[INFO] fetching crate lab 0.10.0...
[INFO] testing lab-0.10.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate lab 0.10.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate lab 0.10.0 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 lab 0.10.0
[INFO] finished tweaking crates.io crate lab 0.10.0
[INFO] tweaked toml for crates.io crate lab 0.10.0 written to /workspace/builds/worker-10/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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctor v0.1.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 3a90c2b3efa919c86837b8c3fd0cf2c4d6aad732530bd1e6cb87156ef85b042e
[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" "3a90c2b3efa919c86837b8c3fd0cf2c4d6aad732530bd1e6cb87156ef85b042e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a90c2b3efa919c86837b8c3fd0cf2c4d6aad732530bd1e6cb87156ef85b042e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a90c2b3efa919c86837b8c3fd0cf2c4d6aad732530bd1e6cb87156ef85b042e", kill_on_drop: false }`
[INFO] [stdout] 3a90c2b3efa919c86837b8c3fd0cf2c4d6aad732530bd1e6cb87156ef85b042e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 678d2af1456feb1b94836962ed0627ed4119494bf0aa4cd9c366b1a4bdfe6db4
[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" "678d2af1456feb1b94836962ed0627ed4119494bf0aa4cd9c366b1a4bdfe6db4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lab v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "678d2af1456feb1b94836962ed0627ed4119494bf0aa4cd9c366b1a4bdfe6db4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "678d2af1456feb1b94836962ed0627ed4119494bf0aa4cd9c366b1a4bdfe6db4", kill_on_drop: false }`
[INFO] [stdout] 678d2af1456feb1b94836962ed0627ed4119494bf0aa4cd9c366b1a4bdfe6db4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 4fc23c879512d8e7478315c70bee69367091c14472bc1dce0bced4eb1fa4a6ef
[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" "4fc23c879512d8e7478315c70bee69367091c14472bc1dce0bced4eb1fa4a6ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling plotters-backend v0.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling plotters-svg v0.3.0
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling lab v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "4fc23c879512d8e7478315c70bee69367091c14472bc1dce0bced4eb1fa4a6ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fc23c879512d8e7478315c70bee69367091c14472bc1dce0bced4eb1fa4a6ef", kill_on_drop: false }`
[INFO] [stdout] 4fc23c879512d8e7478315c70bee69367091c14472bc1dce0bced4eb1fa4a6ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 39a96cc5e7e57a95ed04597cf6534e87eeb441ea6a8e5447d10e481cd17487af
[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" "39a96cc5e7e57a95ed04597cf6534e87eeb441ea6a8e5447d10e481cd17487af", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lab-183dc602f6d7a752)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_lch_from_lab ... ok
[INFO] [stdout] test tests::test_send ... ok
[INFO] [stdout] test tests::test_sync ... ok
[INFO] [stdout] test tests::test_distance ... ok
[INFO] [stdout] test tests::test_lab_from_rgb ... ok
[INFO] [stdout] test tests::test_lch_to_lab ... ok
[INFO] [stdout] test tests::test_grey_error ... ok
[INFO] [stdout] test tests::test_lch_to_rgb ... ok
[INFO] [stdout] test tests::test_lab_to_rgb ... ok
[INFO] [stdout] test tests::test_lch_from_rgb ... ok
[INFO] [stderr]    Doc-tests lab
[INFO] [stdout] test tests::test_rgb_to_lab_to_rgb ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] test src/lib.rs - (line 56) ... ok
[INFO] [stdout] test src/lib.rs - LCh::from_rgb (line 514) ... ok
[INFO] [stdout] test src/lib.rs - Lab::from_rgba (line 462) ... 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 - LCh::from_lab (line 542) ... ok
[INFO] [stdout] test src/lib.rs - Lab::squared_distance (line 498) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - Lab::from_rgb (line 441) ... ok
[INFO] [stdout] test src/lib.rs - LCh::to_lab (line 582) ... ok
[INFO] [stdout] test src/lib.rs - rgbs_to_labs (line 306) ... ok
[INFO] [stdout] test src/lib.rs - Lab::to_rgb (line 479) ... ok
[INFO] [stdout] test src/lib.rs - labs_to_rgb_bytes (line 380) ... ok
[INFO] [stdout] test src/lib.rs - rgb_bytes_to_labs (line 331) ... ok
[INFO] [stdout] test src/lib.rs - labs_to_rgbs (line 355) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "39a96cc5e7e57a95ed04597cf6534e87eeb441ea6a8e5447d10e481cd17487af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39a96cc5e7e57a95ed04597cf6534e87eeb441ea6a8e5447d10e481cd17487af", kill_on_drop: false }`
[INFO] [stdout] 39a96cc5e7e57a95ed04597cf6534e87eeb441ea6a8e5447d10e481cd17487af