[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] testing zhanto97/concurrent-hash-table against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [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 ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating git repository `https://github.com/kaist-cp/cs492-concur` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded arr_macro v0.1.3 [INFO] [stderr] Downloaded arr_macro_impl v0.1.3 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bb0452dbd9d88b7dc5106e0e0b08b99a4584ec6c8002cc57b263fab085f53866 [INFO] running `Command { std: "docker" "start" "-a" "bb0452dbd9d88b7dc5106e0e0b08b99a4584ec6c8002cc57b263fab085f53866", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bb0452dbd9d88b7dc5106e0e0b08b99a4584ec6c8002cc57b263fab085f53866", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb0452dbd9d88b7dc5106e0e0b08b99a4584ec6c8002cc57b263fab085f53866", kill_on_drop: false }` [INFO] [stdout] bb0452dbd9d88b7dc5106e0e0b08b99a4584ec6c8002cc57b263fab085f53866 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a0967658eaee6eda9fb2e77973f0ce0b0e4bb15e44393cc608a636e90b4de143 [INFO] running `Command { std: "docker" "start" "-a" "a0967658eaee6eda9fb2e77973f0ce0b0e4bb15e44393cc608a636e90b4de143", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling nix v0.18.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.0 [INFO] [stderr] Compiling lock v0.1.0 (https://github.com/kaist-cp/cs492-concur#d96c99ab) [INFO] [stderr] Compiling regex v1.4.2 [INFO] [stderr] Compiling lockfree v0.1.0 (https://github.com/kaist-cp/cs492-concur#d96c99ab) [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling ctrlc v3.1.7 [INFO] [stderr] Compiling arr_macro_impl v0.1.3 [INFO] [stderr] Compiling arr_macro v0.1.3 [INFO] [stderr] Compiling cs492-concur-homework v0.1.0 (https://github.com/kaist-cp/cs492-concur#d96c99ab) [INFO] [stderr] Compiling 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: 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: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.77s [INFO] running `Command { std: "docker" "inspect" "a0967658eaee6eda9fb2e77973f0ce0b0e4bb15e44393cc608a636e90b4de143", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0967658eaee6eda9fb2e77973f0ce0b0e4bb15e44393cc608a636e90b4de143", kill_on_drop: false }` [INFO] [stdout] a0967658eaee6eda9fb2e77973f0ce0b0e4bb15e44393cc608a636e90b4de143 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8b1f65980aec9f716a6273968366efc389af20d48efab50bafa2fc36cda4ba33 [INFO] running `Command { std: "docker" "start" "-a" "8b1f65980aec9f716a6273968366efc389af20d48efab50bafa2fc36cda4ba33", kill_on_drop: false }` [INFO] [stderr] Compiling 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: 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: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `Command { std: "docker" "inspect" "8b1f65980aec9f716a6273968366efc389af20d48efab50bafa2fc36cda4ba33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b1f65980aec9f716a6273968366efc389af20d48efab50bafa2fc36cda4ba33", kill_on_drop: false }` [INFO] [stdout] 8b1f65980aec9f716a6273968366efc389af20d48efab50bafa2fc36cda4ba33 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e890cc2fcf7d43c5b0df66a32e6d484d0bffdf0c890f34d2927bfa70ed833985 [INFO] running `Command { std: "docker" "start" "-a" "e890cc2fcf7d43c5b0df66a32e6d484d0bffdf0c890f34d2927bfa70ed833985", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Shared` [INFO] [stderr] --> src/growable_array.rs:6:67 [INFO] [stderr] | [INFO] [stderr] 6 | use crossbeam_epoch::{unprotected, Atomic, Guard, Owned, Pointer, Shared}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `core::mem` [INFO] [stderr] --> src/split_ordered_list.