[INFO] fetching crate directed_bijective_connection_graph 0.2.1...
[INFO] checking directed_bijective_connection_graph-0.2.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate directed_bijective_connection_graph 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate directed_bijective_connection_graph 0.2.1
[INFO] finished tweaking crates.io crate directed_bijective_connection_graph 0.2.1
[INFO] tweaked toml for crates.io crate directed_bijective_connection_graph 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate directed_bijective_connection_graph 0.2.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate directed_bijective_connection_graph 0.2.1 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6918add93405a27ce5f3663c558e68834e6af1ed7b34fdb482b391feb9cc42b
[INFO] running `Command { std: "docker" "start" "-a" "b6918add93405a27ce5f3663c558e68834e6af1ed7b34fdb482b391feb9cc42b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6918add93405a27ce5f3663c558e68834e6af1ed7b34fdb482b391feb9cc42b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6918add93405a27ce5f3663c558e68834e6af1ed7b34fdb482b391feb9cc42b", kill_on_drop: false }`
[INFO] [stdout] b6918add93405a27ce5f3663c558e68834e6af1ed7b34fdb482b391feb9cc42b
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f06abf9591247b75e57c85f86e164e66e1155ab9a8171241ab2e61afc1aa9a5
[INFO] running `Command { std: "docker" "start" "-a" "1f06abf9591247b75e57c85f86e164e66e1155ab9a8171241ab2e61afc1aa9a5", kill_on_drop: false }`
[INFO] [stderr]     Checking directed_bijective_connection_graph v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/directed_bijective_connection_graph/lemma1.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn lemma1(&self, n: Dims, d: Node) -> Vec<NodePath>;
[INFO] [stdout]   |               ^^^^^                           -------- the lifetime gets resolved as `'_`
[INFO] [stdout]   |               |
[INFO] [stdout]   |               this lifetime flows to the output
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn lemma1(&self, n: Dims, d: Node) -> Vec<NodePath<'_>>;
[INFO] [stdout]   |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/lemma1.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn lemma1(&self, n: Dims, d: Node) -> Vec<NodePath> {
[INFO] [stdout]    |               ^^^^^                           -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |               |
[INFO] [stdout]    |               this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn lemma1(&self, n: Dims, d: Node) -> Vec<NodePath<'_>> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/directed_bijective_connection_graph/lemma2.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn lemma2(&self, s: Node, d: Node) -> NodePath;
[INFO] [stdout]   |               ^^^^^                       -------- the lifetime gets resolved as `'_`
[INFO] [stdout]   |               |
[INFO] [stdout]   |               this lifetime flows to the output
[INFO] [stdout]   |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn lemma2(&self, s: Node, d: Node) -> NodePath<'_>;
[INFO] [stdout]   |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/directed_bijective_connection_graph/lemma2.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn R(&self, s: Node, d: Node) -> NodePath;
[INFO] [stdout]   |          ^^^^^                       -------- the lifetime gets resolved as `'_`
[INFO] [stdout]   |          |
[INFO] [stdout]   |          this lifetime flows to the output
[INFO] [stdout]   |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn R(&self, s: Node, d: Node) -> NodePath<'_>;
[INFO] [stdout]   |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/lemma2.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn lemma2(&self, s: Node, d: Node) -> NodePath {
[INFO] [stdout]    |               ^^^^^                       -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |               |
[INFO] [stdout]    |               this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn lemma2(&self, s: Node, d: Node) -> NodePath<'_> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/lemma2.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn R(&self, s: Node, d: Node) -> NodePath {
[INFO] [stdout]    |          ^^^^^                       -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |          |
[INFO] [stdout]    |          this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn R(&self, s: Node, d: Node) -> NodePath<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/directed_bijective_connection_graph/node_to_node.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn N2N(&self, s: Node, d: Node) -> Vec<NodePath>;
[INFO] [stdout]   |            ^^^^^                           -------- the lifetime gets resolved as `'_`
[INFO] [stdout]   |            |
[INFO] [stdout]   |            this lifetime flows to the output
[INFO] [stdout]   |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn N2N(&self, s: Node, d: Node) -> Vec<NodePath<'_>>;
[INFO] [stdout]   |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/node_to_node.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn node_to_node(&self, s: Node, d: Node) -> Vec<NodePath>;
[INFO] [stdout]    |                     ^^^^^                           -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn node_to_node(&self, s: Node, d: Node) -> Vec<NodePath<'_>>;
[INFO] [stdout]    |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/node_to_node.rs:11:28
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn node_to_node_helper(&self, n: Dims, s: Node, d: Node) -> Vec<NodePath>;
