[INFO] cloning repository https://github.com/melgenek/rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/melgenek/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelgenek%2Frust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelgenek%2Frust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9c0f14c7a070f55978ffc5de3137ed1d6bf3ebb
[INFO] testing melgenek/rust-playground against 1.98.0-beta.1 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelgenek%2Frust-playground" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/melgenek/rust-playground
[INFO] finished tweaking git repo https://github.com/melgenek/rust-playground
[INFO] tweaked toml for git repo https://github.com/melgenek/rust-playground written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/melgenek/rust-playground on toolchain 1.98.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/melgenek/rust-playground 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" "+1.98.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b796182189a67147e85f1fc29887e26dd519010b77ac20455aa9b7d171a322e0
[INFO] running `Command { std: "docker" "start" "b796182189a67147e85f1fc29887e26dd519010b77ac20455aa9b7d171a322e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b796182189a67147e85f1fc29887e26dd519010b77ac20455aa9b7d171a322e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b796182189a67147e85f1fc29887e26dd519010b77ac20455aa9b7d171a322e0" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b796182189a67147e85f1fc29887e26dd519010b77ac20455aa9b7d171a322e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b796182189a67147e85f1fc29887e26dd519010b77ac20455aa9b7d171a322e0" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.2.8
[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 rust-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env::temp_dir`
[INFO] [stdout]  --> src/buffer/test_utils.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env::temp_dir;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/buffer/test_utils.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf` and `Path`
[INFO] [stdout]  --> src/buffer/test_utils.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fs` and `io`
[INFO] [stdout]  --> src/buffer/test_utils.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{fs, io};
[INFO] [stdout]   |           ^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::distributions::Alphanumeric`
[INFO] [stdout]  --> src/buffer/test_utils.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::distributions::Alphanumeric;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/buffer/test_utils.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::buffer::constants::PAGE_SIZE`
[INFO] [stdout]  --> src/buffer/test_utils.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::buffer::constants::PAGE_SIZE;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::buffer::types::PageData`
[INFO] [stdout]   --> src/buffer/test_utils.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::buffer::types::PageData;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RngCore` and `thread_rng`
[INFO] [stdout]   --> src/buffer/test_utils.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::types::{thread_rng, RngCore};
[INFO] [stdout]    |                    ^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]  --> src/types.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(shuttle)]
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]  --> src/types.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(shuttle)]
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]  --> src/types.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[cfg(shuttle)]
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]  --> src/types.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[cfg(shuttle)]
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[cfg(shuttle)]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[cfg(shuttle)]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/types.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub(crate) use std::thread;
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `PageIdIncrementFn` is never used
[INFO] [stdout]  --> src/buffer/buffer_pool.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(super) type PageIdIncrementFn = Box<dyn Fn(PageId) -> PageId + Send>;
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnsafeBufferPoolInstance` is never constructed
[INFO] [stdout]   --> src/buffer/buffer_pool_instance.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct UnsafeBufferPoolInstance {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `find_page`, `flush_page`, `write_page`, `find_fresh_page`, and `allocate_page` are never used
[INFO] [stdout]   --> src/buffer/buffer_pool_instance.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl UnsafeBufferPoolInstance {
[INFO] [stdout]    | ----------------------------- methods in this implementation
[INFO] [stdout] 22 |     fn find_page(&self, page_id: PageId) -> Option<(FrameId, Page)> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn flush_page(&self, page_id: PageId) -> io::Result<bool> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     fn write_page(&self, page: &mut Page) -> io::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn find_fresh_page(&mut self) -> io::Result<Option<(FrameId, Page)>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn allocate_page(&mut self) -> PageId {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BufferPoolInstance` is never constructed
[INFO] [stdout]   --> src/buffer/buffer_pool_instance.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub struct BufferPoolInstance(Arc<Mutex<UnsafeBufferPoolInstance>>);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/buffer/buffer_pool_instance.rs:72:8
[INFO] [stdout]     |
[INFO] [stdout]  71 | impl BufferPoolInstance {
[INFO] [stdout]     | ----------------------- associated items in this implementation
[INFO] [stdout]  72 |     fn new_simple(disk_manager: DiskManager, size: usize) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  76 |     pub fn new(disk_manager: DiskManager, size: usize, next_page_id: PageId, inc_fn: PageIdIncrementFn) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  91 |     pub fn flush_page(&self, page_id: PageId) -> io::Result<bool> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn new_page(&mut self) -> io::Result<Option<Page>> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     pub fn fetch_page(&mut self, page_id: PageId) -> io::Result<Option<Page>> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     pub fn unpin_page(&mut self, page_id: PageId, is_dirty: bool) -> io::Result<bool> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 153 |     pub fn delete_page(&mut self, page_id: PageId) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PAGE_SIZE` is never used
[INFO] [stdout]  --> src/buffer/constants.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(super) const PAGE_SIZE: usize = 4096;
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnsafeDiskManager` is never constructed
[INFO] [stdout]   --> src/buffer/disk_manager.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct UnsafeDiskManager {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DiskManager` is never constructed
[INFO] [stdout]   --> src/buffer/disk_manager.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct DiskManager(Arc<RwLock<UnsafeDiskManager>>);
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `write`, `read`, and `offset` are never used
[INFO] [stdout]   --> src/buffer/disk_manager.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl DiskManager {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 20 |     pub fn new<P: AsRef<Path>>(path: P) -> io::Result<DiskManager> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn write(&self, page_id: PageId, buf: &mut [u8]) -> io::Result<()> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn read(&self, page_id: PageId, buf: &mut [u8]) -> io::Result<()> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     fn offset(page_id: PageId) -> u64 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/buffer/lru.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Node {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnsafeLRU` is never constructed
[INFO] [stdout]   --> src/buffer/lru.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct UnsafeLRU {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LRU` is never constructed
[INFO] [stdout]   --> src/buffer/lru.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub(super) struct LRU(Arc<Mutex<UnsafeLRU>>);
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add`, `remove`, `remove_last`, and `size` are never used
[INFO] [stdout]   --> src/buffer/lru.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl LRU {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 22 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn add(&mut self, frame_id: FrameId) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn remove(&mut self, frame_id: FrameId) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn remove_last(&mut self) -> Option<FrameId> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |     fn size(&self) -> usize {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnsafePage` is never constructed
[INFO] [stdout]  --> src/buffer/page.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct UnsafePage {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Page` is never constructed
[INFO] [stdout]   --> src/buffer/page.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Page(Arc<RwLock<UnsafePage>>);
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/buffer/page.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Page {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 16 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn access_page_data<F, R>(&mut self, f: F) -> R
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn get_page_id(&self) -> Option<PageId> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn set_page_id(&mut self, page_id: PageId) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn is_dirty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn set_dirty(&mut self, is_dirty: bool) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn get_pin_count(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn pin(&mut self) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn unpin(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `FrameId` is never used
[INFO] [stdout]  --> src/buffer/types.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(super) type FrameId = usize;
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `PageId` is never used
[INFO] [stdout]  --> src/buffer/types.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(super) type PageId = usize;
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `PageData` is never used
[INFO] [stdout]  --> src/buffer/types.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(super) type PageData = [u8; PAGE_SIZE];
