[INFO] cloning repository https://github.com/molyee/common
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/molyee/common" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmolyee%2Fcommon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmolyee%2Fcommon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca3b0665c975848ddc1424f57de181afae1ef201
[INFO] testing molyee/common against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmolyee%2Fcommon" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/molyee/common on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/molyee/common
[INFO] finished tweaking git repo https://github.com/molyee/common
[INFO] tweaked toml for git repo https://github.com/molyee/common written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /workspace/builds/worker-7-tc1/source/dawg/Cargo.toml: unused manifest key: dev
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_hc v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d53d8cdbd53a155ba3ab6e660b65b7da842863b00c9d4848c5be245a823da23c
[INFO] running `Command { std: "docker" "start" "-a" "d53d8cdbd53a155ba3ab6e660b65b7da842863b00c9d4848c5be245a823da23c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d53d8cdbd53a155ba3ab6e660b65b7da842863b00c9d4848c5be245a823da23c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d53d8cdbd53a155ba3ab6e660b65b7da842863b00c9d4848c5be245a823da23c", kill_on_drop: false }`
[INFO] [stdout] d53d8cdbd53a155ba3ab6e660b65b7da842863b00c9d4848c5be245a823da23c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37a93b3133a145dbcbf2e5ed5b1fc6ff9fae4efe42512d3bb5bc155126e89b6c
[INFO] running `Command { std: "docker" "start" "-a" "37a93b3133a145dbcbf2e5ed5b1fc6ff9fae4efe42512d3bb5bc155126e89b6c", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /opt/rustwide/workdir/dawg/Cargo.toml: unused manifest key: dev
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling shared v0.1.0 (/opt/rustwide/workdir/shared)
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode-bidi v0.3.14
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> shared/src/ptr.rs:49:32
[INFO] [stdout]    |
[INFO] [stdout] 49 |         while stored == self.0.compare_and_swap(cur, p, Ordering::Release) {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stdout] warning: method `put` is never used
[INFO] [stdout]   --> shared/src/ptr.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl<T> Ptr<T> {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn put(&self, p: &mut T) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling builder v0.1.0 (/opt/rustwide/workdir/builder)
[INFO] [stderr]    Compiling verify v0.1.0 (/opt/rustwide/workdir/verify)
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling dawg v0.1.0 (/opt/rustwide/workdir/dawg)
[INFO] [stderr]    Compiling email v0.1.0 (/opt/rustwide/workdir/email)
[INFO] [stdout] warning: unused import: `core::mem`
[INFO] [stdout]  --> dawg/src/pool.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::mem;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mem::size_of`
[INFO] [stdout]  --> dawg/src/bitpool.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mem::size_of;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pool v0.1.0 (/opt/rustwide/workdir/pool)
[INFO] [stderr]    Compiling timer v0.1.0 (/opt/rustwide/workdir/timer)
[INFO] [stdout] warning: unused variable: `obj`
[INFO] [stdout]   --> email/src/lib.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn verify(&self, obj: &Self::Obj) -> Result<(), Self::Err> {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_obj`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> dawg/src/pool.rs:24:28
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn swap(&mut self, other: &mut Self) {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:37:33
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> dawg/src/custom.rs:37:42
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:43:33
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn remove<I>(&mut self, keys: I) -> Option<V>
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:49:27
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn find<I>(&self, keys: I) -> Option<V>
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:55:35
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn traverse<I>(&mut self, keys: I) -> Traverse<K, V, I>
[INFO] [stdout]    |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> dawg/src/custom.rs:65:24
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> dawg/src/custom.rs:65:36
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Node<V>` is more private than the item `Dawg::<K, V>::root`
[INFO] [stdout]   --> dawg/src/custom.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn root(&self) -> &Node<V> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `Dawg::<K, V>::root` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Node<V>` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> dawg/src/custom.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | struct Node<V> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `BLOCK_SIZE`, `size`, `swap`, `clear`, and `allocate` are never used
[INFO] [stdout]   --> dawg/src/pool.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T> Pool<T> {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 18 |     pub const BLOCK_SIZE: usize = 1 << 9;
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 19 |
[INFO] [stdout] 20 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn swap(&mut self, other: &mut Self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn allocate(&mut self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Int` is never used
[INFO] [stdout]  --> dawg/src/bitpool.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type Int = usize;
[INFO] [stdout]   |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BitPool` is never constructed
[INFO] [stdout]  --> dawg/src/bitpool.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct BitPool {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `BLOCK_SIZE` and `get` are never used
[INFO] [stdout]   --> dawg/src/bitpool.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl BitPool {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 14 |     pub const BLOCK_SIZE: usize = 1 << 9;
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 15 |
[INFO] [stdout] 16 |     pub fn get(&self, index: usize) -> bool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dawg` is never constructed
[INFO] [stdout]  --> dawg/src/custom.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Dawg<K, V> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> dawg/src/custom.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Node<V> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `empty` are never used
[INFO] [stdout]   --> dawg/src/custom.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<V> Node<V> {
[INFO] [stdout]    | --------------- associated functions in this implementation
[INFO] [stdout] 11 |     pub fn new(value: Option<V>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn empty() -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Edge` is never constructed
[INFO] [stdout]   --> dawg/src/custom.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Edge<K> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> dawg/src/custom.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<K, V> Dawg<K, V> {
[INFO] [stdout]    | --------------------- associated items in this implementation
[INFO] [stdout] 27 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn root(&self) -> &Node<V> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn remove<I>(&mut self, keys: I) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn find<I>(&self, keys: I) -> Option<V>
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn traverse<I>(&mut self, keys: I) -> Traverse<K, V, I>
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn node(&self, idx: usize) -> &Node<V> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Traverse` is never constructed
[INFO] [stdout]   --> dawg/src/custom.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct Traverse<'d, K, V, I> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling combinatorics v0.1.0 (/opt/rustwide/workdir/combinatorics)
[INFO] [stderr]    Compiling merge v0.1.0 (/opt/rustwide/workdir/merge)
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling time v0.1.0 (/opt/rustwide/workdir/time)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> pool/src/lib.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         &self.pool.release(entry);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let _ = &self.pool.release(entry);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand_pcg v0.3.1
[INFO] [stderr]    Compiling rand v0.1.0 (/opt/rustwide/workdir/rand)
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling url v0.1.0 (/opt/rustwide/workdir/url)
[INFO] [stderr]    Compiling merge_derive v0.1.0 (/opt/rustwide/workdir/merge_derive)
[INFO] [stderr]    Compiling convert_derive v0.1.0 (/opt/rustwide/workdir/convert/derive)
[INFO] [stderr]    Compiling aio v0.1.0 (/opt/rustwide/workdir/aio)
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling convert v0.1.0 (/opt/rustwide/workdir/convert)
[INFO] [stderr]    Compiling uuid v0.1.0 (/opt/rustwide/workdir/uuid)
[INFO] [stderr]    Compiling collections v0.1.0 (/opt/rustwide/workdir/collections)
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:30:31
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn find<'k>(&'m self, k: &'k K) -> Find<'m, 'k, K, V> {
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:41:30
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn insert(&mut self, k: K, v: V) -> usize {
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> collections/src/multimap.rs:41:36
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn insert(&mut self, k: K, v: V) -> usize {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:49:34
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn remove_all(&mut self, k: &K) -> usize {
[INFO] [stdout]    |                                  ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:53:27
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn first_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |                           ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:57:26
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn last_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:61:21
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn range(&self, k: &K) -> Option<Range<usize>> {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/sync/trie.rs:76:36
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn get_or_add_child(&mut self, k: K) -> &mut NodeRef<K, V> {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `value_mut` and `into_value` are never used
[INFO] [stdout]   --> collections/src/record.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<K, V> Rec<K, V> {
[INFO] [stdout]    | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn value_mut(&mut self) -> &mut V {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn into_value(self) -> V {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `last_index` is never used
[INFO] [stdout]   --> collections/src/multimap.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl<'m, K: Ord, V> MultiMap<K, V> {
[INFO] [stdout]    | ---------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn last_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `take` is never used
[INFO] [stdout]    --> collections/src/list.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 94  | impl<T> Node<T> {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn take(self) -> (T, List<T>) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `root` and `len` are never read
[INFO] [stdout]   --> collections/src/sync/trie.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Trie<K, V> {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 9  |     root: NodeRef<K, V>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 10 |     len: usize
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `insert` is never used
[INFO] [stdout]   --> collections/src/sync/trie.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl<K: Key, V> NodeRef<K, V> {
[INFO] [stdout]    | ----------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn insert<I>(&mut self, mut keys: I, v: V) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `value` and `children` are never read
[INFO] [stdout]   --> collections/src/sync/trie.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | struct Node<K, V> {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 49 |     value: Ptr<V>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 50 |     children: Map<K, NodeRef<K, V>>
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_value`, `child`, `child_mut`, and `get_or_add_child` are never used
[INFO] [stdout]   --> collections/src/sync/trie.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl<K: Key, V> Node<K, V> {
[INFO] [stdout]    | -------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     fn set_value(&mut self, mut v: V) -> Option<V> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     fn child(&self, k: &K) -> Option<&NodeRef<K, V>> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     fn child_mut(&mut self, k: &K) -> Option<&mut NodeRef<K, V>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     fn get_or_add_child(&mut self, k: K) -> &mut NodeRef<K, V> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.16s
