[INFO] cloning repository https://github.com/Abso1ut3Zer0/nexus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Abso1ut3Zer0/nexus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbso1ut3Zer0%2Fnexus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbso1ut3Zer0%2Fnexus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b111a720f5db84e1ca50785843281273767f66f4
[INFO] checking Abso1ut3Zer0/nexus against try#d336647335db03a0fc5b24fc5325cd3905c5b8e8 for pr-151146
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbso1ut3Zer0%2Fnexus" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Abso1ut3Zer0/nexus
[INFO] finished tweaking git repo https://github.com/Abso1ut3Zer0/nexus
[INFO] tweaked toml for git repo https://github.com/Abso1ut3Zer0/nexus written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Abso1ut3Zer0/nexus on toolchain d336647335db03a0fc5b24fc5325cd3905c5b8e8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 103 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.8.1)
[INFO] [stderr]       Adding getrandom v0.2.17 (available: v0.3.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfce70856de5c7c3b5e66ec6097705800e92d01274da3d9d7c4e0617cfc97b93
[INFO] running `Command { std: "docker" "start" "-a" "dfce70856de5c7c3b5e66ec6097705800e92d01274da3d9d7c4e0617cfc97b93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfce70856de5c7c3b5e66ec6097705800e92d01274da3d9d7c4e0617cfc97b93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfce70856de5c7c3b5e66ec6097705800e92d01274da3d9d7c4e0617cfc97b93", kill_on_drop: false }`
[INFO] [stdout] dfce70856de5c7c3b5e66ec6097705800e92d01274da3d9d7c4e0617cfc97b93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 870d02bd67eec91ba009a2125684f9f1793d4e7f675cf81241504da7b2b2e692
[INFO] running `Command { std: "docker" "start" "-a" "870d02bd67eec91ba009a2125684f9f1793d4e7f675cf81241504da7b2b2e692", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling zmij v1.0.16
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]     Checking simd-adler32 v0.3.8
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking clap_lex v0.7.7
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking clap_builder v4.5.54
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking rtrb v0.3.2
[INFO] [stderr]     Checking nexus-ascii v1.3.0 (/opt/rustwide/workdir/nexus-ascii)
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking nexus-queue v0.3.1 (/opt/rustwide/workdir/nexus-queue)
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking slab v0.4.11
[INFO] [stderr]     Checking nexus-queue v0.3.1
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking nexus-slab v0.7.0 (/opt/rustwide/workdir/nexus-slab)
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking nexus-channel v0.3.1 (/opt/rustwide/workdir/nexus-channel)
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]     Checking nexus-ascii v1.3.0
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking rustc-hash v2.1.1
[INFO] [stderr]     Checking flate2 v1.1.8
[INFO] [stderr]     Checking nexus-slot v0.1.2 (/opt/rustwide/workdir/nexus-slot)
[INFO] [stderr]     Checking nexus-pool v0.1.0 (/opt/rustwide/workdir/nexus-pool)
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking is-terminal v0.4.17
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking nexus-id v0.1.0 (/opt/rustwide/workdir/nexus-id)
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking seqlock v0.2.0
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking nexus-collections v0.5.0 (/opt/rustwide/workdir/nexus-collections)
[INFO] [stderr]     Checking clap v4.5.54
[INFO] [stderr]     Checking hdrhistogram v7.5.4
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking nexus-bits-derive v0.3.0 (/opt/rustwide/workdir/nexus-bits-derive)
[INFO] [stderr]    Compiling zerocopy-derive v0.8.33
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling nexus-bits-derive v0.3.0
[INFO] [stderr]     Checking nexus-bits v0.3.0 (/opt/rustwide/workdir/nexus-bits)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr] error: could not compile `nexus-channel` (bench "perf_channel") due to 1 previous error
[INFO] [stdout] error[E0277]: `Message` doesn't implement `Debug`
[INFO] [stdout]    --> nexus-channel/benches/perf_channel.rs:37:38
[INFO] [stdout]     |
[INFO] [stdout]  37 |             tx.send(Message::new(i)).unwrap();
[INFO] [stdout]     |                                      ^^^^^^ the trait `Debug` is not implemented for `Message`
[INFO] [stdout]     |
