[INFO] fetching crate graphbench 0.1.8...
[INFO] testing graphbench-0.1.8 against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] extracting crate graphbench 0.1.8 into /workspace/builds/worker-1-tc1/source
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate graphbench 0.1.8
[INFO] finished tweaking crates.io crate graphbench 0.1.8
[INFO] tweaked toml for crates.io crate graphbench 0.1.8 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate graphbench 0.1.8 on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.9.0 (available: v0.14.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding rand_chacha v0.3.1 (available: v0.9.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded union-find-rs v0.2.1
[INFO] [stderr]   Downloaded itertools v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61c1ded09efef27cf5135904271f9c4c96889d28b6a0d7faf75c22f927c8a9c8
[INFO] running `Command { std: "docker" "start" "-a" "61c1ded09efef27cf5135904271f9c4c96889d28b6a0d7faf75c22f927c8a9c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61c1ded09efef27cf5135904271f9c4c96889d28b6a0d7faf75c22f927c8a9c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61c1ded09efef27cf5135904271f9c4c96889d28b6a0d7faf75c22f927c8a9c8", kill_on_drop: false }`
[INFO] [stdout] 61c1ded09efef27cf5135904271f9c4c96889d28b6a0d7faf75c22f927c8a9c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a385be02385ebc391822dc50395c606f971ca21974e0c22256dab9392fbe35e
[INFO] running `Command { std: "docker" "start" "-a" "2a385be02385ebc391822dc50395c606f971ca21974e0c22256dab9392fbe35e", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling union-find-rs v0.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling graphbench v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:118:56
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a>;
[INFO] [stdout]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>;
[INFO] [stdout]     |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:121:69
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>;
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>;
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:308:69
[INFO] [stdout]     |
[INFO] [stdout] 308 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 308 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:313:73
[INFO] [stdout]     |
[INFO] [stdout] 313 |     fn out_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>;
[INFO] [stdout]     |                            -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 313 |     fn out_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>;
[INFO] [stdout]     |                                                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:316:72
[INFO] [stdout]     |
[INFO] [stdout] 316 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>;
[INFO] [stdout]     |                           -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 316 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>;
[INFO] [stdout]     |                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/editgraph.rs:168:56
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/editgraph.rs:173:69
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/dtfgraph.rs:71:56
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn vertices<'b>(&'b self) -> Box<dyn Iterator<Item=&Vertex> + 'b> {
[INFO] [stdout]    |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn vertices<'b>(&'b self) -> Box<dyn Iterator<Item=&'b Vertex> + 'b> {
[INFO] [stdout]    |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/dtfgraph.rs:75:69
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn neighbours<'b>(&'b self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'b> {
[INFO] [stdout]    |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn neighbours<'b>(&'b self, _:&Vertex) -> Box<dyn Iterator<Item=&'b Vertex> + 'b> {
[INFO] [stdout]    |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/dtfgraph.rs:95:69
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]    |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]    |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:100:73
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn out_neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                            -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn out_neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:105:72
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                           -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:196:57
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn vertices<'a>(&'a self) ->  Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                      -- the lifetime is named here      ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn vertices<'a>(&'a self) ->  Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:205:69
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:230:73
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn out_neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>  {
[INFO] [stdout]     |                            -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn out_neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>  {
[INFO] [stdout]     |                                                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:234:72
[INFO] [stdout]     |
[INFO] [stdout] 234 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>  {
[INFO] [stdout]     |                           -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 234 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>  {
[INFO] [stdout]     |                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:271:18
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn layer(&mut self, depth:usize) -> DTFLayer {
[INFO] [stdout]     |                  ^^^^^^^^^                  ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn layer(&mut self, depth:usize) -> DTFLayer<'_> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:383:17
[INFO] [stdout]     |
[INFO] [stdout] 383 |     pub fn arcs(&self) -> DTFArcIterator {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 383 |     pub fn arcs(&self) -> DTFArcIterator<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:387:20
[INFO] [stdout]     |
[INFO] [stdout] 387 |     pub fn arcs_at(&self, depth:usize) -> DTFArcIterator {
[INFO] [stdout]     |                    ^^^^^                  ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 387 |     pub fn arcs_at(&self, depth:usize) -> DTFArcIterator<'_> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:391:35
[INFO] [stdout]     |
[INFO] [stdout] 391 |     pub fn in_neighbourhoods_iter(&self) -> DTFNIterator {
[INFO] [stdout]     |                                   ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 391 |     pub fn in_neighbourhoods_iter(&self) -> DTFNIterator<'_> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:395:38
[INFO] [stdout]     |
[INFO] [stdout] 395 |     pub fn in_neighbourhoods_iter_at(&self, depth:usize) -> DTFNIterator {
[INFO] [stdout]     |                                      ^^^^^                  ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 395 |     pub fn in_neighbourhoods_iter_at(&self, depth:usize) -> DTFNIterator<'_> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:399:92
[INFO] [stdout]     |
[INFO] [stdout] 399 |     pub fn in_neighbours_at<'a>(&'a self, u:&Vertex, depth:usize) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                                  -- the lifetime is named here                             ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 399 |     pub fn in_neighbours_at<'a>(&'a self, u:&Vertex, depth:usize) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                                             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/ordgraph.rs:42:58
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn neighbours<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]    |                        -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn neighbours<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]    |                                                           ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/ordgraph.rs:217:56
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/ordgraph.rs:222:69
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/reachgraph.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn reachables_at(&self, index_u:usize) -> Reachables<DEPTH> {
[INFO] [stdout]    |                      ^^^^^                    ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn reachables_at(&self, index_u:usize) -> Reachables<'_, DEPTH> {
[INFO] [stdout]    |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/reachgraph.rs:89:23
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn reachables(&self, u:&Vertex) -> Reachables<DEPTH> {
[INFO] [stdout]    |                       ^^^^^                ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn reachables(&self, u:&Vertex) -> Reachables<'_, DEPTH> {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/reachgraph.rs:94:28
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn next_reachables(&self, last:&Vertex) -> Option<Reachables<DEPTH>> {
