Dec 17 18:24:13.860 INFO checking omaskery/asynclang against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 18:24:13.860 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/omaskery/asynclang:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 18:24:14.223 INFO [stdout] f6f4ed3beccf5860d9344562b225ea290fca888ea30a5d6052ff29da399763ad
Dec 17 18:24:14.225 INFO running `"docker" "start" "-a" "f6f4ed3beccf5860d9344562b225ea290fca888ea30a5d6052ff29da399763ad"`
Dec 17 18:24:16.063 INFO [stderr]     Checking petgraph v0.4.12
Dec 17 18:24:17.852 INFO [stderr] error[E0034]: multiple applicable items in scope
Dec 17 18:24:17.852 INFO [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1171:19
Dec 17 18:24:17.852 INFO [stderr]      |
Dec 17 18:24:17.852 INFO [stderr] 1171 |         self.iter.find_map(|(i, node)| {
Dec 17 18:24:17.852 INFO [stderr]      |                   ^^^^^^^^ multiple `find_map` found
Dec 17 18:24:17.852 INFO [stderr]      |
Dec 17 18:24:17.852 INFO [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
Dec 17 18:24:17.852 INFO [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/iter_utils.rs:5:5
Dec 17 18:24:17.852 INFO [stderr]      |
Dec 17 18:24:17.852 INFO [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
Dec 17 18:24:17.852 INFO [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
Dec 17 18:24:17.852 INFO [stderr] 7    | |     {
Dec 17 18:24:17.852 INFO [stderr] 8    | |         while let Some(elt) = self.next() {
Dec 17 18:24:17.852 INFO [stderr] ...    |
Dec 17 18:24:17.852 INFO [stderr] 13   | |         None
Dec 17 18:24:17.852 INFO [stderr] 14   | |     }
Dec 17 18:24:17.852 INFO [stderr]      | |_____^
Dec 17 18:24:17.852 INFO [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
Dec 17 18:24:17.853 INFO [stderr] 
Dec 17 18:24:17.864 INFO [stderr] error[E0034]: multiple applicable items in scope
Dec 17 18:24:17.864 INFO [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1363:19
Dec 17 18:24:17.864 INFO [stderr]      |
Dec 17 18:24:17.864 INFO [stderr] 1363 |         self.iter.find_map(|(i, edge)|
Dec 17 18:24:17.864 INFO [stderr]      |                   ^^^^^^^^ multiple `find_map` found
Dec 17 18:24:17.864 INFO [stderr]      |
Dec 17 18:24:17.864 INFO [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
Dec 17 18:24:17.864 INFO [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/iter_utils.rs:5:5
Dec 17 18:24:17.864 INFO [stderr]      |
Dec 17 18:24:17.864 INFO [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
Dec 17 18:24:17.864 INFO [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
Dec 17 18:24:17.864 INFO [stderr] 7    | |     {
Dec 17 18:24:17.864 INFO [stderr] 8    | |         while let Some(elt) = self.next() {
Dec 17 18:24:17.864 INFO [stderr] ...    |
Dec 17 18:24:17.864 INFO [stderr] 13   | |         None
Dec 17 18:24:17.864 INFO [stderr] 14   | |     }
Dec 17 18:24:17.864 INFO [stderr]      | |_____^
Dec 17 18:24:17.864 INFO [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
Dec 17 18:24:17.865 INFO [stderr] 
Dec 17 18:24:17.872 INFO [stderr] error[E0034]: multiple applicable items in scope
Dec 17 18:24:17.872 INFO [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1527:19
Dec 17 18:24:17.872 INFO [stderr]      |
Dec 17 18:24:17.872 INFO [stderr] 1527 |         self.iter.find_map(|(i, node)| {
Dec 17 18:24:17.872 INFO [stderr]      |                   ^^^^^^^^ multiple `find_map` found
Dec 17 18:24:17.872 INFO [stderr]      |
Dec 17 18:24:17.872 INFO [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
Dec 17 18:24:17.872 INFO [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/iter_utils.rs:5:5
Dec 17 18:24:17.872 INFO [stderr]      |
Dec 17 18:24:17.872 INFO [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
Dec 17 18:24:17.872 INFO [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
Dec 17 18:24:17.872 INFO [stderr] 7    | |     {
Dec 17 18:24:17.872 INFO [stderr] 8    | |         while let Some(elt) = self.next() {
Dec 17 18:24:17.872 INFO [stderr] ...    |
Dec 17 18:24:17.872 INFO [stderr] 13   | |         None
Dec 17 18:24:17.872 INFO [stderr] 14   | |     }
Dec 17 18:24:17.872 INFO [stderr]      | |_____^
Dec 17 18:24:17.873 INFO [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
Dec 17 18:24:17.873 INFO [stderr] 
Dec 17 18:24:17.873 INFO [stderr] error[E0034]: multiple applicable items in scope
Dec 17 18:24:17.873 INFO [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1573:19
Dec 17 18:24:17.873 INFO [stderr]      |
Dec 17 18:24:17.873 INFO [stderr] 1573 |         self.iter.find_map(|(i, node)| {
Dec 17 18:24:17.873 INFO [stderr]      |                   ^^^^^^^^ multiple `find_map` found
Dec 17 18:24:17.873 INFO [stderr]      |
Dec 17 18:24:17.873 INFO [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
Dec 17 18:24:17.873 INFO [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/iter_utils.rs:5:5
Dec 17 18:24:17.873 INFO [stderr]      |
Dec 17 18:24:17.873 INFO [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
Dec 17 18:24:17.873 INFO [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
Dec 17 18:24:17.873 INFO [stderr] 7    | |     {
Dec 17 18:24:17.873 INFO [stderr] 8    | |         while let Some(elt) = self.next() {
Dec 17 18:24:17.873 INFO [stderr] ...    |
Dec 17 18:24:17.873 INFO [stderr] 13   | |         None
Dec 17 18:24:17.873 INFO [stderr] 14   | |     }
Dec 17 18:24:17.873 INFO [stderr]      | |_____^
Dec 17 18:24:17.873 INFO [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
Dec 17 18:24:17.873 INFO [stderr] 
Dec 17 18:24:18.132 INFO [stderr] error: aborting due to 4 previous errors
Dec 17 18:24:18.132 INFO [stderr] 
Dec 17 18:24:18.132 INFO [stderr] For more information about this error, try `rustc --explain E0034`.
Dec 17 18:24:18.145 INFO [stderr] error: Could not compile `petgraph`.
Dec 17 18:24:18.145 INFO [stderr] 
Dec 17 18:24:18.145 INFO [stderr] To learn more, run the command again with --verbose.
Dec 17 18:24:18.978 INFO running `"docker" "inspect" "f6f4ed3beccf5860d9344562b225ea290fca888ea30a5d6052ff29da399763ad"`
Dec 17 18:24:19.378 INFO running `"docker" "rm" "-f" "f6f4ed3beccf5860d9344562b225ea290fca888ea30a5d6052ff29da399763ad"`
Dec 17 18:24:19.760 INFO [stdout] f6f4ed3beccf5860d9344562b225ea290fca888ea30a5d6052ff29da399763ad