[INFO] cloning repository https://github.com/hundredeir/NoSQL
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hundredeir/NoSQL" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhundredeir%2FNoSQL", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhundredeir%2FNoSQL'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b07c2cd36358f442a2d79fa5ce79fbb475bd75ce
[INFO] testing hundredeir/NoSQL against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhundredeir%2FNoSQL" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hundredeir/NoSQL
[INFO] finished tweaking git repo https://github.com/hundredeir/NoSQL
[INFO] tweaked toml for git repo https://github.com/hundredeir/NoSQL written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hundredeir/NoSQL on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hundredeir/NoSQL 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 175c0a5c9f817295a2d51f8502a6a481864a3017a3fdf718d05d8f7b89e9944e
[INFO] running `Command { std: "docker" "start" "-a" "175c0a5c9f817295a2d51f8502a6a481864a3017a3fdf718d05d8f7b89e9944e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "175c0a5c9f817295a2d51f8502a6a481864a3017a3fdf718d05d8f7b89e9944e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "175c0a5c9f817295a2d51f8502a6a481864a3017a3fdf718d05d8f7b89e9944e", kill_on_drop: false }`
[INFO] [stdout] 175c0a5c9f817295a2d51f8502a6a481864a3017a3fdf718d05d8f7b89e9944e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37cb2234ce9364d8b5757cc8ce6c353eefdbbd5e7e112fb0ef9aee039f233e79
[INFO] running `Command { std: "docker" "start" "-a" "37cb2234ce9364d8b5757cc8ce6c353eefdbbd5e7e112fb0ef9aee039f233e79", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling file v0.1.0 (/opt/rustwide/workdir/src/file)
[INFO] [stderr]    Compiling log v0.1.0 (/opt/rustwide/workdir/src/log)
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling memtable v0.1.0 (/opt/rustwide/workdir/src/memtable)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/memtable/src/skiplist/node.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         'retry: loop {
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:352:19
[INFO] [stdout]     |
[INFO] [stdout] 352 |             while (record != std::ptr::null_mut()) {
[INFO] [stdout]     |                   ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 352 -             while (record != std::ptr::null_mut()) {
[INFO] [stdout] 352 +             while record != std::ptr::null_mut() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/memtable/src/skiplist/node.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |             .map(|i| AtomicPtr::new(std::ptr::null_mut()))
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/memtable/src/skiplist/node.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 |             .map(|i| AtomicPtr::new(std::ptr::null_mut()))
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hp_record`
[INFO] [stdout]   --> src/memtable/src/skiplist.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         hp_record: *mut HazarPointerRecord<Node<ValueType>>,
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hp_record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `marked` is never read
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:209:21
[INFO] [stdout]     |
[INFO] [stdout] 209 |                     marked = get_marker(composite);
[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: unused variable: `hp_record`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |         hp_record: *mut HazarPointerRecord<Node<ValueType>>,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hp_record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hazard_pointer_record`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |         hazard_pointer_record: *mut HazarPointerRecord<Node<ValueType>>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hazard_pointer_record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/memtable/src/memory_management/hazard_pointers.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             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/memtable/src/memory_management/hazard_pointers.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         unsafe { hprec }
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/memtable/src/memory_management/hazard_pointers.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut hprec = Box::into_raw(Box::new(HazarPointerRecord {
[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: unnecessary `unsafe` block
[INFO] [stdout]    --> src/memtable/src/memory_management/hazard_pointers.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |             unsafe {
[INFO] [stdout]     |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Memtable` is never used
[INFO] [stdout]  --> src/memtable/src/lib.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | trait Memtable {
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Color` is never used
[INFO] [stdout]    --> src/memtable/src/rbtree.rs:412:10
[INFO] [stdout]     |
[INFO] [stdout] 412 | pub enum Color {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]    --> src/memtable/src/rbtree.rs:418:12
[INFO] [stdout]     |
[INFO] [stdout] 418 | pub struct Node {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_color`, `update_color`, `get_left_child`, `get_right_child`, and `get_parent` are never used
[INFO] [stdout]    --> src/memtable/src/rbtree.rs:428:12
[INFO] [stdout]     |
[INFO] [stdout] 427 | impl Node {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 428 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 457 |     pub fn get_color(&self) -> Color {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 461 |     pub fn update_color(&mut self, new_color: Color) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 465 |     pub fn get_left_child(&self) -> Option<Rc<RefCell<Node>>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 469 |     pub fn get_right_child(&self) -> Option<Rc<RefCell<Node>>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 473 |     pub fn get_parent(&self) -> Option<Rc<RefCell<Node>>> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RBTree` is never constructed
[INFO] [stdout]    --> src/memtable/src/rbtree.rs:483:12
[INFO] [stdout]     |
[INFO] [stdout] 483 | pub struct RBTree {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/memtable/src/rbtree.rs:489:12
[INFO] [stdout]     |
[INFO] [stdout] 488 | impl RBTree {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 489 |     pub fn new() -> RBTree {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 496 |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 500 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 504 |     fn search_node(&self, key: &str) -> Option<Rc<RefCell<Node>>> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 519 |     pub fn search(&self, key: &str) -> Option<(String, Option<String>)> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 524 |     pub fn delete(&mut self, key: &str) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 528 |     pub fn insert(&mut self, key: &str, val: &str) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 532 |     fn insert_generic(&mut self, key: &str, val: Option<&str>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 575 |     fn insert_fixup(&mut self, new_node: Rc<RefCell<Node>>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 665 |     fn left_rotate(&mut self, parent_node: Rc<RefCell<Node>>) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 696 |     fn right_rotate(&mut self, parent_node: Rc<RefCell<Node>>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 727 |     pub fn iter(&self) -> Succesor {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Succesor` is never constructed
[INFO] [stdout]    --> src/memtable/src/rbtree.rs:732:12
[INFO] [stdout]     |
[INFO] [stdout] 732 | pub struct Succesor {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `find_smallest` are never used
[INFO] [stdout]    --> src/memtable/src/rbtree.rs:737:8
[INFO] [stdout]     |
[INFO] [stdout] 736 | impl Succesor {
[INFO] [stdout]     | ------------- associated functions in this implementation
[INFO] [stdout] 737 |     fn new(node: Option<&Rc<RefCell<Node>>>) -> Succesor {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 747 |     fn find_smallest(node: Rc<RefCell<Node>>) -> Rc<RefCell<Node>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_node` is never used
[INFO] [stdout]   --> src/memtable/src/skiplist.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn get_node<ValueType>(ptr: *mut Node<ValueType>) -> *mut Node<ValueType>
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_marker` is never used
[INFO] [stdout]   --> src/memtable/src/skiplist.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn get_marker<ValueType>(ptr: *mut Node<ValueType>) -> bool
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_marker` is never used
[INFO] [stdout]   --> src/memtable/src/skiplist.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn add_marker<ValueType>(ptr: *mut Node<ValueType>, marker: bool) -> *mut Node<ValueType>
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SkipList` is never constructed
[INFO] [stdout]   --> src/memtable/src/skiplist.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct SkipList<ValueType>
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:61:11
[INFO] [stdout]     |
[INFO] [stdout]  57 | / impl<ValueType> SkipList<ValueType>
[INFO] [stdout]  58 | | where
[INFO] [stdout]  59 | |     ValueType: Clone,
[INFO] [stdout]     | |_____________________- associated items in this implementation
[INFO] [stdout]  60 |   {
[INFO] [stdout]  61 |       const MAX_LEVEL: u64 = Node::<ValueType>::TOP_LEVEL as u64;
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]  62 |       const MAX_HP: u64 = 5;
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]  63 |
[INFO] [stdout]  64 |       pub fn new() -> SkipList<ValueType> {
[INFO] [stdout]     |              ^^^
[INFO] [stdout] ...
