[INFO] fetching crate wave_stream 0.5.0...
[INFO] checking wave_stream-0.5.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate wave_stream 0.5.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate wave_stream 0.5.0
[INFO] finished tweaking crates.io crate wave_stream 0.5.0
[INFO] tweaked toml for crates.io crate wave_stream 0.5.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wave_stream 0.5.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 31 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8d3292956287abaad8e05c60420a272fed32392352167b36463e137b3e92637
[INFO] running `Command { std: "docker" "start" "-a" "d8d3292956287abaad8e05c60420a272fed32392352167b36463e137b3e92637", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8d3292956287abaad8e05c60420a272fed32392352167b36463e137b3e92637", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8d3292956287abaad8e05c60420a272fed32392352167b36463e137b3e92637", kill_on_drop: false }`
[INFO] [stdout] d8d3292956287abaad8e05c60420a272fed32392352167b36463e137b3e92637
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1bbef0ce8ade345e87fed7bf2f1a7c058be81e25c461d47749859dedd0fc0a3
[INFO] running `Command { std: "docker" "start" "-a" "f1bbef0ce8ade345e87fed7bf2f1a7c058be81e25c461d47749859dedd0fc0a3", kill_on_drop: false }`
[INFO] [stderr]     Checking wave_stream v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]    Compiling test-case-core v3.3.1
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/wave_reader/mod.rs:99:38
[INFO] [stdout]    |
[INFO] [stdout] 99 |         fn reader(&mut self) -> &mut (dyn Read);
[INFO] [stdout]    |                                      ^        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 99 -         fn reader(&mut self) -> &mut (dyn Read);
[INFO] [stdout] 99 +         fn reader(&mut self) -> &mut dyn Read;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/wave_reader/mod.rs:103:38
[INFO] [stdout]     |
[INFO] [stdout] 103 |         fn seeker(&mut self) -> &mut (dyn Seek);
[INFO] [stdout]     |                                      ^        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 103 -         fn seeker(&mut self) -> &mut (dyn Seek);
[INFO] [stdout] 103 +         fn seeker(&mut self) -> &mut dyn Seek;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/wave_reader/random.rs:17:34
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn reader(&mut self) -> &mut (dyn Read) {
[INFO] [stdout]    |                                  ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 17 -     fn reader(&mut self) -> &mut (dyn Read) {
[INFO] [stdout] 17 +     fn reader(&mut self) -> &mut dyn Read {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/wave_reader/random.rs:18:34
[INFO] [stdout]    |
[INFO] [stdout] 18 |         &mut self.reader as &mut (dyn Read)
[INFO] [stdout]    |                                  ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -         &mut self.reader as &mut (dyn Read)
[INFO] [stdout] 18 +         &mut self.reader as &mut dyn Read
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/wave_reader/random.rs:23:34
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn seeker(&mut self) -> &mut (dyn Seek) {
[INFO] [stdout]    |                                  ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 -     fn seeker(&mut self) -> &mut (dyn Seek) {
[INFO] [stdout] 23 +     fn seeker(&mut self) -> &mut dyn Seek {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/wave_reader/random.rs:24:34
[INFO] [stdout]    |
[INFO] [stdout] 24 |         &mut self.reader as &mut (dyn Seek)
[INFO] [stdout]    |                                  ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -         &mut self.reader as &mut (dyn Seek)
[INFO] [stdout] 24 +         &mut self.reader as &mut dyn Seek
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tempfile v3.21.0
[INFO] [stderr]    Compiling test-case-macros v3.3.1
[INFO] [stderr]     Checking test-case v3.3.1
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/wave_reader/mod.rs:99:38
[INFO] [stdout]    |
[INFO] [stdout] 99 |         fn reader(&mut self) -> &mut (dyn Read);
[INFO] [stdout]    |                                      ^        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 99 -         fn reader(&mut self) -> &mut (dyn Read);
[INFO] [stdout] 99 +         fn reader(&mut self) -> &mut dyn Read;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/wave_reader/mod.rs:103:38
[INFO] [stdout]     |
[INFO] [stdout] 103 |         fn seeker(&mut self) -> &mut (dyn Seek);
[INFO] [stdout]     |                                      ^        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 103 -         fn seeker(&mut self) -> &mut (dyn Seek);
[INFO] [stdout] 103 +         fn seeker(&mut self) -> &mut dyn Seek;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/wave_reader/random.rs:17:34
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn reader(&mut self) -> &mut (dyn Read) {
[INFO] [stdout]    |                                  ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 17 -     fn reader(&mut self) -> &mut (dyn Read) {
[INFO] [stdout] 17 +     fn reader(&mut self) -> &mut dyn Read {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/wave_reader/random.rs:18:34
[INFO] [stdout]    |
[INFO] [stdout] 18 |         &mut self.reader as &mut (dyn Read)
[INFO] [stdout]    |                                  ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -         &mut self.reader as &mut (dyn Read)
[INFO] [stdout] 18 +         &mut self.reader as &mut dyn Read
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/wave_reader/random.rs:23:34
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn seeker(&mut self) -> &mut (dyn Seek) {
[INFO] [stdout]    |                                  ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 -     fn seeker(&mut self) -> &mut (dyn Seek) {
[INFO] [stdout] 23 +     fn seeker(&mut self) -> &mut dyn Seek {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/wave_reader/random.rs:24:34
[INFO] [stdout]    |
[INFO] [stdout] 24 |         &mut self.reader as &mut (dyn Seek)
[INFO] [stdout]    |                                  ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -         &mut self.reader as &mut (dyn Seek)
[INFO] [stdout] 24 +         &mut self.reader as &mut dyn Seek
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.55s
[INFO] running `Command { std: "docker" "inspect" "f1bbef0ce8ade345e87fed7bf2f1a7c058be81e25c461d47749859dedd0fc0a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1bbef0ce8ade345e87fed7bf2f1a7c058be81e25c461d47749859dedd0fc0a3", kill_on_drop: false }`
[INFO] [stdout] f1bbef0ce8ade345e87fed7bf2f1a7c058be81e25c461d47749859dedd0fc0a3