[INFO] crate wlm 0.2.0 is already in cache
[INFO] testing wlm-0.2.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate wlm 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate wlm 0.2.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate wlm 0.2.0
[INFO] finished tweaking crates.io crate wlm 0.2.0
[INFO] tweaked toml for crates.io crate wlm 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate wlm 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2020-06-03" "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] e7f35b3b9bd856bca27d1add05068e0a0090c6a7d69eb8861591655612b3cee7
[INFO] running `"docker" "start" "-a" "e7f35b3b9bd856bca27d1add05068e0a0090c6a7d69eb8861591655612b3cee7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling exitfailure v0.5.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling regex v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling wlm v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `sys`
[INFO] [stderr]    --> src/lib.rs:130:41
[INFO] [stderr]     |
[INFO] [stderr] 130 |     pub fn search(&self, platform_window: &sys::WindowState) -> Option<Window> {
[INFO] [stderr]     |                                            ^^^ use of undeclared type or module `sys`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `sys`
[INFO] [stderr]    --> src/lib.rs:260:62
[INFO] [stderr]     |
[INFO] [stderr] 260 |     fn windows(&self, config: Option<&'a Config>) -> Option<Vec<sys::WindowState>>;
[INFO] [stderr]     |                                                                 ^^^ use of undeclared type or module `sys`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `sys`
[INFO] [stderr]    --> src/lib.rs:268:38
[INFO] [stderr]     |
[INFO] [stderr] 268 |     pub fn windows(&self) -> Option<Vec<sys::WindowState>> {
[INFO] [stderr]     |                                         ^^^ use of undeclared type or module `sys`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `sys`
[INFO] [stderr]    --> src/lib.rs:269:3
[INFO] [stderr]     |
[INFO] [stderr] 269 |         sys::list_windows(self.config)
[INFO] [stderr]     |         ^^^ use of undeclared type or module `sys`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `sys`
[INFO] [stderr]    --> src/lib.rs:273:3
[INFO] [stderr]     |
[INFO] [stderr] 273 |         sys::layout_windows(self.config)
[INFO] [stderr]     |         ^^^ use of undeclared type or module `sys`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `sys`
[INFO] [stderr]    --> src/lib.rs:277:3
[INFO] [stderr]     |
[INFO] [stderr] 277 |         sys::print_windows(self.config)
[INFO] [stderr]     |         ^^^ use of undeclared type or module `sys`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] error: could not compile `wlm`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e7f35b3b9bd856bca27d1add05068e0a0090c6a7d69eb8861591655612b3cee7"`
[INFO] running `"docker" "rm" "-f" "e7f35b3b9bd856bca27d1add05068e0a0090c6a7d69eb8861591655612b3cee7"`
[INFO] [stdout] e7f35b3b9bd856bca27d1add05068e0a0090c6a7d69eb8861591655612b3cee7