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_random` is never used
[INFO] [stdout]   --> src/types.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub(crate) fn check_random<F>(f: F, _iterations: usize)
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tuple` is never constructed
[INFO] [stdout]  --> src/hash_table.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Tuple {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Bucket` is never constructed
[INFO] [stdout]   --> src/hash_table.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Bucket {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get`, `is_full`, and `put` are never used
[INFO] [stdout]   --> src/hash_table.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Bucket {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 18 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     fn get(&self, key: u32) -> Vec<u32> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn is_full(&self, bucket_size_limit: usize) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     fn put(&mut self, key: u32, value: u32) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HashTable` is never constructed
[INFO] [stdout]   --> src/hash_table.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct HashTable {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/hash_table.rs:43:8
[INFO] [stdout]     |
[INFO] [stdout]  42 | impl HashTable {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout]  43 |     fn new(bucket_size_limit: usize) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  49 |     fn get(&self, key: u32) -> Vec<u32> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  53 |     fn put(&mut self, key: u32, value: u32) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  70 |     fn put_simple(&mut self, key: u32, value: u32) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  74 |     fn expand_directories(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  88 |     fn split_bucket(&mut self, bucket_idx: u32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     fn idx(&self, key: u32) -> u32 {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     fn mask(bucket_idx: u32, depth: u32) -> u32 {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |     fn split_image_idx(bucket_idx: u32, depth: u32) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/aa_tree/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Node {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new_leaf`, `new`, `put`, `collect_to_vec`, `traverse`, and `depth` are never used
[INFO] [stdout]    --> src/aa_tree/mod.rs:14:12
[INFO] [stdout]     |
[INFO] [stdout]  13 | impl Node {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout]  14 |     pub fn new_leaf(value: u32) -> Node {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  17 |     pub fn new(value: u32, level: u32) -> Node {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  21 |     pub fn put(&self, value: u32) -> Node {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  90 |     pub fn collect_to_vec(&self) -> (Vec<u32>, Vec<u32>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |     fn traverse<F>(node: &Node, f: &mut F)
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |     pub fn depth(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]   --> src/main.rs:58:73
[INFO] [stdout]    |
[INFO] [stdout] 58 |         std::ptr::write(stack_ptr.offset(SSIZE - 16) as *mut u64, hello as u64);
[INFO] [stdout]    |                                                                         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]    |
[INFO] [stdout] 58 |         std::ptr::write(stack_ptr.offset(SSIZE - 16) as *mut u64, hello as *const () as u64);
[INFO] [stdout]    |                                                                         ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `Command { std: "docker" "inspect" "b796182189a67147e85f1fc29887e26dd519010b77ac20455aa9b7d171a322e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b796182189a67147e85f1fc29887e26dd519010b77ac20455aa9b7d171a322e0" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling rust-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env::temp_dir`
[INFO] [stdout]  --> src/buffer/test_utils.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env::temp_dir;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/buffer/test_utils.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf` and `Path`
[INFO] [stdout]  --> src/buffer/test_utils.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fs` and `io`
[INFO] [stdout]  --> src/buffer/test_utils.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{fs, io};
[INFO] [stdout]   |           ^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::distributions::Alphanumeric`
[INFO] [stdout]  --> src/buffer/test_utils.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::distributions::Alphanumeric;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/buffer/test_utils.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::buffer::constants::PAGE_SIZE`
[INFO] [stdout]  --> src/buffer/test_utils.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::buffer::constants::PAGE_SIZE;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::buffer::types::PageData`
[INFO] [stdout]   --> src/buffer/test_utils.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::buffer::types::PageData;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RngCore` and `thread_rng`
[INFO] [stdout]   --> src/buffer/test_utils.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::types::{thread_rng, RngCore};
[INFO] [stdout]    |                    ^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]  --> src/types.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(shuttle)]
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]  --> src/types.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(shuttle)]
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]  --> src/types.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[cfg(shuttle)]
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]  --> src/types.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[cfg(shuttle)]
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[cfg(shuttle)]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[cfg(shuttle)]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/types.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub(crate) use std::thread;
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stdout] warning: type alias `PageIdIncrementFn` is never used
[INFO] [stdout]  --> src/buffer/buffer_pool.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(super) type PageIdIncrementFn = Box<dyn Fn(PageId) -> PageId + Send>;
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnsafeBufferPoolInstance` is never constructed
[INFO] [stdout]   --> src/buffer/buffer_pool_instance.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct UnsafeBufferPoolInstance {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `find_page`, `flush_page`, `write_page`, `find_fresh_page`, and `allocate_page` are never used
[INFO] [stdout]   --> src/buffer/buffer_pool_instance.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl UnsafeBufferPoolInstance {
[INFO] [stdout]    | ----------------------------- methods in this implementation
[INFO] [stdout] 22 |     fn find_page(&self, page_id: PageId) -> Option<(FrameId, Page)> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn flush_page(&self, page_id: PageId) -> io::Result<bool> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     fn write_page(&self, page: &mut Page) -> io::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn find_fresh_page(&mut self) -> io::Result<Option<(FrameId, Page)>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn allocate_page(&mut self) -> PageId {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BufferPoolInstance` is never constructed
[INFO] [stdout]   --> src/buffer/buffer_pool_instance.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub struct BufferPoolInstance(Arc<Mutex<UnsafeBufferPoolInstance>>);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/buffer/buffer_pool_instance.rs:72:8
[INFO] [stdout]     |
[INFO] [stdout]  71 | impl BufferPoolInstance {
[INFO] [stdout]     | ----------------------- associated items in this implementation
[INFO] [stdout]  72 |     fn new_simple(disk_manager: DiskManager, size: usize) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  76 |     pub fn new(disk_manager: DiskManager, size: usize, next_page_id: PageId, inc_fn: PageIdIncrementFn) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  91 |     pub fn flush_page(&self, page_id: PageId) -> io::Result<bool> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn new_page(&mut self) -> io::Result<Option<Page>> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     pub fn fetch_page(&mut self, page_id: PageId) -> io::Result<Option<Page>> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     pub fn unpin_page(&mut self, page_id: PageId, is_dirty: bool) -> io::Result<bool> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 153 |     pub fn delete_page(&mut self, page_id: PageId) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PAGE_SIZE` is never used
[INFO] [stdout]  --> src/buffer/constants.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(super) const PAGE_SIZE: usize = 4096;
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnsafeDiskManager` is never constructed
[INFO] [stdout]   --> src/buffer/disk_manager.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct UnsafeDiskManager {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DiskManager` is never constructed
[INFO] [stdout]   --> src/buffer/disk_manager.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct DiskManager(Arc<RwLock<UnsafeDiskManager>>);
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `write`, `read`, and `offset` are never used
[INFO] [stdout]   --> src/buffer/disk_manager.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl DiskManager {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 20 |     pub fn new<P: AsRef<Path>>(path: P) -> io::Result<DiskManager> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn write(&self, page_id: PageId, buf: &mut [u8]) -> io::Result<()> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn read(&self, page_id: PageId, buf: &mut [u8]) -> io::Result<()> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     fn offset(page_id: PageId) -> u64 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/buffer/lru.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Node {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnsafeLRU` is never constructed
[INFO] [stdout]   --> src/buffer/lru.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct UnsafeLRU {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LRU` is never constructed
[INFO] [stdout]   --> src/buffer/lru.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub(super) struct LRU(Arc<Mutex<UnsafeLRU>>);
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add`, `remove`, `remove_last`, and `size` are never used
