[INFO] fetching crate memory-cache-rust 0.1.0-alpha...
[INFO] testing memory-cache-rust-0.1.0-alpha against 1.69.0 for beta-1.70-1
[INFO] extracting crate memory-cache-rust 0.1.0-alpha into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate memory-cache-rust 0.1.0-alpha on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate memory-cache-rust 0.1.0-alpha
[INFO] finished tweaking crates.io crate memory-cache-rust 0.1.0-alpha
[INFO] tweaked toml for crates.io crate memory-cache-rust 0.1.0-alpha written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uuid-macro-internal v1.3.2
[INFO] [stderr]   Downloaded seize v0.2.5
[INFO] [stderr]   Downloaded aes-prng v0.2.0
[INFO] [stderr]   Downloaded concache v0.2.1
[INFO] [stderr]   Downloaded syncpool v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60b05589849b13e4943661f684fba5de21eba210572b3b7e9cf7ff6c67e97abb
[INFO] running `Command { std: "docker" "start" "-a" "60b05589849b13e4943661f684fba5de21eba210572b3b7e9cf7ff6c67e97abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60b05589849b13e4943661f684fba5de21eba210572b3b7e9cf7ff6c67e97abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60b05589849b13e4943661f684fba5de21eba210572b3b7e9cf7ff6c67e97abb", kill_on_drop: false }`
[INFO] [stdout] 60b05589849b13e4943661f684fba5de21eba210572b3b7e9cf7ff6c67e97abb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cc681a77e410e24655a4db193b8a694570af0dc20b725adc7655b00fca8d6b0
[INFO] running `Command { std: "docker" "start" "-a" "9cc681a77e410e24655a4db193b8a694570af0dc20b725adc7655b00fca8d6b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling crossbeam v0.3.2
[INFO] [stderr]    Compiling xxhash-rust v0.8.6
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling syncpool v0.1.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling chrono v0.4.24
[INFO] [stderr]    Compiling concache v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling seize v0.2.5
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling libmath v0.2.1
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling aes v0.8.2
[INFO] [stderr]    Compiling timer v0.2.0
[INFO] [stderr]    Compiling aes-prng v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling uuid-macro-internal v1.3.2
[INFO] [stderr]    Compiling uuid v1.3.2
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling memory-cache-rust v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cmsketch.rs:94:51
[INFO] [stdout]    |
[INFO] [stdout] 94 |             s.push_str(format!("{:#02} ", (self.0[(i / 2)] >> ((i & 1) * 4)) & 0x0f).as_str());
[INFO] [stdout]    |                                                   ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 94 -             s.push_str(format!("{:#02} ", (self.0[(i / 2)] >> ((i & 1) * 4)) & 0x0f).as_str());
[INFO] [stdout] 94 +             s.push_str(format!("{:#02} ", (self.0[i / 2] >> ((i & 1) * 4)) & 0x0f).as_str());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/ttl.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |             break;
[INFO] [stdout]    |             ----- any code following this expression is unreachable
[INFO] [stdout] 95 |
[INFO] [stdout] 96 |             break;
[INFO] [stdout]    |             ^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syncpool::prelude`
[INFO] [stdout]  --> src/ring.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use syncpool::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Add`
[INFO] [stdout]  --> src/cache.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::{Add, Deref};
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `entries` is never read
[INFO] [stdout]   --> src/bloom/bbloom.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut entries = 0;
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `locs` is never read
[INFO] [stdout]   --> src/bloom/bbloom.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut locs = 0;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `expiration` is never read
[INFO] [stdout]    --> src/cache.rs:592:17
[INFO] [stdout]     |
[INFO] [stdout] 592 |         let mut expiration: Option<Duration> = None;
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/store.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn deref_mut(&mut self) -> &mut Self::Target {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 72 |         self
[INFO] [stdout]    |         ---- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]    --> src/cache.rs:742:5
[INFO] [stdout]     |
[INFO] [stdout] 742 |     pub fn clear<'g>(&'g self, guard: &'g Guard) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] ...
[INFO] [stdout] 761 |         self.clear(guard);
[INFO] [stdout]     |         ----------------- recursive call site
[INFO] [stdout]     |
[INFO] [stdout]     = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/bloom/bbloom.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |         unsafe {
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/bloom/bbloom.rs:153:32
[INFO] [stdout]     |
[INFO] [stdout] 153 |             bj.filter_set[i] = unsafe { ptr.wrapping_offset(i as isize) as u8 }
[INFO] [stdout]     |                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/policy.rs:191:17
[INFO] [stdout]     |
[INFO] [stdout] 191 |                 unsafe {
[INFO] [stdout]     |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/ring.rs:46:25
[INFO] [stdout]    |
[INFO] [stdout] 44 |             unsafe {
[INFO] [stdout]    |             ------ because it's nested under this `unsafe` block
[INFO] [stdout] 45 |                 let p = self.cons.load(Ordering::SeqCst, guard);
[INFO] [stdout] 46 |                 let p = unsafe {p.as_ptr()};
[INFO] [stdout]    |                         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/ring.rs:47:25
[INFO] [stdout]    |
[INFO] [stdout] 44 |             unsafe {
[INFO] [stdout]    |             ------ because it's nested under this `unsafe` block
[INFO] [stdout] ...
[INFO] [stdout] 47 |                 let p = unsafe {p.as_mut().unwrap()};
[INFO] [stdout]    |                         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/ring.rs:49:39
[INFO] [stdout]    |
[INFO] [stdout] 44 |             unsafe {
[INFO] [stdout]    |             ------ because it's nested under this `unsafe` block
[INFO] [stdout] ...
