[INFO] cloning repository https://github.com/yago-123/SQLMonkey [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yago-123/SQLMonkey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyago-123%2FSQLMonkey", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyago-123%2FSQLMonkey'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2ebb0d861c9e3a06e583e88672026bfd5e3e8191 [INFO] checking yago-123/SQLMonkey against master#b56aaec52bc0fa35591a872fb4aac81f606e265c for pr-122661-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyago-123%2FSQLMonkey" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/yago-123/SQLMonkey [INFO] finished tweaking git repo https://github.com/yago-123/SQLMonkey [INFO] tweaked toml for git repo https://github.com/yago-123/SQLMonkey written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/yago-123/SQLMonkey on toolchain b56aaec52bc0fa35591a872fb4aac81f606e265c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/yago-123/SQLMonkey 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" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded iota v0.2.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4e4572e6a882700d7b9236627b0479c5fe2b0c1b56dd2a667f37da32930821be [INFO] running `Command { std: "docker" "start" "-a" "4e4572e6a882700d7b9236627b0479c5fe2b0c1b56dd2a667f37da32930821be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e4572e6a882700d7b9236627b0479c5fe2b0c1b56dd2a667f37da32930821be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e4572e6a882700d7b9236627b0479c5fe2b0c1b56dd2a667f37da32930821be", kill_on_drop: false }` [INFO] [stdout] 4e4572e6a882700d7b9236627b0479c5fe2b0c1b56dd2a667f37da32930821be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 477f4f65f8b6ec91bc23cc447f5bf51d519fb52d0655d113b572c0681419052a [INFO] running `Command { std: "docker" "start" "-a" "477f4f65f8b6ec91bc23cc447f5bf51d519fb52d0655d113b572c0681419052a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.152 [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking iota v0.2.3 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling uuid-macro-internal v1.7.0 [INFO] [stderr] Checking uuid v1.7.0 [INFO] [stderr] Checking sqlmonkey v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant `META_COMMAND_EXIT` should have an upper camel case name [INFO] [stdout] --> src/repl.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | META_COMMAND_EXIT, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MetaCommandExit` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `META_COMMAND_CONTINUE` should have an upper camel case name [INFO] [stdout] --> src/repl.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | META_COMMAND_CONTINUE, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MetaCommandContinue` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Page` [INFO] [stdout] --> src/table.rs:2:20 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::pager::{Page, Pager}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp::Ordering` [INFO] [stdout] --> src/pager.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/pager.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | use uuid::{Error, Uuid}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `empty` [INFO] [stdout] --> src/pager.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{empty, Seek, SeekFrom, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `io` and `vec` [INFO] [stdout] --> src/pager.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use std::{io, vec}; [INFO] [stdout] | ^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `META_COMMAND_EXIT` should have an upper camel case name [INFO] [stdout] --> src/repl.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | META_COMMAND_EXIT, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MetaCommandExit` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `META_COMMAND_CONTINUE` should have an upper camel case name [INFO] [stdout] --> src/repl.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | META_COMMAND_CONTINUE, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MetaCommandContinue` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Page` [INFO] [stdout] --> src/table.rs:2:20 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::pager::{Page, Pager}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp::Ordering` [INFO] [stdout] --> src/pager.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp::Ordering` [INFO] [stdout] --> tests/../src/pager.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> tests/../src/pager.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | use uuid::{Error, Uuid}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/pager.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | use uuid::{Error, Uuid}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `empty` [INFO] [stdout] --> tests/../src/pager.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{empty, Seek, SeekFrom, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `io` [INFO] [stdout] --> tests/../src/pager.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use std::{io, vec}; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Page` [INFO] [stdout] --> tests/../src/table.rs:2:20 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::pager::{Page, Pager}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `empty` [INFO] [stdout] --> src/pager.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{empty, Seek, SeekFrom, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `io` [INFO] [stdout] --> src/pager.