[INFO] [stdout]   --> src/buffer/lru.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl LRU {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 22 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn add(&mut self, frame_id: FrameId) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn remove(&mut self, frame_id: FrameId) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn remove_last(&mut self) -> Option<FrameId> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |     fn size(&self) -> usize {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnsafePage` is never constructed
[INFO] [stdout]  --> src/buffer/page.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct UnsafePage {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Page` is never constructed
[INFO] [stdout]   --> src/buffer/page.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Page(Arc<RwLock<UnsafePage>>);
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/buffer/page.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Page {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 16 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn access_page_data<F, R>(&mut self, f: F) -> R
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn get_page_id(&self) -> Option<PageId> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn set_page_id(&mut self, page_id: PageId) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn is_dirty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn set_dirty(&mut self, is_dirty: bool) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn get_pin_count(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn pin(&mut self) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn unpin(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `FrameId` is never used
[INFO] [stdout]  --> src/buffer/types.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(super) type FrameId = usize;
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `PageId` is never used
[INFO] [stdout]  --> src/buffer/types.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(super) type PageId = usize;
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `PageData` is never used
[INFO] [stdout]  --> src/buffer/types.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(super) type PageData = [u8; PAGE_SIZE];
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_random` is never used
[INFO] [stdout]   --> src/types.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub(crate) fn check_random<F>(f: F, _iterations: usize)
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tuple` is never constructed
[INFO] [stdout]  --> src/hash_table.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Tuple {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Bucket` is never constructed
[INFO] [stdout]   --> src/hash_table.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Bucket {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get`, `is_full`, and `put` are never used
[INFO] [stdout]   --> src/hash_table.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Bucket {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 18 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     fn get(&self, key: u32) -> Vec<u32> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn is_full(&self, bucket_size_limit: usize) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     fn put(&mut self, key: u32, value: u32) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HashTable` is never constructed
[INFO] [stdout]   --> src/hash_table.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct HashTable {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/hash_table.rs:43:8
[INFO] [stdout]     |
[INFO] [stdout]  42 | impl HashTable {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout]  43 |     fn new(bucket_size_limit: usize) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  49 |     fn get(&self, key: u32) -> Vec<u32> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  53 |     fn put(&mut self, key: u32, value: u32) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  70 |     fn put_simple(&mut self, key: u32, value: u32) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  74 |     fn expand_directories(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  88 |     fn split_bucket(&mut self, bucket_idx: u32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     fn idx(&self, key: u32) -> u32 {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     fn mask(bucket_idx: u32, depth: u32) -> u32 {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |     fn split_image_idx(bucket_idx: u32, depth: u32) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/aa_tree/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Node {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new_leaf`, `new`, `put`, `collect_to_vec`, `traverse`, and `depth` are never used
[INFO] [stdout]    --> src/aa_tree/mod.rs:14:12
[INFO] [stdout]     |
[INFO] [stdout]  13 | impl Node {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout]  14 |     pub fn new_leaf(value: u32) -> Node {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  17 |     pub fn new(value: u32, level: u32) -> Node {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  21 |     pub fn put(&self, value: u32) -> Node {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  90 |     pub fn collect_to_vec(&self) -> (Vec<u32>, Vec<u32>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |     fn traverse<F>(node: &Node, f: &mut F)
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |     pub fn depth(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]   --> src/main.rs:58:73
[INFO] [stdout]    |
[INFO] [stdout] 58 |         std::ptr::write(stack_ptr.offset(SSIZE - 16) as *mut u64, hello as u64);
[INFO] [stdout]    |                                                                         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]    |
[INFO] [stdout] 58 |         std::ptr::write(stack_ptr.offset(SSIZE - 16) as *mut u64, hello as *const () as u64);
[INFO] [stdout]    |                                                                         ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]  --> src/types.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(shuttle)]
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]  --> src/types.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(shuttle)]
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]  --> src/types.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[cfg(shuttle)]
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]  --> src/types.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[cfg(shuttle)]
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[cfg(shuttle)]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[cfg(shuttle)]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stdout]   --> src/types.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[cfg(not(shuttle))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.28s
[INFO] running `Command { std: "docker" "inspect" "b796182189a67147e85f1fc29887e26dd519010b77ac20455aa9b7d171a322e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b796182189a67147e85f1fc29887e26dd519010b77ac20455aa9b7d171a322e0" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::env::temp_dir`
[INFO] [stderr]  --> src/buffer/test_utils.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::env::temp_dir;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/buffer/test_utils.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `PathBuf` and `Path`
[INFO] [stderr]  --> src/buffer/test_utils.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::path::{Path, PathBuf};
[INFO] [stderr]   |                 ^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `fs` and `io`
[INFO] [stderr]  --> src/buffer/test_utils.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::{fs, io};
[INFO] [stderr]   |           ^^  ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::distributions::Alphanumeric`
[INFO] [stderr]  --> src/buffer/test_utils.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rand::distributions::Alphanumeric;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> src/buffer/test_utils.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::buffer::constants::PAGE_SIZE`
[INFO] [stderr]  --> src/buffer/test_utils.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::buffer::constants::PAGE_SIZE;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::buffer::types::PageData`
[INFO] [stderr]   --> src/buffer/test_utils.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::buffer::types::PageData;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `RngCore` and `thread_rng`
[INFO] [stderr]   --> src/buffer/test_utils.rs:11:20
[INFO] [stderr]    |
[INFO] [stderr] 11 | use crate::types::{thread_rng, RngCore};
[INFO] [stderr]    |                    ^^^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stderr]  --> src/types.rs:1:7
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[cfg(shuttle)]
[INFO] [stderr]   |       ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stderr]   = help: consider using a Cargo feature instead
[INFO] [stderr]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]            [lints.rust]
[INFO] [stderr]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stderr]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stderr]  --> src/types.rs:3:7
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[cfg(shuttle)]
[INFO] [stderr]   |       ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider using a Cargo feature instead
[INFO] [stderr]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]            [lints.rust]
[INFO] [stderr]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stderr]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stderr]  --> src/types.rs:5:7
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[cfg(shuttle)]
[INFO] [stderr]   |       ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider using a Cargo feature instead
[INFO] [stderr]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]            [lints.rust]
[INFO] [stderr]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stderr]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stderr]  --> src/types.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[cfg(shuttle)]
[INFO] [stderr]   |       ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider using a Cargo feature instead
[INFO] [stderr]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]            [lints.rust]
[INFO] [stderr]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stderr]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stderr]   --> src/types.rs:10:7
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[cfg(shuttle)]
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stderr]   --> src/types.rs:12:7
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[cfg(shuttle)]
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stderr]   --> src/types.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 | #[cfg(not(shuttle))]
