[INFO] fetching crate vec-arena 1.2.0...
[INFO] checking vec-arena-1.2.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate vec-arena 1.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate vec-arena 1.2.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vec-arena 1.2.0
[INFO] finished tweaking crates.io crate vec-arena 1.2.0
[INFO] tweaked toml for crates.io crate vec-arena 1.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate vec-arena 1.2.0 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c927672f8996558bb5148a09fc6a251417c4a71d9f482f0bdaa4ad02680ec48f
[INFO] running `Command { std: "docker" "start" "-a" "c927672f8996558bb5148a09fc6a251417c4a71d9f482f0bdaa4ad02680ec48f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c927672f8996558bb5148a09fc6a251417c4a71d9f482f0bdaa4ad02680ec48f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c927672f8996558bb5148a09fc6a251417c4a71d9f482f0bdaa4ad02680ec48f", kill_on_drop: false }`
[INFO] [stdout] c927672f8996558bb5148a09fc6a251417c4a71d9f482f0bdaa4ad02680ec48f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a38d684ae1f64d89d14f80b3582fb5368fda4926f38617e2a453a2306616d876
[INFO] running `Command { std: "docker" "start" "-a" "a38d684ae1f64d89d14f80b3582fb5368fda4926f38617e2a453a2306616d876", kill_on_drop: false }`
[INFO] [stderr]     Checking vec-arena v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]  --> tests/arena.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use vec_arena::Arena;
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]  --> tests/arena.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let arena = Arena::<i32>::new();
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut arena = Arena::new();
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut arena = Arena::with_capacity(10);
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut arena = Arena::new();
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let mut arena = Arena::new();
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:85:21
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let mut arena = Arena::new();
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:102:21
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let mut arena = Arena::new();
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:117:21
[INFO] [stdout]     |
[INFO] [stdout] 117 |     let mut arena = Arena::new();
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:130:21
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let mut arena = Arena::new();
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:141:21
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let mut arena = Arena::new();
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:159:21
[INFO] [stdout]     |
[INFO] [stdout] 159 |     let mut arena = Arena::new();
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:169:21
[INFO] [stdout]     |
[INFO] [stdout] 169 |     let mut arena = Arena::new();
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:178:21
[INFO] [stdout]     |
[INFO] [stdout] 178 |     let mut arena = Arena::new();
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 |     let mut arena = Arena::new();
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:224:16
[INFO] [stdout]     |
[INFO] [stdout] 224 |     let arena: Arena<_> = [10, 20, 30, 40].iter().cloned().collect();
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]  --> examples/splay-tree.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use vec_arena::Arena;
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> examples/splay-tree.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     arena: Arena<Node<T>>,
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> examples/splay-tree.rs:44:20
[INFO] [stdout]    |
[INFO] [stdout] 44 |             arena: Arena::new(),
[INFO] [stdout]    |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `vec_arena::Arena::<T>::new`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> examples/splay-tree.rs:44:27
[INFO] [stdout]    |
[INFO] [stdout] 44 |             arena: Arena::new(),
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]  --> examples/linked-list.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use vec_arena::Arena;
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> examples/linked-list.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     arena: Arena<Node<T>>,
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `vec_arena::Arena`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> examples/linked-list.rs:37:20
[INFO] [stdout]    |
[INFO] [stdout] 37 |             arena: Arena::new(),
[INFO] [stdout]    |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `vec_arena::Arena::<T>::new`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> examples/linked-list.rs:37:27
[INFO] [stdout]    |
[INFO] [stdout] 37 |             arena: Arena::new(),
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> examples/splay-tree.rs:132:28
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let n = self.arena.insert(Node::new(value));
[INFO] [stdout]     |                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `vec_arena::Arena::<T>::new`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]  --> tests/arena.rs:5:31
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let arena = Arena::<i32>::new();
[INFO] [stdout]   |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::is_empty`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]  --> tests/arena.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 |     assert!(arena.is_empty());
[INFO] [stdout]   |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::len`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]  --> tests/arena.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 |     assert_eq!(arena.len(), 0);
[INFO] [stdout]   |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::capacity`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]  --> tests/arena.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 |     assert_eq!(arena.capacity(), 0);
[INFO] [stdout]   |                      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::len`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> examples/linked-list.rs:45:20
[INFO] [stdout]    |
[INFO] [stdout] 45 |         self.arena.len()
