[INFO] cloning repository https://github.com/kemkemG0/simple_db_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kemkemG0/simple_db_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkemkemG0%2Fsimple_db_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkemkemG0%2Fsimple_db_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 955ad750b495ed23672e975ba9e8713e9507679a
[INFO] testing kemkemG0/simple_db_rust against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkemkemG0%2Fsimple_db_rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kemkemG0/simple_db_rust
[INFO] finished tweaking git repo https://github.com/kemkemG0/simple_db_rust
[INFO] tweaked toml for git repo https://github.com/kemkemG0/simple_db_rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kemkemG0/simple_db_rust on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kemkemG0/simple_db_rust 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef25a8ac5801d14858430048a8a94867702b911de9a115d1f25b3691ef2ad260
[INFO] running `Command { std: "docker" "start" "-a" "ef25a8ac5801d14858430048a8a94867702b911de9a115d1f25b3691ef2ad260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef25a8ac5801d14858430048a8a94867702b911de9a115d1f25b3691ef2ad260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef25a8ac5801d14858430048a8a94867702b911de9a115d1f25b3691ef2ad260", kill_on_drop: false }`
[INFO] [stdout] ef25a8ac5801d14858430048a8a94867702b911de9a115d1f25b3691ef2ad260
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01e55cc2c423a39819a0a159ce2bee3763b7d038efb4dbdd5d39960d4940a7e1
[INFO] running `Command { std: "docker" "start" "-a" "01e55cc2c423a39819a0a159ce2bee3763b7d038efb4dbdd5d39960d4940a7e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_db_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::hash_map::DefaultHasher`
[INFO] [stdout]  --> src/file/block_id.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     collections::hash_map::DefaultHasher,
[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: `TransactionError`
[INFO] [stdout]  --> src/tx/recovery/checkpoint_record.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::tx::transaction::{Transaction, TransactionError};
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TransactionError`
[INFO] [stdout]  --> src/tx/recovery/rollback_record.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 |     tx::transaction::{Transaction, TransactionError},
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TransactionError`
[INFO] [stdout]  --> src/tx/recovery/setint_record.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 |     tx::transaction::{Transaction, TransactionError},
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::log`
[INFO] [stdout]  --> src/tx/recovery/setstring_record.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::log;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TransactionError`
[INFO] [stdout]   --> src/tx/recovery/setstring_record.rs:11:36
[INFO] [stdout]    |
[INFO] [stdout] 11 |     tx::transaction::{Transaction, TransactionError},
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TransactionError`
[INFO] [stdout]  --> src/tx/recovery/start_record.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 |     tx::transaction::{Transaction, TransactionError},
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/tx/recovery/checkpoint_record.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn undo(&self, tx: &mut Transaction) {
[INFO] [stdout]    |                    ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[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`
[INFO] [stdout]  --> src/tx/recovery/commit_record.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn new(page: Page) -> Self {
[INFO] [stdout]   |                ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/tx/recovery/commit_record.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn undo(&self, tx: &mut Transaction) {
[INFO] [stdout]    |                    ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page`
[INFO] [stdout]   --> src/tx/recovery/rollback_record.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/tx/recovery/rollback_record.rs:24:20
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn undo(&self, tx: &mut Transaction) {
[INFO] [stdout]    |                    ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page`
[INFO] [stdout]   --> src/tx/recovery/setint_record.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/tx/recovery/setint_record.rs:24:20
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn undo(&self, tx: &mut Transaction) {
[INFO] [stdout]    |                    ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page`
[INFO] [stdout]   --> src/tx/recovery/start_record.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/tx/recovery/start_record.rs:24:20
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn undo(&self, tx: &mut Transaction) {
[INFO] [stdout]    |                    ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_id`
[INFO] [stdout]   --> src/tx/transaction.rs:49:27
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn pin(&mut self, block_id: &BlockId) {}
[INFO] [stdout]    |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_id`
[INFO] [stdout]   --> src/tx/transaction.rs:50:29
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn unpin(&mut self, block_id: &BlockId) {}
[INFO] [stdout]    |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_id`
[INFO] [stdout]   --> src/tx/transaction.rs:52:27
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn get_int(&self, block_id: &BlockId, offset: usize) -> u32 {
[INFO] [stdout]    |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]   --> src/tx/transaction.rs:52:47
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn get_int(&self, block_id: &BlockId, offset: usize) -> u32 {
[INFO] [stdout]    |                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_id`
[INFO] [stdout]   --> src/tx/transaction.rs:55:30
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn get_string(&self, block_id: &BlockId, offset: usize) -> &str {
[INFO] [stdout]    |                              ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]   --> src/tx/transaction.rs:55:50
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn get_string(&self, block_id: &BlockId, offset: usize) -> &str {
[INFO] [stdout]    |                                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_id`
[INFO] [stdout]   --> src/tx/transaction.rs:58:31
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn set_int(&mut self, block_id: &BlockId, offset: usize, val: u32, ok_to_log: bool) {}
[INFO] [stdout]    |                               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]   --> src/tx/transaction.rs:58:51
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn set_int(&mut self, block_id: &BlockId, offset: usize, val: u32, ok_to_log: bool) {}
[INFO] [stdout]    |                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]   --> src/tx/transaction.rs:58:66
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn set_int(&mut self, block_id: &BlockId, offset: usize, val: u32, ok_to_log: bool) {}
[INFO] [stdout]    |                                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ok_to_log`
[INFO] [stdout]   --> src/tx/transaction.rs:58:76
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn set_int(&mut self, block_id: &BlockId, offset: usize, val: u32, ok_to_log: bool) {}
[INFO] [stdout]    |                                                                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ok_to_log`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_id`
[INFO] [stdout]   --> src/tx/transaction.rs:60:34
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn set_string(&mut self, block_id: &BlockId, offset: usize, val: &str, ok_to_log: bool) {}
[INFO] [stdout]    |                                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]   --> src/tx/transaction.rs:60:54
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn set_string(&mut self, block_id: &BlockId, offset: usize, val: &str, ok_to_log: bool) {}
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]   --> src/tx/transaction.rs:60:69
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn set_string(&mut self, block_id: &BlockId, offset: usize, val: &str, ok_to_log: bool) {}
[INFO] [stdout]    |                                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ok_to_log`
[INFO] [stdout]   --> src/tx/transaction.rs:60:80
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn set_string(&mut self, block_id: &BlockId, offset: usize, val: &str, ok_to_log: bool) {}
[INFO] [stdout]    |                                                                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ok_to_log`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/tx/transaction.rs:66:24
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn size(&self, file_name: &str) -> usize {
[INFO] [stdout]    |                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/tx/transaction.rs:69:30
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn append(&mut self, file_name: &str) -> BlockId {
[INFO] [stdout]    |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimpleDB` is never constructed
[INFO] [stdout]   --> src/app/simple_db.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SimpleDB {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `file_manager`, `log_manager`, and `buffer_manager` are never used
[INFO] [stdout]   --> src/app/simple_db.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl SimpleDB {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new(db_dir: &str, block_size: usize, buffer_size: u16) -> Result<Self, Error> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn file_manager(&self) -> Arc<FileManager> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn log_manager(&self) -> Arc<Mutex<LogManager>> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn buffer_manager(&self) -> Arc<Mutex<BufferManager>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Buffer` is never constructed
