[INFO] updating cached repository https://github.com/albertofem/carcasian [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 37fd8432c687747596430ee4fa0c3a89d4ffeba4 [INFO] testing albertofem/carcasian against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falbertofem%2Fcarcasian" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/albertofem/carcasian on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/albertofem/carcasian [INFO] finished tweaking git repo https://github.com/albertofem/carcasian [INFO] tweaked toml for git repo https://github.com/albertofem/carcasian written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/albertofem/carcasian already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-3/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] baa1d7b6ef8439df89f764b77f77eb88e68ce1f8d8905e493f82871ae0b4fd4c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "baa1d7b6ef8439df89f764b77f77eb88e68ce1f8d8905e493f82871ae0b4fd4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "baa1d7b6ef8439df89f764b77f77eb88e68ce1f8d8905e493f82871ae0b4fd4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "baa1d7b6ef8439df89f764b77f77eb88e68ce1f8d8905e493f82871ae0b4fd4c", kill_on_drop: false }` [INFO] [stdout] baa1d7b6ef8439df89f764b77f77eb88e68ce1f8d8905e493f82871ae0b4fd4c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1328ca5e948413cad130e307c1e6b64f2a25e303adc32d1b0ea9ff3b02ca4a5c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1328ca5e948413cad130e307c1e6b64f2a25e303adc32d1b0ea9ff3b02ca4a5c", kill_on_drop: false }` [INFO] [stderr] Compiling slab v0.2.0 [INFO] [stderr] Compiling thread-scoped v1.0.2 [INFO] [stderr] Compiling spin v0.4.10 [INFO] [stderr] Compiling owning_ref v0.2.4 [INFO] [stderr] Compiling argparse v0.2.2 [INFO] [stderr] Compiling context v1.0.1 [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stderr] Compiling miow v0.1.5 [INFO] [stderr] Compiling mio v0.5.1 [INFO] [stderr] Compiling mioco v0.8.1 [INFO] [stdout] error[E0446]: private type `src::sync::mpsc::ReceiverCore` in public interface [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mioco-0.8.1/src/sync/mpsc.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 26 | struct ReceiverCore { [INFO] [stdout] | - `src::sync::mpsc::ReceiverCore` declared as private [INFO] [stdout] ... [INFO] [stdout] 35 | type Raw = ReceiverCore; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0446]: private type `src::timer::TimerCore` in public interface [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mioco-0.8.1/src/timer.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 18 | struct TimerCore { [INFO] [stdout] | - `src::timer::TimerCore` declared as private [INFO] [stdout] ... [INFO] [stdout] 47 | type Raw = TimerCore; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ can't leak private type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0446`. [INFO] [stdout] [INFO] [stderr] error: could not compile `mioco`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "1328ca5e948413cad130e307c1e6b64f2a25e303adc32d1b0ea9ff3b02ca4a5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1328ca5e948413cad130e307c1e6b64f2a25e303adc32d1b0ea9ff3b02ca4a5c", kill_on_drop: false }` [INFO] [stdout] 1328ca5e948413cad130e307c1e6b64f2a25e303adc32d1b0ea9ff3b02ca4a5c