[INFO] fetching crate rgb 0.8.31...
[INFO] testing rgb-0.8.31 against 1.59.0 for beta-1.60-1
[INFO] extracting crate rgb 0.8.31 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate rgb 0.8.31 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rgb 0.8.31
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rgb 0.8.31
[INFO] tweaked toml for crates.io crate rgb 0.8.31 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate crates.io crate rgb 0.8.31 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a6c59a215f8712ef3c689eb6543a2cd8c35928d2113a825d043d2509a82afb5
[INFO] running `Command { std: "docker" "start" "-a" "2a6c59a215f8712ef3c689eb6543a2cd8c35928d2113a825d043d2509a82afb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a6c59a215f8712ef3c689eb6543a2cd8c35928d2113a825d043d2509a82afb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a6c59a215f8712ef3c689eb6543a2cd8c35928d2113a825d043d2509a82afb5", kill_on_drop: false }`
[INFO] [stdout] 2a6c59a215f8712ef3c689eb6543a2cd8c35928d2113a825d043d2509a82afb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f59a9814d3592b7eba971d0a99222c572969c1a7f29242da7e8bc80459ac4b0
[INFO] running `Command { std: "docker" "start" "-a" "3f59a9814d3592b7eba971d0a99222c572969c1a7f29242da7e8bc80459ac4b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling rgb v0.8.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "3f59a9814d3592b7eba971d0a99222c572969c1a7f29242da7e8bc80459ac4b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f59a9814d3592b7eba971d0a99222c572969c1a7f29242da7e8bc80459ac4b0", kill_on_drop: false }`
[INFO] [stdout] 3f59a9814d3592b7eba971d0a99222c572969c1a7f29242da7e8bc80459ac4b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22c2172d7091e52454bdc87f0d3fb6d0e7363a5bdf426b5720e90ffa7c501f54
[INFO] running `Command { std: "docker" "start" "-a" "22c2172d7091e52454bdc87f0d3fb6d0e7363a5bdf426b5720e90ffa7c501f54", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.131
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling rgb v0.8.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.35s
[INFO] running `Command { std: "docker" "inspect" "22c2172d7091e52454bdc87f0d3fb6d0e7363a5bdf426b5720e90ffa7c501f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c2172d7091e52454bdc87f0d3fb6d0e7363a5bdf426b5720e90ffa7c501f54", kill_on_drop: false }`
[INFO] [stdout] 22c2172d7091e52454bdc87f0d3fb6d0e7363a5bdf426b5720e90ffa7c501f54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b05ea2d759aaabda27b29f4cce440c40d55267ab04405ab723f055a4be221432
[INFO] running `Command { std: "docker" "start" "-a" "b05ea2d759aaabda27b29f4cce440c40d55267ab04405ab723f055a4be221432", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rgb-81b1e6a279a34a8b)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test alt::gray ... ok
[INFO] [stdout] test bytes ... ok
[INFO] [stdout] test internal::convert::converts ... ok
[INFO] [stdout] test internal::convert::array::convert_array ... ok
[INFO] [stdout] test internal::ops::test::sum ... ok
[INFO] [stdout] test internal::convert::tuple::converts ... ok
[INFO] [stdout] test internal::ops::test::test_add ... ok
[INFO] [stdout] test internal::ops::test::test_add_assign ... ok
[INFO] [stdout] test internal::ops::test::test_mult ... ok
[INFO] [stdout] test internal::ops::test::test_mult_assign ... ok
[INFO] [stdout] test internal::ops::test::test_sub ... ok
[INFO] [stdout] test internal::ops::test::test_sub_assign ... ok
[INFO] [stdout] test internal::rgb::rgb_test::sanity_check ... ok
[INFO] [stdout] test internal::rgb::rgb_test::test_fmt ... ok
[INFO] [stdout] test internal::rgba::bgra_test ... ok
[INFO] [stdout] test internal::rgba::rgba_test ... ok
[INFO] [stdout] test into ... ok
[INFO] [stdout] test rgb_works ... ok
[INFO] [stdout] test rgba_works ... ok
[INFO] [stdout] test sub_floats ... ok
[INFO] [stdout] test internal::ops::test::test_add_overflow - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rgb
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/internal/pixel.rs - internal::pixel::ComponentSlice::as_mut_slice (line 17) ... ignored
[INFO] [stdout] test src/internal/pixel.rs - internal::pixel::ComponentMap (line 61) ... ok
[INFO] [stdout] test src/internal/pixel.rs - internal::pixel::ComponentBytes (line 28) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b05ea2d759aaabda27b29f4cce440c40d55267ab04405ab723f055a4be221432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b05ea2d759aaabda27b29f4cce440c40d55267ab04405ab723f055a4be221432", kill_on_drop: false }`
[INFO] [stdout] b05ea2d759aaabda27b29f4cce440c40d55267ab04405ab723f055a4be221432