[INFO] [stdout]  87 |       pub fn add(
[INFO] [stdout]     |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 160 |       pub fn remove(
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |       fn find(
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 332 |       fn enter(&self) -> *mut HazarPointerRecord<Node<ValueType>> {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 340 |       fn exit(&self, hp_record: *mut HazarPointerRecord<Node<ValueType>>) {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FindResult` is never constructed
[INFO] [stdout]  --> src/memtable/src/skiplist/find_result.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct FindResult<ValueType>
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `KeyType` is never used
[INFO] [stdout]  --> src/memtable/src/skiplist/node.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type KeyType = i128;
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/memtable/src/skiplist/node.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) struct Node<ValueType>
[INFO] [stdout]   |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `TOP_LEVEL`, `new_sentinel`, and `new` are never used
[INFO] [stdout]   --> src/memtable/src/skiplist/node.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 18 | / impl<ValueType> Node<ValueType>
[INFO] [stdout] 19 | | where
[INFO] [stdout] 20 | |     ValueType: Clone,
[INFO] [stdout]    | |_____________________- associated items in this implementation
[INFO] [stdout] 21 |   {
[INFO] [stdout] 22 |       pub const TOP_LEVEL: usize = 31;
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout] 23 |       pub fn new_sentinel(key: KeyType) -> *mut Node<ValueType> {
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |       pub fn new(key: KeyType, value: ValueType, height: usize) -> *mut Node<ValueType> {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_random_lvl` is never used
[INFO] [stdout]  --> src/memtable/src/util.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn generate_random_lvl(max_lvl: u64) -> u64 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HazarPointerRecord` is never constructed
[INFO] [stdout]   --> src/memtable/src/memory_management/hazard_pointers.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct HazarPointerRecord<T> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `allocate_hp_record`, `retire_hp_record`, `retire_node`, `help_scan`, and `scan` are never used
[INFO] [stdout]    --> src/memtable/src/memory_management/hazard_pointers.rs:22:12
[INFO] [stdout]     |
[INFO] [stdout]  21 | impl<T> HazarPointerRecord<T> {
[INFO] [stdout]     | ----------------------------- associated functions in this implementation
[INFO] [stdout]  22 |     pub fn allocate_hp_record(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  92 |     pub fn retire_hp_record(rec_node: *mut HazarPointerRecord<T>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     pub fn retire_node(
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     pub fn help_scan(
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     fn scan(head: *mut HazarPointerRecord<T>, self_ptr: *mut HazarPointerRecord<T>) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:112:21
[INFO] [stdout]     |
[INFO] [stdout] 112 |                     (*hp_record).hazard_pointers[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:112:21
[INFO] [stdout]     |
[INFO] [stdout] 112 |                     (*hp_record).hazard_pointers[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(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] 112 |                     (&(*hp_record).hazard_pointers)[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                     ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:116:21
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:116:21
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     (&(*hp_record).hazard_pointers)[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:132:29
[INFO] [stdout]     |
[INFO] [stdout] 132 | ...                   (*hp_record).hazard_pointers[2].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:132:29
[INFO] [stdout]     |
[INFO] [stdout] 132 | ...                   (*hp_record).hazard_pointers[2].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 132 |                             (&(*hp_record).hazard_pointers)[2].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                             ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:136:29
[INFO] [stdout]     |
[INFO] [stdout] 136 | ...                   (*hp_record).hazard_pointers[3].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:136:29
[INFO] [stdout]     |
[INFO] [stdout] 136 | ...                   (*hp_record).hazard_pointers[3].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 136 |                             (&(*hp_record).hazard_pointers)[3].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                             ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     (*hp_record).hazard_pointers[0].store(node_to_remove, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     (*hp_record).hazard_pointers[0].store(node_to_remove, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     (&(*hp_record).hazard_pointers)[0].store(node_to_remove, Ordering::SeqCst);
[INFO] [stdout]     |                     ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:187:25
[INFO] [stdout]     |
[INFO] [stdout] 187 |                         (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:187:25
[INFO] [stdout]     |
[INFO] [stdout] 187 |                         (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 187 |                         (&(*hp_record).hazard_pointers)[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:199:29
[INFO] [stdout]     |
[INFO] [stdout] 199 | ...                   (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:199:29
[INFO] [stdout]     |
[INFO] [stdout] 199 | ...                   (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 199 |                             (&(*hp_record).hazard_pointers)[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                             ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:208:21
[INFO] [stdout]     |
[INFO] [stdout] 208 |                     (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:208:21
[INFO] [stdout]     |
[INFO] [stdout] 208 |                     (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 208 |                     (&(*hp_record).hazard_pointers)[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:223:25
[INFO] [stdout]     |
[INFO] [stdout] 223 |                         (*hp_record).hazard_pointers[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:223:25
[INFO] [stdout]     |
[INFO] [stdout] 223 |                         (*hp_record).hazard_pointers[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 223 |                         (&(*hp_record).hazard_pointers)[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:260:17
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 (*hazard_pointer_record).hazard_pointers[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                 ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:260:17
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 (*hazard_pointer_record).hazard_pointers[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 (&(*hazard_pointer_record).hazard_pointers)[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                 ++                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:266:21
[INFO] [stdout]     |
[INFO] [stdout] 266 |                     (*hazard_pointer_record).hazard_pointers[1].store(curr, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:266:21
[INFO] [stdout]     |
[INFO] [stdout] 266 |                     (*hazard_pointer_record).hazard_pointers[1].store(curr, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 266 |                     (&(*hazard_pointer_record).hazard_pointers)[1].store(curr, Ordering::SeqCst);
[INFO] [stdout]     |                     ++                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:272:25
[INFO] [stdout]     |
[INFO] [stdout] 272 |                         (*hazard_pointer_record).hazard_pointers[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:272:25
[INFO] [stdout]     |
[INFO] [stdout] 272 |                         (*hazard_pointer_record).hazard_pointers[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 272 |                         (&(*hazard_pointer_record).hazard_pointers)[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ++                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:294:29
[INFO] [stdout]     |
[INFO] [stdout] 294 | ...                   (*hazard_pointer_record).hazard_pointers[1]
[INFO] [stdout]     |                       ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:294:29
[INFO] [stdout]     |
[INFO] [stdout] 294 | ...                   (*hazard_pointer_record).hazard_pointers[1]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 294 |                             (&(*hazard_pointer_record).hazard_pointers)[1]
[INFO] [stdout]     |                             ++                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:299:29
[INFO] [stdout]     |
[INFO] [stdout] 299 | ...                   (*hazard_pointer_record).hazard_pointers[2]
[INFO] [stdout]     |                       ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:299:29
[INFO] [stdout]     |
[INFO] [stdout] 299 | ...                   (*hazard_pointer_record).hazard_pointers[2]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 299 |                             (&(*hazard_pointer_record).hazard_pointers)[2]
[INFO] [stdout]     |                             ++                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir/src/server)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "37cb2234ce9364d8b5757cc8ce6c353eefdbbd5e7e112fb0ef9aee039f233e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37cb2234ce9364d8b5757cc8ce6c353eefdbbd5e7e112fb0ef9aee039f233e79", kill_on_drop: false }`
[INFO] [stdout] 37cb2234ce9364d8b5757cc8ce6c353eefdbbd5e7e112fb0ef9aee039f233e79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29bb320a7029318e83f182b496518ffd598457c6da503f095811db37dcaf0f86
[INFO] running `Command { std: "docker" "start" "-a" "29bb320a7029318e83f182b496518ffd598457c6da503f095811db37dcaf0f86", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling file v0.1.0 (/opt/rustwide/workdir/src/file)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/memtable/src/skiplist/node.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         'retry: loop {
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:352:19
[INFO] [stdout]     |
[INFO] [stdout] 352 |             while (record != std::ptr::null_mut()) {
[INFO] [stdout]     |                   ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 352 -             while (record != std::ptr::null_mut()) {
[INFO] [stdout] 352 +             while record != std::ptr::null_mut() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/memtable/src/skiplist/node.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |             .map(|i| AtomicPtr::new(std::ptr::null_mut()))
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/memtable/src/skiplist/node.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 |             .map(|i| AtomicPtr::new(std::ptr::null_mut()))
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hp_record`
[INFO] [stdout]   --> src/memtable/src/skiplist.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         hp_record: *mut HazarPointerRecord<Node<ValueType>>,
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hp_record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `marked` is never read
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:209:21
[INFO] [stdout]     |
[INFO] [stdout] 209 |                     marked = get_marker(composite);
[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: unused variable: `hp_record`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |         hp_record: *mut HazarPointerRecord<Node<ValueType>>,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hp_record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hazard_pointer_record`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |         hazard_pointer_record: *mut HazarPointerRecord<Node<ValueType>>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hazard_pointer_record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/memtable/src/memory_management/hazard_pointers.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             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/memtable/src/memory_management/hazard_pointers.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         unsafe { hprec }
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/memtable/src/memory_management/hazard_pointers.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut hprec = Box::into_raw(Box::new(HazarPointerRecord {
[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: unnecessary `unsafe` block
[INFO] [stdout]    --> src/memtable/src/memory_management/hazard_pointers.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |             unsafe {
[INFO] [stdout]     |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Memtable` is never used
[INFO] [stdout]  --> src/memtable/src/lib.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | trait Memtable {
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Color` is never used
[INFO] [stdout]    --> src/memtable/src/rbtree.rs:412:10
[INFO] [stdout]     |
[INFO] [stdout] 412 | pub enum Color {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]    --> src/memtable/src/rbtree.rs:418:12
[INFO] [stdout]     |
[INFO] [stdout] 418 | pub struct Node {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_color`, `update_color`, `get_left_child`, `get_right_child`, and `get_parent` are never used
[INFO] [stdout]    --> src/memtable/src/rbtree.rs:428:12
[INFO] [stdout]     |
[INFO] [stdout] 427 | impl Node {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 428 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 457 |     pub fn get_color(&self) -> Color {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 461 |     pub fn update_color(&mut self, new_color: Color) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 465 |     pub fn get_left_child(&self) -> Option<Rc<RefCell<Node>>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 469 |     pub fn get_right_child(&self) -> Option<Rc<RefCell<Node>>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 473 |     pub fn get_parent(&self) -> Option<Rc<RefCell<Node>>> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RBTree` is never constructed
[INFO] [stdout]    --> src/memtable/src/rbtree.rs:483:12
[INFO] [stdout]     |
[INFO] [stdout] 483 | pub struct RBTree {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/memtable/src/rbtree.rs:489:12
[INFO] [stdout]     |
[INFO] [stdout] 488 | impl RBTree {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 489 |     pub fn new() -> RBTree {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 496 |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 500 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 504 |     fn search_node(&self, key: &str) -> Option<Rc<RefCell<Node>>> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 519 |     pub fn search(&self, key: &str) -> Option<(String, Option<String>)> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 524 |     pub fn delete(&mut self, key: &str) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 528 |     pub fn insert(&mut self, key: &str, val: &str) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 532 |     fn insert_generic(&mut self, key: &str, val: Option<&str>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 575 |     fn insert_fixup(&mut self, new_node: Rc<RefCell<Node>>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 665 |     fn left_rotate(&mut self, parent_node: Rc<RefCell<Node>>) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 696 |     fn right_rotate(&mut self, parent_node: Rc<RefCell<Node>>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 727 |     pub fn iter(&self) -> Succesor {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Succesor` is never constructed
[INFO] [stdout]    --> src/memtable/src/rbtree.rs:732:12
[INFO] [stdout]     |
[INFO] [stdout] 732 | pub struct Succesor {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `find_smallest` are never used
[INFO] [stdout]    --> src/memtable/src/rbtree.rs:737:8
[INFO] [stdout]     |
[INFO] [stdout] 736 | impl Succesor {
[INFO] [stdout]     | ------------- associated functions in this implementation
[INFO] [stdout] 737 |     fn new(node: Option<&Rc<RefCell<Node>>>) -> Succesor {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 747 |     fn find_smallest(node: Rc<RefCell<Node>>) -> Rc<RefCell<Node>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_node` is never used
[INFO] [stdout]   --> src/memtable/src/skiplist.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn get_node<ValueType>(ptr: *mut Node<ValueType>) -> *mut Node<ValueType>
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_marker` is never used
[INFO] [stdout]   --> src/memtable/src/skiplist.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn get_marker<ValueType>(ptr: *mut Node<ValueType>) -> bool
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_marker` is never used
[INFO] [stdout]   --> src/memtable/src/skiplist.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn add_marker<ValueType>(ptr: *mut Node<ValueType>, marker: bool) -> *mut Node<ValueType>
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SkipList` is never constructed
[INFO] [stdout]   --> src/memtable/src/skiplist.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct SkipList<ValueType>
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:61:11
[INFO] [stdout]     |
[INFO] [stdout]  57 | / impl<ValueType> SkipList<ValueType>
[INFO] [stdout]  58 | | where
[INFO] [stdout]  59 | |     ValueType: Clone,
[INFO] [stdout]     | |_____________________- associated items in this implementation
[INFO] [stdout]  60 |   {
[INFO] [stdout]  61 |       const MAX_LEVEL: u64 = Node::<ValueType>::TOP_LEVEL as u64;
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]  62 |       const MAX_HP: u64 = 5;
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]  63 |
[INFO] [stdout]  64 |       pub fn new() -> SkipList<ValueType> {
[INFO] [stdout]     |              ^^^
[INFO] [stdout] ...