[INFO] [stdout]    |                            ^^^^^                          ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn next_reachables(&self, last:&Vertex) -> Option<Reachables<'_, DEPTH>> {
[INFO] [stdout]    |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/reachgraph.rs:153:56
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/reachgraph.rs:157:70
[INFO] [stdout]     |
[INFO] [stdout] 157 |     fn neighbours<'a>(&'a self, _u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                 ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 157 |     fn neighbours<'a>(&'a self, _u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/reachgraph.rs:337:17
[INFO] [stdout]     |
[INFO] [stdout] 337 |     pub fn iter(&self) -> ReachIterator<DEPTH> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 337 |     pub fn iter(&self) -> ReachIterator<'_, DEPTH> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/degengraph.rs:118:56
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/degengraph.rs:122:69
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/degengraph.rs:302:17
[INFO] [stdout]     |
[INFO] [stdout] 302 |     pub fn iter(&self) -> DegenIterator {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 302 |     pub fn iter(&self) -> DegenIterator<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iterators.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn neighbourhoods(&self) -> NeighIterator<G>;
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn neighbourhoods(&self) -> NeighIterator<'_, G>;
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iterators.rs:85:23
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn neighbourhoods(&self) -> NeighIterator<G> {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn neighbourhoods(&self) -> NeighIterator<'_, G> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iterators.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn in_neighbourhoods(&self) -> DiNeighIterator<D>;
[INFO] [stdout]    |                          ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn in_neighbourhoods(&self) -> DiNeighIterator<'_, D>;
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iterators.rs:99:27
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn out_neighbourhoods(&self) -> DiNeighIterator<D>;
[INFO] [stdout]    |                           ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn out_neighbourhoods(&self) -> DiNeighIterator<'_, D>;
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:103:26
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn in_neighbourhoods(&self) -> DiNeighIterator<D> {
[INFO] [stdout]     |                          ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn in_neighbourhoods(&self) -> DiNeighIterator<'_, D> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:107:27
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn out_neighbourhoods(&self) -> DiNeighIterator<D> {
[INFO] [stdout]     |                           ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn out_neighbourhoods(&self) -> DiNeighIterator<'_, D> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:176:14
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn edges(&self) -> EdgeIterator<G>;
[INFO] [stdout]     |              ^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |              |
[INFO] [stdout]     |              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn edges(&self) -> EdgeIterator<'_, G>;
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:180:14
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn edges(&self) -> EdgeIterator<G> {
[INFO] [stdout]     |              ^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |              |
[INFO] [stdout]     |              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn edges(&self) -> EdgeIterator<'_, G> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:247:27
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn vertices_and_edges(&self) -> MixedIterator<G>;
[INFO] [stdout]     |                           ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn vertices_and_edges(&self) -> MixedIterator<'_, G>;
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:251:27
[INFO] [stdout]     |
[INFO] [stdout] 251 |     fn vertices_and_edges(&self) -> MixedIterator<G> {
[INFO] [stdout]     |                           ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 251 |     fn vertices_and_edges(&self) -> MixedIterator<'_, G> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:313:13
[INFO] [stdout]     |
[INFO] [stdout] 313 |     fn arcs(&self) -> ArcIterator<D>;
[INFO] [stdout]     |             ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 313 |     fn arcs(&self) -> ArcIterator<'_, D>;
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:317:13
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn arcs(&self) -> ArcIterator<D> {
[INFO] [stdout]     |             ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn arcs(&self) -> ArcIterator<'_, D> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:381:43
[INFO] [stdout]     |
[INFO] [stdout] 381 |     pub fn all_depths(G: &'a DTFGraph) -> DTFArcIterator {
[INFO] [stdout]     |                           --              ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 381 |     pub fn all_depths(G: &'a DTFGraph) -> DTFArcIterator<'a> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:391:57
[INFO] [stdout]     |
[INFO] [stdout] 391 |     pub fn fixed_depth(G: &'a DTFGraph, depth:usize) -> DTFArcIterator {
[INFO] [stdout]     |                            --                           ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 391 |     pub fn fixed_depth(G: &'a DTFGraph, depth:usize) -> DTFArcIterator<'a> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:464:28
[INFO] [stdout]     |
[INFO] [stdout] 464 |     fn left_neighbourhoods(&self) -> LeftNeighIterator<L>;
[INFO] [stdout]     |                            ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 464 |     fn left_neighbourhoods(&self) -> LeftNeighIterator<'_, L>;
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:468:28
[INFO] [stdout]     |
[INFO] [stdout] 468 |     fn left_neighbourhoods(&self) -> LeftNeighIterator<L> {
[INFO] [stdout]     |                            ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 468 |     fn left_neighbourhoods(&self) -> LeftNeighIterator<'_, L> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.65s
[INFO] running `Command { std: "docker" "inspect" "2a385be02385ebc391822dc50395c606f971ca21974e0c22256dab9392fbe35e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a385be02385ebc391822dc50395c606f971ca21974e0c22256dab9392fbe35e", kill_on_drop: false }`
[INFO] [stdout] 2a385be02385ebc391822dc50395c606f971ca21974e0c22256dab9392fbe35e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 915501a0e033953fd41c638516a8a53021b220ad1e1fb84f4772b1c2de45afd7
[INFO] running `Command { std: "docker" "start" "-a" "915501a0e033953fd41c638516a8a53021b220ad1e1fb84f4772b1c2de45afd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.179
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:118:56
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a>;
[INFO] [stdout]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>;
[INFO] [stdout]     |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:121:69
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>;
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>;
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:308:69
[INFO] [stdout]     |
[INFO] [stdout] 308 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 308 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:313:73
[INFO] [stdout]     |
[INFO] [stdout] 313 |     fn out_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>;
[INFO] [stdout]     |                            -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 313 |     fn out_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>;
[INFO] [stdout]     |                                                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:316:72
[INFO] [stdout]     |
[INFO] [stdout] 316 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>;
[INFO] [stdout]     |                           -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 316 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>;
[INFO] [stdout]     |                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/editgraph.rs:168:56
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/editgraph.rs:173:69
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/dtfgraph.rs:71:56
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn vertices<'b>(&'b self) -> Box<dyn Iterator<Item=&Vertex> + 'b> {
[INFO] [stdout]    |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn vertices<'b>(&'b self) -> Box<dyn Iterator<Item=&'b Vertex> + 'b> {
[INFO] [stdout]    |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/dtfgraph.rs:75:69
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn neighbours<'b>(&'b self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'b> {
[INFO] [stdout]    |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn neighbours<'b>(&'b self, _:&Vertex) -> Box<dyn Iterator<Item=&'b Vertex> + 'b> {
