[INFO] fetching crate rgb_derivation 0.2.0...
[INFO] testing rgb_derivation-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rgb_derivation 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rgb_derivation 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rgb_derivation 0.2.0
[INFO] finished tweaking crates.io crate rgb_derivation 0.2.0
[INFO] tweaked toml for crates.io crate rgb_derivation 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f8c66a6159b66d7495e79228cf5594de7ec27d37378947335f3e866b23e8b96
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0f8c66a6159b66d7495e79228cf5594de7ec27d37378947335f3e866b23e8b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f8c66a6159b66d7495e79228cf5594de7ec27d37378947335f3e866b23e8b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f8c66a6159b66d7495e79228cf5594de7ec27d37378947335f3e866b23e8b96", kill_on_drop: false }`
[INFO] [stdout] 0f8c66a6159b66d7495e79228cf5594de7ec27d37378947335f3e866b23e8b96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f574e56da71c349457e4f55d12fd6b115dc8dfc0c1f7b4c7f7c62cfda3bc4557
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f574e56da71c349457e4f55d12fd6b115dc8dfc0c1f7b4c7f7c62cfda3bc4557", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rgb_derivation v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "f574e56da71c349457e4f55d12fd6b115dc8dfc0c1f7b4c7f7c62cfda3bc4557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f574e56da71c349457e4f55d12fd6b115dc8dfc0c1f7b4c7f7c62cfda3bc4557", kill_on_drop: false }`
[INFO] [stdout] f574e56da71c349457e4f55d12fd6b115dc8dfc0c1f7b4c7f7c62cfda3bc4557
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fad7122e40c48705d7f01e96a13b3abeac42a2777a82567ea1df6ac7f61c52ee
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fad7122e40c48705d7f01e96a13b3abeac42a2777a82567ea1df6ac7f61c52ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling rgb_derivation v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "fad7122e40c48705d7f01e96a13b3abeac42a2777a82567ea1df6ac7f61c52ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fad7122e40c48705d7f01e96a13b3abeac42a2777a82567ea1df6ac7f61c52ee", kill_on_drop: false }`
[INFO] [stdout] fad7122e40c48705d7f01e96a13b3abeac42a2777a82567ea1df6ac7f61c52ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5ffed8c694e68cf5dd77a0f1cbf0bfa4723338648a2e0bbf0bbadbf1701ffd8b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5ffed8c694e68cf5dd77a0f1cbf0bfa4723338648a2e0bbf0bbadbf1701ffd8b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rgb_derivation-413917cc47934bde)
[INFO] [stdout] test matrix::test_inverse_floats ... ok
[INFO] [stdout] test matrix::test_transpose ... ok
[INFO] [stdout] test test::test_calculate_ratio ... ok
[INFO] [stdout] test matrix::test_inverses_ratio ... ok
[INFO] [stdout] test test::test_calculate_matrix_floats ... ok
[INFO] [stdout] test test::test_calculate_big_ratio ... ok
[INFO] [stdout] test test::test_xyz ... ok
[INFO] [stdout] test matrix::test_inverses_big_ratio ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rgb_derivation
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/matrix.rs - matrix::transposed (line 125) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::calculate (line 59) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::inversed_copy (line 165) ... ok
[INFO] [stdout] test src/lib.rs - Chromaticity<K>::to_xyz (line 124) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.60s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5ffed8c694e68cf5dd77a0f1cbf0bfa4723338648a2e0bbf0bbadbf1701ffd8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ffed8c694e68cf5dd77a0f1cbf0bfa4723338648a2e0bbf0bbadbf1701ffd8b", kill_on_drop: false }`
[INFO] [stdout] 5ffed8c694e68cf5dd77a0f1cbf0bfa4723338648a2e0bbf0bbadbf1701ffd8b