[INFO] [stdout] 49 |                 if data.is_null() || !unsafe { data.deref() }.is_empty() {
[INFO] [stdout]    |                                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `size_exp` is never read
[INFO] [stdout]   --> src/bloom/bbloom.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Bloom {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     size_exp: u64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `json_encoder` is never used
[INFO] [stdout]    --> src/bloom/bbloom.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn json_encoder(&mut self) -> Vec<u8> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `any_as_u8_slice` is never used
[INFO] [stdout]  --> src/bloom/rutil.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | unsafe fn any_as_u8_slice<T: Sized>(p: &T) -> &[u8] {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_string` is never used
[INFO] [stdout]   --> src/bloom/hasher.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn is_string<T: ?Sized + Any>(_s: &T) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/store.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub(crate) fn new<AV>(key: u64, conflict: u64, value: AV, expiration: Option<Duration>) -> Self
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompareExchangeError` is never constructed
[INFO] [stdout]   --> src/reclaim.rs:81:19
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub(crate) struct CompareExchangeError<'g, T> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Owned` and `Ref` are never constructed
[INFO] [stdout]    --> src/reclaim.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub(crate) enum GuardRef<'g> {
[INFO] [stdout]     |                 -------- variants in this enum
[INFO] [stdout] 157 |     Owned(Guard<'g>),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 158 |     Ref(&'g Guard<'g>),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_box` is never used
[INFO] [stdout]   --> src/reclaim.rs:23:26
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub(crate) unsafe fn into_box(self) -> Box<Linked<T>> {
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `compare_exchange` is never used
[INFO] [stdout]   --> src/reclaim.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub(crate) fn compare_exchange<'g>(
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/cache.rs:917:19
[INFO] [stdout]     |
[INFO] [stdout] 917 |     pub(crate) fn get<'g>(&'g self, t: MetricType, guard: &'g Guard) -> u64 {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `SetsDropped` is never used
[INFO] [stdout]    --> src/cache.rs:931:19
[INFO] [stdout]     |
[INFO] [stdout] 931 |     pub(crate) fn SetsDropped<'g>(&'g self, guard: &'g Guard) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `number_counters` and `max_cost` are never read
[INFO] [stdout]   --> src/policy.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct DefaultPolicy<T> {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 46 |     number_counters: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 47 |     lock: Mutex<()>,
[INFO] [stdout] 48 |     max_cost: i64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `has` is never used
[INFO] [stdout]    --> src/policy.rs:218:12
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn has(&self, key: u64, _guard: &Guard) -> bool {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `close` is never used
[INFO] [stdout]    --> src/policy.rs:236:12
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn close(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cap` is never used
[INFO] [stdout]    --> src/policy.rs:246:12
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn cap(&self) -> i64 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]   --> src/cmsketch.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub  fn reset(&mut self) {
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]   --> src/cmsketch.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn reset(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `string` is never used
[INFO] [stdout]   --> src/cmsketch.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn string(&self) -> String {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RingConsumer` is never used
[INFO] [stdout]   --> src/ring.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type RingConsumer = Box<dyn Fn(Vec<u64>) -> bool>;
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getSize` should have a snake case name
[INFO] [stdout]    --> src/bloom/bbloom.rs:170:4
[INFO] [stdout]     |
[INFO] [stdout] 170 | fn getSize(mut u_i64: u64) -> (u64, u64) {
[INFO] [stdout]     |    ^^^^^^^ help: convert the identifier to snake case: `get_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/cache.rs:593:12
[INFO] [stdout]     |
[INFO] [stdout] 593 |         if ttl.as_millis() < 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `delVal` should have a snake case name
[INFO] [stdout]    --> src/cache.rs:666:29
[INFO] [stdout]     |
[INFO] [stdout] 666 |                         let delVal = dstore.del(&victims[i].key, &0, guard);
[INFO] [stdout]     |                             ^^^^^^ help: convert the identifier to snake case: `del_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `delVal` should have a snake case name
[INFO] [stdout]    --> src/cache.rs:811:29
[INFO] [stdout]     |
[INFO] [stdout] 811 |                         let delVal = store.del(&victims[i].key, &0, guard);
[INFO] [stdout]     |                             ^^^^^^ help: convert the identifier to snake case: `del_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `SetsDropped` should have a snake case name
[INFO] [stdout]    --> src/cache.rs:931:19
[INFO] [stdout]     |
[INFO] [stdout] 931 |     pub(crate) fn SetsDropped<'g>(&'g self, guard: &'g Guard) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^^^^ help: convert the identifier to snake case: `sets_dropped`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `cmDepth` should have an upper case name
[INFO] [stdout]  --> src/cmsketch.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const cmDepth: usize = 4;
[INFO] [stdout]   |       ^^^^^^^ help: convert the identifier to upper case: `CM_DEPTH`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 40 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.64s
[INFO] running `Command { std: "docker" "inspect" "9cc681a77e410e24655a4db193b8a694570af0dc20b725adc7655b00fca8d6b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc681a77e410e24655a4db193b8a694570af0dc20b725adc7655b00fca8d6b0", kill_on_drop: false }`
[INFO] [stdout] 9cc681a77e410e24655a4db193b8a694570af0dc20b725adc7655b00fca8d6b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d817ab01c7b3bd33681e914f83fde96bcb044d0bfdb432df6bcbd1d487f48704
[INFO] running `Command { std: "docker" "start" "-a" "d817ab01c7b3bd33681e914f83fde96bcb044d0bfdb432df6bcbd1d487f48704", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling csv v1.2.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling chrono v0.4.24