[INFO] [stdout]   --> src/buffer/buffer.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Buffer {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/buffer/buffer.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl Buffer {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 21 |     pub fn new(file_manager: Arc<FileManager>, log_manager: Arc<Mutex<LogManager>>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn contents(&mut self) -> &mut Page {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn block(&self) -> Option<&BlockId> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn is_pinned(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn set_modified(&mut self, txnum: u32, lsn: u32) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn modifing_tx_num(&self) -> Option<u32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn pin(&mut self) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn unpin(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn assign_to_block(&mut self, block_id: BlockId) -> Result<(), Error> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     pub fn flush(&mut self) -> Result<(), Error> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BufferAbortError` is never used
[INFO] [stdout]   --> src/buffer/buffer_manager.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub enum BufferAbortError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BufferManager` is never constructed
[INFO] [stdout]   --> src/buffer/buffer_manager.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct BufferManager {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/buffer/buffer_manager.rs:40:11
[INFO] [stdout]     |
[INFO] [stdout]  39 | impl BufferManager {
[INFO] [stdout]     | ------------------ associated items in this implementation
[INFO] [stdout]  40 |     const MAX_TIME: u128 = 10 * 1000; // 10 seconds
[INFO] [stdout]     |           ^^^^^^^^
[INFO] [stdout]  41 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  57 |     pub fn available(&self) -> u16 {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  61 |     pub fn flush_all(&mut self, txnum: u32) -> Result<(), Error> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  72 |     pub fn unpin(&mut self, idx: usize) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  81 |     pub fn pin(&mut self, blk: &BlockId) -> Result<usize, BufferAbortError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  95 |     pub fn try_to_pin(&mut self, blk: &BlockId) -> Result<Option<usize>, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn find_existing_buffer(&mut self, blk: &BlockId) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |     pub fn choose_unpinned_buffer(&mut self) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |     pub fn waiting_too_long(&self, start_time: u128) -> Result<bool, SystemTimeError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     pub fn get_buffer(&mut self, idx: usize) -> &mut Buffer {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 |     pub fn set_max_time(&mut self, max_time_m_sec: u128) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `now_mill_sec` is never used
[INFO] [stdout]    --> src/buffer/buffer_manager.rs:147:4
[INFO] [stdout]     |
[INFO] [stdout] 147 | fn now_mill_sec() -> Result<u128, SystemTimeError> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BlockId` is never constructed
[INFO] [stdout]  --> src/file/block_id.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct BlockId {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `filename`, `number`, and `is_null` are never used
[INFO] [stdout]   --> src/file/block_id.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl BlockId {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(filename: &str, blk_num: u64) -> BlockId {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn filename(&self) -> &str {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn number(&self) -> u64 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn is_null(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileManager` is never constructed
[INFO] [stdout]   --> src/file/file_manager.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct FileManager {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/file/file_manager.rs:19:12
[INFO] [stdout]     |
[INFO] [stdout]  18 | impl FileManager {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout]  19 |     pub fn new(db_directory: path::PathBuf, block_size: usize) -> Result<Self, Error> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  54 |     pub fn read(&self, blk: &BlockId, page: &mut Page) -> Result<(), Error> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  66 |     pub fn write(&self, blk: &BlockId, page: &mut Page) -> Result<(), Error> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  76 |     pub fn append(&self, filename: &str) -> Result<BlockId, Error> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  87 |     pub fn is_new(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  90 |     pub fn length(&self, file_name: &str) -> Result<u64, Error> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  97 |     pub fn block_size(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     fn get_file(&self, filename: &str) -> Result<Arc<Mutex<fs::File>>, Error> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Page` is never constructed
[INFO] [stdout]  --> src/file/page.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Page {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/file/page.rs:9:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Page {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout]  8 |     // A constructor for creating data buffers
[INFO] [stdout]  9 |     pub fn new(block_size: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn from_bytes(b: &[u8]) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn get_int(&self, offset: usize) -> u32 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn set_int(&mut self, offset: usize, n: u32) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn get_bytes(&self, offset: usize) -> &[u8] {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn get_string(&self, offset: usize) -> Result<String, FromUtf8Error> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn set_bytes(&mut self, offset: usize, b: &[u8]) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn set_string(&mut self, offset: usize, s: &str) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn max_length(strlen: usize) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn contents(&self) -> &[u8] {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LogIterator` is never constructed
[INFO] [stdout]  --> src/log/log_iterator.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct LogIterator {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `has_next`, and `move_to_block` are never used
[INFO] [stdout]   --> src/log/log_iterator.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl LogIterator {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 17 |     pub fn new(file_manager: Arc<FileManager>, current_block: &BlockId) -> Result<Self, Error> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn has_next(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn move_to_block(&mut self, block_id: &BlockId) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LogManager` is never constructed
[INFO] [stdout]  --> src/log/log_manager.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct LogManager {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `flush`, `iterator`, `append`, `get_last_saved_lsn`, and `append_new_block` are never used
[INFO] [stdout]   --> src/log/log_manager.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl LogManager {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new(file_manager: Arc<FileManager>, log_file: &str) -> Result<Self, Error> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn flush(&mut self, lsn: u32) -> Result<(), Error> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn iterator(&mut self) -> Result<LogIterator, Error> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn append(&mut self, log_record: &Vec<u8>) -> Result<u32, Error> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |     pub fn get_last_saved_lsn(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 |     fn append_new_block(&mut self) -> Result<BlockId, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConcurrencyManager` is never constructed
[INFO] [stdout]  --> src/tx/concurrency/concurrency_manager.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ConcurrencyManager {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tx/concurrency/concurrency_manager.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl ConcurrencyManager {
[INFO] [stdout]    | ----------------------- associated function in this implementation
[INFO] [stdout] 11 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `LockAbortError` is never used
[INFO] [stdout]  --> src/tx/concurrency/lock_table.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum LockAbortError {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LockTable` is never constructed
[INFO] [stdout]   --> src/tx/concurrency/lock_table.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct LockTable {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/tx/concurrency/lock_table.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl LockTable {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 26 |     const MAX_TIME: u128 = 10 * 1000;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 27 |
[INFO] [stdout] 28 |     pub fn new() -> LockTable {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn s_lock(&mut self, blk: &BlockId) -> Result<(), LockAbortError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn x_lock(&mut self, blk: &BlockId) -> Result<(), LockAbortError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn unlock(&mut self, blk: &BlockId) -> Result<(), SystemTimeError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn has_x_lock(&self, blk: &BlockId) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn has_other_s_lock(&self, blk: &BlockId) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn waiting_too_long(&self, time_stamp: u128) -> Result<bool, SystemTimeError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn get_lock_value(&self, blk: &BlockId) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `now_mill_sec` is never used
