[INFO] fetching crate pitch_calc 0.12.0...
[INFO] testing pitch_calc-0.12.0 against 1.75.0 for beta-1.76-3
[INFO] extracting crate pitch_calc 0.12.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate pitch_calc 0.12.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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-0-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-complex v0.1.37
[INFO] [stderr]   Downloaded num-bigint v0.1.37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cb1d6acd74e75cb6817e0c2471e0fb011ad2c5ec4943521ffe144c81f0308f9
[INFO] running `Command { std: "docker" "start" "-a" "1cb1d6acd74e75cb6817e0c2471e0fb011ad2c5ec4943521ffe144c81f0308f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cb1d6acd74e75cb6817e0c2471e0fb011ad2c5ec4943521ffe144c81f0308f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cb1d6acd74e75cb6817e0c2471e0fb011ad2c5ec4943521ffe144c81f0308f9", kill_on_drop: false }`
[INFO] [stdout] 1cb1d6acd74e75cb6817e0c2471e0fb011ad2c5ec4943521ffe144c81f0308f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18a4052805c693f1c16223749d13bb965a27f7bd4d4016b20cda8b076e7543c0
[INFO] running `Command { std: "docker" "start" "-a" "18a4052805c693f1c16223749d13bb965a27f7bd4d4016b20cda8b076e7543c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling libc v0.2.22
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num-integer v0.1.34
[INFO] [stderr]    Compiling num-iter v0.1.33
[INFO] [stderr]    Compiling num-bigint v0.1.37
[INFO] [stderr]    Compiling num-complex v0.1.37
[INFO] [stderr]    Compiling num-rational v0.1.36
[INFO] [stderr]    Compiling num v0.1.37
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 2.17s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "18a4052805c693f1c16223749d13bb965a27f7bd4d4016b20cda8b076e7543c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18a4052805c693f1c16223749d13bb965a27f7bd4d4016b20cda8b076e7543c0", kill_on_drop: false }`
[INFO] [stdout] 18a4052805c693f1c16223749d13bb965a27f7bd4d4016b20cda8b076e7543c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bb7f69eb2b59424ecced6e927c10cd2e03706c5ae8df069d0c9207a47186cbe
[INFO] running `Command { std: "docker" "start" "-a" "6bb7f69eb2b59424ecced6e927c10cd2e03706c5ae8df069d0c9207a47186cbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling itoa v0.4.5
[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]    Compiling serde_json v1.0.50
[INFO] [stderr]    Compiling 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]     Finished test [unoptimized + debuginfo] target(s) in 6.36s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "6bb7f69eb2b59424ecced6e927c10cd2e03706c5ae8df069d0c9207a47186cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bb7f69eb2b59424ecced6e927c10cd2e03706c5ae8df069d0c9207a47186cbe", kill_on_drop: false }`
[INFO] [stdout] 6bb7f69eb2b59424ecced6e927c10cd2e03706c5ae8df069d0c9207a47186cbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 46cecea253dc167773ec42a72fb7aa0557170272147110312dbdf5b06d2615dd
[INFO] running `Command { std: "docker" "start" "-a" "46cecea253dc167773ec42a72fb7aa0557170272147110312dbdf5b06d2615dd", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]  --> src/utils.rs:7:86
[INFO] [stderr]   |
[INFO] [stderr] 7 |         r if (r > I::zero() && b < I::zero()) || (r < I::zero() && b > I::zero()) => (r + b),
[INFO] [stderr]   |                                                                                      ^     ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr] 7 -         r if (r > I::zero() && b < I::zero()) || (r < I::zero() && b > I::zero()) => (r + b),
[INFO] [stderr] 7 +         r if (r > I::zero() && b < I::zero()) || (r < I::zero() && b > I::zero()) => r + b,
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `pitch_calc` (lib) generated 1 warning (run `cargo fix --lib -p pitch_calc` to apply 1 suggestion)
[INFO] [stderr] warning: `pitch_calc` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pitch_calc-2f9133bc7de67487)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test step::tests::test_into_integer ... ok
[INFO] [stdout] test convert::tests::conversion ... ok
[INFO] [stdout] test step::tests::test_from_integer ... ok
[INFO] [stdout] test convert::tests::function_call ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/serde.rs (/opt/rustwide/target/debug/deps/serde-5c070b1cebaafa57)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pitch_calc
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]  --> src/utils.rs:7:86
[INFO] [stderr]   |
[INFO] [stderr] 7 |         r if (r > I::zero() && b < I::zero()) || (r < I::zero() && b > I::zero()) => (r + b),
[INFO] [stderr]   |                                                                                      ^     ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr] 7 -         r if (r > I::zero() && b < I::zero()) || (r < I::zero() && b > I::zero()) => (r + b),
[INFO] [stderr] 7 +         r if (r > I::zero() && b < I::zero()) || (r < I::zero() && b > I::zero()) => r + b,
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "46cecea253dc167773ec42a72fb7aa0557170272147110312dbdf5b06d2615dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46cecea253dc167773ec42a72fb7aa0557170272147110312dbdf5b06d2615dd", kill_on_drop: false }`
[INFO] [stdout] 46cecea253dc167773ec42a72fb7aa0557170272147110312dbdf5b06d2615dd