[INFO] running `Command { std: "docker" "inspect" "37a93b3133a145dbcbf2e5ed5b1fc6ff9fae4efe42512d3bb5bc155126e89b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37a93b3133a145dbcbf2e5ed5b1fc6ff9fae4efe42512d3bb5bc155126e89b6c", kill_on_drop: false }`
[INFO] [stdout] 37a93b3133a145dbcbf2e5ed5b1fc6ff9fae4efe42512d3bb5bc155126e89b6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 801294f85c6e53f218fa2ac7438ad2990a581317e1767c2ac4f1f523aa573228
[INFO] running `Command { std: "docker" "start" "-a" "801294f85c6e53f218fa2ac7438ad2990a581317e1767c2ac4f1f523aa573228", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /opt/rustwide/workdir/dawg/Cargo.toml: unused manifest key: dev
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> shared/src/ptr.rs:49:32
[INFO] [stdout]    |
[INFO] [stdout] 49 |         while stored == self.0.compare_and_swap(cur, p, Ordering::Release) {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `put` is never used
[INFO] [stdout]   --> shared/src/ptr.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl<T> Ptr<T> {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn put(&self, p: &mut T) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> pool/src/lib.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         &self.pool.release(entry);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let _ = &self.pool.release(entry);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `obj`
[INFO] [stdout]   --> email/src/lib.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn verify(&self, obj: &Self::Obj) -> Result<(), Self::Err> {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_obj`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::mem`
[INFO] [stdout]  --> dawg/src/pool.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::mem;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mem::size_of`
[INFO] [stdout]  --> dawg/src/bitpool.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mem::size_of;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> dawg/src/pool.rs:24:28
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn swap(&mut self, other: &mut Self) {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:37:33
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> dawg/src/custom.rs:37:42
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:43:33
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn remove<I>(&mut self, keys: I) -> Option<V>
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:49:27
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn find<I>(&self, keys: I) -> Option<V>
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:55:35
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn traverse<I>(&mut self, keys: I) -> Traverse<K, V, I>
[INFO] [stdout]    |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> dawg/src/custom.rs:65:24
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> dawg/src/custom.rs:65:36
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Node<V>` is more private than the item `Dawg::<K, V>::root`
[INFO] [stdout]   --> dawg/src/custom.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn root(&self) -> &Node<V> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `Dawg::<K, V>::root` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Node<V>` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> dawg/src/custom.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | struct Node<V> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `BLOCK_SIZE`, `size`, `swap`, `clear`, and `allocate` are never used
[INFO] [stdout]   --> dawg/src/pool.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T> Pool<T> {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 18 |     pub const BLOCK_SIZE: usize = 1 << 9;
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 19 |
[INFO] [stdout] 20 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn swap(&mut self, other: &mut Self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn allocate(&mut self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Int` is never used
[INFO] [stdout]  --> dawg/src/bitpool.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type Int = usize;
[INFO] [stdout]   |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BitPool` is never constructed
[INFO] [stdout]  --> dawg/src/bitpool.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct BitPool {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `BLOCK_SIZE` and `get` are never used
[INFO] [stdout]   --> dawg/src/bitpool.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl BitPool {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 14 |     pub const BLOCK_SIZE: usize = 1 << 9;
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 15 |
[INFO] [stdout] 16 |     pub fn get(&self, index: usize) -> bool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dawg` is never constructed
[INFO] [stdout]  --> dawg/src/custom.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Dawg<K, V> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> dawg/src/custom.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Node<V> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `empty` are never used
[INFO] [stdout]   --> dawg/src/custom.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<V> Node<V> {
[INFO] [stdout]    | --------------- associated functions in this implementation
[INFO] [stdout] 11 |     pub fn new(value: Option<V>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn empty() -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Edge` is never constructed
[INFO] [stdout]   --> dawg/src/custom.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Edge<K> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> dawg/src/custom.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<K, V> Dawg<K, V> {
[INFO] [stdout]    | --------------------- associated items in this implementation
[INFO] [stdout] 27 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn root(&self) -> &Node<V> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn remove<I>(&mut self, keys: I) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn find<I>(&self, keys: I) -> Option<V>
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn traverse<I>(&mut self, keys: I) -> Traverse<K, V, I>
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn node(&self, idx: usize) -> &Node<V> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Traverse` is never constructed
[INFO] [stdout]   --> dawg/src/custom.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct Traverse<'d, K, V, I> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling email v0.1.0 (/opt/rustwide/workdir/email)
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.1.0 (/opt/rustwide/workdir/rand)
[INFO] [stderr]    Compiling pool v0.1.0 (/opt/rustwide/workdir/pool)
[INFO] [stderr]    Compiling dawg v0.1.0 (/opt/rustwide/workdir/dawg)
[INFO] [stderr]    Compiling convert_derive v0.1.0 (/opt/rustwide/workdir/convert/derive)
[INFO] [stderr]    Compiling url v0.1.0 (/opt/rustwide/workdir/url)
[INFO] [stderr]    Compiling timer v0.1.0 (/opt/rustwide/workdir/timer)
[INFO] [stderr]    Compiling builder v0.1.0 (/opt/rustwide/workdir/builder)
[INFO] [stderr]    Compiling time v0.1.0 (/opt/rustwide/workdir/time)
[INFO] [stderr]    Compiling merge_derive v0.1.0 (/opt/rustwide/workdir/merge_derive)
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:30:31
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn find<'k>(&'m self, k: &'k K) -> Find<'m, 'k, K, V> {
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:41:30
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn insert(&mut self, k: K, v: V) -> usize {
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> collections/src/multimap.rs:41:36
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn insert(&mut self, k: K, v: V) -> usize {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:49:34
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn remove_all(&mut self, k: &K) -> usize {
[INFO] [stdout]    |                                  ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:53:27
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn first_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |                           ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:57:26
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn last_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:61:21
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn range(&self, k: &K) -> Option<Range<usize>> {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/sync/trie.rs:76:36
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn get_or_add_child(&mut self, k: K) -> &mut NodeRef<K, V> {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `value_mut` and `into_value` are never used
[INFO] [stdout]   --> collections/src/record.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<K, V> Rec<K, V> {
[INFO] [stdout]    | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn value_mut(&mut self) -> &mut V {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn into_value(self) -> V {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `last_index` is never used
[INFO] [stdout]   --> collections/src/multimap.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl<'m, K: Ord, V> MultiMap<K, V> {
[INFO] [stdout]    | ---------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn last_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `take` is never used
[INFO] [stdout]    --> collections/src/list.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 94  | impl<T> Node<T> {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn take(self) -> (T, List<T>) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `root` and `len` are never read
[INFO] [stdout]   --> collections/src/sync/trie.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Trie<K, V> {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 9  |     root: NodeRef<K, V>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 10 |     len: usize
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `insert` is never used
[INFO] [stdout]   --> collections/src/sync/trie.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl<K: Key, V> NodeRef<K, V> {
[INFO] [stdout]    | ----------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn insert<I>(&mut self, mut keys: I, v: V) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `value` and `children` are never read
[INFO] [stdout]   --> collections/src/sync/trie.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | struct Node<K, V> {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 49 |     value: Ptr<V>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 50 |     children: Map<K, NodeRef<K, V>>
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_value`, `child`, `child_mut`, and `get_or_add_child` are never used
[INFO] [stdout]   --> collections/src/sync/trie.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl<K: Key, V> Node<K, V> {
[INFO] [stdout]    | -------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     fn set_value(&mut self, mut v: V) -> Option<V> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     fn child(&self, k: &K) -> Option<&NodeRef<K, V>> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     fn child_mut(&mut self, k: &K) -> Option<&mut NodeRef<K, V>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     fn get_or_add_child(&mut self, k: K) -> &mut NodeRef<K, V> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aio v0.1.0 (/opt/rustwide/workdir/aio)
[INFO] [stderr]    Compiling collections v0.1.0 (/opt/rustwide/workdir/collections)
[INFO] [stderr]    Compiling merge v0.1.0 (/opt/rustwide/workdir/merge)
[INFO] [stdout] warning: unused import: `core::mem`
[INFO] [stdout]  --> dawg/src/pool.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::mem;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mem::size_of`
[INFO] [stdout]  --> dawg/src/bitpool.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mem::size_of;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> dawg/src/custom.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `obj`
[INFO] [stdout]   --> email/src/lib.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn verify(&self, obj: &Self::Obj) -> Result<(), Self::Err> {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_obj`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> pool/src/lib.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         &self.pool.release(entry);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let _ = &self.pool.release(entry);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> dawg/src/pool.rs:24:28
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn swap(&mut self, other: &mut Self) {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:37:33
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> dawg/src/custom.rs:37:42
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:43:33
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn remove<I>(&mut self, keys: I) -> Option<V>
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:49:27
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn find<I>(&self, keys: I) -> Option<V>
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:55:35
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn traverse<I>(&mut self, keys: I) -> Traverse<K, V, I>
[INFO] [stdout]    |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> dawg/src/custom.rs:65:24
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> dawg/src/custom.rs:65:36
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Node<V>` is more private than the item `Dawg::<K, V>::root`