[INFO] [stdout]     = note: add `#[derive(Debug)]` to `Message` or manually `impl Debug for Message`
[INFO] [stdout] help: the trait `Debug` is implemented for `nexus_channel::SendError<T>`
[INFO] [stdout]    --> nexus-channel/src/lib.rs:726:10
[INFO] [stdout]     |
[INFO] [stdout] 726 | #[derive(Debug, Clone, Copy, PartialEq, Eq)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: required for `nexus_channel::SendError<Message>` to implement `Debug`
[INFO] [stdout] note: required by a bound in `Result::<T, E>::unwrap`
[INFO] [stdout]    --> /rustc/d336647335db03a0fc5b24fc5325cd3905c5b8e8/library/core/src/result.rs:1227:4
[INFO] [stdout] help: consider annotating `Message` with `#[derive(Debug)]`
[INFO] [stdout]     |
[INFO] [stdout]  18 + #[derive(Debug)]
[INFO] [stdout]  19 | struct Message {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `DynamicSlab` in `nexus_slab`
[INFO] [stdout]   --> nexus-slab/benches/slab_comparison.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let slab = nexus_slab::DynamicSlab::<T>::with_capacity(capacity).unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^^^ could not find `DynamicSlab` in `nexus_slab`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `DynamicSlab` in crate `nexus_slab`
[INFO] [stdout]   --> nexus-slab/benches/slab_comparison.rs:15:71
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn create_nexus_slab<T>(capacity: usize, _mlock: bool) -> nexus_slab::DynamicSlab<T> {
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^ not found in `nexus_slab`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `slot` in `spsc`
[INFO] [stdout]   --> nexus-queue/benches/profile_spsc.rs:43:55
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let (mut prod_a, mut cons_a) = nexus_queue::spsc::slot::ring_buffer::<u64>(CAPACITY);
[INFO] [stdout]    |                                                       ^^^^ could not find `slot` in `spsc`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> nexus-queue/src/spsc/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[cfg(feature = "spsc-slot")]
[INFO] [stdout]    |       --------------------- the item is gated behind the `spsc-slot` feature
[INFO] [stdout] 23 | mod slot;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `slot` in `spsc`
[INFO] [stdout]   --> nexus-queue/benches/profile_spsc.rs:44:55
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let (mut prod_b, mut cons_b) = nexus_queue::spsc::slot::ring_buffer::<u64>(CAPACITY);
[INFO] [stdout]    |                                                       ^^^^ could not find `slot` in `spsc`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> nexus-queue/src/spsc/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[cfg(feature = "spsc-slot")]
[INFO] [stdout]    |       --------------------- the item is gated behind the `spsc-slot` feature
[INFO] [stdout] 23 | mod slot;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> nexus-queue/benches/profile_spsc.rs:51:19
[INFO] [stdout]    |
[INFO] [stdout] 51 |             while cons_a.pop().is_none() {
[INFO] [stdout]    |                   ^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> nexus-queue/benches/profile_spsc.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 |             while prod_b.push(0).is_err() {
[INFO] [stdout]    |                   ^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> nexus-queue/benches/profile_spsc.rs:62:15
[INFO] [stdout]    |
[INFO] [stdout] 62 |         while prod_a.push(0).is_err() {
[INFO] [stdout]    |               ^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> nexus-queue/benches/profile_spsc.rs:65:15
[INFO] [stdout]    |
[INFO] [stdout] 65 |         while cons_b.pop().is_none() {
[INFO] [stdout]    |               ^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `(_, _)`
[INFO] [stdout]    --> nexus-slab/benches/slab_comparison.rs:290:14
[INFO] [stdout]     |
[INFO] [stdout] 290 |             |(mut slab, mut keys)| {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 295 |                             let key = slab.insert(i as u64);
[INFO] [stdout]     |                                       ---- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type, where the placeholders `_` are specified
[INFO] [stdout]     |
[INFO] [stdout] 290 |             |(mut slab, mut keys): (_, _)| {
[INFO] [stdout]     |                                  ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `({type error}, _)`
[INFO] [stdout]    --> nexus-slab/benches/slab_comparison.rs:290:14
