[INFO] updating cached repository https://github.com/twissel/tickets-search
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 67e8fcbe4c8222dfd9be0ecf8d46d4e31df0848f
[INFO] checking twissel/tickets-search against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwissel%2Ftickets-search" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/twissel/tickets-search on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/twissel/tickets-search
[INFO] finished tweaking git repo https://github.com/twissel/tickets-search
[INFO] tweaked toml for git repo https://github.com/twissel/tickets-search written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/twissel/tickets-search already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c163483d61e459b13b6d4a71774444b3c14305ec4c48a4fb19693bc8a1f2e208
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "c163483d61e459b13b6d4a71774444b3c14305ec4c48a4fb19693bc8a1f2e208"`
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking futures v0.1.21
[INFO] [stderr]    Compiling cfg-if v0.1.4
[INFO] [stderr]    Compiling serde v1.0.69
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling rustc-demangle v0.1.8
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking smallvec v0.6.2
[INFO] [stderr]    Compiling bytecount v0.3.1
[INFO] [stderr]     Checking stable_deref_trait v1.1.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]     Checking siphasher v0.2.2
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]     Checking untrusted v0.5.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking string v0.1.0
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking http-range v0.1.1
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling actix_derive v0.2.0
[INFO] [stderr]    Compiling actix-web v0.6.14
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling walkdir v2.1.4
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.1
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking base64 v0.9.2
[INFO] [stderr]     Checking lru-cache v0.1.1
[INFO] [stderr]     Checking resolv-conf v0.6.1
[INFO] [stderr]     Checking bytes v0.4.8
[INFO] [stderr]     Checking aho-corasick v0.6.5
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr]     Checking idna v0.1.4
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]     Checking petgraph v0.4.12
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr] error[E0277]: cannot add `&std::borrow::Cow<'_, str>` to `std::string::String`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pulldown-cmark-0.1.2/src/utils.rs:51:30
[INFO] [stderr]    |
[INFO] [stderr] 51 |         Owned(a.into_owned() + &b)
[INFO] [stderr]    |                              ^ no implementation for `std::string::String + &std::borrow::Cow<'_, str>`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::ops::Add<&std::borrow::Cow<'_, str>>` is not implemented for `std::string::String`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `pulldown-cmark`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1171:19
[INFO] [stderr]      |
[INFO] [stderr] 1171 |         self.iter.find_map(|(i, node)| {
[INFO] [stderr]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stderr]      |
[INFO] [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/iter_utils.rs:5:5
[INFO] [stderr]      |
[INFO] [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stderr] 7    | |     {
[INFO] [stderr] 8    | |         while let Some(elt) = self.next() {
[INFO] [stderr] ...    |
[INFO] [stderr] 13   | |         None
[INFO] [stderr] 14   | |     }
[INFO] [stderr]      | |_____^
[INFO] [stderr]      = help: to disambiguate the method call, write `iter_utils::IterUtilsExt::find_map(self.iter, |(i, node)| {
[INFO] [stderr]                          node.weight.as_ref().map(move |w| (node_index(i), w))
[INFO] [stderr]                      })` instead
[INFO] [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
[INFO] [stderr]      = help: to disambiguate the method call, write `std::iter::Iterator::find_map(self.iter, |(i, node)| {
[INFO] [stderr]                          node.weight.as_ref().map(move |w| (node_index(i), w))
[INFO] [stderr]                      })` instead
[INFO] [stderr] 
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1363:19
[INFO] [stderr]      |
[INFO] [stderr] 1363 |         self.iter.find_map(|(i, edge)|
[INFO] [stderr]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stderr]      |
[INFO] [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/iter_utils.rs:5:5
[INFO] [stderr]      |
[INFO] [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stderr] 7    | |     {
