Dec 19 07:24:43.757 INFO checking terakun/quoridor_view against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 07:24:43.757 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/terakun/quoridor_view:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 07:24:44.275 INFO [stdout] 860ef840746a6cf4b1886dfb56238caddb18789cd14dd902dace36b7d16cfa80
Dec 19 07:24:44.277 INFO running `"docker" "start" "-a" "860ef840746a6cf4b1886dfb56238caddb18789cd14dd902dace36b7d16cfa80"`
Dec 19 07:24:45.544 INFO [stderr]    Compiling nodrop v0.1.13
Dec 19 07:24:45.549 INFO [stderr]     Checking deunicode v0.4.3
Dec 19 07:24:45.549 INFO [stderr]     Checking pest v0.4.1
Dec 19 07:24:45.549 INFO [stderr]     Checking humansize v1.1.0
Dec 19 07:24:45.557 INFO [stderr]    Compiling crossbeam-utils v0.2.2
Dec 19 07:24:45.557 INFO [stderr]    Compiling isatty v0.1.9
Dec 19 07:24:45.557 INFO [stderr]    Compiling base64 v0.6.0
Dec 19 07:24:45.557 INFO [stderr]     Checking regex-syntax v0.5.6
Dec 19 07:24:45.743 INFO [stderr]    Compiling arrayvec v0.4.7
Dec 19 07:24:45.865 INFO [stderr]    Compiling memchr v2.1.1
Dec 19 07:24:46.029 INFO [stderr]    Compiling toml v0.4.8
Dec 19 07:24:46.036 INFO [stderr]    Compiling pear_codegen v0.0.20
Dec 19 07:24:46.087 INFO [stderr]     Checking slug v0.1.4
Dec 19 07:24:46.417 INFO [stderr]    Compiling syn v0.15.22
Dec 19 07:24:46.432 INFO [stderr]     Checking error-chain v0.10.0
Dec 19 07:24:47.680 INFO [stderr]    Compiling crossbeam-epoch v0.3.1
Dec 19 07:24:49.810 INFO [stderr]    Compiling crossbeam-deque v0.2.0
Dec 19 07:24:49.912 INFO [stderr] error[E0599]: no variant named `concat` found for type `syntax::tokenstream::TokenStream` in the current scope
Dec 19 07:24:49.912 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/src/lib.rs:330:54
Dec 19 07:24:49.912 INFO [stderr]     |
Dec 19 07:24:49.912 INFO [stderr] 330 |                 mac.node.tts = ThinTokenStream::from(TokenStream::concat(streams));
Dec 19 07:24:49.912 INFO [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^ variant not found in `syntax::tokenstream::TokenStream`
Dec 19 07:24:49.912 INFO [stderr] 
Dec 19 07:24:50.046 INFO [stderr] error: aborting due to previous error
Dec 19 07:24:50.046 INFO [stderr] 
Dec 19 07:24:50.046 INFO [stderr] For more information about this error, try `rustc --explain E0599`.
Dec 19 07:24:50.092 INFO [stderr] error: Could not compile `pear_codegen`.
Dec 19 07:24:50.092 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 07:25:00.456 INFO [stderr] error: build failed
Dec 19 07:25:01.439 INFO running `"docker" "inspect" "860ef840746a6cf4b1886dfb56238caddb18789cd14dd902dace36b7d16cfa80"`
Dec 19 07:25:01.715 INFO running `"docker" "rm" "-f" "860ef840746a6cf4b1886dfb56238caddb18789cd14dd902dace36b7d16cfa80"`
Dec 19 07:25:02.004 INFO [stdout] 860ef840746a6cf4b1886dfb56238caddb18789cd14dd902dace36b7d16cfa80