[INFO] crate wasm-wrapper-gen-build 0.0.3 is already in cache
[INFO] extracting crate wasm-wrapper-gen-build 0.0.3 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/wasm-wrapper-gen-build/0.0.3
[INFO] extracting crate wasm-wrapper-gen-build 0.0.3 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/wasm-wrapper-gen-build/0.0.3
[INFO] validating manifest of wasm-wrapper-gen-build-0.0.3 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wasm-wrapper-gen-build-0.0.3 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wasm-wrapper-gen-build-0.0.3
[INFO] finished frobbing wasm-wrapper-gen-build-0.0.3
[INFO] frobbed toml for wasm-wrapper-gen-build-0.0.3 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/wasm-wrapper-gen-build/0.0.3/Cargo.toml
[INFO] started frobbing wasm-wrapper-gen-build-0.0.3
[INFO] finished frobbing wasm-wrapper-gen-build-0.0.3
[INFO] frobbed toml for wasm-wrapper-gen-build-0.0.3 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/wasm-wrapper-gen-build/0.0.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking wasm-wrapper-gen-build-0.0.3 against try#75eff020d0923c035c2fe220db4a0465cd847048 for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-7/try#75eff020d0923c035c2fe220db4a0465cd847048:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/wasm-wrapper-gen-build/0.0.3:/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" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] caac7f8d9ad173bea59c79a1a2b2fe3f3259d644f8c3b2be3b546324afa8ae76
[INFO] running `"docker" "start" "-a" "caac7f8d9ad173bea59c79a1a2b2fe3f3259d644f8c3b2be3b546324afa8ae76"`
[INFO] [stderr]     Checking unicode-xid v0.0.4
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.2
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]     Checking backtrace-sys v0.1.31
[INFO] [stderr]     Checking backtrace v0.3.35
[INFO] [stderr]     Checking synom v0.11.3
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking proc-macro-hack v0.4.2
[INFO] [stderr]     Checking wasm-wrapper-gen-shared v0.0.3
[INFO] [stderr]     Checking wasm-wrapper-gen-build v0.0.3 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `syn::visit`
[INFO] [stderr]  --> src/source_searching.rs:8:14
[INFO] [stderr]   |
[INFO] [stderr] 8 |     use syn::visit::Visitor;
[INFO] [stderr]   |              ^^^^^ could not find `visit` in `syn`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `visit` in `syn`
[INFO] [stderr]   --> src/source_searching.rs:53:11
[INFO] [stderr]    |
[INFO] [stderr] 53 | impl syn::visit::Visitor for FindMacrosVisitor {
[INFO] [stderr]    |           ^^^^^ could not find `visit` in `syn`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `wasm-wrapper-gen-build`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0432]: unresolved import `syn::visit`
[INFO] [stderr]  --> src/source_searching.rs:8:14
[INFO] [stderr]   |
[INFO] [stderr] 8 |     use syn::visit::Visitor;
[INFO] [stderr]   |              ^^^^^ could not find `visit` in `syn`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `visit` in `syn`
[INFO] [stderr]   --> src/source_searching.rs:53:11
[INFO] [stderr]    |
[INFO] [stderr] 53 | impl syn::visit::Visitor for FindMacrosVisitor {
[INFO] [stderr]    |           ^^^^^ could not find `visit` in `syn`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `wasm-wrapper-gen-build`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "caac7f8d9ad173bea59c79a1a2b2fe3f3259d644f8c3b2be3b546324afa8ae76"`
[INFO] running `"docker" "rm" "-f" "caac7f8d9ad173bea59c79a1a2b2fe3f3259d644f8c3b2be3b546324afa8ae76"`
[INFO] [stdout] caac7f8d9ad173bea59c79a1a2b2fe3f3259d644f8c3b2be3b546324afa8ae76