[INFO] fetching crate mcp2210 0.1.0...
[INFO] testing mcp2210-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mcp2210 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate mcp2210 0.1.0 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 mcp2210 0.1.0
[INFO] finished tweaking crates.io crate mcp2210 0.1.0
[INFO] tweaked toml for crates.io crate mcp2210 0.1.0 written to /workspace/builds/worker-14/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] 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] fbd690dae952cf41c5f787cce45df4e864bc3e35ed737c20baeaa5df53153444
[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" "fbd690dae952cf41c5f787cce45df4e864bc3e35ed737c20baeaa5df53153444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbd690dae952cf41c5f787cce45df4e864bc3e35ed737c20baeaa5df53153444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbd690dae952cf41c5f787cce45df4e864bc3e35ed737c20baeaa5df53153444", kill_on_drop: false }`
[INFO] [stdout] fbd690dae952cf41c5f787cce45df4e864bc3e35ed737c20baeaa5df53153444
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] ed6710dce446ed4dbc15f3f13623a2f4b153f5887a15b9c17baae12b86cc6052
[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" "ed6710dce446ed4dbc15f3f13623a2f4b153f5887a15b9c17baae12b86cc6052", kill_on_drop: false }`
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling mcp2210 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `Command { std: "docker" "inspect" "ed6710dce446ed4dbc15f3f13623a2f4b153f5887a15b9c17baae12b86cc6052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed6710dce446ed4dbc15f3f13623a2f4b153f5887a15b9c17baae12b86cc6052", kill_on_drop: false }`
[INFO] [stdout] ed6710dce446ed4dbc15f3f13623a2f4b153f5887a15b9c17baae12b86cc6052
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 5ce820d25335f29f67b535baf378e3791be72a88d8eee10675f68c684dac43f4
[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" "5ce820d25335f29f67b535baf378e3791be72a88d8eee10675f68c684dac43f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling mcp2210 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "5ce820d25335f29f67b535baf378e3791be72a88d8eee10675f68c684dac43f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ce820d25335f29f67b535baf378e3791be72a88d8eee10675f68c684dac43f4", kill_on_drop: false }`
[INFO] [stdout] 5ce820d25335f29f67b535baf378e3791be72a88d8eee10675f68c684dac43f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 239081f2a331b78499e39eed631d613985f7edad63d5a2d298edf424f407736d
[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" "239081f2a331b78499e39eed631d613985f7edad63d5a2d298edf424f407736d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mcp2210-099e7bf7c2de35c0)
[INFO] [stdout] running 5 tests
[INFO] [stderr]    Doc-tests mcp2210
[INFO] [stdout] test cmds::test_cancel_spi_transfer ... ok
[INFO] [stdout] test cmds::test_get_chip_status ... ok
[INFO] [stdout] test utils::test_as_u16 ... ok
[INFO] [stdout] test utils::test_as_u32 ... ok
[INFO] [stdout] test utils::test_encode_utf16_to_buffer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 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" "239081f2a331b78499e39eed631d613985f7edad63d5a2d298edf424f407736d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "239081f2a331b78499e39eed631d613985f7edad63d5a2d298edf424f407736d", kill_on_drop: false }`
[INFO] [stdout] 239081f2a331b78499e39eed631d613985f7edad63d5a2d298edf424f407736d