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `vec_arena::Arena::<T>::new`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:13:28
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut arena = Arena::new();
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:16:26
[INFO] [stdout]    |
[INFO] [stdout] 16 |         assert_eq!(arena.insert(i * 10), i);
[INFO] [stdout]    |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> examples/linked-list.rs:60:31
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let node = self.arena.insert(Node {
[INFO] [stdout]    |                               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::is_empty`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:19:20
[INFO] [stdout]    |
[INFO] [stdout] 19 |     assert!(!arena.is_empty());
[INFO] [stdout]    |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::len`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:20:22
[INFO] [stdout]    |
[INFO] [stdout] 20 |     assert_eq!(arena.len(), 10);
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::remove`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> examples/linked-list.rs:78:31
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let node = self.arena.remove(self.head).unwrap();
[INFO] [stdout]    |                               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `vec_arena::Arena::<T>::with_capacity`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:25:28
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut arena = Arena::with_capacity(10);
[INFO] [stdout]    |                            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::capacity`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:26:22
[INFO] [stdout]    |
[INFO] [stdout] 26 |     assert_eq!(arena.capacity(), 10);
[INFO] [stdout]    |                      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |         arena.insert(());
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::len`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |     assert_eq!(arena.len(), 10);
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::capacity`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:32:22
[INFO] [stdout]    |
[INFO] [stdout] 32 |     assert_eq!(arena.capacity(), 10);
[INFO] [stdout]    |                      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 34 |     arena.insert(());
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::len`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:35:22
[INFO] [stdout]    |
[INFO] [stdout] 35 |     assert_eq!(arena.len(), 11);
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::capacity`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 |     assert!(arena.capacity() > 10);
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::remove`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> examples/linked-list.rs:90:31
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let node = self.arena.remove(index).unwrap();
[INFO] [stdout]    |                               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `vec_arena::Arena::<T>::new`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:41:28
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut arena = Arena::new();
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:43:22
[INFO] [stdout]    |
[INFO] [stdout] 43 |     assert_eq!(arena.insert(0), 0);
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |     assert_eq!(arena.insert(10), 1);
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:45:22
[INFO] [stdout]    |
[INFO] [stdout] 45 |     assert_eq!(arena.insert(20), 2);
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:46:22
[INFO] [stdout]    |
[INFO] [stdout] 46 |     assert_eq!(arena.insert(30), 3);
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::len`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:47:22
[INFO] [stdout]    |
[INFO] [stdout] 47 |     assert_eq!(arena.len(), 4);
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::remove`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:49:22
[INFO] [stdout]    |
[INFO] [stdout] 49 |     assert_eq!(arena.remove(1), Some(10));
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::remove`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:50:22
[INFO] [stdout]    |
[INFO] [stdout] 50 |     assert_eq!(arena.remove(2), Some(20));
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::len`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:51:22
[INFO] [stdout]    |
[INFO] [stdout] 51 |     assert_eq!(arena.len(), 2);
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 |     assert!(arena.insert(-1) < 4);
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 |     assert!(arena.insert(-1) < 4);
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::len`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:55:22
[INFO] [stdout]    |
[INFO] [stdout] 55 |     assert_eq!(arena.len(), 4);
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::remove`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:57:22
[INFO] [stdout]    |
[INFO] [stdout] 57 |     assert_eq!(arena.remove(0), Some(0));
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:58:19
[INFO] [stdout]    |
[INFO] [stdout] 58 |     assert!(arena.insert(-1) < 4);
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::len`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:59:22
[INFO] [stdout]    |
[INFO] [stdout] 59 |     assert_eq!(arena.len(), 4);
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:61:22
[INFO] [stdout]    |
[INFO] [stdout] 61 |     assert_eq!(arena.insert(400), 4);
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::len`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:62:22
[INFO] [stdout]    |
[INFO] [stdout] 62 |     assert_eq!(arena.len(), 5);
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `vec_arena::Arena::<T>::new`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:67:28
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let mut arena = Arena::new();
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:69:15
[INFO] [stdout]    |
[INFO] [stdout] 69 |         arena.insert(i.to_string());
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::remove`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:72:22
[INFO] [stdout]    |