[INFO] [stdout]     |
[INFO] [stdout] 290 |             |(mut slab, mut keys)| {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 296 |                             keys.push(key);
[INFO] [stdout]     |                             ---- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type, where the placeholders `_` are specified
[INFO] [stdout]     |
[INFO] [stdout] 290 |             |(mut slab, mut keys): (_, _)| {
[INFO] [stdout]     |                                  ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `(_, _)`
[INFO] [stdout]    --> nexus-slab/benches/slab_comparison.rs:324:14
[INFO] [stdout]     |
[INFO] [stdout] 324 |             |(mut slab, mut keys)| {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 329 |                             let key = slab.insert(i as u64);
[INFO] [stdout]     |                                       ---- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type, where the placeholders `_` are specified
[INFO] [stdout]     |
[INFO] [stdout] 324 |             |(mut slab, mut keys): (_, _)| {
[INFO] [stdout]     |                                  ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `({type error}, _)`
[INFO] [stdout]    --> nexus-slab/benches/slab_comparison.rs:324:14
[INFO] [stdout]     |
[INFO] [stdout] 324 |             |(mut slab, mut keys)| {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 330 |                             keys.push(key);
[INFO] [stdout]     |                             ---- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type, where the placeholders `_` are specified
[INFO] [stdout]     |
[INFO] [stdout] 324 |             |(mut slab, mut keys): (_, _)| {
[INFO] [stdout]     |                                  ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> nexus-slab/benches/slab_comparison.rs:399:14
[INFO] [stdout]     |
[INFO] [stdout] 399 |             |mut slab| {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] 400 |                 for i in 0..COUNT as u64 {
[INFO] [stdout] 401 |                     let entry = slab.vacant_entry();
[INFO] [stdout]     |                                 ---- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]     |
[INFO] [stdout] 399 |             |mut slab: /* Type */| {
[INFO] [stdout]     |                      ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> nexus-slab/benches/slab_comparison.rs:411:14
[INFO] [stdout]     |
[INFO] [stdout] 411 |             |mut slab| {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] 412 |                 for i in 0..COUNT as u64 {
[INFO] [stdout] 413 |                     let _key = slab.insert(i);
[INFO] [stdout]     |                                ---- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]     |
[INFO] [stdout] 411 |             |mut slab: /* Type */| {
[INFO] [stdout]     |                      ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> nexus-slab/benches/slab_comparison.rs:441:14
[INFO] [stdout]     |
[INFO] [stdout] 441 |             |mut slab| {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 446 |                     black_box(slab.insert(val));
[INFO] [stdout]     |                               ---- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]     |
[INFO] [stdout] 441 |             |mut slab: /* Type */| {
[INFO] [stdout]     |                      ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> nexus-slab/benches/slab_comparison.rs:455:14
[INFO] [stdout]     |
[INFO] [stdout] 455 |             |mut slab| {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 460 |                     black_box(slab.insert(val));
[INFO] [stdout]     |                               ---- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]     |
[INFO] [stdout] 455 |             |mut slab: /* Type */| {
[INFO] [stdout]     |                      ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0425, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nexus-queue` (bench "profile_spsc") due to 6 previous errors
[INFO] [stderr] error: could not compile `nexus-slab` (bench "slab_comparison") due to 10 previous errors
[INFO] running `Command { std: "docker" "inspect" "870d02bd67eec91ba009a2125684f9f1793d4e7f675cf81241504da7b2b2e692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "870d02bd67eec91ba009a2125684f9f1793d4e7f675cf81241504da7b2b2e692", kill_on_drop: false }`
[INFO] [stdout] 870d02bd67eec91ba009a2125684f9f1793d4e7f675cf81241504da7b2b2e692
