[INFO] fetching crate algorithm 0.1.18...
[INFO] testing algorithm-0.1.18 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate algorithm 0.1.18 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate algorithm 0.1.18
[INFO] finished tweaking crates.io crate algorithm 0.1.18
[INFO] tweaked toml for crates.io crate algorithm 0.1.18 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate algorithm 0.1.18 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate algorithm 0.1.18 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20ac65a0bb40418f33a0c8f156ec534bc4ec2cc4478479fc5c2142429f630cbd
[INFO] running `Command { std: "docker" "start" "-a" "20ac65a0bb40418f33a0c8f156ec534bc4ec2cc4478479fc5c2142429f630cbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20ac65a0bb40418f33a0c8f156ec534bc4ec2cc4478479fc5c2142429f630cbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20ac65a0bb40418f33a0c8f156ec534bc4ec2cc4478479fc5c2142429f630cbd", kill_on_drop: false }`
[INFO] [stdout] 20ac65a0bb40418f33a0c8f156ec534bc4ec2cc4478479fc5c2142429f630cbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 207da00d93adc5e293a1d689792f45e0b15756c24d3c7e649bd2eefc39b54bd5
[INFO] running `Command { std: "docker" "start" "-a" "207da00d93adc5e293a1d689792f45e0b15756c24d3c7e649bd2eefc39b54bd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling allocator-api2 v0.2.18
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.74
[INFO] [stderr]    Compiling algorithm-macro v0.1.0
[INFO] [stderr]    Compiling algorithm v0.1.18 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ttl_hashmap::TtlHashMap`
[INFO] [stdout]  --> src/map/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use ttl_hashmap::TtlHashMap;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TtlHashMap` is never constructed
[INFO] [stdout]  --> src/map/ttl_hashmap.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct TtlHashMap {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/cache/lru.rs:720:66
[INFO] [stdout]     |
[INFO] [stdout] 720 |     pub fn get_or_insert_mut<'a, F>(&'a mut self, k: K, f: F) -> &mut V
[INFO] [stdout]     |                                      --                          ^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 720 |     pub fn get_or_insert_mut<'a, F>(&'a mut self, k: K, f: F) -> &'a mut V
[INFO] [stdout]     |                                                                   ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/tree/rbtree.rs:1407:17
[INFO] [stdout]      |
[INFO] [stdout] 1407 |     pub fn keys(&self) -> Keys<K, V> {
[INFO] [stdout]      |                 ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1407 |     pub fn keys(&self) -> Keys<'_, K, V> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/tree/rbtree.rs:1413:19
[INFO] [stdout]      |
[INFO] [stdout] 1413 |     pub fn values(&self) -> Values<K, V> {
[INFO] [stdout]      |                   ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                   |
[INFO] [stdout]      |                   the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1413 |     pub fn values(&self) -> Values<'_, K, V> {
[INFO] [stdout]      |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/tree/rbtree.rs:1419:23
[INFO] [stdout]      |
[INFO] [stdout] 1419 |     pub fn values_mut(&mut self) -> ValuesMut<K, V> {
[INFO] [stdout]      |                       ^^^^^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                       |
[INFO] [stdout]      |                       the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1419 |     pub fn values_mut(&mut self) -> ValuesMut<'_, K, V> {
[INFO] [stdout]      |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/tree/rbtree.rs:1427:17
[INFO] [stdout]      |
[INFO] [stdout] 1427 |     pub fn iter(&self) -> Iter<K, V> {
[INFO] [stdout]      |                 ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1427 |     pub fn iter(&self) -> Iter<'_, K, V> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/tree/rbtree.rs:1438:21
[INFO] [stdout]      |
[INFO] [stdout] 1438 |     pub fn iter_mut(&mut self) -> IterMut<K, V> {
[INFO] [stdout]      |                     ^^^^^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1438 |     pub fn iter_mut(&mut self) -> IterMut<'_, K, V> {
[INFO] [stdout]      |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/timer/timer_wheel.rs:513:25
[INFO] [stdout]     |
[INFO] [stdout] 513 |                     if !(*wheel).slots[index as usize].is_empty() {
[INFO] [stdout]     |                         ^^-----^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this raw pointer has type `*mut OneTimerWheel<T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec<Vec<timer_wheel::Entry<T>>>`
[INFO] [stdout]    --> src/timer/timer_wheel.rs:513:25
[INFO] [stdout]     |
[INFO] [stdout] 513 |                     if !(*wheel).slots[index as usize].is_empty() {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[deny(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 513 |                     if !(&(*wheel).slots)[index as usize].is_empty() {
[INFO] [stdout]     |                         ++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `algorithm` (lib) due to 1 previous error; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "207da00d93adc5e293a1d689792f45e0b15756c24d3c7e649bd2eefc39b54bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "207da00d93adc5e293a1d689792f45e0b15756c24d3c7e649bd2eefc39b54bd5", kill_on_drop: false }`
[INFO] [stdout] 207da00d93adc5e293a1d689792f45e0b15756c24d3c7e649bd2eefc39b54bd5