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling timer v0.2.0
[INFO] [stderr]    Compiling memory-cache-rust v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cmsketch.rs:94:51
[INFO] [stdout]    |
[INFO] [stdout] 94 |             s.push_str(format!("{:#02} ", (self.0[(i / 2)] >> ((i & 1) * 4)) & 0x0f).as_str());
[INFO] [stdout]    |                                                   ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 94 -             s.push_str(format!("{:#02} ", (self.0[(i / 2)] >> ((i & 1) * 4)) & 0x0f).as_str());
[INFO] [stdout] 94 +             s.push_str(format!("{:#02} ", (self.0[i / 2] >> ((i & 1) * 4)) & 0x0f).as_str());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/ttl.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |             break;
[INFO] [stdout]    |             ----- any code following this expression is unreachable
[INFO] [stdout] 95 |
[INFO] [stdout] 96 |             break;
[INFO] [stdout]    |             ^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syncpool::prelude`
[INFO] [stdout]  --> src/ring.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use syncpool::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Add`
[INFO] [stdout]  --> src/cache.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::{Add, Deref};
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `entries` is never read
[INFO] [stdout]   --> src/bloom/bbloom.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut entries = 0;
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `locs` is never read
[INFO] [stdout]   --> src/bloom/bbloom.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut locs = 0;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `expiration` is never read
[INFO] [stdout]    --> src/cache.rs:592:17
[INFO] [stdout]     |
[INFO] [stdout] 592 |         let mut expiration: Option<Duration> = None;
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/store.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn deref_mut(&mut self) -> &mut Self::Target {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 72 |         self
[INFO] [stdout]    |         ---- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]    --> src/cache.rs:742:5
[INFO] [stdout]     |
[INFO] [stdout] 742 |     pub fn clear<'g>(&'g self, guard: &'g Guard) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] ...
[INFO] [stdout] 761 |         self.clear(guard);
[INFO] [stdout]     |         ----------------- recursive call site
[INFO] [stdout]     |
[INFO] [stdout]     = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/bloom/bbloom.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |         unsafe {
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/bloom/bbloom.rs:153:32
[INFO] [stdout]     |
[INFO] [stdout] 153 |             bj.filter_set[i] = unsafe { ptr.wrapping_offset(i as isize) as u8 }
[INFO] [stdout]     |                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/policy.rs:191:17
[INFO] [stdout]     |
[INFO] [stdout] 191 |                 unsafe {
[INFO] [stdout]     |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/ring.rs:46:25
[INFO] [stdout]    |
[INFO] [stdout] 44 |             unsafe {
[INFO] [stdout]    |             ------ because it's nested under this `unsafe` block
[INFO] [stdout] 45 |                 let p = self.cons.load(Ordering::SeqCst, guard);
[INFO] [stdout] 46 |                 let p = unsafe {p.as_ptr()};
[INFO] [stdout]    |                         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/ring.rs:47:25
[INFO] [stdout]    |
[INFO] [stdout] 44 |             unsafe {
[INFO] [stdout]    |             ------ because it's nested under this `unsafe` block
[INFO] [stdout] ...
[INFO] [stdout] 47 |                 let p = unsafe {p.as_mut().unwrap()};
[INFO] [stdout]    |                         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/ring.rs:49:39
[INFO] [stdout]    |
[INFO] [stdout] 44 |             unsafe {
[INFO] [stdout]    |             ------ because it's nested under this `unsafe` block
[INFO] [stdout] ...
[INFO] [stdout] 49 |                 if data.is_null() || !unsafe { data.deref() }.is_empty() {
[INFO] [stdout]    |                                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `size_exp` is never read
[INFO] [stdout]   --> src/bloom/bbloom.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Bloom {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     size_exp: u64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `json_encoder` is never used
[INFO] [stdout]    --> src/bloom/bbloom.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn json_encoder(&mut self) -> Vec<u8> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `any_as_u8_slice` is never used
[INFO] [stdout]  --> src/bloom/rutil.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | unsafe fn any_as_u8_slice<T: Sized>(p: &T) -> &[u8] {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_string` is never used
[INFO] [stdout]   --> src/bloom/hasher.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn is_string<T: ?Sized + Any>(_s: &T) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/store.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub(crate) fn new<AV>(key: u64, conflict: u64, value: AV, expiration: Option<Duration>) -> Self
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompareExchangeError` is never constructed
[INFO] [stdout]   --> src/reclaim.rs:81:19
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub(crate) struct CompareExchangeError<'g, T> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Owned` and `Ref` are never constructed
[INFO] [stdout]    --> src/reclaim.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub(crate) enum GuardRef<'g> {
[INFO] [stdout]     |                 -------- variants in this enum
[INFO] [stdout] 157 |     Owned(Guard<'g>),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 158 |     Ref(&'g Guard<'g>),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_box` is never used
[INFO] [stdout]   --> src/reclaim.rs:23:26
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub(crate) unsafe fn into_box(self) -> Box<Linked<T>> {
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `compare_exchange` is never used
[INFO] [stdout]   --> src/reclaim.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub(crate) fn compare_exchange<'g>(
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/cache.rs:917:19
[INFO] [stdout]     |
[INFO] [stdout] 917 |     pub(crate) fn get<'g>(&'g self, t: MetricType, guard: &'g Guard) -> u64 {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `SetsDropped` is never used
[INFO] [stdout]    --> src/cache.rs:931:19
[INFO] [stdout]     |
[INFO] [stdout] 931 |     pub(crate) fn SetsDropped<'g>(&'g self, guard: &'g Guard) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `number_counters` and `max_cost` are never read
[INFO] [stdout]   --> src/policy.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct DefaultPolicy<T> {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 46 |     number_counters: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 47 |     lock: Mutex<()>,
