[INFO] crate serial-unit-testing 0.2.1 is already in cache
[INFO] checking serial-unit-testing-0.2.1 against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] extracting crate serial-unit-testing 0.2.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate serial-unit-testing 0.2.1 on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate serial-unit-testing 0.2.1
[INFO] finished tweaking crates.io crate serial-unit-testing 0.2.1
[INFO] tweaked toml for crates.io crate serial-unit-testing 0.2.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate serial-unit-testing 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0e1a4cd0147ceafc08b56440bdffd85dbc4c07049483593e9ceeeaa9c0c8a184
[INFO] running `"docker" "start" "-a" "0e1a4cd0147ceafc08b56440bdffd85dbc4c07049483593e9ceeeaa9c0c8a184"`
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking crossterm_utils v0.2.4
[INFO] [stderr]     Checking cgmath v0.16.1
[INFO] [stderr]     Checking crossterm_cursor v0.2.6
[INFO] [stderr]     Checking crossterm_screen v0.2.5
[INFO] [stderr]     Checking crossterm_style v0.3.3
[INFO] [stderr]     Checking crossterm_terminal v0.2.6
[INFO] [stderr]     Checking crossterm_input v0.3.9
[INFO] [stderr]     Checking crossterm v0.9.6
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking tui v0.6.2
[INFO] [stderr]     Checking serialport v3.3.0
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking serial-unit-testing v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.08s
[INFO] running `"docker" "inspect" "0e1a4cd0147ceafc08b56440bdffd85dbc4c07049483593e9ceeeaa9c0c8a184"`
[INFO] running `"docker" "rm" "-f" "0e1a4cd0147ceafc08b56440bdffd85dbc4c07049483593e9ceeeaa9c0c8a184"`
[INFO] [stdout] 0e1a4cd0147ceafc08b56440bdffd85dbc4c07049483593e9ceeeaa9c0c8a184