[INFO] fetching crate wav-loader 0.1.1...
[INFO] building wav-loader-0.1.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate wav-loader 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate wav-loader 0.1.1
[INFO] finished tweaking crates.io crate wav-loader 0.1.1
[INFO] tweaked toml for crates.io crate wav-loader 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wav-loader 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 }`
[INFO] [stdout] 10fa99ce03319c74798625842230d5fe54830542bb05ec627d2a1c5cf4e6a493
[INFO] running `Command { std: "docker" "start" "-a" "10fa99ce03319c74798625842230d5fe54830542bb05ec627d2a1c5cf4e6a493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10fa99ce03319c74798625842230d5fe54830542bb05ec627d2a1c5cf4e6a493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10fa99ce03319c74798625842230d5fe54830542bb05ec627d2a1c5cf4e6a493", kill_on_drop: false }`
[INFO] [stdout] 10fa99ce03319c74798625842230d5fe54830542bb05ec627d2a1c5cf4e6a493
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4168a5576b80a96b29d15d14ea46ae7f720dfe2bb7e383dfc966e73758e9422f
[INFO] running `Command { std: "docker" "start" "-a" "4168a5576b80a96b29d15d14ea46ae7f720dfe2bb7e383dfc966e73758e9422f", kill_on_drop: false }`
[INFO] [stderr]    Compiling wav-loader v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:215:19
[INFO] [stdout]     |
[INFO] [stdout] 215 |         .map(|&x| ((x as i16 - 128) << 8))
[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] 215 -         .map(|&x| ((x as i16 - 128) << 8))
[INFO] [stdout] 215 +         .map(|&x| (x as i16 - 128) << 8)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:288:19
[INFO] [stdout]     |
[INFO] [stdout] 288 |         .map(|&x| ((x as i32 - 128) << 16))
[INFO] [stdout]     |                   ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 288 -         .map(|&x| ((x as i32 - 128) << 16))
[INFO] [stdout] 288 +         .map(|&x| (x as i32 - 128) << 16)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "4168a5576b80a96b29d15d14ea46ae7f720dfe2bb7e383dfc966e73758e9422f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4168a5576b80a96b29d15d14ea46ae7f720dfe2bb7e383dfc966e73758e9422f", kill_on_drop: false }`
[INFO] [stdout] 4168a5576b80a96b29d15d14ea46ae7f720dfe2bb7e383dfc966e73758e9422f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 08d6f7b83ba5fa9b35a0323f7fcb4282bd085af095a8c76b3834b8ed39c102ab
[INFO] running `Command { std: "docker" "start" "-a" "08d6f7b83ba5fa9b35a0323f7fcb4282bd085af095a8c76b3834b8ed39c102ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling wav-loader v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:215:19
[INFO] [stdout]     |
[INFO] [stdout] 215 |         .map(|&x| ((x as i16 - 128) << 8))
[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] 215 -         .map(|&x| ((x as i16 - 128) << 8))
[INFO] [stdout] 215 +         .map(|&x| (x as i16 - 128) << 8)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:288:19
[INFO] [stdout]     |
[INFO] [stdout] 288 |         .map(|&x| ((x as i32 - 128) << 16))
[INFO] [stdout]     |                   ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 288 -         .map(|&x| ((x as i32 - 128) << 16))
[INFO] [stdout] 288 +         .map(|&x| (x as i32 - 128) << 16)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:215:19
[INFO] [stdout]     |
[INFO] [stdout] 215 |         .map(|&x| ((x as i16 - 128) << 8))
[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] 215 -         .map(|&x| ((x as i16 - 128) << 8))
[INFO] [stdout] 215 +         .map(|&x| (x as i16 - 128) << 8)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:288:19
[INFO] [stdout]     |
[INFO] [stdout] 288 |         .map(|&x| ((x as i32 - 128) << 16))
[INFO] [stdout]     |                   ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 288 -         .map(|&x| ((x as i32 - 128) << 16))
[INFO] [stdout] 288 +         .map(|&x| (x as i32 - 128) << 16)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "08d6f7b83ba5fa9b35a0323f7fcb4282bd085af095a8c76b3834b8ed39c102ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d6f7b83ba5fa9b35a0323f7fcb4282bd085af095a8c76b3834b8ed39c102ab", kill_on_drop: false }`
[INFO] [stdout] 08d6f7b83ba5fa9b35a0323f7fcb4282bd085af095a8c76b3834b8ed39c102ab