[INFO] fetching crate select_color 0.20.0...
[INFO] testing select_color-0.20.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate select_color 0.20.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate select_color 0.20.0 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 select_color 0.20.0
[INFO] finished tweaking crates.io crate select_color 0.20.0
[INFO] tweaked toml for crates.io crate select_color 0.20.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] 5f754e8faadc076df4a4702c8097606aa4b0e846b583190194e5c37e517d4331
[INFO] running `Command { std: "docker" "start" "-a" "5f754e8faadc076df4a4702c8097606aa4b0e846b583190194e5c37e517d4331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f754e8faadc076df4a4702c8097606aa4b0e846b583190194e5c37e517d4331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f754e8faadc076df4a4702c8097606aa4b0e846b583190194e5c37e517d4331", kill_on_drop: false }`
[INFO] [stdout] 5f754e8faadc076df4a4702c8097606aa4b0e846b583190194e5c37e517d4331
[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=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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 945c7ba6f34c70f74d799fdc5dcaa9581743381e40f6b4206c77ecbd7905bae9
[INFO] running `Command { std: "docker" "start" "-a" "945c7ba6f34c70f74d799fdc5dcaa9581743381e40f6b4206c77ecbd7905bae9", kill_on_drop: false }`
[INFO] [stderr]    Compiling select_color v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "945c7ba6f34c70f74d799fdc5dcaa9581743381e40f6b4206c77ecbd7905bae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "945c7ba6f34c70f74d799fdc5dcaa9581743381e40f6b4206c77ecbd7905bae9", kill_on_drop: false }`
[INFO] [stdout] 945c7ba6f34c70f74d799fdc5dcaa9581743381e40f6b4206c77ecbd7905bae9
[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=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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a970f5efadc9404dddc03dda82ceb4c133d651bd8da02fac8f4e4293f4d9c6e
[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" "6a970f5efadc9404dddc03dda82ceb4c133d651bd8da02fac8f4e4293f4d9c6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling select_color v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/select_color-44247254e0eef96a)
[INFO] running `Command { std: "docker" "inspect" "6a970f5efadc9404dddc03dda82ceb4c133d651bd8da02fac8f4e4293f4d9c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a970f5efadc9404dddc03dda82ceb4c133d651bd8da02fac8f4e4293f4d9c6e", kill_on_drop: false }`
[INFO] [stdout] 6a970f5efadc9404dddc03dda82ceb4c133d651bd8da02fac8f4e4293f4d9c6e
[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=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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 684c836c0281ed6bd7cdcb704a0653fa6e4dd3669c899245d07911c56a44f3fc
[INFO] running `Command { std: "docker" "start" "-a" "684c836c0281ed6bd7cdcb704a0653fa6e4dd3669c899245d07911c56a44f3fc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/select_color-44247254e0eef96a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests select_color
[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] [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] running `Command { std: "docker" "inspect" "684c836c0281ed6bd7cdcb704a0653fa6e4dd3669c899245d07911c56a44f3fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "684c836c0281ed6bd7cdcb704a0653fa6e4dd3669c899245d07911c56a44f3fc", kill_on_drop: false }`
[INFO] [stdout] 684c836c0281ed6bd7cdcb704a0653fa6e4dd3669c899245d07911c56a44f3fc