[INFO] cloning repository https://github.com/jhosein58/lui
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jhosein58/lui" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhosein58%2Flui", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhosein58%2Flui'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d4dd8bcbcd3315396f481cef7be85f704a13c07
[INFO] checking jhosein58/lui against try#1c4199da70f816f2239f41c55168ff75a3663718 for 155501-infallible-never-no-reservation
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhosein58%2Flui" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jhosein58/lui
[INFO] finished tweaking git repo https://github.com/jhosein58/lui
[INFO] tweaked toml for git repo https://github.com/jhosein58/lui written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jhosein58/lui on toolchain 1c4199da70f816f2239f41c55168ff75a3663718
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jhosein58/lui already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76b2a3b99b4276f09f7fada7c5f26edd572c2ebc70f97e72b03c755a50d96e14
[INFO] running `Command { std: "docker" "start" "-a" "76b2a3b99b4276f09f7fada7c5f26edd572c2ebc70f97e72b03c755a50d96e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76b2a3b99b4276f09f7fada7c5f26edd572c2ebc70f97e72b03c755a50d96e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76b2a3b99b4276f09f7fada7c5f26edd572c2ebc70f97e72b03c755a50d96e14", kill_on_drop: false }`
[INFO] [stdout] 76b2a3b99b4276f09f7fada7c5f26edd572c2ebc70f97e72b03c755a50d96e14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c014b658c55b7e0d2fb67b0cad8ff64d9a9a1b7b5b980e8072eb51b928b9221e
[INFO] running `Command { std: "docker" "start" "-a" "c014b658c55b7e0d2fb67b0cad8ff64d9a9a1b7b5b980e8072eb51b928b9221e", kill_on_drop: false }`
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[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:40:63
[INFO] [stdout]    |
[INFO] [stdout] 40 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]    |                                                         ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 40 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:50:63
[INFO] [stdout]    |
[INFO] [stdout] 50 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]    |                                                         ^             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 50 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:71:63
[INFO] [stdout]    |
[INFO] [stdout] 71 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]    |                                                         ^             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 71 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 71 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:81:63
[INFO] [stdout]    |
[INFO] [stdout] 81 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]    |                                                         ^             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 81 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 81 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:102:63
[INFO] [stdout]     |
[INFO] [stdout] 102 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]     |                                                         ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 102 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 102 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:112:63
[INFO] [stdout]     |
[INFO] [stdout] 112 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]     |                                                         ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 112 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 112 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:133:63
[INFO] [stdout]     |
[INFO] [stdout] 133 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]     |                                                         ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 133 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 133 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:143:63
[INFO] [stdout]     |
[INFO] [stdout] 143 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]     |                                                         ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 143 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 143 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:164:63
[INFO] [stdout]     |
[INFO] [stdout] 164 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]     |                                                         ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 164 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 164 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:174:63
[INFO] [stdout]     |
[INFO] [stdout] 174 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]     |                                                         ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 174 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 174 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:40:63
[INFO] [stdout]    |
[INFO] [stdout] 40 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]    |                                                         ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 40 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:50:63
[INFO] [stdout]    |
[INFO] [stdout] 50 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]    |                                                         ^             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 50 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:71:63
[INFO] [stdout]    |
[INFO] [stdout] 71 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]    |                                                         ^             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 71 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 71 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:81:63
[INFO] [stdout]    |
[INFO] [stdout] 81 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]    |                                                         ^             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 81 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 81 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:102:63
[INFO] [stdout]     |
[INFO] [stdout] 102 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]     |                                                         ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 102 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 102 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:112:63
[INFO] [stdout]     |
[INFO] [stdout] 112 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]     |                                                         ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 112 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 112 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:133:63
[INFO] [stdout]     |
[INFO] [stdout] 133 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]     |                                                         ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 133 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 133 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:143:63
[INFO] [stdout]     |
[INFO] [stdout] 143 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]     |                                                         ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 143 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 143 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:164:63
[INFO] [stdout]     |
[INFO] [stdout] 164 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]     |                                                         ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 164 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 164 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:174:63
[INFO] [stdout]     |
[INFO] [stdout] 174 | ...                   PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout]     |                                                         ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 174 -                             PosVal::Expr(Box::new(|sw,_,pw,_| ((pw - sw) / 2) )), 
[INFO] [stdout] 174 +                             PosVal::Expr(Box::new(|sw,_,pw,_| (pw - sw) / 2  )), 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `Command { std: "docker" "inspect" "c014b658c55b7e0d2fb67b0cad8ff64d9a9a1b7b5b980e8072eb51b928b9221e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c014b658c55b7e0d2fb67b0cad8ff64d9a9a1b7b5b980e8072eb51b928b9221e", kill_on_drop: false }`
[INFO] [stdout] c014b658c55b7e0d2fb67b0cad8ff64d9a9a1b7b5b980e8072eb51b928b9221e
