[INFO] cloning repository https://github.com/artusoma/Rust-mattdb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/artusoma/Rust-mattdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartusoma%2FRust-mattdb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartusoma%2FRust-mattdb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e0eb5229ee1663518f6cbe3a83a5e6de8342129b
[INFO] testing artusoma/Rust-mattdb 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%2Fartusoma%2FRust-mattdb" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/artusoma/Rust-mattdb
[INFO] finished tweaking git repo https://github.com/artusoma/Rust-mattdb
[INFO] tweaked toml for git repo https://github.com/artusoma/Rust-mattdb written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/artusoma/Rust-mattdb 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/artusoma/Rust-mattdb 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] 1375f06966a3d7b4aea7cbedb10f28c014cdd56c25297e99b7d49182e6ed2340
[INFO] running `Command { std: "docker" "start" "1375f06966a3d7b4aea7cbedb10f28c014cdd56c25297e99b7d49182e6ed2340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1375f06966a3d7b4aea7cbedb10f28c014cdd56c25297e99b7d49182e6ed2340", 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" "1375f06966a3d7b4aea7cbedb10f28c014cdd56c25297e99b7d49182e6ed2340" "/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" "1375f06966a3d7b4aea7cbedb10f28c014cdd56c25297e99b7d49182e6ed2340", 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" "1375f06966a3d7b4aea7cbedb10f28c014cdd56c25297e99b7d49182e6ed2340" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling rand_core v0.10.1
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling cpufeatures v0.3.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling chacha20 v0.10.1
[INFO] [stderr]    Compiling rand v0.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling matt-db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `path::PathBuf`
[INFO] [stdout]  --> src/data_storage/buffer_pool.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     path::PathBuf,
[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: `borrow::Borrow`
[INFO] [stdout]  --> src/representations/tuple.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::Borrow, ops::Deref};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Write`
[INFO] [stdout]  --> src/serialization.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page_id`
[INFO] [stdout]   --> src/data_storage/storage.rs:19:25
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn read_page(&self, page_id: PageID) -> [u8; PAGE_SIZE] {
[INFO] [stdout]    |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page_id`
[INFO] [stdout]   --> src/data_storage/storage.rs:23:26
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn write_page(&self, page_id: PageID, content: &[u8; PAGE_SIZE]) {
[INFO] [stdout]    |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content`
[INFO] [stdout]   --> src/data_storage/storage.rs:23:43
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn write_page(&self, page_id: PageID, content: &[u8; PAGE_SIZE]) {
[INFO] [stdout]    |                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PAGES_IN_MEMORY` is never used
[INFO] [stdout]   --> src/data_storage/buffer_pool.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const PAGES_IN_MEMORY: usize = 1000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file` and `pages` are never read
[INFO] [stdout]   --> src/data_storage/storage.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct DiskIO {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 14 |     file: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 15 |     pages: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiskIO` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `offset` are never used
[INFO] [stdout]   --> src/data_storage/storage.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl DiskIO {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 33 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn offset(&self, page_id: PageID) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.89s
[INFO] running `Command { std: "docker" "inspect" "1375f06966a3d7b4aea7cbedb10f28c014cdd56c25297e99b7d49182e6ed2340", 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" "1375f06966a3d7b4aea7cbedb10f28c014cdd56c25297e99b7d49182e6ed2340" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `path::PathBuf`
[INFO] [stdout]  --> src/data_storage/buffer_pool.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     path::PathBuf,
[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: `borrow::Borrow`
[INFO] [stdout]  --> src/representations/tuple.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::Borrow, ops::Deref};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Write`
[INFO] [stdout]  --> src/serialization.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page_id`
[INFO] [stdout]   --> src/data_storage/storage.rs:19:25
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn read_page(&self, page_id: PageID) -> [u8; PAGE_SIZE] {
[INFO] [stdout]    |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page_id`
[INFO] [stdout]   --> src/data_storage/storage.rs:23:26
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn write_page(&self, page_id: PageID, content: &[u8; PAGE_SIZE]) {
[INFO] [stdout]    |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content`
[INFO] [stdout]   --> src/data_storage/storage.rs:23:43
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn write_page(&self, page_id: PageID, content: &[u8; PAGE_SIZE]) {
[INFO] [stdout]    |                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PAGES_IN_MEMORY` is never used
[INFO] [stdout]   --> src/data_storage/buffer_pool.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const PAGES_IN_MEMORY: usize = 1000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file` and `pages` are never read
[INFO] [stdout]   --> src/data_storage/storage.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct DiskIO {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 14 |     file: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 15 |     pages: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiskIO` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `offset` are never used
