[INFO] fetching crate rustc-ap-rustc_data_structures 685.0.0...
[INFO] checking rustc-ap-rustc_data_structures-685.0.0 against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] extracting crate rustc-ap-rustc_data_structures 685.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rustc-ap-rustc_data_structures 685.0.0 on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-ap-rustc_data_structures 685.0.0
[INFO] finished tweaking crates.io crate rustc-ap-rustc_data_structures 685.0.0
[INFO] tweaked toml for crates.io crate rustc-ap-rustc_data_structures 685.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c76ecee3c1fa75e020c23e8c5dc278fd398878c85b1c09c36631c2af97534ef
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2c76ecee3c1fa75e020c23e8c5dc278fd398878c85b1c09c36631c2af97534ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c76ecee3c1fa75e020c23e8c5dc278fd398878c85b1c09c36631c2af97534ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c76ecee3c1fa75e020c23e8c5dc278fd398878c85b1c09c36631c2af97534ef", kill_on_drop: false }`
[INFO] [stdout] 2c76ecee3c1fa75e020c23e8c5dc278fd398878c85b1c09c36631c2af97534ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eabb4e4f2683758c7e44af99f3cda2a3edbe8188b51e5129f9de34fe00a07ae6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eabb4e4f2683758c7e44af99f3cda2a3edbe8188b51e5129f9de34fe00a07ae6", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-ap-rustc_data_structures v685.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/graph/iterate/mod.rs:182:37
[INFO] [stdout]     |
[INFO] [stdout] 182 |                         return Some(val);
[INFO] [stdout]     |                                     ^^^ expected associated type, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected associated type `<V as TriColorVisitor<G>>::BreakVal`
[INFO] [stdout]                      found unit type `()`
[INFO] [stdout] help: consider constraining the associated type `<V as TriColorVisitor<G>>::BreakVal` to `()`
[INFO] [stdout]     |
[INFO] [stdout] 170 |         V: TriColorVisitor<G, BreakVal = ()>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/graph/iterate/mod.rs:197:37
[INFO] [stdout]     |
[INFO] [stdout] 197 |                         return Some(val);
[INFO] [stdout]     |                                     ^^^ expected associated type, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected associated type `<V as TriColorVisitor<G>>::BreakVal`
[INFO] [stdout]                      found unit type `()`
[INFO] [stdout] help: consider constraining the associated type `<V as TriColorVisitor<G>>::BreakVal` to `()`
[INFO] [stdout]     |
[INFO] [stdout] 170 |         V: TriColorVisitor<G, BreakVal = ()>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/graph/iterate/mod.rs:182:37
[INFO] [stdout]     |
[INFO] [stdout] 182 |                         return Some(val);
[INFO] [stdout]     |                                     ^^^ expected associated type, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected associated type `<V as TriColorVisitor<G>>::BreakVal`
[INFO] [stdout]                      found unit type `()`
[INFO] [stdout] help: consider constraining the associated type `<V as TriColorVisitor<G>>::BreakVal` to `()`
[INFO] [stdout]     |
[INFO] [stdout] 170 |         V: TriColorVisitor<G, BreakVal = ()>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/graph/iterate/mod.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 259 |     ) -> ControlFlow<Self::BreakVal> {
[INFO] [stdout]     |          --------------------------- expected `std::ops::ControlFlow<(), <Self as TriColorVisitor<G>>::BreakVal>` because of return type
[INFO] [stdout] 260 |         ControlFlow::CONTINUE
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^ expected associated type, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `std::ops::ControlFlow<_, <Self as TriColorVisitor<G>>::BreakVal>`
[INFO] [stdout]                found enum `std::ops::ControlFlow<_, ()>`
[INFO] [stdout]     = help: consider constraining the associated type `<Self as TriColorVisitor<G>>::BreakVal` to `()` or calling a method that returns `<Self as TriColorVisitor<G>>::BreakVal`
