 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4294 -     (__0)
[INFO] [stdout] 4294 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4305:5
[INFO] [stdout]      |
[INFO] [stdout] 4305 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4305 -     (__0)
[INFO] [stdout] 4305 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4316:5
[INFO] [stdout]      |
[INFO] [stdout] 4316 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4316 -     (__0)
[INFO] [stdout] 4316 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4548:5
[INFO] [stdout]      |
[INFO] [stdout] 4548 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4548 -     (__0)
[INFO] [stdout] 4548 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4606:5
[INFO] [stdout]      |
[INFO] [stdout] 4606 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4606 -     (__0)
[INFO] [stdout] 4606 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4664:5
[INFO] [stdout]      |
[INFO] [stdout] 4664 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4664 -     (__0)
[INFO] [stdout] 4664 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling operation v1.0.0 (/opt/rustwide/workdir/operation)
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling r4 v1.0.0 (/opt/rustwide/workdir/r4)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 45s
[INFO] running `Command { std: "docker" "inspect" "39f8f1637ee2beca66ae07daef4b1e7fc8881550066f81ed4974774cae26e95c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39f8f1637ee2beca66ae07daef4b1e7fc8881550066f81ed4974774cae26e95c", kill_on_drop: false }`
[INFO] [stdout] 39f8f1637ee2beca66ae07daef4b1e7fc8881550066f81ed4974774cae26e95c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8b233b44bcab590fc5512adc3221b324fafb517bea2f53036b37236ef514535a
[INFO] running `Command { std: "docker" "start" "-a" "8b233b44bcab590fc5512adc3221b324fafb517bea2f53036b37236ef514535a", kill_on_drop: false }`
[INFO] [stderr]    Compiling registry_args v1.0.0 (/opt/rustwide/workdir/registry_args)
[INFO] [stderr]    Compiling record v1.0.0 (/opt/rustwide/workdir/record)
[INFO] [stderr]    Compiling stream v1.0.0 (/opt/rustwide/workdir/stream)
[INFO] [stderr]    Compiling registry_args_derive v1.0.0 (/opt/rustwide/workdir/registry_args_derive)
[INFO] [stderr]    Compiling registry v1.0.0 (/opt/rustwide/workdir/registry)
[INFO] [stderr]    Compiling bgop v1.0.0 (/opt/rustwide/workdir/bgop)
[INFO] [stderr]    Compiling deaggregator v1.0.0 (/opt/rustwide/workdir/deaggregator)
[INFO] [stderr]    Compiling aggregator v1.0.0 (/opt/rustwide/workdir/aggregator)
[INFO] [stderr]    Compiling sorts v1.0.0 (/opt/rustwide/workdir/sorts)
[INFO] [stderr]    Compiling clumper v1.0.0 (/opt/rustwide/workdir/clumper)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3811:5
[INFO] [stdout]      |
[INFO] [stdout] 3811 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3811 -     (__0)
[INFO] [stdout] 3811 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3867:5
[INFO] [stdout]      |
[INFO] [stdout] 3867 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3867 -     (__0)
[INFO] [stdout] 3867 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3893:5
[INFO] [stdout]      |
[INFO] [stdout] 3893 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3893 -     (__0)
[INFO] [stdout] 3893 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3917:5
[INFO] [stdout]      |
[INFO] [stdout] 3917 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3917 -     (__0)
[INFO] [stdout] 3917 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3963:5
[INFO] [stdout]      |
[INFO] [stdout] 3963 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3963 -     (__0)
[INFO] [stdout] 3963 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4119:5
[INFO] [stdout]      |
[INFO] [stdout] 4119 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4119 -     (__0)
[INFO] [stdout] 4119 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4176:5
[INFO] [stdout]      |
[INFO] [stdout] 4176 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4176 -     (__0)
[INFO] [stdout] 4176 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4244:5
[INFO] [stdout]      |
[INFO] [stdout] 4244 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4244 -     (__0)
[INFO] [stdout] 4244 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4257:5
[INFO] [stdout]      |
[INFO] [stdout] 4257 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4257 -     (__0)
[INFO] [stdout] 4257 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4294:5
[INFO] [stdout]      |
[INFO] [stdout] 4294 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4294 -     (__0)
[INFO] [stdout] 4294 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4305:5
[INFO] [stdout]      |
[INFO] [stdout] 4305 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4305 -     (__0)
[INFO] [stdout] 4305 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4316:5
[INFO] [stdout]      |
[INFO] [stdout] 4316 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4316 -     (__0)
[INFO] [stdout] 4316 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4548:5
[INFO] [stdout]      |
