[INFO] fetching crate kmeans_colors 0.5.0...
[INFO] testing kmeans_colors-0.5.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate kmeans_colors 0.5.0 into /workspace/builds/worker-89/source
[INFO] validating manifest of crates.io crate kmeans_colors 0.5.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kmeans_colors 0.5.0
[INFO] finished tweaking crates.io crate kmeans_colors 0.5.0
[INFO] tweaked toml for crates.io crate kmeans_colors 0.5.0 written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] crate crates.io crate kmeans_colors 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec41aeb55b4dbc2fb94e4b72bb0c45c4ab7dfc7b8183c3ef077fef352f7e9aca
[INFO] running `Command { std: "docker" "start" "-a" "ec41aeb55b4dbc2fb94e4b72bb0c45c4ab7dfc7b8183c3ef077fef352f7e9aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec41aeb55b4dbc2fb94e4b72bb0c45c4ab7dfc7b8183c3ef077fef352f7e9aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec41aeb55b4dbc2fb94e4b72bb0c45c4ab7dfc7b8183c3ef077fef352f7e9aca", kill_on_drop: false }`
[INFO] [stdout] ec41aeb55b4dbc2fb94e4b72bb0c45c4ab7dfc7b8183c3ef077fef352f7e9aca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fb3c8c80b921b0c80c2bb87ba572c32dbcc678dee9dbfc4c121671f5569314b
[INFO] running `Command { std: "docker" "start" "-a" "7fb3c8c80b921b0c80c2bb87ba572c32dbcc678dee9dbfc4c121671f5569314b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling palette v0.6.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling jpeg-decoder v0.2.2
[INFO] [stderr]    Compiling bytemuck v1.8.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling deflate v1.0.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling png v0.17.5
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling image v0.24.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling find-crate v0.6.3
[INFO] [stderr]    Compiling palette_derive v0.6.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling kmeans_colors v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.53s
[INFO] running `Command { std: "docker" "inspect" "7fb3c8c80b921b0c80c2bb87ba572c32dbcc678dee9dbfc4c121671f5569314b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fb3c8c80b921b0c80c2bb87ba572c32dbcc678dee9dbfc4c121671f5569314b", kill_on_drop: false }`
[INFO] [stdout] 7fb3c8c80b921b0c80c2bb87ba572c32dbcc678dee9dbfc4c121671f5569314b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93fa592e774e60d15986e7cc6a4d0fed4f7b4d9528787d406c39a8d3c5d43a3e
[INFO] running `Command { std: "docker" "start" "-a" "93fa592e774e60d15986e7cc6a4d0fed4f7b4d9528787d406c39a8d3c5d43a3e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kmeans_colors v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.55s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/kmeans_colors-494f22becbfa2c93)
[INFO] [stderr]   Executable unittests src/bin/kmeans_colors/main.rs (/opt/rustwide/target/debug/deps/kmeans_colors-29ae06bf62c89526)
[INFO] running `Command { std: "docker" "inspect" "93fa592e774e60d15986e7cc6a4d0fed4f7b4d9528787d406c39a8d3c5d43a3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93fa592e774e60d15986e7cc6a4d0fed4f7b4d9528787d406c39a8d3c5d43a3e", kill_on_drop: false }`
[INFO] [stdout] 93fa592e774e60d15986e7cc6a4d0fed4f7b4d9528787d406c39a8d3c5d43a3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f6a1e1e17307207c60f568b9891d897d9f4e304a632af1cd07e69f67a621222
[INFO] running `Command { std: "docker" "start" "-a" "2f6a1e1e17307207c60f568b9891d897d9f4e304a632af1cd07e69f67a621222", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kmeans_colors-494f22becbfa2c93)
[INFO] [stderr]      Running unittests src/bin/kmeans_colors/main.rs (/opt/rustwide/target/debug/deps/kmeans_colors-29ae06bf62c89526)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test colors::sort::tests::dominant_color ... 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] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kmeans_colors
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 57) ... ok
[INFO] [stdout] test src/lib.rs - (line 143) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.89s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2f6a1e1e17307207c60f568b9891d897d9f4e304a632af1cd07e69f67a621222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f6a1e1e17307207c60f568b9891d897d9f4e304a632af1cd07e69f67a621222", kill_on_drop: false }`
[INFO] [stdout] 2f6a1e1e17307207c60f568b9891d897d9f4e304a632af1cd07e69f67a621222