[INFO] [stdout]  87 |       pub fn add(
[INFO] [stdout]     |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 160 |       pub fn remove(
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |       fn find(
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 332 |       fn enter(&self) -> *mut HazarPointerRecord<Node<ValueType>> {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 340 |       fn exit(&self, hp_record: *mut HazarPointerRecord<Node<ValueType>>) {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FindResult` is never constructed
[INFO] [stdout]  --> src/memtable/src/skiplist/find_result.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct FindResult<ValueType>
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `KeyType` is never used
[INFO] [stdout]  --> src/memtable/src/skiplist/node.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type KeyType = i128;
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/memtable/src/skiplist/node.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) struct Node<ValueType>
[INFO] [stdout]   |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `TOP_LEVEL`, `new_sentinel`, and `new` are never used
[INFO] [stdout]   --> src/memtable/src/skiplist/node.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 18 | / impl<ValueType> Node<ValueType>
[INFO] [stdout] 19 | | where
[INFO] [stdout] 20 | |     ValueType: Clone,
[INFO] [stdout]    | |_____________________- associated items in this implementation
[INFO] [stdout] 21 |   {
[INFO] [stdout] 22 |       pub const TOP_LEVEL: usize = 31;
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout] 23 |       pub fn new_sentinel(key: KeyType) -> *mut Node<ValueType> {
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |       pub fn new(key: KeyType, value: ValueType, height: usize) -> *mut Node<ValueType> {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_random_lvl` is never used
[INFO] [stdout]  --> src/memtable/src/util.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn generate_random_lvl(max_lvl: u64) -> u64 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HazarPointerRecord` is never constructed
[INFO] [stdout]   --> src/memtable/src/memory_management/hazard_pointers.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct HazarPointerRecord<T> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `allocate_hp_record`, `retire_hp_record`, `retire_node`, `help_scan`, and `scan` are never used
[INFO] [stdout]    --> src/memtable/src/memory_management/hazard_pointers.rs:22:12
[INFO] [stdout]     |
[INFO] [stdout]  21 | impl<T> HazarPointerRecord<T> {
[INFO] [stdout]     | ----------------------------- associated functions in this implementation
[INFO] [stdout]  22 |     pub fn allocate_hp_record(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  92 |     pub fn retire_hp_record(rec_node: *mut HazarPointerRecord<T>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     pub fn retire_node(
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     pub fn help_scan(
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     fn scan(head: *mut HazarPointerRecord<T>, self_ptr: *mut HazarPointerRecord<T>) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:112:21
[INFO] [stdout]     |
[INFO] [stdout] 112 |                     (*hp_record).hazard_pointers[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:112:21
[INFO] [stdout]     |
[INFO] [stdout] 112 |                     (*hp_record).hazard_pointers[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(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] 112 |                     (&(*hp_record).hazard_pointers)[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                     ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:116:21
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:116:21
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     (&(*hp_record).hazard_pointers)[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:132:29
[INFO] [stdout]     |
[INFO] [stdout] 132 | ...                   (*hp_record).hazard_pointers[2].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:132:29
[INFO] [stdout]     |
[INFO] [stdout] 132 | ...                   (*hp_record).hazard_pointers[2].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 132 |                             (&(*hp_record).hazard_pointers)[2].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                             ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:136:29
[INFO] [stdout]     |
[INFO] [stdout] 136 | ...                   (*hp_record).hazard_pointers[3].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:136:29
[INFO] [stdout]     |
[INFO] [stdout] 136 | ...                   (*hp_record).hazard_pointers[3].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 136 |                             (&(*hp_record).hazard_pointers)[3].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                             ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     (*hp_record).hazard_pointers[0].store(node_to_remove, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     (*hp_record).hazard_pointers[0].store(node_to_remove, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     (&(*hp_record).hazard_pointers)[0].store(node_to_remove, Ordering::SeqCst);
[INFO] [stdout]     |                     ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:187:25
[INFO] [stdout]     |
[INFO] [stdout] 187 |                         (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:187:25
[INFO] [stdout]     |
[INFO] [stdout] 187 |                         (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 187 |                         (&(*hp_record).hazard_pointers)[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:199:29
[INFO] [stdout]     |
[INFO] [stdout] 199 | ...                   (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:199:29
[INFO] [stdout]     |
[INFO] [stdout] 199 | ...                   (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 199 |                             (&(*hp_record).hazard_pointers)[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                             ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:208:21
[INFO] [stdout]     |
[INFO] [stdout] 208 |                     (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:208:21
[INFO] [stdout]     |
[INFO] [stdout] 208 |                     (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 208 |                     (&(*hp_record).hazard_pointers)[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:223:25
[INFO] [stdout]     |
[INFO] [stdout] 223 |                         (*hp_record).hazard_pointers[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:223:25
[INFO] [stdout]     |
[INFO] [stdout] 223 |                         (*hp_record).hazard_pointers[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 223 |                         (&(*hp_record).hazard_pointers)[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:260:17
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 (*hazard_pointer_record).hazard_pointers[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                 ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:260:17
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 (*hazard_pointer_record).hazard_pointers[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 (&(*hazard_pointer_record).hazard_pointers)[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                 ++                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:266:21
[INFO] [stdout]     |
[INFO] [stdout] 266 |                     (*hazard_pointer_record).hazard_pointers[1].store(curr, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:266:21
[INFO] [stdout]     |
[INFO] [stdout] 266 |                     (*hazard_pointer_record).hazard_pointers[1].store(curr, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 266 |                     (&(*hazard_pointer_record).hazard_pointers)[1].store(curr, Ordering::SeqCst);
[INFO] [stdout]     |                     ++                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:272:25
[INFO] [stdout]     |
[INFO] [stdout] 272 |                         (*hazard_pointer_record).hazard_pointers[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:272:25
[INFO] [stdout]     |
[INFO] [stdout] 272 |                         (*hazard_pointer_record).hazard_pointers[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 272 |                         (&(*hazard_pointer_record).hazard_pointers)[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ++                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:294:29
[INFO] [stdout]     |
[INFO] [stdout] 294 | ...                   (*hazard_pointer_record).hazard_pointers[1]
[INFO] [stdout]     |                       ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:294:29
[INFO] [stdout]     |
[INFO] [stdout] 294 | ...                   (*hazard_pointer_record).hazard_pointers[1]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 294 |                             (&(*hazard_pointer_record).hazard_pointers)[1]
[INFO] [stdout]     |                             ++                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:299:29
[INFO] [stdout]     |
[INFO] [stdout] 299 | ...                   (*hazard_pointer_record).hazard_pointers[2]
[INFO] [stdout]     |                       ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:299:29
[INFO] [stdout]     |
[INFO] [stdout] 299 | ...                   (*hazard_pointer_record).hazard_pointers[2]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 299 |                             (&(*hazard_pointer_record).hazard_pointers)[2]
[INFO] [stdout]     |                             ++                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling memtable v0.1.0 (/opt/rustwide/workdir/src/memtable)
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir/src/server)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/memtable/src/skiplist/node.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AtomicPtr`, `AtomicU32`, and `Ordering`
[INFO] [stdout]  --> src/memtable/src/skiplist/tests.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use std::sync::atomic::{AtomicPtr, AtomicU32, Ordering};
[INFO] [stdout]   |                             ^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         'retry: loop {
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:352:19
[INFO] [stdout]     |
[INFO] [stdout] 352 |             while (record != std::ptr::null_mut()) {
[INFO] [stdout]     |                   ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 352 -             while (record != std::ptr::null_mut()) {
[INFO] [stdout] 352 +             while record != std::ptr::null_mut() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/memtable/src/skiplist/node.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |             .map(|i| AtomicPtr::new(std::ptr::null_mut()))
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/memtable/src/skiplist/node.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 |             .map(|i| AtomicPtr::new(std::ptr::null_mut()))
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]    --> src/memtable/src/skiplist/tests.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 |             let handle = thread::Builder::new()
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]    --> src/memtable/src/skiplist/tests.rs:127:17
[INFO] [stdout]     |
[INFO] [stdout] 127 |             let handle = thread::Builder::new()
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hp_record`
[INFO] [stdout]   --> src/memtable/src/skiplist.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         hp_record: *mut HazarPointerRecord<Node<ValueType>>,
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hp_record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `marked` is never read
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:209:21
[INFO] [stdout]     |
[INFO] [stdout] 209 |                     marked = get_marker(composite);
[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: unused variable: `hp_record`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |         hp_record: *mut HazarPointerRecord<Node<ValueType>>,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hp_record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hazard_pointer_record`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |         hazard_pointer_record: *mut HazarPointerRecord<Node<ValueType>>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hazard_pointer_record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/memtable/src/memory_management/hazard_pointers.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             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/memtable/src/memory_management/hazard_pointers.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         unsafe { hprec }
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/memtable/src/memory_management/hazard_pointers.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut hprec = Box::into_raw(Box::new(HazarPointerRecord {
[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: unnecessary `unsafe` block
[INFO] [stdout]    --> src/memtable/src/memory_management/hazard_pointers.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |             unsafe {
[INFO] [stdout]     |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hp_record`
[INFO] [stdout]   --> src/memtable/src/memory_management/tests.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let hp_record: *mut HazarPointerRecord<i32> =
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hp_record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/memtable/src/memory_management/tests.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |         for i in 0..2 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/memtable/src/memory_management/tests.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |             for i in 0..count {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]    --> src/memtable/src/memory_management/tests.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 let handle = s.spawn({
[INFO] [stdout]     |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/memtable/src/memory_management/tests.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |         unsafe{
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/memtable/src/memory_management/tests.rs:171:9
[INFO] [stdout]     |
[INFO] [stdout] 171 |         unsafe {
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/memtable/src/memory_management/tests.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |         for i in 0..4 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Memtable` is never used
[INFO] [stdout]  --> src/memtable/src/lib.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | trait Memtable {
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_empty` is never used
[INFO] [stdout]    --> src/memtable/src/rbtree.rs:500:12
[INFO] [stdout]     |
[INFO] [stdout] 488 | impl RBTree {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 500 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]   --> src/memtable/src/skiplist/node.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub(crate) struct Node<ValueType>
[INFO] [stdout]    |                   ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub value: Option<ValueType>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `head` and `max_hp_count` are never read
[INFO] [stdout]   --> src/memtable/src/memory_management/hazard_pointers.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct HazarPointerRecord<T> {
