[INFO] updating cached repository cybermatt/fast-luhn
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cybermatt/fast-luhn
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cybermatt/fast-luhn" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/cybermatt/fast-luhn"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/cybermatt/fast-luhn'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cybermatt/fast-luhn" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/cybermatt/fast-luhn"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/cybermatt/fast-luhn'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ead27f1b945aee78cf43663be156466d810d964d
[INFO] sha for GitHub repo cybermatt/fast-luhn: ead27f1b945aee78cf43663be156466d810d964d
[INFO] validating manifest of cybermatt/fast-luhn 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 cybermatt/fast-luhn 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 cybermatt/fast-luhn
[INFO] finished frobbing cybermatt/fast-luhn
[INFO] frobbed toml for cybermatt/fast-luhn written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/cybermatt/fast-luhn/Cargo.toml
[INFO] started frobbing cybermatt/fast-luhn
[INFO] finished frobbing cybermatt/fast-luhn
[INFO] frobbed toml for cybermatt/fast-luhn written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/cybermatt/fast-luhn/Cargo.toml
[INFO] crate cybermatt/fast-luhn already has a lockfile, it will not be regenerated
[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 cybermatt/fast-luhn against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-5/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/cybermatt/fast-luhn:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 257005a7b3d9cf898dc9ef155b1a1a3942887642a38e7a1889e10a72b0395f02
[INFO] running `"docker" "start" "-a" "257005a7b3d9cf898dc9ef155b1a1a3942887642a38e7a1889e10a72b0395f02"`
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling mashup-impl v0.1.9
[INFO] [stderr]    Compiling pyo3 v0.5.4
[INFO] [stderr]     Checking mashup v0.1.9
[INFO] [stderr] error: proc-macro derive panicked
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mashup-0.1.9/src/lib.rs:153:1
[INFO] [stderr]     |
[INFO] [stderr] 153 | / proc_macro_item_decl! {
[INFO] [stderr] 154 | |     #[doc(hidden)]
[INFO] [stderr] 155 | |     mashup_macro! => mashup_macro_impl
[INFO] [stderr] 156 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: message: assertion failed: `(left == right)`
[INFO] [stderr]               left: `Some("#[allow(unused,")`,
[INFO] [stderr]              right: `Some("#[allow(unused")`
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `mashup`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "257005a7b3d9cf898dc9ef155b1a1a3942887642a38e7a1889e10a72b0395f02"`
[INFO] running `"docker" "rm" "-f" "257005a7b3d9cf898dc9ef155b1a1a3942887642a38e7a1889e10a72b0395f02"`
[INFO] [stdout] 257005a7b3d9cf898dc9ef155b1a1a3942887642a38e7a1889e10a72b0395f02