[INFO] [stdout] 48 |     max_cost: i64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `has` is never used
[INFO] [stdout]    --> src/policy.rs:218:12
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn has(&self, key: u64, _guard: &Guard) -> bool {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `close` is never used
[INFO] [stdout]    --> src/policy.rs:236:12
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn close(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cap` is never used
[INFO] [stdout]    --> src/policy.rs:246:12
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn cap(&self) -> i64 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]   --> src/cmsketch.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub  fn reset(&mut self) {
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]   --> src/cmsketch.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn reset(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `string` is never used
[INFO] [stdout]   --> src/cmsketch.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn string(&self) -> String {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RingConsumer` is never used
[INFO] [stdout]   --> src/ring.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type RingConsumer = Box<dyn Fn(Vec<u64>) -> bool>;
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getSize` should have a snake case name
[INFO] [stdout]    --> src/bloom/bbloom.rs:170:4
[INFO] [stdout]     |
[INFO] [stdout] 170 | fn getSize(mut u_i64: u64) -> (u64, u64) {
[INFO] [stdout]     |    ^^^^^^^ help: convert the identifier to snake case: `get_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/cache.rs:593:12
[INFO] [stdout]     |
[INFO] [stdout] 593 |         if ttl.as_millis() < 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `delVal` should have a snake case name
[INFO] [stdout]    --> src/cache.rs:666:29
[INFO] [stdout]     |
[INFO] [stdout] 666 |                         let delVal = dstore.del(&victims[i].key, &0, guard);
[INFO] [stdout]     |                             ^^^^^^ help: convert the identifier to snake case: `del_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `delVal` should have a snake case name
[INFO] [stdout]    --> src/cache.rs:811:29
[INFO] [stdout]     |
[INFO] [stdout] 811 |                         let delVal = store.del(&victims[i].key, &0, guard);
[INFO] [stdout]     |                             ^^^^^^ help: convert the identifier to snake case: `del_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `SetsDropped` should have a snake case name
[INFO] [stdout]    --> src/cache.rs:931:19
[INFO] [stdout]     |
[INFO] [stdout] 931 |     pub(crate) fn SetsDropped<'g>(&'g self, guard: &'g Guard) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^^^^ help: convert the identifier to snake case: `sets_dropped`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `cmDepth` should have an upper case name
[INFO] [stdout]  --> src/cmsketch.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const cmDepth: usize = 4;
[INFO] [stdout]   |       ^^^^^^^ help: convert the identifier to upper case: `CM_DEPTH`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 40 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/bloom/haskey.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         ;
[INFO] [stdout]     |         ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cmsketch.rs:94:51
[INFO] [stdout]    |
[INFO] [stdout] 94 |             s.push_str(format!("{:#02} ", (self.0[(i / 2)] >> ((i & 1) * 4)) & 0x0f).as_str());
[INFO] [stdout]    |                                                   ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 94 -             s.push_str(format!("{:#02} ", (self.0[(i / 2)] >> ((i & 1) * 4)) & 0x0f).as_str());
[INFO] [stdout] 94 +             s.push_str(format!("{:#02} ", (self.0[i / 2] >> ((i & 1) * 4)) & 0x0f).as_str());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/ttl.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |             break;
[INFO] [stdout]    |             ----- any code following this expression is unreachable
[INFO] [stdout] 95 |
[INFO] [stdout] 96 |             break;
[INFO] [stdout]    |             ^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syncpool::prelude`
[INFO] [stdout]  --> src/ring.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use syncpool::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Add`
[INFO] [stdout]  --> src/cache.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::{Add, Deref};
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `entries` is never read
[INFO] [stdout]   --> src/bloom/bbloom.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut entries = 0;
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `locs` is never read
[INFO] [stdout]   --> src/bloom/bbloom.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut locs = 0;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `expiration` is never read
[INFO] [stdout]    --> src/cache.rs:592:17
[INFO] [stdout]     |
[INFO] [stdout] 592 |         let mut expiration: Option<Duration> = None;
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/store.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn deref_mut(&mut self) -> &mut Self::Target {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 72 |         self
[INFO] [stdout]    |         ---- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]    --> src/cache.rs:742:5
[INFO] [stdout]     |
[INFO] [stdout] 742 |     pub fn clear<'g>(&'g self, guard: &'g Guard) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] ...
[INFO] [stdout] 761 |         self.clear(guard);
[INFO] [stdout]     |         ----------------- recursive call site
[INFO] [stdout]     |
[INFO] [stdout]     = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/bloom/bbloom.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |         unsafe {
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/bloom/bbloom.rs:153:32
[INFO] [stdout]     |
[INFO] [stdout] 153 |             bj.filter_set[i] = unsafe { ptr.wrapping_offset(i as isize) as u8 }
[INFO] [stdout]     |                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/policy.rs:191:17
[INFO] [stdout]     |
[INFO] [stdout] 191 |                 unsafe {
[INFO] [stdout]     |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/ring.rs:46:25
[INFO] [stdout]    |
[INFO] [stdout] 44 |             unsafe {
[INFO] [stdout]    |             ------ because it's nested under this `unsafe` block
[INFO] [stdout] 45 |                 let p = self.cons.load(Ordering::SeqCst, guard);
[INFO] [stdout] 46 |                 let p = unsafe {p.as_ptr()};
[INFO] [stdout]    |                         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/ring.rs:47:25
[INFO] [stdout]    |
[INFO] [stdout] 44 |             unsafe {
[INFO] [stdout]    |             ------ because it's nested under this `unsafe` block
[INFO] [stdout] ...