[INFO] [stdout]    |            ------------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub head: Arc<AtomicPtr<HazarPointerRecord<T>>>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 18 |     pub max_hp_count: Arc<AtomicU32>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:112:21
[INFO] [stdout]     |
[INFO] [stdout] 112 |                     (*hp_record).hazard_pointers[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:112:21
[INFO] [stdout]     |
[INFO] [stdout] 112 |                     (*hp_record).hazard_pointers[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(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] 112 |                     (&(*hp_record).hazard_pointers)[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                     ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:116:21
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:116:21
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     (&(*hp_record).hazard_pointers)[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:132:29
[INFO] [stdout]     |
[INFO] [stdout] 132 | ...                   (*hp_record).hazard_pointers[2].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:132:29
[INFO] [stdout]     |
[INFO] [stdout] 132 | ...                   (*hp_record).hazard_pointers[2].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 132 |                             (&(*hp_record).hazard_pointers)[2].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                             ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:136:29
[INFO] [stdout]     |
[INFO] [stdout] 136 | ...                   (*hp_record).hazard_pointers[3].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:136:29
[INFO] [stdout]     |
[INFO] [stdout] 136 | ...                   (*hp_record).hazard_pointers[3].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 136 |                             (&(*hp_record).hazard_pointers)[3].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                             ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     (*hp_record).hazard_pointers[0].store(node_to_remove, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     (*hp_record).hazard_pointers[0].store(node_to_remove, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     (&(*hp_record).hazard_pointers)[0].store(node_to_remove, Ordering::SeqCst);
[INFO] [stdout]     |                     ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:187:25
[INFO] [stdout]     |
[INFO] [stdout] 187 |                         (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:187:25
[INFO] [stdout]     |
[INFO] [stdout] 187 |                         (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 187 |                         (&(*hp_record).hazard_pointers)[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:199:29
[INFO] [stdout]     |
[INFO] [stdout] 199 | ...                   (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:199:29
[INFO] [stdout]     |
[INFO] [stdout] 199 | ...                   (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 199 |                             (&(*hp_record).hazard_pointers)[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                             ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:208:21
[INFO] [stdout]     |
[INFO] [stdout] 208 |                     (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:208:21
[INFO] [stdout]     |
[INFO] [stdout] 208 |                     (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 208 |                     (&(*hp_record).hazard_pointers)[1].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                     ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:223:25
[INFO] [stdout]     |
[INFO] [stdout] 223 |                         (*hp_record).hazard_pointers[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:223:25
[INFO] [stdout]     |
[INFO] [stdout] 223 |                         (*hp_record).hazard_pointers[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 223 |                         (&(*hp_record).hazard_pointers)[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:260:17
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 (*hazard_pointer_record).hazard_pointers[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                 ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:260:17
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 (*hazard_pointer_record).hazard_pointers[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 (&(*hazard_pointer_record).hazard_pointers)[0].store(pred, Ordering::SeqCst);
[INFO] [stdout]     |                 ++                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:266:21
[INFO] [stdout]     |
[INFO] [stdout] 266 |                     (*hazard_pointer_record).hazard_pointers[1].store(curr, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:266:21
[INFO] [stdout]     |
[INFO] [stdout] 266 |                     (*hazard_pointer_record).hazard_pointers[1].store(curr, Ordering::SeqCst);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 266 |                     (&(*hazard_pointer_record).hazard_pointers)[1].store(curr, Ordering::SeqCst);
[INFO] [stdout]     |                     ++                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:272:25
[INFO] [stdout]     |
[INFO] [stdout] 272 |                         (*hazard_pointer_record).hazard_pointers[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:272:25
[INFO] [stdout]     |
[INFO] [stdout] 272 |                         (*hazard_pointer_record).hazard_pointers[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 272 |                         (&(*hazard_pointer_record).hazard_pointers)[2].store(succ, Ordering::SeqCst);
[INFO] [stdout]     |                         ++                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:294:29
[INFO] [stdout]     |
[INFO] [stdout] 294 | ...                   (*hazard_pointer_record).hazard_pointers[1]
[INFO] [stdout]     |                       ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:294:29
[INFO] [stdout]     |
[INFO] [stdout] 294 | ...                   (*hazard_pointer_record).hazard_pointers[1]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 294 |                             (&(*hazard_pointer_record).hazard_pointers)[1]
[INFO] [stdout]     |                             ++                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:299:29
[INFO] [stdout]     |
[INFO] [stdout] 299 | ...                   (*hazard_pointer_record).hazard_pointers[2]
[INFO] [stdout]     |                       ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[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<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stdout]    --> src/memtable/src/skiplist.rs:299:29
[INFO] [stdout]     |
[INFO] [stdout] 299 | ...                   (*hazard_pointer_record).hazard_pointers[2]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 299 |                             (&(*hazard_pointer_record).hazard_pointers)[2]
[INFO] [stdout]     |                             ++                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/memory_management/tests.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |             (*hazard_record).hazard_pointers[0].store(h1,Ordering::SeqCst);
[INFO] [stdout]     |             ^^-------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |               |
[INFO] [stdout]     |               this raw pointer has type `*mut HazarPointerRecord<i32>`
[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<AtomicPtr<i32>>`
[INFO] [stdout]    --> src/memtable/src/memory_management/tests.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |             (*hazard_record).hazard_pointers[0].store(h1,Ordering::SeqCst);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 132 |             (&(*hazard_record).hazard_pointers)[0].store(h1,Ordering::SeqCst);
[INFO] [stdout]     |             ++                                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/memory_management/tests.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             (*hazard_record).hazard_pointers[1].store(h2,Ordering::SeqCst);
[INFO] [stdout]     |             ^^-------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |               |
[INFO] [stdout]     |               this raw pointer has type `*mut HazarPointerRecord<i32>`
[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<AtomicPtr<i32>>`
[INFO] [stdout]    --> src/memtable/src/memory_management/tests.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             (*hazard_record).hazard_pointers[1].store(h2,Ordering::SeqCst);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 133 |             (&(*hazard_record).hazard_pointers)[1].store(h2,Ordering::SeqCst);
[INFO] [stdout]     |             ++                                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/memory_management/tests.rs:145:17
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 (*(*head).load(Ordering::SeqCst)).hazard_pointers[0].load(Ordering::SeqCst),
[INFO] [stdout]     |                 ^^------------------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this raw pointer has type `*mut HazarPointerRecord<i32>`
[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<AtomicPtr<i32>>`
[INFO] [stdout]    --> src/memtable/src/memory_management/tests.rs:145:17
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 (*(*head).load(Ordering::SeqCst)).hazard_pointers[0].load(Ordering::SeqCst),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 (&(*(*head).load(Ordering::SeqCst)).hazard_pointers)[0].load(Ordering::SeqCst),
[INFO] [stdout]     |                 ++                                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/memory_management/tests.rs:149:17
[INFO] [stdout]     |
[INFO] [stdout] 149 |                 (*(*head).load(Ordering::SeqCst)).hazard_pointers[1].load(Ordering::SeqCst),
[INFO] [stdout]     |                 ^^------------------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this raw pointer has type `*mut HazarPointerRecord<i32>`
[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<AtomicPtr<i32>>`
[INFO] [stdout]    --> src/memtable/src/memory_management/tests.rs:149:17
[INFO] [stdout]     |
[INFO] [stdout] 149 |                 (*(*head).load(Ordering::SeqCst)).hazard_pointers[1].load(Ordering::SeqCst),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 149 |                 (&(*(*head).load(Ordering::SeqCst)).hazard_pointers)[1].load(Ordering::SeqCst),
[INFO] [stdout]     |                 ++                                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/memtable/src/memory_management/tests.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |             (*hp_record).hazard_pointers[0].store(node,Ordering::SeqCst);
[INFO] [stdout]     |             ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |               |
[INFO] [stdout]     |               this raw pointer has type `*mut HazarPointerRecord<i32>`
[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<AtomicPtr<i32>>`
[INFO] [stdout]    --> src/memtable/src/memory_management/tests.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |             (*hp_record).hazard_pointers[0].store(node,Ordering::SeqCst);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 195 |             (&(*hp_record).hazard_pointers)[0].store(node,Ordering::SeqCst);
[INFO] [stdout]     |             ++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling log v0.1.0 (/opt/rustwide/workdir/src/log)
[INFO] [stdout] warning: unused variable: `op_code`
[INFO] [stdout]    --> src/log/src/lib.rs:357:43
[INFO] [stdout]     |
[INFO] [stdout] 357 |                         Record::TypeValue(op_code, key_len, val_len, key, value)
[INFO] [stdout]     |                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_op_code`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key_len`
[INFO] [stdout]    --> src/log/src/lib.rs:357:52
[INFO] [stdout]     |
[INFO] [stdout] 357 |                         Record::TypeValue(op_code, key_len, val_len, key, value)
[INFO] [stdout]     |                                                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_key_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val_len`
[INFO] [stdout]    --> src/log/src/lib.rs:357:61
[INFO] [stdout]     |
[INFO] [stdout] 357 |                         Record::TypeValue(op_code, key_len, val_len, key, value)
[INFO] [stdout]     |                                                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/log/src/lib.rs:357:70
[INFO] [stdout]     |
[INFO] [stdout] 357 |                         Record::TypeValue(op_code, key_len, val_len, key, value)
[INFO] [stdout]     |                                                                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/log/src/lib.rs:357:75
[INFO] [stdout]     |
[INFO] [stdout] 357 |                         Record::TypeValue(op_code, key_len, val_len, key, value)
[INFO] [stdout]     |                                                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op_code`
[INFO] [stdout]    --> src/log/src/lib.rs:371:62
[INFO] [stdout]     |
[INFO] [stdout] 371 |                     assert!(matches!(rec, Record::TypeDelete(op_code, key_len, key)));
[INFO] [stdout]     |                                                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_op_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key_len`
[INFO] [stdout]    --> src/log/src/lib.rs:371:71
[INFO] [stdout]     |
[INFO] [stdout] 371 |                     assert!(matches!(rec, Record::TypeDelete(op_code, key_len, key)));
[INFO] [stdout]     |                                                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_key_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/log/src/lib.rs:371:80
[INFO] [stdout]     |
[INFO] [stdout] 371 |                     assert!(matches!(rec, Record::TypeDelete(op_code, key_len, key)));
[INFO] [stdout]     |                                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.48s
[INFO] running `Command { std: "docker" "inspect" "29bb320a7029318e83f182b496518ffd598457c6da503f095811db37dcaf0f86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29bb320a7029318e83f182b496518ffd598457c6da503f095811db37dcaf0f86", kill_on_drop: false }`
[INFO] [stdout] 29bb320a7029318e83f182b496518ffd598457c6da503f095811db37dcaf0f86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 258ec1e6a8cccbe4a0a7a169bfb9507e422abcf1a77fa7bbbf2e7b6e6bb6b642
[INFO] running `Command { std: "docker" "start" "-a" "258ec1e6a8cccbe4a0a7a169bfb9507e422abcf1a77fa7bbbf2e7b6e6bb6b642", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]  --> src/memtable/src/skiplist/node.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::sync::Arc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused label
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |         'retry: loop {
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `while` condition
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:352:19
[INFO] [stderr]     |
[INFO] [stderr] 352 |             while (record != std::ptr::null_mut()) {
[INFO] [stderr]     |                   ^                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 352 -             while (record != std::ptr::null_mut()) {
[INFO] [stderr] 352 +             while record != std::ptr::null_mut() {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/memtable/src/skiplist/node.rs:25:19
[INFO] [stderr]    |
[INFO] [stderr] 25 |             .map(|i| AtomicPtr::new(std::ptr::null_mut()))
[INFO] [stderr]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/memtable/src/skiplist/node.rs:37:19
[INFO] [stderr]    |
[INFO] [stderr] 37 |             .map(|i| AtomicPtr::new(std::ptr::null_mut()))