[INFO] [stderr]    |           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stderr]   --> src/types.rs:17:11
[INFO] [stderr]    |
[INFO] [stderr] 17 | #[cfg(not(shuttle))]
[INFO] [stderr]    |           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stderr]   --> src/types.rs:20:11
[INFO] [stderr]    |
[INFO] [stderr] 20 | #[cfg(not(shuttle))]
[INFO] [stderr]    |           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stderr]   --> src/types.rs:22:11
[INFO] [stderr]    |
[INFO] [stderr] 22 | #[cfg(not(shuttle))]
[INFO] [stderr]    |           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stderr]   --> src/types.rs:24:11
[INFO] [stderr]    |
[INFO] [stderr] 24 | #[cfg(not(shuttle))]
[INFO] [stderr]    |           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `shuttle`
[INFO] [stderr]   --> src/types.rs:27:11
[INFO] [stderr]    |
[INFO] [stderr] 27 | #[cfg(not(shuttle))]
[INFO] [stderr]    |           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(shuttle)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(shuttle)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]   --> src/types.rs:25:16
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub(crate) use std::thread;
[INFO] [stderr]    |                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `PageIdIncrementFn` is never used
[INFO] [stderr]  --> src/buffer/buffer_pool.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub(super) type PageIdIncrementFn = Box<dyn Fn(PageId) -> PageId + Send>;
[INFO] [stderr]   |                 ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `UnsafeBufferPoolInstance` is never constructed
[INFO] [stderr]   --> src/buffer/buffer_pool_instance.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | struct UnsafeBufferPoolInstance {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `find_page`, `flush_page`, `write_page`, `find_fresh_page`, and `allocate_page` are never used
[INFO] [stderr]   --> src/buffer/buffer_pool_instance.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | impl UnsafeBufferPoolInstance {
[INFO] [stderr]    | ----------------------------- methods in this implementation
[INFO] [stderr] 22 |     fn find_page(&self, page_id: PageId) -> Option<(FrameId, Page)> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 |     fn flush_page(&self, page_id: PageId) -> io::Result<bool> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 35 |     fn write_page(&self, page: &mut Page) -> io::Result<()> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     fn find_fresh_page(&mut self) -> io::Result<Option<(FrameId, Page)>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |     fn allocate_page(&mut self) -> PageId {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BufferPoolInstance` is never constructed
[INFO] [stderr]   --> src/buffer/buffer_pool_instance.rs:69:12
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub struct BufferPoolInstance(Arc<Mutex<UnsafeBufferPoolInstance>>);
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/buffer/buffer_pool_instance.rs:72:8
[INFO] [stderr]     |
[INFO] [stderr]  71 | impl BufferPoolInstance {
[INFO] [stderr]     | ----------------------- associated items in this implementation
[INFO] [stderr]  72 |     fn new_simple(disk_manager: DiskManager, size: usize) -> Self {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  76 |     pub fn new(disk_manager: DiskManager, size: usize, next_page_id: PageId, inc_fn: PageIdIncrementFn) -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr]  91 |     pub fn flush_page(&self, page_id: PageId) -> io::Result<bool> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 105 |     pub fn new_page(&mut self) -> io::Result<Option<Page>> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 118 |     pub fn fetch_page(&mut self, page_id: PageId) -> io::Result<Option<Page>> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 136 |     pub fn unpin_page(&mut self, page_id: PageId, is_dirty: bool) -> io::Result<bool> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 153 |     pub fn delete_page(&mut self, page_id: PageId) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `PAGE_SIZE` is never used
[INFO] [stderr]  --> src/buffer/constants.rs:1:18
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub(super) const PAGE_SIZE: usize = 4096;
[INFO] [stderr]   |                  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `UnsafeDiskManager` is never constructed
[INFO] [stderr]   --> src/buffer/disk_manager.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | struct UnsafeDiskManager {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `DiskManager` is never constructed
[INFO] [stderr]   --> src/buffer/disk_manager.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct DiskManager(Arc<RwLock<UnsafeDiskManager>>);
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `write`, `read`, and `offset` are never used
[INFO] [stderr]   --> src/buffer/disk_manager.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 19 | impl DiskManager {
[INFO] [stderr]    | ---------------- associated items in this implementation
[INFO] [stderr] 20 |     pub fn new<P: AsRef<Path>>(path: P) -> io::Result<DiskManager> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 25 |     pub fn write(&self, page_id: PageId, buf: &mut [u8]) -> io::Result<()> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 34 |     pub fn read(&self, page_id: PageId, buf: &mut [u8]) -> io::Result<()> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 45 |     fn offset(page_id: PageId) -> u64 {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Node` is never constructed
[INFO] [stderr]  --> src/buffer/lru.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | struct Node {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `UnsafeLRU` is never constructed
[INFO] [stderr]   --> src/buffer/lru.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | struct UnsafeLRU {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `LRU` is never constructed
[INFO] [stderr]   --> src/buffer/lru.rs:19:19
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub(super) struct LRU(Arc<Mutex<UnsafeLRU>>);
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `add`, `remove`, `remove_last`, and `size` are never used
[INFO] [stderr]   --> src/buffer/lru.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | impl LRU {
[INFO] [stderr]    | -------- associated items in this implementation
[INFO] [stderr] 22 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pub fn add(&mut self, frame_id: FrameId) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 |     pub fn remove(&mut self, frame_id: FrameId) {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 65 |     pub fn remove_last(&mut self) -> Option<FrameId> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 84 |     fn size(&self) -> usize {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `UnsafePage` is never constructed
[INFO] [stderr]  --> src/buffer/page.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct UnsafePage {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Page` is never constructed
[INFO] [stderr]   --> src/buffer/page.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct Page(Arc<RwLock<UnsafePage>>);
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]   --> src/buffer/page.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl Page {
[INFO] [stderr]    | --------- associated items in this implementation
[INFO] [stderr] 16 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |     pub fn access_page_data<F, R>(&mut self, f: F) -> R
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 28 |     pub fn get_page_id(&self) -> Option<PageId> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 |     pub fn set_page_id(&mut self, page_id: PageId) {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 36 |     pub fn is_dirty(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 40 |     pub fn set_dirty(&mut self, is_dirty: bool) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     pub fn get_pin_count(&self) -> u32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     pub fn pin(&mut self) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 |     pub fn unpin(&mut self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 58 |     pub fn reset(&mut self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `FrameId` is never used
[INFO] [stderr]  --> src/buffer/types.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub(super) type FrameId = usize;
[INFO] [stderr]   |                 ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `PageId` is never used
[INFO] [stderr]  --> src/buffer/types.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub(super) type PageId = usize;
[INFO] [stderr]   |                 ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `PageData` is never used
[INFO] [stderr]  --> src/buffer/types.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub(super) type PageData = [u8; PAGE_SIZE];
[INFO] [stderr]   |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `check_random` is never used
[INFO] [stderr]   --> src/types.rs:28:15
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub(crate) fn check_random<F>(f: F, _iterations: usize)
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Tuple` is never constructed
[INFO] [stderr]  --> src/hash_table.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct Tuple {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Bucket` is never constructed
[INFO] [stderr]   --> src/hash_table.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | struct Bucket {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `get`, `is_full`, and `put` are never used
[INFO] [stderr]   --> src/hash_table.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl Bucket {
[INFO] [stderr]    | ----------- associated items in this implementation
[INFO] [stderr] 18 |     fn new() -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 22 |     fn get(&self, key: u32) -> Vec<u32> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 |     fn is_full(&self, bucket_size_limit: usize) -> bool {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 30 |     fn put(&mut self, key: u32, value: u32) {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `HashTable` is never constructed
[INFO] [stderr]   --> src/hash_table.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 36 | struct HashTable {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/hash_table.rs:43:8
[INFO] [stderr]     |
[INFO] [stderr]  42 | impl HashTable {
[INFO] [stderr]     | -------------- associated items in this implementation
[INFO] [stderr]  43 |     fn new(bucket_size_limit: usize) -> Self {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] ...
[INFO] [stderr]  49 |     fn get(&self, key: u32) -> Vec<u32> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] ...
[INFO] [stderr]  53 |     fn put(&mut self, key: u32, value: u32) {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] ...