[INFO] [stdout]   --> dawg/src/custom.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn root(&self) -> &Node<V> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `Dawg::<K, V>::root` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Node<V>` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> dawg/src/custom.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | struct Node<V> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `BLOCK_SIZE`, `size`, `swap`, `clear`, and `allocate` are never used
[INFO] [stdout]   --> dawg/src/pool.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T> Pool<T> {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 18 |     pub const BLOCK_SIZE: usize = 1 << 9;
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 19 |
[INFO] [stdout] 20 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn swap(&mut self, other: &mut Self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn allocate(&mut self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Int` is never used
[INFO] [stdout]  --> dawg/src/bitpool.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type Int = usize;
[INFO] [stdout]   |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BitPool` is never constructed
[INFO] [stdout]  --> dawg/src/bitpool.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct BitPool {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `BLOCK_SIZE` and `get` are never used
[INFO] [stdout]   --> dawg/src/bitpool.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl BitPool {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 14 |     pub const BLOCK_SIZE: usize = 1 << 9;
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 15 |
[INFO] [stdout] 16 |     pub fn get(&self, index: usize) -> bool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dawg` is never constructed
[INFO] [stdout]  --> dawg/src/custom.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Dawg<K, V> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> dawg/src/custom.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Node<V> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `empty` are never used
[INFO] [stdout]   --> dawg/src/custom.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<V> Node<V> {
[INFO] [stdout]    | --------------- associated functions in this implementation
[INFO] [stdout] 11 |     pub fn new(value: Option<V>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn empty() -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Edge` is never constructed
[INFO] [stdout]   --> dawg/src/custom.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Edge<K> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> dawg/src/custom.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<K, V> Dawg<K, V> {
[INFO] [stdout]    | --------------------- associated items in this implementation
[INFO] [stdout] 27 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn root(&self) -> &Node<V> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn remove<I>(&mut self, keys: I) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn find<I>(&self, keys: I) -> Option<V>
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn traverse<I>(&mut self, keys: I) -> Traverse<K, V, I>
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn node(&self, idx: usize) -> &Node<V> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Traverse` is never constructed
[INFO] [stdout]   --> dawg/src/custom.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct Traverse<'d, K, V, I> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TEXTS` is never used
[INFO] [stdout]   --> dawg/src/custom.rs:80:11
[INFO] [stdout]    |
[INFO] [stdout] 80 |     const TEXTS: Vec<&'static str> = vec![
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling shared v0.1.0 (/opt/rustwide/workdir/shared)
[INFO] [stderr]    Compiling verify v0.1.0 (/opt/rustwide/workdir/verify)
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:30:31
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn find<'k>(&'m self, k: &'k K) -> Find<'m, 'k, K, V> {
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:41:30
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn insert(&mut self, k: K, v: V) -> usize {
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> collections/src/multimap.rs:41:36
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn insert(&mut self, k: K, v: V) -> usize {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:49:34
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn remove_all(&mut self, k: &K) -> usize {
[INFO] [stdout]    |                                  ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:53:27
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn first_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |                           ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:57:26
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn last_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:61:21
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn range(&self, k: &K) -> Option<Range<usize>> {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> shared/src/ptr.rs:49:32
[INFO] [stdout]    |
[INFO] [stdout] 49 |         while stored == self.0.compare_and_swap(cur, p, Ordering::Release) {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/sync/trie.rs:76:36
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn get_or_add_child(&mut self, k: K) -> &mut NodeRef<K, V> {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `put` is never used
[INFO] [stdout]   --> shared/src/ptr.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl<T> Ptr<T> {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn put(&self, p: &mut T) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `value_mut` and `into_value` are never used
[INFO] [stdout]   --> collections/src/record.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<K, V> Rec<K, V> {
[INFO] [stdout]    | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn value_mut(&mut self) -> &mut V {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn into_value(self) -> V {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `last_index` is never used
[INFO] [stdout]   --> collections/src/multimap.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl<'m, K: Ord, V> MultiMap<K, V> {
[INFO] [stdout]    | ---------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn last_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `take` is never used
[INFO] [stdout]    --> collections/src/list.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 94  | impl<T> Node<T> {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn take(self) -> (T, List<T>) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `root` and `len` are never read
[INFO] [stdout]   --> collections/src/sync/trie.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Trie<K, V> {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 9  |     root: NodeRef<K, V>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 10 |     len: usize
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `insert` is never used
[INFO] [stdout]   --> collections/src/sync/trie.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl<K: Key, V> NodeRef<K, V> {
[INFO] [stdout]    | ----------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn insert<I>(&mut self, mut keys: I, v: V) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `value` and `children` are never read
[INFO] [stdout]   --> collections/src/sync/trie.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | struct Node<K, V> {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 49 |     value: Ptr<V>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 50 |     children: Map<K, NodeRef<K, V>>
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_value`, `child`, `child_mut`, and `get_or_add_child` are never used
[INFO] [stdout]   --> collections/src/sync/trie.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl<K: Key, V> Node<K, V> {
[INFO] [stdout]    | -------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     fn set_value(&mut self, mut v: V) -> Option<V> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     fn child(&self, k: &K) -> Option<&NodeRef<K, V>> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     fn child_mut(&mut self, k: &K) -> Option<&mut NodeRef<K, V>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     fn get_or_add_child(&mut self, k: K) -> &mut NodeRef<K, V> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling convert v0.1.0 (/opt/rustwide/workdir/convert)
[INFO] [stderr]    Compiling uuid v0.1.0 (/opt/rustwide/workdir/uuid)
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling combinatorics v0.1.0 (/opt/rustwide/workdir/combinatorics)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "801294f85c6e53f218fa2ac7438ad2990a581317e1767c2ac4f1f523aa573228", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "801294f85c6e53f218fa2ac7438ad2990a581317e1767c2ac4f1f523aa573228", kill_on_drop: false }`
[INFO] [stdout] 801294f85c6e53f218fa2ac7438ad2990a581317e1767c2ac4f1f523aa573228
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 69fd70ad2c4967c665e8c6c05e79f687629e95aa613aa41e8b8180d2fc82341e
[INFO] running `Command { std: "docker" "start" "-a" "69fd70ad2c4967c665e8c6c05e79f687629e95aa613aa41e8b8180d2fc82341e", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /opt/rustwide/workdir/dawg/Cargo.toml: unused manifest key: dev
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> shared/src/ptr.rs:49:32
[INFO] [stderr]    |
[INFO] [stderr] 49 |         while stored == self.0.compare_and_swap(cur, p, Ordering::Release) {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `put` is never used
[INFO] [stderr]   --> shared/src/ptr.rs:41:8
[INFO] [stderr]    |
[INFO] [stderr] 23 | impl<T> Ptr<T> {
[INFO] [stderr]    | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 41 |     fn put(&self, p: &mut T) {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `shared` (lib) generated 2 warnings
[INFO] [stderr] warning: unused variable: `obj`
[INFO] [stderr]   --> email/src/lib.rs:31:22
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn verify(&self, obj: &Self::Obj) -> Result<(), Self::Err> {
[INFO] [stderr]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_obj`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> pool/src/lib.rs:113:9
[INFO] [stderr]     |
[INFO] [stderr] 113 |         &self.pool.release(entry);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 113 |         let _ = &self.pool.release(entry);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::mem`
[INFO] [stderr]  --> dawg/src/pool.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use core::mem;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mem::size_of`
[INFO] [stderr]  --> dawg/src/bitpool.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use mem::size_of;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]   --> dawg/src/pool.rs:24:28
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn swap(&mut self, other: &mut Self) {
[INFO] [stderr]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `keys`
[INFO] [stderr]   --> dawg/src/custom.rs:37:33
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stderr]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> dawg/src/custom.rs:37:42
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stderr]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `keys`
[INFO] [stderr]   --> dawg/src/custom.rs:43:33
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn remove<I>(&mut self, keys: I) -> Option<V>
[INFO] [stderr]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `keys`
[INFO] [stderr]   --> dawg/src/custom.rs:49:27
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn find<I>(&self, keys: I) -> Option<V>
[INFO] [stderr]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `keys`
[INFO] [stderr]   --> dawg/src/custom.rs:55:35
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn traverse<I>(&mut self, keys: I) -> Traverse<K, V, I>
[INFO] [stderr]    |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx`
[INFO] [stderr]   --> dawg/src/custom.rs:65:24
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stderr]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> dawg/src/custom.rs:65:36
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stderr]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: type `Node<V>` is more private than the item `Dawg::<K, V>::root`
[INFO] [stderr]   --> dawg/src/custom.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn root(&self) -> &Node<V> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `Dawg::<K, V>::root` is reachable at visibility `pub(crate)`
[INFO] [stderr]    |
[INFO] [stderr] note: but type `Node<V>` is only usable at visibility `pub(self)`
[INFO] [stderr]   --> dawg/src/custom.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | struct Node<V> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `BLOCK_SIZE`, `size`, `swap`, `clear`, and `allocate` are never used
[INFO] [stderr]   --> dawg/src/pool.rs:18:15
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl<T> Pool<T> {
[INFO] [stderr]    | --------------- associated items in this implementation
[INFO] [stderr] 18 |     pub const BLOCK_SIZE: usize = 1 << 9;
[INFO] [stderr]    |               ^^^^^^^^^^
[INFO] [stderr] 19 |
[INFO] [stderr] 20 |     pub fn size(&self) -> usize {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     pub fn swap(&mut self, other: &mut Self) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 28 |     pub fn clear(&mut self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 |     pub fn allocate(&mut self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Int` is never used
[INFO] [stderr]  --> dawg/src/bitpool.rs:6:6
