[INFO] fetching crate stacktools 0.1.0...
[INFO] testing stacktools-0.1.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate stacktools 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate stacktools 0.1.0
[INFO] finished tweaking crates.io crate stacktools 0.1.0
[INFO] tweaked toml for crates.io crate stacktools 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stacktools 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `stacktools` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8dd1c16314a153e006386fe37c29abb03693f6171eecca897ffa6312e6406d3f
[INFO] running `Command { std: "docker" "start" "8dd1c16314a153e006386fe37c29abb03693f6171eecca897ffa6312e6406d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dd1c16314a153e006386fe37c29abb03693f6171eecca897ffa6312e6406d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8dd1c16314a153e006386fe37c29abb03693f6171eecca897ffa6312e6406d3f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dd1c16314a153e006386fe37c29abb03693f6171eecca897ffa6312e6406d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8dd1c16314a153e006386fe37c29abb03693f6171eecca897ffa6312e6406d3f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `stacktools` (manifest) generated 1 warning
[INFO] [stderr]    Compiling stacktools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `len`, `push`, and `iter` are never used
[INFO] [stdout]   --> src/lib.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<T> Queue<T> {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn len(&self) -> usize {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn push(&mut self, v: T) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn iter(&self) -> vec_deque::Iter<T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `len`, `push`, and `iter` are never used
[INFO] [stdout]   --> src/lib.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl<T> Stack<T> {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 45 |     fn len(&self) -> usize {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     fn push(&mut self, v: T) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn iter(&self) -> vec_deque::Iter<T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `len`, `push`, and `iter` are never used
[INFO] [stdout]   --> src/lib.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | / impl<T> PriorityQueue<T>
[INFO] [stdout] 77 | | where
[INFO] [stdout] 78 | |     T: Ord,
[INFO] [stdout]    | |___________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 86 |       fn len(&self) -> usize {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |       fn push(&mut self, v: T) {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |       fn iter(&self) -> binary_heap::Iter<T> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn iter(&self) -> vec_deque::Iter<T> {
[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] 33 |     fn iter(&self) -> vec_deque::Iter<'_, T> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn iter(&self) -> vec_deque::Iter<T> {
[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] 53 |     fn iter(&self) -> vec_deque::Iter<'_, T> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn iter(&self) -> binary_heap::Iter<T> {
[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 |     fn iter(&self) -> binary_heap::Iter<'_, T> {
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "8dd1c16314a153e006386fe37c29abb03693f6171eecca897ffa6312e6406d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8dd1c16314a153e006386fe37c29abb03693f6171eecca897ffa6312e6406d3f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stdout] warning: methods `len`, `push`, and `iter` are never used
[INFO] [stdout]   --> src/lib.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<T> Queue<T> {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn len(&self) -> usize {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn push(&mut self, v: T) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn iter(&self) -> vec_deque::Iter<T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: `stacktools` (manifest) generated 1 warning
[INFO] [stdout] warning: methods `len`, `push`, and `iter` are never used
[INFO] [stdout]   --> src/lib.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl<T> Stack<T> {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 45 |     fn len(&self) -> usize {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     fn push(&mut self, v: T) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn iter(&self) -> vec_deque::Iter<T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling stacktools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `len`, `push`, and `iter` are never used
[INFO] [stdout]   --> src/lib.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | / impl<T> PriorityQueue<T>
[INFO] [stdout] 77 | | where
[INFO] [stdout] 78 | |     T: Ord,
[INFO] [stdout]    | |___________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 86 |       fn len(&self) -> usize {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |       fn push(&mut self, v: T) {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |       fn iter(&self) -> binary_heap::Iter<T> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn iter(&self) -> vec_deque::Iter<T> {
[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] 33 |     fn iter(&self) -> vec_deque::Iter<'_, T> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn iter(&self) -> vec_deque::Iter<T> {
[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] 53 |     fn iter(&self) -> vec_deque::Iter<'_, T> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn iter(&self) -> binary_heap::Iter<T> {
[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 |     fn iter(&self) -> binary_heap::Iter<'_, T> {
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn iter(&self) -> vec_deque::Iter<T> {
[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] 33 |     fn iter(&self) -> vec_deque::Iter<'_, T> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn iter(&self) -> vec_deque::Iter<T> {
[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] 53 |     fn iter(&self) -> vec_deque::Iter<'_, T> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn iter(&self) -> binary_heap::Iter<T> {
[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 |     fn iter(&self) -> binary_heap::Iter<'_, T> {
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "8dd1c16314a153e006386fe37c29abb03693f6171eecca897ffa6312e6406d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8dd1c16314a153e006386fe37c29abb03693f6171eecca897ffa6312e6406d3f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `stacktools` (manifest) generated 1 warning
[INFO] [stderr] warning: methods `len`, `push`, and `iter` are never used
[INFO] [stderr]   --> src/lib.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl<T> Queue<T> {
[INFO] [stderr]    | ---------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 25 |     fn len(&self) -> usize {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 |     fn push(&mut self, v: T) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 33 |     fn iter(&self) -> vec_deque::Iter<T> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `len`, `push`, and `iter` are never used
[INFO] [stderr]   --> src/lib.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 38 | impl<T> Stack<T> {
[INFO] [stderr]    | ---------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 45 |     fn len(&self) -> usize {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 49 |     fn push(&mut self, v: T) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 |     fn iter(&self) -> vec_deque::Iter<T> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `len`, `push`, and `iter` are never used
[INFO] [stderr]   --> src/lib.rs:86:8
[INFO] [stderr]    |
[INFO] [stderr] 76 | / impl<T> PriorityQueue<T>
[INFO] [stderr] 77 | | where
[INFO] [stderr] 78 | |     T: Ord,
[INFO] [stderr]    | |___________- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 86 |       fn len(&self) -> usize {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] ...
[INFO] [stderr] 90 |       fn push(&mut self, v: T) {
[INFO] [stderr]    |          ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 94 |       fn iter(&self) -> binary_heap::Iter<T> {
[INFO] [stderr]    |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn iter(&self) -> vec_deque::Iter<T> {
[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] 33 |     fn iter(&self) -> vec_deque::Iter<'_, T> {
[INFO] [stderr]    |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn iter(&self) -> vec_deque::Iter<T> {
[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] 53 |     fn iter(&self) -> vec_deque::Iter<'_, T> {
[INFO] [stderr]    |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:94:13
[INFO] [stderr]    |
[INFO] [stderr] 94 |     fn iter(&self) -> binary_heap::Iter<T> {
[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 |     fn iter(&self) -> binary_heap::Iter<'_, T> {
[INFO] [stderr]    |                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: `stacktools` (lib) generated 6 warnings (run `cargo fix --lib -p stacktools` to apply 3 suggestions)
[INFO] [stderr] warning: `stacktools` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/stacktools/4423c705efdfe813/out/stacktools-4423c705efdfe813)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::fifo_instantiate ... ok
[INFO] [stdout] test tests::priority_instantiate ... ok
[INFO] [stdout] test tests::lifo_instantiate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stacktools
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8dd1c16314a153e006386fe37c29abb03693f6171eecca897ffa6312e6406d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dd1c16314a153e006386fe37c29abb03693f6171eecca897ffa6312e6406d3f", kill_on_drop: false }`
[INFO] [stdout] 8dd1c16314a153e006386fe37c29abb03693f6171eecca897ffa6312e6406d3f
