Dec 19 07:02:39.529 INFO checking tismith/device-checkout-rs against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 07:02:39.529 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/tismith/device-checkout-rs:/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 07:02:39.973 INFO [stdout] b4683f170837117b4024c691103807322761ee6ed7a12b5fa930d2f3c83602d5
Dec 19 07:02:39.975 INFO running `"docker" "start" "-a" "b4683f170837117b4024c691103807322761ee6ed7a12b5fa930d2f3c83602d5"`
Dec 19 07:02:43.189 INFO [stderr]    Compiling proc-macro2 v0.4.19
Dec 19 07:02:43.196 INFO [stderr]    Compiling utf8-ranges v1.0.1
Dec 19 07:02:43.196 INFO [stderr]    Compiling itoa v0.4.3
Dec 19 07:02:43.221 INFO [stderr]     Checking pest v0.3.3
Dec 19 07:02:43.221 INFO [stderr]    Compiling if_chain v0.1.3
Dec 19 07:02:43.222 INFO [stderr]    Compiling log v0.4.6
Dec 19 07:02:43.232 INFO [stderr]    Compiling libsqlite3-sys v0.9.3
Dec 19 07:02:43.233 INFO [stderr]    Compiling scheduled-thread-pool v0.2.0
Dec 19 07:02:47.549 INFO [stderr]    Compiling regex-syntax v0.6.2
Dec 19 07:02:47.570 INFO [stderr]    Compiling num-traits v0.2.6
Dec 19 07:02:47.686 INFO [stderr]    Compiling serde v1.0.80
Dec 19 07:02:47.687 INFO [stderr]     Checking log v0.3.9
Dec 19 07:02:47.749 INFO [stderr]     Checking r2d2 v0.8.2
Dec 19 07:02:47.808 INFO [stderr]    Compiling ryu v0.2.6
Dec 19 07:02:47.881 INFO [stderr]     Checking tempfile v3.0.4
Dec 19 07:02:49.652 INFO [stderr]    Compiling syn v0.13.11
Dec 19 07:02:50.600 INFO [stderr]    Compiling url v1.7.1
Dec 19 07:02:50.963 INFO [stderr]    Compiling pear_codegen v0.0.20
Dec 19 07:02:51.078 INFO [stderr]     Checking serde_json v1.0.33
Dec 19 07:02:57.648 INFO [stderr] error[E0599]: no variant named `concat` found for type `syntax::tokenstream::TokenStream` in the current scope
Dec 19 07:02:57.648 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/src/lib.rs:330:54
Dec 19 07:02:57.648 INFO [stderr]     |
Dec 19 07:02:57.648 INFO [stderr] 330 |                 mac.node.tts = ThinTokenStream::from(TokenStream::concat(streams));
Dec 19 07:02:57.648 INFO [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^ variant not found in `syntax::tokenstream::TokenStream`
Dec 19 07:02:57.673 INFO [stderr] 
Dec 19 07:02:58.056 INFO [stderr] error: aborting due to previous error
Dec 19 07:02:58.061 INFO [stderr] 
Dec 19 07:02:58.061 INFO [stderr] For more information about this error, try `rustc --explain E0599`.
Dec 19 07:02:58.168 INFO [stderr] error: Could not compile `pear_codegen`.
Dec 19 07:02:58.168 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 07:03:31.637 INFO [stderr] error: build failed
Dec 19 07:03:33.187 INFO running `"docker" "inspect" "b4683f170837117b4024c691103807322761ee6ed7a12b5fa930d2f3c83602d5"`
Dec 19 07:03:33.519 INFO running `"docker" "rm" "-f" "b4683f170837117b4024c691103807322761ee6ed7a12b5fa930d2f3c83602d5"`
Dec 19 07:03:33.880 INFO [stdout] b4683f170837117b4024c691103807322761ee6ed7a12b5fa930d2f3c83602d5