[INFO] [stdout]   --> src/tx/concurrency/lock_table.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn now_mill_sec() -> Result<u128, SystemTimeError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CheckPointRecord` is never constructed
[INFO] [stdout]  --> src/tx/recovery/checkpoint_record.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CheckPointRecord {}
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/tx/recovery/checkpoint_record.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl CheckPointRecord {
[INFO] [stdout]   | --------------------- associated function in this implementation
[INFO] [stdout] 7 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CommitRecord` is never constructed
[INFO] [stdout]  --> src/tx/recovery/commit_record.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CommitRecord {}
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/tx/recovery/commit_record.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl CommitRecord {
[INFO] [stdout]   | ----------------- associated function in this implementation
[INFO] [stdout] 7 |     pub fn new(page: Page) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Op` is never used
[INFO] [stdout]   --> src/tx/recovery/log_record.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Op {
[INFO] [stdout]    |          ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `LogRecord` is never used
[INFO] [stdout]   --> src/tx/recovery/log_record.rs:36:11
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub trait LogRecord {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_log_record` is never used
[INFO] [stdout]   --> src/tx/recovery/log_record.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub fn create_log_record(rec: Vec<u8>) -> Result<Box<dyn LogRecord>, TransactionError> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RecoveryManager` is never constructed
[INFO] [stdout]  --> src/tx/recovery/recovery_manager.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct RecoveryManager {}
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RollbackRecord` is never constructed
[INFO] [stdout]  --> src/tx/recovery/rollback_record.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct RollbackRecord {}
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tx/recovery/rollback_record.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl RollbackRecord {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SetIntRecord` is never constructed
[INFO] [stdout]  --> src/tx/recovery/setint_record.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct SetIntRecord {}
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tx/recovery/setint_record.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl SetIntRecord {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SetStringRecord` is never constructed
[INFO] [stdout]   --> src/tx/recovery/setstring_record.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct SetStringRecord {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `write_to_log` are never used
[INFO] [stdout]   --> src/tx/recovery/setstring_record.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl SetStringRecord {
[INFO] [stdout]    | -------------------- associated functions in this implementation
[INFO] [stdout] 23 |     pub fn new(page: Page) -> Result<Self, FromUtf8Error> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn write_to_log(
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StartRecord` is never constructed
[INFO] [stdout]  --> src/tx/recovery/start_record.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct StartRecord {}
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tx/recovery/start_record.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl StartRecord {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Transaction` is never constructed
[INFO] [stdout]   --> src/tx/transaction.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Transaction {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TransactionError` is never used
[INFO] [stdout]   --> src/tx/transaction.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub enum TransactionError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/tx/transaction.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl Transaction {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 33 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn commit(&mut self) {}
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 46 |     pub fn rollback(&mut self) {}
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 47 |     pub fn recover(&mut self) {}
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 48 |
[INFO] [stdout] 49 |     pub fn pin(&mut self, block_id: &BlockId) {}
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 50 |     pub fn unpin(&mut self, block_id: &BlockId) {}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 51 |
[INFO] [stdout] 52 |     pub fn get_int(&self, block_id: &BlockId, offset: usize) -> u32 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn get_string(&self, block_id: &BlockId, offset: usize) -> &str {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn set_int(&mut self, block_id: &BlockId, offset: usize, val: u32, ok_to_log: bool) {}
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 59 |
[INFO] [stdout] 60 |     pub fn set_string(&mut self, block_id: &BlockId, offset: usize, val: &str, ok_to_log: bool) {}
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 61 |
[INFO] [stdout] 62 |     pub fn available_buffers(&self) -> u16 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn size(&self, file_name: &str) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     pub fn append(&mut self, file_name: &str) -> BlockId {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     pub fn block_size(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "01e55cc2c423a39819a0a159ce2bee3763b7d038efb4dbdd5d39960d4940a7e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01e55cc2c423a39819a0a159ce2bee3763b7d038efb4dbdd5d39960d4940a7e1", kill_on_drop: false }`
[INFO] [stdout] 01e55cc2c423a39819a0a159ce2bee3763b7d038efb4dbdd5d39960d4940a7e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa6d5cc7b08b9ca72c73f3be850e384ce1e7660919daf9283ca96b9610fefe07
[INFO] running `Command { std: "docker" "start" "-a" "aa6d5cc7b08b9ca72c73f3be850e384ce1e7660919daf9283ca96b9610fefe07", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_db_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::hash_map::DefaultHasher`
[INFO] [stdout]  --> src/file/block_id.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     collections::hash_map::DefaultHasher,
[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: `TransactionError`
[INFO] [stdout]  --> src/tx/recovery/checkpoint_record.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::tx::transaction::{Transaction, TransactionError};
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TransactionError`
[INFO] [stdout]  --> src/tx/recovery/rollback_record.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 |     tx::transaction::{Transaction, TransactionError},
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TransactionError`
[INFO] [stdout]  --> src/tx/recovery/setint_record.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 |     tx::transaction::{Transaction, TransactionError},
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::log`
[INFO] [stdout]  --> src/tx/recovery/setstring_record.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::log;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TransactionError`
[INFO] [stdout]   --> src/tx/recovery/setstring_record.rs:11:36
[INFO] [stdout]    |
[INFO] [stdout] 11 |     tx::transaction::{Transaction, TransactionError},
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TransactionError`
[INFO] [stdout]  --> src/tx/recovery/start_record.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 |     tx::transaction::{Transaction, TransactionError},
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, `iter::zip`, and `mem::size_of`
[INFO] [stdout]  --> src/tx/test.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         iter::zip,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 6 |         mem::size_of,
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 7 |         sync::{Arc, Mutex},
[INFO] [stdout]   |                ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/tx/recovery/checkpoint_record.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn undo(&self, tx: &mut Transaction) {
[INFO] [stdout]    |                    ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[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`
[INFO] [stdout]  --> src/tx/recovery/commit_record.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn new(page: Page) -> Self {
[INFO] [stdout]   |                ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/tx/recovery/commit_record.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn undo(&self, tx: &mut Transaction) {
[INFO] [stdout]    |                    ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page`
[INFO] [stdout]   --> src/tx/recovery/rollback_record.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/tx/recovery/rollback_record.rs:24:20
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn undo(&self, tx: &mut Transaction) {
[INFO] [stdout]    |                    ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page`
[INFO] [stdout]   --> src/tx/recovery/setint_record.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/tx/recovery/setint_record.rs:24:20
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn undo(&self, tx: &mut Transaction) {
[INFO] [stdout]    |                    ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page`
[INFO] [stdout]   --> src/tx/recovery/start_record.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/tx/recovery/start_record.rs:24:20
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn undo(&self, tx: &mut Transaction) {
[INFO] [stdout]    |                    ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_id`
[INFO] [stdout]   --> src/tx/transaction.rs:49:27
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn pin(&mut self, block_id: &BlockId) {}
[INFO] [stdout]    |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_id`
[INFO] [stdout]   --> src/tx/transaction.rs:50:29