[INFO] [stdout]    |                            ^^^^^ this lifetime flows to the output  -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn node_to_node_helper(&self, n: Dims, s: Node, d: Node) -> Vec<NodePath<'_>>;
[INFO] [stdout]    |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/node_to_node.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn N2N(&self, s: Node, d: Node) -> Vec<NodePath> {
[INFO] [stdout]    |            ^^^^^                           -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn N2N(&self, s: Node, d: Node) -> Vec<NodePath<'_>> {
[INFO] [stdout]    |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/node_to_node.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn node_to_node(&self, s: Node, d: Node) -> Vec<NodePath> {
[INFO] [stdout]    |                     ^^^^^                           -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn node_to_node(&self, s: Node, d: Node) -> Vec<NodePath<'_>> {
[INFO] [stdout]    |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/node_to_node.rs:29:28
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn node_to_node_helper(&self, n: Dims, s: Node, d: Node) -> Vec<NodePath> {
[INFO] [stdout]    |                            ^^^^^ this lifetime flows to the output  -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn node_to_node_helper(&self, n: Dims, s: Node, d: Node) -> Vec<NodePath<'_>> {
[INFO] [stdout]    |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/directed_bijective_connection_graph/node_to_set.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn N2S(&self, s: Node, d: &[Node]) -> Vec<NodePath>;
[INFO] [stdout]   |            ^^^^^                              -------- the lifetime gets resolved as `'_`
[INFO] [stdout]   |            |
[INFO] [stdout]   |            this lifetime flows to the output
[INFO] [stdout]   |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn N2S(&self, s: Node, d: &[Node]) -> Vec<NodePath<'_>>;
[INFO] [stdout]   |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/directed_bijective_connection_graph/node_to_set.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn node_to_set(&self, s: Node, d: &[Node]) -> Vec<NodePath>;
[INFO] [stdout]   |                    ^^^^^                              -------- the lifetime gets resolved as `'_`
[INFO] [stdout]   |                    |
[INFO] [stdout]   |                    this lifetime flows to the output
[INFO] [stdout]   |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn node_to_set(&self, s: Node, d: &[Node]) -> Vec<NodePath<'_>>;
[INFO] [stdout]   |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/node_to_set.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn N2S(&self, s: Node, d: &[Node]) -> Vec<NodePath> {
[INFO] [stdout]    |            ^^^^^                              -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn N2S(&self, s: Node, d: &[Node]) -> Vec<NodePath<'_>> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/node_to_set.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn node_to_set(&self, s: Node, d: &[Node]) -> Vec<NodePath> {
[INFO] [stdout]    |                    ^^^^^                              -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn node_to_set(&self, s: Node, d: &[Node]) -> Vec<NodePath<'_>> {
[INFO] [stdout]    |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/directed_bijective_connection_graph/lemma1.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn lemma1(&self, n: Dims, d: Node) -> Vec<NodePath>;
[INFO] [stdout]   |               ^^^^^                           -------- the lifetime gets resolved as `'_`
[INFO] [stdout]   |               |
[INFO] [stdout]   |               this lifetime flows to the output
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn lemma1(&self, n: Dims, d: Node) -> Vec<NodePath<'_>>;
[INFO] [stdout]   |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/lemma1.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn lemma1(&self, n: Dims, d: Node) -> Vec<NodePath> {
[INFO] [stdout]    |               ^^^^^                           -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |               |
[INFO] [stdout]    |               this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn lemma1(&self, n: Dims, d: Node) -> Vec<NodePath<'_>> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/directed_bijective_connection_graph/lemma2.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn lemma2(&self, s: Node, d: Node) -> NodePath;
[INFO] [stdout]   |               ^^^^^                       -------- the lifetime gets resolved as `'_`
[INFO] [stdout]   |               |
[INFO] [stdout]   |               this lifetime flows to the output
[INFO] [stdout]   |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn lemma2(&self, s: Node, d: Node) -> NodePath<'_>;
[INFO] [stdout]   |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/directed_bijective_connection_graph/lemma2.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn R(&self, s: Node, d: Node) -> NodePath;
[INFO] [stdout]   |          ^^^^^                       -------- the lifetime gets resolved as `'_`
[INFO] [stdout]   |          |
[INFO] [stdout]   |          this lifetime flows to the output
[INFO] [stdout]   |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn R(&self, s: Node, d: Node) -> NodePath<'_>;
[INFO] [stdout]   |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/lemma2.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn lemma2(&self, s: Node, d: Node) -> NodePath {