[INFO] [stderr]  70 |     fn put_simple(&mut self, key: u32, value: u32) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  74 |     fn expand_directories(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  88 |     fn split_bucket(&mut self, bucket_idx: u32) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 104 |     fn idx(&self, key: u32) -> u32 {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 108 |     fn mask(bucket_idx: u32, depth: u32) -> u32 {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 113 |     fn split_image_idx(bucket_idx: u32, depth: u32) -> u32 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Node` is never constructed
[INFO] [stderr]  --> src/aa_tree/mod.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct Node {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new_leaf`, `new`, `put`, `collect_to_vec`, `traverse`, and `depth` are never used
[INFO] [stderr]    --> src/aa_tree/mod.rs:14:12
[INFO] [stderr]     |
[INFO] [stderr]  13 | impl Node {
[INFO] [stderr]     | --------- associated items in this implementation
[INFO] [stderr]  14 |     pub fn new_leaf(value: u32) -> Node {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  17 |     pub fn new(value: u32, level: u32) -> Node {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr]  21 |     pub fn put(&self, value: u32) -> Node {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr]  90 |     pub fn collect_to_vec(&self) -> (Vec<u32>, Vec<u32>) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 100 |     fn traverse<F>(node: &Node, f: &mut F)
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 113 |     pub fn depth(&self) -> u32 {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-playground` (lib) generated 49 warnings (run `cargo fix --lib -p rust-playground` to apply 10 suggestions)
[INFO] [stderr] warning: direct cast of function item into an integer
[INFO] [stderr]   --> src/main.rs:58:73
[INFO] [stderr]    |
[INFO] [stderr] 58 |         std::ptr::write(stack_ptr.offset(SSIZE - 16) as *mut u64, hello as u64);
[INFO] [stderr]    |                                                                         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stderr] help: first cast to a pointer `as *const ()`
[INFO] [stderr]    |
[INFO] [stderr] 58 |         std::ptr::write(stack_ptr.offset(SSIZE - 16) as *mut u64, hello as *const () as u64);
[INFO] [stderr]    |                                                                         ++++++++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-playground` (bin "rust-playground" test) generated 1 warning (run `cargo fix --bin "rust-playground" -p rust-playground --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `rust-playground` (lib test) generated 12 warnings (12 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_playground-63eb12af30f732e6)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test aa_tree::test::should_create_tree ... ok
[INFO] [stdout] test buffer::buffer_pool_instance::test::should_fetch_cached_page ... ok
[INFO] [stdout] test buffer::lru::test::should_add_remove_when_interleave ... ok
[INFO] [stdout] test buffer::buffer_pool_instance::test::should_not_flush_when_page_does_not_exist ... ok
[INFO] [stdout] test buffer::buffer_pool_instance::test::should_read_page_without_write ... ok
[INFO] [stdout] test buffer::disk_manager::test::should_read_without_writing ... ok
[INFO] [stdout] test buffer::buffer_pool_instance::test::should_create_new_page_when_full ... ok
[INFO] [stdout] test buffer::lru::test::should_find_no_last_in_empty_lru ... ok
[INFO] [stdout] test buffer::disk_manager::test::should_read_write_page ... ok
[INFO] [stdout] test buffer::page::test::should_pin_unpin_page ... ok
[INFO] [stdout] test buffer::buffer_pool_instance::test::should_run_scenario ... ok
[INFO] [stdout] test buffer::page::test::should_set_reset_page_id ... ok
[INFO] [stdout] test buffer::lru::test::should_remove_from_empty_lru ... ok
[INFO] [stdout] test buffer::lru::test::should_work ... ok
[INFO] [stdout] test buffer::page::test::should_read_write_page ... ok
[INFO] [stdout] test buffer::buffer_pool_instance::test::should_read_write_delete_page ... ok
[INFO] [stdout] test hash_table::test::should_not_find_non_existent_value ... ok
[INFO] [stdout] test hash_table::test::should_put_get ... ok
[INFO] [stdout] test hash_table::test::should_put_get_multiple ... ok
[INFO] [stdout] test hash_table::test::should_find_least_significant_bits ... ok
[INFO] [stdout] test hash_table::test::should_get_split_image_idx ... ok
[INFO] [stdout] test buffer::page::test::should_set_unset_is_dirty ... ok
[INFO] [stdout] test aa_tree::test::should_not_mutate_existing_tree ... ok
[INFO] [stdout] test hash_table::test::should_put_get_multiple_values ... ok
[INFO] [stdout] test buffer::lru::test::should_work_concurrently ... ok
[INFO] [stdout] test aa_tree::test::should_build_example_1 ... ok
[INFO] [stdout] test aa_tree::test::should_build_balanced_tree ... ok
[INFO] [stdout] test buffer::disk_manager::test::should_read_write_page_at_non_0 ... FAILED
[INFO] [stdout] test buffer::buffer_pool_instance::test::should_work_concurrently ... FAILED
[INFO] [stdout] test buffer::disk_manager::test::should_work_concurrently ... FAILED
[INFO] [stdout] test hash_table::test::should_put_get_many ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- buffer::disk_manager::test::should_read_write_page_at_non_0 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'buffer::disk_manager::test::should_read_write_page_at_non_0' (615) panicked at src/buffer/disk_manager.rs:85:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 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94, 97, 174, 141, 94, 107, 172, 94, 154, 251, 179, 228, 219, 216, 64, 28, 124, 126, 171, 221, 116, 189, 121, 222, 47, 84, 141, 163, 189, 26, 7, 211, 68, 166, 52, 28, 64, 120, 253, 28, 29, 144, 99, 31, 76, 245, 123, 212, 186, 39, 120, 159, 19, 181, 107, 56, 25, 208, 149, 17, 179, 111, 143, 106, 209, 199, 163, 137, 226, 255, 54, 142, 124, 189, 90, 122, 220, 137, 214, 58, 177, 206, 122, 160, 37, 151, 191, 127, 118, 103, 89, 248, 132, 227, 248, 174, 126, 99, 130, 117, 214, 153, 81, 69, 173, 123, 168, 185, 109, 17, 225, 227, 38, 250, 245, 153, 157, 236, 155, 88, 0, 197, 247, 236, 112, 64, 77, 151, 41, 42, 177, 131, 202, 238, 238, 14, 56, 128, 44, 170, 17, 234, 70, 96, 241, 123, 122, 78, 118, 9, 83, 58, 2, 95, 200, 173, 157, 147, 138, 27, 176, 100, 21, 159, 231, 131, 72, 171, 117, 75]
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58c44b113c31 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58c44b113c31 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58c44b113c31 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58c44b113c31 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58c44b128b7a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58c44b128b7a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x58c44b11819c - std[73adb7dc35730857]::io::default_write_fmt::<alloc[55a36b64bcbf2c0d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stdout]    7:     0x58c44b11819c - <alloc[55a36b64bcbf2c0d]::vec::Vec<u8> as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stdout]    8:     0x58c44b0f2056 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58c44b0f2056 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58c44b10bc19 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58c44af2fee0 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   12:     0x58c44af2fee0 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58c44b10bdd2 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   14:     0x58c44b10bdd2 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x58c44b0f2102 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x58c44b0e9989 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58c44b0f2cfd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x58c44b1293ac - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58c44b129233 - core[6883ba1bc0fe4ed1]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x58c44af095d1 - core[6883ba1bc0fe4ed1]::panicking::assert_failed::<[u8; 4096usize], [u8; 4096usize]>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x58c44af03fdc - rust_playground[6c3bad8031c29790]::buffer::disk_manager::test::should_read_write_page_at_non_0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/buffer/disk_manager.rs:85:9
[INFO] [stdout]   22:     0x58c44af01cb7 - rust_playground[6c3bad8031c29790]::buffer::disk_manager::test::should_read_write_page_at_non_0::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/buffer/disk_manager.rs:76:45
[INFO] [stdout]   23:     0x58c44af0de76 - <rust_playground[6c3bad8031c29790]::buffer::disk_manager::test::should_read_write_page_at_non_0::{closure#0} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x58c44af2321b - <fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x58c44af2321b - test[980ffaebd391d06d]::__rust_begin_short_backtrace::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:724:18
[INFO] [stdout]   26:     0x58c44af30865 - test[980ffaebd391d06d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:74