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn unpin(&mut self, block_id: &BlockId) {}
[INFO] [stdout]    |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_id`
[INFO] [stdout]   --> src/tx/transaction.rs:52:27
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn get_int(&self, block_id: &BlockId, offset: usize) -> u32 {
[INFO] [stdout]    |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]   --> src/tx/transaction.rs:52:47
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn get_int(&self, block_id: &BlockId, offset: usize) -> u32 {
[INFO] [stdout]    |                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_id`
[INFO] [stdout]   --> src/tx/transaction.rs:55:30
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn get_string(&self, block_id: &BlockId, offset: usize) -> &str {
[INFO] [stdout]    |                              ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]   --> src/tx/transaction.rs:55:50
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn get_string(&self, block_id: &BlockId, offset: usize) -> &str {
[INFO] [stdout]    |                                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_id`
[INFO] [stdout]   --> src/tx/transaction.rs:58:31
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn set_int(&mut self, block_id: &BlockId, offset: usize, val: u32, ok_to_log: bool) {}
[INFO] [stdout]    |                               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]   --> src/tx/transaction.rs:58:51
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn set_int(&mut self, block_id: &BlockId, offset: usize, val: u32, ok_to_log: bool) {}
[INFO] [stdout]    |                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]   --> src/tx/transaction.rs:58:66
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn set_int(&mut self, block_id: &BlockId, offset: usize, val: u32, ok_to_log: bool) {}
[INFO] [stdout]    |                                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ok_to_log`
[INFO] [stdout]   --> src/tx/transaction.rs:58:76
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn set_int(&mut self, block_id: &BlockId, offset: usize, val: u32, ok_to_log: bool) {}
[INFO] [stdout]    |                                                                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ok_to_log`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_id`
[INFO] [stdout]   --> src/tx/transaction.rs:60:34
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn set_string(&mut self, block_id: &BlockId, offset: usize, val: &str, ok_to_log: bool) {}
[INFO] [stdout]    |                                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]   --> src/tx/transaction.rs:60:54
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn set_string(&mut self, block_id: &BlockId, offset: usize, val: &str, ok_to_log: bool) {}
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]   --> src/tx/transaction.rs:60:69
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn set_string(&mut self, block_id: &BlockId, offset: usize, val: &str, ok_to_log: bool) {}
[INFO] [stdout]    |                                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ok_to_log`
[INFO] [stdout]   --> src/tx/transaction.rs:60:80
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn set_string(&mut self, block_id: &BlockId, offset: usize, val: &str, ok_to_log: bool) {}
[INFO] [stdout]    |                                                                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ok_to_log`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/tx/transaction.rs:66:24
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn size(&self, file_name: &str) -> usize {
[INFO] [stdout]    |                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/tx/transaction.rs:69:30
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn append(&mut self, file_name: &str) -> BlockId {
[INFO] [stdout]    |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/buffer/buffer_manager.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Time(SystemTimeError),
[INFO] [stdout]    |     ---- ^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BufferAbortError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 -     Time(SystemTimeError),
[INFO] [stdout] 16 +     Time(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/buffer/buffer_manager.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 |     IO(Error),
[INFO] [stdout]    |     -- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BufferAbortError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     IO(Error),
[INFO] [stdout] 17 +     IO(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `flush_all` is never used
[INFO] [stdout]   --> src/buffer/buffer_manager.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl BufferManager {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn flush_all(&mut self, txnum: u32) -> Result<(), Error> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_null` is never used
[INFO] [stdout]   --> src/file/block_id.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl BlockId {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn is_null(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `is_new` is never read
[INFO] [stdout]   --> src/file/file_manager.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct FileManager {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     is_new: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_new` is never used
[INFO] [stdout]   --> src/file/file_manager.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl FileManager {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 87 |     pub fn is_new(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_last_saved_lsn` is never used
[INFO] [stdout]   --> src/log/log_manager.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl LogManager {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 88 |     pub fn get_last_saved_lsn(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConcurrencyManager` is never constructed
[INFO] [stdout]  --> src/tx/concurrency/concurrency_manager.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ConcurrencyManager {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tx/concurrency/concurrency_manager.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl ConcurrencyManager {
[INFO] [stdout]    | ----------------------- associated function in this implementation
[INFO] [stdout] 11 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `LockAbortError` is never used
[INFO] [stdout]  --> src/tx/concurrency/lock_table.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum LockAbortError {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LockTable` is never constructed
[INFO] [stdout]   --> src/tx/concurrency/lock_table.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct LockTable {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/tx/concurrency/lock_table.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl LockTable {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 26 |     const MAX_TIME: u128 = 10 * 1000;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 27 |
[INFO] [stdout] 28 |     pub fn new() -> LockTable {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn s_lock(&mut self, blk: &BlockId) -> Result<(), LockAbortError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn x_lock(&mut self, blk: &BlockId) -> Result<(), LockAbortError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn unlock(&mut self, blk: &BlockId) -> Result<(), SystemTimeError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn has_x_lock(&self, blk: &BlockId) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn has_other_s_lock(&self, blk: &BlockId) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn waiting_too_long(&self, time_stamp: u128) -> Result<bool, SystemTimeError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn get_lock_value(&self, blk: &BlockId) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `now_mill_sec` is never used
[INFO] [stdout]   --> src/tx/concurrency/lock_table.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn now_mill_sec() -> Result<u128, SystemTimeError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CheckPointRecord` is never constructed
[INFO] [stdout]  --> src/tx/recovery/checkpoint_record.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CheckPointRecord {}
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/tx/recovery/checkpoint_record.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl CheckPointRecord {
[INFO] [stdout]   | --------------------- associated function in this implementation
[INFO] [stdout] 7 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CommitRecord` is never constructed
[INFO] [stdout]  --> src/tx/recovery/commit_record.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CommitRecord {}
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/tx/recovery/commit_record.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl CommitRecord {
[INFO] [stdout]   | ----------------- associated function in this implementation
[INFO] [stdout] 7 |     pub fn new(page: Page) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Op` is never used
[INFO] [stdout]   --> src/tx/recovery/log_record.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Op {
[INFO] [stdout]    |          ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `LogRecord` is never used
[INFO] [stdout]   --> src/tx/recovery/log_record.rs:36:11
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub trait LogRecord {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_log_record` is never used
[INFO] [stdout]   --> src/tx/recovery/log_record.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub fn create_log_record(rec: Vec<u8>) -> Result<Box<dyn LogRecord>, TransactionError> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RecoveryManager` is never constructed
[INFO] [stdout]  --> src/tx/recovery/recovery_manager.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct RecoveryManager {}
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RollbackRecord` is never constructed
[INFO] [stdout]  --> src/tx/recovery/rollback_record.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct RollbackRecord {}