[INFO] [stdout] 72 |     assert_eq!(arena.remove(7), Some("7".to_string()));
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::remove`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:73:22
[INFO] [stdout]    |
[INFO] [stdout] 73 |     assert_eq!(arena.remove(5), Some("5".to_string()));
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::remove`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:75:22
[INFO] [stdout]    |
[INFO] [stdout] 75 |     assert_eq!(arena.remove(!0), None);
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::remove`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:76:22
[INFO] [stdout]    |
[INFO] [stdout] 76 |     assert_eq!(arena.remove(10), None);
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::remove`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:77:22
[INFO] [stdout]    |
[INFO] [stdout] 77 |     assert_eq!(arena.remove(11), None);
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::remove`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:79:22
[INFO] [stdout]    |
[INFO] [stdout] 79 |     assert_eq!(arena.remove(5), None);
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::remove`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:80:22
[INFO] [stdout]    |
[INFO] [stdout] 80 |     assert_eq!(arena.remove(7), None);
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `vec_arena::Arena::<T>::new`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:85:28
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let mut arena = Arena::new();
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:86:11
[INFO] [stdout]    |
[INFO] [stdout] 86 |     arena.insert(10);
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:87:11
[INFO] [stdout]    |
[INFO] [stdout] 87 |     arena.insert(20);
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::is_empty`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:89:20
[INFO] [stdout]    |
[INFO] [stdout] 89 |     assert!(!arena.is_empty());
[INFO] [stdout]    |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::len`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:90:22
[INFO] [stdout]    |
[INFO] [stdout] 90 |     assert_eq!(arena.len(), 2);
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::capacity`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:92:21
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let cap = arena.capacity();
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::clear`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:93:11
[INFO] [stdout]    |
[INFO] [stdout] 93 |     arena.clear();
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::is_empty`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:95:19
[INFO] [stdout]    |
[INFO] [stdout] 95 |     assert!(arena.is_empty());
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::len`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:96:22
[INFO] [stdout]    |
[INFO] [stdout] 96 |     assert_eq!(arena.len(), 0);
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::capacity`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]   --> tests/arena.rs:97:22
[INFO] [stdout]    |
[INFO] [stdout] 97 |     assert_eq!(arena.capacity(), cap);
[INFO] [stdout]    |                      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `vec_arena::Arena::<T>::new`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:102:28
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let mut arena = Arena::new();
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:104:19
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let a = arena.insert(10);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:105:19
[INFO] [stdout]     |
[INFO] [stdout] 105 |     let b = arena.insert(20);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:106:19
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let c = arena.insert(30);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `vec_arena::Arena::<T>::new`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:117:28
[INFO] [stdout]     |
[INFO] [stdout] 117 |     let mut arena = Arena::new();
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:119:19
[INFO] [stdout]     |
[INFO] [stdout] 119 |     let _ = arena.insert(10);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:120:19
[INFO] [stdout]     |
[INFO] [stdout] 120 |     let b = arena.insert(20);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:121:19
[INFO] [stdout]     |
[INFO] [stdout] 121 |     let _ = arena.insert(30);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::remove`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:123:11
[INFO] [stdout]     |
[INFO] [stdout] 123 |     arena.remove(b);
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `vec_arena::Arena::<T>::new`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:130:28
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let mut arena = Arena::new();
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:132:11
[INFO] [stdout]     |
[INFO] [stdout] 132 |     arena.insert(10);
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:133:11
[INFO] [stdout]     |
[INFO] [stdout] 133 |     arena.insert(20);
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:134:11
[INFO] [stdout]     |
[INFO] [stdout] 134 |     arena.insert(30);
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `vec_arena::Arena::<T>::new`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:141:28
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let mut arena = Arena::new();
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:143:19
[INFO] [stdout]     |
[INFO] [stdout] 143 |     let a = arena.insert(10);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:144:19
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let b = arena.insert(20);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:145:19
[INFO] [stdout]     |
[INFO] [stdout] 145 |     let c = arena.insert(30);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::get_mut`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:147:12
[INFO] [stdout]     |
[INFO] [stdout] 147 |     *arena.get_mut(b).unwrap() += *arena.get(c).unwrap();
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::get`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:147:42
[INFO] [stdout]     |
[INFO] [stdout] 147 |     *arena.get_mut(b).unwrap() += *arena.get(c).unwrap();
