[INFO] updating cached repository https://github.com/Manghi/RustUDPServer [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] d5eba6f4f6092092e0132927890e03fafe9f71c9 [INFO] testing Manghi/RustUDPServer against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FManghi%2FRustUDPServer" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Manghi/RustUDPServer on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Manghi/RustUDPServer [INFO] finished tweaking git repo https://github.com/Manghi/RustUDPServer [INFO] tweaked toml for git repo https://github.com/Manghi/RustUDPServer written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/Manghi/RustUDPServer already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 23d8ca808d55d746faffeacf9828942886cd846eec32cf1d1a7a1d13cf49e4ef [INFO] running `"docker" "start" "-a" "23d8ca808d55d746faffeacf9828942886cd846eec32cf1d1a7a1d13cf49e4ef"` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling bitflags v0.4.0 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling bytes v0.3.0 [INFO] [stderr] Compiling slab v0.1.3 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling spin v0.4.10 [INFO] [stderr] Compiling owning_ref v0.2.4 [INFO] [stderr] Compiling serde v0.8.23 [INFO] [stderr] Compiling slab v0.2.0 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling context v1.0.1 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling nix v0.5.1 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling ws2_32-sys v0.2.1 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling miow v0.1.5 [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stderr] Compiling mio v0.5.1 [INFO] [stderr] Compiling bincode v0.6.1 [INFO] [stderr] Compiling mioco v0.8.1 [INFO] [stderr] Compiling regex v1.3.7 [INFO] [stderr] error[E0446]: private type `src::sync::mpsc::ReceiverCore` in public interface [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mioco-0.8.1/src/sync/mpsc.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 26 | struct ReceiverCore { [INFO] [stderr] | - `src::sync::mpsc::ReceiverCore` declared as private [INFO] [stderr] ... [INFO] [stderr] 35 | type Raw = ReceiverCore; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private type [INFO] [stderr] [INFO] [stderr] error[E0446]: private type `src::timer::TimerCore` in public interface [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mioco-0.8.1/src/timer.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 18 | struct TimerCore { [INFO] [stderr] | - `src::timer::TimerCore` declared as private [INFO] [stderr] ... [INFO] [stderr] 47 | type Raw = TimerCore; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ can't leak private type [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0446`. [INFO] [stderr] error: could not compile `mioco`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "23d8ca808d55d746faffeacf9828942886cd846eec32cf1d1a7a1d13cf49e4ef"` [INFO] running `"docker" "rm" "-f" "23d8ca808d55d746faffeacf9828942886cd846eec32cf1d1a7a1d13cf49e4ef"` [INFO] [stdout] 23d8ca808d55d746faffeacf9828942886cd846eec32cf1d1a7a1d13cf49e4ef