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tx/recovery/rollback_record.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl RollbackRecord {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SetIntRecord` is never constructed
[INFO] [stdout]  --> src/tx/recovery/setint_record.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct SetIntRecord {}
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tx/recovery/setint_record.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl SetIntRecord {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SetStringRecord` is never constructed
[INFO] [stdout]   --> src/tx/recovery/setstring_record.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct SetStringRecord {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `write_to_log` are never used
[INFO] [stdout]   --> src/tx/recovery/setstring_record.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl SetStringRecord {
[INFO] [stdout]    | -------------------- associated functions in this implementation
[INFO] [stdout] 23 |     pub fn new(page: Page) -> Result<Self, FromUtf8Error> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn write_to_log(
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StartRecord` is never constructed
[INFO] [stdout]  --> src/tx/recovery/start_record.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct StartRecord {}
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tx/recovery/start_record.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl StartRecord {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file_manager`, `log_manager`, and `buffer_manager` are never read
[INFO] [stdout]   --> src/tx/transaction.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Transaction {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 13 |     file_manager: Arc<FileManager>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 14 |     log_manager: Arc<Mutex<LogManager>>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 15 |     buffer_manager: Arc<Mutex<BufferManager>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TransactionError` is never used
[INFO] [stdout]   --> src/tx/transaction.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub enum TransactionError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `recover`, `unpin`, `available_buffers`, `size`, `append`, and `block_size` are never used
[INFO] [stdout]   --> src/tx/transaction.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl Transaction {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn recover(&mut self) {}
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn unpin(&mut self, block_id: &BlockId) {}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn available_buffers(&self) -> u16 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn size(&self, file_name: &str) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     pub fn append(&mut self, file_name: &str) -> BlockId {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     pub fn block_size(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "aa6d5cc7b08b9ca72c73f3be850e384ce1e7660919daf9283ca96b9610fefe07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa6d5cc7b08b9ca72c73f3be850e384ce1e7660919daf9283ca96b9610fefe07", kill_on_drop: false }`
[INFO] [stdout] aa6d5cc7b08b9ca72c73f3be850e384ce1e7660919daf9283ca96b9610fefe07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 11cf2f8a43f4526dd4624958d1226f5584705fa7bf8f62e49d71dbd7eef04b65
[INFO] running `Command { std: "docker" "start" "-a" "11cf2f8a43f4526dd4624958d1226f5584705fa7bf8f62e49d71dbd7eef04b65", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `collections::hash_map::DefaultHasher`
[INFO] [stderr]  --> src/file/block_id.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     collections::hash_map::DefaultHasher,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TransactionError`
[INFO] [stderr]  --> src/tx/recovery/checkpoint_record.rs:1:43
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::tx::transaction::{Transaction, TransactionError};
[INFO] [stderr]   |                                           ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TransactionError`
[INFO] [stderr]  --> src/tx/recovery/rollback_record.rs:3:36
[INFO] [stderr]   |
[INFO] [stderr] 3 |     tx::transaction::{Transaction, TransactionError},
[INFO] [stderr]   |                                    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TransactionError`
[INFO] [stderr]  --> src/tx/recovery/setint_record.rs:3:36
[INFO] [stderr]   |
[INFO] [stderr] 3 |     tx::transaction::{Transaction, TransactionError},
[INFO] [stderr]   |                                    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::log`
[INFO] [stderr]  --> src/tx/recovery/setstring_record.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::log;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TransactionError`
[INFO] [stderr]   --> src/tx/recovery/setstring_record.rs:11:36
[INFO] [stderr]    |
[INFO] [stderr] 11 |     tx::transaction::{Transaction, TransactionError},
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TransactionError`
[INFO] [stderr]  --> src/tx/recovery/start_record.rs:3:36
[INFO] [stderr]   |
[INFO] [stderr] 3 |     tx::transaction::{Transaction, TransactionError},
[INFO] [stderr]   |                                    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Arc`, `Mutex`, `iter::zip`, and `mem::size_of`
[INFO] [stderr]  --> src/tx/test.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |         iter::zip,
[INFO] [stderr]   |         ^^^^^^^^^
[INFO] [stderr] 6 |         mem::size_of,
[INFO] [stderr]   |         ^^^^^^^^^^^^
[INFO] [stderr] 7 |         sync::{Arc, Mutex},
[INFO] [stderr]   |                ^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tx`
[INFO] [stderr]   --> src/tx/recovery/checkpoint_record.rs:21:20
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn undo(&self, tx: &mut Transaction) {
[INFO] [stderr]    |                    ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `page`
[INFO] [stderr]  --> src/tx/recovery/commit_record.rs:7:16
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn new(page: Page) -> Self {
[INFO] [stderr]   |                ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tx`
[INFO] [stderr]   --> src/tx/recovery/commit_record.rs:21:20
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn undo(&self, tx: &mut Transaction) {
[INFO] [stderr]    |                    ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `page`
[INFO] [stderr]   --> src/tx/recovery/rollback_record.rs:10:16
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stderr]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tx`
[INFO] [stderr]   --> src/tx/recovery/rollback_record.rs:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn undo(&self, tx: &mut Transaction) {
[INFO] [stderr]    |                    ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `page`
[INFO] [stderr]   --> src/tx/recovery/setint_record.rs:10:16
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stderr]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tx`
[INFO] [stderr]   --> src/tx/recovery/setint_record.rs:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn undo(&self, tx: &mut Transaction) {
[INFO] [stderr]    |                    ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `page`
[INFO] [stderr]   --> src/tx/recovery/start_record.rs:10:16
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stderr]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tx`
[INFO] [stderr]   --> src/tx/recovery/start_record.rs:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn undo(&self, tx: &mut Transaction) {
[INFO] [stderr]    |                    ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block_id`
[INFO] [stderr]   --> src/tx/transaction.rs:49:27
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn pin(&mut self, block_id: &BlockId) {}
[INFO] [stderr]    |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block_id`
[INFO] [stderr]   --> src/tx/transaction.rs:50:29
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn unpin(&mut self, block_id: &BlockId) {}
[INFO] [stderr]    |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block_id`
[INFO] [stderr]   --> src/tx/transaction.rs:52:27
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn get_int(&self, block_id: &BlockId, offset: usize) -> u32 {
[INFO] [stderr]    |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]   --> src/tx/transaction.rs:52:47
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn get_int(&self, block_id: &BlockId, offset: usize) -> u32 {
[INFO] [stderr]    |                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block_id`
[INFO] [stderr]   --> src/tx/transaction.rs:55:30
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn get_string(&self, block_id: &BlockId, offset: usize) -> &str {
[INFO] [stderr]    |                              ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]   --> src/tx/transaction.rs:55:50
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn get_string(&self, block_id: &BlockId, offset: usize) -> &str {
[INFO] [stderr]    |                                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block_id`
[INFO] [stderr]   --> src/tx/transaction.rs:58:31
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn set_int(&mut self, block_id: &BlockId, offset: usize, val: u32, ok_to_log: bool) {}
[INFO] [stderr]    |                               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]   --> src/tx/transaction.rs:58:51
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn set_int(&mut self, block_id: &BlockId, offset: usize, val: u32, ok_to_log: bool) {}
[INFO] [stderr]    |                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> src/tx/transaction.rs:58:66
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn set_int(&mut self, block_id: &BlockId, offset: usize, val: u32, ok_to_log: bool) {}
[INFO] [stderr]    |                                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ok_to_log`
[INFO] [stderr]   --> src/tx/transaction.rs:58:76
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn set_int(&mut self, block_id: &BlockId, offset: usize, val: u32, ok_to_log: bool) {}