[INFO] [stderr]   |
[INFO] [stderr] 6 | type Int = usize;
[INFO] [stderr]   |      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BitPool` is never constructed
[INFO] [stderr]  --> dawg/src/bitpool.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct BitPool {
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `BLOCK_SIZE` and `get` are never used
[INFO] [stderr]   --> dawg/src/bitpool.rs:14:15
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl BitPool {
[INFO] [stderr]    | ------------ associated items in this implementation
[INFO] [stderr] 14 |     pub const BLOCK_SIZE: usize = 1 << 9;
[INFO] [stderr]    |               ^^^^^^^^^^
[INFO] [stderr] 15 |
[INFO] [stderr] 16 |     pub fn get(&self, index: usize) -> bool {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Dawg` is never constructed
[INFO] [stderr]  --> dawg/src/custom.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Dawg<K, V> {
[INFO] [stderr]   |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Node` is never constructed
[INFO] [stderr]  --> dawg/src/custom.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct Node<V> {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `new` and `empty` are never used
[INFO] [stderr]   --> dawg/src/custom.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl<V> Node<V> {
[INFO] [stderr]    | --------------- associated functions in this implementation
[INFO] [stderr] 11 |     pub fn new(value: Option<V>) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 15 |     pub fn empty() -> Self {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Edge` is never constructed
[INFO] [stderr]   --> dawg/src/custom.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct Edge<K> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]   --> dawg/src/custom.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | impl<K, V> Dawg<K, V> {
[INFO] [stderr]    | --------------------- associated items in this implementation
[INFO] [stderr] 27 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 33 |     pub fn root(&self) -> &Node<V> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 43 |     pub fn remove<I>(&mut self, keys: I) -> Option<V>
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 49 |     pub fn find<I>(&self, keys: I) -> Option<V>
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 55 |     pub fn traverse<I>(&mut self, keys: I) -> Traverse<K, V, I>
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |     fn node(&self, idx: usize) -> &Node<V> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Traverse` is never constructed
[INFO] [stderr]   --> dawg/src/custom.rs:71:12
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub struct Traverse<'d, K, V, I> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `email` (lib) generated 1 warning (run `cargo fix --lib -p email` to apply 1 suggestion)
[INFO] [stderr] warning: `pool` (lib) generated 1 warning
[INFO] [stderr] warning: `dawg` (lib) generated 21 warnings (run `cargo fix --lib -p dawg` to apply 10 suggestions)
[INFO] [stderr] warning: `email` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `pool` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> dawg/src/custom.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `TEXTS` is never used
[INFO] [stderr]   --> dawg/src/custom.rs:80:11
[INFO] [stderr]    |
[INFO] [stderr] 80 |     const TEXTS: Vec<&'static str> = vec![
[INFO] [stderr]    |           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `dawg` (lib test) generated 23 warnings (21 duplicates) (run `cargo fix --lib -p dawg --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `shared` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> collections/src/multimap.rs:30:31
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn find<'k>(&'m self, k: &'k K) -> Find<'m, 'k, K, V> {
[INFO] [stderr]    |                               ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> collections/src/multimap.rs:41:30
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn insert(&mut self, k: K, v: V) -> usize {
[INFO] [stderr]    |                              ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> collections/src/multimap.rs:41:36
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn insert(&mut self, k: K, v: V) -> usize {
[INFO] [stderr]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> collections/src/multimap.rs:49:34
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn remove_all(&mut self, k: &K) -> usize {
[INFO] [stderr]    |                                  ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> collections/src/multimap.rs:53:27
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn first_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stderr]    |                           ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> collections/src/multimap.rs:57:26
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn last_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stderr]    |                          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> collections/src/multimap.rs:61:21
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn range(&self, k: &K) -> Option<Range<usize>> {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> collections/src/sync/trie.rs:76:36
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn get_or_add_child(&mut self, k: K) -> &mut NodeRef<K, V> {
[INFO] [stderr]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: methods `value_mut` and `into_value` are never used
[INFO] [stderr]   --> collections/src/record.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl<K, V> Rec<K, V> {
[INFO] [stderr]    | -------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pub fn value_mut(&mut self) -> &mut V {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 |     pub fn into_value(self) -> V {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `last_index` is never used
[INFO] [stderr]   --> collections/src/multimap.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 29 | impl<'m, K: Ord, V> MultiMap<K, V> {
[INFO] [stderr]    | ---------------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 57 |     fn last_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `take` is never used
[INFO] [stderr]    --> collections/src/list.rs:110:8
[INFO] [stderr]     |
[INFO] [stderr] 94  | impl<T> Node<T> {
[INFO] [stderr]     | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 110 |     fn take(self) -> (T, List<T>) {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `root` and `len` are never read
[INFO] [stderr]   --> collections/src/sync/trie.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr] 8  | pub struct Trie<K, V> {
[INFO] [stderr]    |            ---- fields in this struct
[INFO] [stderr] 9  |     root: NodeRef<K, V>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 10 |     len: usize
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `insert` is never used
[INFO] [stderr]   --> collections/src/sync/trie.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 29 | impl<K: Key, V> NodeRef<K, V> {
[INFO] [stderr]    | ----------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 34 |     pub fn insert<I>(&mut self, mut keys: I, v: V) -> Option<V>
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `value` and `children` are never read
[INFO] [stderr]   --> collections/src/sync/trie.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 48 | struct Node<K, V> {
[INFO] [stderr]    |        ---- fields in this struct
[INFO] [stderr] 49 |     value: Ptr<V>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 50 |     children: Map<K, NodeRef<K, V>>
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `set_value`, `child`, `child_mut`, and `get_or_add_child` are never used
[INFO] [stderr]   --> collections/src/sync/trie.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | impl<K: Key, V> Node<K, V> {
[INFO] [stderr]    | -------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 60 |     fn set_value(&mut self, mut v: V) -> Option<V> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 68 |     fn child(&self, k: &K) -> Option<&NodeRef<K, V>> {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 72 |     fn child_mut(&mut self, k: &K) -> Option<&mut NodeRef<K, V>> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 76 |     fn get_or_add_child(&mut self, k: K) -> &mut NodeRef<K, V> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `collections` (lib) generated 15 warnings (run `cargo fix --lib -p collections` to apply 8 suggestions)
[INFO] [stderr] warning: `collections` (lib test) generated 15 warnings (15 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/aio-febce61142faef46)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/builder-d64e7b44d10b35a8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/collections-17a43414623b0233)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test slicemap::test::map_put_and_find ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- slicemap::test::map_put_and_find stdout ----
[INFO] [stdout] StringMap(SliceMap { buf: [119, 111, 114, 100, 51, 119, 111, 114, 100, 50, 119, 111, 114, 100, 53, 119, 111, 114, 100, 52, 119, 111, 114, 100, 49], map: [(0, 3), (5, 2), (10, 5), (15, 4), (20, 1)] })
[INFO] [stdout] thread 'slicemap::test::map_put_and_find' panicked at collections/src/slicemap.rs:158:13:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: None
[INFO] [stdout]  right: Some(1)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55eb8a44275c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55eb8a44275c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55eb8a44275c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55eb8a44275c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55eb8a46c2a0 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55eb8a46c2a0 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55eb8a44010f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x55eb8a442544 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55eb8a442544 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55eb8a444207 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x55eb8a443ef3 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55eb8a414817 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x55eb8a414817 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55eb8a444818 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x55eb8a444818 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55eb8a44456e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x55eb8a442c26 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x55eb8a4442d2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55eb8a3dacf5 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55eb8a3db01b - core::panicking::assert_failed_inner::h0bba8b7c26ee4492
[INFO] [stdout]   20:     0x55eb8a3def0e - core::panicking::assert_failed::hea88c46fda34650f
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
[INFO] [stdout]   21:     0x55eb8a3de69b - collections::slicemap::test::map_put_and_find::h2a6cbdd8c6cd3905
[INFO] [stdout]                                at /opt/rustwide/workdir/collections/src/slicemap.rs:158:13
[INFO] [stdout]   22:     0x55eb8a3de2b7 - collections::slicemap::test::map_put_and_find::{{closure}}::h62e4eaa4487eb4eb
[INFO] [stdout]                                at /opt/rustwide/workdir/collections/src/slicemap.rs:148:26
[INFO] [stdout]   23:     0x55eb8a3de866 - core::ops::function::FnOnce::call_once::h7485516f8f2ed07d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55eb8a419e6f - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55eb8a419e6f - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   26:     0x55eb8a418e85 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   27:     0x55eb8a418e85 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x55eb8a418e85 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x55eb8a418e85 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x55eb8a418e85 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x55eb8a418e85 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   32:     0x55eb8a418e85 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   33:     0x55eb8a3e1146 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   34:     0x55eb8a3e1146 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   35:     0x55eb8a3e61f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x55eb8a3e61f7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x55eb8a3e61f7 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x55eb8a3e61f7 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x55eb8a3e61f7 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x55eb8a3e61f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x55eb8a3e61f7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x55eb8a4492a5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   43:     0x55eb8a4492a5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   44:     0x55eb8a4492a5 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7fa7e962eac3 - <unknown>
[INFO] [stdout]   46:     0x7fa7e96bfbf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     slicemap::test::map_put_and_find
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p collections --lib`
[INFO] running `Command { std: "docker" "inspect" "69fd70ad2c4967c665e8c6c05e79f687629e95aa613aa41e8b8180d2fc82341e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69fd70ad2c4967c665e8c6c05e79f687629e95aa613aa41e8b8180d2fc82341e", kill_on_drop: false }`
[INFO] [stdout] 69fd70ad2c4967c665e8c6c05e79f687629e95aa613aa41e8b8180d2fc82341e
