[INFO] fetching crate pitch_calc 0.12.0...
[INFO] checking pitch_calc-0.12.0 against master#b359ccf1b0b7b2d2c1c4932344b806e68bd053a9 for pr-105483
[INFO] extracting crate pitch_calc 0.12.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate pitch_calc 0.12.0 on toolchain b359ccf1b0b7b2d2c1c4932344b806e68bd053a9
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pitch_calc 0.12.0
[INFO] finished tweaking crates.io crate pitch_calc 0.12.0
[INFO] tweaked toml for crates.io crate pitch_calc 0.12.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate pitch_calc 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.105
[INFO] [stderr]   Downloaded rand v0.3.15
[INFO] [stderr]   Downloaded num v0.1.37
[INFO] [stderr]   Downloaded num-rational v0.1.36
[INFO] [stderr]   Downloaded num-integer v0.1.34
[INFO] [stderr]   Downloaded num-traits v0.1.37
[INFO] [stderr]   Downloaded num-complex v0.1.37
[INFO] [stderr]   Downloaded serde_json v1.0.50
[INFO] [stderr]   Downloaded num-iter v0.1.33
[INFO] [stderr]   Downloaded num-bigint v0.1.37
[INFO] [stderr]   Downloaded libc v0.2.22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72e318c421ff1a6e51e518091c977cc78f355788ebee7071a35773b3b4b70bb3
[INFO] running `Command { std: "docker" "start" "-a" "72e318c421ff1a6e51e518091c977cc78f355788ebee7071a35773b3b4b70bb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72e318c421ff1a6e51e518091c977cc78f355788ebee7071a35773b3b4b70bb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72e318c421ff1a6e51e518091c977cc78f355788ebee7071a35773b3b4b70bb3", kill_on_drop: false }`
[INFO] [stdout] 72e318c421ff1a6e51e518091c977cc78f355788ebee7071a35773b3b4b70bb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6ec1b9f0969a5ca9a3ac7f6894ca6eb72b60d804edfb928128c8eeb2b7111db
[INFO] running `Command { std: "docker" "start" "-a" "c6ec1b9f0969a5ca9a3ac7f6894ca6eb72b60d804edfb928128c8eeb2b7111db", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.37
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking libc v0.2.22
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking num-integer v0.1.34
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking num-bigint v0.1.37
[INFO] [stderr]     Checking num-complex v0.1.37
[INFO] [stderr]     Checking num-rational v0.1.36
[INFO] [stderr]     Checking num v0.1.37
[INFO] [stderr]     Checking pitch_calc v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]  --> src/utils.rs:7:86
[INFO] [stdout]   |
[INFO] [stdout] 7 |         r if (r > I::zero() && b < I::zero()) || (r < I::zero() && b > I::zero()) => (r + b),
[INFO] [stdout]   |                                                                                      ^     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 -         r if (r > I::zero() && b < I::zero()) || (r < I::zero() && b > I::zero()) => (r + b),
[INFO] [stdout] 7 +         r if (r > I::zero() && b < I::zero()) || (r < I::zero() && b > I::zero()) => r + b,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_json v1.0.50
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]  --> src/utils.rs:7:86
[INFO] [stdout]   |
[INFO] [stdout] 7 |         r if (r > I::zero() && b < I::zero()) || (r < I::zero() && b > I::zero()) => (r + b),
[INFO] [stdout]   |                                                                                      ^     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 -         r if (r > I::zero() && b < I::zero()) || (r < I::zero() && b > I::zero()) => (r + b),
[INFO] [stdout] 7 +         r if (r > I::zero() && b < I::zero()) || (r < I::zero() && b > I::zero()) => r + b,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.52s
[INFO] running `Command { std: "docker" "inspect" "c6ec1b9f0969a5ca9a3ac7f6894ca6eb72b60d804edfb928128c8eeb2b7111db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6ec1b9f0969a5ca9a3ac7f6894ca6eb72b60d804edfb928128c8eeb2b7111db", kill_on_drop: false }`
[INFO] [stdout] c6ec1b9f0969a5ca9a3ac7f6894ca6eb72b60d804edfb928128c8eeb2b7111db