[INFO] fetching crate rb_tree 0.5.0...
[INFO] testing rb_tree-0.5.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rb_tree 0.5.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rb_tree 0.5.0
[INFO] finished tweaking crates.io crate rb_tree 0.5.0
[INFO] tweaked toml for crates.io crate rb_tree 0.5.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rb_tree 0.5.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rb_tree 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9bdf1aa6b603f4985d0d9a556fb055ab1988084bdabd327ed6a25efdaa8854d0
[INFO] running `Command { std: "docker" "start" "-a" "9bdf1aa6b603f4985d0d9a556fb055ab1988084bdabd327ed6a25efdaa8854d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bdf1aa6b603f4985d0d9a556fb055ab1988084bdabd327ed6a25efdaa8854d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bdf1aa6b603f4985d0d9a556fb055ab1988084bdabd327ed6a25efdaa8854d0", kill_on_drop: false }`
[INFO] [stdout] 9bdf1aa6b603f4985d0d9a556fb055ab1988084bdabd327ed6a25efdaa8854d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bdcf285170eaabd5f01af7961358a82c31a969eaad631cfcb01203373d218ee
[INFO] running `Command { std: "docker" "start" "-a" "5bdcf285170eaabd5f01af7961358a82c31a969eaad631cfcb01203373d218ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling rb_tree v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:517:17
[INFO] [stdout]     |
[INFO] [stdout] 517 |     pub fn iter(&self) -> Iter<K, V> {
[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] 517 |     pub fn iter(&self) -> Iter<'_, K, V> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:544:21
[INFO] [stdout]     |
[INFO] [stdout] 544 |     pub fn iter_mut(&mut self) -> IterMut<K, V> {
[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] 544 |     pub fn iter_mut(&mut self) -> IterMut<'_, K, V> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:567:19
[INFO] [stdout]     |
[INFO] [stdout] 567 |     pub fn values(&self) -> Values<K, V> {
[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] 567 |     pub fn values(&self) -> Values<'_, K, V> {
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:594:23
[INFO] [stdout]     |
[INFO] [stdout] 594 |     pub fn values_mut(&mut self) -> ValuesMut<K, V> {
[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] 594 |     pub fn values_mut(&mut self) -> ValuesMut<'_, K, V> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:617:17
[INFO] [stdout]     |
[INFO] [stdout] 617 |     pub fn keys(&self) -> Keys<K, V> {
[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] 617 |     pub fn keys(&self) -> Keys<'_, K, V> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:636:18
[INFO] [stdout]     |
[INFO] [stdout] 636 |     pub fn entry(&mut self, key: K) -> Entry<K, V> {
[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] 636 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell`
[INFO] [stdout]    --> src/rbmap.rs:921:21
[INFO] [stdout]     |
[INFO] [stdout] 921 |                     &mut *(ptr as *mut Mapper<K, V>)
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout]     = note: even for types with interior mutability, the only legal way to obtain a mutable pointer from a shared reference is through `UnsafeCell::get`
[INFO] [stdout]     = note: `#[warn(invalid_reference_casting)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbtree.rs:401:17
[INFO] [stdout]     |
[INFO] [stdout] 401 |     pub fn iter(&self) -> 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] 401 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbqueue.rs:394:17
[INFO] [stdout]     |
[INFO] [stdout] 394 |     pub fn iter(&self) -> 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] 394 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "5bdcf285170eaabd5f01af7961358a82c31a969eaad631cfcb01203373d218ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bdcf285170eaabd5f01af7961358a82c31a969eaad631cfcb01203373d218ee", kill_on_drop: false }`
[INFO] [stdout] 5bdcf285170eaabd5f01af7961358a82c31a969eaad631cfcb01203373d218ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b3878ce462e81d33130d595ab7e2607f8b7afe1f3fade758cc12ec25d55221b
[INFO] running `Command { std: "docker" "start" "-a" "9b3878ce462e81d33130d595ab7e2607f8b7afe1f3fade758cc12ec25d55221b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling syn v1.0.78
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:517:17
[INFO] [stdout]     |
[INFO] [stdout] 517 |     pub fn iter(&self) -> Iter<K, V> {
[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] 517 |     pub fn iter(&self) -> Iter<'_, K, V> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:544:21
[INFO] [stdout]     |
[INFO] [stdout] 544 |     pub fn iter_mut(&mut self) -> IterMut<K, V> {
[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] 544 |     pub fn iter_mut(&mut self) -> IterMut<'_, K, V> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:567:19
[INFO] [stdout]     |
[INFO] [stdout] 567 |     pub fn values(&self) -> Values<K, V> {
[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] 567 |     pub fn values(&self) -> Values<'_, K, V> {
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:594:23
[INFO] [stdout]     |
[INFO] [stdout] 594 |     pub fn values_mut(&mut self) -> ValuesMut<K, V> {
[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] 594 |     pub fn values_mut(&mut self) -> ValuesMut<'_, K, V> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:617:17
[INFO] [stdout]     |
[INFO] [stdout] 617 |     pub fn keys(&self) -> Keys<K, V> {
[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] 617 |     pub fn keys(&self) -> Keys<'_, K, V> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:636:18
[INFO] [stdout]     |
[INFO] [stdout] 636 |     pub fn entry(&mut self, key: K) -> Entry<K, V> {
