Dec 19 20:13:05.745 INFO checking aulisius/alphabet_icon against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 20:13:05.745 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/aulisius/alphabet_icon:/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 20:13:06.217 INFO [stdout] 1cc8193ea0fcbb57abd9328395de67bdf689ab8fafdb6bae77cc09e7ec426030
Dec 19 20:13:06.232 INFO running `"docker" "start" "-a" "1cc8193ea0fcbb57abd9328395de67bdf689ab8fafdb6bae77cc09e7ec426030"`
Dec 19 20:13:08.106 INFO [stderr]    Compiling serde v1.0.74
Dec 19 20:13:08.113 INFO [stderr]    Compiling byteorder v1.2.4
Dec 19 20:13:08.116 INFO [stderr]     Checking cache_2q v0.8.4
Dec 19 20:13:08.128 INFO [stderr]     Checking svg v0.5.6
Dec 19 20:13:08.129 INFO [stderr]     Checking cached v0.4.1
Dec 19 20:13:08.130 INFO [stderr]     Checking simplesvg v0.4.0
Dec 19 20:13:08.132 INFO [stderr]    Compiling log v0.4.4
Dec 19 20:13:08.141 INFO [stderr]    Compiling isatty v0.1.8
Dec 19 20:13:10.140 INFO [stderr]    Compiling memchr v2.0.1
Dec 19 20:13:10.240 INFO [stderr]    Compiling pear_codegen v0.0.20
Dec 19 20:13:10.731 INFO [stderr]    Compiling rocket v0.3.16
Dec 19 20:13:11.218 INFO [stderr]    Compiling rocket_codegen v0.3.16
Dec 19 20:13:12.557 INFO [stderr]    Compiling rocket_cors v0.2.0
Dec 19 20:13:12.832 INFO [stderr]     Checking log v0.3.9
Dec 19 20:13:12.843 INFO [stderr]    Compiling httparse v1.3.2
Dec 19 20:13:13.476 INFO [stderr]    Compiling base64 v0.6.0
Dec 19 20:13:13.524 INFO [stderr]    Compiling base64 v0.9.2
Dec 19 20:13:15.856 INFO [stderr]    Compiling syn v0.14.9
Dec 19 20:13:17.116 INFO [stderr]     Checking mime v0.2.6
Dec 19 20:13:18.840 INFO [stderr]    Compiling rayon v0.7.1
Dec 19 20:13:20.520 INFO [stderr]     Checking hyper v0.10.13
Dec 19 20:13:24.569 INFO [stderr] error[E0599]: no variant named `concat` found for type `syntax::tokenstream::TokenStream` in the current scope
Dec 19 20:13:24.569 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/src/lib.rs:330:54
Dec 19 20:13:24.569 INFO [stderr]     |
Dec 19 20:13:24.569 INFO [stderr] 330 |                 mac.node.tts = ThinTokenStream::from(TokenStream::concat(streams));
Dec 19 20:13:24.569 INFO [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^ variant not found in `syntax::tokenstream::TokenStream`
Dec 19 20:13:24.569 INFO [stderr] 
Dec 19 20:13:24.748 INFO [stderr] error: aborting due to previous error
Dec 19 20:13:24.748 INFO [stderr] 
Dec 19 20:13:24.748 INFO [stderr] For more information about this error, try `rustc --explain E0599`.
Dec 19 20:13:24.781 INFO [stderr] error: Could not compile `pear_codegen`.
Dec 19 20:13:24.781 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 20:13:42.309 INFO [stderr] error: build failed
Dec 19 20:13:43.049 INFO running `"docker" "inspect" "1cc8193ea0fcbb57abd9328395de67bdf689ab8fafdb6bae77cc09e7ec426030"`
Dec 19 20:13:43.240 INFO running `"docker" "rm" "-f" "1cc8193ea0fcbb57abd9328395de67bdf689ab8fafdb6bae77cc09e7ec426030"`
Dec 19 20:13:43.478 INFO [stdout] 1cc8193ea0fcbb57abd9328395de67bdf689ab8fafdb6bae77cc09e7ec426030