[INFO] fetching crate rgb 0.8.27...
[INFO] testing rgb-0.8.27 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate rgb 0.8.27 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rgb 0.8.27 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rgb 0.8.27
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rgb 0.8.27
[INFO] tweaked toml for crates.io crate rgb 0.8.27 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate rgb 0.8.27 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 25229b410d077d02defdd90b9eeeb668a582ec3b9b77275a2a48eac4e6da081f
[INFO] running `Command { std: "docker" "start" "-a" "25229b410d077d02defdd90b9eeeb668a582ec3b9b77275a2a48eac4e6da081f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25229b410d077d02defdd90b9eeeb668a582ec3b9b77275a2a48eac4e6da081f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25229b410d077d02defdd90b9eeeb668a582ec3b9b77275a2a48eac4e6da081f", kill_on_drop: false }`
[INFO] [stdout] 25229b410d077d02defdd90b9eeeb668a582ec3b9b77275a2a48eac4e6da081f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 87edb308a22e0108a83384a7d237ed0f282e9dae4a78db12d89b18940dc79777
[INFO] running `Command { std: "docker" "start" "-a" "87edb308a22e0108a83384a7d237ed0f282e9dae4a78db12d89b18940dc79777", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytemuck v1.4.1
[INFO] [stderr]    Compiling rgb v0.8.27 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "87edb308a22e0108a83384a7d237ed0f282e9dae4a78db12d89b18940dc79777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87edb308a22e0108a83384a7d237ed0f282e9dae4a78db12d89b18940dc79777", kill_on_drop: false }`
[INFO] [stdout] 87edb308a22e0108a83384a7d237ed0f282e9dae4a78db12d89b18940dc79777
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7cd30296ee0fd5272f4ed4a36e5abd79521b64480717d2ee893273d9be961c9b
[INFO] running `Command { std: "docker" "start" "-a" "7cd30296ee0fd5272f4ed4a36e5abd79521b64480717d2ee893273d9be961c9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling rgb v0.8.27 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.57s
[INFO] running `Command { std: "docker" "inspect" "7cd30296ee0fd5272f4ed4a36e5abd79521b64480717d2ee893273d9be961c9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd30296ee0fd5272f4ed4a36e5abd79521b64480717d2ee893273d9be961c9b", kill_on_drop: false }`
[INFO] [stdout] 7cd30296ee0fd5272f4ed4a36e5abd79521b64480717d2ee893273d9be961c9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 71fb7c58d3a0060e645ace57d2cd4a80e067323284d6cf61110de2f4b9b8f553
[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" "71fb7c58d3a0060e645ace57d2cd4a80e067323284d6cf61110de2f4b9b8f553", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 21 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rgb-444a9abaea324030)
[INFO] [stdout] test alt::gray ... ok
[INFO] [stdout] test internal::convert::array::convert_array ... ok
[INFO] [stdout] test bytes ... ok
[INFO] [stdout] test internal::convert::converts ... ok
[INFO] [stdout] test internal::convert::tuple::converts ... ok
[INFO] [stdout] test internal::ops::test::sum ... 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 sub_floats ... ok
[INFO] [stdout] test internal::ops::test::test_add ... ok
[INFO] [stdout] test internal::ops::test::test_sub ... ok
[INFO] [stdout] test internal::ops::test::test_sub_assign ... ok
[INFO] [stdout] test internal::rgba::bgra_test ... ok
[INFO] [stdout] test internal::rgb::rgb_test::sanity_check ... ok
[INFO] [stdout] test internal::rgba::rgba_test ... ok
[INFO] [stdout] test internal::rgb::rgb_test::test_fmt ... ok
[INFO] [stdout] test into ... ok
[INFO] [stdout] test rgba_works ... ok
[INFO] [stdout] test rgb_works ... 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 0.05s
[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::ComponentBytes (line 28) ... ok
[INFO] [stdout] test src/internal/pixel.rs - internal::pixel::ComponentMap (line 61) ... 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 1.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "71fb7c58d3a0060e645ace57d2cd4a80e067323284d6cf61110de2f4b9b8f553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71fb7c58d3a0060e645ace57d2cd4a80e067323284d6cf61110de2f4b9b8f553", kill_on_drop: false }`
[INFO] [stdout] 71fb7c58d3a0060e645ace57d2cd4a80e067323284d6cf61110de2f4b9b8f553