[INFO] testing molyee/common against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmolyee%2Fcommon" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/molyee/common on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/molyee/common
[INFO] finished tweaking git repo https://github.com/molyee/common
[INFO] tweaked toml for git repo https://github.com/molyee/common written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /workspace/builds/worker-7-tc2/source/dawg/Cargo.toml: unused manifest key: dev
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e66c7e15eac85e9e160b92659025809b639ec21e99caa2f16afacb85805df609
[INFO] running `Command { std: "docker" "start" "-a" "e66c7e15eac85e9e160b92659025809b639ec21e99caa2f16afacb85805df609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e66c7e15eac85e9e160b92659025809b639ec21e99caa2f16afacb85805df609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e66c7e15eac85e9e160b92659025809b639ec21e99caa2f16afacb85805df609", kill_on_drop: false }`
[INFO] [stdout] e66c7e15eac85e9e160b92659025809b639ec21e99caa2f16afacb85805df609
[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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4981865435eba3cc09a512a1d6c4989c1292beb95ab3cc688b36422b50073015
[INFO] running `Command { std: "docker" "start" "-a" "4981865435eba3cc09a512a1d6c4989c1292beb95ab3cc688b36422b50073015", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /opt/rustwide/workdir/dawg/Cargo.toml: unused manifest key: dev
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling shared v0.1.0 (/opt/rustwide/workdir/shared)
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling unicode-bidi v0.3.14
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> shared/src/ptr.rs:49:32
[INFO] [stdout]    |
[INFO] [stdout] 49 |         while stored == self.0.compare_and_swap(cur, p, Ordering::Release) {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `put` is never used
[INFO] [stdout]   --> shared/src/ptr.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl<T> Ptr<T> {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn put(&self, p: &mut T) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling builder v0.1.0 (/opt/rustwide/workdir/builder)
[INFO] [stderr]    Compiling verify v0.1.0 (/opt/rustwide/workdir/verify)
[INFO] [stderr]    Compiling timer v0.1.0 (/opt/rustwide/workdir/timer)
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling email v0.1.0 (/opt/rustwide/workdir/email)
[INFO] [stderr]    Compiling pool v0.1.0 (/opt/rustwide/workdir/pool)
[INFO] [stdout] warning: unused variable: `obj`
[INFO] [stdout]   --> email/src/lib.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn verify(&self, obj: &Self::Obj) -> Result<(), Self::Err> {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_obj`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> pool/src/lib.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         &self.pool.release(entry);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let _ = &self.pool.release(entry);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dawg v0.1.0 (/opt/rustwide/workdir/dawg)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling time v0.1.0 (/opt/rustwide/workdir/time)
[INFO] [stderr]    Compiling merge v0.1.0 (/opt/rustwide/workdir/merge)
[INFO] [stderr]    Compiling combinatorics v0.1.0 (/opt/rustwide/workdir/combinatorics)
[INFO] [stdout] warning: unused import: `core::mem`
[INFO] [stdout]  --> dawg/src/pool.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::mem;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mem::size_of`
[INFO] [stdout]  --> dawg/src/bitpool.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mem::size_of;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> dawg/src/pool.rs:24:28
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn swap(&mut self, other: &mut Self) {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:37:33
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> dawg/src/custom.rs:37:42
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:43:33
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn remove<I>(&mut self, keys: I) -> Option<V>
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:49:27
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn find<I>(&self, keys: I) -> Option<V>
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:55:35
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn traverse<I>(&mut self, keys: I) -> Traverse<K, V, I>
[INFO] [stdout]    |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> dawg/src/custom.rs:65:24
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> dawg/src/custom.rs:65:36
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Node<V>` is more private than the item `Dawg::<K, V>::root`
[INFO] [stdout]   --> dawg/src/custom.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn root(&self) -> &Node<V> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `Dawg::<K, V>::root` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Node<V>` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> dawg/src/custom.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | struct Node<V> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `BLOCK_SIZE`, `size`, `swap`, `clear`, and `allocate` are never used
[INFO] [stdout]   --> dawg/src/pool.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T> Pool<T> {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 18 |     pub const BLOCK_SIZE: usize = 1 << 9;
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 19 |
[INFO] [stdout] 20 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn swap(&mut self, other: &mut Self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn allocate(&mut self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Int` is never used
[INFO] [stdout]  --> dawg/src/bitpool.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type Int = usize;
[INFO] [stdout]   |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BitPool` is never constructed
[INFO] [stdout]  --> dawg/src/bitpool.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct BitPool {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `BLOCK_SIZE` and `get` are never used
[INFO] [stdout]   --> dawg/src/bitpool.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl BitPool {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 14 |     pub const BLOCK_SIZE: usize = 1 << 9;
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 15 |
[INFO] [stdout] 16 |     pub fn get(&self, index: usize) -> bool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dawg` is never constructed
[INFO] [stdout]  --> dawg/src/custom.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Dawg<K, V> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> dawg/src/custom.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Node<V> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `empty` are never used
[INFO] [stdout]   --> dawg/src/custom.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<V> Node<V> {
[INFO] [stdout]    | --------------- associated functions in this implementation
[INFO] [stdout] 11 |     pub fn new(value: Option<V>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn empty() -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Edge` is never constructed
[INFO] [stdout]   --> dawg/src/custom.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Edge<K> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> dawg/src/custom.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<K, V> Dawg<K, V> {
[INFO] [stdout]    | --------------------- associated items in this implementation
[INFO] [stdout] 27 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn root(&self) -> &Node<V> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn remove<I>(&mut self, keys: I) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn find<I>(&self, keys: I) -> Option<V>
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn traverse<I>(&mut self, keys: I) -> Traverse<K, V, I>
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn node(&self, idx: usize) -> &Node<V> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Traverse` is never constructed
[INFO] [stdout]   --> dawg/src/custom.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct Traverse<'d, K, V, I> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand_pcg v0.3.1
[INFO] [stderr]    Compiling rand v0.1.0 (/opt/rustwide/workdir/rand)
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling url v0.1.0 (/opt/rustwide/workdir/url)
[INFO] [stderr]    Compiling merge_derive v0.1.0 (/opt/rustwide/workdir/merge_derive)
[INFO] [stderr]    Compiling convert_derive v0.1.0 (/opt/rustwide/workdir/convert/derive)
[INFO] [stderr]    Compiling aio v0.1.0 (/opt/rustwide/workdir/aio)
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling convert v0.1.0 (/opt/rustwide/workdir/convert)
[INFO] [stderr]    Compiling uuid v0.1.0 (/opt/rustwide/workdir/uuid)
[INFO] [stderr]    Compiling collections v0.1.0 (/opt/rustwide/workdir/collections)
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:30:31
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn find<'k>(&'m self, k: &'k K) -> Find<'m, 'k, K, V> {
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:41:30
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn insert(&mut self, k: K, v: V) -> usize {
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> collections/src/multimap.rs:41:36
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn insert(&mut self, k: K, v: V) -> usize {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:49:34
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn remove_all(&mut self, k: &K) -> usize {
[INFO] [stdout]    |                                  ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:53:27
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn first_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |                           ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:57:26
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn last_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:61:21
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn range(&self, k: &K) -> Option<Range<usize>> {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/sync/trie.rs:76:36
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn get_or_add_child(&mut self, k: K) -> &mut NodeRef<K, V> {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `value_mut` and `into_value` are never used
[INFO] [stdout]   --> collections/src/record.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<K, V> Rec<K, V> {
[INFO] [stdout]    | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn value_mut(&mut self) -> &mut V {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn into_value(self) -> V {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `last_index` is never used
[INFO] [stdout]   --> collections/src/multimap.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl<'m, K: Ord, V> MultiMap<K, V> {
[INFO] [stdout]    | ---------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn last_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `take` is never used
[INFO] [stdout]    --> collections/src/list.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 94  | impl<T> Node<T> {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn take(self) -> (T, List<T>) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `root` and `len` are never read
[INFO] [stdout]   --> collections/src/sync/trie.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Trie<K, V> {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 9  |     root: NodeRef<K, V>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 10 |     len: usize
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `insert` is never used
[INFO] [stdout]   --> collections/src/sync/trie.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl<K: Key, V> NodeRef<K, V> {
[INFO] [stdout]    | ----------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn insert<I>(&mut self, mut keys: I, v: V) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `value` and `children` are never read
[INFO] [stdout]   --> collections/src/sync/trie.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | struct Node<K, V> {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 49 |     value: Ptr<V>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 50 |     children: Map<K, NodeRef<K, V>>
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_value`, `child`, `child_mut`, and `get_or_add_child` are never used
[INFO] [stdout]   --> collections/src/sync/trie.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl<K: Key, V> Node<K, V> {
[INFO] [stdout]    | -------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     fn set_value(&mut self, mut v: V) -> Option<V> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     fn child(&self, k: &K) -> Option<&NodeRef<K, V>> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     fn child_mut(&mut self, k: &K) -> Option<&mut NodeRef<K, V>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     fn get_or_add_child(&mut self, k: K) -> &mut NodeRef<K, V> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.88s
[INFO] running `Command { std: "docker" "inspect" "4981865435eba3cc09a512a1d6c4989c1292beb95ab3cc688b36422b50073015", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4981865435eba3cc09a512a1d6c4989c1292beb95ab3cc688b36422b50073015", kill_on_drop: false }`
[INFO] [stdout] 4981865435eba3cc09a512a1d6c4989c1292beb95ab3cc688b36422b50073015
[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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f09fd0b81f9573fc2f0a24f87cba5eac477c39d819e800f580b51e153bef083
