[INFO] crate bindgen_plugin 0.16.0 is already in cache
[INFO] checking bindgen_plugin-0.16.0 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate bindgen_plugin 0.16.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate bindgen_plugin 0.16.0 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bindgen_plugin 0.16.0
[INFO] removed path dependency bindgen from crates.io crate bindgen_plugin 0.16.0
[INFO] finished tweaking crates.io crate bindgen_plugin 0.16.0
[INFO] tweaked toml for crates.io crate bindgen_plugin 0.16.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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] 3f261016df70470ba2c4e8bc2691564fbfcd68c6962f0bd236efa9bc8ca53282
[INFO] running `"docker" "start" "-a" "3f261016df70470ba2c4e8bc2691564fbfcd68c6962f0bd236efa9bc8ca53282"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking peeking_take_while v0.1.2
[INFO] [stderr]     Checking nom v4.2.3
[INFO] [stderr]     Checking which v3.1.0
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking clang-sys v0.28.1
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]     Checking cexpr v0.3.6
[INFO] [stderr]     Checking bindgen_plugin v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0463]: can't find crate for `rustc_plugin`
[INFO] [stderr]  --> src/lib.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | extern crate rustc_plugin;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `bindgen_plugin`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0463]: can't find crate for `rustc_plugin`
[INFO] [stderr]  --> src/lib.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | extern crate rustc_plugin;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `bindgen_plugin`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "3f261016df70470ba2c4e8bc2691564fbfcd68c6962f0bd236efa9bc8ca53282"`
[INFO] running `"docker" "rm" "-f" "3f261016df70470ba2c4e8bc2691564fbfcd68c6962f0bd236efa9bc8ca53282"`
[INFO] [stdout] 3f261016df70470ba2c4e8bc2691564fbfcd68c6962f0bd236efa9bc8ca53282