[INFO] fetching crate colorskill 1.1.3...
[INFO] testing colorskill-1.1.3 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate colorskill 1.1.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate colorskill 1.1.3 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate colorskill 1.1.3
[INFO] finished tweaking crates.io crate colorskill 1.1.3
[INFO] tweaked toml for crates.io crate colorskill 1.1.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded colorsys v0.5.7
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26f371e9911ce01cb45c21964d49cab232b3755a1cff45d00a5566e8232544ae
[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" "26f371e9911ce01cb45c21964d49cab232b3755a1cff45d00a5566e8232544ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26f371e9911ce01cb45c21964d49cab232b3755a1cff45d00a5566e8232544ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26f371e9911ce01cb45c21964d49cab232b3755a1cff45d00a5566e8232544ae", kill_on_drop: false }`
[INFO] [stdout] 26f371e9911ce01cb45c21964d49cab232b3755a1cff45d00a5566e8232544ae
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a514a280faf199fe437cde18c01983b3aa0dcab6d4e70545d7f4f6cb5e606f55
[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" "a514a280faf199fe437cde18c01983b3aa0dcab6d4e70545d7f4f6cb5e606f55", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling colorsys v0.5.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling colorskill v1.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.41s
[INFO] running `Command { std: "docker" "inspect" "a514a280faf199fe437cde18c01983b3aa0dcab6d4e70545d7f4f6cb5e606f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a514a280faf199fe437cde18c01983b3aa0dcab6d4e70545d7f4f6cb5e606f55", kill_on_drop: false }`
[INFO] [stdout] a514a280faf199fe437cde18c01983b3aa0dcab6d4e70545d7f4f6cb5e606f55
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efffaf30085f2b0b3cb94d6650f74cb21da4d36021e7f1f2ea60a57373b19644
[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" "efffaf30085f2b0b3cb94d6650f74cb21da4d36021e7f1f2ea60a57373b19644", kill_on_drop: false }`
[INFO] [stderr]    Compiling colorskill v1.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "efffaf30085f2b0b3cb94d6650f74cb21da4d36021e7f1f2ea60a57373b19644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efffaf30085f2b0b3cb94d6650f74cb21da4d36021e7f1f2ea60a57373b19644", kill_on_drop: false }`
[INFO] [stdout] efffaf30085f2b0b3cb94d6650f74cb21da4d36021e7f1f2ea60a57373b19644
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f7cfe88088ff9359b820d5996106c6a828d8bc3387d57e7f0eb2f59b04dd0b3
[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" "2f7cfe88088ff9359b820d5996106c6a828d8bc3387d57e7f0eb2f59b04dd0b3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/colorskill-7559541329049b21)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::lightness_test ... ok
[INFO] [stdout] test tests::name_exists_test ... ok
[INFO] [stdout] test tests::name_test ... ok
[INFO] [stdout] test tests::hsl_test ... ok
[INFO] [stdout] test tests::parse_test ... ok
[INFO] [stdout] test tests::random_test ... ok
[INFO] [stdout] test utils::tests::utils_test ... ok
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-95caa2b57812c2fb)
[INFO] [stdout] test tests::string_test ... ok
[INFO] [stdout] test rgb::tests::rgb_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test integration_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests colorskill
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test src/lib.rs - color_name_to_rgb (line 25) ... ok
[INFO] [stdout] test src/lib.rs - make_color_darker (line 245) ... ok
[INFO] [stdout] test src/lib.rs - color_to_string (line 332) ... ok
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name colorskill --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern colorskill=/opt/rustwide/target/debug/deps/libcolorskill-af1802df372855cc.rlib --extern colorsys=/opt/rustwide/target/debug/deps/libcolorsys-055456ad37b5bf59.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-9cff3208510ffa0d.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "2f7cfe88088ff9359b820d5996106c6a828d8bc3387d57e7f0eb2f59b04dd0b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f7cfe88088ff9359b820d5996106c6a828d8bc3387d57e7f0eb2f59b04dd0b3", kill_on_drop: false }`
[INFO] [stdout] 2f7cfe88088ff9359b820d5996106c6a828d8bc3387d57e7f0eb2f59b04dd0b3