[INFO] [stdout]    |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/dtfgraph.rs:95:69
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]    |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]    |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:100:73
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn out_neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                            -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn out_neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:105:72
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                           -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:196:57
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn vertices<'a>(&'a self) ->  Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                      -- the lifetime is named here      ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn vertices<'a>(&'a self) ->  Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:205:69
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:230:73
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn out_neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>  {
[INFO] [stdout]     |                            -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn out_neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>  {
[INFO] [stdout]     |                                                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:234:72
[INFO] [stdout]     |
[INFO] [stdout] 234 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>  {
[INFO] [stdout]     |                           -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 234 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>  {
[INFO] [stdout]     |                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:271:18
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn layer(&mut self, depth:usize) -> DTFLayer {
[INFO] [stdout]     |                  ^^^^^^^^^                  ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn layer(&mut self, depth:usize) -> DTFLayer<'_> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:383:17
[INFO] [stdout]     |
[INFO] [stdout] 383 |     pub fn arcs(&self) -> DTFArcIterator {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 383 |     pub fn arcs(&self) -> DTFArcIterator<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:387:20
[INFO] [stdout]     |
[INFO] [stdout] 387 |     pub fn arcs_at(&self, depth:usize) -> DTFArcIterator {
[INFO] [stdout]     |                    ^^^^^                  ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 387 |     pub fn arcs_at(&self, depth:usize) -> DTFArcIterator<'_> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:391:35
[INFO] [stdout]     |
[INFO] [stdout] 391 |     pub fn in_neighbourhoods_iter(&self) -> DTFNIterator {
[INFO] [stdout]     |                                   ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 391 |     pub fn in_neighbourhoods_iter(&self) -> DTFNIterator<'_> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:395:38
[INFO] [stdout]     |
[INFO] [stdout] 395 |     pub fn in_neighbourhoods_iter_at(&self, depth:usize) -> DTFNIterator {
[INFO] [stdout]     |                                      ^^^^^                  ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 395 |     pub fn in_neighbourhoods_iter_at(&self, depth:usize) -> DTFNIterator<'_> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:399:92
[INFO] [stdout]     |
[INFO] [stdout] 399 |     pub fn in_neighbours_at<'a>(&'a self, u:&Vertex, depth:usize) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                                  -- the lifetime is named here                             ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 399 |     pub fn in_neighbours_at<'a>(&'a self, u:&Vertex, depth:usize) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                                             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/ordgraph.rs:42:58
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn neighbours<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]    |                        -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn neighbours<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]    |                                                           ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/ordgraph.rs:217:56
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/ordgraph.rs:222:69
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/reachgraph.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn reachables_at(&self, index_u:usize) -> Reachables<DEPTH> {
[INFO] [stdout]    |                      ^^^^^                    ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn reachables_at(&self, index_u:usize) -> Reachables<'_, DEPTH> {
[INFO] [stdout]    |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/reachgraph.rs:89:23
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn reachables(&self, u:&Vertex) -> Reachables<DEPTH> {
[INFO] [stdout]    |                       ^^^^^                ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn reachables(&self, u:&Vertex) -> Reachables<'_, DEPTH> {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/reachgraph.rs:94:28
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn next_reachables(&self, last:&Vertex) -> Option<Reachables<DEPTH>> {
[INFO] [stdout]    |                            ^^^^^                          ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn next_reachables(&self, last:&Vertex) -> Option<Reachables<'_, DEPTH>> {
[INFO] [stdout]    |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/reachgraph.rs:153:56
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/reachgraph.rs:157:70
[INFO] [stdout]     |
[INFO] [stdout] 157 |     fn neighbours<'a>(&'a self, _u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                 ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 157 |     fn neighbours<'a>(&'a self, _u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/reachgraph.rs:337:17
[INFO] [stdout]     |
[INFO] [stdout] 337 |     pub fn iter(&self) -> ReachIterator<DEPTH> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 337 |     pub fn iter(&self) -> ReachIterator<'_, DEPTH> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/degengraph.rs:118:56
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/degengraph.rs:122:69
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/degengraph.rs:302:17
[INFO] [stdout]     |
[INFO] [stdout] 302 |     pub fn iter(&self) -> DegenIterator {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 302 |     pub fn iter(&self) -> DegenIterator<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iterators.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn neighbourhoods(&self) -> NeighIterator<G>;
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn neighbourhoods(&self) -> NeighIterator<'_, G>;
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iterators.rs:85:23
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn neighbourhoods(&self) -> NeighIterator<G> {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn neighbourhoods(&self) -> NeighIterator<'_, G> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iterators.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn in_neighbourhoods(&self) -> DiNeighIterator<D>;
[INFO] [stdout]    |                          ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn in_neighbourhoods(&self) -> DiNeighIterator<'_, D>;
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iterators.rs:99:27
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn out_neighbourhoods(&self) -> DiNeighIterator<D>;
[INFO] [stdout]    |                           ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn out_neighbourhoods(&self) -> DiNeighIterator<'_, D>;
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:103:26
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn in_neighbourhoods(&self) -> DiNeighIterator<D> {
[INFO] [stdout]     |                          ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn in_neighbourhoods(&self) -> DiNeighIterator<'_, D> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:107:27
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn out_neighbourhoods(&self) -> DiNeighIterator<D> {
[INFO] [stdout]     |                           ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn out_neighbourhoods(&self) -> DiNeighIterator<'_, D> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:176:14
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn edges(&self) -> EdgeIterator<G>;
[INFO] [stdout]     |              ^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |              |
[INFO] [stdout]     |              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn edges(&self) -> EdgeIterator<'_, G>;
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:180:14
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn edges(&self) -> EdgeIterator<G> {
[INFO] [stdout]     |              ^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |              |