[INFO] [stderr]    |                                                                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ok_to_log`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block_id`
[INFO] [stderr]   --> src/tx/transaction.rs:60:34
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn set_string(&mut self, block_id: &BlockId, offset: usize, val: &str, ok_to_log: bool) {}
[INFO] [stderr]    |                                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]   --> src/tx/transaction.rs:60:54
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn set_string(&mut self, block_id: &BlockId, offset: usize, val: &str, ok_to_log: bool) {}
[INFO] [stderr]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> src/tx/transaction.rs:60:69
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn set_string(&mut self, block_id: &BlockId, offset: usize, val: &str, ok_to_log: bool) {}
[INFO] [stderr]    |                                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ok_to_log`
[INFO] [stderr]   --> src/tx/transaction.rs:60:80
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn set_string(&mut self, block_id: &BlockId, offset: usize, val: &str, ok_to_log: bool) {}
[INFO] [stderr]    |                                                                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ok_to_log`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file_name`
[INFO] [stderr]   --> src/tx/transaction.rs:66:24
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn size(&self, file_name: &str) -> usize {
[INFO] [stderr]    |                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file_name`
[INFO] [stderr]   --> src/tx/transaction.rs:69:30
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub fn append(&mut self, file_name: &str) -> BlockId {
[INFO] [stderr]    |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/buffer/buffer_manager.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Time(SystemTimeError),
[INFO] [stderr]    |     ---- ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |     |
[INFO] [stdout] running 7 tests
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `BufferAbortError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 16 -     Time(SystemTimeError),
[INFO] [stderr] 16 +     Time(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/buffer/buffer_manager.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 |     IO(Error),
[INFO] [stderr]    |     -- ^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `BufferAbortError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 17 -     IO(Error),
[INFO] [stderr] 17 +     IO(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: method `flush_all` is never used
[INFO] [stderr]   --> src/buffer/buffer_manager.rs:61:12
[INFO] [stderr]    |
[INFO] [stderr] 39 | impl BufferManager {
[INFO] [stderr]    | ------------------ method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 61 |     pub fn flush_all(&mut self, txnum: u32) -> Result<(), Error> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_null` is never used
[INFO] [stderr]   --> src/file/block_id.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl BlockId {
[INFO] [stderr]    | ------------ method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 30 |     pub fn is_null(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `is_new` is never read
[INFO] [stderr]   --> src/file/file_manager.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct FileManager {
[INFO] [stderr]    |            ----------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 14 |     is_new: bool,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_new` is never used
[INFO] [stderr]   --> src/file/file_manager.rs:87:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl FileManager {
[INFO] [stderr]    | ---------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 87 |     pub fn is_new(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_last_saved_lsn` is never used
[INFO] [stderr]   --> src/log/log_manager.rs:88:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl LogManager {
[INFO] [stderr]    | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 88 |     pub fn get_last_saved_lsn(&self) -> u32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ConcurrencyManager` is never constructed
[INFO] [stderr]  --> src/tx/concurrency/concurrency_manager.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct ConcurrencyManager {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/tx/concurrency/concurrency_manager.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl ConcurrencyManager {
[INFO] [stderr]    | ----------------------- associated function in this implementation
[INFO] [stderr] 11 |     fn new() -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `LockAbortError` is never used
[INFO] [stderr]  --> src/tx/concurrency/lock_table.rs:9:10
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub enum LockAbortError {
[INFO] [stderr]   |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `LockTable` is never constructed
[INFO] [stderr]   --> src/tx/concurrency/lock_table.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub struct LockTable {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]   --> src/tx/concurrency/lock_table.rs:26:11
[INFO] [stderr]    |
[INFO] [stderr] 25 | impl LockTable {
[INFO] [stderr]    | -------------- associated items in this implementation
[INFO] [stderr] 26 |     const MAX_TIME: u128 = 10 * 1000;
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr] 27 |
[INFO] [stderr] 28 |     pub fn new() -> LockTable {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 35 |     pub fn s_lock(&mut self, blk: &BlockId) -> Result<(), LockAbortError> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     pub fn x_lock(&mut self, blk: &BlockId) -> Result<(), LockAbortError> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 60 |     pub fn unlock(&mut self, blk: &BlockId) -> Result<(), SystemTimeError> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 71 |     pub fn has_x_lock(&self, blk: &BlockId) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 75 |     pub fn has_other_s_lock(&self, blk: &BlockId) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 79 |     pub fn waiting_too_long(&self, time_stamp: u128) -> Result<bool, SystemTimeError> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 83 |     pub fn get_lock_value(&self, blk: &BlockId) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `now_mill_sec` is never used
[INFO] [stderr]   --> src/tx/concurrency/lock_table.rs:91:4
[INFO] [stderr]    |
[INFO] [stderr] 91 | fn now_mill_sec() -> Result<u128, SystemTimeError> {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CheckPointRecord` is never constructed
[INFO] [stderr]  --> src/tx/recovery/checkpoint_record.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct CheckPointRecord {}
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]  --> src/tx/recovery/checkpoint_record.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | impl CheckPointRecord {
[INFO] [stderr]   | --------------------- associated function in this implementation
[INFO] [stderr] 7 |     pub fn new() -> Self {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CommitRecord` is never constructed
[INFO] [stderr]  --> src/tx/recovery/commit_record.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct CommitRecord {}
[INFO] [stderr]   |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]  --> src/tx/recovery/commit_record.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | impl CommitRecord {
[INFO] [stderr]   | ----------------- associated function in this implementation
[INFO] [stderr] 7 |     pub fn new(page: Page) -> Self {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Op` is never used
[INFO] [stderr]   --> src/tx/recovery/log_record.rs:12:10
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub enum Op {
[INFO] [stderr]    |          ^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `LogRecord` is never used
[INFO] [stderr]   --> src/tx/recovery/log_record.rs:36:11
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub trait LogRecord {
[INFO] [stderr]    |           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `create_log_record` is never used
[INFO] [stderr]   --> src/tx/recovery/log_record.rs:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub fn create_log_record(rec: Vec<u8>) -> Result<Box<dyn LogRecord>, TransactionError> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RecoveryManager` is never constructed
[INFO] [stderr]  --> src/tx/recovery/recovery_manager.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct RecoveryManager {}
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RollbackRecord` is never constructed
[INFO] [stderr]  --> src/tx/recovery/rollback_record.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct RollbackRecord {}
[INFO] [stderr]   |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/tx/recovery/rollback_record.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr]  9 | impl RollbackRecord {
[INFO] [stderr]    | ------------------- associated function in this implementation
[INFO] [stderr] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SetIntRecord` is never constructed
[INFO] [stderr]  --> src/tx/recovery/setint_record.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct SetIntRecord {}
[INFO] [stderr]   |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/tx/recovery/setint_record.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr]  9 | impl SetIntRecord {
[INFO] [stderr]    | ----------------- associated function in this implementation
[INFO] [stderr] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SetStringRecord` is never constructed
[INFO] [stderr]   --> src/tx/recovery/setstring_record.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct SetStringRecord {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `new` and `write_to_log` are never used
[INFO] [stderr]   --> src/tx/recovery/setstring_record.rs:23:12
[INFO] [stderr]    |
[INFO] [stderr] 22 | impl SetStringRecord {
[INFO] [stderr]    | -------------------- associated functions in this implementation
[INFO] [stderr] 23 |     pub fn new(page: Page) -> Result<Self, FromUtf8Error> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 47 |     fn write_to_log(