[INFO] [stdout]   27:     0x58c44af30865 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   28:     0x58c44af30865 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   29:     0x58c44af30865 - std[73adb7dc35730857]::panicking::catch_unwind::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x58c44af30865 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x58c44af30865 - test[980ffaebd391d06d]::run_test_in_process
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:27
[INFO] [stdout]   32:     0x58c44af30865 - test[980ffaebd391d06d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:668:43
[INFO] [stdout]   33:     0x58c44af2b314 - test[980ffaebd391d06d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:698:41
[INFO] [stdout]   34:     0x58c44af2b314 - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x58c44af339b2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   36:     0x58c44af339b2 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   37:     0x58c44af339b2 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   38:     0x58c44af339b2 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x58c44af339b2 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x58c44af339b2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   41:     0x58c44af339b2 - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x58c44b1133df - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stdout]   43:     0x58c44b1133df - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   44:     0x7b22901b1aa4 - <unknown>
[INFO] [stdout]   45:     0x7b229023ea64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- buffer::buffer_pool_instance::test::should_work_concurrently stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread '<unnamed>' (629) panicked at src/buffer/buffer_pool_instance.rs:343:50:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: [23, 54, 185, 144, 205, 36, 42, 231, 80, 199, 232, 242, 208, 5, 217, 77, 189, 71, 80, 110, 28, 160, 48, 127, 45, 18, 139, 75, 95, 82, 122, 147, 253, 17, 86, 124, 127, 8, 167, 15, 184, 224, 136, 104, 50, 36, 96, 158, 94, 214, 141, 107, 237, 243, 83, 204, 131, 173, 150, 11, 5, 57, 214, 52, 223, 57, 66, 14, 64, 65, 116, 117, 1, 85, 33, 216, 4, 22, 226, 133, 17, 239, 231, 45, 120, 210, 106, 41, 80, 55, 27, 135, 138, 170, 104, 14, 170, 12, 10, 85, 59, 241, 254, 240, 254, 96, 58, 211, 50, 136, 89, 133, 43, 159, 125, 2, 49, 148, 3, 246, 150, 74, 143, 252, 192, 120, 225, 12, 74, 18, 188, 46, 124, 166, 214, 59, 95, 211, 209, 9, 63, 233, 185, 99, 240, 167, 106, 54, 108, 224, 76, 198, 189, 92, 104, 38, 62, 115, 240, 155, 210, 185, 76, 143, 253, 174, 191, 72, 157, 12, 47, 125, 203, 199, 42, 29, 209, 99, 204, 180, 93, 126, 40, 184, 250, 247, 146, 162, 2, 199, 14, 184, 47, 142, 219, 129, 200, 6, 202, 207, 163, 154, 134, 242, 221, 101, 46, 245, 23, 188, 206, 111, 6, 172, 113, 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17, 154, 34, 251, 110, 126, 28, 149, 249, 202, 147, 168, 53, 24, 69, 68, 175, 171, 66, 150, 24, 76, 43, 181, 15, 222, 254, 239, 51, 73, 98, 41, 94, 199, 226, 77, 76, 108, 67, 186, 8, 16, 200, 215, 15, 111, 244, 88, 160, 98, 226, 187, 67, 152, 220, 229, 248, 55, 16, 34, 232, 206, 41, 176, 14, 95, 254, 250, 199, 135, 29, 142, 145, 71, 167, 112, 52, 153, 192, 106, 237, 184, 67, 168, 189, 182, 222, 63, 56, 40, 151, 190, 51, 20, 79, 23, 192, 7, 49, 196, 12, 17, 218, 193, 18, 218, 245, 127, 240, 201, 12, 5, 235, 9, 245, 192, 38, 4, 87, 1, 90, 213, 68, 218, 218, 203, 240, 66, 34, 44, 136, 86, 191, 32, 73, 28, 193, 243, 135, 48, 232, 194, 191, 208, 15, 49, 115, 130, 6, 227, 142, 243, 62, 200, 222, 162, 197, 124, 188, 93, 177, 98, 164, 220, 252, 224, 145, 161, 112, 160, 36, 94, 33, 198, 66, 138, 114, 115, 53, 37, 190, 78, 191, 16, 160, 189, 111, 197, 64, 62, 231, 91, 193, 84, 35, 131, 53, 89, 1, 105, 224, 34, 46, 43, 76, 230, 121, 142, 21, 176, 98, 56, 169, 159, 223, 73, 232, 129, 118, 76, 172, 5, 213, 234, 37, 88, 44, 231, 47, 125, 89, 111, 136, 43, 55, 77, 202, 207, 150, 250, 42, 5, 6, 17, 167, 86, 139, 85, 135, 160, 158, 104, 55, 9, 134, 176, 9, 179, 7, 186, 136, 65, 134, 42, 222, 218, 158, 7, 152, 64, 21, 104, 37, 148, 126, 56, 230, 42, 134, 125, 255, 181, 3, 38, 212, 47, 46, 56, 57, 64, 69, 98, 89, 135, 221, 63, 60, 235, 5, 169, 198, 42, 10, 106, 221, 234, 218, 218, 88, 158, 99, 122, 210, 55, 204, 122, 39, 193, 202, 253, 18, 247, 23, 154, 163, 135, 33, 73, 146, 180, 105, 47, 4, 254, 205, 233, 246, 247, 148, 219, 79, 157, 194, 14, 3, 130, 166, 63, 195, 159, 131, 104, 161, 47, 62, 129, 218, 67, 166, 232, 124, 185, 219, 153, 249, 146, 139, 153, 241, 60, 148, 66, 181, 16, 152, 89, 6, 129, 180, 246, 163, 23, 90, 15, 228, 221, 214, 84, 82, 186, 255, 6, 173, 192, 105, 82, 197, 182, 96, 41, 53, 75, 71, 80, 5, 8, 27, 158, 45, 113, 119, 28, 104, 108, 102, 99, 151, 223, 179, 195, 28, 217, 67, 34, 232, 251, 143, 183, 216, 83, 121, 80, 19, 111, 178, 189, 31, 199, 182, 236, 119, 42, 107, 144, 159, 159, 12, 70, 108, 207, 44, 75, 22, 96, 141, 165, 158, 141, 5, 123, 218, 59, 164, 12, 209, 86, 144, 53, 186, 171, 71, 132, 41, 25, 95, 56, 100, 191, 167, 166, 88, 20, 186, 124, 165, 213, 66, 172, 173, 240, 23, 19, 139, 5, 231, 138, 236, 4, 73, 114, 247, 117, 204, 212, 2, 82, 74, 10, 113, 228, 125, 205, 86, 117, 247, 119, 191, 38, 86, 184, 56, 60, 60, 225, 128, 111, 65, 95, 23, 60, 171, 84, 38, 54, 236, 52, 213, 146, 114, 217, 89, 142, 187, 73, 12, 191, 103, 20, 23, 244, 218, 91, 226, 144, 50, 48, 189, 224, 24, 173, 118, 30, 11, 203, 66, 182, 196, 182, 57, 239, 84, 113, 165, 136, 245, 186, 73, 220, 53, 199, 171, 232, 211, 144, 78, 162, 54, 139, 148, 19, 12, 47, 43, 167, 105, 85, 44, 217, 128, 60, 141, 197, 89, 51, 237, 98, 59, 207, 162, 16, 71, 186, 22, 110, 22, 160, 114, 170, 93, 159, 220, 206, 85, 88, 249, 161, 233, 210, 167, 44, 177, 117, 0, 94, 14, 160, 173, 255, 214, 161, 128, 205, 146, 201, 163, 80, 165, 89, 202, 162, 105, 224, 199, 139, 139, 215, 161, 131, 119, 54, 23, 123, 254, 155, 29, 250, 58, 79, 121, 121, 35, 73, 90, 216, 187, 223, 96, 129, 225, 222, 78, 139, 208, 226, 213, 156, 200, 93, 86, 219, 144, 169, 84, 249, 203, 238, 74, 24, 239, 243, 14, 2, 167, 42, 243, 144, 31, 91, 130, 237, 188, 137, 24, 68, 128, 159, 171, 15, 52, 153, 64, 163, 127, 164, 99, 225, 22, 116, 97, 219, 26, 51, 3, 36, 230, 255, 23, 37, 115, 172, 45, 32, 192, 175, 21, 146, 5, 208, 72, 118, 5, 62, 77, 136, 218, 84, 222, 219, 253, 46, 162, 29, 85, 174, 50, 230, 18, 222, 240, 245, 100, 4, 183, 132, 166, 184, 136, 1, 247, 49, 24, 121, 135, 185, 202, 69, 253, 4, 140, 150, 130, 205, 18, 75, 54, 139, 92, 183, 178, 179, 63, 107, 176, 238, 27, 127, 201, 36, 101, 178, 64, 170, 190, 158, 87, 208, 233, 47, 9, 38, 53, 156, 41, 45, 24, 187, 55, 170, 198, 42]
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58c44b113c31 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58c44b113c31 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58c44b113c31 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58c44b113c31 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58c44b128b7a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58c44b128b7a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x58c44b11819c - std[73adb7dc35730857]::io::default_write_fmt::<alloc[55a36b64bcbf2c0d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stdout]    7:     0x58c44b11819c - <alloc[55a36b64bcbf2c0d]::vec::Vec<u8> as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stdout]    8:     0x58c44b0f2056 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58c44b0f2056 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58c44b10bc19 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58c44af2fee0 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   12:     0x58c44af2fee0 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58c44b10bdd2 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   14:     0x58c44b10bdd2 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x58c44b0f2102 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x58c44b0e9989 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58c44b0f2cfd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x58c44b1293ac - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58c44b129233 - core[6883ba1bc0fe4ed1]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x58c44af096c4 - core[6883ba1bc0fe4ed1]::panicking::assert_failed::<&mut [u8], [u8; 4096usize]>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x58c44af1c3ba - rust_playground[6c3bad8031c29790]::buffer::buffer_pool_instance::test::should_work_concurrently::{closure#0}::{closure#0}::{closure#1}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/buffer/buffer_pool_instance.rs:343:50
[INFO] [stdout]   22:     0x58c44af05f2b - <rust_playground[6c3bad8031c29790]::buffer::page::Page>::access_page_data::<rust_playground[6c3bad8031c29790]::buffer::buffer_pool_instance::test::should_work_concurrently::{closure#0}::{closure#0}::{closure#1}, ()>
[INFO] [stdout]                                at /opt/rustwide/workdir/src/buffer/page.rs:25:9
[INFO] [stdout]   23:     0x58c44af1ca54 - rust_playground[6c3bad8031c29790]::buffer::buffer_pool_instance::test::should_work_concurrently::{closure#0}::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/buffer/buffer_pool_instance.rs:343:26
