[INFO] fetching crate r8limit 0.2.2...
[INFO] testing r8limit-0.2.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate r8limit 0.2.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate r8limit 0.2.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate r8limit 0.2.2
[INFO] finished tweaking crates.io crate r8limit 0.2.2
[INFO] tweaked toml for crates.io crate r8limit 0.2.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c93baab358f845d7bf479ffcf8aee7ca9683a2e9566bd1a343bd06f79742f0e
[INFO] running `Command { std: "docker" "start" "-a" "8c93baab358f845d7bf479ffcf8aee7ca9683a2e9566bd1a343bd06f79742f0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c93baab358f845d7bf479ffcf8aee7ca9683a2e9566bd1a343bd06f79742f0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c93baab358f845d7bf479ffcf8aee7ca9683a2e9566bd1a343bd06f79742f0e", kill_on_drop: false }`
[INFO] [stdout] 8c93baab358f845d7bf479ffcf8aee7ca9683a2e9566bd1a343bd06f79742f0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 430f0f59d098c5fe11cebf1023c7d3a571975e1f16e436feac0ff59c71437bc1
[INFO] running `Command { std: "docker" "start" "-a" "430f0f59d098c5fe11cebf1023c7d3a571975e1f16e436feac0ff59c71437bc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling r8limit v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "430f0f59d098c5fe11cebf1023c7d3a571975e1f16e436feac0ff59c71437bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "430f0f59d098c5fe11cebf1023c7d3a571975e1f16e436feac0ff59c71437bc1", kill_on_drop: false }`
[INFO] [stdout] 430f0f59d098c5fe11cebf1023c7d3a571975e1f16e436feac0ff59c71437bc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c98fcb2f4cf4edc3b9236286b47d96057f15204a2be02efaba78d7cef2f53aa1
[INFO] running `Command { std: "docker" "start" "-a" "c98fcb2f4cf4edc3b9236286b47d96057f15204a2be02efaba78d7cef2f53aa1", kill_on_drop: false }`
[INFO] [stderr]    Compiling r8limit v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "c98fcb2f4cf4edc3b9236286b47d96057f15204a2be02efaba78d7cef2f53aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c98fcb2f4cf4edc3b9236286b47d96057f15204a2be02efaba78d7cef2f53aa1", kill_on_drop: false }`
[INFO] [stdout] c98fcb2f4cf4edc3b9236286b47d96057f15204a2be02efaba78d7cef2f53aa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3eae2c71b50c7ca43fe61b5d0b8b4086f6b175fbcff1123049e5a7491c4049dd
[INFO] running `Command { std: "docker" "start" "-a" "3eae2c71b50c7ca43fe61b5d0b8b4086f6b175fbcff1123049e5a7491c4049dd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/r8limit-2948cb6ea068869d)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::rate_limiter_full ... ok
[INFO] [stderr]    Doc-tests r8limit
[INFO] [stdout] test tests::rate_limiter_gradual ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.75s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3eae2c71b50c7ca43fe61b5d0b8b4086f6b175fbcff1123049e5a7491c4049dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eae2c71b50c7ca43fe61b5d0b8b4086f6b175fbcff1123049e5a7491c4049dd", kill_on_drop: false }`
[INFO] [stdout] 3eae2c71b50c7ca43fe61b5d0b8b4086f6b175fbcff1123049e5a7491c4049dd