[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] 636 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell`
[INFO] [stdout]    --> src/rbmap.rs:921:21
[INFO] [stdout]     |
[INFO] [stdout] 921 |                     &mut *(ptr as *mut Mapper<K, V>)
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout]     = note: even for types with interior mutability, the only legal way to obtain a mutable pointer from a shared reference is through `UnsafeCell::get`
[INFO] [stdout]     = note: `#[warn(invalid_reference_casting)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbtree.rs:401:17
[INFO] [stdout]     |
[INFO] [stdout] 401 |     pub fn iter(&self) -> 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] 401 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbqueue.rs:394:17
[INFO] [stdout]     |
[INFO] [stdout] 394 |     pub fn iter(&self) -> 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] 394 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling rb_tree v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> examples/queue.rs:11:44
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut q2 = new_c_queue!(|l: &i64, r| (r - l));
[INFO] [stdout]    |                                            ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 11 -     let mut q2 = new_c_queue!(|l: &i64, r| (r - l));
[INFO] [stdout] 11 +     let mut q2 = new_c_queue!(|l: &i64, r| r - l);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:517:17
[INFO] [stdout]     |
[INFO] [stdout] 517 |     pub fn iter(&self) -> Iter<K, V> {
[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] 517 |     pub fn iter(&self) -> Iter<'_, K, V> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:544:21
[INFO] [stdout]     |
[INFO] [stdout] 544 |     pub fn iter_mut(&mut self) -> IterMut<K, V> {
[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] 544 |     pub fn iter_mut(&mut self) -> IterMut<'_, K, V> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:567:19
[INFO] [stdout]     |
[INFO] [stdout] 567 |     pub fn values(&self) -> Values<K, V> {
[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] 567 |     pub fn values(&self) -> Values<'_, K, V> {
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:594:23
[INFO] [stdout]     |
[INFO] [stdout] 594 |     pub fn values_mut(&mut self) -> ValuesMut<K, V> {
[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] 594 |     pub fn values_mut(&mut self) -> ValuesMut<'_, K, V> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:617:17
[INFO] [stdout]     |
[INFO] [stdout] 617 |     pub fn keys(&self) -> Keys<K, V> {
[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] 617 |     pub fn keys(&self) -> Keys<'_, K, V> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbmap.rs:636:18
[INFO] [stdout]     |
[INFO] [stdout] 636 |     pub fn entry(&mut self, key: K) -> Entry<K, V> {
[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] 636 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell`
[INFO] [stdout]    --> src/rbmap.rs:921:21
[INFO] [stdout]     |
[INFO] [stdout] 921 |                     &mut *(ptr as *mut Mapper<K, V>)
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout]     = note: even for types with interior mutability, the only legal way to obtain a mutable pointer from a shared reference is through `UnsafeCell::get`
[INFO] [stdout]     = note: `#[warn(invalid_reference_casting)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbtree.rs:401:17
[INFO] [stdout]     |
[INFO] [stdout] 401 |     pub fn iter(&self) -> 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] 401 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbqueue.rs:394:17
[INFO] [stdout]     |
[INFO] [stdout] 394 |     pub fn iter(&self) -> 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] 394 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 33.59s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "9b3878ce462e81d33130d595ab7e2607f8b7afe1f3fade758cc12ec25d55221b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b3878ce462e81d33130d595ab7e2607f8b7afe1f3fade758cc12ec25d55221b", kill_on_drop: false }`
[INFO] [stdout] 9b3878ce462e81d33130d595ab7e2607f8b7afe1f3fade758cc12ec25d55221b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7089bc52c122c1a803496305eb77d8bfa1902d394ef1f4c96f3d1ccd11e07ac1
[INFO] running `Command { std: "docker" "start" "-a" "7089bc52c122c1a803496305eb77d8bfa1902d394ef1f4c96f3d1ccd11e07ac1", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/rbmap.rs:517:17
[INFO] [stderr]     |
[INFO] [stderr] 517 |     pub fn iter(&self) -> Iter<K, V> {
[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] 517 |     pub fn iter(&self) -> Iter<'_, K, V> {
[INFO] [stderr]     |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/rbmap.rs:544:21
[INFO] [stderr]     |
[INFO] [stderr] 544 |     pub fn iter_mut(&mut self) -> IterMut<K, V> {
[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] 544 |     pub fn iter_mut(&mut self) -> IterMut<'_, K, V> {
[INFO] [stderr]     |                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/rbmap.rs:567:19
[INFO] [stderr]     |
[INFO] [stderr] 567 |     pub fn values(&self) -> Values<K, V> {
[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] 567 |     pub fn values(&self) -> Values<'_, K, V> {
[INFO] [stderr]     |                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/rbmap.rs:594:23
[INFO] [stderr]     |
[INFO] [stderr] 594 |     pub fn values_mut(&mut self) -> ValuesMut<K, V> {
[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] 594 |     pub fn values_mut(&mut self) -> ValuesMut<'_, K, V> {
[INFO] [stderr]     |                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/rbmap.rs:617:17
[INFO] [stderr]     |
[INFO] [stderr] 617 |     pub fn keys(&self) -> Keys<K, V> {
