[INFO] fetching crate lab 0.11.0...
[INFO] testing lab-0.11.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate lab 0.11.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate lab 0.11.0
[INFO] finished tweaking crates.io crate lab 0.11.0
[INFO] tweaked toml for crates.io crate lab 0.11.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lab 0.11.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 79 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding pretty_assertions v0.7.2 (available: v1.4.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6abee0d9a1a05aad10efdbb95beeaebaa61aa77582e28f3449aca269299d94d5
[INFO] running `Command { std: "docker" "start" "-a" "6abee0d9a1a05aad10efdbb95beeaebaa61aa77582e28f3449aca269299d94d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6abee0d9a1a05aad10efdbb95beeaebaa61aa77582e28f3449aca269299d94d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6abee0d9a1a05aad10efdbb95beeaebaa61aa77582e28f3449aca269299d94d5", kill_on_drop: false }`
[INFO] [stdout] 6abee0d9a1a05aad10efdbb95beeaebaa61aa77582e28f3449aca269299d94d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41dbc81e1531d6dc908fbb9eb555bb6592fccafcf101bd11785ff10fd9c1a4dc
[INFO] running `Command { std: "docker" "start" "-a" "41dbc81e1531d6dc908fbb9eb555bb6592fccafcf101bd11785ff10fd9c1a4dc", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling lab v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "41dbc81e1531d6dc908fbb9eb555bb6592fccafcf101bd11785ff10fd9c1a4dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41dbc81e1531d6dc908fbb9eb555bb6592fccafcf101bd11785ff10fd9c1a4dc", kill_on_drop: false }`
[INFO] [stdout] 41dbc81e1531d6dc908fbb9eb555bb6592fccafcf101bd11785ff10fd9c1a4dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87a18c4aba594ad10cb855d9e6a52646b6b7975ea4f08f6e3d93940ba475ec2a
[INFO] running `Command { std: "docker" "start" "-a" "87a18c4aba594ad10cb855d9e6a52646b6b7975ea4f08f6e3d93940ba475ec2a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling pretty_assertions v0.7.2
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling lab v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 19.23s
[INFO] running `Command { std: "docker" "inspect" "87a18c4aba594ad10cb855d9e6a52646b6b7975ea4f08f6e3d93940ba475ec2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87a18c4aba594ad10cb855d9e6a52646b6b7975ea4f08f6e3d93940ba475ec2a", kill_on_drop: false }`
[INFO] [stdout] 87a18c4aba594ad10cb855d9e6a52646b6b7975ea4f08f6e3d93940ba475ec2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9817aa27f98a133467ef5a6165c690bf644df6b77880b397590d5e0b28b2b0cc
[INFO] running `Command { std: "docker" "start" "-a" "9817aa27f98a133467ef5a6165c690bf644df6b77880b397590d5e0b28b2b0cc", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lab-8790c12c91e86c91)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_distance ... ok
[INFO] [stdout] test tests::test_grey_error ... ok
[INFO] [stdout] test tests::test_lab_from_rgb ... ok
[INFO] [stdout] test tests::test_lab_to_rgb ... ok
[INFO] [stdout] test tests::test_lch_from_lab ... ok
[INFO] [stdout] test tests::test_lch_from_rgb ... ok
[INFO] [stdout] test tests::test_lch_to_lab ... ok
[INFO] [stdout] test tests::test_lch_to_rgb ... ok
[INFO] [stdout] test tests::test_sync ... ok
[INFO] [stdout] test tests::test_rgb_to_lab_to_rgb ... ok
[INFO] [stdout] test tests::test_send ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lab
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/lib.rs - LCh::from_rgb (line 514) ... ok
[INFO] [stdout] test src/lib.rs - LCh::to_rgb (line 563) ... ok
[INFO] [stdout] test src/lib.rs - LCh::from_rgba (line 530) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - (line 57) ... ok
[INFO] [stdout] test src/lib.rs - LCh::from_lab (line 542) ... ok
[INFO] [stdout] test src/lib.rs - (line 39) ... ok
[INFO] [stdout] test src/lib.rs - LCh::to_lab (line 582) ... ok
[INFO] [stdout] test src/lib.rs - Lab::from_rgb (line 441) ... ok
[INFO] [stdout] test src/lib.rs - Lab::squared_distance (line 498) ... ok
[INFO] [stdout] test src/lib.rs - Lab::to_rgb (line 479) ... ok
[INFO] [stdout] test src/lib.rs - Lab::from_rgba (line 462) ... ok
[INFO] [stdout] test src/lib.rs - rgb_bytes_to_labs (line 331) ... ok
[INFO] [stdout] test src/lib.rs - labs_to_rgb_bytes (line 380) ... ok
[INFO] [stdout] test src/lib.rs - labs_to_rgbs (line 355) ... ok
[INFO] [stdout] test src/lib.rs - rgbs_to_labs (line 306) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9817aa27f98a133467ef5a6165c690bf644df6b77880b397590d5e0b28b2b0cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9817aa27f98a133467ef5a6165c690bf644df6b77880b397590d5e0b28b2b0cc", kill_on_drop: false }`
[INFO] [stdout] 9817aa27f98a133467ef5a6165c690bf644df6b77880b397590d5e0b28b2b0cc