[INFO] fetching crate twie 0.5.0...
[INFO] testing twie-0.5.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate twie 0.5.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate twie 0.5.0
[INFO] finished tweaking crates.io crate twie 0.5.0
[INFO] tweaked toml for crates.io crate twie 0.5.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate twie 0.5.0 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byteyarn v0.5.1
[INFO] [stderr]   Downloaded buf-trait v0.4.1
[INFO] [stderr]   Downloaded boxy v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3f66f477b1a5ad0f8c3b2f760731058f74b53d215fe69bef3353e9fb29f1478
[INFO] running `Command { std: "docker" "start" "-a" "e3f66f477b1a5ad0f8c3b2f760731058f74b53d215fe69bef3353e9fb29f1478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3f66f477b1a5ad0f8c3b2f760731058f74b53d215fe69bef3353e9fb29f1478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3f66f477b1a5ad0f8c3b2f760731058f74b53d215fe69bef3353e9fb29f1478", kill_on_drop: false }`
[INFO] [stdout] e3f66f477b1a5ad0f8c3b2f760731058f74b53d215fe69bef3353e9fb29f1478
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76c1ce85f15df75d51d9984ce600b8c1617f17af523959c9a295cf6fd426dcf0
[INFO] running `Command { std: "docker" "start" "-a" "76c1ce85f15df75d51d9984ce600b8c1617f17af523959c9a295cf6fd426dcf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling boxy v0.1.0
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling buf-trait v0.4.1
[INFO] [stderr]    Compiling byteyarn v0.5.1
[INFO] [stderr]    Compiling twie v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:101:17
[INFO] [stdout]     |
[INFO] [stdout] 101 |   pub fn as_ref(&self) -> Sub<K, V, I> {
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 101 |   pub fn as_ref(&self) -> Sub<'_, K, V, I> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |   pub fn as_mut(&mut self) -> SubMut<K, V, I> {
[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] 110 |   pub fn as_mut(&mut self) -> SubMut<'_, K, V, I> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:280:15
[INFO] [stdout]     |
[INFO] [stdout] 280 |   pub fn subs(&self) -> Subs<K, V, I> {
[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] 280 |   pub fn subs(&self) -> Subs<'_, K, V, I> {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:757:17
[INFO] [stdout]     |
[INFO] [stdout] 757 |   pub fn as_ref(&self) -> Sub<K, V, I> {
[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] 757 |   pub fn as_ref(&self) -> Sub<'_, K, V, I> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:769:17
[INFO] [stdout]     |
[INFO] [stdout] 769 |   pub fn as_mut(&mut self) -> SubMut<K, V, I> {
[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] 769 |   pub fn as_mut(&mut self) -> SubMut<'_, K, V, I> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raw/nodes.rs:116:14
[INFO] [stdout]     |
[INFO] [stdout] 116 |   pub fn dfs(&self, node: Node<I>) -> Dfs<I> {
[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] 116 |   pub fn dfs(&self, node: Node<I>) -> Dfs<'_, I> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raw/nodes.rs:130:14
[INFO] [stdout]     |
[INFO] [stdout] 130 |   pub fn bfs(&self, node: Node<I>) -> Bfs<I> {
[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] 130 |   pub fn bfs(&self, node: Node<I>) -> Bfs<'_, I> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "76c1ce85f15df75d51d9984ce600b8c1617f17af523959c9a295cf6fd426dcf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c1ce85f15df75d51d9984ce600b8c1617f17af523959c9a295cf6fd426dcf0", kill_on_drop: false }`
[INFO] [stdout] 76c1ce85f15df75d51d9984ce600b8c1617f17af523959c9a295cf6fd426dcf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1667667ed779baed66425d9cc98cfa0f80cee71d5e875626ca048e3afa39b3c
[INFO] running `Command { std: "docker" "start" "-a" "a1667667ed779baed66425d9cc98cfa0f80cee71d5e875626ca048e3afa39b3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling twie v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:101:17
[INFO] [stdout]     |
[INFO] [stdout] 101 |   pub fn as_ref(&self) -> Sub<K, V, I> {
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 101 |   pub fn as_ref(&self) -> Sub<'_, K, V, I> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |   pub fn as_mut(&mut self) -> SubMut<K, V, I> {
[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] 110 |   pub fn as_mut(&mut self) -> SubMut<'_, K, V, I> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:280:15
[INFO] [stdout]     |
[INFO] [stdout] 280 |   pub fn subs(&self) -> Subs<K, V, I> {