[INFO] running `Command { std: "docker" "start" "-a" "0f09fd0b81f9573fc2f0a24f87cba5eac477c39d819e800f580b51e153bef083", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /opt/rustwide/workdir/dawg/Cargo.toml: unused manifest key: dev
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> shared/src/ptr.rs:49:32
[INFO] [stdout]    |
[INFO] [stdout] 49 |         while stored == self.0.compare_and_swap(cur, p, Ordering::Release) {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `put` is never used
[INFO] [stdout]   --> shared/src/ptr.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl<T> Ptr<T> {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn put(&self, p: &mut T) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stdout] warning: unused variable: `obj`
[INFO] [stdout]   --> email/src/lib.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn verify(&self, obj: &Self::Obj) -> Result<(), Self::Err> {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_obj`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> pool/src/lib.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         &self.pool.release(entry);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let _ = &self.pool.release(entry);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::mem`
[INFO] [stdout]  --> dawg/src/pool.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::mem;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mem::size_of`
[INFO] [stdout]  --> dawg/src/bitpool.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mem::size_of;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> dawg/src/pool.rs:24:28
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn swap(&mut self, other: &mut Self) {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:37:33
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> dawg/src/custom.rs:37:42
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:43:33
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn remove<I>(&mut self, keys: I) -> Option<V>
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:49:27
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn find<I>(&self, keys: I) -> Option<V>
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:55:35
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn traverse<I>(&mut self, keys: I) -> Traverse<K, V, I>
[INFO] [stdout]    |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> dawg/src/custom.rs:65:24
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> dawg/src/custom.rs:65:36
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Node<V>` is more private than the item `Dawg::<K, V>::root`
[INFO] [stdout]   --> dawg/src/custom.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn root(&self) -> &Node<V> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `Dawg::<K, V>::root` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Node<V>` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> dawg/src/custom.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | struct Node<V> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `BLOCK_SIZE`, `size`, `swap`, `clear`, and `allocate` are never used
[INFO] [stdout]   --> dawg/src/pool.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T> Pool<T> {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 18 |     pub const BLOCK_SIZE: usize = 1 << 9;
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 19 |
[INFO] [stdout] 20 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn swap(&mut self, other: &mut Self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn allocate(&mut self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Int` is never used
[INFO] [stdout]  --> dawg/src/bitpool.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type Int = usize;
[INFO] [stdout]   |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BitPool` is never constructed
[INFO] [stdout]  --> dawg/src/bitpool.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct BitPool {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `BLOCK_SIZE` and `get` are never used
[INFO] [stdout]   --> dawg/src/bitpool.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl BitPool {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 14 |     pub const BLOCK_SIZE: usize = 1 << 9;
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 15 |
[INFO] [stdout] 16 |     pub fn get(&self, index: usize) -> bool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dawg` is never constructed
[INFO] [stdout]  --> dawg/src/custom.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Dawg<K, V> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> dawg/src/custom.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Node<V> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `empty` are never used
[INFO] [stdout]   --> dawg/src/custom.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<V> Node<V> {
[INFO] [stdout]    | --------------- associated functions in this implementation
[INFO] [stdout] 11 |     pub fn new(value: Option<V>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn empty() -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Edge` is never constructed
[INFO] [stdout]   --> dawg/src/custom.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Edge<K> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> dawg/src/custom.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<K, V> Dawg<K, V> {
[INFO] [stdout]    | --------------------- associated items in this implementation
[INFO] [stdout] 27 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn root(&self) -> &Node<V> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn remove<I>(&mut self, keys: I) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn find<I>(&self, keys: I) -> Option<V>
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn traverse<I>(&mut self, keys: I) -> Traverse<K, V, I>
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn node(&self, idx: usize) -> &Node<V> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Traverse` is never constructed
[INFO] [stdout]   --> dawg/src/custom.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct Traverse<'d, K, V, I> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pool v0.1.0 (/opt/rustwide/workdir/pool)
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling convert_derive v0.1.0 (/opt/rustwide/workdir/convert/derive)
[INFO] [stderr]    Compiling rand v0.1.0 (/opt/rustwide/workdir/rand)
[INFO] [stderr]    Compiling email v0.1.0 (/opt/rustwide/workdir/email)
[INFO] [stderr]    Compiling dawg v0.1.0 (/opt/rustwide/workdir/dawg)
[INFO] [stderr]    Compiling builder v0.1.0 (/opt/rustwide/workdir/builder)
[INFO] [stderr]    Compiling timer v0.1.0 (/opt/rustwide/workdir/timer)
[INFO] [stderr]    Compiling merge v0.1.0 (/opt/rustwide/workdir/merge)
[INFO] [stderr]    Compiling merge_derive v0.1.0 (/opt/rustwide/workdir/merge_derive)
[INFO] [stderr]    Compiling url v0.1.0 (/opt/rustwide/workdir/url)
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:30:31
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn find<'k>(&'m self, k: &'k K) -> Find<'m, 'k, K, V> {
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:41:30
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn insert(&mut self, k: K, v: V) -> usize {
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> collections/src/multimap.rs:41:36
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn insert(&mut self, k: K, v: V) -> usize {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:49:34
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn remove_all(&mut self, k: &K) -> usize {
[INFO] [stdout]    |                                  ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:53:27
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn first_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |                           ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:57:26
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn last_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling collections v0.1.0 (/opt/rustwide/workdir/collections)
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:61:21
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn range(&self, k: &K) -> Option<Range<usize>> {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aio v0.1.0 (/opt/rustwide/workdir/aio)
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/sync/trie.rs:76:36
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn get_or_add_child(&mut self, k: K) -> &mut NodeRef<K, V> {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling verify v0.1.0 (/opt/rustwide/workdir/verify)
[INFO] [stdout] warning: methods `value_mut` and `into_value` are never used
[INFO] [stdout]   --> collections/src/record.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<K, V> Rec<K, V> {
[INFO] [stdout]    | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn value_mut(&mut self) -> &mut V {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn into_value(self) -> V {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `last_index` is never used
[INFO] [stdout]   --> collections/src/multimap.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl<'m, K: Ord, V> MultiMap<K, V> {
[INFO] [stdout]    | ---------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn last_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `take` is never used
[INFO] [stdout]    --> collections/src/list.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 94  | impl<T> Node<T> {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn take(self) -> (T, List<T>) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `root` and `len` are never read
[INFO] [stdout]   --> collections/src/sync/trie.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Trie<K, V> {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 9  |     root: NodeRef<K, V>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 10 |     len: usize
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `insert` is never used
[INFO] [stdout]   --> collections/src/sync/trie.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl<K: Key, V> NodeRef<K, V> {
[INFO] [stdout]    | ----------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn insert<I>(&mut self, mut keys: I, v: V) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `value` and `children` are never read
[INFO] [stdout]   --> collections/src/sync/trie.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | struct Node<K, V> {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 49 |     value: Ptr<V>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 50 |     children: Map<K, NodeRef<K, V>>
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_value`, `child`, `child_mut`, and `get_or_add_child` are never used
[INFO] [stdout]   --> collections/src/sync/trie.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl<K: Key, V> Node<K, V> {
[INFO] [stdout]    | -------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     fn set_value(&mut self, mut v: V) -> Option<V> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     fn child(&self, k: &K) -> Option<&NodeRef<K, V>> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     fn child_mut(&mut self, k: &K) -> Option<&mut NodeRef<K, V>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     fn get_or_add_child(&mut self, k: K) -> &mut NodeRef<K, V> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::mem`
[INFO] [stdout]  --> dawg/src/pool.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::mem;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mem::size_of`
[INFO] [stdout]  --> dawg/src/bitpool.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mem::size_of;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> dawg/src/custom.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `obj`
[INFO] [stdout]   --> email/src/lib.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn verify(&self, obj: &Self::Obj) -> Result<(), Self::Err> {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_obj`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> pool/src/lib.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         &self.pool.release(entry);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let _ = &self.pool.release(entry);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> dawg/src/pool.rs:24:28
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn swap(&mut self, other: &mut Self) {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:37:33
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> dawg/src/custom.rs:37:42
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:43:33
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn remove<I>(&mut self, keys: I) -> Option<V>
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:49:27
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn find<I>(&self, keys: I) -> Option<V>
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> dawg/src/custom.rs:55:35
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn traverse<I>(&mut self, keys: I) -> Traverse<K, V, I>
[INFO] [stdout]    |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> dawg/src/custom.rs:65:24
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> dawg/src/custom.rs:65:36
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Node<V>` is more private than the item `Dawg::<K, V>::root`
[INFO] [stdout]   --> dawg/src/custom.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn root(&self) -> &Node<V> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `Dawg::<K, V>::root` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Node<V>` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> dawg/src/custom.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | struct Node<V> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `BLOCK_SIZE`, `size`, `swap`, `clear`, and `allocate` are never used