[INFO] [stderr]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hp_record`
[INFO] [stderr]   --> src/memtable/src/skiplist.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |         hp_record: *mut HazarPointerRecord<Node<ValueType>>,
[INFO] [stderr]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hp_record`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `marked` is never read
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:209:21
[INFO] [stderr]     |
[INFO] [stderr] 209 |                     marked = get_marker(composite);
[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: unused variable: `hp_record`
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:163:9
[INFO] [stderr]     |
[INFO] [stderr] 163 |         hp_record: *mut HazarPointerRecord<Node<ValueType>>,
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hp_record`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hazard_pointer_record`
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:244:9
[INFO] [stderr]     |
[INFO] [stderr] 244 |         hazard_pointer_record: *mut HazarPointerRecord<Node<ValueType>>,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hazard_pointer_record`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/memtable/src/memory_management/hazard_pointers.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |             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/memtable/src/memory_management/hazard_pointers.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |         unsafe { hprec }
[INFO] [stderr]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/memtable/src/memory_management/hazard_pointers.rs:65:13
[INFO] [stderr]    |
[INFO] [stderr] 65 |         let mut hprec = Box::into_raw(Box::new(HazarPointerRecord {
[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: unnecessary `unsafe` block
[INFO] [stderr]    --> src/memtable/src/memory_management/hazard_pointers.rs:127:13
[INFO] [stderr]     |
[INFO] [stderr] 127 |             unsafe {
[INFO] [stderr]     |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Memtable` is never used
[INFO] [stderr]  --> src/memtable/src/lib.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 | trait Memtable {
[INFO] [stderr]   |       ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Color` is never used
[INFO] [stderr]    --> src/memtable/src/rbtree.rs:412:10
[INFO] [stderr]     |
[INFO] [stderr] 412 | pub enum Color {
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Node` is never constructed
[INFO] [stderr]    --> src/memtable/src/rbtree.rs:418:12
[INFO] [stderr]     |
[INFO] [stderr] 418 | pub struct Node {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `get_color`, `update_color`, `get_left_child`, `get_right_child`, and `get_parent` are never used
[INFO] [stderr]    --> src/memtable/src/rbtree.rs:428:12
[INFO] [stderr]     |
[INFO] [stderr] 427 | impl Node {
[INFO] [stderr]     | --------- associated items in this implementation
[INFO] [stderr] 428 |     pub fn new(
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 457 |     pub fn get_color(&self) -> Color {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 461 |     pub fn update_color(&mut self, new_color: Color) {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 465 |     pub fn get_left_child(&self) -> Option<Rc<RefCell<Node>>> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 469 |     pub fn get_right_child(&self) -> Option<Rc<RefCell<Node>>> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 473 |     pub fn get_parent(&self) -> Option<Rc<RefCell<Node>>> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RBTree` is never constructed
[INFO] [stderr]    --> src/memtable/src/rbtree.rs:483:12
[INFO] [stderr]     |
[INFO] [stderr] 483 | pub struct RBTree {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/memtable/src/rbtree.rs:489:12
[INFO] [stderr]     |
[INFO] [stderr] 488 | impl RBTree {
[INFO] [stderr]     | ----------- associated items in this implementation
[INFO] [stderr] 489 |     pub fn new() -> RBTree {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 496 |     pub fn len(&self) -> usize {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 500 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 504 |     fn search_node(&self, key: &str) -> Option<Rc<RefCell<Node>>> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 519 |     pub fn search(&self, key: &str) -> Option<(String, Option<String>)> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 524 |     pub fn delete(&mut self, key: &str) {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 528 |     pub fn insert(&mut self, key: &str, val: &str) {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 532 |     fn insert_generic(&mut self, key: &str, val: Option<&str>) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 575 |     fn insert_fixup(&mut self, new_node: Rc<RefCell<Node>>) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 665 |     fn left_rotate(&mut self, parent_node: Rc<RefCell<Node>>) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 696 |     fn right_rotate(&mut self, parent_node: Rc<RefCell<Node>>) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 727 |     pub fn iter(&self) -> Succesor {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Succesor` is never constructed
[INFO] [stderr]    --> src/memtable/src/rbtree.rs:732:12
[INFO] [stderr]     |
[INFO] [stderr] 732 | pub struct Succesor {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `new` and `find_smallest` are never used
[INFO] [stderr]    --> src/memtable/src/rbtree.rs:737:8
[INFO] [stderr]     |
[INFO] [stderr] 736 | impl Succesor {
[INFO] [stderr]     | ------------- associated functions in this implementation
[INFO] [stderr] 737 |     fn new(node: Option<&Rc<RefCell<Node>>>) -> Succesor {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 747 |     fn find_smallest(node: Rc<RefCell<Node>>) -> Rc<RefCell<Node>> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_node` is never used
[INFO] [stderr]   --> src/memtable/src/skiplist.rs:22:4
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn get_node<ValueType>(ptr: *mut Node<ValueType>) -> *mut Node<ValueType>
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_marker` is never used
[INFO] [stderr]   --> src/memtable/src/skiplist.rs:29:4
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn get_marker<ValueType>(ptr: *mut Node<ValueType>) -> bool
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `add_marker` is never used
[INFO] [stderr]   --> src/memtable/src/skiplist.rs:36:4
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn add_marker<ValueType>(ptr: *mut Node<ValueType>, marker: bool) -> *mut Node<ValueType>
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SkipList` is never constructed
[INFO] [stderr]   --> src/memtable/src/skiplist.rs:47:8
[INFO] [stderr]    |
[INFO] [stderr] 47 | struct SkipList<ValueType>
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:61:11
[INFO] [stderr]     |
[INFO] [stderr]  57 | / impl<ValueType> SkipList<ValueType>
[INFO] [stderr]  58 | | where
[INFO] [stderr]  59 | |     ValueType: Clone,
[INFO] [stderr]     | |_____________________- associated items in this implementation
[INFO] [stderr]  60 |   {
[INFO] [stderr]  61 |       const MAX_LEVEL: u64 = Node::<ValueType>::TOP_LEVEL as u64;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]  62 |       const MAX_HP: u64 = 5;
[INFO] [stderr]     |             ^^^^^^
[INFO] [stderr]  63 |
[INFO] [stderr]  64 |       pub fn new() -> SkipList<ValueType> {
[INFO] [stderr]     |              ^^^
[INFO] [stderr] ...
[INFO] [stderr]  87 |       pub fn add(
[INFO] [stderr]     |              ^^^
[INFO] [stderr] ...
[INFO] [stderr] 160 |       pub fn remove(
[INFO] [stderr]     |              ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 241 |       fn find(
[INFO] [stderr]     |          ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 332 |       fn enter(&self) -> *mut HazarPointerRecord<Node<ValueType>> {
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 340 |       fn exit(&self, hp_record: *mut HazarPointerRecord<Node<ValueType>>) {
[INFO] [stderr]     |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FindResult` is never constructed
[INFO] [stderr]  --> src/memtable/src/skiplist/find_result.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct FindResult<ValueType>
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `KeyType` is never used
[INFO] [stderr]  --> src/memtable/src/skiplist/node.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub type KeyType = i128;
[INFO] [stderr]   |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Node` is never constructed
[INFO] [stderr]  --> src/memtable/src/skiplist/node.rs:8:19
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub(crate) struct Node<ValueType>
[INFO] [stderr]   |                   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `TOP_LEVEL`, `new_sentinel`, and `new` are never used
[INFO] [stderr]   --> src/memtable/src/skiplist/node.rs:22:15
[INFO] [stderr]    |
[INFO] [stderr] 18 | / impl<ValueType> Node<ValueType>
[INFO] [stderr] 19 | | where
[INFO] [stderr] 20 | |     ValueType: Clone,
[INFO] [stderr]    | |_____________________- associated items in this implementation
[INFO] [stderr] 21 |   {
[INFO] [stderr] 22 |       pub const TOP_LEVEL: usize = 31;
[INFO] [stderr]    |                 ^^^^^^^^^
[INFO] [stderr] 23 |       pub fn new_sentinel(key: KeyType) -> *mut Node<ValueType> {
[INFO] [stderr]    |              ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 35 |       pub fn new(key: KeyType, value: ValueType, height: usize) -> *mut Node<ValueType> {
[INFO] [stderr]    |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `generate_random_lvl` is never used
[INFO] [stderr]  --> src/memtable/src/util.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn generate_random_lvl(max_lvl: u64) -> u64 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `HazarPointerRecord` is never constructed
[INFO] [stderr]   --> src/memtable/src/memory_management/hazard_pointers.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct HazarPointerRecord<T> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `allocate_hp_record`, `retire_hp_record`, `retire_node`, `help_scan`, and `scan` are never used
[INFO] [stderr]    --> src/memtable/src/memory_management/hazard_pointers.rs:22:12
[INFO] [stderr]     |
[INFO] [stderr]  21 | impl<T> HazarPointerRecord<T> {
[INFO] [stderr]     | ----------------------------- associated functions in this implementation
[INFO] [stderr]  22 |     pub fn allocate_hp_record(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  92 |     pub fn retire_hp_record(rec_node: *mut HazarPointerRecord<T>) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 112 |     pub fn retire_node(
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 135 |     pub fn help_scan(
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 172 |     fn scan(head: *mut HazarPointerRecord<T>, self_ptr: *mut HazarPointerRecord<T>) {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:112:21
[INFO] [stderr]     |
[INFO] [stderr] 112 |                     (*hp_record).hazard_pointers[0].store(pred, Ordering::SeqCst);
[INFO] [stderr]     |                     ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:112:21
[INFO] [stderr]     |
[INFO] [stderr] 112 |                     (*hp_record).hazard_pointers[0].store(pred, Ordering::SeqCst);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 112 |                     (&(*hp_record).hazard_pointers)[0].store(pred, Ordering::SeqCst);
[INFO] [stderr]     |                     ++                            +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:116:21
[INFO] [stderr]     |
[INFO] [stderr] 116 |                     (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                     ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:116:21
[INFO] [stderr]     |
[INFO] [stderr] 116 |                     (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 116 |                     (&(*hp_record).hazard_pointers)[1].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                     ++                            +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:132:29
[INFO] [stderr]     |
[INFO] [stderr] 132 | ...                   (*hp_record).hazard_pointers[2].store(pred, Ordering::SeqCst);
[INFO] [stderr]     |                       ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:132:29
[INFO] [stderr]     |
[INFO] [stderr] 132 | ...                   (*hp_record).hazard_pointers[2].store(pred, Ordering::SeqCst);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 132 |                             (&(*hp_record).hazard_pointers)[2].store(pred, Ordering::SeqCst);
[INFO] [stderr]     |                             ++                            +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:136:29
[INFO] [stderr]     |
[INFO] [stderr] 136 | ...                   (*hp_record).hazard_pointers[3].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                       ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:136:29
[INFO] [stderr]     |
[INFO] [stderr] 136 | ...                   (*hp_record).hazard_pointers[3].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 136 |                             (&(*hp_record).hazard_pointers)[3].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                             ++                            +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:176:21
[INFO] [stderr]     |
[INFO] [stderr] 176 |                     (*hp_record).hazard_pointers[0].store(node_to_remove, Ordering::SeqCst);
[INFO] [stderr]     |                     ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:176:21
[INFO] [stderr]     |
[INFO] [stderr] 176 |                     (*hp_record).hazard_pointers[0].store(node_to_remove, Ordering::SeqCst);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 176 |                     (&(*hp_record).hazard_pointers)[0].store(node_to_remove, Ordering::SeqCst);
[INFO] [stderr]     |                     ++                            +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:187:25
[INFO] [stderr]     |
[INFO] [stderr] 187 |                         (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                         ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:187:25
[INFO] [stderr]     |
[INFO] [stderr] 187 |                         (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 187 |                         (&(*hp_record).hazard_pointers)[1].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                         ++                            +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:199:29
[INFO] [stderr]     |
[INFO] [stderr] 199 | ...                   (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                       ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:199:29
[INFO] [stderr]     |
[INFO] [stderr] 199 | ...                   (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 199 |                             (&(*hp_record).hazard_pointers)[1].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                             ++                            +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:208:21
[INFO] [stderr]     |
[INFO] [stderr] 208 |                     (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                     ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:208:21
[INFO] [stderr]     |
[INFO] [stderr] 208 |                     (*hp_record).hazard_pointers[1].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 208 |                     (&(*hp_record).hazard_pointers)[1].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                     ++                            +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:223:25