[INFO] [stdout]     |              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn edges(&self) -> EdgeIterator<'_, G> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:247:27
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn vertices_and_edges(&self) -> MixedIterator<G>;
[INFO] [stdout]     |                           ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn vertices_and_edges(&self) -> MixedIterator<'_, G>;
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:251:27
[INFO] [stdout]     |
[INFO] [stdout] 251 |     fn vertices_and_edges(&self) -> MixedIterator<G> {
[INFO] [stdout]     |                           ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 251 |     fn vertices_and_edges(&self) -> MixedIterator<'_, G> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:313:13
[INFO] [stdout]     |
[INFO] [stdout] 313 |     fn arcs(&self) -> ArcIterator<D>;
[INFO] [stdout]     |             ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 313 |     fn arcs(&self) -> ArcIterator<'_, D>;
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:317:13
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn arcs(&self) -> ArcIterator<D> {
[INFO] [stdout]     |             ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn arcs(&self) -> ArcIterator<'_, D> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:381:43
[INFO] [stdout]     |
[INFO] [stdout] 381 |     pub fn all_depths(G: &'a DTFGraph) -> DTFArcIterator {
[INFO] [stdout]     |                           --              ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 381 |     pub fn all_depths(G: &'a DTFGraph) -> DTFArcIterator<'a> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:391:57
[INFO] [stdout]     |
[INFO] [stdout] 391 |     pub fn fixed_depth(G: &'a DTFGraph, depth:usize) -> DTFArcIterator {
[INFO] [stdout]     |                            --                           ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 391 |     pub fn fixed_depth(G: &'a DTFGraph, depth:usize) -> DTFArcIterator<'a> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:464:28
[INFO] [stdout]     |
[INFO] [stdout] 464 |     fn left_neighbourhoods(&self) -> LeftNeighIterator<L>;
[INFO] [stdout]     |                            ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 464 |     fn left_neighbourhoods(&self) -> LeftNeighIterator<'_, L>;
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:468:28
[INFO] [stdout]     |
[INFO] [stdout] 468 |     fn left_neighbourhoods(&self) -> LeftNeighIterator<L> {
[INFO] [stdout]     |                            ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 468 |     fn left_neighbourhoods(&self) -> LeftNeighIterator<'_, L> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling graphbench v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:118:56
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a>;
[INFO] [stdout]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>;
[INFO] [stdout]     |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:121:69
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>;
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>;
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:308:69
[INFO] [stdout]     |
[INFO] [stdout] 308 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 308 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:313:73
[INFO] [stdout]     |
[INFO] [stdout] 313 |     fn out_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>;
[INFO] [stdout]     |                            -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 313 |     fn out_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>;
[INFO] [stdout]     |                                                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:316:72
[INFO] [stdout]     |
[INFO] [stdout] 316 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>;
[INFO] [stdout]     |                           -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 316 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>;
[INFO] [stdout]     |                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/editgraph.rs:168:56
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/editgraph.rs:173:69
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/dtfgraph.rs:71:56
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn vertices<'b>(&'b self) -> Box<dyn Iterator<Item=&Vertex> + 'b> {
[INFO] [stdout]    |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn vertices<'b>(&'b self) -> Box<dyn Iterator<Item=&'b Vertex> + 'b> {
[INFO] [stdout]    |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/dtfgraph.rs:75:69
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn neighbours<'b>(&'b self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'b> {
[INFO] [stdout]    |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn neighbours<'b>(&'b self, _:&Vertex) -> Box<dyn Iterator<Item=&'b Vertex> + 'b> {
[INFO] [stdout]    |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/dtfgraph.rs:95:69
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]    |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]    |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:100:73
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn out_neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                            -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn out_neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:105:72
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                           -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:196:57
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn vertices<'a>(&'a self) ->  Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                      -- the lifetime is named here      ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn vertices<'a>(&'a self) ->  Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:205:69
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:230:73
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn out_neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>  {
[INFO] [stdout]     |                            -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn out_neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>  {
[INFO] [stdout]     |                                                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:234:72
[INFO] [stdout]     |
[INFO] [stdout] 234 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>  {
[INFO] [stdout]     |                           -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 234 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>  {
[INFO] [stdout]     |                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:271:18
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn layer(&mut self, depth:usize) -> DTFLayer {
[INFO] [stdout]     |                  ^^^^^^^^^                  ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn layer(&mut self, depth:usize) -> DTFLayer<'_> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:383:17
[INFO] [stdout]     |
[INFO] [stdout] 383 |     pub fn arcs(&self) -> DTFArcIterator {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 383 |     pub fn arcs(&self) -> DTFArcIterator<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:387:20
[INFO] [stdout]     |
[INFO] [stdout] 387 |     pub fn arcs_at(&self, depth:usize) -> DTFArcIterator {
[INFO] [stdout]     |                    ^^^^^                  ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 387 |     pub fn arcs_at(&self, depth:usize) -> DTFArcIterator<'_> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:391:35
[INFO] [stdout]     |
[INFO] [stdout] 391 |     pub fn in_neighbourhoods_iter(&self) -> DTFNIterator {
[INFO] [stdout]     |                                   ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 391 |     pub fn in_neighbourhoods_iter(&self) -> DTFNIterator<'_> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:395:38
[INFO] [stdout]     |
[INFO] [stdout] 395 |     pub fn in_neighbourhoods_iter_at(&self, depth:usize) -> DTFNIterator {
[INFO] [stdout]     |                                      ^^^^^                  ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 395 |     pub fn in_neighbourhoods_iter_at(&self, depth:usize) -> DTFNIterator<'_> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/dtfgraph.rs:399:92
[INFO] [stdout]     |
[INFO] [stdout] 399 |     pub fn in_neighbours_at<'a>(&'a self, u:&Vertex, depth:usize) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                                  -- the lifetime is named here                             ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 399 |     pub fn in_neighbours_at<'a>(&'a self, u:&Vertex, depth:usize) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                                             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/ordgraph.rs:42:58
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn neighbours<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]    |                        -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn neighbours<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]    |                                                           ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/ordgraph.rs:217:56