[INFO] [stdout]     = note: for more information, visit https://doc.rust-lang.org/book/ch19-03-advanced-traits.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/graph/iterate/mod.rs:197:37
[INFO] [stdout]     |
[INFO] [stdout] 197 |                         return Some(val);
[INFO] [stdout]     |                                     ^^^ expected associated type, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected associated type `<V as TriColorVisitor<G>>::BreakVal`
[INFO] [stdout]                      found unit type `()`
[INFO] [stdout] help: consider constraining the associated type `<V as TriColorVisitor<G>>::BreakVal` to `()`
[INFO] [stdout]     |
[INFO] [stdout] 170 |         V: TriColorVisitor<G, BreakVal = ()>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/graph/iterate/mod.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn node_settled(&mut self, _node: G::Node) -> ControlFlow<Self::BreakVal> {
[INFO] [stdout]     |                                                   --------------------------- expected `std::ops::ControlFlow<(), <Self as TriColorVisitor<G>>::BreakVal>` because of return type
[INFO] [stdout] 265 |         ControlFlow::CONTINUE
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^ expected associated type, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `std::ops::ControlFlow<_, <Self as TriColorVisitor<G>>::BreakVal>`
[INFO] [stdout]                found enum `std::ops::ControlFlow<_, ()>`
[INFO] [stdout]     = help: consider constraining the associated type `<Self as TriColorVisitor<G>>::BreakVal` to `()` or calling a method that returns `<Self as TriColorVisitor<G>>::BreakVal`
[INFO] [stdout]     = note: for more information, visit https://doc.rust-lang.org/book/ch19-03-advanced-traits.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/graph/iterate/mod.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 259 |     ) -> ControlFlow<Self::BreakVal> {
[INFO] [stdout]     |          --------------------------- expected `std::ops::ControlFlow<(), <Self as TriColorVisitor<G>>::BreakVal>` because of return type
[INFO] [stdout] 260 |         ControlFlow::CONTINUE
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^ expected associated type, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `std::ops::ControlFlow<_, <Self as TriColorVisitor<G>>::BreakVal>`
[INFO] [stdout]                found enum `std::ops::ControlFlow<_, ()>`
[INFO] [stdout]     = help: consider constraining the associated type `<Self as TriColorVisitor<G>>::BreakVal` to `()` or calling a method that returns `<Self as TriColorVisitor<G>>::BreakVal`
[INFO] [stdout]     = note: for more information, visit https://doc.rust-lang.org/book/ch19-03-advanced-traits.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/graph/iterate/mod.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn node_settled(&mut self, _node: G::Node) -> ControlFlow<Self::BreakVal> {
[INFO] [stdout]     |                                                   --------------------------- expected `std::ops::ControlFlow<(), <Self as TriColorVisitor<G>>::BreakVal>` because of return type
[INFO] [stdout] 265 |         ControlFlow::CONTINUE
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^ expected associated type, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `std::ops::ControlFlow<_, <Self as TriColorVisitor<G>>::BreakVal>`
[INFO] [stdout]                found enum `std::ops::ControlFlow<_, ()>`
[INFO] [stdout]     = help: consider constraining the associated type `<Self as TriColorVisitor<G>>::BreakVal` to `()` or calling a method that returns `<Self as TriColorVisitor<G>>::BreakVal`
[INFO] [stdout]     = note: for more information, visit https://doc.rust-lang.org/book/ch19-03-advanced-traits.html
[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 E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-ap-rustc_data_structures`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "eabb4e4f2683758c7e44af99f3cda2a3edbe8188b51e5129f9de34fe00a07ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eabb4e4f2683758c7e44af99f3cda2a3edbe8188b51e5129f9de34fe00a07ae6", kill_on_drop: false }`
[INFO] [stdout] eabb4e4f2683758c7e44af99f3cda2a3edbe8188b51e5129f9de34fe00a07ae6