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::get`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:148:22
[INFO] [stdout]     |
[INFO] [stdout] 148 |     assert_eq!(arena.get(a), Some(&10));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::get`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:149:22
[INFO] [stdout]     |
[INFO] [stdout] 149 |     assert_eq!(arena.get(b), Some(&50));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::get`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:150:22
[INFO] [stdout]     |
[INFO] [stdout] 150 |     assert_eq!(arena.get(c), Some(&30));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::remove`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:152:11
[INFO] [stdout]     |
[INFO] [stdout] 152 |     arena.remove(b);
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::get`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:153:22
[INFO] [stdout]     |
[INFO] [stdout] 153 |     assert_eq!(arena.get(b), None);
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::get_mut`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:154:22
[INFO] [stdout]     |
[INFO] [stdout] 154 |     assert_eq!(arena.get_mut(b), None);
[INFO] [stdout]     |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `vec_arena::Arena::<T>::new`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:159:28
[INFO] [stdout]     |
[INFO] [stdout] 159 |     let mut arena = Arena::new();
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:160:11
[INFO] [stdout]     |
[INFO] [stdout] 160 |     arena.insert(1);
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:161:11
[INFO] [stdout]     |
[INFO] [stdout] 161 |     arena.insert(2);
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::reserve`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:163:11
[INFO] [stdout]     |
[INFO] [stdout] 163 |     arena.reserve(10);
[INFO] [stdout]     |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::capacity`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:164:19
[INFO] [stdout]     |
[INFO] [stdout] 164 |     assert!(arena.capacity() >= 11);
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `vec_arena::Arena::<T>::new`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:169:28
[INFO] [stdout]     |
[INFO] [stdout] 169 |     let mut arena = Arena::new();
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:170:11
[INFO] [stdout]     |
[INFO] [stdout] 170 |     arena.insert(1);
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:171:11
[INFO] [stdout]     |
[INFO] [stdout] 171 |     arena.insert(2);
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::reserve`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:172:11
[INFO] [stdout]     |
[INFO] [stdout] 172 |     arena.reserve(10);
[INFO] [stdout]     |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::capacity`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:173:19
[INFO] [stdout]     |
[INFO] [stdout] 173 |     assert!(arena.capacity() >= 11);
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `vec_arena::Arena::<T>::new`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:178:28
[INFO] [stdout]     |
[INFO] [stdout] 178 |     let mut arena = Arena::new();
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:179:19
[INFO] [stdout]     |
[INFO] [stdout] 179 |     let a = arena.insert(10);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:180:19
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let b = arena.insert(20);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:181:19
[INFO] [stdout]     |
[INFO] [stdout] 181 |     let c = arena.insert(30);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:182:19
[INFO] [stdout]     |
[INFO] [stdout] 182 |     let d = arena.insert(40);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::remove`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:184:11
[INFO] [stdout]     |
[INFO] [stdout] 184 |     arena.remove(b);
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::iter`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:186:24
[INFO] [stdout]     |
[INFO] [stdout] 186 |     let mut it = arena.iter();
[INFO] [stdout]     |                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `vec_arena::Arena::<T>::new`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:195:28
[INFO] [stdout]     |
[INFO] [stdout] 195 |     let mut arena = Arena::new();
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:196:19
[INFO] [stdout]     |
[INFO] [stdout] 196 |     let a = arena.insert(10);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:197:19
[INFO] [stdout]     |
[INFO] [stdout] 197 |     let b = arena.insert(20);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:198:19
[INFO] [stdout]     |
[INFO] [stdout] 198 |     let c = arena.insert(30);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::insert`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:199:19
[INFO] [stdout]     |
[INFO] [stdout] 199 |     let d = arena.insert(40);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::remove`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:201:11
[INFO] [stdout]     |
[INFO] [stdout] 201 |     arena.remove(b);
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::iter_mut`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:204:28
[INFO] [stdout]     |
[INFO] [stdout] 204 |         let mut it = arena.iter_mut();
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::iter_mut`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:215:24
[INFO] [stdout]     |
[INFO] [stdout] 215 |     let mut it = arena.iter_mut();
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `vec_arena::Arena::<T>::iter`: This crate is now deprecated in favor of [slab](https://crates.io/crates/slab).
[INFO] [stdout]    --> tests/arena.rs:226:24
[INFO] [stdout]     |
[INFO] [stdout] 226 |     let mut it = arena.iter();
[INFO] [stdout]     |                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 119 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "a38d684ae1f64d89d14f80b3582fb5368fda4926f38617e2a453a2306616d876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a38d684ae1f64d89d14f80b3582fb5368fda4926f38617e2a453a2306616d876", kill_on_drop: false }`
[INFO] [stdout] a38d684ae1f64d89d14f80b3582fb5368fda4926f38617e2a453a2306616d876