[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] 617 |     pub fn keys(&self) -> Keys<'_, K, V> {
[INFO] [stderr]     |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/rbmap.rs:636:18
[INFO] [stderr]     |
[INFO] [stderr] 636 |     pub fn entry(&mut self, key: K) -> Entry<K, V> {
[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] 636 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V> {
[INFO] [stderr]     |                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell`
[INFO] [stderr]    --> src/rbmap.rs:921:21
[INFO] [stderr]     |
[INFO] [stderr] 921 |                     &mut *(ptr as *mut Mapper<K, V>)
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stderr]     = note: even for types with interior mutability, the only legal way to obtain a mutable pointer from a shared reference is through `UnsafeCell::get`
[INFO] [stderr]     = note: `#[warn(invalid_reference_casting)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/rbtree.rs:401:17
[INFO] [stderr]     |
[INFO] [stderr] 401 |     pub fn iter(&self) -> 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] 401 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stderr]     |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/rbqueue.rs:394:17
[INFO] [stderr]     |
[INFO] [stderr] 394 |     pub fn iter(&self) -> 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] 394 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stderr]     |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: `rb_tree` (lib) generated 9 warnings (run `cargo fix --lib -p rb_tree` to apply 8 suggestions)
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> examples/queue.rs:11:44
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut q2 = new_c_queue!(|l: &i64, r| (r - l));
[INFO] [stderr]    |                                            ^     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 11 -     let mut q2 = new_c_queue!(|l: &i64, r| (r - l));
[INFO] [stderr] 11 +     let mut q2 = new_c_queue!(|l: &i64, r| r - l);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `rb_tree` (example "queue") generated 1 warning (run `cargo fix --example "queue"` to apply 1 suggestion)
[INFO] [stderr] warning: `rb_tree` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rb_tree-35bf4a901bc51eb3)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test rbtree_tests::test_add_existing ... ok
[INFO] [stdout] test rbtree_tests::test_complex_insertion ... ok
[INFO] [stdout] test rbtree_tests::test_black_leaf_removal ... ok
[INFO] [stdout] test rbtree_tests::test_difference ... ok
[INFO] [stdout] test rbtree_tests::test_extend ... ok
[INFO] [stdout] test rbtree_tests::test_get ... ok
[INFO] [stdout] test rbtree_tests::test_gets_correct_descendant ... ok
[INFO] [stdout] test rbtree_tests::test_contains_and_is_empty ... ok
[INFO] [stdout] test rbtree_tests::test_insertion_case1_right ... ok
[INFO] [stdout] test rbtree_tests::test_complicated_example ... ok
[INFO] [stdout] test rbtree_tests::test_insertion_case2_right ... ok
[INFO] [stdout] test rbtree_tests::test_insertion_case3_at_root ... ok
[INFO] [stdout] test rbtree_tests::test_insertion_case3_not_root ... ok
[INFO] [stdout] test rbtree_tests::test_insertion_case2_left ... ok
[INFO] [stdout] test rbtree_tests::test_intersection ... ok
[INFO] [stdout] test rbtree_tests::test_peek_back ... ok
[INFO] [stdout] test rbtree_tests::test_iterator ... ok
[INFO] [stdout] test rbtree_tests::test_ordered ... ok
[INFO] [stdout] test rbtree_tests::test_pop_back ... ok
[INFO] [stdout] test rbtree_tests::test_pop ... ok
[INFO] [stdout] test rbtree_tests::test_removal_empty ... ok
[INFO] [stdout] test rbtree_tests::test_print ... ok
[INFO] [stdout] test rbtree_tests::test_removal_simple_case ... ok
[INFO] [stdout] test rbtree_tests::test_peek ... ok
[INFO] [stdout] test rbtree_tests::test_removal_case2_inner ... ok
[INFO] [stdout] test rbtree_tests::test_remove_only_value ... ok
[INFO] [stdout] test rbtree_tests::test_remove_immediate_right_double_black ... ok
[INFO] [stdout] test rbtree_tests::test_remove_root ... ok
[INFO] [stdout] test rbtree_tests::test_remove_accumulative_changes ... ok
[INFO] [stdout] test rbtree_tests::test_symmetric_difference ... ok
[INFO] [stdout] test rbtree_tests::test_removal_case3_red_parent ... ok
[INFO] [stdout] test rbtree_tests::test_removal_case2_outer ... ok
[INFO] [stdout] test rbtree_tests::test_removeal_case4 ... ok
[INFO] [stdout] test rbtree_tests::test_removal_no_double_black ... ok
[INFO] [stdout] test rbtree_tests::test_union ... ok
[INFO] [stdout] test rbtree_tests::test_removal_notfound ... ok
[INFO] [stdout] test rbtree_tests::test_insertion_transfer_children ... ok
[INFO] [stdout] test rbtree_tests::test_insertion_case1_left ... ok
[INFO] [stdout] test stress_test::test_complex_tree_use ... ok
[INFO] [stderr]    Doc-tests rb_tree
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.33s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 86 tests
[INFO] [stdout] test src/lib.rs - new_set (line 65) ... ok
[INFO] [stdout] test src/lib.rs - new_queue (line 106) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::get_mut (line 205) ... ok
[INFO] [stdout] test src/lib.rs - new_c_queue (line 143) ... ok
[INFO] [stdout] test src/lib.rs - new_map (line 185) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::drain (line 127) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::into_sets (line 675) ... ok
