[INFO] crate art_mix_color 0.1.1 is already in cache
[INFO] testing art_mix_color-0.1.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate art_mix_color 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate art_mix_color 0.1.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate art_mix_color 0.1.1
[INFO] finished tweaking crates.io crate art_mix_color 0.1.1
[INFO] tweaked toml for crates.io crate art_mix_color 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate art_mix_color 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1efed15c1d38960a8253b68045e25a221e05a311a24144959e1571d0f3bd615
[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" "b1efed15c1d38960a8253b68045e25a221e05a311a24144959e1571d0f3bd615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1efed15c1d38960a8253b68045e25a221e05a311a24144959e1571d0f3bd615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1efed15c1d38960a8253b68045e25a221e05a311a24144959e1571d0f3bd615", kill_on_drop: false }`
[INFO] [stdout] b1efed15c1d38960a8253b68045e25a221e05a311a24144959e1571d0f3bd615
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] e18aee2b658e4658d45dc11374caf445e4607bd1cc41679c9750ce912ed937a0
[INFO] running `Command { std: "docker" "start" "-a" "e18aee2b658e4658d45dc11374caf445e4607bd1cc41679c9750ce912ed937a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling art_mix_color v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "e18aee2b658e4658d45dc11374caf445e4607bd1cc41679c9750ce912ed937a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e18aee2b658e4658d45dc11374caf445e4607bd1cc41679c9750ce912ed937a0", kill_on_drop: false }`
[INFO] [stdout] e18aee2b658e4658d45dc11374caf445e4607bd1cc41679c9750ce912ed937a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] d952610e6520e5bd2d1e2ebf82915db1e33e3f3db7ca11ae744f56e386cafaac
[INFO] running `Command { std: "docker" "start" "-a" "d952610e6520e5bd2d1e2ebf82915db1e33e3f3db7ca11ae744f56e386cafaac", kill_on_drop: false }`
[INFO] [stderr]    Compiling art_mix_color v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "d952610e6520e5bd2d1e2ebf82915db1e33e3f3db7ca11ae744f56e386cafaac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d952610e6520e5bd2d1e2ebf82915db1e33e3f3db7ca11ae744f56e386cafaac", kill_on_drop: false }`
[INFO] [stdout] d952610e6520e5bd2d1e2ebf82915db1e33e3f3db7ca11ae744f56e386cafaac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", 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] 53d9ade58b4e120b17a19fa5b130709496c47a1387058c1edb02b42b69824757
[INFO] running `Command { std: "docker" "start" "-a" "53d9ade58b4e120b17a19fa5b130709496c47a1387058c1edb02b42b69824757", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/art_mix_color-f0ce1da87a759ebb
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/art_mix_color-e1744319fb83dc2d
[INFO] [stdout] test tests::test_mix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests art_mix_color
[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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "53d9ade58b4e120b17a19fa5b130709496c47a1387058c1edb02b42b69824757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53d9ade58b4e120b17a19fa5b130709496c47a1387058c1edb02b42b69824757", kill_on_drop: false }`
[INFO] [stdout] 53d9ade58b4e120b17a19fa5b130709496c47a1387058c1edb02b42b69824757