[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] 280 |   pub fn subs(&self) -> Subs<'_, K, V, I> {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:757:17
[INFO] [stdout]     |
[INFO] [stdout] 757 |   pub fn as_ref(&self) -> Sub<K, V, I> {
[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] 757 |   pub fn as_ref(&self) -> Sub<'_, K, V, I> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:769:17
[INFO] [stdout]     |
[INFO] [stdout] 769 |   pub fn as_mut(&mut self) -> SubMut<K, V, I> {
[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] 769 |   pub fn as_mut(&mut self) -> SubMut<'_, K, V, I> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raw/nodes.rs:116:14
[INFO] [stdout]     |
[INFO] [stdout] 116 |   pub fn dfs(&self, node: Node<I>) -> Dfs<I> {
[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] 116 |   pub fn dfs(&self, node: Node<I>) -> Dfs<'_, I> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raw/nodes.rs:130:14
[INFO] [stdout]     |
[INFO] [stdout] 130 |   pub fn bfs(&self, node: Node<I>) -> Bfs<I> {
[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] 130 |   pub fn bfs(&self, node: Node<I>) -> Bfs<'_, I> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:101:17
[INFO] [stdout]     |
[INFO] [stdout] 101 |   pub fn as_ref(&self) -> Sub<K, V, I> {
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 101 |   pub fn as_ref(&self) -> Sub<'_, K, V, I> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |   pub fn as_mut(&mut self) -> SubMut<K, V, I> {
[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] 110 |   pub fn as_mut(&mut self) -> SubMut<'_, K, V, I> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:280:15
[INFO] [stdout]     |
[INFO] [stdout] 280 |   pub fn subs(&self) -> Subs<K, V, I> {
[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] 280 |   pub fn subs(&self) -> Subs<'_, K, V, I> {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:757:17
[INFO] [stdout]     |
[INFO] [stdout] 757 |   pub fn as_ref(&self) -> Sub<K, V, I> {
[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] 757 |   pub fn as_ref(&self) -> Sub<'_, K, V, I> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:769:17
[INFO] [stdout]     |
[INFO] [stdout] 769 |   pub fn as_mut(&mut self) -> SubMut<K, V, I> {
[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] 769 |   pub fn as_mut(&mut self) -> SubMut<'_, K, V, I> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raw/nodes.rs:116:14
[INFO] [stdout]     |
[INFO] [stdout] 116 |   pub fn dfs(&self, node: Node<I>) -> Dfs<I> {
[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] 116 |   pub fn dfs(&self, node: Node<I>) -> Dfs<'_, I> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/raw/nodes.rs:130:14
[INFO] [stdout]     |
[INFO] [stdout] 130 |   pub fn bfs(&self, node: Node<I>) -> Bfs<I> {
[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] 130 |   pub fn bfs(&self, node: Node<I>) -> Bfs<'_, I> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "a1667667ed779baed66425d9cc98cfa0f80cee71d5e875626ca048e3afa39b3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1667667ed779baed66425d9cc98cfa0f80cee71d5e875626ca048e3afa39b3c", kill_on_drop: false }`
[INFO] [stdout] a1667667ed779baed66425d9cc98cfa0f80cee71d5e875626ca048e3afa39b3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 375ae58849e9d3b49da37e4d6dabaed6e8c58174b811c304073d70881e132f12
[INFO] running `Command { std: "docker" "start" "-a" "375ae58849e9d3b49da37e4d6dabaed6e8c58174b811c304073d70881e132f12", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:101:17
[INFO] [stderr]     |
[INFO] [stderr] 101 |   pub fn as_ref(&self) -> Sub<K, V, I> {
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 101 |   pub fn as_ref(&self) -> Sub<'_, K, V, I> {
[INFO] [stderr]     |                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:110:17
[INFO] [stderr]     |
[INFO] [stderr] 110 |   pub fn as_mut(&mut self) -> SubMut<K, V, I> {
[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] 110 |   pub fn as_mut(&mut self) -> SubMut<'_, K, V, I> {
[INFO] [stderr]     |                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:280:15
[INFO] [stderr]     |
[INFO] [stderr] 280 |   pub fn subs(&self) -> Subs<K, V, I> {
[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] 280 |   pub fn subs(&self) -> Subs<'_, K, V, I> {
[INFO] [stderr]     |                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:757:17
[INFO] [stderr]     |
[INFO] [stderr] 757 |   pub fn as_ref(&self) -> Sub<K, V, I> {
[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] 757 |   pub fn as_ref(&self) -> Sub<'_, K, V, I> {