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/ordgraph.rs:222:69
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/reachgraph.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn reachables_at(&self, index_u:usize) -> Reachables<DEPTH> {
[INFO] [stdout]    |                      ^^^^^                    ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn reachables_at(&self, index_u:usize) -> Reachables<'_, DEPTH> {
[INFO] [stdout]    |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/reachgraph.rs:89:23
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn reachables(&self, u:&Vertex) -> Reachables<DEPTH> {
[INFO] [stdout]    |                       ^^^^^                ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn reachables(&self, u:&Vertex) -> Reachables<'_, DEPTH> {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/reachgraph.rs:94:28
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn next_reachables(&self, last:&Vertex) -> Option<Reachables<DEPTH>> {
[INFO] [stdout]    |                            ^^^^^                          ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn next_reachables(&self, last:&Vertex) -> Option<Reachables<'_, DEPTH>> {
[INFO] [stdout]    |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/reachgraph.rs:153:56
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/reachgraph.rs:157:70
[INFO] [stdout]     |
[INFO] [stdout] 157 |     fn neighbours<'a>(&'a self, _u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                 ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 157 |     fn neighbours<'a>(&'a self, _u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/reachgraph.rs:337:17
[INFO] [stdout]     |
[INFO] [stdout] 337 |     pub fn iter(&self) -> ReachIterator<DEPTH> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 337 |     pub fn iter(&self) -> ReachIterator<'_, DEPTH> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/degengraph.rs:118:56
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/degengraph.rs:122:69
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stdout]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stdout]     |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/degengraph.rs:302:17
[INFO] [stdout]     |
[INFO] [stdout] 302 |     pub fn iter(&self) -> DegenIterator {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 302 |     pub fn iter(&self) -> DegenIterator<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iterators.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn neighbourhoods(&self) -> NeighIterator<G>;
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn neighbourhoods(&self) -> NeighIterator<'_, G>;
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iterators.rs:85:23
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn neighbourhoods(&self) -> NeighIterator<G> {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn neighbourhoods(&self) -> NeighIterator<'_, G> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iterators.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn in_neighbourhoods(&self) -> DiNeighIterator<D>;
[INFO] [stdout]    |                          ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn in_neighbourhoods(&self) -> DiNeighIterator<'_, D>;
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iterators.rs:99:27
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn out_neighbourhoods(&self) -> DiNeighIterator<D>;
[INFO] [stdout]    |                           ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn out_neighbourhoods(&self) -> DiNeighIterator<'_, D>;
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:103:26
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn in_neighbourhoods(&self) -> DiNeighIterator<D> {
[INFO] [stdout]     |                          ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn in_neighbourhoods(&self) -> DiNeighIterator<'_, D> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:107:27
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn out_neighbourhoods(&self) -> DiNeighIterator<D> {
[INFO] [stdout]     |                           ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn out_neighbourhoods(&self) -> DiNeighIterator<'_, D> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:176:14
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn edges(&self) -> EdgeIterator<G>;
[INFO] [stdout]     |              ^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |              |
[INFO] [stdout]     |              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn edges(&self) -> EdgeIterator<'_, G>;
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:180:14
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn edges(&self) -> EdgeIterator<G> {
[INFO] [stdout]     |              ^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |              |
[INFO] [stdout]     |              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn edges(&self) -> EdgeIterator<'_, G> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:247:27
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn vertices_and_edges(&self) -> MixedIterator<G>;
[INFO] [stdout]     |                           ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn vertices_and_edges(&self) -> MixedIterator<'_, G>;
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:251:27
[INFO] [stdout]     |
[INFO] [stdout] 251 |     fn vertices_and_edges(&self) -> MixedIterator<G> {
[INFO] [stdout]     |                           ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 251 |     fn vertices_and_edges(&self) -> MixedIterator<'_, G> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:313:13
[INFO] [stdout]     |
[INFO] [stdout] 313 |     fn arcs(&self) -> ArcIterator<D>;
[INFO] [stdout]     |             ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 313 |     fn arcs(&self) -> ArcIterator<'_, D>;
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:317:13
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn arcs(&self) -> ArcIterator<D> {
[INFO] [stdout]     |             ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn arcs(&self) -> ArcIterator<'_, D> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:381:43
[INFO] [stdout]     |
[INFO] [stdout] 381 |     pub fn all_depths(G: &'a DTFGraph) -> DTFArcIterator {
[INFO] [stdout]     |                           --              ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 381 |     pub fn all_depths(G: &'a DTFGraph) -> DTFArcIterator<'a> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:391:57
[INFO] [stdout]     |
[INFO] [stdout] 391 |     pub fn fixed_depth(G: &'a DTFGraph, depth:usize) -> DTFArcIterator {
[INFO] [stdout]     |                            --                           ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 391 |     pub fn fixed_depth(G: &'a DTFGraph, depth:usize) -> DTFArcIterator<'a> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:464:28
[INFO] [stdout]     |
[INFO] [stdout] 464 |     fn left_neighbourhoods(&self) -> LeftNeighIterator<L>;
[INFO] [stdout]     |                            ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 464 |     fn left_neighbourhoods(&self) -> LeftNeighIterator<'_, L>;
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iterators.rs:468:28
[INFO] [stdout]     |
[INFO] [stdout] 468 |     fn left_neighbourhoods(&self) -> LeftNeighIterator<L> {
[INFO] [stdout]     |                            ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 468 |     fn left_neighbourhoods(&self) -> LeftNeighIterator<'_, L> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.47s
[INFO] running `Command { std: "docker" "inspect" "915501a0e033953fd41c638516a8a53021b220ad1e1fb84f4772b1c2de45afd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "915501a0e033953fd41c638516a8a53021b220ad1e1fb84f4772b1c2de45afd7", kill_on_drop: false }`
[INFO] [stdout] 915501a0e033953fd41c638516a8a53021b220ad1e1fb84f4772b1c2de45afd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 27afc7376c0b6a862c73d14a890bae321d45e378577c2b61ec3a591143fbfeaf
[INFO] running `Command { std: "docker" "start" "-a" "27afc7376c0b6a862c73d14a890bae321d45e378577c2b61ec3a591143fbfeaf", kill_on_drop: false }`
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/graph.rs:118:56
[INFO] [stderr]     |
[INFO] [stderr] 118 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a>;
[INFO] [stderr]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 118 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>;
[INFO] [stderr]     |                                                         ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/graph.rs:121:69
[INFO] [stderr]     |
[INFO] [stderr] 121 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>;
[INFO] [stderr]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 121 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>;
[INFO] [stderr]     |                                                                      ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/graph.rs:308:69
[INFO] [stderr]     |