[INFO] [stdout] 4548 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4548 -     (__0)
[INFO] [stdout] 4548 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4606:5
[INFO] [stdout]      |
[INFO] [stdout] 4606 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4606 -     (__0)
[INFO] [stdout] 4606 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4664:5
[INFO] [stdout]      |
[INFO] [stdout] 4664 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4664 -     (__0)
[INFO] [stdout] 4664 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling executor v1.0.0 (/opt/rustwide/workdir/executor)
[INFO] [stderr]    Compiling operation v1.0.0 (/opt/rustwide/workdir/operation)
[INFO] [stderr]    Compiling r4 v1.0.0 (/opt/rustwide/workdir/r4)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3811:5
[INFO] [stdout]      |
[INFO] [stdout] 3811 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3811 -     (__0)
[INFO] [stdout] 3811 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3867:5
[INFO] [stdout]      |
[INFO] [stdout] 3867 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3867 -     (__0)
[INFO] [stdout] 3867 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3893:5
[INFO] [stdout]      |
[INFO] [stdout] 3893 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3893 -     (__0)
[INFO] [stdout] 3893 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3917:5
[INFO] [stdout]      |
[INFO] [stdout] 3917 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3917 -     (__0)
[INFO] [stdout] 3917 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3963:5
[INFO] [stdout]      |
[INFO] [stdout] 3963 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3963 -     (__0)
[INFO] [stdout] 3963 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4119:5
[INFO] [stdout]      |
[INFO] [stdout] 4119 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4119 -     (__0)
[INFO] [stdout] 4119 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4176:5
[INFO] [stdout]      |
[INFO] [stdout] 4176 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4176 -     (__0)
[INFO] [stdout] 4176 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4244:5
[INFO] [stdout]      |
[INFO] [stdout] 4244 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4244 -     (__0)
[INFO] [stdout] 4244 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4257:5
[INFO] [stdout]      |
[INFO] [stdout] 4257 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4257 -     (__0)
[INFO] [stdout] 4257 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4294:5
[INFO] [stdout]      |
[INFO] [stdout] 4294 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4294 -     (__0)
[INFO] [stdout] 4294 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4305:5
[INFO] [stdout]      |
[INFO] [stdout] 4305 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4305 -     (__0)
[INFO] [stdout] 4305 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4316:5
[INFO] [stdout]      |
[INFO] [stdout] 4316 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4316 -     (__0)
[INFO] [stdout] 4316 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4548:5
[INFO] [stdout]      |
[INFO] [stdout] 4548 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4548 -     (__0)
[INFO] [stdout] 4548 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4606:5
[INFO] [stdout]      |
[INFO] [stdout] 4606 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4606 -     (__0)
[INFO] [stdout] 4606 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4664:5
[INFO] [stdout]      |
[INFO] [stdout] 4664 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4664 -     (__0)
[INFO] [stdout] 4664 +     __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 14.43s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/aggregator-f861187cc5e616ac)
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/bgop-242412a64d79df2d)
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/clumper-b2559158eefd9f4e)
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/deaggregator-6b4141e36b65231c)
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/executor-41cbef1427d2db63)
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/operation-664b63f1bb824845)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/r4-53552493c20fea28)
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/record-b7336f39982a8050)
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/registry-234e4851a3a2a6f0)
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/registry_args-6457193994757eee)
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/registry_args_derive-906793abf63ffc79)
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/sorts-54656195e583f06f)
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/stream-ef8948044d98723b)
[INFO] running `Command { std: "docker" "inspect" "8b233b44bcab590fc5512adc3221b324fafb517bea2f53036b37236ef514535a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b233b44bcab590fc5512adc3221b324fafb517bea2f53036b37236ef514535a", kill_on_drop: false }`
[INFO] [stdout] 8b233b44bcab590fc5512adc3221b324fafb517bea2f53036b37236ef514535a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 8dcba63e7548102bc3d2ebbb2ed20872e87664918a3158fc87cb6e49cb510a5b
