[INFO] fetching crate afrish 0.1.1...
[INFO] checking afrish-0.1.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate afrish 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate afrish 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate afrish 0.1.1
[INFO] tweaked toml for crates.io crate afrish 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate afrish 0.1.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate afrish 0.1.1 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21f8e33fde31db0202fe9c6d2ace929263462554eca6ee66eba652fc7e2aa6ad
[INFO] running `Command { std: "docker" "start" "-a" "21f8e33fde31db0202fe9c6d2ace929263462554eca6ee66eba652fc7e2aa6ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21f8e33fde31db0202fe9c6d2ace929263462554eca6ee66eba652fc7e2aa6ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21f8e33fde31db0202fe9c6d2ace929263462554eca6ee66eba652fc7e2aa6ad", kill_on_drop: false }`
[INFO] [stdout] 21f8e33fde31db0202fe9c6d2ace929263462554eca6ee66eba652fc7e2aa6ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a751fb6eb552088cf144173b46055f2da57d434ae16fe1a0a8cc0b1ac63cbc3
[INFO] running `Command { std: "docker" "start" "-a" "5a751fb6eb552088cf144173b46055f2da57d434ae16fe1a0a8cc0b1ac63cbc3", kill_on_drop: false }`
[INFO] [stderr]     Checking afrish v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/wish.rs:211:22
[INFO] [stdout]     |
[INFO] [stdout] 211 | type Callback0 = Box<(dyn Fn() + Send + 'static)>;
[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] 211 - type Callback0 = Box<(dyn Fn() + Send + 'static)>;
[INFO] [stdout] 211 + type Callback0 = Box<dyn Fn() + Send + 'static>;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/wish.rs:248:26
[INFO] [stdout]     |
[INFO] [stdout] 248 | type Callback1Bool = Box<(dyn Fn(bool) + Send + 'static)>;
[INFO] [stdout]     |                          ^                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 248 - type Callback1Bool = Box<(dyn Fn(bool) + Send + 'static)>;
[INFO] [stdout] 248 + type Callback1Bool = Box<dyn Fn(bool) + Send + 'static>;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/wish.rs:282:27
[INFO] [stdout]     |
[INFO] [stdout] 282 | type Callback1Event = Box<(dyn Fn(widget::TkEvent) + Send + 'static)>;
[INFO] [stdout]     |                           ^                                        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 282 - type Callback1Event = Box<(dyn Fn(widget::TkEvent) + Send + 'static)>;
[INFO] [stdout] 282 + type Callback1Event = Box<dyn Fn(widget::TkEvent) + Send + 'static>;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/wish.rs:318:27
[INFO] [stdout]     |
[INFO] [stdout] 318 | type Callback1Float = Box<(dyn Fn(f64) + Send + 'static)>;
[INFO] [stdout]     |                           ^                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 318 - type Callback1Float = Box<(dyn Fn(f64) + Send + 'static)>;
[INFO] [stdout] 318 + type Callback1Float = Box<dyn Fn(f64) + Send + 'static>;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/wish.rs:352:26
[INFO] [stdout]     |
[INFO] [stdout] 352 | type Callback1Font = Box<(dyn Fn(font::TkFont) + Send + 'static)>;
[INFO] [stdout]     |                          ^                                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 352 - type Callback1Font = Box<(dyn Fn(font::TkFont) + Send + 'static)>;
[INFO] [stdout] 352 + type Callback1Font = Box<dyn Fn(font::TkFont) + Send + 'static>;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/wish.rs:211:22
[INFO] [stdout]     |
[INFO] [stdout] 211 | type Callback0 = Box<(dyn Fn() + Send + 'static)>;
[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] 211 - type Callback0 = Box<(dyn Fn() + Send + 'static)>;
[INFO] [stdout] 211 + type Callback0 = Box<dyn Fn() + Send + 'static>;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/wish.rs:248:26
[INFO] [stdout]     |
[INFO] [stdout] 248 | type Callback1Bool = Box<(dyn Fn(bool) + Send + 'static)>;
[INFO] [stdout]     |                          ^                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 248 - type Callback1Bool = Box<(dyn Fn(bool) + Send + 'static)>;
[INFO] [stdout] 248 + type Callback1Bool = Box<dyn Fn(bool) + Send + 'static>;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/wish.rs:282:27
[INFO] [stdout]     |
[INFO] [stdout] 282 | type Callback1Event = Box<(dyn Fn(widget::TkEvent) + Send + 'static)>;
[INFO] [stdout]     |                           ^                                        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 282 - type Callback1Event = Box<(dyn Fn(widget::TkEvent) + Send + 'static)>;
[INFO] [stdout] 282 + type Callback1Event = Box<dyn Fn(widget::TkEvent) + Send + 'static>;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/wish.rs:318:27
[INFO] [stdout]     |
[INFO] [stdout] 318 | type Callback1Float = Box<(dyn Fn(f64) + Send + 'static)>;
[INFO] [stdout]     |                           ^                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 318 - type Callback1Float = Box<(dyn Fn(f64) + Send + 'static)>;
[INFO] [stdout] 318 + type Callback1Float = Box<dyn Fn(f64) + Send + 'static>;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/wish.rs:352:26
[INFO] [stdout]     |
[INFO] [stdout] 352 | type Callback1Font = Box<(dyn Fn(font::TkFont) + Send + 'static)>;
[INFO] [stdout]     |                          ^                                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 352 - type Callback1Font = Box<(dyn Fn(font::TkFont) + Send + 'static)>;
[INFO] [stdout] 352 + type Callback1Font = Box<dyn Fn(font::TkFont) + Send + 'static>;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/wish.rs:427:38
[INFO] [stdout]     |
[INFO] [stdout] 427 |                     let key_symbol = parts[9].parse::<String>().unwrap_or_default();
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `afrish` (lib test) due to 1 previous error; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/wish.rs:427:38
[INFO] [stdout]     |
[INFO] [stdout] 427 |                     let key_symbol = parts[9].parse::<String>().unwrap_or_default();
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `afrish` (lib) due to 1 previous error; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "5a751fb6eb552088cf144173b46055f2da57d434ae16fe1a0a8cc0b1ac63cbc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a751fb6eb552088cf144173b46055f2da57d434ae16fe1a0a8cc0b1ac63cbc3", kill_on_drop: false }`
[INFO] [stdout] 5a751fb6eb552088cf144173b46055f2da57d434ae16fe1a0a8cc0b1ac63cbc3