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `StartRecord` is never constructed
[INFO] [stderr]  --> src/tx/recovery/start_record.rs:8:12
[INFO] [stdout] test file::block_id::tests::test_block_id ... ok
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct StartRecord {}
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/tx/recovery/start_record.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr]  9 | impl StartRecord {
[INFO] [stderr]    | ---------------- associated function in this implementation
[INFO] [stderr] 10 |     pub fn new(page: Page) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `file_manager`, `log_manager`, and `buffer_manager` are never read
[INFO] [stderr]   --> src/tx/transaction.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct Transaction {
[INFO] [stderr]    |            ----------- fields in this struct
[INFO] [stderr] 13 |     file_manager: Arc<FileManager>,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 14 |     log_manager: Arc<Mutex<LogManager>>,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 15 |     buffer_manager: Arc<Mutex<BufferManager>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `TransactionError` is never used
[INFO] [stderr]   --> src/tx/transaction.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub enum TransactionError {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `recover`, `unpin`, `available_buffers`, `size`, `append`, and `block_size` are never used
[INFO] [stderr]   --> src/tx/transaction.rs:47:12
[INFO] [stderr]    |
[INFO] [stderr] 32 | impl Transaction {
[INFO] [stderr]    | ---------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 47 |     pub fn recover(&mut self) {}
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 50 |     pub fn unpin(&mut self, block_id: &BlockId) {}
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 62 |     pub fn available_buffers(&self) -> u16 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 66 |     pub fn size(&self, file_name: &str) -> usize {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 69 |     pub fn append(&mut self, file_name: &str) -> BlockId {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 72 |     pub fn block_size(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `simple_db_rust` (bin "simple_db_rust" test) generated 65 warnings (run `cargo fix --bin "simple_db_rust" -p simple_db_rust --tests` to apply 33 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/simple_db_rust-6cb1eef724f07352)
[INFO] [stdout] test file::page::tests::test_set_get_string ... ok
[INFO] [stdout] test buffer::test::tests::buffer_manager_test::test_buffer_manager ... FAILED
[INFO] [stdout] test file::test::tests::test_file ... FAILED
[INFO] [stdout] test tx::test::tests::test_transaction ... FAILED
[INFO] [stdout] test log::test::tests::test_log ... FAILED
[INFO] [stdout] test buffer::test::tests::buffer_test::test_buffer ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin simple_db_rust`
[INFO] [stdout] ---- buffer::test::tests::buffer_manager_test::test_buffer_manager stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'buffer::test::tests::buffer_manager_test::test_buffer_manager' (25) panicked at src/buffer/test.rs:50:67:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a27f9e40772 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5a27f9e40772 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5a27f9e40772 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5a27f9e40772 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5a27f9e5536a - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5a27f9e5536a - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x5a27f9e45846 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5a27f9e45846 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5a27f9e1d4ef - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5a27f9e1d4ef - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5a27f9e38009 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5a27f9dd29ce - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5a27f9dd29ce - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5a27f9e381c2 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5a27f9e381c2 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5a27f9e1d5a8 - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5a27f9e14e09 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5a27f9e1e3fd - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5a27f9e55a3c - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5a27f9e557b2 - core[c5ed12ab89cc536a]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5a27f9db1475 - <core[c5ed12ab89cc536a]::result::Result<simple_db_rust[d2f63f73aa1ad1fb]::app::simple_db::SimpleDB, std[716c9a7a72e5c14e]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5a27f9db1475 - simple_db_rust[d2f63f73aa1ad1fb]::buffer::test::tests::buffer_manager_test::test_buffer_manager
[INFO] [stdout]                                at /opt/rustwide/workdir/src/buffer/test.rs:50:67
[INFO] [stdout]   22:     0x5a27f9daf907 - simple_db_rust[d2f63f73aa1ad1fb]::buffer::test::tests::buffer_manager_test::test_buffer_manager::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/buffer/test.rs:49:33
[INFO] [stdout]   23:     0x5a27f9dc6a46 - <simple_db_rust[d2f63f73aa1ad1fb]::buffer::test::tests::buffer_manager_test::test_buffer_manager::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5a27f9dc6d7b - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5a27f9dc6d7b - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5a27f9dd35da - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5a27f9dd35da - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5a27f9dd35da - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5a27f9dd35da - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5a27f9dd35da - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5a27f9dd35da - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5a27f9dd35da - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5a27f9dcdaa4 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5a27f9dcdaa4 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5a27f9dd60d2 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5a27f9dd60d2 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5a27f9e3ffef - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5a27f9e3ffef - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7b16396c4aa4 - <unknown>
[INFO] [stdout]   45:     0x7b1639751a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- file::test::tests::test_file stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'file::test::tests::test_file' (29) panicked at src/file/test.rs:12:60:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a27f9e40772 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5a27f9e40772 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5a27f9e40772 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5a27f9e40772 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5a27f9e5536a - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5a27f9e5536a - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x5a27f9e45846 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5a27f9e45846 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5a27f9e1d4ef - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5a27f9e1d4ef - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5a27f9e38009 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5a27f9dd29ce - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5a27f9dd29ce - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5a27f9e381c2 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5a27f9e381c2 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5a27f9e1d5a8 - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5a27f9e14e09 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5a27f9e1e3fd - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5a27f9e55a3c - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5a27f9e557b2 - core[c5ed12ab89cc536a]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5a27f9dbcde5 - <core[c5ed12ab89cc536a]::result::Result<simple_db_rust[d2f63f73aa1ad1fb]::app::simple_db::SimpleDB, std[716c9a7a72e5c14e]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5a27f9dbcde5 - simple_db_rust[d2f63f73aa1ad1fb]::file::test::tests::test_file
[INFO] [stdout]                                at /opt/rustwide/workdir/src/file/test.rs:12:60
[INFO] [stdout]   22:     0x5a27f9db5b27 - simple_db_rust[d2f63f73aa1ad1fb]::file::test::tests::test_file::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/file/test.rs:11:19
[INFO] [stdout]   23:     0x5a27f9dc6986 - <simple_db_rust[d2f63f73aa1ad1fb]::file::test::tests::test_file::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5a27f9dc6d7b - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5a27f9dc6d7b - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5a27f9dd35da - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5a27f9dd35da - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5a27f9dd35da - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5a27f9dd35da - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5a27f9dd35da - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5a27f9dd35da - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5a27f9dd35da - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5a27f9dcdaa4 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5a27f9dcdaa4 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5a27f9dd60d2 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5a27f9dd60d2 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5a27f9e3ffef - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5a27f9e3ffef - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7b16396c4aa4 - <unknown>
