[INFO] fetching crate mcp2210 0.1.0...
[INFO] testing mcp2210-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate mcp2210 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mcp2210 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 765bb53309a61d0db0b25b6a6861f956c970603913f3e2c70dc2a7da27c75550
[INFO] running `Command { std: "docker" "start" "-a" "765bb53309a61d0db0b25b6a6861f956c970603913f3e2c70dc2a7da27c75550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "765bb53309a61d0db0b25b6a6861f956c970603913f3e2c70dc2a7da27c75550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "765bb53309a61d0db0b25b6a6861f956c970603913f3e2c70dc2a7da27c75550", kill_on_drop: false }`
[INFO] [stdout] 765bb53309a61d0db0b25b6a6861f956c970603913f3e2c70dc2a7da27c75550
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36a9be1ba2f7f4933bf1f9a486d4103b2179a8c063224444390ff5aac981a450
[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" "36a9be1ba2f7f4933bf1f9a486d4103b2179a8c063224444390ff5aac981a450", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[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 5.76s
[INFO] running `Command { std: "docker" "inspect" "36a9be1ba2f7f4933bf1f9a486d4103b2179a8c063224444390ff5aac981a450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36a9be1ba2f7f4933bf1f9a486d4103b2179a8c063224444390ff5aac981a450", kill_on_drop: false }`
[INFO] [stdout] 36a9be1ba2f7f4933bf1f9a486d4103b2179a8c063224444390ff5aac981a450
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] ce934bd44e5331909dbcb406849c3fd5dfe01e6ecc84ca03514b0336abc73d25
[INFO] running `Command { std: "docker" "start" "-a" "ce934bd44e5331909dbcb406849c3fd5dfe01e6ecc84ca03514b0336abc73d25", kill_on_drop: false }`
[INFO] [stderr]    Compiling mcp2210 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "ce934bd44e5331909dbcb406849c3fd5dfe01e6ecc84ca03514b0336abc73d25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce934bd44e5331909dbcb406849c3fd5dfe01e6ecc84ca03514b0336abc73d25", kill_on_drop: false }`
[INFO] [stdout] ce934bd44e5331909dbcb406849c3fd5dfe01e6ecc84ca03514b0336abc73d25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7aece147ce8909dab4245332ba624c7cf4f970f22717900ef0392b4d48980935
[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" "7aece147ce8909dab4245332ba624c7cf4f970f22717900ef0392b4d48980935", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mcp2210-54921551e7e0526a
[INFO] [stdout] running 5 tests
[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 cmds::test_cancel_spi_transfer ... 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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mcp2210
[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" "7aece147ce8909dab4245332ba624c7cf4f970f22717900ef0392b4d48980935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aece147ce8909dab4245332ba624c7cf4f970f22717900ef0392b4d48980935", kill_on_drop: false }`
[INFO] [stdout] 7aece147ce8909dab4245332ba624c7cf4f970f22717900ef0392b4d48980935