[INFO] fetching crate quinemccluskey-rs 0.1.0...
[INFO] testing quinemccluskey-rs-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate quinemccluskey-rs 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate quinemccluskey-rs 0.1.0
[INFO] finished tweaking crates.io crate quinemccluskey-rs 0.1.0
[INFO] tweaked toml for crates.io crate quinemccluskey-rs 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate quinemccluskey-rs 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70d271e78d6c4877790c0950603f8286b4b6194a61f5805a7749c34d2a6052e3
[INFO] running `Command { std: "docker" "start" "-a" "70d271e78d6c4877790c0950603f8286b4b6194a61f5805a7749c34d2a6052e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70d271e78d6c4877790c0950603f8286b4b6194a61f5805a7749c34d2a6052e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70d271e78d6c4877790c0950603f8286b4b6194a61f5805a7749c34d2a6052e3", kill_on_drop: false }`
[INFO] [stdout] 70d271e78d6c4877790c0950603f8286b4b6194a61f5805a7749c34d2a6052e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5551d8e2ad8c5ec36c6b725e3a9f69649cd171d3b926a0a98409a9d695c708a4
[INFO] running `Command { std: "docker" "start" "-a" "5551d8e2ad8c5ec36c6b725e3a9f69649cd171d3b926a0a98409a9d695c708a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling quinemccluskey-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/lib.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         None => (x ^ y),
[INFO] [stdout]    |                 ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 -         None => (x ^ y),
[INFO] [stdout] 51 +         None => x ^ y,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "5551d8e2ad8c5ec36c6b725e3a9f69649cd171d3b926a0a98409a9d695c708a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5551d8e2ad8c5ec36c6b725e3a9f69649cd171d3b926a0a98409a9d695c708a4", kill_on_drop: false }`
[INFO] [stdout] 5551d8e2ad8c5ec36c6b725e3a9f69649cd171d3b926a0a98409a9d695c708a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e1f6da5a203fb86a46f52aaf9a1cbe1a7365a995e2337bf9706fe65e7c61663
[INFO] running `Command { std: "docker" "start" "-a" "9e1f6da5a203fb86a46f52aaf9a1cbe1a7365a995e2337bf9706fe65e7c61663", kill_on_drop: false }`
[INFO] [stderr]    Compiling quinemccluskey-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/lib.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         None => (x ^ y),
[INFO] [stdout]    |                 ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 -         None => (x ^ y),
[INFO] [stdout] 51 +         None => x ^ y,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/lib.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         None => (x ^ y),
[INFO] [stdout]    |                 ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 -         None => (x ^ y),
[INFO] [stdout] 51 +         None => x ^ y,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "9e1f6da5a203fb86a46f52aaf9a1cbe1a7365a995e2337bf9706fe65e7c61663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e1f6da5a203fb86a46f52aaf9a1cbe1a7365a995e2337bf9706fe65e7c61663", kill_on_drop: false }`
[INFO] [stdout] 9e1f6da5a203fb86a46f52aaf9a1cbe1a7365a995e2337bf9706fe65e7c61663
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d11adc4ae43f75fba742747d04f06f4cad0f06f7c6f31a09e9cbf93e695e9a8e
[INFO] running `Command { std: "docker" "start" "-a" "d11adc4ae43f75fba742747d04f06f4cad0f06f7c6f31a09e9cbf93e695e9a8e", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]   --> src/lib.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |         None => (x ^ y),
[INFO] [stderr]    |                 ^     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 51 -         None => (x ^ y),
[INFO] [stderr] 51 +         None => x ^ y,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `quinemccluskey-rs` (lib) generated 1 warning (run `cargo fix --lib -p quinemccluskey-rs` to apply 1 suggestion)
[INFO] [stderr] warning: `quinemccluskey-rs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/quinemccluskey_rs-caf8a36e28e569d6)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::simplifies_if_all_zero ... ok
[INFO] [stdout] test tests::simplify_2 ... ok
[INFO] [stdout] test tests::simplify_3 ... ok
[INFO] [stdout] test tests::test_order ... ok
[INFO] [stdout] test tests::test_doubles ... ok
[INFO] [stdout] test tests::simplify_1 ... ok
[INFO] [stdout] test tests::simplifies_if_all_one ... ok
[INFO] [stderr]    Doc-tests quinemccluskey_rs
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]   --> src/lib.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |         None => (x ^ y),
[INFO] [stderr]    |                 ^     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 51 -         None => (x ^ y),
[INFO] [stderr] 51 +         None => x ^ y,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - simplify_bool_term (line 95) ... ok
[INFO] [stdout] test src/lib.rs - find_first_difference (line 39) ... ok
[INFO] [stdout] test src/lib.rs - hamming (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d11adc4ae43f75fba742747d04f06f4cad0f06f7c6f31a09e9cbf93e695e9a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d11adc4ae43f75fba742747d04f06f4cad0f06f7c6f31a09e9cbf93e695e9a8e", kill_on_drop: false }`
[INFO] [stdout] d11adc4ae43f75fba742747d04f06f4cad0f06f7c6f31a09e9cbf93e695e9a8e