[INFO] updating cached repository rloic/portfolio_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rloic/portfolio_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rloic/portfolio_rust" "work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/rloic/portfolio_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/rloic/portfolio_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rloic/portfolio_rust" "work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/rloic/portfolio_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/rloic/portfolio_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cb134f6f4d4bdc13ff813e744afdf384b00fc5b6
[INFO] sha for GitHub repo rloic/portfolio_rust: cb134f6f4d4bdc13ff813e744afdf384b00fc5b6
[INFO] validating manifest of rloic/portfolio_rust on toolchain master#e2f221c75932de7a29845c8d6f1f73536ad00c41
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rloic/portfolio_rust on toolchain try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rloic/portfolio_rust
[INFO] finished frobbing rloic/portfolio_rust
[INFO] frobbed toml for rloic/portfolio_rust written to work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/rloic/portfolio_rust/Cargo.toml
[INFO] started frobbing rloic/portfolio_rust
[INFO] finished frobbing rloic/portfolio_rust
[INFO] frobbed toml for rloic/portfolio_rust written to work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/rloic/portfolio_rust/Cargo.toml
[INFO] crate rloic/portfolio_rust has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rloic/portfolio_rust against try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff for pr-57617
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57617/worker-0/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/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" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bb9d409d3737d9d33418b5d907d3b914d8eeea584960139615023bcd08b66723
[INFO] running `"docker" "start" "-a" "bb9d409d3737d9d33418b5d907d3b914d8eeea584960139615023bcd08b66723"`
[INFO] [stderr]    Compiling cc v1.0.23
[INFO] [stderr]    Compiling serde v1.0.76
[INFO] [stderr]    Compiling proc-macro2 v0.4.16
[INFO] [stderr]     Checking unidecode v0.3.0
[INFO] [stderr]    Compiling log v0.4.4
[INFO] [stderr]    Compiling isatty v0.1.8
[INFO] [stderr]    Compiling memchr v2.0.2
[INFO] [stderr]    Compiling pear_codegen v0.0.20
[INFO] [stderr]    Compiling rocket v0.3.16
[INFO] [stderr]    Compiling rocket_codegen v0.3.16
[INFO] [stderr]    Compiling base64 v0.9.2
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]     Checking slug v0.1.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]     Checking comrak v0.2.14
[INFO] [stderr]    Compiling hyper v0.10.13
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr] error[E0599]: no variant named `concat` found for type `syntax::tokenstream::TokenStream` in the current scope
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/src/lib.rs:330:67
[INFO] [stderr]     |
[INFO] [stderr] 330 |                 mac.node.tts = ThinTokenStream::from(TokenStream::concat(streams));
[INFO] [stderr]     |                                                      -------------^^^^^^
[INFO] [stderr]     |                                                      |
[INFO] [stderr]     |                                                      variant not found in `syntax::tokenstream::TokenStream`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `pear_codegen`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "bb9d409d3737d9d33418b5d907d3b914d8eeea584960139615023bcd08b66723"`
[INFO] running `"docker" "rm" "-f" "bb9d409d3737d9d33418b5d907d3b914d8eeea584960139615023bcd08b66723"`
[INFO] [stdout] bb9d409d3737d9d33418b5d907d3b914d8eeea584960139615023bcd08b66723