[INFO] updating cached repository https://github.com/kebox7/Rust.SerialPortEnumerator
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ad3641116a90cca4cc75e2b9adc362f1f1db9a4f
[INFO] testing kebox7/Rust.SerialPortEnumerator against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkebox7%2FRust.SerialPortEnumerator" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kebox7/Rust.SerialPortEnumerator on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kebox7/Rust.SerialPortEnumerator
[INFO] finished tweaking git repo https://github.com/kebox7/Rust.SerialPortEnumerator
[INFO] tweaked toml for git repo https://github.com/kebox7/Rust.SerialPortEnumerator written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/kebox7/Rust.SerialPortEnumerator already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e986cde57d0e84d46e12b2813ae77003296246ccb87c1f5f15c1ed3b0ac2ecdf
[INFO] running `"docker" "start" "-a" "e986cde57d0e84d46e12b2813ae77003296246ccb87c1f5f15c1ed3b0ac2ecdf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling pulldown-cmark v0.5.3
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling bytecount v0.5.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling synstructure v0.12.2
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling hashbrown v0.5.0
[INFO] [stderr]    Compiling cargo_metadata v0.8.2
[INFO] [stderr]    Compiling handlebars v2.0.2
[INFO] [stderr]    Compiling little-skeptic v0.15.2
[INFO] [stderr]    Compiling wmi v0.4.6
[INFO] [stderr]    Compiling SerialPortEnumerator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved imports `wmi::COMLibrary`, `wmi::WMIConnection`
[INFO] [stderr]  --> src/main.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | use wmi::{ COMLibrary, WMIConnection };
[INFO] [stderr]   |            ^^^^^^^^^^  ^^^^^^^^^^^^^ no `WMIConnection` in the root
[INFO] [stderr]   |            |
[INFO] [stderr]   |            no `COMLibrary` in the root
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `SerialPortEnumerator`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e986cde57d0e84d46e12b2813ae77003296246ccb87c1f5f15c1ed3b0ac2ecdf"`
[INFO] running `"docker" "rm" "-f" "e986cde57d0e84d46e12b2813ae77003296246ccb87c1f5f15c1ed3b0ac2ecdf"`
[INFO] [stdout] e986cde57d0e84d46e12b2813ae77003296246ccb87c1f5f15c1ed3b0ac2ecdf