[INFO] cloning repository https://github.com/Phlosioneer/neat-learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Phlosioneer/neat-learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhlosioneer%2Fneat-learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhlosioneer%2Fneat-learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60fb7d37b8b7678b17b499313a95a664b19e504c
[INFO] checking Phlosioneer/neat-learning against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhlosioneer%2Fneat-learning" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Phlosioneer/neat-learning on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Phlosioneer/neat-learning
[INFO] finished tweaking git repo https://github.com/Phlosioneer/neat-learning
[INFO] tweaked toml for git repo https://github.com/Phlosioneer/neat-learning written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Phlosioneer/neat-learning already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 968a43ddf36d228f23f54f4d194fa0d2203ffcfe2e4d7c295f1ab874af9bbccd
[INFO] running `Command { std: "docker" "start" "-a" "968a43ddf36d228f23f54f4d194fa0d2203ffcfe2e4d7c295f1ab874af9bbccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "968a43ddf36d228f23f54f4d194fa0d2203ffcfe2e4d7c295f1ab874af9bbccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "968a43ddf36d228f23f54f4d194fa0d2203ffcfe2e4d7c295f1ab874af9bbccd", kill_on_drop: false }`
[INFO] [stdout] 968a43ddf36d228f23f54f4d194fa0d2203ffcfe2e4d7c295f1ab874af9bbccd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc2e752d9bd6a2263b8d2e86607be7b93f9922255d8106cc2eadfd385147ecab
[INFO] running `Command { std: "docker" "start" "-a" "fc2e752d9bd6a2263b8d2e86607be7b93f9922255d8106cc2eadfd385147ecab", kill_on_drop: false }`
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking petgraph v0.4.12
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1171:19
[INFO] [stdout]      |
[INFO] [stdout] 1171 |         self.iter.find_map(|(i, node)| {
[INFO] [stdout]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stdout]      |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `IterUtilsExt` for the type `I`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/petgraph-0.4.12/src/iter_utils.rs:5:5
[INFO] [stdout]      |
[INFO] [stdout] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stdout] 6    | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stdout]      | |_______________________________________________^
[INFO] [stdout]      = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `Enumerate<I>`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]      |
[INFO] [stdout] 1171 ~         IterUtilsExt::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1172 +             node.weight.as_ref().map(move |w| (node_index(i), w))
[INFO] [stdout] 1173 +         })
[INFO] [stdout]      |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]      |
[INFO] [stdout] 1171 ~         Iterator::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1172 +             node.weight.as_ref().map(move |w| (node_index(i), w))
[INFO] [stdout] 1173 +         })
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1363:19
[INFO] [stdout]      |
[INFO] [stdout] 1363 |         self.iter.find_map(|(i, edge)|
[INFO] [stdout]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stdout]      |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `IterUtilsExt` for the type `I`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/petgraph-0.4.12/src/iter_utils.rs:5:5
[INFO] [stdout]      |
[INFO] [stdout] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stdout] 6    | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stdout]      | |_______________________________________________^
[INFO] [stdout]      = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `Enumerate<I>`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]      |
[INFO] [stdout] 1363 ~         IterUtilsExt::find_map(&mut self.iter, |(i, edge)|
[INFO] [stdout] 1364 +             edge.weight.as_ref().map(move |weight| {
[INFO] [stdout] 1365 +                 EdgeReference {
[INFO] [stdout] 1366 +                     index: edge_index(i),
[INFO] [stdout] 1367 +                     node: edge.node,
[INFO] [stdout] 1368 +                     weight: weight,
[INFO] [stdout] 1369 +                 }
[INFO] [stdout] 1370 +             }))
[INFO] [stdout]      |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]      |
[INFO] [stdout] 1363 ~         Iterator::find_map(&mut self.iter, |(i, edge)|
[INFO] [stdout] 1364 +             edge.weight.as_ref().map(move |weight| {
[INFO] [stdout] 1365 +                 EdgeReference {
[INFO] [stdout] 1366 +                     index: edge_index(i),
[INFO] [stdout] 1367 +                     node: edge.node,
[INFO] [stdout] 1368 +                     weight: weight,
[INFO] [stdout] 1369 +                 }
[INFO] [stdout] 1370 +             }))
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1527:19
[INFO] [stdout]      |
[INFO] [stdout] 1527 |         self.iter.find_map(|(i, node)| {
[INFO] [stdout]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stdout]      |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `IterUtilsExt` for the type `I`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/petgraph-0.4.12/src/iter_utils.rs:5:5
[INFO] [stdout]      |
[INFO] [stdout] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stdout] 6    | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stdout]      | |_______________________________________________^
[INFO] [stdout]      = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `Enumerate<I>`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]      |
[INFO] [stdout] 1527 ~         IterUtilsExt::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1528 +             if node.weight.is_some() {
[INFO] [stdout] 1529 +                 Some(node_index(i))
[INFO] [stdout] 1530 +             } else { None }
[INFO] [stdout] 1531 +         })
[INFO] [stdout]      |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]      |
[INFO] [stdout] 1527 ~         Iterator::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1528 +             if node.weight.is_some() {
[INFO] [stdout] 1529 +                 Some(node_index(i))
[INFO] [stdout] 1530 +             } else { None }
[INFO] [stdout] 1531 +         })
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1573:19
[INFO] [stdout]      |
[INFO] [stdout] 1573 |         self.iter.find_map(|(i, node)| {
[INFO] [stdout]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stdout]      |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `IterUtilsExt` for the type `I`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/petgraph-0.4.12/src/iter_utils.rs:5:5
[INFO] [stdout]      |
[INFO] [stdout] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stdout] 6    | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stdout]      | |_______________________________________________^
[INFO] [stdout]      = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `Enumerate<I>`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]      |
[INFO] [stdout] 1573 ~         IterUtilsExt::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1574 +             if node.weight.is_some() {
[INFO] [stdout] 1575 +                 Some(edge_index(i))
[INFO] [stdout] 1576 +             } else { None }
[INFO] [stdout] 1577 +         })
[INFO] [stdout]      |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]      |
[INFO] [stdout] 1573 ~         Iterator::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1574 +             if node.weight.is_some() {
[INFO] [stdout] 1575 +                 Some(edge_index(i))
[INFO] [stdout] 1576 +             } else { None }
[INFO] [stdout] 1577 +         })
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `petgraph` (lib) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "fc2e752d9bd6a2263b8d2e86607be7b93f9922255d8106cc2eadfd385147ecab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc2e752d9bd6a2263b8d2e86607be7b93f9922255d8106cc2eadfd385147ecab", kill_on_drop: false }`
[INFO] [stdout] fc2e752d9bd6a2263b8d2e86607be7b93f9922255d8106cc2eadfd385147ecab