[INFO] [stderr]     |
[INFO] [stderr] 223 |                         (*hp_record).hazard_pointers[2].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                         ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:223:25
[INFO] [stderr]     |
[INFO] [stderr] 223 |                         (*hp_record).hazard_pointers[2].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 223 |                         (&(*hp_record).hazard_pointers)[2].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                         ++                            +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:260:17
[INFO] [stderr]     |
[INFO] [stderr] 260 |                 (*hazard_pointer_record).hazard_pointers[0].store(pred, Ordering::SeqCst);
[INFO] [stderr]     |                 ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:260:17
[INFO] [stderr]     |
[INFO] [stderr] 260 |                 (*hazard_pointer_record).hazard_pointers[0].store(pred, Ordering::SeqCst);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 260 |                 (&(*hazard_pointer_record).hazard_pointers)[0].store(pred, Ordering::SeqCst);
[INFO] [stderr]     |                 ++                                        +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:266:21
[INFO] [stderr]     |
[INFO] [stderr] 266 |                     (*hazard_pointer_record).hazard_pointers[1].store(curr, Ordering::SeqCst);
[INFO] [stderr]     |                     ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:266:21
[INFO] [stderr]     |
[INFO] [stderr] 266 |                     (*hazard_pointer_record).hazard_pointers[1].store(curr, Ordering::SeqCst);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 266 |                     (&(*hazard_pointer_record).hazard_pointers)[1].store(curr, Ordering::SeqCst);
[INFO] [stderr]     |                     ++                                        +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:272:25
[INFO] [stderr]     |
[INFO] [stderr] 272 |                         (*hazard_pointer_record).hazard_pointers[2].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                         ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:272:25
[INFO] [stderr]     |
[INFO] [stderr] 272 |                         (*hazard_pointer_record).hazard_pointers[2].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 272 |                         (&(*hazard_pointer_record).hazard_pointers)[2].store(succ, Ordering::SeqCst);
[INFO] [stderr]     |                         ++                                        +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:294:29
[INFO] [stderr]     |
[INFO] [stderr] 294 | ...                   (*hazard_pointer_record).hazard_pointers[1]
[INFO] [stderr]     |                       ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:294:29
[INFO] [stderr]     |
[INFO] [stderr] 294 | ...                   (*hazard_pointer_record).hazard_pointers[1]
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 294 |                             (&(*hazard_pointer_record).hazard_pointers)[1]
[INFO] [stderr]     |                             ++                                        +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:299:29
[INFO] [stderr]     |
[INFO] [stderr] 299 | ...                   (*hazard_pointer_record).hazard_pointers[2]
[INFO] [stderr]     |                       ^^---------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         this raw pointer has type `*mut HazarPointerRecord<node::Node<ValueType>>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<node::Node<ValueType>>>`
[INFO] [stderr]    --> src/memtable/src/skiplist.rs:299:29
[INFO] [stderr]     |
[INFO] [stderr] 299 | ...                   (*hazard_pointer_record).hazard_pointers[2]
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] running 1 test
[INFO] [stderr] 299 |                             (&(*hazard_pointer_record).hazard_pointers)[2]
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]     |                             ++                                        +
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] warning: unused imports: `AtomicPtr`, `AtomicU32`, and `Ordering`
[INFO] [stdout] 
[INFO] [stderr]  --> src/memtable/src/skiplist/tests.rs:6:29
[INFO] [stderr]   |
[INFO] [stderr] 6 |     use std::sync::atomic::{AtomicPtr, AtomicU32, Ordering};
[INFO] [stderr]   |                             ^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handle`
[INFO] [stderr]    --> src/memtable/src/skiplist/tests.rs:115:17
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] running 8 tests
[INFO] [stderr] 115 |             let handle = thread::Builder::new()
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handle`
[INFO] [stderr]    --> src/memtable/src/skiplist/tests.rs:127:17
[INFO] [stderr]     |
[INFO] [stderr] 127 |             let handle = thread::Builder::new()
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hp_record`
[INFO] [stderr]   --> src/memtable/src/memory_management/tests.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let hp_record: *mut HazarPointerRecord<i32> =
[INFO] [stderr]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hp_record`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/memtable/src/memory_management/tests.rs:60:13
[INFO] [stderr]    |
[INFO] [stderr] 60 |         for i in 0..2 {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/memtable/src/memory_management/tests.rs:102:17
[INFO] [stderr]     |
[INFO] [stderr] 102 |             for i in 0..count {
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handle`
[INFO] [stderr]    --> src/memtable/src/memory_management/tests.rs:103:21
[INFO] [stderr]     |
[INFO] [stderr] 103 |                 let handle = s.spawn({
[INFO] [stderr]     |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/memtable/src/memory_management/tests.rs:136:9
[INFO] [stderr]     |
[INFO] [stderr] 136 |         unsafe{
[INFO] [stderr]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/memtable/src/memory_management/tests.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         unsafe {
[INFO] [stderr]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/memtable/src/memory_management/tests.rs:188:13
[INFO] [stderr]     |
[INFO] [stderr] 188 |         for i in 0..4 {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_empty` is never used
[INFO] [stderr]    --> src/memtable/src/rbtree.rs:500:12
[INFO] [stderr]     |
[INFO] [stderr] 488 | impl RBTree {
[INFO] [stderr]     | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 500 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `value` is never read
[INFO] [stderr]   --> src/memtable/src/skiplist/node.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr]  8 | pub(crate) struct Node<ValueType>
[INFO] [stderr]    |                   ---- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 13 |     pub value: Option<ValueType>,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `head` and `max_hp_count` are never read
[INFO] [stderr]   --> src/memtable/src/memory_management/hazard_pointers.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct HazarPointerRecord<T> {
[INFO] [stderr]    |            ------------------ fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 17 |     pub head: Arc<AtomicPtr<HazarPointerRecord<T>>>,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 18 |     pub max_hp_count: Arc<AtomicU32>,
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/memory_management/tests.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |             (*hazard_record).hazard_pointers[0].store(h1,Ordering::SeqCst);
[INFO] [stderr]     |             ^^-------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               this raw pointer has type `*mut HazarPointerRecord<i32>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<i32>>`
[INFO] [stderr]    --> src/memtable/src/memory_management/tests.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |             (*hazard_record).hazard_pointers[0].store(h1,Ordering::SeqCst);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 132 |             (&(*hazard_record).hazard_pointers)[0].store(h1,Ordering::SeqCst);
[INFO] [stderr]     |             ++                                +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/memory_management/tests.rs:133:13
[INFO] [stderr]     |
[INFO] [stderr] 133 |             (*hazard_record).hazard_pointers[1].store(h2,Ordering::SeqCst);
[INFO] [stderr]     |             ^^-------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               this raw pointer has type `*mut HazarPointerRecord<i32>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<i32>>`
[INFO] [stderr]    --> src/memtable/src/memory_management/tests.rs:133:13
[INFO] [stderr]     |
[INFO] [stderr] 133 |             (*hazard_record).hazard_pointers[1].store(h2,Ordering::SeqCst);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 133 |             (&(*hazard_record).hazard_pointers)[1].store(h2,Ordering::SeqCst);
[INFO] [stderr]     |             ++                                +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/memory_management/tests.rs:145:17
[INFO] [stderr]     |
[INFO] [stderr] 145 |                 (*(*head).load(Ordering::SeqCst)).hazard_pointers[0].load(Ordering::SeqCst),
[INFO] [stderr]     |                 ^^------------------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   this raw pointer has type `*mut HazarPointerRecord<i32>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<i32>>`
[INFO] [stderr]    --> src/memtable/src/memory_management/tests.rs:145:17
[INFO] [stderr]     |
[INFO] [stderr] 145 |                 (*(*head).load(Ordering::SeqCst)).hazard_pointers[0].load(Ordering::SeqCst),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 145 |                 (&(*(*head).load(Ordering::SeqCst)).hazard_pointers)[0].load(Ordering::SeqCst),
[INFO] [stderr]     |                 ++                                                 +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/memory_management/tests.rs:149:17
[INFO] [stderr]     |
[INFO] [stderr] 149 |                 (*(*head).load(Ordering::SeqCst)).hazard_pointers[1].load(Ordering::SeqCst),
[INFO] [stderr]     |                 ^^------------------------------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   this raw pointer has type `*mut HazarPointerRecord<i32>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<i32>>`
[INFO] [stderr]    --> src/memtable/src/memory_management/tests.rs:149:17
[INFO] [stderr]     |
[INFO] [stderr] 149 |                 (*(*head).load(Ordering::SeqCst)).hazard_pointers[1].load(Ordering::SeqCst),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 149 |                 (&(*(*head).load(Ordering::SeqCst)).hazard_pointers)[1].load(Ordering::SeqCst),
[INFO] [stderr]     |                 ++                                                 +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/memtable/src/memory_management/tests.rs:195:13
[INFO] [stderr]     |
[INFO] [stderr] 195 |             (*hp_record).hazard_pointers[0].store(node,Ordering::SeqCst);
[INFO] [stderr]     |             ^^---------^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               this raw pointer has type `*mut HazarPointerRecord<i32>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec<AtomicPtr<i32>>`
[INFO] [stderr]    --> src/memtable/src/memory_management/tests.rs:195:13
[INFO] [stderr]     |
[INFO] [stderr] 195 |             (*hp_record).hazard_pointers[0].store(node,Ordering::SeqCst);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 195 |             (&(*hp_record).hazard_pointers)[0].store(node,Ordering::SeqCst);
[INFO] [stderr]     |             ++                            +
[INFO] [stderr] 
[INFO] [stderr] warning: `memtable` (lib) generated 47 warnings (run `cargo fix --lib -p memtable` to apply 3 suggestions)
[INFO] [stderr] warning: `memtable` (lib test) generated 46 warnings (28 duplicates) (run `cargo fix --lib -p memtable --tests` to apply 1 suggestion)
[INFO] [stderr] warning: unused variable: `op_code`
[INFO] [stderr]    --> src/log/src/lib.rs:357:43
[INFO] [stderr]     |
[INFO] [stderr] 357 |                         Record::TypeValue(op_code, key_len, val_len, key, value)
[INFO] [stderr]     |                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_op_code`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key_len`
[INFO] [stderr]    --> src/log/src/lib.rs:357:52
[INFO] [stderr]     |
[INFO] [stderr] 357 |                         Record::TypeValue(op_code, key_len, val_len, key, value)
[INFO] [stderr]     |                                                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_key_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val_len`
[INFO] [stderr]    --> src/log/src/lib.rs:357:61
[INFO] [stderr]     |
[INFO] [stderr] 357 |                         Record::TypeValue(op_code, key_len, val_len, key, value)
[INFO] [stderr]     |                                                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]    --> src/log/src/lib.rs:357:70
[INFO] [stderr]     |
[INFO] [stderr] 357 |                         Record::TypeValue(op_code, key_len, val_len, key, value)
[INFO] [stderr]     |                                                                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/log/src/lib.rs:357:75
[INFO] [stderr]     |
[INFO] [stderr] 357 |                         Record::TypeValue(op_code, key_len, val_len, key, value)
[INFO] [stderr]     |                                                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op_code`
[INFO] [stderr]    --> src/log/src/lib.rs:371:62
[INFO] [stderr]     |
[INFO] [stderr] 371 |                     assert!(matches!(rec, Record::TypeDelete(op_code, key_len, key)));
[INFO] [stderr]     |                                                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_op_code`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key_len`
[INFO] [stderr]    --> src/log/src/lib.rs:371:71
[INFO] [stderr]     |
[INFO] [stderr] 371 |                     assert!(matches!(rec, Record::TypeDelete(op_code, key_len, key)));
[INFO] [stderr]     |                                                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_key_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]    --> src/log/src/lib.rs:371:80
[INFO] [stderr]     |
[INFO] [stderr] 371 |                     assert!(matches!(rec, Record::TypeDelete(op_code, key_len, key)));
[INFO] [stderr]     |                                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: `log` (lib test) generated 8 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/file-820eb0ecfdae9975)
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/log-c89ee56d4b140925)
[INFO] [stdout] test tests::test_file_creation ... FAILED
[INFO] [stdout] test tests::test_delete_val_to_file ... FAILED
[INFO] [stdout] test tests::test_iter_read_file ... FAILED
[INFO] [stdout] test tests::test_sequence_write_val_to_file ... FAILED
[INFO] [stdout] test tests::test_sequence_delete_val_to_file ... FAILED
[INFO] [stdout] test tests::test_delete_size_to_file ... FAILED
[INFO] [stdout] test tests::test_write_val_to_file ... FAILED