[INFO] [stdout] test src/lib.rs - new_c_queue (line 129) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::insert (line 308) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::get (line 149) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::clear (line 90) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::iter_mut (line 528) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::get_pair (line 166) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::entry (line 627) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::len (line 340) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::iter (line 503) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::into_keyset (line 69) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::keyset (line 47) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::contains_key (line 108) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::new (line 33) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::is_empty (line 325) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::IntoIter<K,V> (line 742) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::keys (line 603) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::pop_pair (line 435) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::remove_entry (line 378) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::peek (line 224) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::into_valueset (line 702) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::pop_back (line 414) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::get_pair_mut (line 186) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::peek_pair_back (line 287) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::pop_pair_back (line 456) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::remove (line 360) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::values (line 553) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::retain (line 477) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::peek_back (line 245) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::values_mut (line 578) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::pop (line 393) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::peek_pair (line 266) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::IntoIter<T> (line 473) ... ok
[INFO] [stdout] test src/rbmap.rs - rbmap::RBMap<K,V>::valueset (line 650) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::clear (line 86) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::contains (line 225) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::insert (line 183) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::is_empty (line 167) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::drain (line 104) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::iter (line 385) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::ordered (line 130) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::peek_back (line 369) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::remove (line 282) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::new (line 50) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::clear (line 94) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::get (line 240) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::len (line 149) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::pop_back (line 346) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::peek (line 329) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::replace (line 205) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::into_set (line 432) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::take (line 259) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::pop (line 306) ... ok
[INFO] [stdout] test src/rbqueue.rs - rbqueue::RBQueue<T,P>::retain (line 404) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::into_queue (line 58) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::difference (line 415) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::IntoIter<T> (line 639) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::contains (line 231) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::len (line 155) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::get (line 246) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::drain (line 112) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::is_disjoint (line 532) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::is_superset (line 571) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::iter (line 392) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::is_subset (line 551) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::is_empty (line 173) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::intersection (line 478) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::peek_back (line 376) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::pop (line 313) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::ordered (line 136) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::peek (line 336) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::insert (line 189) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::pop_back (line 353) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::new (line 40) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::replace (line 211) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::remove (line 289) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::symmetric_difference (line 447) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::union (line 505) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::take (line 266) ... ok
[INFO] [stdout] test src/rbtree.rs - rbtree::RBTree<T>::retain (line 590) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 86 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7089bc52c122c1a803496305eb77d8bfa1902d394ef1f4c96f3d1ccd11e07ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7089bc52c122c1a803496305eb77d8bfa1902d394ef1f4c96f3d1ccd11e07ac1", kill_on_drop: false }`
[INFO] [stdout] 7089bc52c122c1a803496305eb77d8bfa1902d394ef1f4c96f3d1ccd11e07ac1