Dec 05 12:12:56.448 INFO testing omaskery/asynclang against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 12:12:56.448 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 12:12:57.062 INFO [stdout] 23fa0ba274f210ff3efc83c7d5097368d2e35d985b0ffb61b0e23f97355ceff5
Dec 05 12:12:57.070 INFO running `"docker" "start" "-a" "23fa0ba274f210ff3efc83c7d5097368d2e35d985b0ffb61b0e23f97355ceff5"`
Dec 05 12:12:58.262 INFO [stderr] usermod: no changes
Dec 05 12:12:58.301 INFO [stderr]    Compiling petgraph v0.4.12
Dec 05 12:12:59.940 INFO [stderr] error[E0034]: multiple applicable items in scope
Dec 05 12:12:59.940 INFO [stderr]     --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1171:19
Dec 05 12:12:59.941 INFO [stderr]      |
Dec 05 12:12:59.941 INFO [stderr] 1171 |         self.iter.find_map(|(i, node)| {
Dec 05 12:12:59.941 INFO [stderr]      |                   ^^^^^^^^ multiple `find_map` found
Dec 05 12:12:59.941 INFO [stderr]      |
Dec 05 12:12:59.941 INFO [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
Dec 05 12:12:59.941 INFO [stderr]     --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/iter_utils.rs:5:5
Dec 05 12:12:59.941 INFO [stderr]      |
Dec 05 12:12:59.941 INFO [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
Dec 05 12:12:59.941 INFO [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
Dec 05 12:12:59.941 INFO [stderr] 7    | |     {
Dec 05 12:12:59.941 INFO [stderr] 8    | |         while let Some(elt) = self.next() {
Dec 05 12:12:59.941 INFO [stderr] ...    |
Dec 05 12:12:59.941 INFO [stderr] 13   | |         None
Dec 05 12:12:59.941 INFO [stderr] 14   | |     }
Dec 05 12:12:59.941 INFO [stderr]      | |_____^
Dec 05 12:12:59.942 INFO [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
Dec 05 12:12:59.942 INFO [stderr] 
Dec 05 12:12:59.950 INFO [stderr] error[E0034]: multiple applicable items in scope
Dec 05 12:12:59.950 INFO [stderr]     --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1363:19
Dec 05 12:12:59.950 INFO [stderr]      |
Dec 05 12:12:59.950 INFO [stderr] 1363 |         self.iter.find_map(|(i, edge)|
Dec 05 12:12:59.950 INFO [stderr]      |                   ^^^^^^^^ multiple `find_map` found
Dec 05 12:12:59.950 INFO [stderr]      |
Dec 05 12:12:59.950 INFO [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
Dec 05 12:12:59.950 INFO [stderr]     --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/iter_utils.rs:5:5
Dec 05 12:12:59.951 INFO [stderr]      |
Dec 05 12:12:59.951 INFO [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
Dec 05 12:12:59.951 INFO [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
Dec 05 12:12:59.951 INFO [stderr] 7    | |     {
Dec 05 12:12:59.951 INFO [stderr] 8    | |         while let Some(elt) = self.next() {
Dec 05 12:12:59.951 INFO [stderr] ...    |
Dec 05 12:12:59.951 INFO [stderr] 13   | |         None
Dec 05 12:12:59.951 INFO [stderr] 14   | |     }
Dec 05 12:12:59.951 INFO [stderr]      | |_____^
Dec 05 12:12:59.951 INFO [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
Dec 05 12:12:59.951 INFO [stderr] 
Dec 05 12:12:59.960 INFO [stderr] error[E0034]: multiple applicable items in scope
Dec 05 12:12:59.960 INFO [stderr]     --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1527:19
Dec 05 12:12:59.960 INFO [stderr]      |
Dec 05 12:12:59.960 INFO [stderr] 1527 |         self.iter.find_map(|(i, node)| {
Dec 05 12:12:59.960 INFO [stderr]      |                   ^^^^^^^^ multiple `find_map` found
Dec 05 12:12:59.960 INFO [stderr]      |
Dec 05 12:12:59.960 INFO [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
Dec 05 12:12:59.960 INFO [stderr]     --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/iter_utils.rs:5:5
Dec 05 12:12:59.960 INFO [stderr]      |
Dec 05 12:12:59.960 INFO [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
Dec 05 12:12:59.960 INFO [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
Dec 05 12:12:59.960 INFO [stderr] 7    | |     {
Dec 05 12:12:59.960 INFO [stderr] 8    | |         while let Some(elt) = self.next() {
Dec 05 12:12:59.960 INFO [stderr] ...    |
Dec 05 12:12:59.960 INFO [stderr] 13   | |         None
Dec 05 12:12:59.960 INFO [stderr] 14   | |     }
Dec 05 12:12:59.960 INFO [stderr]      | |_____^
Dec 05 12:12:59.960 INFO [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
Dec 05 12:12:59.960 INFO [stderr] 
Dec 05 12:12:59.962 INFO [stderr] error[E0034]: multiple applicable items in scope
Dec 05 12:12:59.962 INFO [stderr]     --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1573:19
Dec 05 12:12:59.962 INFO [stderr]      |
Dec 05 12:12:59.962 INFO [stderr] 1573 |         self.iter.find_map(|(i, node)| {
Dec 05 12:12:59.962 INFO [stderr]      |                   ^^^^^^^^ multiple `find_map` found
Dec 05 12:12:59.962 INFO [stderr]      |
Dec 05 12:12:59.963 INFO [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
Dec 05 12:12:59.963 INFO [stderr]     --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/iter_utils.rs:5:5
Dec 05 12:12:59.963 INFO [stderr]      |
Dec 05 12:12:59.963 INFO [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
Dec 05 12:12:59.963 INFO [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
Dec 05 12:12:59.963 INFO [stderr] 7    | |     {
Dec 05 12:12:59.963 INFO [stderr] 8    | |         while let Some(elt) = self.next() {
Dec 05 12:12:59.963 INFO [stderr] ...    |
Dec 05 12:12:59.963 INFO [stderr] 13   | |         None
Dec 05 12:12:59.963 INFO [stderr] 14   | |     }
Dec 05 12:12:59.963 INFO [stderr]      | |_____^
Dec 05 12:12:59.963 INFO [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
Dec 05 12:12:59.963 INFO [stderr] 
Dec 05 12:13:00.228 INFO [stderr] error: aborting due to 4 previous errors
Dec 05 12:13:00.228 INFO [stderr] 
Dec 05 12:13:00.228 INFO [stderr] For more information about this error, try `rustc --explain E0034`.
Dec 05 12:13:00.235 INFO [stderr] error: Could not compile `petgraph`.
Dec 05 12:13:00.236 INFO [stderr] 
Dec 05 12:13:00.236 INFO [stderr] To learn more, run the command again with --verbose.
Dec 05 12:13:00.240 INFO [stderr] su: No module specific data is present
Dec 05 12:13:00.839 INFO running `"docker" "inspect" "23fa0ba274f210ff3efc83c7d5097368d2e35d985b0ffb61b0e23f97355ceff5"`
Dec 05 12:13:01.090 INFO running `"docker" "rm" "-f" "23fa0ba274f210ff3efc83c7d5097368d2e35d985b0ffb61b0e23f97355ceff5"`
Dec 05 12:13:01.401 INFO [stdout] 23fa0ba274f210ff3efc83c7d5097368d2e35d985b0ffb61b0e23f97355ceff5