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use std::{io, vec}; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/interpreter.rs:55:26 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn semantic_analysis(tokens: Vec<&str>) -> bool { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `error` [INFO] [stdout] --> src/db.rs:33:17 [INFO] [stdout] | [INFO] [stdout] 33 | Err(error) => Err("".to_string()), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `table` [INFO] [stdout] --> src/db.rs:38:21 [INFO] [stdout] | [INFO] [stdout] 38 | if let Some(table) = self.tables.get(&name) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_table` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pager.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | let mut cursor: usize; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_page` [INFO] [stdout] --> src/pager.rs:122:30 [INFO] [stdout] | [INFO] [stdout] 122 | fn commit_page(mut self, num_page: u64, content: &[u8]) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_page` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `content` [INFO] [stdout] --> src/pager.rs:122:45 [INFO] [stdout] | [INFO] [stdout] 122 | fn commit_page(mut self, num_page: u64, content: &[u8]) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pager.rs:122:20 [INFO] [stdout] | [INFO] [stdout] 122 | fn commit_page(mut self, num_page: u64, content: &[u8]) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pager.rs:142:13 [INFO] [stdout] | [INFO] [stdout] 142 | let mut file_handler = OpenOptions::new() [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/freelist.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | let mut order = self.space.cmp(&other.space); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> tests/db_test.rs:30:25 [INFO] [stdout] | [INFO] [stdout] 30 | assert_eq!(ret, false); [INFO] [stdout] | ^^^^^ expected `Result<(), String>`, found `bool` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Result<(), String>` [INFO] [stdout] found type `bool` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `error` [INFO] [stdout] --> tests/../src/db.rs:33:17 [INFO] [stdout] | [INFO] [stdout] 33 | Err(error) => Err("".to_string()), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `table` [INFO] [stdout] --> tests/../src/db.rs:38:21 [INFO] [stdout] | [INFO] [stdout] 38 | if let Some(table) = self.tables.get(&name) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_table` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `MetaCommands` is more private than the item `handle_input` [INFO] [stdout] --> src/repl.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn handle_input(buffer: &String) -> MetaCommands { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `handle_input` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `MetaCommands` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/repl.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | enum MetaCommands { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `MetaCommands` is never used [INFO] [stdout] --> src/repl.rs:1:6 [INFO] [stdout] | [INFO] [stdout] 1 | enum MetaCommands { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `handle_input` is never used [INFO] [stdout] --> src/repl.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn handle_input(buffer: &String) -> MetaCommands { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/../src/pager.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | let mut cursor: usize; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SQLKeysStr` is never used [INFO] [stdout] --> src/interpreter.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 15 | const SQLKeysStr: &[&str] = &[ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `tokenize` is never used [INFO] [stdout] --> src/interpreter.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn tokenize(buffer: &String) -> Vec<&str> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse` is never used [INFO] [stdout] --> src/interpreter.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn parse(tokens: Vec<&str>) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `semantic_analysis` is never used [INFO] [stdout] --> src/interpreter.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn semantic_analysis(tokens: Vec<&str>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Row` is never constructed [INFO] [stdout] --> src/table.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Row { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Table` is never constructed [INFO] [stdout] --> src/table.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Table { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `new`, `insert_row`, `retrieve_row`, and `modify_record` are never used [INFO] [stdout] --> src/table.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl Table { [INFO] [stdout] | ---------- associated functions in this implementation [INFO] [stdout] 18 | pub fn new() -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | pub fn insert_row() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn retrieve_row() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn modify_record() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAX_LENGTH_STRING` is never used [INFO] [stdout] --> src/db.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | const MAX_LENGTH_STRING: u32 = 100; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MasterTable` is never constructed [INFO] [stdout] --> src/db.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct MasterTable { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DB` is never constructed [INFO] [stdout] --> src/db.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct DB { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `create_table`, `delete_table`, `retrieve_table_names`, and `drop_db` are never used [INFO] [stdout] --> src/db.