[INFO] crate graphene 0.1.5 is already in cache
[INFO] extracting crate graphene 0.1.5 into work/ex/clippy-test-run/sources/stable/reg/graphene/0.1.5
[INFO] extracting crate graphene 0.1.5 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/graphene/0.1.5
[INFO] validating manifest of graphene-0.1.5 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of graphene-0.1.5 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing graphene-0.1.5
[INFO] finished frobbing graphene-0.1.5
[INFO] frobbed toml for graphene-0.1.5 written to work/ex/clippy-test-run/sources/stable/reg/graphene/0.1.5/Cargo.toml
[INFO] started frobbing graphene-0.1.5
[INFO] finished frobbing graphene-0.1.5
[INFO] frobbed toml for graphene-0.1.5 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/graphene/0.1.5/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting graphene-0.1.5 against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/graphene/0.1.5:/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 -Dclippy::into_iter_on_array" "-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" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7f58b0b72cf16e2173e04bbdb146a1dc8cdd9a8f80b9a942893cb874d36bc3e2
[INFO] running `"docker" "start" "-a" "7f58b0b72cf16e2173e04bbdb146a1dc8cdd9a8f80b9a942893cb874d36bc3e2"`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking graphene v0.1.5 (/opt/crater/workdir)
[INFO] [stderr] error[E0602]: unknown lint: `clippy::into_iter_on_array`
[INFO] [stderr] error[E0602]: unknown lint: `clippy::into_iter_on_array`
[INFO] [stderr]   |
[INFO] [stderr]   = note: requested on the command line with `-D clippy::into_iter_on_array`
[INFO] [stderr] 
[INFO] [stderr] error[E0602]: unknown lint: `clippy::into_iter_on_array`
[INFO] [stderr]   |
[INFO] [stderr]   = note: requested on the command line with `-D clippy::into_iter_on_array`
[INFO] [stderr] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: requested on the command line with `-D clippy::into_iter_on_array`
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/common/adjacency_list/mod.rs:30:48
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let mut g = AdjListGraph{ edges: Vec::new(), values: values };
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^ help: replace it with: `values`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0602`.
[INFO] [stderr] error: Could not compile `memchr`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0602`.
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0602`.
[INFO] [stderr] error: Could not compile `regex`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `libc`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/core/constrained_graph.rs:118:7
[INFO] [stderr]     |
[INFO] [stderr] 118 |         let ref operations = self.operations;
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^------------------- help: try: `let operations = &self.operations;`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/core/constrained_graph.rs:119:7
[INFO] [stderr]     |
[INFO] [stderr] 119 |         let ref mut graph = self.graph;
[INFO] [stderr]     |         ----^^^^^^^^^^^^^-------------- help: try: `let graph = &mut self.graph;`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/core/constrained_graph.rs:134:7
[INFO] [stderr]     |
[INFO] [stderr] 134 |         let ref operations = self.operations;
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^------------------- help: try: `let operations = &self.operations;`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/core/constrained_graph.rs:135:7
[INFO] [stderr]     |
[INFO] [stderr] 135 |         let ref mut graph = self.graph;
[INFO] [stderr]     |         ----^^^^^^^^^^^^^-------------- help: try: `let graph = &mut self.graph;`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/core/constrained_graph.rs:261:2
[INFO] [stderr]     |
[INFO] [stderr] 261 |       fn unconstrained<'a>(&'a mut self) -> Unconstrainer<
[INFO] [stderr]     |  _____^
[INFO] [stderr] 262 | |         Self::Vertex, Self::Weight, Self::VertexIter, Self::EdgeIter, Self>{
[INFO] [stderr] 263 | |         Unconstrainer::new(self)
[INFO] [stderr] 264 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]   --> src/core/constraint/unique.rs:62:10
[INFO] [stderr]    |
[INFO] [stderr] 62 |         if let Some(_) = self.all_edges().into_iter().position(
[INFO] [stderr]    |                ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 62 |         if self.all_edges().into_iter().position(
[INFO] [stderr] 63 |             |edge| edge.source == e.source && edge.sink == e.sink ).is_some()
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/core/constraint/unique.rs:97:12
[INFO] [stderr]     |
[INFO] [stderr] 97  |                   if let Some(_) = v1_to_v2.next(){
[INFO] [stderr]     |  _________________-      ^^^^^^^
[INFO] [stderr] 98  | |                     // Invariant doesn't hold
[INFO] [stderr] 99  | |                     return false;
[INFO] [stderr] 100 | |                 }
[INFO] [stderr]     | |_________________- help: try this: `if v1_to_v2.next().is_some()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/common/adjacency_list/impl_base_graph.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 let ref mut t_v_out = self.edges[t_v_i];
[INFO] [stderr]    |                 ----^^^^^^^^^^^^^^^--------------------- help: try: `let t_v_out = &mut self.edges[t_v_i];`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is used to index `t_v_out`
[INFO] [stderr]   --> src/common/adjacency_list/impl_base_graph.rs:67:14
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 for i in 0..t_v_out.len() {
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 for (i, <item>) in t_v_out.iter().enumerate() {
[INFO] [stderr]    |                     ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/common/adjacency_list/impl_base_graph.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |                 let ref mut t_v_out = self.edges[t_v_i];
[INFO] [stderr]    |                 ----^^^^^^^^^^^^^^^--------------------- help: try: `let t_v_out = &mut self.edges[t_v_i];`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `edge_i` is only used to index `t_v_out`.
[INFO] [stderr]   --> src/common/adjacency_list/impl_base_graph.rs:90:19
[INFO] [stderr]    |
[INFO] [stderr] 90 |                 for edge_i in 0..t_v_out.len(){
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 90 |                 for <item> in &mut t_v_out{
[INFO] [stderr]    |                     ^^^^^^    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/common/adjacency_list/mod.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |             Some(self.values[i].clone())
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.values[i]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "7f58b0b72cf16e2173e04bbdb146a1dc8cdd9a8f80b9a942893cb874d36bc3e2"`
[INFO] running `"docker" "rm" "-f" "7f58b0b72cf16e2173e04bbdb146a1dc8cdd9a8f80b9a942893cb874d36bc3e2"`
[INFO] [stdout] 7f58b0b72cf16e2173e04bbdb146a1dc8cdd9a8f80b9a942893cb874d36bc3e2