[INFO] running `Command { std: "docker" "start" "-a" "8dcba63e7548102bc3d2ebbb2ed20872e87664918a3158fc87cb6e49cb510a5b", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3811:5
[INFO] [stderr]      |
[INFO] [stderr] 3811 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3811 -     (__0)
[INFO] [stderr] 3811 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3867:5
[INFO] [stderr]      |
[INFO] [stderr] 3867 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3867 -     (__0)
[INFO] [stderr] 3867 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3893:5
[INFO] [stderr]      |
[INFO] [stderr] 3893 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3893 -     (__0)
[INFO] [stderr] 3893 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3917:5
[INFO] [stderr]      |
[INFO] [stderr] 3917 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3917 -     (__0)
[INFO] [stderr] 3917 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3963:5
[INFO] [stderr]      |
[INFO] [stderr] 3963 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3963 -     (__0)
[INFO] [stderr] 3963 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4119:5
[INFO] [stderr]      |
[INFO] [stderr] 4119 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4119 -     (__0)
[INFO] [stderr] 4119 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4176:5
[INFO] [stderr]      |
[INFO] [stderr] 4176 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4176 -     (__0)
[INFO] [stderr] 4176 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4244:5
[INFO] [stderr]      |
[INFO] [stderr] 4244 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4244 -     (__0)
[INFO] [stderr] 4244 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4257:5
[INFO] [stderr]      |
[INFO] [stderr] 4257 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4257 -     (__0)
[INFO] [stderr] 4257 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4294:5
[INFO] [stderr]      |
[INFO] [stderr] 4294 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4294 -     (__0)
[INFO] [stderr] 4294 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4305:5
[INFO] [stderr]      |
[INFO] [stderr] 4305 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4305 -     (__0)
[INFO] [stderr] 4305 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4316:5
[INFO] [stderr]      |
[INFO] [stderr] 4316 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4316 -     (__0)
[INFO] [stderr] 4316 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4548:5
[INFO] [stderr]      |
[INFO] [stderr] 4548 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4548 -     (__0)
[INFO] [stderr] 4548 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4606:5
[INFO] [stderr]      |
[INFO] [stderr] 4606 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4606 -     (__0)
[INFO] [stderr] 4606 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4664:5
[INFO] [stderr]      |
[INFO] [stderr] 4664 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4664 -     (__0)
[INFO] [stderr] 4664 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: `executor` (lib) generated 15 warnings
[INFO] [stderr] warning: `executor` (lib test) generated 15 warnings (15 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/aggregator-f861187cc5e616ac)
[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]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bgop-242412a64d79df2d)
[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]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/clumper-b2559158eefd9f4e)
[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]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/deaggregator-6b4141e36b65231c)
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/executor-41cbef1427d2db63)
[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] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test lua::tests::test_tables_suck ... ok
[INFO] [stdout] test lua::tests::test_arr ... ok
[INFO] [stdout] test lua::tests::test_deep_index ... ok
[INFO] [stdout] test lua::tests::test_fp ... ok
[INFO] [stdout] test lua::tests::test_to_lua ... ok
[INFO] [stdout] test lua::tests::test_simple ... ok
[INFO] [stdout] test lua::tests::test_assign_hash ... ok
[INFO] [stdout] test lua::tests::test_reassign_ud ... ok
[INFO] [stdout] test r4l::tests::test_simple ... ok
[INFO] [stdout] test r4l::tests::test_diamond ... ok
[INFO] [stdout] test r4l::tests::test_reassign ... ok
[INFO] [stdout] test r4l::tests::test_array_literal ... ok
[INFO] [stdout] test r4l::tests::test_assign_hash ... ok
[INFO] [stdout] test r4l::tests::test_deep_index ... ok
[INFO] [stdout] test r4l::tests::test_del ... ok
[INFO] [stdout] test r4l::tests::test_vars ... ok
[INFO] [stdout] test r4l::tests::test_get_fill ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/operation-664b63f1bb824845)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/r4-53552493c20fea28)
[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]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/record-b7336f39982a8050)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_set_path ... ok
