[INFO] cloning repository https://github.com/zhanto97/concurrent-hash-table [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhanto97/concurrent-hash-table" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhanto97%2Fconcurrent-hash-table", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhanto97%2Fconcurrent-hash-table'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 75c39f07f76dfa47f489c129c47593141b36a602 [INFO] checking zhanto97/concurrent-hash-table against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhanto97%2Fconcurrent-hash-table" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zhanto97/concurrent-hash-table on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zhanto97/concurrent-hash-table [INFO] finished tweaking git repo https://github.com/zhanto97/concurrent-hash-table [INFO] tweaked toml for git repo https://github.com/zhanto97/concurrent-hash-table written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/zhanto97/concurrent-hash-table already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6eff342de8e9120470d9e9ca620a679e8c0785038d48d1ae1e541e72e09316ec [INFO] running `Command { std: "docker" "start" "-a" "6eff342de8e9120470d9e9ca620a679e8c0785038d48d1ae1e541e72e09316ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6eff342de8e9120470d9e9ca620a679e8c0785038d48d1ae1e541e72e09316ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6eff342de8e9120470d9e9ca620a679e8c0785038d48d1ae1e541e72e09316ec", kill_on_drop: false }` [INFO] [stdout] 6eff342de8e9120470d9e9ca620a679e8c0785038d48d1ae1e541e72e09316ec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ce048745db7b70d8be1f7e90f0254dc92468b516236b3c9c381079ccbc2b2319 [INFO] running `Command { std: "docker" "start" "-a" "ce048745db7b70d8be1f7e90f0254dc92468b516236b3c9c381079ccbc2b2319", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling const_fn v0.4.4 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling nix v0.18.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking lock v0.1.0 (https://github.com/kaist-cp/cs492-concur#d96c99ab) [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking lockfree v0.1.0 (https://github.com/kaist-cp/cs492-concur#d96c99ab) [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking ctrlc v3.1.7 [INFO] [stderr] Compiling arr_macro_impl v0.1.3 [INFO] [stderr] Checking arr_macro v0.1.3 [INFO] [stderr] Checking cs492-concur-homework v0.1.0 (https://github.com/kaist-cp/cs492-concur#d96c99ab) [INFO] [stderr] Checking hash_table v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Shared` [INFO] [stdout] --> src/growable_array.rs:6:67 [INFO] [stdout] | [INFO] [stdout] 6 | use crossbeam_epoch::{unprotected, Atomic, Guard, Owned, Pointer, Shared}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::mem` [INFO] [stdout] --> src/split_ordered_list.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use core::mem; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/split_ordered_list.rs:51:16 [INFO] [stdout] | [INFO] [stdout] 51 | if (parent <= bucket_index) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/split_ordered_list.rs:67:20 [INFO] [stdout] | [INFO] [stdout] 67 | if (found) { [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/split_ordered_list.rs:89:12 [INFO] [stdout] | [INFO] [stdout] 89 | if (bucket_index == 0 && current.is_null()) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/split_ordered_list.rs:106:12 [INFO] [stdout] | [INFO] [stdout] 106 | if (parent.is_null()) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/split_ordered_list.rs:120:12 [INFO] [stdout] | [INFO] [stdout] 120 | if (pointer.is_null()) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/split_ordered_list.rs:179:16 [INFO] [stdout] | [INFO] [stdout] 179 | if (found) { [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/split_ordered_list.rs:193:12 [INFO] [stdout] | [INFO] [stdout] 193 | if (count / size > SplitOrderedList::::LOAD_FACTOR) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Shared` [INFO] [stdout] --> src/growable_array.rs:6:67 [INFO] [stdout] | [INFO] [stdout] 6 | use crossbeam_epoch::{unprotected, Atomic, Guard, Owned, Pointer, Shared}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::mem` [INFO] [stdout] --> src/split_ordered_list.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use core::mem; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/split_ordered_list.rs:51:16 [INFO] [stdout] | [INFO] [stdout] 51 | if (parent <= bucket_index) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/split_ordered_list.rs:67:20 [INFO] [stdout] | [INFO] [stdout] 67 | if (found) { [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/split_ordered_list.rs:89:12 [INFO] [stdout] | [INFO] [stdout] 89 | if (bucket_index == 0 && current.is_null()) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/split_ordered_list.rs:106:12 [INFO] [stdout] | [INFO] [stdout] 106 | if (parent.is_null()) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/split_ordered_list.rs:120:12 [INFO] [stdout] | [INFO] [stdout] 120 | if (pointer.is_null()) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/split_ordered_list.rs:179:16 [INFO] [stdout] | [INFO] [stdout] 179 | if (found) { [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/split_ordered_list.rs:193:12 [INFO] [stdout] | [INFO] [stdout] 193 | if (count / size > SplitOrderedList::::LOAD_FACTOR) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/split_ordered_list.rs:194:23 [INFO] [stdout] | [INFO] [stdout] 194 | self.size.compare_and_swap(size, size * 2, Ordering::AcqRel); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/split_ordered_list.rs:157:14 [INFO] [stdout] | [INFO] [stdout] 157 | let (size, found, cursor) = self.find(key, guard); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/split_ordered_list.rs:178:18 [INFO] [stdout] | [INFO] [stdout] 178 | let (size, found, mut cursor) = self.find(key, guard); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/split_ordered_list.rs:203:18 [INFO] [stdout] | [INFO] [stdout] 203 | let (size, found, cursor) = self.find(key, guard); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/split_ordered_list.rs:194:23 [INFO] [stdout] | [INFO] [stdout] 194 | self.size.compare_and_swap(size, size * 2, Ordering::AcqRel); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/split_ordered_list.rs:157:14 [INFO] [stdout] | [INFO] [stdout] 157 | let (size, found, cursor) = self.find(key, guard); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/split_ordered_list.rs:178:18 [INFO] [stdout] | [INFO] [stdout] 178 | let (size, found, mut cursor) = self.find(key, guard); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/split_ordered_list.rs:203:18 [INFO] [stdout] | [INFO] [stdout] 203 | let (size, found, cursor) = self.find(key, guard); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/split_ordered_list.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | let mut current = self [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/split_ordered_list.rs:102:13 [INFO] [stdout] | [INFO] [stdout] 102 | let mut parent = self [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/split_ordered_list.rs:124:13 [INFO] [stdout] | [INFO] [stdout] 124 | let mut cursor = [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/growable_array.rs:258:17 [INFO] [stdout] | [INFO] [stdout] 258 | / self.root.compare_and_set( [INFO] [stdout] 259 | | root, [INFO] [stdout] 260 | | new_root.with_tag(new_root_height), [INFO] [stdout] 261 | | Ordering::AcqRel, [INFO] [stdout] 262 | | guard, [INFO] [stdout] 263 | | ); [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [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/growable_array.rs:295:17 [INFO] [stdout] | [INFO] [stdout] 295 | / (*reference).compare_and_set( [INFO] [stdout] 296 | | temp, [INFO] [stdout] 297 | | new_child.with_tag(new_child_height), [INFO] [stdout] 298 | | Ordering::AcqRel, [INFO] [stdout] 299 | | guard, [INFO] [stdout] 300 | | ); [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/growable_array.rs:314:13 [INFO] [stdout] | [INFO] [stdout] 314 | / self.root.compare_and_set( [INFO] [stdout] 315 | | root, [INFO] [stdout] 316 | | new_root.with_tag(new_root_height), [INFO] [stdout] 317 | | Ordering::AcqRel, [INFO] [stdout] 318 | | guard, [INFO] [stdout] 319 | | ); [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/split_ordered_list.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | / self.buckets.get(0, guard).compare_and_set( [INFO] [stdout] 93 | | current, [INFO] [stdout] 94 | | cursor.curr(), [INFO] [stdout] 95 | | Ordering::AcqRel, [INFO] [stdout] 96 | | guard, [INFO] [stdout] 97 | | ); [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: variable does not need to be mutable [INFO] [stdout] --> src/split_ordered_list.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | let mut current = self [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/split_ordered_list.rs:102:13 [INFO] [stdout] | [INFO] [stdout] 102 | let mut parent = self [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/split_ordered_list.rs:124:13 [INFO] [stdout] | [INFO] [stdout] 124 | let mut cursor = [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/growable_array.rs:258:17 [INFO] [stdout] | [INFO] [stdout] 258 | / self.root.compare_and_set( [INFO] [stdout] 259 | | root, [INFO] [stdout] 260 | | new_root.with_tag(new_root_height), [INFO] [stdout] 261 | | Ordering::AcqRel, [INFO] [stdout] 262 | | guard, [INFO] [stdout] 263 | | ); [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [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/growable_array.rs:295:17 [INFO] [stdout] | [INFO] [stdout] 295 | / (*reference).compare_and_set( [INFO] [stdout] 296 | | temp, [INFO] [stdout] 297 | | new_child.with_tag(new_child_height), [INFO] [stdout] 298 | | Ordering::AcqRel, [INFO] [stdout] 299 | | guard, [INFO] [stdout] 300 | | ); [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/growable_array.rs:314:13 [INFO] [stdout] | [INFO] [stdout] 314 | / self.root.compare_and_set( [INFO] [stdout] 315 | | root, [INFO] [stdout] 316 | | new_root.with_tag(new_root_height), [INFO] [stdout] 317 | | Ordering::AcqRel, [INFO] [stdout] 318 | | guard, [INFO] [stdout] 319 | | ); [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/split_ordered_list.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | / self.buckets.get(0, guard).compare_and_set( [INFO] [stdout] 93 | | current, [INFO] [stdout] 94 | | cursor.curr(), [INFO] [stdout] 95 | | Ordering::AcqRel, [INFO] [stdout] 96 | | guard, [INFO] [stdout] 97 | | ); [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: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.01s [INFO] running `Command { std: "docker" "inspect" "ce048745db7b70d8be1f7e90f0254dc92468b516236b3c9c381079ccbc2b2319", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce048745db7b70d8be1f7e90f0254dc92468b516236b3c9c381079ccbc2b2319", kill_on_drop: false }` [INFO] [stdout] ce048745db7b70d8be1f7e90f0254dc92468b516236b3c9c381079ccbc2b2319