[INFO] [stderr] 308 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stderr]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 308 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stderr]     |                                                                      ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/graph.rs:313:73
[INFO] [stderr]     |
[INFO] [stderr] 313 |     fn out_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>;
[INFO] [stderr]     |                            -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 313 |     fn out_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>;
[INFO] [stderr]     |                                                                          ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/graph.rs:316:72
[INFO] [stderr]     |
[INFO] [stderr] 316 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>;
[INFO] [stderr]     |                           -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 316 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>;
[INFO] [stderr]     |                                                                         ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/editgraph.rs:168:56
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stderr]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stderr]     |                                                         ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/editgraph.rs:173:69
[INFO] [stderr]     |
[INFO] [stderr] 173 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stderr]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 173 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stderr]     |                                                                      ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/dtfgraph.rs:71:56
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn vertices<'b>(&'b self) -> Box<dyn Iterator<Item=&Vertex> + 'b> {
[INFO] [stderr]    |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'b`
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn vertices<'b>(&'b self) -> Box<dyn Iterator<Item=&'b Vertex> + 'b> {
[INFO] [stderr]    |                                                         ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/dtfgraph.rs:75:69
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn neighbours<'b>(&'b self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'b> {
[INFO] [stderr]    |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'b`
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn neighbours<'b>(&'b self, _:&Vertex) -> Box<dyn Iterator<Item=&'b Vertex> + 'b> {
[INFO] [stderr]    |                                                                      ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/dtfgraph.rs:95:69
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stderr]    |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stderr]    |                                                                      ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/dtfgraph.rs:100:73
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn out_neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stderr]     |                            -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn out_neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stderr]     |                                                                          ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/dtfgraph.rs:105:72
[INFO] [stderr]     |
[INFO] [stderr] 105 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stderr]     |                           -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 105 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stderr]     |                                                                         ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/dtfgraph.rs:196:57
[INFO] [stderr]     |
[INFO] [stderr] 196 |     fn vertices<'a>(&'a self) ->  Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stderr]     |                      -- the lifetime is named here      ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 196 |     fn vertices<'a>(&'a self) ->  Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stderr]     |                                                          ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/dtfgraph.rs:205:69
[INFO] [stderr]     |
[INFO] [stderr] 205 |     fn neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stderr]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 205 |     fn neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stderr]     |                                                                      ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/dtfgraph.rs:230:73
[INFO] [stderr]     |
[INFO] [stderr] 230 |     fn out_neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>  {
[INFO] [stderr]     |                            -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 230 |     fn out_neighbours<'a>(&'a self, _:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>  {
[INFO] [stderr]     |                                                                          ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/dtfgraph.rs:234:72
[INFO] [stderr]     |
[INFO] [stderr] 234 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a>  {
[INFO] [stderr]     |                           -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 234 |     fn in_neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a>  {
[INFO] [stderr]     |                                                                         ++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/dtfgraph.rs:271:18
[INFO] [stderr]     |
[INFO] [stderr] 271 |     pub fn layer(&mut self, depth:usize) -> DTFLayer {
[INFO] [stderr]     |                  ^^^^^^^^^                  ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 271 |     pub fn layer(&mut self, depth:usize) -> DTFLayer<'_> {
[INFO] [stderr]     |                                                     ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/dtfgraph.rs:383:17
[INFO] [stderr]     |
[INFO] [stderr] 383 |     pub fn arcs(&self) -> DTFArcIterator {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 383 |     pub fn arcs(&self) -> DTFArcIterator<'_> {
[INFO] [stderr]     |                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/dtfgraph.rs:387:20
[INFO] [stderr]     |
[INFO] [stderr] 387 |     pub fn arcs_at(&self, depth:usize) -> DTFArcIterator {
[INFO] [stderr]     |                    ^^^^^                  ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 387 |     pub fn arcs_at(&self, depth:usize) -> DTFArcIterator<'_> {
[INFO] [stderr]     |                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/dtfgraph.rs:391:35
[INFO] [stderr]     |
[INFO] [stderr] 391 |     pub fn in_neighbourhoods_iter(&self) -> DTFNIterator {
[INFO] [stderr]     |                                   ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                                   |
[INFO] [stderr]     |                                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 391 |     pub fn in_neighbourhoods_iter(&self) -> DTFNIterator<'_> {
[INFO] [stderr]     |                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/dtfgraph.rs:395:38
[INFO] [stderr]     |
[INFO] [stderr] 395 |     pub fn in_neighbourhoods_iter_at(&self, depth:usize) -> DTFNIterator {
[INFO] [stderr]     |                                      ^^^^^                  ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                                      |
[INFO] [stderr]     |                                      the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 395 |     pub fn in_neighbourhoods_iter_at(&self, depth:usize) -> DTFNIterator<'_> {
[INFO] [stderr]     |                                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/dtfgraph.rs:399:92
[INFO] [stderr]     |
[INFO] [stderr] 399 |     pub fn in_neighbours_at<'a>(&'a self, u:&Vertex, depth:usize) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stderr]     |                                  -- the lifetime is named here                             ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 399 |     pub fn in_neighbours_at<'a>(&'a self, u:&Vertex, depth:usize) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stderr]     |                                                                                             ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/ordgraph.rs:42:58
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn neighbours<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stderr]    |                        -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn neighbours<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stderr]    |                                                           ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/ordgraph.rs:217:56
[INFO] [stderr]     |
[INFO] [stderr] 217 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stderr]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 217 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stderr]     |                                                         ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/ordgraph.rs:222:69
[INFO] [stderr]     |