[INFO] [stdout]    |               ^^^^^                       -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |               |
[INFO] [stdout]    |               this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn lemma2(&self, s: Node, d: Node) -> NodePath<'_> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/lemma2.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn R(&self, s: Node, d: Node) -> NodePath {
[INFO] [stdout]    |          ^^^^^                       -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |          |
[INFO] [stdout]    |          this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn R(&self, s: Node, d: Node) -> NodePath<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/directed_bijective_connection_graph/node_to_node.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn N2N(&self, s: Node, d: Node) -> Vec<NodePath>;
[INFO] [stdout]   |            ^^^^^                           -------- the lifetime gets resolved as `'_`
[INFO] [stdout]   |            |
[INFO] [stdout]   |            this lifetime flows to the output
[INFO] [stdout]   |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn N2N(&self, s: Node, d: Node) -> Vec<NodePath<'_>>;
[INFO] [stdout]   |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/node_to_node.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn node_to_node(&self, s: Node, d: Node) -> Vec<NodePath>;
[INFO] [stdout]    |                     ^^^^^                           -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn node_to_node(&self, s: Node, d: Node) -> Vec<NodePath<'_>>;
[INFO] [stdout]    |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/node_to_node.rs:11:28
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn node_to_node_helper(&self, n: Dims, s: Node, d: Node) -> Vec<NodePath>;
[INFO] [stdout]    |                            ^^^^^ this lifetime flows to the output  -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn node_to_node_helper(&self, n: Dims, s: Node, d: Node) -> Vec<NodePath<'_>>;
[INFO] [stdout]    |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/node_to_node.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn N2N(&self, s: Node, d: Node) -> Vec<NodePath> {
[INFO] [stdout]    |            ^^^^^                           -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn N2N(&self, s: Node, d: Node) -> Vec<NodePath<'_>> {
[INFO] [stdout]    |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/node_to_node.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn node_to_node(&self, s: Node, d: Node) -> Vec<NodePath> {
[INFO] [stdout]    |                     ^^^^^                           -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn node_to_node(&self, s: Node, d: Node) -> Vec<NodePath<'_>> {
[INFO] [stdout]    |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/node_to_node.rs:29:28
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn node_to_node_helper(&self, n: Dims, s: Node, d: Node) -> Vec<NodePath> {
[INFO] [stdout]    |                            ^^^^^ this lifetime flows to the output  -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn node_to_node_helper(&self, n: Dims, s: Node, d: Node) -> Vec<NodePath<'_>> {
[INFO] [stdout]    |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/directed_bijective_connection_graph/node_to_set.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn N2S(&self, s: Node, d: &[Node]) -> Vec<NodePath>;
[INFO] [stdout]   |            ^^^^^                              -------- the lifetime gets resolved as `'_`
[INFO] [stdout]   |            |
[INFO] [stdout]   |            this lifetime flows to the output
[INFO] [stdout]   |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn N2S(&self, s: Node, d: &[Node]) -> Vec<NodePath<'_>>;
[INFO] [stdout]   |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/directed_bijective_connection_graph/node_to_set.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn node_to_set(&self, s: Node, d: &[Node]) -> Vec<NodePath>;
[INFO] [stdout]   |                    ^^^^^                              -------- the lifetime gets resolved as `'_`
[INFO] [stdout]   |                    |
[INFO] [stdout]   |                    this lifetime flows to the output
[INFO] [stdout]   |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn node_to_set(&self, s: Node, d: &[Node]) -> Vec<NodePath<'_>>;
[INFO] [stdout]   |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/node_to_set.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn N2S(&self, s: Node, d: &[Node]) -> Vec<NodePath> {
[INFO] [stdout]    |            ^^^^^                              -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn N2S(&self, s: Node, d: &[Node]) -> Vec<NodePath<'_>> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/directed_bijective_connection_graph/node_to_set.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn node_to_set(&self, s: Node, d: &[Node]) -> Vec<NodePath> {
[INFO] [stdout]    |                    ^^^^^                              -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn node_to_set(&self, s: Node, d: &[Node]) -> Vec<NodePath<'_>> {
[INFO] [stdout]    |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "1f06abf9591247b75e57c85f86e164e66e1155ab9a8171241ab2e61afc1aa9a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f06abf9591247b75e57c85f86e164e66e1155ab9a8171241ab2e61afc1aa9a5", kill_on_drop: false }`
[INFO] [stdout] 1f06abf9591247b75e57c85f86e164e66e1155ab9a8171241ab2e61afc1aa9a5