[INFO] [stdout]   --> src/data_storage/storage.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl DiskIO {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 33 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn offset(&self, page_id: PageID) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling matt-db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `path::PathBuf`
[INFO] [stdout]  --> src/data_storage/buffer_pool.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     path::PathBuf,
[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: `borrow::Borrow`
[INFO] [stdout]  --> src/representations/tuple.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::Borrow, ops::Deref};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deserializer`
[INFO] [stdout]    --> src/representations/tuple.rs:163:53
[INFO] [stdout]     |
[INFO] [stdout] 163 |     use crate::serialization::{DataType, DataValue, Deserializer, Serializer};
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Write`
[INFO] [stdout]  --> src/serialization.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page_id`
[INFO] [stdout]   --> src/data_storage/storage.rs:19:25
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn read_page(&self, page_id: PageID) -> [u8; PAGE_SIZE] {
[INFO] [stdout]    |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page_id`
[INFO] [stdout]   --> src/data_storage/storage.rs:23:26
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn write_page(&self, page_id: PageID, content: &[u8; PAGE_SIZE]) {
[INFO] [stdout]    |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content`
[INFO] [stdout]   --> src/data_storage/storage.rs:23:43
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn write_page(&self, page_id: PageID, content: &[u8; PAGE_SIZE]) {
[INFO] [stdout]    |                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PAGES_IN_MEMORY` is never used
[INFO] [stdout]   --> src/data_storage/buffer_pool.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const PAGES_IN_MEMORY: usize = 1000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file` and `pages` are never read
[INFO] [stdout]   --> src/data_storage/storage.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct DiskIO {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 14 |     file: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 15 |     pages: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiskIO` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `offset` are never used
[INFO] [stdout]   --> src/data_storage/storage.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl DiskIO {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 33 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn offset(&self, page_id: PageID) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_tree_growth` is never used
[INFO] [stdout]    --> src/btree.rs:344:8
[INFO] [stdout]     |
[INFO] [stdout] 344 |     fn test_tree_growth() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "1375f06966a3d7b4aea7cbedb10f28c014cdd56c25297e99b7d49182e6ed2340", 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" "1375f06966a3d7b4aea7cbedb10f28c014cdd56c25297e99b7d49182e6ed2340" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `path::PathBuf`
[INFO] [stdout] 
[INFO] [stderr]  --> src/data_storage/buffer_pool.rs:4:5
[INFO] [stdout] running 11 tests
[INFO] [stderr]   |
[INFO] [stderr] 4 |     path::PathBuf,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `borrow::Borrow`
[INFO] [stderr]  --> src/representations/tuple.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{borrow::Borrow, ops::Deref};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Write`
[INFO] [stderr]  --> src/serialization.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fmt::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `page_id`
[INFO] [stderr]   --> src/data_storage/storage.rs:19:25
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn read_page(&self, page_id: PageID) -> [u8; PAGE_SIZE] {
[INFO] [stderr]    |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_id`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `page_id`
[INFO] [stderr]   --> src/data_storage/storage.rs:23:26
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn write_page(&self, page_id: PageID, content: &[u8; PAGE_SIZE]) {
[INFO] [stderr]    |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/data_storage/storage.rs:23:43
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn write_page(&self, page_id: PageID, content: &[u8; PAGE_SIZE]) {
[INFO] [stderr]    |                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `PAGES_IN_MEMORY` is never used
[INFO] [stderr]   --> src/data_storage/buffer_pool.rs:10:7
[INFO] [stderr]    |
[INFO] [stderr] 10 | const PAGES_IN_MEMORY: usize = 1000;
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `file` and `pages` are never read
[INFO] [stderr]   --> src/data_storage/storage.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct DiskIO {
[INFO] [stderr]    |            ------ fields in this struct
[INFO] [stderr] 14 |     file: PathBuf,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 15 |     pages: usize,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DiskIO` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `offset` are never used
[INFO] [stderr]   --> src/data_storage/storage.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 32 | impl DiskIO {
[INFO] [stderr]    | ----------- associated items in this implementation
[INFO] [stderr] 33 |     fn new() -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 40 |     fn offset(&self, page_id: PageID) -> usize {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `matt-db` (lib) generated 9 warnings (run `cargo fix --lib -p matt-db` to apply 5 suggestions)
[INFO] [stderr] warning: unused import: `Deserializer`
[INFO] [stderr]    --> src/representations/tuple.rs:163:53
[INFO] [stderr]     |
[INFO] [stderr] 163 |     use crate::serialization::{DataType, DataValue, Deserializer, Serializer};
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_tree_growth` is never used
[INFO] [stderr]    --> src/btree.rs:344:8
[INFO] [stderr]     |
[INFO] [stderr] 344 |     fn test_tree_growth() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `matt-db` (lib test) generated 11 warnings (9 duplicates) (run `cargo fix --lib -p matt-db --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/matt_db-c0dd6535fc813c64)
[INFO] [stdout] test data_storage::buffer_pool::tests::test_evict_manager ... ok
[INFO] [stdout] test representations::page::tests::test_page_split ... ok