[INFO] [stdout] test tests::test_write_size_to_file ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_file_creation stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_file_creation' panicked at src/log/src/lib.rs:30:40:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56ee2b56b6d2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x56ee2b56b6d2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x56ee2b56b6d2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x56ee2b56b6d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x56ee2b591023 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x56ee2b591023 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x56ee2b568653 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x56ee2b568653 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x56ee2b56b522 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x56ee2b56cc49 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x56ee2b56ca7e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x56ee2b4ff784 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x56ee2b4ff784 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x56ee2b56d61e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x56ee2b56d61e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x56ee2b56d3ea - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x56ee2b56bbc9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x56ee2b56d07d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x56ee2b58fa70 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x56ee2b58fed6 - core::result::unwrap_failed::h95bc3f5a607b2c95
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1765:5
[INFO] [stdout]   20:     0x56ee2b4be29c - core::result::Result<T,E>::unwrap::h4ab4f66dade95987
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x56ee2b4be29c - log::LogWriter::new::h2393e561f312c9af
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:30:40
[INFO] [stdout]   22:     0x56ee2b4c177d - log::tests::test_file_creation::h4139b49adf6e7f02
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:148:9
[INFO] [stdout]   23:     0x56ee2b4c1737 - log::tests::test_file_creation::{{closure}}::hc75e7954798d1dd4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:146:28
[INFO] [stdout]   24:     0x56ee2b4c07d6 - core::ops::function::FnOnce::call_once::h0bc0c6b0d4be9f41
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x56ee2b504feb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   26:     0x56ee2b504feb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   27:     0x56ee2b504125 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   28:     0x56ee2b504125 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x56ee2b504125 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   30:     0x56ee2b504125 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   31:     0x56ee2b504125 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x56ee2b504125 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   33:     0x56ee2b504125 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   34:     0x56ee2b4c7d24 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   35:     0x56ee2b4c7d24 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x56ee2b4cb6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x56ee2b4cb6fa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x56ee2b4cb6fa - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   39:     0x56ee2b4cb6fa - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   40:     0x56ee2b4cb6fa - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x56ee2b4cb6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x56ee2b4cb6fa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   43:     0x56ee2b57059f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x56ee2b57059f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   45:     0x746a4c868aa4 - <unknown>
[INFO] [stdout]   46:     0x746a4c8f5a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_delete_val_to_file stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_delete_val_to_file' panicked at src/log/src/lib.rs:30:40:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56ee2b56b6d2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x56ee2b56b6d2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x56ee2b56b6d2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x56ee2b56b6d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x56ee2b591023 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x56ee2b591023 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x56ee2b568653 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x56ee2b568653 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x56ee2b56b522 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x56ee2b56cc49 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x56ee2b56ca7e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x56ee2b4ff784 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stderr] error: test failed, to rerun pass `-p log --lib`
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x56ee2b4ff784 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x56ee2b56d61e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x56ee2b56d61e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x56ee2b56d3ea - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x56ee2b56bbc9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x56ee2b56d07d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x56ee2b58fa70 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x56ee2b58fed6 - core::result::unwrap_failed::h95bc3f5a607b2c95
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1765:5
[INFO] [stdout]   20:     0x56ee2b4be29c - core::result::Result<T,E>::unwrap::h4ab4f66dade95987
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x56ee2b4be29c - log::LogWriter::new::h2393e561f312c9af
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:30:40
[INFO] [stdout]   22:     0x56ee2b4c3e44 - log::tests::test_delete_val_to_file::hb09ea280784be5a7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:249:26
[INFO] [stdout]   23:     0x56ee2b4c3df7 - log::tests::test_delete_val_to_file::{{closure}}::hc31138cfb6bad6ad
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:247:33
[INFO] [stdout]   24:     0x56ee2b4c09d6 - core::ops::function::FnOnce::call_once::hf6a3868d2fa948ac
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x56ee2b504feb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   26:     0x56ee2b504feb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   27:     0x56ee2b504125 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   28:     0x56ee2b504125 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x56ee2b504125 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   30:     0x56ee2b504125 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   31:     0x56ee2b504125 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x56ee2b504125 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   33:     0x56ee2b504125 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   34:     0x56ee2b4c7d24 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   35:     0x56ee2b4c7d24 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x56ee2b4cb6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x56ee2b4cb6fa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x56ee2b4cb6fa - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   39:     0x56ee2b4cb6fa - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   40:     0x56ee2b4cb6fa - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x56ee2b4cb6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x56ee2b4cb6fa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   43:     0x56ee2b57059f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x56ee2b57059f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   45:     0x746a4c868aa4 - <unknown>
[INFO] [stdout]   46:     0x746a4c8f5a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_iter_read_file stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_iter_read_file' panicked at src/log/src/lib.rs:30:40:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56ee2b56b6d2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x56ee2b56b6d2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x56ee2b56b6d2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x56ee2b56b6d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x56ee2b591023 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x56ee2b591023 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x56ee2b568653 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x56ee2b568653 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x56ee2b56b522 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x56ee2b56cc49 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x56ee2b56ca7e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x56ee2b4ff784 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x56ee2b4ff784 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x56ee2b56d61e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x56ee2b56d61e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x56ee2b56d3ea - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x56ee2b56bbc9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x56ee2b56d07d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x56ee2b58fa70 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x56ee2b58fed6 - core::result::unwrap_failed::h95bc3f5a607b2c95
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1765:5
[INFO] [stdout]   20:     0x56ee2b4be29c - core::result::Result<T,E>::unwrap::h4ab4f66dade95987
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x56ee2b4be29c - log::LogWriter::new::h2393e561f312c9af
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:30:40
[INFO] [stdout]   22:     0x56ee2b4c56be - log::tests::test_iter_read_file::hb185b8c7ca4d9c93
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:327:26
[INFO] [stdout]   23:     0x56ee2b4c5407 - log::tests::test_iter_read_file::{{closure}}::hc113eae734a5a6cf
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:314:29
[INFO] [stdout]   24:     0x56ee2b4c0916 - core::ops::function::FnOnce::call_once::hb66a2b0b7137343c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x56ee2b504feb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   26:     0x56ee2b504feb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   27:     0x56ee2b504125 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   28:     0x56ee2b504125 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x56ee2b504125 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   30:     0x56ee2b504125 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   31:     0x56ee2b504125 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x56ee2b504125 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   33:     0x56ee2b504125 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   34:     0x56ee2b4c7d24 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   35:     0x56ee2b4c7d24 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x56ee2b4cb6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x56ee2b4cb6fa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x56ee2b4cb6fa - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   39:     0x56ee2b4cb6fa - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   40:     0x56ee2b4cb6fa - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x56ee2b4cb6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x56ee2b4cb6fa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   43:     0x56ee2b57059f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x56ee2b57059f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   45:     0x746a4c868aa4 - <unknown>
[INFO] [stdout]   46:     0x746a4c8f5a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_sequence_write_val_to_file stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_sequence_write_val_to_file' panicked at src/log/src/lib.rs:30:40:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56ee2b56b6d2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x56ee2b56b6d2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x56ee2b56b6d2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x56ee2b56b6d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x56ee2b591023 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x56ee2b591023 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x56ee2b568653 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x56ee2b568653 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x56ee2b56b522 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x56ee2b56cc49 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x56ee2b56ca7e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x56ee2b4ff784 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x56ee2b4ff784 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x56ee2b56d61e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x56ee2b56d61e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x56ee2b56d3ea - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x56ee2b56bbc9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x56ee2b56d07d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x56ee2b58fa70 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x56ee2b58fed6 - core::result::unwrap_failed::h95bc3f5a607b2c95
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1765:5
[INFO] [stdout]   20:     0x56ee2b4be29c - core::result::Result<T,E>::unwrap::h4ab4f66dade95987
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x56ee2b4be29c - log::LogWriter::new::h2393e561f312c9af
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:30:40
[INFO] [stdout]   22:     0x56ee2b4c2d06 - log::tests::test_sequence_write_val_to_file::hd5412c777309a64e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:213:26
[INFO] [stdout]   23:     0x56ee2b4c2a57 - log::tests::test_sequence_write_val_to_file::{{closure}}::h1db1f254e95cd938
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:200:41
[INFO] [stdout]   24:     0x56ee2b4c08d6 - core::ops::function::FnOnce::call_once::hb1c38d2a914e8c03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x56ee2b504feb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   26:     0x56ee2b504feb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   27:     0x56ee2b504125 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   28:     0x56ee2b504125 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x56ee2b504125 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   30:     0x56ee2b504125 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   31:     0x56ee2b504125 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x56ee2b504125 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   33:     0x56ee2b504125 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   34:     0x56ee2b4c7d24 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   35:     0x56ee2b4c7d24 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x56ee2b4cb6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x56ee2b4cb6fa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x56ee2b4cb6fa - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   39:     0x56ee2b4cb6fa - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   40:     0x56ee2b4cb6fa - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x56ee2b4cb6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x56ee2b4cb6fa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   43:     0x56ee2b57059f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x56ee2b57059f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   45:     0x746a4c868aa4 - <unknown>
