Dec 19 19:01:50.933 INFO checking christiansakai/todo_rust against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 19:01:50.933 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/christiansakai/todo_rust:/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 19:01:51.394 INFO [stdout] 9afb38eaa9e23776faf45f508d6b8355748da415824f12a79a305c6db2c85e78
Dec 19 19:01:51.402 INFO running `"docker" "start" "-a" "9afb38eaa9e23776faf45f508d6b8355748da415824f12a79a305c6db2c85e78"`
Dec 19 19:01:53.175 INFO [stderr]    Compiling safemem v0.2.0
Dec 19 19:01:53.188 INFO [stderr]    Compiling untrusted v0.5.1
Dec 19 19:01:53.188 INFO [stderr]    Compiling ordermap v0.2.13
Dec 19 19:01:53.222 INFO [stderr]    Compiling pear_codegen v0.0.20
Dec 19 19:01:53.222 INFO [stderr]    Compiling syn v0.15.11
Dec 19 19:01:53.222 INFO [stderr]     Checking diesel v1.3.3
Dec 19 19:01:53.222 INFO [stderr]     Checking tera v0.10.10
Dec 19 19:01:53.222 INFO [stderr]     Checking failure v0.1.2
Dec 19 19:01:54.136 INFO [stderr]    Compiling ring v0.11.0
Dec 19 19:01:54.163 INFO [stderr]    Compiling base64 v0.6.0
Dec 19 19:01:54.340 INFO [stderr]     Checking dotenv v0.13.0
Dec 19 19:01:56.365 INFO [stderr]    Compiling hyper v0.10.13
Dec 19 19:01:59.056 INFO [stderr] error[E0599]: no variant named `concat` found for type `syntax::tokenstream::TokenStream` in the current scope
Dec 19 19:01:59.056 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/src/lib.rs:330:54
Dec 19 19:01:59.056 INFO [stderr]     |
Dec 19 19:01:59.056 INFO [stderr] 330 |                 mac.node.tts = ThinTokenStream::from(TokenStream::concat(streams));
Dec 19 19:01:59.056 INFO [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^ variant not found in `syntax::tokenstream::TokenStream`
Dec 19 19:01:59.056 INFO [stderr] 
Dec 19 19:01:59.180 INFO [stderr] error: aborting due to previous error
Dec 19 19:01:59.204 INFO [stderr] 
Dec 19 19:01:59.204 INFO [stderr] For more information about this error, try `rustc --explain E0599`.
Dec 19 19:01:59.244 INFO [stderr] error: Could not compile `pear_codegen`.
Dec 19 19:01:59.244 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 19:02:43.832 INFO [stderr] error: build failed
Dec 19 19:02:44.888 INFO running `"docker" "inspect" "9afb38eaa9e23776faf45f508d6b8355748da415824f12a79a305c6db2c85e78"`
Dec 19 19:02:45.290 INFO running `"docker" "rm" "-f" "9afb38eaa9e23776faf45f508d6b8355748da415824f12a79a305c6db2c85e78"`
Dec 19 19:02:45.556 INFO [stdout] 9afb38eaa9e23776faf45f508d6b8355748da415824f12a79a305c6db2c85e78