[INFO] [stdout] test tests::test_serde ... ok
[INFO] [stdout] test tests::test_get_path ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/registry-234e4851a3a2a6f0)
[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]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/registry_args-6457193994757eee)
[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]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/registry_args_derive-906793abf63ffc79)
[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]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sorts-54656195e583f06f)
[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]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stream-ef8948044d98723b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests aggregator
[INFO] [stdout] test result: ok. 0 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]    Doc-tests bgop
[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]    Doc-tests clumper
[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]    Doc-tests deaggregator
[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]    Doc-tests executor
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3811:5
[INFO] [stderr]      |
[INFO] [stderr] 3811 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3811 -     (__0)
[INFO] [stderr] 3811 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3867:5
[INFO] [stderr]      |
[INFO] [stderr] 3867 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3867 -     (__0)
[INFO] [stderr] 3867 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3893:5
[INFO] [stderr]      |
[INFO] [stderr] 3893 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3893 -     (__0)
[INFO] [stderr] 3893 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3917:5
[INFO] [stderr]      |
[INFO] [stderr] 3917 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3917 -     (__0)
[INFO] [stderr] 3917 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:3963:5
[INFO] [stderr]      |
[INFO] [stderr] 3963 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3963 -     (__0)
[INFO] [stderr] 3963 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4119:5
[INFO] [stderr]      |
[INFO] [stderr] 4119 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4119 -     (__0)
[INFO] [stderr] 4119 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4176:5
[INFO] [stderr]      |
[INFO] [stderr] 4176 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4176 -     (__0)
[INFO] [stderr] 4176 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4244:5
[INFO] [stderr]      |
[INFO] [stderr] 4244 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4244 -     (__0)
[INFO] [stderr] 4244 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4257:5
[INFO] [stderr]      |
[INFO] [stderr] 4257 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4257 -     (__0)
[INFO] [stderr] 4257 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4294:5
[INFO] [stderr]      |
[INFO] [stderr] 4294 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4294 -     (__0)
[INFO] [stderr] 4294 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4305:5
[INFO] [stderr]      |
[INFO] [stderr] 4305 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4305 -     (__0)
[INFO] [stderr] 4305 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4316:5
[INFO] [stderr]      |
[INFO] [stderr] 4316 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4316 -     (__0)
[INFO] [stderr] 4316 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4548:5
[INFO] [stderr]      |
[INFO] [stderr] 4548 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4548 -     (__0)
[INFO] [stderr] 4548 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4606:5
[INFO] [stderr]      |
[INFO] [stderr] 4606 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4606 -     (__0)
[INFO] [stderr] 4606 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/executor-1e1e5ccc235ee3f0/out/r4l/parse.rs:4664:5
[INFO] [stderr]      |
[INFO] [stderr] 4664 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 4664 -     (__0)
[INFO] [stderr] 4664 +     __0
[INFO] [stderr]      | 
[INFO] [stderr] 
[INFO] [stderr] warning: 15 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] [stderr]    Doc-tests operation
[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]    Doc-tests record
[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]    Doc-tests registry
[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]    Doc-tests registry_args
[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]    Doc-tests registry_args_derive
[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]    Doc-tests sorts
[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]    Doc-tests stream
[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" "8dcba63e7548102bc3d2ebbb2ed20872e87664918a3158fc87cb6e49cb510a5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dcba63e7548102bc3d2ebbb2ed20872e87664918a3158fc87cb6e49cb510a5b", kill_on_drop: false }`
[INFO] [stdout] 8dcba63e7548102bc3d2ebbb2ed20872e87664918a3158fc87cb6e49cb510a5b