[INFO] [stderr] 8    | |         while let Some(elt) = self.next() {
[INFO] [stderr] ...    |
[INFO] [stderr] 13   | |         None
[INFO] [stderr] 14   | |     }
[INFO] [stderr]      | |_____^
[INFO] [stderr]      = help: to disambiguate the method call, write `iter_utils::IterUtilsExt::find_map(self.iter, |(i, edge)|
[INFO] [stderr]                          edge.weight.as_ref().map(move |weight| {
[INFO] [stderr]                              EdgeReference {
[INFO] [stderr]                                  index: edge_index(i),
[INFO] [stderr]                                  node: edge.node,
[INFO] [stderr]                                  weight: weight,
[INFO] [stderr]                              }
[INFO] [stderr]                          }))` instead
[INFO] [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
[INFO] [stderr]      = help: to disambiguate the method call, write `std::iter::Iterator::find_map(self.iter, |(i, edge)|
[INFO] [stderr]                          edge.weight.as_ref().map(move |weight| {
[INFO] [stderr]                              EdgeReference {
[INFO] [stderr]                                  index: edge_index(i),
[INFO] [stderr]                                  node: edge.node,
[INFO] [stderr]                                  weight: weight,
[INFO] [stderr]                              }
[INFO] [stderr]                          }))` instead
[INFO] [stderr] 
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1527:19
[INFO] [stderr]      |
[INFO] [stderr] 1527 |         self.iter.find_map(|(i, node)| {
[INFO] [stderr]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stderr]      |
[INFO] [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/iter_utils.rs:5:5
[INFO] [stderr]      |
[INFO] [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stderr] 7    | |     {
[INFO] [stderr] 8    | |         while let Some(elt) = self.next() {
[INFO] [stderr] ...    |
[INFO] [stderr] 13   | |         None
[INFO] [stderr] 14   | |     }
[INFO] [stderr]      | |_____^
[INFO] [stderr]      = help: to disambiguate the method call, write `iter_utils::IterUtilsExt::find_map(self.iter, |(i, node)| {
[INFO] [stderr]                          if node.weight.is_some() {
[INFO] [stderr]                              Some(node_index(i))
[INFO] [stderr]                          } else { None }
[INFO] [stderr]                      })` instead
[INFO] [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
[INFO] [stderr]      = help: to disambiguate the method call, write `std::iter::Iterator::find_map(self.iter, |(i, node)| {
[INFO] [stderr]                          if node.weight.is_some() {
[INFO] [stderr]                              Some(node_index(i))
[INFO] [stderr]                          } else { None }
[INFO] [stderr]                      })` instead
[INFO] [stderr] 
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1573:19
[INFO] [stderr]      |
[INFO] [stderr] 1573 |         self.iter.find_map(|(i, node)| {
[INFO] [stderr]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stderr]      |
[INFO] [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/iter_utils.rs:5:5
[INFO] [stderr]      |
[INFO] [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stderr] 7    | |     {
[INFO] [stderr] 8    | |         while let Some(elt) = self.next() {
[INFO] [stderr] ...    |
[INFO] [stderr] 13   | |         None
[INFO] [stderr] 14   | |     }
[INFO] [stderr]      | |_____^
[INFO] [stderr]      = help: to disambiguate the method call, write `iter_utils::IterUtilsExt::find_map(self.iter, |(i, node)| {
[INFO] [stderr]                          if node.weight.is_some() {
[INFO] [stderr]                              Some(edge_index(i))
[INFO] [stderr]                          } else { None }
[INFO] [stderr]                      })` instead
[INFO] [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
[INFO] [stderr]      = help: to disambiguate the method call, write `std::iter::Iterator::find_map(self.iter, |(i, node)| {
[INFO] [stderr]                          if node.weight.is_some() {
[INFO] [stderr]                              Some(edge_index(i))
[INFO] [stderr]                          } else { None }
[INFO] [stderr]                      })` instead
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0034`.
[INFO] [stderr] error: could not compile `petgraph`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "c163483d61e459b13b6d4a71774444b3c14305ec4c48a4fb19693bc8a1f2e208"`
[INFO] running `"docker" "rm" "-f" "c163483d61e459b13b6d4a71774444b3c14305ec4c48a4fb19693bc8a1f2e208"`
[INFO] [stdout] c163483d61e459b13b6d4a71774444b3c14305ec4c48a4fb19693bc8a1f2e208