Dec 19 05:38:41.216 INFO checking werner/focusvent against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 05:38:41.216 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/werner/focusvent:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 05:38:41.676 INFO [stdout] 2f26bf4513755c936275d305576a9d55e965ae1463277354520b091490caae9f
Dec 19 05:38:41.678 INFO running `"docker" "start" "-a" "2f26bf4513755c936275d305576a9d55e965ae1463277354520b091490caae9f"`
Dec 19 05:38:43.800 INFO [stderr]    Compiling serde v1.0.78
Dec 19 05:38:43.804 INFO [stderr]    Compiling pq-sys v0.4.6
Dec 19 05:38:43.804 INFO [stderr]    Compiling safemem v0.3.0
Dec 19 05:38:43.804 INFO [stderr]    Compiling bitflags v1.0.4
Dec 19 05:38:43.812 INFO [stderr]    Compiling log v0.4.5
Dec 19 05:38:43.812 INFO [stderr]    Compiling isatty v0.1.9
Dec 19 05:38:44.424 INFO [stderr]    Compiling idna v0.1.5
Dec 19 05:38:44.765 INFO [stderr]    Compiling num-traits v0.2.6
Dec 19 05:38:44.808 INFO [stderr]     Checking aho-corasick v0.6.8
Dec 19 05:38:44.851 INFO [stderr]    Compiling syn v0.13.11
Dec 19 05:38:48.144 INFO [stderr]    Compiling pear_codegen v0.0.20
Dec 19 05:38:48.165 INFO [stderr]    Compiling base64 v0.9.3
Dec 19 05:38:48.194 INFO [stderr]    Compiling diesel-derive-enum v0.4.4
Dec 19 05:38:49.396 INFO [stderr]    Compiling courier v0.3.1
Dec 19 05:38:49.661 INFO [stderr]     Checking log v0.3.9
Dec 19 05:38:55.584 INFO [stderr] error[E0599]: no variant named `concat` found for type `syntax::tokenstream::TokenStream` in the current scope
Dec 19 05:38:55.585 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/src/lib.rs:330:54
Dec 19 05:38:55.585 INFO [stderr]     |
Dec 19 05:38:55.585 INFO [stderr] 330 |                 mac.node.tts = ThinTokenStream::from(TokenStream::concat(streams));
Dec 19 05:38:55.586 INFO [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^ variant not found in `syntax::tokenstream::TokenStream`
Dec 19 05:38:55.586 INFO [stderr] 
Dec 19 05:38:55.614 INFO [stderr]    Compiling syn v0.15.4
Dec 19 05:38:55.638 INFO [stderr]    Compiling syn v0.14.9
Dec 19 05:38:55.873 INFO [stderr]    Compiling crossbeam-deque v0.2.0
Dec 19 05:38:56.004 INFO [stderr] error: aborting due to previous error
Dec 19 05:38:56.005 INFO [stderr] 
Dec 19 05:38:56.005 INFO [stderr] For more information about this error, try `rustc --explain E0599`.
Dec 19 05:38:56.141 INFO [stderr] error: Could not compile `pear_codegen`.
Dec 19 05:38:56.141 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 05:39:30.336 INFO [stderr] error: build failed
Dec 19 05:39:31.008 INFO running `"docker" "inspect" "2f26bf4513755c936275d305576a9d55e965ae1463277354520b091490caae9f"`
Dec 19 05:39:31.332 INFO running `"docker" "rm" "-f" "2f26bf4513755c936275d305576a9d55e965ae1463277354520b091490caae9f"`
Dec 19 05:39:31.635 INFO [stdout] 2f26bf4513755c936275d305576a9d55e965ae1463277354520b091490caae9f