[INFO] [stdout]   --> dawg/src/pool.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T> Pool<T> {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 18 |     pub const BLOCK_SIZE: usize = 1 << 9;
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 19 |
[INFO] [stdout] 20 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn swap(&mut self, other: &mut Self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn allocate(&mut self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Int` is never used
[INFO] [stdout]  --> dawg/src/bitpool.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type Int = usize;
[INFO] [stdout]   |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BitPool` is never constructed
[INFO] [stdout]  --> dawg/src/bitpool.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct BitPool {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `BLOCK_SIZE` and `get` are never used
[INFO] [stdout]   --> dawg/src/bitpool.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl BitPool {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 14 |     pub const BLOCK_SIZE: usize = 1 << 9;
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 15 |
[INFO] [stdout] 16 |     pub fn get(&self, index: usize) -> bool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dawg` is never constructed
[INFO] [stdout]  --> dawg/src/custom.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Dawg<K, V> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> dawg/src/custom.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Node<V> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `empty` are never used
[INFO] [stdout]   --> dawg/src/custom.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<V> Node<V> {
[INFO] [stdout]    | --------------- associated functions in this implementation
[INFO] [stdout] 11 |     pub fn new(value: Option<V>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn empty() -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Edge` is never constructed
[INFO] [stdout]   --> dawg/src/custom.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Edge<K> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> dawg/src/custom.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<K, V> Dawg<K, V> {
[INFO] [stdout]    | --------------------- associated items in this implementation
[INFO] [stdout] 27 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn root(&self) -> &Node<V> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn remove<I>(&mut self, keys: I) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn find<I>(&self, keys: I) -> Option<V>
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn traverse<I>(&mut self, keys: I) -> Traverse<K, V, I>
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn node(&self, idx: usize) -> &Node<V> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Traverse` is never constructed
[INFO] [stdout]   --> dawg/src/custom.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct Traverse<'d, K, V, I> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TEXTS` is never used
[INFO] [stdout]   --> dawg/src/custom.rs:80:11
[INFO] [stdout]    |
[INFO] [stdout] 80 |     const TEXTS: Vec<&'static str> = vec![
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling shared v0.1.0 (/opt/rustwide/workdir/shared)
[INFO] [stderr]    Compiling time v0.1.0 (/opt/rustwide/workdir/time)
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:30:31
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn find<'k>(&'m self, k: &'k K) -> Find<'m, 'k, K, V> {
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:41:30
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn insert(&mut self, k: K, v: V) -> usize {
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> collections/src/multimap.rs:41:36
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn insert(&mut self, k: K, v: V) -> usize {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> shared/src/ptr.rs:49:32
[INFO] [stdout]    |
[INFO] [stdout] 49 |         while stored == self.0.compare_and_swap(cur, p, Ordering::Release) {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:49:34
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn remove_all(&mut self, k: &K) -> usize {
[INFO] [stdout]    |                                  ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:53:27
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn first_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |                           ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:57:26
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn last_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/multimap.rs:61:21
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn range(&self, k: &K) -> Option<Range<usize>> {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `put` is never used
[INFO] [stdout]   --> shared/src/ptr.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl<T> Ptr<T> {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn put(&self, p: &mut T) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> collections/src/sync/trie.rs:76:36
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn get_or_add_child(&mut self, k: K) -> &mut NodeRef<K, V> {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `value_mut` and `into_value` are never used
[INFO] [stdout]   --> collections/src/record.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<K, V> Rec<K, V> {
[INFO] [stdout]    | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn value_mut(&mut self) -> &mut V {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn into_value(self) -> V {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `last_index` is never used
[INFO] [stdout]   --> collections/src/multimap.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl<'m, K: Ord, V> MultiMap<K, V> {
[INFO] [stdout]    | ---------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn last_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `take` is never used
[INFO] [stdout]    --> collections/src/list.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 94  | impl<T> Node<T> {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn take(self) -> (T, List<T>) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `root` and `len` are never read
[INFO] [stdout]   --> collections/src/sync/trie.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Trie<K, V> {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 9  |     root: NodeRef<K, V>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 10 |     len: usize
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `insert` is never used
[INFO] [stdout]   --> collections/src/sync/trie.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl<K: Key, V> NodeRef<K, V> {
[INFO] [stdout]    | ----------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn insert<I>(&mut self, mut keys: I, v: V) -> Option<V>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `value` and `children` are never read
[INFO] [stdout]   --> collections/src/sync/trie.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | struct Node<K, V> {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 49 |     value: Ptr<V>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 50 |     children: Map<K, NodeRef<K, V>>
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_value`, `child`, `child_mut`, and `get_or_add_child` are never used
[INFO] [stdout]   --> collections/src/sync/trie.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl<K: Key, V> Node<K, V> {
[INFO] [stdout]    | -------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     fn set_value(&mut self, mut v: V) -> Option<V> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     fn child(&self, k: &K) -> Option<&NodeRef<K, V>> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     fn child_mut(&mut self, k: &K) -> Option<&mut NodeRef<K, V>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     fn get_or_add_child(&mut self, k: K) -> &mut NodeRef<K, V> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling convert v0.1.0 (/opt/rustwide/workdir/convert)
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling uuid v0.1.0 (/opt/rustwide/workdir/uuid)
[INFO] [stderr]    Compiling combinatorics v0.1.0 (/opt/rustwide/workdir/combinatorics)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "0f09fd0b81f9573fc2f0a24f87cba5eac477c39d819e800f580b51e153bef083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f09fd0b81f9573fc2f0a24f87cba5eac477c39d819e800f580b51e153bef083", kill_on_drop: false }`
[INFO] [stdout] 0f09fd0b81f9573fc2f0a24f87cba5eac477c39d819e800f580b51e153bef083
[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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 179e419a443c72e993c9f8d04aa7d6b1364bfed047fb410ea8329619098100df
[INFO] running `Command { std: "docker" "start" "-a" "179e419a443c72e993c9f8d04aa7d6b1364bfed047fb410ea8329619098100df", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /opt/rustwide/workdir/dawg/Cargo.toml: unused manifest key: dev
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> shared/src/ptr.rs:49:32
[INFO] [stderr]    |
[INFO] [stderr] 49 |         while stored == self.0.compare_and_swap(cur, p, Ordering::Release) {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `put` is never used
[INFO] [stderr]   --> shared/src/ptr.rs:41:8
[INFO] [stderr]    |
[INFO] [stderr] 23 | impl<T> Ptr<T> {
[INFO] [stderr]    | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 41 |     fn put(&self, p: &mut T) {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `shared` (lib) generated 2 warnings
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> pool/src/lib.rs:113:9
[INFO] [stderr]     |
[INFO] [stderr] 113 |         &self.pool.release(entry);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 113 |         let _ = &self.pool.release(entry);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::mem`
[INFO] [stderr]  --> dawg/src/pool.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use core::mem;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mem::size_of`
[INFO] [stderr]  --> dawg/src/bitpool.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use mem::size_of;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]   --> dawg/src/pool.rs:24:28
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn swap(&mut self, other: &mut Self) {
[INFO] [stderr]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `keys`
[INFO] [stderr]   --> dawg/src/custom.rs:37:33
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stderr]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> dawg/src/custom.rs:37:42
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stderr]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `keys`
[INFO] [stderr]   --> dawg/src/custom.rs:43:33
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn remove<I>(&mut self, keys: I) -> Option<V>
[INFO] [stderr]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `keys`
[INFO] [stderr]   --> dawg/src/custom.rs:49:27
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn find<I>(&self, keys: I) -> Option<V>
[INFO] [stderr]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `keys`
[INFO] [stderr]   --> dawg/src/custom.rs:55:35
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn traverse<I>(&mut self, keys: I) -> Traverse<K, V, I>
[INFO] [stderr]    |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx`
[INFO] [stderr]   --> dawg/src/custom.rs:65:24
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stderr]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> dawg/src/custom.rs:65:36
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stderr]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: type `Node<V>` is more private than the item `Dawg::<K, V>::root`
[INFO] [stderr]   --> dawg/src/custom.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn root(&self) -> &Node<V> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `Dawg::<K, V>::root` is reachable at visibility `pub(crate)`
[INFO] [stderr]    |
[INFO] [stderr] note: but type `Node<V>` is only usable at visibility `pub(self)`
[INFO] [stderr]   --> dawg/src/custom.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | struct Node<V> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `BLOCK_SIZE`, `size`, `swap`, `clear`, and `allocate` are never used
[INFO] [stderr]   --> dawg/src/pool.rs:18:15
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl<T> Pool<T> {
[INFO] [stderr]    | --------------- associated items in this implementation
[INFO] [stderr] 18 |     pub const BLOCK_SIZE: usize = 1 << 9;
[INFO] [stderr]    |               ^^^^^^^^^^
[INFO] [stderr] 19 |
[INFO] [stderr] 20 |     pub fn size(&self) -> usize {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     pub fn swap(&mut self, other: &mut Self) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 28 |     pub fn clear(&mut self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 |     pub fn allocate(&mut self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Int` is never used
[INFO] [stderr]  --> dawg/src/bitpool.rs:6:6
[INFO] [stderr]   |
[INFO] [stderr] 6 | type Int = usize;
[INFO] [stderr]   |      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BitPool` is never constructed
[INFO] [stderr]  --> dawg/src/bitpool.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct BitPool {
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `BLOCK_SIZE` and `get` are never used
[INFO] [stderr]   --> dawg/src/bitpool.rs:14:15
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl BitPool {