[INFO] [stdout] 47 |                 let p = unsafe {p.as_mut().unwrap()};
[INFO] [stdout]    |                         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/ring.rs:49:39
[INFO] [stdout]    |
[INFO] [stdout] 44 |             unsafe {
[INFO] [stdout]    |             ------ because it's nested under this `unsafe` block
[INFO] [stdout] ...
[INFO] [stdout] 49 |                 if data.is_null() || !unsafe { data.deref() }.is_empty() {
[INFO] [stdout]    |                                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `size_exp` is never read
[INFO] [stdout]   --> src/bloom/bbloom.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Bloom {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     size_exp: u64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `json_encoder` is never used
[INFO] [stdout]    --> src/bloom/bbloom.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn json_encoder(&mut self) -> Vec<u8> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `any_as_u8_slice` is never used
[INFO] [stdout]  --> src/bloom/rutil.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | unsafe fn any_as_u8_slice<T: Sized>(p: &T) -> &[u8] {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_string` is never used
[INFO] [stdout]   --> src/bloom/hasher.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn is_string<T: ?Sized + Any>(_s: &T) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITER` is never used
[INFO] [stdout]    --> src/store.rs:283:11
[INFO] [stdout]     |
[INFO] [stdout] 283 |     const ITER: u64 = 32 * 1024;
[INFO] [stdout]     |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompareExchangeError` is never constructed
[INFO] [stdout]   --> src/reclaim.rs:81:19
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub(crate) struct CompareExchangeError<'g, T> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Owned` and `Ref` are never constructed
[INFO] [stdout]    --> src/reclaim.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub(crate) enum GuardRef<'g> {
[INFO] [stdout]     |                 -------- variants in this enum
[INFO] [stdout] 157 |     Owned(Guard<'g>),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 158 |     Ref(&'g Guard<'g>),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_box` is never used
[INFO] [stdout]   --> src/reclaim.rs:23:26
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub(crate) unsafe fn into_box(self) -> Box<Linked<T>> {
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `compare_exchange` is never used
[INFO] [stdout]   --> src/reclaim.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub(crate) fn compare_exchange<'g>(
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/cache.rs:917:19
[INFO] [stdout]     |
[INFO] [stdout] 917 |     pub(crate) fn get<'g>(&'g self, t: MetricType, guard: &'g Guard) -> u64 {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `SetsDropped` is never used
[INFO] [stdout]    --> src/cache.rs:931:19
[INFO] [stdout]     |
[INFO] [stdout] 931 |     pub(crate) fn SetsDropped<'g>(&'g self, guard: &'g Guard) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `number_counters` and `max_cost` are never read
[INFO] [stdout]   --> src/policy.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct DefaultPolicy<T> {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 46 |     number_counters: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 47 |     lock: Mutex<()>,
[INFO] [stdout] 48 |     max_cost: i64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `close` is never used
[INFO] [stdout]    --> src/policy.rs:236:12
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn close(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RingConsumer` is never used
[INFO] [stdout]   --> src/ring.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type RingConsumer = Box<dyn Fn(Vec<u64>) -> bool>;
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getSize` should have a snake case name
[INFO] [stdout]    --> src/bloom/bbloom.rs:170:4
[INFO] [stdout]     |
[INFO] [stdout] 170 | fn getSize(mut u_i64: u64) -> (u64, u64) {
[INFO] [stdout]     |    ^^^^^^^ help: convert the identifier to snake case: `get_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/cache.rs:593:12
[INFO] [stdout]     |
[INFO] [stdout] 593 |         if ttl.as_millis() < 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `delVal` should have a snake case name
[INFO] [stdout]    --> src/cache.rs:666:29
[INFO] [stdout]     |
[INFO] [stdout] 666 |                         let delVal = dstore.del(&victims[i].key, &0, guard);
[INFO] [stdout]     |                             ^^^^^^ help: convert the identifier to snake case: `del_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `delVal` should have a snake case name
[INFO] [stdout]    --> src/cache.rs:811:29
[INFO] [stdout]     |
[INFO] [stdout] 811 |                         let delVal = store.del(&victims[i].key, &0, guard);
[INFO] [stdout]     |                             ^^^^^^ help: convert the identifier to snake case: `del_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `SetsDropped` should have a snake case name
[INFO] [stdout]    --> src/cache.rs:931:19
[INFO] [stdout]     |
[INFO] [stdout] 931 |     pub(crate) fn SetsDropped<'g>(&'g self, guard: &'g Guard) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^^^^ help: convert the identifier to snake case: `sets_dropped`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/cache.rs:1080:9
[INFO] [stdout]      |
[INFO] [stdout] 1080 |         t1.join();
[INFO] [stdout]      |         ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/cache.rs:1081:9
[INFO] [stdout]      |
[INFO] [stdout] 1081 |         t2.join();
[INFO] [stdout]      |         ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/cache.rs:1082:9
[INFO] [stdout]      |
[INFO] [stdout] 1082 |         t3.join();
[INFO] [stdout]      |         ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/cache.rs:1083:9