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use core::mem; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/split_ordered_list.rs:51:16 [INFO] [stderr] | [INFO] [stderr] 51 | if (parent <= bucket_index) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/split_ordered_list.rs:67:20 [INFO] [stderr] | [INFO] [stderr] 67 | if (found) { [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/split_ordered_list.rs:89:12 [INFO] [stderr] | [INFO] [stderr] 89 | if (bucket_index == 0 && current.is_null()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/split_ordered_list.rs:106:12 [INFO] [stderr] | [INFO] [stderr] 106 | if (parent.is_null()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/split_ordered_list.rs:120:12 [INFO] [stderr] | [INFO] [stderr] 120 | if (pointer.is_null()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/split_ordered_list.rs:179:16 [INFO] [stderr] | [INFO] [stderr] 179 | if (found) { [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/split_ordered_list.rs:193:12 [INFO] [stderr] | [INFO] [stderr] 193 | if (count / size > SplitOrderedList::::LOAD_FACTOR) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/split_ordered_list.rs:194:23 [INFO] [stderr] | [INFO] [stderr] 194 | self.size.compare_and_swap(size, size * 2, Ordering::AcqRel); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `size` [INFO] [stderr] --> src/split_ordered_list.rs:157:14 [INFO] [stderr] | [INFO] [stderr] 157 | let (size, found, cursor) = self.find(key, guard); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `size` [INFO] [stderr] --> src/split_ordered_list.rs:178:18 [INFO] [stderr] | [INFO] [stderr] 178 | let (size, found, mut cursor) = self.find(key, guard); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `size` [INFO] [stderr] --> src/split_ordered_list.rs:203:18 [INFO] [stderr] | [INFO] [stderr] 203 | let (size, found, cursor) = self.find(key, guard); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/split_ordered_list.rs:85:13 [INFO] [stderr] | [INFO] [stderr] 85 | let mut current = self [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/split_ordered_list.rs:102:13 [INFO] [stderr] | [INFO] [stderr] 102 | let mut parent = self [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/split_ordered_list.rs:124:13 [INFO] [stderr] | [INFO] [stderr] 124 | let mut cursor = [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/growable_array.rs:258:17 [INFO] [stderr] | [INFO] [stderr] 258 | / self.root.compare_and_set( [INFO] [stderr] 259 | | root, [INFO] [stderr] 260 | | new_root.with_tag(new_root_height), [INFO] [stderr] 261 | | Ordering::AcqRel, [INFO] [stderr] 262 | | guard, [INFO] [stderr] 263 | | ); [INFO] [stderr] | |__________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [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/growable_array.rs:295:17 [INFO] [stderr] | [INFO] [stderr] 295 | / (*reference).compare_and_set( [INFO] [stderr] 296 | | temp, [INFO] [stderr] 297 | | new_child.with_tag(new_child_height), [INFO] [stderr] 298 | | Ordering::AcqRel, [INFO] [stderr] 299 | | guard, [INFO] [stderr] 300 | | ); [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/growable_array.rs:314:13 [INFO] [stderr] | [INFO] [stderr] 314 | / self.root.compare_and_set( [INFO] [stderr] 315 | | root, [INFO] [stderr] 316 | | new_root.with_tag(new_root_height), [INFO] [stderr] 317 | | Ordering::AcqRel, [INFO] [stderr] 318 | | guard, [INFO] [stderr] 319 | | ); [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/split_ordered_list.rs:92:17 [INFO] [stderr] | [INFO] [stderr] 92 | / self.buckets.get(0, guard).compare_and_set( [INFO] [stderr] 93 | | current, [INFO] [stderr] 94 | | cursor.curr(), [INFO] [stderr] 95 | | Ordering::AcqRel, [INFO] [stderr] 96 | | guard, [INFO] [stderr] 97 | | ); [INFO] [stderr] | |__________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 20 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hash_table-299377730ab9f9a4) [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" "e890cc2fcf7d43c5b0df66a32e6d484d0bffdf0c890f34d2927bfa70ed833985", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e890cc2fcf7d43c5b0df66a32e6d484d0bffdf0c890f34d2927bfa70ed833985", kill_on_drop: false }` [INFO] [stdout] e890cc2fcf7d43c5b0df66a32e6d484d0bffdf0c890f34d2927bfa70ed833985