[INFO] [stderr]    | ------------ associated items in this implementation
[INFO] [stderr] 14 |     pub const BLOCK_SIZE: usize = 1 << 9;
[INFO] [stderr]    |               ^^^^^^^^^^
[INFO] [stderr] 15 |
[INFO] [stderr] 16 |     pub fn get(&self, index: usize) -> bool {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Dawg` is never constructed
[INFO] [stderr]  --> dawg/src/custom.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Dawg<K, V> {
[INFO] [stderr]   |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Node` is never constructed
[INFO] [stderr]  --> dawg/src/custom.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct Node<V> {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `new` and `empty` are never used
[INFO] [stderr]   --> dawg/src/custom.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl<V> Node<V> {
[INFO] [stderr]    | --------------- associated functions in this implementation
[INFO] [stderr] 11 |     pub fn new(value: Option<V>) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 15 |     pub fn empty() -> Self {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Edge` is never constructed
[INFO] [stderr]   --> dawg/src/custom.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct Edge<K> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]   --> dawg/src/custom.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | impl<K, V> Dawg<K, V> {
[INFO] [stderr]    | --------------------- associated items in this implementation
[INFO] [stderr] 27 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 33 |     pub fn root(&self) -> &Node<V> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 37 |     pub fn insert<I>(&mut self, keys: I, value: V) -> Option<V>
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 43 |     pub fn remove<I>(&mut self, keys: I) -> Option<V>
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 49 |     pub fn find<I>(&self, keys: I) -> Option<V>
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 55 |     pub fn traverse<I>(&mut self, keys: I) -> Traverse<K, V, I>
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |     fn node(&self, idx: usize) -> &Node<V> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 65 |     fn children(&self, idx: usize, k: K) -> &[Edge<K>] {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Traverse` is never constructed
[INFO] [stderr]   --> dawg/src/custom.rs:71:12
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub struct Traverse<'d, K, V, I> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `pool` (lib) generated 1 warning
[INFO] [stderr] warning: `dawg` (lib) generated 21 warnings (run `cargo fix --lib -p dawg` to apply 10 suggestions)
[INFO] [stderr] warning: unused variable: `obj`
[INFO] [stderr]   --> email/src/lib.rs:31:22
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn verify(&self, obj: &Self::Obj) -> Result<(), Self::Err> {
[INFO] [stderr]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_obj`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `email` (lib) generated 1 warning (run `cargo fix --lib -p email` to apply 1 suggestion)
[INFO] [stderr] warning: `email` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> dawg/src/custom.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `TEXTS` is never used
[INFO] [stderr]   --> dawg/src/custom.rs:80:11
[INFO] [stderr]    |
[INFO] [stderr] 80 |     const TEXTS: Vec<&'static str> = vec![
[INFO] [stderr]    |           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `pool` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `dawg` (lib test) generated 23 warnings (21 duplicates) (run `cargo fix --lib -p dawg --tests` to apply 1 suggestion)
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> collections/src/multimap.rs:30:31
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn find<'k>(&'m self, k: &'k K) -> Find<'m, 'k, K, V> {
[INFO] [stderr]    |                               ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> collections/src/multimap.rs:41:30
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn insert(&mut self, k: K, v: V) -> usize {
[INFO] [stderr]    |                              ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> collections/src/multimap.rs:41:36
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn insert(&mut self, k: K, v: V) -> usize {
[INFO] [stderr]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> collections/src/multimap.rs:49:34
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn remove_all(&mut self, k: &K) -> usize {
[INFO] [stderr]    |                                  ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> collections/src/multimap.rs:53:27
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn first_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stderr]    |                           ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> collections/src/multimap.rs:57:26
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn last_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stderr]    |                          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> collections/src/multimap.rs:61:21
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn range(&self, k: &K) -> Option<Range<usize>> {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> collections/src/sync/trie.rs:76:36
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn get_or_add_child(&mut self, k: K) -> &mut NodeRef<K, V> {
[INFO] [stderr]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: methods `value_mut` and `into_value` are never used
[INFO] [stderr]   --> collections/src/record.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl<K, V> Rec<K, V> {
[INFO] [stderr]    | -------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pub fn value_mut(&mut self) -> &mut V {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 |     pub fn into_value(self) -> V {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `last_index` is never used
[INFO] [stderr]   --> collections/src/multimap.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 29 | impl<'m, K: Ord, V> MultiMap<K, V> {
[INFO] [stderr]    | ---------------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 57 |     fn last_index(&self, k: &K) -> Result<usize, usize> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `take` is never used
[INFO] [stderr]    --> collections/src/list.rs:110:8
[INFO] [stderr]     |
[INFO] [stderr] 94  | impl<T> Node<T> {
[INFO] [stderr]     | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 110 |     fn take(self) -> (T, List<T>) {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `root` and `len` are never read
[INFO] [stderr]   --> collections/src/sync/trie.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr] 8  | pub struct Trie<K, V> {
[INFO] [stderr]    |            ---- fields in this struct
[INFO] [stderr] 9  |     root: NodeRef<K, V>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 10 |     len: usize
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `insert` is never used
[INFO] [stderr]   --> collections/src/sync/trie.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 29 | impl<K: Key, V> NodeRef<K, V> {
[INFO] [stderr]    | ----------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 34 |     pub fn insert<I>(&mut self, mut keys: I, v: V) -> Option<V>
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `value` and `children` are never read
[INFO] [stderr]   --> collections/src/sync/trie.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 48 | struct Node<K, V> {
[INFO] [stderr]    |        ---- fields in this struct
[INFO] [stderr] 49 |     value: Ptr<V>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 50 |     children: Map<K, NodeRef<K, V>>
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `set_value`, `child`, `child_mut`, and `get_or_add_child` are never used
[INFO] [stderr]   --> collections/src/sync/trie.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | impl<K: Key, V> Node<K, V> {
[INFO] [stderr]    | -------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 60 |     fn set_value(&mut self, mut v: V) -> Option<V> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 68 |     fn child(&self, k: &K) -> Option<&NodeRef<K, V>> {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 72 |     fn child_mut(&mut self, k: &K) -> Option<&mut NodeRef<K, V>> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 76 |     fn get_or_add_child(&mut self, k: K) -> &mut NodeRef<K, V> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `collections` (lib) generated 15 warnings (run `cargo fix --lib -p collections` to apply 8 suggestions)
[INFO] [stderr] warning: `collections` (lib test) generated 15 warnings (15 duplicates)
[INFO] [stderr] warning: `shared` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/aio-788b4b5a8e3938c6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/builder-656c6d0260a9d369)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/collections-654b588c879e4346)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test slicemap::test::map_put_and_find ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- slicemap::test::map_put_and_find stdout ----
[INFO] [stdout] StringMap(SliceMap { buf: [119, 111, 114, 100, 51, 119, 111, 114, 100, 50, 119, 111, 114, 100, 53, 119, 111, 114, 100, 52, 119, 111, 114, 100, 49], map: [(0, 3), (5, 2), (10, 5), (15, 4), (20, 1)] })
[INFO] [stdout] thread 'slicemap::test::map_put_and_find' panicked at collections/src/slicemap.rs:158:13:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: None
[INFO] [stdout]  right: Some(1)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x557f7406fe86 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x557f7406fe86 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x557f7406fe86 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x557f7406fe86 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x557f74098cd0 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x557f74098cd0 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x557f7406d8ef - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x557f7406fc64 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x557f7406fc64 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x557f740719d7 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x557f740716bd - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x557f740417a7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x557f740417a7 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x557f74071ff6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x557f74071ff6 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x557f74071d42 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x557f74070386 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x557f74071aa0 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x557f74006cd5 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x557f7400701b - core::panicking::assert_failed_inner::h9f13e27dd63c3a08
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x557f740086be - core::panicking::assert_failed::hd1f451272e26d11b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x557f7400a7eb - collections::slicemap::test::map_put_and_find::h324dda4bb691195d
[INFO] [stdout]                                at /opt/rustwide/workdir/collections/src/slicemap.rs:158:13
[INFO] [stdout]   22:     0x557f7400a407 - collections::slicemap::test::map_put_and_find::{{closure}}::h66856fdb9720e05a
[INFO] [stdout]                                at /opt/rustwide/workdir/collections/src/slicemap.rs:148:26
[INFO] [stdout]   23:     0x557f74007f76 - core::ops::function::FnOnce::call_once::h52cee0c6c38e6e11
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x557f7404707f - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x557f7404707f - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x557f74045e01 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x557f74045e01 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x557f74045e01 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x557f74045e01 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x557f74045e01 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x557f74045e01 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x557f74045e01 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x557f7400d136 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x557f7400d136 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x557f74012197 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x557f74012197 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x557f74012197 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x557f74012197 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x557f74012197 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x557f74012197 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x557f74012197 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x557f74076aa5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x557f74076aa5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x557f74076aa5 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f404ec3dac3 - <unknown>
[INFO] [stdout]   46:     0x7f404eccebf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     slicemap::test::map_put_and_find
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p collections --lib`
[INFO] running `Command { std: "docker" "inspect" "179e419a443c72e993c9f8d04aa7d6b1364bfed047fb410ea8329619098100df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "179e419a443c72e993c9f8d04aa7d6b1364bfed047fb410ea8329619098100df", kill_on_drop: false }`
[INFO] [stdout] 179e419a443c72e993c9f8d04aa7d6b1364bfed047fb410ea8329619098100df