[INFO] [stdout]      |
[INFO] [stdout] 1083 |         t4.join();
[INFO] [stdout]      |         ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `cmDepth` should have an upper case name
[INFO] [stdout]  --> src/cmsketch.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const cmDepth: usize = 4;
[INFO] [stdout]   |       ^^^^^^^ help: convert the identifier to upper case: `CM_DEPTH`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `TestSketchClear` should have a snake case name
[INFO] [stdout]    --> src/cmsketch.rs:132:8
[INFO] [stdout]     |
[INFO] [stdout] 132 |     fn TestSketchClear() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_sketch_clear`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 41 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.00s
[INFO] running `Command { std: "docker" "inspect" "d817ab01c7b3bd33681e914f83fde96bcb044d0bfdb432df6bcbd1d487f48704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d817ab01c7b3bd33681e914f83fde96bcb044d0bfdb432df6bcbd1d487f48704", kill_on_drop: false }`
[INFO] [stdout] d817ab01c7b3bd33681e914f83fde96bcb044d0bfdb432df6bcbd1d487f48704
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d2da657232464077d1003894ddda55c9fd6bc5b514bc5459cef54e7db011021
[INFO] running `Command { std: "docker" "start" "-a" "5d2da657232464077d1003894ddda55c9fd6bc5b514bc5459cef54e7db011021", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]   --> src/cmsketch.rs:94:51
[INFO] [stderr]    |
[INFO] [stderr] 94 |             s.push_str(format!("{:#02} ", (self.0[(i / 2)] >> ((i & 1) * 4)) & 0x0f).as_str());
[INFO] [stderr]    |                                                   ^     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 94 -             s.push_str(format!("{:#02} ", (self.0[(i / 2)] >> ((i & 1) * 4)) & 0x0f).as_str());
[INFO] [stderr] 94 +             s.push_str(format!("{:#02} ", (self.0[i / 2] >> ((i & 1) * 4)) & 0x0f).as_str());
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/ttl.rs:96:13
[INFO] [stderr]    |
[INFO] [stderr] 94 |             break;
[INFO] [stderr]    |             ----- any code following this expression is unreachable
[INFO] [stderr] 95 |
[INFO] [stderr] 96 |             break;
[INFO] [stderr]    |             ^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `syncpool::prelude`
[INFO] [stderr]  --> src/ring.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use syncpool::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Add`
[INFO] [stderr]  --> src/cache.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::ops::{Add, Deref};
[INFO] [stderr]   |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `entries` is never read
[INFO] [stderr]   --> src/bloom/bbloom.rs:35:17
[INFO] [stderr]    |
[INFO] [stderr] 35 |         let mut entries = 0;
[INFO] [stderr]    |                 ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `locs` is never read
[INFO] [stderr]   --> src/bloom/bbloom.rs:36:17
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let mut locs = 0;
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `expiration` is never read
[INFO] [stderr]    --> src/cache.rs:592:17
[INFO] [stderr]     |
[INFO] [stderr] 592 |         let mut expiration: Option<Duration> = None;
[INFO] [stderr]     |                 ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: function cannot return without recursing
[INFO] [stderr]   --> src/store.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn deref_mut(&mut self) -> &mut Self::Target {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stderr] 72 |         self
[INFO] [stderr]    |         ---- recursive call site
[INFO] [stderr]    |
[INFO] [stderr]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stderr]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function cannot return without recursing
[INFO] [stderr]    --> src/cache.rs:742:5
[INFO] [stderr]     |
[INFO] [stderr] 742 |     pub fn clear<'g>(&'g self, guard: &'g Guard) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stderr] ...
[INFO] [stderr] 761 |         self.clear(guard);
[INFO] [stderr]     |         ----------------- recursive call site
[INFO] [stderr]     |
[INFO] [stderr]     = help: a `loop` may express intention better if this is on purpose
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/bloom/bbloom.rs:133:9
[INFO] [stderr]     |
[INFO] [stderr] 133 |         unsafe {
[INFO] [stderr]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/bloom/bbloom.rs:153:32
[INFO] [stderr]     |
[INFO] [stderr] 153 |             bj.filter_set[i] = unsafe { ptr.wrapping_offset(i as isize) as u8 }
[INFO] [stderr]     |                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/policy.rs:191:17
[INFO] [stderr]     |
[INFO] [stderr] 191 |                 unsafe {
[INFO] [stderr]     |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/ring.rs:46:25
[INFO] [stderr]    |
[INFO] [stderr] 44 |             unsafe {
[INFO] [stderr]    |             ------ because it's nested under this `unsafe` block
[INFO] [stderr] 45 |                 let p = self.cons.load(Ordering::SeqCst, guard);
[INFO] [stderr] 46 |                 let p = unsafe {p.as_ptr()};
[INFO] [stderr]    |                         ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/ring.rs:47:25
[INFO] [stderr]    |
[INFO] [stderr] 44 |             unsafe {
[INFO] [stderr]    |             ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 47 |                 let p = unsafe {p.as_mut().unwrap()};
[INFO] [stderr]    |                         ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/ring.rs:49:39
[INFO] [stderr]    |
[INFO] [stderr] 44 |             unsafe {
[INFO] [stderr]    |             ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 49 |                 if data.is_null() || !unsafe { data.deref() }.is_empty() {
[INFO] [stderr]    |                                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: field `size_exp` is never read