[INFO] [stderr]     |                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:769:17
[INFO] [stderr]     |
[INFO] [stderr] 769 |   pub fn as_mut(&mut self) -> SubMut<K, V, I> {
[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] 769 |   pub fn as_mut(&mut self) -> SubMut<'_, K, V, I> {
[INFO] [stderr]     |                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/raw/nodes.rs:116:14
[INFO] [stderr]     |
[INFO] [stderr] 116 |   pub fn dfs(&self, node: Node<I>) -> Dfs<I> {
[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] 116 |   pub fn dfs(&self, node: Node<I>) -> Dfs<'_, I> {
[INFO] [stderr]     |                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/raw/nodes.rs:130:14
[INFO] [stderr]     |
[INFO] [stderr] 130 |   pub fn bfs(&self, node: Node<I>) -> Bfs<I> {
[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] 130 |   pub fn bfs(&self, node: Node<I>) -> Bfs<'_, I> {
[INFO] [stderr]     |                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: `twie` (lib) generated 7 warnings (run `cargo fix --lib -p twie` to apply 7 suggestions)
[INFO] [stderr] warning: `twie` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/twie-9d28184bbed8d23b)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::iterator ... ok
[INFO] [stdout] test test::get ... ok
[INFO] [stdout] test test::prefixes ... ok
[INFO] [stdout] test test::empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests twie
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - Sub<'a,K,V,I>::sub (line 625) ... ok
[INFO] [stdout] test src/lib.rs - Sub<'a,K,V,I>::longest_prefix (line 603) ... ok
[INFO] [stdout] test src/lib.rs - SubMut<'a,K,V,I>::get (line 789) ... ok
[INFO] [stdout] test src/lib.rs - SubMut<'a,K,V,I>::get_mut (line 811) ... ok
[INFO] [stdout] test src/lib.rs - Sub<'a,K,V,I>::get (line 579) ... ok
[INFO] [stdout] test src/lib.rs - Sub<'a,K,V,I>::subs (line 654) ... ok
[INFO] [stdout] test src/lib.rs - Sub<'a,K,V,I>::iter (line 697) ... ok
[INFO] [stdout] test src/lib.rs - Sub<'a,K,V,I>::prefixes (line 678) ... ok
[INFO] [stdout] test src/lib.rs - SubMut<'a,K,V,I>::iter (line 990) ... ok
[INFO] [stdout] test src/lib.rs - SubMut<'a,K,V,I>::longest_prefix (line 834) ... ok
[INFO] [stdout] test src/lib.rs - SubMut<'a,K,V,I>::iter_mut (line 1011) ... ok
[INFO] [stdout] test src/lib.rs - SubMut<'a,K,V,I>::sub (line 876) ... ok
[INFO] [stdout] test src/lib.rs - SubMut<'a,K,V,I>::prefixes (line 951) ... ok
[INFO] [stdout] test src/lib.rs - SubMut<'a,K,V,I>::longest_prefix_mut (line 854) ... ok
[INFO] [stdout] test src/lib.rs - SubMut<'a,K,V,I>::sub_mut (line 899) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V,I>::insert (line 371) ... ok
[INFO] [stdout] test src/lib.rs - SubMut<'a,K,V,I>::prefixes_mut (line 968) ... ok
[INFO] [stdout] test src/lib.rs - SubMut<'a,K,V,I>::subs (line 927) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V,I>::get_mut (line 137) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V,I>::get_or_insert (line 403) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V,I>::insert_or_update (line 491) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V,I>::get_or_insert_with (line 456) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V,I>::iter (line 336) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V,I>::get (line 119) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V,I>::get_or_insert_default (line 429) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V,I>::iter_mut (line 353) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V,I>::longest_prefix_mut (line 170) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V,I>::longest_prefix (line 153) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V,I>::sub (line 205) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V,I>::prefixes (line 288) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V,I>::sub (line 189) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V,I>::subs (line 269) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V,I>::sub_mut (line 252) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V,I>::prefixes_mut (line 309) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 8.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "375ae58849e9d3b49da37e4d6dabaed6e8c58174b811c304073d70881e132f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "375ae58849e9d3b49da37e4d6dabaed6e8c58174b811c304073d70881e132f12", kill_on_drop: false }`
[INFO] [stdout] 375ae58849e9d3b49da37e4d6dabaed6e8c58174b811c304073d70881e132f12