[INFO] [stdout]   24:     0x58c44aeff83e - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<rust_playground[6c3bad8031c29790]::buffer::buffer_pool_instance::test::should_work_concurrently::{closure#0}::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   25:     0x58c44aeedcd7 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<rust_playground[6c3bad8031c29790]::buffer::buffer_pool_instance::test::should_work_concurrently::{closure#0}::{closure#0}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   26:     0x58c44af14f70 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<rust_playground[6c3bad8031c29790]::buffer::buffer_pool_instance::test::should_work_concurrently::{closure#0}::{closure#0}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   27:     0x58c44aef9311 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<rust_playground[6c3bad8031c29790]::buffer::buffer_pool_instance::test::should_work_concurrently::{closure#0}::{closure#0}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   28:     0x58c44aef01bb - __rust_try
[INFO] [stdout]   29:     0x58c44aeecb52 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<rust_playground[6c3bad8031c29790]::buffer::buffer_pool_instance::test::should_work_concurrently::{closure#0}::{closure#0}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x58c44aeecb52 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<rust_playground[6c3bad8031c29790]::buffer::buffer_pool_instance::test::should_work_concurrently::{closure#0}::{closure#0}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x58c44aeecb52 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<rust_playground[6c3bad8031c29790]::buffer::buffer_pool_instance::test::should_work_concurrently::{closure#0}::{closure#0}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   32:     0x58c44af0a6ce - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<rust_playground[6c3bad8031c29790]::buffer::buffer_pool_instance::test::should_work_concurrently::{closure#0}::{closure#0}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   33:     0x58c44b1133df - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stdout]   34:     0x58c44b1133df - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   35:     0x7b22901b1aa4 - <unknown>
[INFO] [stdout]   36:     0x7b229023ea64 - clone
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] thread 'buffer::buffer_pool_instance::test::should_work_concurrently' (612) panicked at src/buffer/buffer_pool_instance.rs:364:32:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Any { .. }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58c44b113c31 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58c44b113c31 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58c44b113c31 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58c44b113c31 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58c44b128b7a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58c44b128b7a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x58c44b11819c - std[73adb7dc35730857]::io::default_write_fmt::<alloc[55a36b64bcbf2c0d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stdout]    7:     0x58c44b11819c - <alloc[55a36b64bcbf2c0d]::vec::Vec<u8> as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stdout]    8:     0x58c44b0f2056 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58c44b0f2056 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58c44b10bc19 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58c44af2fee0 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   12:     0x58c44af2fee0 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58c44b10bdd2 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   14:     0x58c44b10bdd2 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x58c44b0f2102 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x58c44b0e9989 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58c44b0f2cfd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x58c44b1293ac - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58c44b1290f2 - core[6883ba1bc0fe4ed1]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1870:5
[INFO] [stdout]   20:     0x58c44af1d7db - <core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::any::Any + core[6883ba1bc0fe4ed1]::marker::Send>>>::unwrap
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1231:23
[INFO] [stdout]   21:     0x58c44af1d7db - rust_playground[6c3bad8031c29790]::buffer::buffer_pool_instance::test::should_work_concurrently::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/buffer/buffer_pool_instance.rs:364:32
[INFO] [stdout]   22:     0x58c44af0f8d3 - rust_playground[6c3bad8031c29790]::types::check_random::<rust_playground[6c3bad8031c29790]::buffer::buffer_pool_instance::test::should_work_concurrently::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/workdir/src/types.rs:32:5
[INFO] [stdout]   23:     0x58c44af208fb - rust_playground[6c3bad8031c29790]::buffer::buffer_pool_instance::test::should_work_concurrently
[INFO] [stdout]                                at /opt/rustwide/workdir/src/buffer/buffer_pool_instance.rs:321:9
[INFO] [stdout]   24:     0x58c44af1d0d7 - rust_playground[6c3bad8031c29790]::buffer::buffer_pool_instance::test::should_work_concurrently::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/buffer/buffer_pool_instance.rs:320:34
[INFO] [stdout]   25:     0x58c44af0df36 - <rust_playground[6c3bad8031c29790]::buffer::buffer_pool_instance::test::should_work_concurrently::{closure#0} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x58c44af2321b - <fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x58c44af2321b - test[980ffaebd391d06d]::__rust_begin_short_backtrace::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:724:18
[INFO] [stdout]   28:     0x58c44af30865 - test[980ffaebd391d06d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:74
[INFO] [stdout]   29:     0x58c44af30865 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   30:     0x58c44af30865 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   31:     0x58c44af30865 - std[73adb7dc35730857]::panicking::catch_unwind::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   32:     0x58c44af30865 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x58c44af30865 - test[980ffaebd391d06d]::run_test_in_process
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:27
[INFO] [stdout]   34:     0x58c44af30865 - test[980ffaebd391d06d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:668:43
[INFO] [stdout]   35:     0x58c44af2b314 - test[980ffaebd391d06d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:698:41
[INFO] [stdout]   36:     0x58c44af2b314 - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   37:     0x58c44af339b2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   38:     0x58c44af339b2 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   39:     0x58c44af339b2 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   40:     0x58c44af339b2 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   41:     0x58c44af339b2 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   42:     0x58c44af339b2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   43:     0x58c44af339b2 - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x58c44b1133df - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stdout]   45:     0x58c44b1133df - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   46:     0x7b22901b1aa4 - <unknown>
[INFO] [stdout]   47:     0x7b229023ea64 - clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- buffer::disk_manager::test::should_work_concurrently stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread '<unnamed>' (619) panicked at src/buffer/disk_manager.rs:129:21:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 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232, 239, 76, 91, 168, 182, 114, 192, 145, 127, 210, 60, 104, 190, 58, 79, 131, 42, 101, 173, 75, 189, 9, 205, 33, 69, 243, 67, 248, 62, 125, 50, 207, 134, 64, 108, 22, 176, 34, 178, 212, 239, 49, 58, 77, 230, 225, 135, 213, 177, 124, 220, 165, 152, 131, 64, 145, 190, 201, 6, 18, 51, 247, 116, 160, 84, 96, 180, 56, 169, 78, 173, 254, 20, 154, 90, 10, 62, 236, 65, 66, 39, 58, 112, 115, 44, 156, 83, 8, 143, 235, 174, 198, 11, 94, 178, 101, 85, 31, 251, 238, 217, 211, 136, 135, 84, 111, 119, 249, 38, 61, 88, 205, 91, 11, 54, 129, 112, 80, 112, 86, 117, 68, 35, 95, 51, 189, 230, 59, 225, 175, 97, 206, 86, 252, 101, 142, 194, 31, 189, 211, 170, 201, 245, 48, 178, 180, 126, 71, 159, 138, 120, 229, 175, 176, 21, 231, 229, 194, 141, 223, 219, 160, 54, 31, 40, 99, 58, 194, 3, 132, 162, 16, 183, 117, 124, 210, 138, 65, 20, 66, 83, 8]
