[INFO] cloning repository https://github.com/Manghi/RustUDPServer [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Manghi/RustUDPServer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FManghi%2FRustUDPServer"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FManghi%2FRustUDPServer'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d5eba6f4f6092092e0132927890e03fafe9f71c9 [INFO] testing Manghi/RustUDPServer against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FManghi%2FRustUDPServer" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Manghi/RustUDPServer 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 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-0/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" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-0/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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] ccf7e2951eb0150071a7fb136597cba2d5511086d7411877ba0fa7fc63d9f808 [INFO] running `"docker" "start" "-a" "ccf7e2951eb0150071a7fb136597cba2d5511086d7411877ba0fa7fc63d9f808"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling bitflags v0.4.0 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Compiling bytes v0.3.0 [INFO] [stderr] Compiling slab v0.1.3 [INFO] [stderr] Compiling thread-scoped v1.0.2 [INFO] [stderr] Compiling slab v0.2.0 [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 num-traits v0.1.43 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling nix v0.5.1 [INFO] [stderr] Compiling ws2_32-sys v0.2.1 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling crc v1.8.1 [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 context v1.0.1 [INFO] [stderr] Compiling mio v0.5.1 [INFO] [stderr] Compiling bincode v0.6.1 [INFO] [stderr] Compiling mioco v0.8.1 [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] running `"docker" "inspect" "ccf7e2951eb0150071a7fb136597cba2d5511086d7411877ba0fa7fc63d9f808"` [INFO] running `"docker" "rm" "-f" "ccf7e2951eb0150071a7fb136597cba2d5511086d7411877ba0fa7fc63d9f808"` [INFO] [stdout] ccf7e2951eb0150071a7fb136597cba2d5511086d7411877ba0fa7fc63d9f808