[INFO] [stderr] 222 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stderr]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 222 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stderr]     |                                                                      ++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/reachgraph.rs:66:22
[INFO] [stderr]    |
[INFO] [stderr] 66 |     fn reachables_at(&self, index_u:usize) -> Reachables<DEPTH> {
[INFO] [stderr]    |                      ^^^^^                    ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 66 |     fn reachables_at(&self, index_u:usize) -> Reachables<'_, DEPTH> {
[INFO] [stderr]    |                                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/reachgraph.rs:89:23
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn reachables(&self, u:&Vertex) -> Reachables<DEPTH> {
[INFO] [stderr]    |                       ^^^^^                ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn reachables(&self, u:&Vertex) -> Reachables<'_, DEPTH> {
[INFO] [stderr]    |                                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/reachgraph.rs:94:28
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn next_reachables(&self, last:&Vertex) -> Option<Reachables<DEPTH>> {
[INFO] [stderr]    |                            ^^^^^                          ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                            |
[INFO] [stderr]    |                            the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn next_reachables(&self, last:&Vertex) -> Option<Reachables<'_, DEPTH>> {
[INFO] [stderr]    |                                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/reachgraph.rs:153:56
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stderr]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stderr]     |                                                         ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/reachgraph.rs:157:70
[INFO] [stderr]     |
[INFO] [stderr] 157 |     fn neighbours<'a>(&'a self, _u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stderr]     |                        -- the lifetime is named here                 ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 157 |     fn neighbours<'a>(&'a self, _u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stderr]     |                                                                       ++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/reachgraph.rs:337:17
[INFO] [stderr]     |
[INFO] [stderr] 337 |     pub fn iter(&self) -> ReachIterator<DEPTH> {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 337 |     pub fn iter(&self) -> ReachIterator<'_, DEPTH> {
[INFO] [stderr]     |                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/degengraph.rs:118:56
[INFO] [stderr]     |
[INFO] [stderr] 118 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stderr]     |                      -- the lifetime is named here     ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 118 |     fn vertices<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stderr]     |                                                         ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/degengraph.rs:122:69
[INFO] [stderr]     |
[INFO] [stderr] 122 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&Vertex> + 'a> {
[INFO] [stderr]     |                        -- the lifetime is named here                ^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 122 |     fn neighbours<'a>(&'a self, u:&Vertex) -> Box<dyn Iterator<Item=&'a Vertex> + 'a> {
[INFO] [stderr]     |                                                                      ++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/degengraph.rs:302:17
[INFO] [stderr]     |
[INFO] [stderr] 302 |     pub fn iter(&self) -> DegenIterator {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 302 |     pub fn iter(&self) -> DegenIterator<'_> {
[INFO] [stderr]     |                                        ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/iterators.rs:81:23
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn neighbourhoods(&self) -> NeighIterator<G>;
[INFO] [stderr]    |                       ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn neighbourhoods(&self) -> NeighIterator<'_, G>;
[INFO] [stderr]    |                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/iterators.rs:85:23
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn neighbourhoods(&self) -> NeighIterator<G> {
[INFO] [stderr]    |                       ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn neighbourhoods(&self) -> NeighIterator<'_, G> {
[INFO] [stderr]    |                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/iterators.rs:96:26
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn in_neighbourhoods(&self) -> DiNeighIterator<D>;
[INFO] [stderr]    |                          ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                          |
[INFO] [stderr]    |                          the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn in_neighbourhoods(&self) -> DiNeighIterator<'_, D>;
[INFO] [stderr]    |                                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/iterators.rs:99:27
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn out_neighbourhoods(&self) -> DiNeighIterator<D>;
[INFO] [stderr]    |                           ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                           |
[INFO] [stderr]    |                           the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn out_neighbourhoods(&self) -> DiNeighIterator<'_, D>;
[INFO] [stderr]    |                                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/iterators.rs:103:26
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn in_neighbourhoods(&self) -> DiNeighIterator<D> {
[INFO] [stderr]     |                          ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn in_neighbourhoods(&self) -> DiNeighIterator<'_, D> {
[INFO] [stderr]     |                                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/iterators.rs:107:27
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn out_neighbourhoods(&self) -> DiNeighIterator<D> {
[INFO] [stderr]     |                           ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn out_neighbourhoods(&self) -> DiNeighIterator<'_, D> {
[INFO] [stderr]     |                                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/iterators.rs:176:14
[INFO] [stderr]     |
[INFO] [stderr] 176 |     fn edges(&self) -> EdgeIterator<G>;
[INFO] [stderr]     |              ^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |              |
[INFO] [stderr]     |              the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 176 |     fn edges(&self) -> EdgeIterator<'_, G>;
[INFO] [stderr]     |                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/iterators.rs:180:14
[INFO] [stderr]     |
[INFO] [stderr] 180 |     fn edges(&self) -> EdgeIterator<G> {
[INFO] [stderr]     |              ^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |              |
[INFO] [stderr]     |              the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 180 |     fn edges(&self) -> EdgeIterator<'_, G> {
[INFO] [stderr]     |                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/iterators.rs:247:27
[INFO] [stderr]     |
[INFO] [stderr] 247 |     fn vertices_and_edges(&self) -> MixedIterator<G>;
[INFO] [stderr]     |                           ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 247 |     fn vertices_and_edges(&self) -> MixedIterator<'_, G>;
[INFO] [stderr]     |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/iterators.rs:251:27
[INFO] [stderr]     |
[INFO] [stderr] 251 |     fn vertices_and_edges(&self) -> MixedIterator<G> {
[INFO] [stderr]     |                           ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 251 |     fn vertices_and_edges(&self) -> MixedIterator<'_, G> {
[INFO] [stderr]     |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/iterators.rs:313:13
[INFO] [stderr]     |
[INFO] [stderr] 313 |     fn arcs(&self) -> ArcIterator<D>;
[INFO] [stderr]     |             ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |             |
[INFO] [stderr]     |             the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 313 |     fn arcs(&self) -> ArcIterator<'_, D>;
[INFO] [stderr]     |                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/iterators.rs:317:13
[INFO] [stderr]     |
[INFO] [stderr] 317 |     fn arcs(&self) -> ArcIterator<D> {
[INFO] [stderr]     |             ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |             |
[INFO] [stderr]     |             the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 317 |     fn arcs(&self) -> ArcIterator<'_, D> {
[INFO] [stderr]     |                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/iterators.rs:381:43
[INFO] [stderr]     |
[INFO] [stderr] 381 |     pub fn all_depths(G: &'a DTFGraph) -> DTFArcIterator {
[INFO] [stderr]     |                           --              ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 381 |     pub fn all_depths(G: &'a DTFGraph) -> DTFArcIterator<'a> {
