Dec 19 10:07:38.858 INFO checking rloic/portfolio_rust against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 10:07:38.858 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/rloic/portfolio_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 10:07:39.218 INFO [stdout] 06e849e719f87c6741ff1171adb71404cdb2f37151032eb9e6310f15afc954f3
Dec 19 10:07:39.222 INFO running `"docker" "start" "-a" "06e849e719f87c6741ff1171adb71404cdb2f37151032eb9e6310f15afc954f3"`
Dec 19 10:07:40.832 INFO [stderr]    Compiling proc-macro2 v0.4.16
Dec 19 10:07:40.832 INFO [stderr]    Compiling regex v1.0.4
Dec 19 10:07:40.832 INFO [stderr]     Checking unidecode v0.3.0
Dec 19 10:07:40.860 INFO [stderr]     Checking pest v0.4.1
Dec 19 10:07:40.860 INFO [stderr]     Checking typed-arena v1.4.1
Dec 19 10:07:40.860 INFO [stderr]     Checking entities v1.0.1
Dec 19 10:07:40.860 INFO [stderr]     Checking unicode_categories v0.1.1
Dec 19 10:07:40.860 INFO [stderr]    Compiling backtrace-sys v0.1.24
Dec 19 10:07:42.004 INFO [stderr]     Checking twoway v0.1.8
Dec 19 10:07:43.256 INFO [stderr]    Compiling pear_codegen v0.0.20
Dec 19 10:07:43.268 INFO [stderr]     Checking toml v0.4.6
Dec 19 10:07:43.288 INFO [stderr]     Checking serde_json v1.0.26
Dec 19 10:07:43.378 INFO [stderr]     Checking hyper v0.10.13
Dec 19 10:07:46.356 INFO [stderr]    Compiling crossbeam-deque v0.2.0
Dec 19 10:07:47.810 INFO [stderr] error[E0599]: no variant named `concat` found for type `syntax::tokenstream::TokenStream` in the current scope
Dec 19 10:07:47.810 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/src/lib.rs:330:54
Dec 19 10:07:47.810 INFO [stderr]     |
Dec 19 10:07:47.810 INFO [stderr] 330 |                 mac.node.tts = ThinTokenStream::from(TokenStream::concat(streams));
Dec 19 10:07:47.810 INFO [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^ variant not found in `syntax::tokenstream::TokenStream`
Dec 19 10:07:47.810 INFO [stderr] 
Dec 19 10:07:48.224 INFO [stderr] error: aborting due to previous error
Dec 19 10:07:48.224 INFO [stderr] 
Dec 19 10:07:48.224 INFO [stderr] For more information about this error, try `rustc --explain E0599`.
Dec 19 10:07:48.297 INFO [stderr] error: Could not compile `pear_codegen`.
Dec 19 10:07:48.297 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 10:07:55.325 INFO [stderr] error: build failed
Dec 19 10:07:55.587 INFO running `"docker" "inspect" "06e849e719f87c6741ff1171adb71404cdb2f37151032eb9e6310f15afc954f3"`
Dec 19 10:07:55.702 INFO running `"docker" "rm" "-f" "06e849e719f87c6741ff1171adb71404cdb2f37151032eb9e6310f15afc954f3"`
Dec 19 10:07:55.777 INFO [stdout] 06e849e719f87c6741ff1171adb71404cdb2f37151032eb9e6310f15afc954f3