[INFO] fetching crate rg3d-ui 0.2.0...
[INFO] checking rg3d-ui-0.2.0 against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880
[INFO] extracting crate rg3d-ui 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rg3d-ui 0.2.0 on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rg3d-ui 0.2.0
[INFO] finished tweaking crates.io crate rg3d-ui 0.2.0
[INFO] tweaked toml for crates.io crate rg3d-ui 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "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] 0719c76e7b4965bc941bdac15d488975e44385953933b43a1908b0302b4e0200
[INFO] running `"docker" "start" "-a" "0719c76e7b4965bc941bdac15d488975e44385953933b43a1908b0302b4e0200"`
[INFO] [stderr]     Checking rg3d-core v0.6.0
[INFO] [stderr]     Checking rg3d-ui v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `crate::Builder`
[INFO] [stderr]     --> src/lib.rs:1189:9
[INFO] [stderr]      |
[INFO] [stderr] 1189 |         Builder,
[INFO] [stderr]      |         ^^^^^^^ no `Builder` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0046]: not all trait items implemented, missing: `handle_message`
[INFO] [stderr]     --> src/lib.rs:1201:5
[INFO] [stderr]      |
[INFO] [stderr] 347  |     fn handle_message(&mut self, self_handle: Handle<UINode<M, C>>, ui: &mut UserInterface<M, C>, message: &mut UiMessage<M, C>);
[INFO] [stderr]      |     ----------------------------------------------------------------------------------------------------------------------------- `handle_message` from trait
[INFO] [stderr] ...
[INFO] [stderr] 1201 |     impl Control<StubUiMessage, StubUiNode> for StubUiNode {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `handle_message` in implementation
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0046, E0432.
[INFO] [stderr] For more information about an error, try `rustc --explain E0046`.
[INFO] [stderr] error: could not compile `rg3d-ui`.
[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" "0719c76e7b4965bc941bdac15d488975e44385953933b43a1908b0302b4e0200"`
[INFO] running `"docker" "rm" "-f" "0719c76e7b4965bc941bdac15d488975e44385953933b43a1908b0302b4e0200"`
[INFO] [stdout] 0719c76e7b4965bc941bdac15d488975e44385953933b43a1908b0302b4e0200