[INFO] fetching crate lab 0.11.0...
[INFO] testing lab-0.11.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate lab 0.11.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate lab 0.11.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lab 0.11.0
[INFO] finished tweaking crates.io crate lab 0.11.0
[INFO] tweaked toml for crates.io crate lab 0.11.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pretty_assertions v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00bcfe9e292f1503d99e6a17fd270c0916518d603f4d4c804e3b1fafde4c89cc
[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" "00bcfe9e292f1503d99e6a17fd270c0916518d603f4d4c804e3b1fafde4c89cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00bcfe9e292f1503d99e6a17fd270c0916518d603f4d4c804e3b1fafde4c89cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00bcfe9e292f1503d99e6a17fd270c0916518d603f4d4c804e3b1fafde4c89cc", kill_on_drop: false }`
[INFO] [stdout] 00bcfe9e292f1503d99e6a17fd270c0916518d603f4d4c804e3b1fafde4c89cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2749d182cc8bd56c635ebb2e91ad6f37c260ac91a863930c9c5e2fcfd508a61a
[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" "2749d182cc8bd56c635ebb2e91ad6f37c260ac91a863930c9c5e2fcfd508a61a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lab v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "2749d182cc8bd56c635ebb2e91ad6f37c260ac91a863930c9c5e2fcfd508a61a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2749d182cc8bd56c635ebb2e91ad6f37c260ac91a863930c9c5e2fcfd508a61a", kill_on_drop: false }`
[INFO] [stdout] 2749d182cc8bd56c635ebb2e91ad6f37c260ac91a863930c9c5e2fcfd508a61a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 671c444796bf72017b819d9211d85ea0610f3a39994d791710613a02ef317fd1
[INFO] running `Command { std: "docker" "start" "-a" "671c444796bf72017b819d9211d85ea0610f3a39994d791710613a02ef317fd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling pretty_assertions v0.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling approx v0.5.0
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling lab v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `Command { std: "docker" "inspect" "671c444796bf72017b819d9211d85ea0610f3a39994d791710613a02ef317fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "671c444796bf72017b819d9211d85ea0610f3a39994d791710613a02ef317fd1", kill_on_drop: false }`
[INFO] [stdout] 671c444796bf72017b819d9211d85ea0610f3a39994d791710613a02ef317fd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 40d1162fb75f3d52a6abf8a644335ab00150409bfa107c93d86ce26c213e902b
[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" "40d1162fb75f3d52a6abf8a644335ab00150409bfa107c93d86ce26c213e902b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lab-a33306770723fd8b)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_distance ... ok
[INFO] [stderr]    Doc-tests lab
[INFO] [stdout] test tests::test_grey_error ... ok
[INFO] [stdout] test tests::test_lch_to_lab ... ok
[INFO] [stdout] test tests::test_sync ... ok
[INFO] [stdout] test tests::test_lab_to_rgb ... ok
[INFO] [stdout] test tests::test_lab_from_rgb ... ok
[INFO] [stdout] test tests::test_lch_to_rgb ... ok
[INFO] [stdout] test tests::test_send ... ok
[INFO] [stdout] test tests::test_rgb_to_lab_to_rgb ... ok
[INFO] [stdout] test tests::test_lch_from_lab ... ok
[INFO] [stdout] test tests::test_lch_from_rgb ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] test src/lib.rs - LCh::from_lab (line 542) ... ok
[INFO] [stdout] test src/lib.rs - LCh::from_rgba (line 530) ... 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 - Lab::squared_distance (line 498) ... ok
[INFO] [stdout] test src/lib.rs - Lab::from_rgb (line 441) ... ok
[INFO] [stdout] test src/lib.rs - (line 56) ... ok
[INFO] [stdout] test src/lib.rs - LCh::to_rgb (line 563) ... ok
[INFO] [stdout] test src/lib.rs - Lab::to_rgb (line 479) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... 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 - labs_to_rgbs (line 355) ... 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] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "40d1162fb75f3d52a6abf8a644335ab00150409bfa107c93d86ce26c213e902b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40d1162fb75f3d52a6abf8a644335ab00150409bfa107c93d86ce26c213e902b", kill_on_drop: false }`
[INFO] [stdout] 40d1162fb75f3d52a6abf8a644335ab00150409bfa107c93d86ce26c213e902b