[INFO] cloning repository https://github.com/ReeezZ/rust_guitar_app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ReeezZ/rust_guitar_app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReeezZ%2Frust_guitar_app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReeezZ%2Frust_guitar_app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1012ffe9c162aa2946aaea5d5763a19e1a23566b
[INFO] building ReeezZ/rust_guitar_app against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReeezZ%2Frust_guitar_app" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/ReeezZ/rust_guitar_app
[INFO] finished tweaking git repo https://github.com/ReeezZ/rust_guitar_app
[INFO] tweaked toml for git repo https://github.com/ReeezZ/rust_guitar_app written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ReeezZ/rust_guitar_app on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ReeezZ/rust_guitar_app 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "d94f00ea4a4bcdb86e9055f2daf55d5d7c9fbeee661321d46e29eac40765c58e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d94f00ea4a4bcdb86e9055f2daf55d5d7c9fbeee661321d46e29eac40765c58e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d94f00ea4a4bcdb86e9055f2daf55d5d7c9fbeee661321d46e29eac40765c58e", kill_on_drop: false }`
[INFO] [stdout] d94f00ea4a4bcdb86e9055f2daf55d5d7c9fbeee661321d46e29eac40765c58e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a7e5162912a7d047a1f29bb1f1cbc2c1eada419db69d1b3006342516121df0c
[INFO] running `Command { std: "docker" "start" "-a" "0a7e5162912a7d047a1f29bb1f1cbc2c1eada419db69d1b3006342516121df0c", kill_on_drop: false }`
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[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/components/fretboard/base/parts.rs:49:26
[INFO] [stdout]    |
[INFO] [stdout] 49 |       key=move |fret_no| (*fret_no)
[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] 49 -       key=move |fret_no| (*fret_no)
[INFO] [stdout] 49 +       key=move |fret_no| *fret_no 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/components/fretboard/base/parts.rs:97:20
[INFO] [stdout]    |
[INFO] [stdout] 97 |       each=move || (0..num_strings.get())
[INFO] [stdout]    |                    ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 97 -       each=move || (0..num_strings.get())
[INFO] [stdout] 97 +       each=move || 0..num_strings.get() 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/components/fretboard/base/parts.rs:135:23
[INFO] [stdout]     |
[INFO] [stdout] 135 |       key=move |fret| (*fret)
[INFO] [stdout]     |                       ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 135 -       key=move |fret| (*fret)
[INFO] [stdout] 135 +       key=move |fret| *fret 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/components/fretboard/base/parts.rs:345:22
[INFO] [stdout]     |
[INFO] [stdout] 345 |         each=move || (0..layout.num_strings.get())
[INFO] [stdout]     |                      ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 345 -         each=move || (0..layout.num_strings.get())
[INFO] [stdout] 345 +         each=move || 0..layout.num_strings.get() 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 05s
[INFO] running `Command { std: "docker" "inspect" "0a7e5162912a7d047a1f29bb1f1cbc2c1eada419db69d1b3006342516121df0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a7e5162912a7d047a1f29bb1f1cbc2c1eada419db69d1b3006342516121df0c", kill_on_drop: false }`
[INFO] [stdout] 0a7e5162912a7d047a1f29bb1f1cbc2c1eada419db69d1b3006342516121df0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7247119fd8bad78bc0f64460143c86e8bbb4473814917989af560ee2d2e15c28
[INFO] running `Command { std: "docker" "start" "-a" "7247119fd8bad78bc0f64460143c86e8bbb4473814917989af560ee2d2e15c28", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_guitar_app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/components/fretboard/base/parts.rs:49:26
[INFO] [stdout]    |
[INFO] [stdout] 49 |       key=move |fret_no| (*fret_no)
[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] 49 -       key=move |fret_no| (*fret_no)
[INFO] [stdout] 49 +       key=move |fret_no| *fret_no 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/components/fretboard/base/parts.rs:97:20
[INFO] [stdout]    |
[INFO] [stdout] 97 |       each=move || (0..num_strings.get())
[INFO] [stdout]    |                    ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 97 -       each=move || (0..num_strings.get())
[INFO] [stdout] 97 +       each=move || 0..num_strings.get() 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/components/fretboard/base/parts.rs:135:23
[INFO] [stdout]     |
[INFO] [stdout] 135 |       key=move |fret| (*fret)
[INFO] [stdout]     |                       ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 135 -       key=move |fret| (*fret)
[INFO] [stdout] 135 +       key=move |fret| *fret 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/components/fretboard/base/parts.rs:345:22
[INFO] [stdout]     |
[INFO] [stdout] 345 |         each=move || (0..layout.num_strings.get())
[INFO] [stdout]     |                      ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 345 -         each=move || (0..layout.num_strings.get())
[INFO] [stdout] 345 +         each=move || 0..layout.num_strings.get() 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/components/fretboard/base/parts.rs:49:26
[INFO] [stdout]    |
[INFO] [stdout] 49 |       key=move |fret_no| (*fret_no)
[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] 49 -       key=move |fret_no| (*fret_no)
[INFO] [stdout] 49 +       key=move |fret_no| *fret_no 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/components/fretboard/base/parts.rs:97:20
[INFO] [stdout]    |
[INFO] [stdout] 97 |       each=move || (0..num_strings.get())
[INFO] [stdout]    |                    ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 97 -       each=move || (0..num_strings.get())
[INFO] [stdout] 97 +       each=move || 0..num_strings.get() 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/components/fretboard/base/parts.rs:135:23
[INFO] [stdout]     |
[INFO] [stdout] 135 |       key=move |fret| (*fret)
[INFO] [stdout]     |                       ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 135 -       key=move |fret| (*fret)
[INFO] [stdout] 135 +       key=move |fret| *fret 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/components/fretboard/base/parts.rs:345:22
[INFO] [stdout]     |
[INFO] [stdout] 345 |         each=move || (0..layout.num_strings.get())
[INFO] [stdout]     |                      ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 345 -         each=move || (0..layout.num_strings.get())
[INFO] [stdout] 345 +         each=move || 0..layout.num_strings.get() 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.03s
[INFO] running `Command { std: "docker" "inspect" "7247119fd8bad78bc0f64460143c86e8bbb4473814917989af560ee2d2e15c28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7247119fd8bad78bc0f64460143c86e8bbb4473814917989af560ee2d2e15c28", kill_on_drop: false }`
[INFO] [stdout] 7247119fd8bad78bc0f64460143c86e8bbb4473814917989af560ee2d2e15c28