[INFO] [stdout]   45:     0x7b1639751a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tx::test::tests::test_transaction stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tx::test::tests::test_transaction' (31) panicked at src/tx/test.rs:13:62:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a27f9e40772 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5a27f9e40772 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5a27f9e40772 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5a27f9e40772 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5a27f9e5536a - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5a27f9e5536a - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x5a27f9e45846 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5a27f9e45846 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5a27f9e1d4ef - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5a27f9e1d4ef - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5a27f9e38009 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5a27f9dd29ce - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5a27f9dd29ce - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5a27f9e381c2 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5a27f9e381c2 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5a27f9e1d5a8 - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5a27f9e14e09 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5a27f9e1e3fd - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5a27f9e55a3c - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5a27f9e557b2 - core[c5ed12ab89cc536a]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5a27f9daa335 - <core[c5ed12ab89cc536a]::result::Result<simple_db_rust[d2f63f73aa1ad1fb]::app::simple_db::SimpleDB, std[716c9a7a72e5c14e]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5a27f9daa335 - simple_db_rust[d2f63f73aa1ad1fb]::tx::test::tests::test_transaction
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tx/test.rs:13:62
[INFO] [stdout]   22:     0x5a27f9da94f7 - simple_db_rust[d2f63f73aa1ad1fb]::tx::test::tests::test_transaction::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tx/test.rs:12:26
[INFO] [stdout]   23:     0x5a27f9dc68c6 - <simple_db_rust[d2f63f73aa1ad1fb]::tx::test::tests::test_transaction::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5a27f9dc6d7b - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5a27f9dc6d7b - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5a27f9dd35da - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5a27f9dd35da - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5a27f9dd35da - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5a27f9dd35da - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5a27f9dd35da - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5a27f9dd35da - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5a27f9dd35da - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5a27f9dcdaa4 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5a27f9dcdaa4 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5a27f9dd60d2 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5a27f9dd60d2 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5a27f9e3ffef - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5a27f9e3ffef - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7b16396c4aa4 - <unknown>
[INFO] [stdout]   45:     0x7b1639751a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- log::test::tests::test_log stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'log::test::tests::test_log' (30) panicked at src/log/test.rs:14:58:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a27f9e40772 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5a27f9e40772 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5a27f9e40772 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5a27f9e40772 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5a27f9e5536a - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5a27f9e5536a - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x5a27f9e45846 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5a27f9e45846 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5a27f9e1d4ef - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5a27f9e1d4ef - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5a27f9e38009 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5a27f9dd29ce - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5a27f9dd29ce - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5a27f9e381c2 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5a27f9e381c2 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5a27f9e1d5a8 - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5a27f9e14e09 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5a27f9e1e3fd - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5a27f9e55a3c - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5a27f9e557b2 - core[c5ed12ab89cc536a]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5a27f9dbc22d - <core[c5ed12ab89cc536a]::result::Result<simple_db_rust[d2f63f73aa1ad1fb]::app::simple_db::SimpleDB, std[716c9a7a72e5c14e]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5a27f9dbc22d - simple_db_rust[d2f63f73aa1ad1fb]::log::test::tests::test_log
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/test.rs:14:58
[INFO] [stdout]   22:     0x5a27f9db5ac7 - simple_db_rust[d2f63f73aa1ad1fb]::log::test::tests::test_log::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/log/test.rs:13:18
[INFO] [stdout]   23:     0x5a27f9dc6906 - <simple_db_rust[d2f63f73aa1ad1fb]::log::test::tests::test_log::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5a27f9dc6d7b - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5a27f9dc6d7b - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5a27f9dd35da - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5a27f9dd35da - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5a27f9dd35da - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5a27f9dd35da - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5a27f9dd35da - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5a27f9dd35da - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5a27f9dd35da - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5a27f9dcdaa4 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5a27f9dcdaa4 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5a27f9dd60d2 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5a27f9dd60d2 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5a27f9e3ffef - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5a27f9e3ffef - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7b16396c4aa4 - <unknown>
[INFO] [stdout]   45:     0x7b1639751a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- buffer::test::tests::buffer_test::test_buffer stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'buffer::test::tests::buffer_test::test_buffer' (26) panicked at src/buffer/test.rs:10:59:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a27f9e40772 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5a27f9e40772 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5a27f9e40772 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5a27f9e40772 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5a27f9e5536a - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5a27f9e5536a - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x5a27f9e45846 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5a27f9e45846 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5a27f9e1d4ef - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5a27f9e1d4ef - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5a27f9e38009 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5a27f9dd29ce - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5a27f9dd29ce - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5a27f9e381c2 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5a27f9e381c2 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5a27f9e1d5a8 - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5a27f9e14e09 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5a27f9e1e3fd - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5a27f9e55a3c - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5a27f9e557b2 - core[c5ed12ab89cc536a]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5a27f9dab775 - <core[c5ed12ab89cc536a]::result::Result<simple_db_rust[d2f63f73aa1ad1fb]::app::simple_db::SimpleDB, std[716c9a7a72e5c14e]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5a27f9dab775 - simple_db_rust[d2f63f73aa1ad1fb]::buffer::test::tests::buffer_test::test_buffer
[INFO] [stdout]                                at /opt/rustwide/workdir/src/buffer/test.rs:10:59
[INFO] [stdout]   22:     0x5a27f9da9527 - simple_db_rust[d2f63f73aa1ad1fb]::buffer::test::tests::buffer_test::test_buffer::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/buffer/test.rs:9:25
[INFO] [stdout]   23:     0x5a27f9dc6a06 - <simple_db_rust[d2f63f73aa1ad1fb]::buffer::test::tests::buffer_test::test_buffer::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5a27f9dc6d7b - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5a27f9dc6d7b - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5a27f9dd35da - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5a27f9dd35da - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5a27f9dd35da - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5a27f9dd35da - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5a27f9dd35da - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5a27f9dd35da - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5a27f9dd35da - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5a27f9dcdaa4 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5a27f9dcdaa4 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5a27f9dd60d2 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5a27f9dd60d2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5a27f9dd60d2 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5a27f9e3ffef - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5a27f9e3ffef - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7b16396c4aa4 - <unknown>
[INFO] [stdout]   45:     0x7b1639751a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     buffer::test::tests::buffer_manager_test::test_buffer_manager
[INFO] [stdout]     buffer::test::tests::buffer_test::test_buffer
[INFO] [stdout]     file::test::tests::test_file
[INFO] [stdout]     log::test::tests::test_log
[INFO] [stdout]     tx::test::tests::test_transaction
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "11cf2f8a43f4526dd4624958d1226f5584705fa7bf8f62e49d71dbd7eef04b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11cf2f8a43f4526dd4624958d1226f5584705fa7bf8f62e49d71dbd7eef04b65", kill_on_drop: false }`
[INFO] [stdout] 11cf2f8a43f4526dd4624958d1226f5584705fa7bf8f62e49d71dbd7eef04b65
