Dec 19 13:57:02.631 INFO checking kvey/architecture-dinner against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 13:57:02.631 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/kvey/architecture-dinner:/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 13:57:03.150 INFO [stdout] 55b096e4cc0f2a3e27cd70d46bc0f1a708019c0d929bd56c80340901f93b4259
Dec 19 13:57:03.158 INFO running `"docker" "start" "-a" "55b096e4cc0f2a3e27cd70d46bc0f1a708019c0d929bd56c80340901f93b4259"`
Dec 19 13:57:05.014 INFO [stderr]     Checking thread-id v3.3.0
Dec 19 13:57:05.032 INFO [stderr]    Compiling mime v0.2.6
Dec 19 13:57:05.037 INFO [stderr]    Compiling pear_codegen v0.0.20
Dec 19 13:57:05.048 INFO [stderr]     Checking hyper v0.10.13
Dec 19 13:57:05.056 INFO [stderr]    Compiling rayon-core v1.4.1
Dec 19 13:57:05.650 INFO [stderr]     Checking log4rs v0.8.1
Dec 19 13:57:11.168 INFO [stderr] error[E0599]: no variant named `concat` found for type `syntax::tokenstream::TokenStream` in the current scope
Dec 19 13:57:11.169 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/src/lib.rs:330:54
Dec 19 13:57:11.169 INFO [stderr]     |
Dec 19 13:57:11.169 INFO [stderr] 330 |                 mac.node.tts = ThinTokenStream::from(TokenStream::concat(streams));
Dec 19 13:57:11.169 INFO [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^ variant not found in `syntax::tokenstream::TokenStream`
Dec 19 13:57:11.192 INFO [stderr] 
Dec 19 13:57:11.508 INFO [stderr] error: aborting due to previous error
Dec 19 13:57:11.528 INFO [stderr] 
Dec 19 13:57:11.529 INFO [stderr] For more information about this error, try `rustc --explain E0599`.
Dec 19 13:57:11.677 INFO [stderr] error: Could not compile `pear_codegen`.
Dec 19 13:57:11.678 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 13:57:23.142 INFO [stderr] error: build failed
Dec 19 13:57:23.888 INFO running `"docker" "inspect" "55b096e4cc0f2a3e27cd70d46bc0f1a708019c0d929bd56c80340901f93b4259"`
Dec 19 13:57:24.062 INFO running `"docker" "rm" "-f" "55b096e4cc0f2a3e27cd70d46bc0f1a708019c0d929bd56c80340901f93b4259"`
Dec 19 13:57:24.141 INFO [stdout] 55b096e4cc0f2a3e27cd70d46bc0f1a708019c0d929bd56c80340901f93b4259