[INFO] [stderr]   --> src/bloom/bbloom.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct Bloom {
[INFO] [stderr]    |            ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 19 |     size_exp: u64,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `json_encoder` is never used
[INFO] [stderr]    --> src/bloom/bbloom.rs:145:8
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn json_encoder(&mut self) -> Vec<u8> {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `any_as_u8_slice` is never used
[INFO] [stderr]  --> src/bloom/rutil.rs:7:11
[INFO] [stderr]   |
[INFO] [stderr] 7 | unsafe fn any_as_u8_slice<T: Sized>(p: &T) -> &[u8] {
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_string` is never used
[INFO] [stderr]   --> src/bloom/hasher.rs:58:4
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn is_string<T: ?Sized + Any>(_s: &T) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/store.rs:23:19
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub(crate) fn new<AV>(key: u64, conflict: u64, value: AV, expiration: Option<Duration>) -> Self
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CompareExchangeError` is never constructed
[INFO] [stderr]   --> src/reclaim.rs:81:19
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub(crate) struct CompareExchangeError<'g, T> {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Owned` and `Ref` are never constructed
[INFO] [stderr]    --> src/reclaim.rs:157:5
[INFO] [stderr]     |
[INFO] [stderr] 156 | pub(crate) enum GuardRef<'g> {
[INFO] [stderr]     |                 -------- variants in this enum
[INFO] [stderr] 157 |     Owned(Guard<'g>),
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 158 |     Ref(&'g Guard<'g>),
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `into_box` is never used
[INFO] [stderr]   --> src/reclaim.rs:23:26
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub(crate) unsafe fn into_box(self) -> Box<Linked<T>> {
[INFO] [stderr]    |                          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `compare_exchange` is never used
[INFO] [stderr]   --> src/reclaim.rs:36:19
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub(crate) fn compare_exchange<'g>(
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get` is never used
[INFO] [stderr]    --> src/cache.rs:917:19
[INFO] [stderr]     |
[INFO] [stderr] 917 |     pub(crate) fn get<'g>(&'g self, t: MetricType, guard: &'g Guard) -> u64 {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `SetsDropped` is never used
[INFO] [stderr]    --> src/cache.rs:931:19
[INFO] [stderr]     |
[INFO] [stderr] 931 |     pub(crate) fn SetsDropped<'g>(&'g self, guard: &'g Guard) -> u64 {
[INFO] [stderr]     |                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `number_counters` and `max_cost` are never read
[INFO] [stderr]   --> src/policy.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub struct DefaultPolicy<T> {
[INFO] [stderr]    |            ------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 46 |     number_counters: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 47 |     lock: Mutex<()>,
[INFO] [stderr] 48 |     max_cost: i64,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `has` is never used
[INFO] [stderr]    --> src/policy.rs:218:12
[INFO] [stderr]     |
[INFO] [stderr] 218 |     pub fn has(&self, key: u64, _guard: &Guard) -> bool {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `close` is never used
[INFO] [stderr]    --> src/policy.rs:236:12
[INFO] [stderr]     |
[INFO] [stderr] 236 |     pub fn close(&mut self) {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `cap` is never used
[INFO] [stderr]    --> src/policy.rs:246:12
[INFO] [stderr]     |
[INFO] [stderr] 246 |     pub fn cap(&self) -> i64 {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `reset` is never used
[INFO] [stderr]   --> src/cmsketch.rs:58:13
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub  fn reset(&mut self) {
[INFO] [stderr]    |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `reset` is never used
[INFO] [stderr]   --> src/cmsketch.rs:85:8
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn reset(&mut self) {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `string` is never used
[INFO] [stderr]   --> src/cmsketch.rs:91:8
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn string(&self) -> String {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `RingConsumer` is never used
[INFO] [stderr]   --> src/ring.rs:10:10
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub type RingConsumer = Box<dyn Fn(Vec<u64>) -> bool>;
[INFO] [stderr]    |          ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `getSize` should have a snake case name
[INFO] [stderr]    --> src/bloom/bbloom.rs:170:4
[INFO] [stderr]     |
[INFO] [stderr] 170 | fn getSize(mut u_i64: u64) -> (u64, u64) {
[INFO] [stderr]     |    ^^^^^^^ help: convert the identifier to snake case: `get_size`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]    --> src/cache.rs:593:12
[INFO] [stderr]     |
[INFO] [stderr] 593 |         if ttl.as_millis() < 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `delVal` should have a snake case name
[INFO] [stderr]    --> src/cache.rs:666:29
[INFO] [stderr]     |
[INFO] [stderr] 666 |                         let delVal = dstore.del(&victims[i].key, &0, guard);
[INFO] [stderr]     |                             ^^^^^^ help: convert the identifier to snake case: `del_val`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `delVal` should have a snake case name
[INFO] [stderr]    --> src/cache.rs:811:29
[INFO] [stderr]     |
[INFO] [stderr] 811 |                         let delVal = store.del(&victims[i].key, &0, guard);
[INFO] [stderr]     |                             ^^^^^^ help: convert the identifier to snake case: `del_val`
[INFO] [stderr] 
[INFO] [stderr] warning: method `SetsDropped` should have a snake case name
[INFO] [stderr]    --> src/cache.rs:931:19