[INFO] [stdout]   46:     0x746a4c8f5a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_sequence_delete_val_to_file stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_sequence_delete_val_to_file' panicked at src/log/src/lib.rs:30:40:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56ee2b56b6d2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x56ee2b56b6d2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x56ee2b56b6d2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x56ee2b56b6d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x56ee2b591023 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x56ee2b591023 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x56ee2b568653 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x56ee2b568653 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x56ee2b56b522 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x56ee2b56cc49 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x56ee2b56ca7e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x56ee2b4ff784 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x56ee2b4ff784 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x56ee2b56d61e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x56ee2b56d61e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x56ee2b56d3ea - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x56ee2b56bbc9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x56ee2b56d07d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x56ee2b58fa70 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x56ee2b58fed6 - core::result::unwrap_failed::h95bc3f5a607b2c95
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1765:5
[INFO] [stdout]   20:     0x56ee2b4be29c - core::result::Result<T,E>::unwrap::h4ab4f66dade95987
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x56ee2b4be29c - log::LogWriter::new::h2393e561f312c9af
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:30:40
[INFO] [stdout]   22:     0x56ee2b4c48ae - log::tests::test_sequence_delete_val_to_file::h1c74c31a4b37e5a6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:289:26
[INFO] [stdout]   23:     0x56ee2b4c46e7 - log::tests::test_sequence_delete_val_to_file::{{closure}}::h67f5e7ee77f53ec9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:269:42
[INFO] [stdout]   24:     0x56ee2b4c0856 - core::ops::function::FnOnce::call_once::h4217251797af698a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x56ee2b504feb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   26:     0x56ee2b504feb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   27:     0x56ee2b504125 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   28:     0x56ee2b504125 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x56ee2b504125 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   30:     0x56ee2b504125 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   31:     0x56ee2b504125 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x56ee2b504125 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   33:     0x56ee2b504125 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   34:     0x56ee2b4c7d24 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   35:     0x56ee2b4c7d24 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x56ee2b4cb6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x56ee2b4cb6fa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x56ee2b4cb6fa - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   39:     0x56ee2b4cb6fa - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   40:     0x56ee2b4cb6fa - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x56ee2b4cb6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x56ee2b4cb6fa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   43:     0x56ee2b57059f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x56ee2b57059f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   45:     0x746a4c868aa4 - <unknown>
[INFO] [stdout]   46:     0x746a4c8f5a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_delete_size_to_file stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_delete_size_to_file' panicked at src/log/src/lib.rs:30:40:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56ee2b56b6d2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x56ee2b56b6d2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x56ee2b56b6d2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x56ee2b56b6d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x56ee2b591023 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x56ee2b591023 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x56ee2b568653 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x56ee2b568653 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x56ee2b56b522 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x56ee2b56cc49 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x56ee2b56ca7e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x56ee2b4ff784 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x56ee2b4ff784 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x56ee2b56d61e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x56ee2b56d61e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x56ee2b56d3ea - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x56ee2b56bbc9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x56ee2b56d07d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x56ee2b58fa70 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x56ee2b58fed6 - core::result::unwrap_failed::h95bc3f5a607b2c95
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1765:5
[INFO] [stdout]   20:     0x56ee2b4be29c - core::result::Result<T,E>::unwrap::h4ab4f66dade95987
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x56ee2b4be29c - log::LogWriter::new::h2393e561f312c9af
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:30:40
[INFO] [stdout]   22:     0x56ee2b4c1b18 - log::tests::test_delete_size_to_file::hd40b47230feae0ca
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:163:26
[INFO] [stdout]   23:     0x56ee2b4c1ae7 - log::tests::test_delete_size_to_file::{{closure}}::had2b493e3b0cdb6b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:162:34
[INFO] [stdout]   24:     0x56ee2b4c0816 - core::ops::function::FnOnce::call_once::h2ef69646819b7fd6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x56ee2b504feb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   26:     0x56ee2b504feb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   27:     0x56ee2b504125 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   28:     0x56ee2b504125 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x56ee2b504125 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   30:     0x56ee2b504125 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   31:     0x56ee2b504125 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x56ee2b504125 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   33:     0x56ee2b504125 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   34:     0x56ee2b4c7d24 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   35:     0x56ee2b4c7d24 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x56ee2b4cb6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x56ee2b4cb6fa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x56ee2b4cb6fa - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   39:     0x56ee2b4cb6fa - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   40:     0x56ee2b4cb6fa - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x56ee2b4cb6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x56ee2b4cb6fa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   43:     0x56ee2b57059f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x56ee2b57059f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   45:     0x746a4c868aa4 - <unknown>
[INFO] [stdout]   46:     0x746a4c8f5a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_write_val_to_file stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_write_val_to_file' panicked at src/log/src/lib.rs:30:40:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56ee2b56b6d2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x56ee2b56b6d2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x56ee2b56b6d2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x56ee2b56b6d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x56ee2b591023 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x56ee2b591023 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x56ee2b568653 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x56ee2b568653 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x56ee2b56b522 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x56ee2b56cc49 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x56ee2b56ca7e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x56ee2b4ff784 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x56ee2b4ff784 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x56ee2b56d61e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x56ee2b56d61e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x56ee2b56d3ea - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x56ee2b56bbc9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x56ee2b56d07d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x56ee2b58fa70 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x56ee2b58fed6 - core::result::unwrap_failed::h95bc3f5a607b2c95
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1765:5
[INFO] [stdout]   20:     0x56ee2b4be29c - core::result::Result<T,E>::unwrap::h4ab4f66dade95987
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x56ee2b4be29c - log::LogWriter::new::h2393e561f312c9af
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:30:40
[INFO] [stdout]   22:     0x56ee2b4c1d7c - log::tests::test_write_val_to_file::hdfe790754c75d5da
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:172:26
[INFO] [stdout]   23:     0x56ee2b4c1d27 - log::tests::test_write_val_to_file::{{closure}}::h97d67e602fb9e20e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:170:32
[INFO] [stdout]   24:     0x56ee2b4c0896 - core::ops::function::FnOnce::call_once::h5422a8a5610af806
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x56ee2b504feb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   26:     0x56ee2b504feb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   27:     0x56ee2b504125 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   28:     0x56ee2b504125 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x56ee2b504125 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   30:     0x56ee2b504125 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   31:     0x56ee2b504125 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x56ee2b504125 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   33:     0x56ee2b504125 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   34:     0x56ee2b4c7d24 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   35:     0x56ee2b4c7d24 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x56ee2b4cb6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x56ee2b4cb6fa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x56ee2b4cb6fa - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   39:     0x56ee2b4cb6fa - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   40:     0x56ee2b4cb6fa - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x56ee2b4cb6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x56ee2b4cb6fa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   43:     0x56ee2b57059f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x56ee2b57059f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   45:     0x746a4c868aa4 - <unknown>
[INFO] [stdout]   46:     0x746a4c8f5a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_write_size_to_file stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_write_size_to_file' panicked at src/log/src/lib.rs:30:40:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56ee2b56b6d2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x56ee2b56b6d2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x56ee2b56b6d2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x56ee2b56b6d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x56ee2b591023 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x56ee2b591023 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x56ee2b568653 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x56ee2b568653 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x56ee2b56b522 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x56ee2b56cc49 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x56ee2b56ca7e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x56ee2b4ff784 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x56ee2b4ff784 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x56ee2b56d61e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x56ee2b56d61e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x56ee2b56d3ea - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x56ee2b56bbc9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x56ee2b56d07d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x56ee2b58fa70 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x56ee2b58fed6 - core::result::unwrap_failed::h95bc3f5a607b2c95
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1765:5
[INFO] [stdout]   20:     0x56ee2b4be29c - core::result::Result<T,E>::unwrap::h4ab4f66dade95987
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x56ee2b4be29c - log::LogWriter::new::h2393e561f312c9af
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:30:40
[INFO] [stdout]   22:     0x56ee2b4c1868 - log::tests::test_write_size_to_file::hbe643242fea8c124
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:155:26
[INFO] [stdout]   23:     0x56ee2b4c1837 - log::tests::test_write_size_to_file::{{closure}}::hfae39cba74e32cf7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/src/lib.rs:154:33
[INFO] [stdout]   24:     0x56ee2b4c0a16 - core::ops::function::FnOnce::call_once::hf897e0a07e3c5fef
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x56ee2b504feb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   26:     0x56ee2b504feb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   27:     0x56ee2b504125 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   28:     0x56ee2b504125 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x56ee2b504125 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   30:     0x56ee2b504125 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   31:     0x56ee2b504125 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x56ee2b504125 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   33:     0x56ee2b504125 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   34:     0x56ee2b4c7d24 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   35:     0x56ee2b4c7d24 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x56ee2b4cb6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x56ee2b4cb6fa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x56ee2b4cb6fa - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   39:     0x56ee2b4cb6fa - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   40:     0x56ee2b4cb6fa - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x56ee2b4cb6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x56ee2b4cb6fa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   43:     0x56ee2b57059f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x56ee2b57059f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   45:     0x746a4c868aa4 - <unknown>
[INFO] [stdout]   46:     0x746a4c8f5a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_delete_size_to_file
[INFO] [stdout]     tests::test_delete_val_to_file
[INFO] [stdout]     tests::test_file_creation
[INFO] [stdout]     tests::test_iter_read_file
[INFO] [stdout]     tests::test_sequence_delete_val_to_file
[INFO] [stdout]     tests::test_sequence_write_val_to_file
[INFO] [stdout]     tests::test_write_size_to_file
[INFO] [stdout]     tests::test_write_val_to_file
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 8 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "258ec1e6a8cccbe4a0a7a169bfb9507e422abcf1a77fa7bbbf2e7b6e6bb6b642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "258ec1e6a8cccbe4a0a7a169bfb9507e422abcf1a77fa7bbbf2e7b6e6bb6b642", kill_on_drop: false }`
[INFO] [stdout] 258ec1e6a8cccbe4a0a7a169bfb9507e422abcf1a77fa7bbbf2e7b6e6bb6b642