[INFO] [stderr]     |                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/iterators.rs:391:57
[INFO] [stderr]     |
[INFO] [stderr] 391 |     pub fn fixed_depth(G: &'a DTFGraph, depth:usize) -> DTFArcIterator {
[INFO] [stderr]     |                            --                           ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                            |
[INFO] [stderr]     |                            the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 391 |     pub fn fixed_depth(G: &'a DTFGraph, depth:usize) -> DTFArcIterator<'a> {
[INFO] [stderr]     |                                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/iterators.rs:464:28
[INFO] [stderr]     |
[INFO] [stderr] 464 |     fn left_neighbourhoods(&self) -> LeftNeighIterator<L>;
[INFO] [stderr]     |                            ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                            |
[INFO] [stderr]     |                            the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 464 |     fn left_neighbourhoods(&self) -> LeftNeighIterator<'_, L>;
[INFO] [stderr]     |                                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/iterators.rs:468:28
[INFO] [stderr]     |
[INFO] [stderr] 468 |     fn left_neighbourhoods(&self) -> LeftNeighIterator<L> {
[INFO] [stderr]     |                            ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                            |
[INFO] [stderr]     |                            the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 468 |     fn left_neighbourhoods(&self) -> LeftNeighIterator<'_, L> {
[INFO] [stderr]     |                                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: `graphbench` (lib) generated 50 warnings (run `cargo fix --lib -p graphbench` to apply 50 suggestions)
[INFO] [stderr] warning: `graphbench` (lib test) generated 50 warnings (50 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/graphbench-a74519ca6ca05f5a)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test algorithms::graph::test::components ... ok
[INFO] [stdout] test degengraph::test::basics ... ok
[INFO] [stdout] test dtfgraph::test::edge_subgraph ... ok
[INFO] [stdout] test dtfgraph::test::iteration ... ok
[INFO] [stdout] test editgraph::test::components ... ok
[INFO] [stdout] test degengraph::test::consistency ... ok
[INFO] [stdout] test algorithms::graph::test::bipartite ... ok
[INFO] [stdout] test editgraph::test::N_iteration ... ok
[INFO] [stdout] test editgraph::test::basic_operations ... ok
[INFO] [stdout] test iterators::test::edge_iterator ... ok
[INFO] [stdout] test editgraph::test::contract ... ok
[INFO] [stdout] test editgraph::test::contract_pair ... ok
[INFO] [stdout] test editgraph::test::neighbourhoods ... ok
[INFO] [stdout] test editgraph::test::disj_union ... ok
[INFO] [stdout] test editgraph::test::edge_iteration ... ok
[INFO] [stdout] test editgraph::test::equality ... ok
[INFO] [stdout] test editgraph::test::isolates_and_loops ... ok
[INFO] [stdout] test io::test::read_graph ... ok
[INFO] [stdout] test iterators::test::N_iterator ... ok
[INFO] [stdout] test dtfgraph::test::domset ... ok
[INFO] [stdout] test degengraph::test::order_iteration ... ok
[INFO] [stdout] test ordgraph::test::sreach ... ok
[INFO] [stdout] test iterators::test::wreach_iterator ... ok
[INFO] [stdout] test ordgraph::test::consistency ... ok
[INFO] [stdout] test ordgraph::test::count_cliques ... ok
[INFO] [stdout] test reachgraph::test::consistency ... ok
[INFO] [stdout] test reachgraph::test::count_cliques ... ok
[INFO] [stdout] test ordgraph::test::wreach_graph ... ok
[INFO] [stdout] test iterators::test::mixed_iterator ... ok
[INFO] [stdout] test ordgraph::test::order_iteration ... ok
[INFO] [stdout] test io::test::write_graph ... FAILED
[INFO] [stdout] test degengraph::test::count_cliques ... ok
[INFO] [stdout] test reachgraph::test::order_iteration ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- io::test::write_graph stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'io::test::write_graph' (45) panicked at src/io.rs:190:60:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ddf67f40e22 - std[3b51380354919863]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ddf67f40e22 - std[3b51380354919863]::backtrace_rs::backtrace::trace_unsynchronized::<std[3b51380354919863]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ddf67f40e22 - std[3b51380354919863]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5ddf67f40e22 - <<std[3b51380354919863]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[27de1724e4349be2]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5ddf67f5623a - <core[27de1724e4349be2]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5ddf67f5623a - core[27de1724e4349be2]::fmt::write
[INFO] [stdout]    6:     0x5ddf67f45c86 - std[3b51380354919863]::io::default_write_fmt::<alloc[a57f19327c0ad893]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5ddf67f45c86 - <alloc[a57f19327c0ad893]::vec::Vec<u8> as std[3b51380354919863]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5ddf67f1f45f - <std[3b51380354919863]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5ddf67f1f45f - std[3b51380354919863]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5ddf67f39109 - std[3b51380354919863]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5ddf67e6e0fe - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5ddf67e6e0fe - test[182b2e79ecd7bbd9]::test_main_with_exit_callback::<test[182b2e79ecd7bbd9]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5ddf67f392c2 - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5ddf67f392c2 - std[3b51380354919863]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5ddf67f1f518 - std[3b51380354919863]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5ddf67f14799 - std[3b51380354919863]::sys::backtrace::__rust_end_short_backtrace::<std[3b51380354919863]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5ddf67f2036d - __rustc[d79c0ace40940972]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5ddf67f5694c - core[27de1724e4349be2]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5ddf67f566c2 - core[27de1724e4349be2]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5ddf67e50db9 - <core[27de1724e4349be2]::result::Result<graphbench[c217ec6aa2ad5f13]::editgraph::EditGraph, std[3b51380354919863]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5ddf67e50db9 - graphbench[c217ec6aa2ad5f13]::io::test::write_graph
[INFO] [stdout]                                at /opt/rustwide/workdir/src/io.rs:190:60
[INFO] [stdout]   22:     0x5ddf67e4b0e7 - graphbench[c217ec6aa2ad5f13]::io::test::write_graph::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/io.rs:185:21
[INFO] [stdout]   23:     0x5ddf67e2c846 - <graphbench[c217ec6aa2ad5f13]::io::test::write_graph::{closure#0} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5ddf67e624ab - <fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5ddf67e624ab - test[182b2e79ecd7bbd9]::__rust_begin_short_backtrace::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5ddf67e6ed0a - test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5ddf67e6ed0a - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5ddf67e6ed0a - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5ddf67e6ed0a - std[3b51380354919863]::panicking::catch_unwind::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5ddf67e6ed0a - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5ddf67e6ed0a - test[182b2e79ecd7bbd9]::run_test_in_process
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5ddf67e6ed0a - test[182b2e79ecd7bbd9]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5ddf67e6a2b4 - test[182b2e79ecd7bbd9]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5ddf67e6a2b4 - std[3b51380354919863]::sys::backtrace::__rust_begin_short_backtrace::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5ddf67e71802 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5ddf67e71802 - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5ddf67e71802 - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5ddf67e71802 - std[3b51380354919863]::panicking::catch_unwind::<(), core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5ddf67e71802 - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5ddf67e71802 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5ddf67e71802 - <std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5ddf67f406cf - <alloc[a57f19327c0ad893]::boxed::Box<dyn core[27de1724e4349be2]::ops::function::FnOnce<(), Output = ()> + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5ddf67f406cf - <std[3b51380354919863]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7ad403f6eaa4 - <unknown>
[INFO] [stdout]   45:     0x7ad403ffba64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     io::test::write_graph
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 32 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "27afc7376c0b6a862c73d14a890bae321d45e378577c2b61ec3a591143fbfeaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27afc7376c0b6a862c73d14a890bae321d45e378577c2b61ec3a591143fbfeaf", kill_on_drop: false }`
[INFO] [stdout] 27afc7376c0b6a862c73d14a890bae321d45e378577c2b61ec3a591143fbfeaf