[INFO] [stderr]     |
[INFO] [stderr] 931 |     pub(crate) fn SetsDropped<'g>(&'g self, guard: &'g Guard) -> u64 {
[INFO] [stderr]     |                   ^^^^^^^^^^^ help: convert the identifier to snake case: `sets_dropped`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `cmDepth` should have an upper case name
[INFO] [stderr]  --> src/cmsketch.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 | const cmDepth: usize = 4;
[INFO] [stderr]   |       ^^^^^^^ help: convert the identifier to upper case: `CM_DEPTH`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `memory-cache-rust` (lib) generated 40 warnings (run `cargo fix --lib -p memory-cache-rust` to apply 1 suggestion)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/bloom/haskey.rs:173:9
[INFO] [stderr]     |
[INFO] [stderr] 173 |         ;
[INFO] [stderr]     |         ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ITER` is never used
[INFO] [stderr]    --> src/store.rs:283:11
[INFO] [stderr]     |
[INFO] [stderr] 283 |     const ITER: u64 = 32 * 1024;
[INFO] [stderr]     |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]     --> src/cache.rs:1080:9
[INFO] [stderr]      |
[INFO] [stderr] 1080 |         t1.join();
[INFO] [stderr]      |         ^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]     --> src/cache.rs:1081:9
[INFO] [stderr]      |
[INFO] [stderr] 1081 |         t2.join();
[INFO] [stderr]      |         ^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]     --> src/cache.rs:1082:9
[INFO] [stderr]      |
[INFO] [stderr] 1082 |         t3.join();
[INFO] [stderr]      |         ^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]     --> src/cache.rs:1083:9
[INFO] [stderr]      |
[INFO] [stderr] 1083 |         t4.join();
[INFO] [stderr]      |         ^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: function `TestSketchClear` should have a snake case name
[INFO] [stderr]    --> src/cmsketch.rs:132:8
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn TestSketchClear() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_sketch_clear`
[INFO] [stderr] 
[INFO] [stderr] warning: `memory-cache-rust` (lib test) generated 41 warnings (34 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/memory_cache_rust-964544cb356db4d6)
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test bloom::bbloom::tests::oprator_test ... ok
[INFO] [stdout] test bloom::haskey::tests::test_hash ... ok
[INFO] [stdout] test bloom::hasher::tests::test_hash ... ok
[INFO] [stdout] test cache::tests::check ... ok
[INFO] [stdout] test bloom::bbloom::tests::test_has ... ok
[INFO] [stdout] test cmsketch::tests::test_sketch_reset ... ok
[INFO] [stdout] test cmsketch::tests::TestSketchClear ... ok
[INFO] [stdout] test cmsketch::tests::test_next_2_power ... ok
[INFO] [stdout] test cmsketch::tests::test_sketch_estimate ... ok
[INFO] [stdout] test policy::tests::test_lfu_add ... ok
[INFO] [stdout] test policy::tests::test_lfu_clear ... ok
[INFO] [stdout] test policy::tests::test_policy_cost ... ok
[INFO] [stdout] test cache::tests::testclone ... ok
[INFO] [stdout] test policy::tests::test_policy_del ... ok
[INFO] [stdout] test policy::tests::test_policy_cap ... ok
[INFO] [stdout] test policy::tests::test_policy_clear ... ok
[INFO] [stdout] test ring::tests::test_ring_drain ... ok
[INFO] [stdout] test policy::tests::test_lfu_update ... ok
[INFO] [stdout] test policy::tests::test_policy_update ... ok
[INFO] [stdout] test store::tests::test_set_collision ... ok
[INFO] [stdout] test policy::tests::test_policy_policy_add ... ok
[INFO] [stdout] test cmsketch::tests::test_sketch_increment ... ok
[INFO] [stdout] test store::tests::test_set_get ... ok
[INFO] [stdout] test store::tests::test_set_update ... ok
[INFO] [stdout] test cmsketch::tests::test_sketch ... ok
[INFO] [stdout] test store::tests::test_set_clear ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test store::tests::test_set_del ... ok
[INFO] [stdout] test policy::tests::test_lfu_del ... ok
[INFO] [stdout] test policy::tests::test_policy_policy_push ... ok
[INFO] [stdout] test cache::tests::test_sotre_set_get_thread ... ok
[INFO] [stdout] test cache::tests::test_cache_key_to_hash ... ok
[INFO] [stdout] test cache::tests::test_cache_insert_thread ... ok
[INFO] [stdout] test cache::tests::test_cache_with_ttl ... ok
[INFO] [stdout] test cache::tests::test_cache_with_ttl2 ... ok
[INFO] [stdout] test bloom::bbloom::tests::test_number_of_wrong ... ok
[INFO] [stdout] test cache::tests::test_cache_key_to_hash_thread ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.82s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/cache.rs (/opt/rustwide/target/debug/deps/cache-240df90c6d08fb60)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_cache_key_to_hash ... ok
[INFO] [stdout] test test_cache_with_ttl2 ... ok
[INFO] [stdout] test test_cache_key_to_hash_thread ... ok
[INFO] [stdout] test test_cache_with_ttl_without_timmer ... ok
[INFO] [stdout] test test_cache_with_ttl ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests memory-cache-rust
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]   --> /opt/rustwide/workdir/src/cmsketch.rs:94:51
[INFO] [stderr]    |
[INFO] [stderr] 94 |             s.push_str(format!("{:#02} ", (self.0[(i / 2)] >> ((i & 1) * 4)) & 0x0f).as_str());
[INFO] [stderr]    |                                                   ^     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 94 -             s.push_str(format!("{:#02} ", (self.0[(i / 2)] >> ((i & 1) * 4)) & 0x0f).as_str());
[INFO] [stderr] 94 +             s.push_str(format!("{:#02} ", (self.0[i / 2] >> ((i & 1) * 4)) & 0x0f).as_str());
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5d2da657232464077d1003894ddda55c9fd6bc5b514bc5459cef54e7db011021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d2da657232464077d1003894ddda55c9fd6bc5b514bc5459cef54e7db011021", kill_on_drop: false }`
[INFO] [stdout] 5d2da657232464077d1003894ddda55c9fd6bc5b514bc5459cef54e7db011021