[INFO] [stdout] test representations::tuple::tests::test_key ... ok
[INFO] [stdout] test serialization::tests::raises_string_overflow ... ok
[INFO] [stdout] test representations::tuple::tests::test_tuple ... ok
[INFO] [stdout] test serialization::tests::test_ints ... ok
[INFO] [stdout] test serialization::tests::test_mix ... ok
[INFO] [stdout] test representations::page::tests::test_page_insert_delete ... ok
[INFO] [stdout] test serialization::tests::to_rust_type ... ok
[INFO] [stdout] test serialization::tests::test_chars ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test data_storage::buffer_pool::tests::test_buffer_pool ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- data_storage::buffer_pool::tests::test_buffer_pool stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'data_storage::buffer_pool::tests::test_buffer_pool' (343) panicked at src/data_storage/storage.rs:63:51:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5e981b9ccba1 - 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:     0x5e981b9ccba1 - 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:     0x5e981b9ccba1 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5e981b9ccba1 - <<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:     0x5e981b9e099a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5e981b9e099a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x5e981b9d105c - 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:     0x5e981b9d105c - <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:     0x5e981b9ab256 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5e981b9ab256 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5e981b9c4d09 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5e981b95fd70 - <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:     0x5e981b95fd70 - 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:     0x5e981b9c4ec2 - <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:     0x5e981b9c4ec2 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x5e981b9ab334 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:681:13
[INFO] [stdout]   16:     0x5e981b9a2c69 - 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:     0x5e981b9abefd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x5e981b9e112c - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5e981b9e10f2 - core[6883ba1bc0fe4ed1]::panicking::panic
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5e981b9e0e49 - core[6883ba1bc0fe4ed1]::option::unwrap_failed
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/option.rs:2251:5
[INFO] [stdout]   21:     0x5e981b9363d2 - <core[6883ba1bc0fe4ed1]::option::Option<&[u8; 8192usize]>>::unwrap
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/option.rs:1014:21
[INFO] [stdout]   22:     0x5e981b9363d2 - <matt_db[a50c7b558c72f594]::data_storage::storage::MemoryIO as matt_db[a50c7b558c72f594]::data_storage::storage::DBReader>::read_page
[INFO] [stdout]                                at /opt/rustwide/workdir/src/data_storage/storage.rs:63:51
[INFO] [stdout]   23:     0x5e981b934550 - <matt_db[a50c7b558c72f594]::data_storage::buffer_pool::BufferPool<matt_db[a50c7b558c72f594]::data_storage::storage::MemoryIO>>::read_page
[INFO] [stdout]                                at /opt/rustwide/workdir/src/data_storage/buffer_pool.rs:239:22
[INFO] [stdout]   24:     0x5e981b933d2b - <matt_db[a50c7b558c72f594]::data_storage::buffer_pool::BufferPool<matt_db[a50c7b558c72f594]::data_storage::storage::MemoryIO>>::get_page_ref
[INFO] [stdout]                                at /opt/rustwide/workdir/src/data_storage/buffer_pool.rs:228:51
[INFO] [stdout]   25:     0x5e981b92a661 - matt_db[a50c7b558c72f594]::data_storage::buffer_pool::tests::test_buffer_pool
[INFO] [stdout]                                at /opt/rustwide/workdir/src/data_storage/buffer_pool.rs:299:36
[INFO] [stdout]   26:     0x5e981b928447 - matt_db[a50c7b558c72f594]::data_storage::buffer_pool::tests::test_buffer_pool::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/data_storage/buffer_pool.rs:291:26
[INFO] [stdout]   27:     0x5e981b92e176 - <matt_db[a50c7b558c72f594]::data_storage::buffer_pool::tests::test_buffer_pool::{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]   28:     0x5e981b9530ab - <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]   29:     0x5e981b9530ab - 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]   30:     0x5e981b9606f5 - test[980ffaebd391d06d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x5e981b9606f5 - <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]   32:     0x5e981b9606f5 - 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]   33:     0x5e981b9606f5 - 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]   34:     0x5e981b9606f5 - 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]   35:     0x5e981b9606f5 - test[980ffaebd391d06d]::run_test_in_process
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x5e981b9606f5 - test[980ffaebd391d06d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x5e981b95b1a4 - test[980ffaebd391d06d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x5e981b95b1a4 - 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]   39:     0x5e981b963842 - 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]   40:     0x5e981b963842 - <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]   41:     0x5e981b963842 - 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]   42:     0x5e981b963842 - 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]   43:     0x5e981b963842 - 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]   44:     0x5e981b963842 - 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]   45:     0x5e981b963842 - <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]   46:     0x5e981b9cc42f - <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]   47:     0x5e981b9cc42f - <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]   48:     0x7fd76f126aa4 - <unknown>
[INFO] [stdout]   49:     0x7fd76f1b3a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     data_storage::buffer_pool::tests::test_buffer_pool
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 10 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1375f06966a3d7b4aea7cbedb10f28c014cdd56c25297e99b7d49182e6ed2340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1375f06966a3d7b4aea7cbedb10f28c014cdd56c25297e99b7d49182e6ed2340", kill_on_drop: false }`
[INFO] [stdout] 1375f06966a3d7b4aea7cbedb10f28c014cdd56c25297e99b7d49182e6ed2340