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58c44b113c31 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58c44b113c31 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58c44b113c31 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58c44b113c31 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58c44b128b7a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58c44b128b7a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x58c44b11819c - std[73adb7dc35730857]::io::default_write_fmt::<alloc[55a36b64bcbf2c0d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stdout]    7:     0x58c44b11819c - <alloc[55a36b64bcbf2c0d]::vec::Vec<u8> as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stdout]    8:     0x58c44b0f2056 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58c44b0f2056 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58c44b10bc19 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58c44af2fee0 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   12:     0x58c44af2fee0 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58c44b10bdd2 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   14:     0x58c44b10bdd2 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x58c44b0f2102 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x58c44b0e9989 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58c44b0f2cfd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x58c44b1293ac - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58c44b129233 - core[6883ba1bc0fe4ed1]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x58c44af095d1 - core[6883ba1bc0fe4ed1]::panicking::assert_failed::<[u8; 4096usize], [u8; 4096usize]>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x58c44af01bd9 - rust_playground[6c3bad8031c29790]::buffer::disk_manager::test::should_work_concurrently::{closure#0}::{closure#1}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/buffer/disk_manager.rs:129:21
[INFO] [stdout]   22:     0x58c44aeff81e - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<rust_playground[6c3bad8031c29790]::buffer::disk_manager::test::should_work_concurrently::{closure#0}::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   23:     0x58c44aeedaf7 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<rust_playground[6c3bad8031c29790]::buffer::disk_manager::test::should_work_concurrently::{closure#0}::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   24:     0x58c44af14f40 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<rust_playground[6c3bad8031c29790]::buffer::disk_manager::test::should_work_concurrently::{closure#0}::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   25:     0x58c44aef92e1 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<rust_playground[6c3bad8031c29790]::buffer::disk_manager::test::should_work_concurrently::{closure#0}::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   26:     0x58c44aef01bb - __rust_try
[INFO] [stdout]   27:     0x58c44aeec7c2 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<rust_playground[6c3bad8031c29790]::buffer::disk_manager::test::should_work_concurrently::{closure#0}::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x58c44aeec7c2 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<rust_playground[6c3bad8031c29790]::buffer::disk_manager::test::should_work_concurrently::{closure#0}::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x58c44aeec7c2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<rust_playground[6c3bad8031c29790]::buffer::disk_manager::test::should_work_concurrently::{closure#0}::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   30:     0x58c44af0a6ae - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<rust_playground[6c3bad8031c29790]::buffer::disk_manager::test::should_work_concurrently::{closure#0}::{closure#1}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   31:     0x58c44b1133df - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stdout]   32:     0x58c44b1133df - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   33:     0x7b22901b1aa4 - <unknown>
[INFO] [stdout]   34:     0x7b229023ea64 - clone
[INFO] [stdout]   35:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] thread 'buffer::disk_manager::test::should_work_concurrently' (616) panicked at src/buffer/disk_manager.rs:132:32:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Any { .. }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58c44b113c31 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58c44b113c31 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58c44b113c31 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58c44b113c31 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58c44b128b7a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58c44b128b7a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x58c44b11819c - std[73adb7dc35730857]::io::default_write_fmt::<alloc[55a36b64bcbf2c0d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stdout]    7:     0x58c44b11819c - <alloc[55a36b64bcbf2c0d]::vec::Vec<u8> as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stdout]    8:     0x58c44b0f2056 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58c44b0f2056 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58c44b10bc19 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58c44af2fee0 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   12:     0x58c44af2fee0 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58c44b10bdd2 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   14:     0x58c44b10bdd2 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x58c44b0f2102 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x58c44b0e9989 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58c44b0f2cfd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x58c44b1293ac - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58c44b1290f2 - core[6883ba1bc0fe4ed1]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1870:5
[INFO] [stdout]   20:     0x58c44af021f5 - <core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::any::Any + core[6883ba1bc0fe4ed1]::marker::Send>>>::unwrap
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1231:23
[INFO] [stdout]   21:     0x58c44af021f5 - rust_playground[6c3bad8031c29790]::buffer::disk_manager::test::should_work_concurrently::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/buffer/disk_manager.rs:132:32
[INFO] [stdout]   22:     0x58c44af0f893 - rust_playground[6c3bad8031c29790]::types::check_random::<rust_playground[6c3bad8031c29790]::buffer::disk_manager::test::should_work_concurrently::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/workdir/src/types.rs:32:5
[INFO] [stdout]   23:     0x58c44af038ab - rust_playground[6c3bad8031c29790]::buffer::disk_manager::test::should_work_concurrently
[INFO] [stdout]                                at /opt/rustwide/workdir/src/buffer/disk_manager.rs:104:9
[INFO] [stdout]   24:     0x58c44af01c57 - rust_playground[6c3bad8031c29790]::buffer::disk_manager::test::should_work_concurrently::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/buffer/disk_manager.rs:103:34
[INFO] [stdout]   25:     0x58c44af0ddf6 - <rust_playground[6c3bad8031c29790]::buffer::disk_manager::test::should_work_concurrently::{closure#0} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x58c44af2321b - <fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x58c44af2321b - test[980ffaebd391d06d]::__rust_begin_short_backtrace::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:724:18
[INFO] [stdout]   28:     0x58c44af30865 - test[980ffaebd391d06d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:74
[INFO] [stdout]   29:     0x58c44af30865 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   30:     0x58c44af30865 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   31:     0x58c44af30865 - std[73adb7dc35730857]::panicking::catch_unwind::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   32:     0x58c44af30865 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x58c44af30865 - test[980ffaebd391d06d]::run_test_in_process
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:27
[INFO] [stdout]   34:     0x58c44af30865 - test[980ffaebd391d06d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:668:43
[INFO] [stdout]   35:     0x58c44af2b314 - test[980ffaebd391d06d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:698:41
[INFO] [stdout]   36:     0x58c44af2b314 - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   37:     0x58c44af339b2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   38:     0x58c44af339b2 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   39:     0x58c44af339b2 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   40:     0x58c44af339b2 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   41:     0x58c44af339b2 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   42:     0x58c44af339b2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   43:     0x58c44af339b2 - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x58c44b1133df - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stdout]   45:     0x58c44b1133df - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   46:     0x7b22901b1aa4 - <unknown>
[INFO] [stdout]   47:     0x7b229023ea64 - clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     buffer::buffer_pool_instance::test::should_work_concurrently
[INFO] [stdout]     buffer::disk_manager::test::should_read_write_page_at_non_0
[INFO] [stdout]     buffer::disk_manager::test::should_work_concurrently
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 28 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b796182189a67147e85f1fc29887e26dd519010b77ac20455aa9b7d171a322e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b796182189a67147e85f1fc29887e26dd519010b77ac20455aa9b7d171a322e0", kill_on_drop: false }`
[INFO] [stdout] b796182189a67147e85f1fc29887e26dd519010b77ac20455aa9b7d171a322e0