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl DB { [INFO] [stdout] | ------- associated items in this implementation [INFO] [stdout] 17 | pub fn new() -> DB { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn create_table(&mut self, name: &String) -> Result<(), String> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 37 | pub fn delete_table(&mut self, name: String) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | pub fn retrieve_table_names(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn drop_db(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `page_num` and `data` are never read [INFO] [stdout] --> src/pager.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Page { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 14 | page_num: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 15 | data: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `cached_pages` is never read [INFO] [stdout] --> src/pager.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct Pager { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 19 | pages: Vec, [INFO] [stdout] 20 | cached_pages: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `page_count` is never read [INFO] [stdout] --> src/pager.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct FileHeader { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 27 | file: File, [INFO] [stdout] 28 | page_count: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_page` [INFO] [stdout] --> tests/../src/pager.rs:122:30 [INFO] [stdout] | [INFO] [stdout] 122 | fn commit_page(mut self, num_page: u64, content: &[u8]) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_page` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/pager.rs:84:12 [INFO] [stdout] | [INFO] [stdout] 40 | impl Pager { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 84 | pub fn retrieve_row(&mut self, cursor: usize, space: usize) -> Result, std::io::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 95 | pub fn insert_bulk_rows() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | fn write_to_page() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | fn read_from_page() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | fn delete_row_from_position(&mut self, cursor: usize, space: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 122 | fn commit_page(mut self, num_page: u64, content: &[u8]) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 126 | pub fn flush_page() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 130 | pub fn compact() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SortedVector` is never constructed [INFO] [stdout] --> src/freelist.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct SortedVector { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `content` [INFO] [stdout] --> tests/../src/pager.rs:122:45 [INFO] [stdout] | [INFO] [stdout] 122 | fn commit_page(mut self, num_page: u64, content: &[u8]) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `compact` is never used [INFO] [stdout] --> src/freelist.rs:50:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl FreeList { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 50 | pub fn compact() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/../src/pager.rs:122:20 [INFO] [stdout] | [INFO] [stdout] 122 | fn commit_page(mut self, num_page: u64, content: &[u8]) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Cache` is never constructed [INFO] [stdout] --> src/cache.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | struct Cache { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/cache.rs:7:19 [INFO] [stdout] | [INFO] [stdout] 6 | impl Cache { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] 7 | pub(crate) fn new() -> Cache { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/../src/pager.rs:142:13 [INFO] [stdout] | [INFO] [stdout] 142 | let mut file_handler = OpenOptions::new() [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SQLKeysStr` should have an upper case name [INFO] [stdout] --> src/interpreter.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 15 | const SQLKeysStr: &[&str] = &[ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] help: convert the identifier to upper case [INFO] [stdout] | [INFO] [stdout] 15 - const SQLKeysStr: &[&str] = &[ [INFO] [stdout] 15 + const SQLKEYS_STR: &[&str] = &[ [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `pager` is assigned to, but never used [INFO] [stdout] --> tests/../src/pager.rs:190:17 [INFO] [stdout] | [INFO] [stdout] 190 | let mut pager: Pager; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_pager` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pager` is never read [INFO] [stdout] --> tests/../src/pager.rs:192:13 [INFO] [stdout] | [INFO] [stdout] 192 | pager = ret; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> tests/../src/pager.rs:197:13 [INFO] [stdout] | [INFO] [stdout] 197 | let data: Vec= vec![1, 2, 3, 4, 5]; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/../src/pager.rs:190:13 [INFO] [stdout] | [INFO] [stdout] 190 | let mut pager: Pager; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/../src/freelist.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | let mut order = self.space.cmp(&other.space); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/pager.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | self.insert_row_in_position(row, cursor); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 71 | let _ = self.insert_row_in_position(row, cursor); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/pager.rs:89:9 [INFO] [stdout] | [INFO] [stdout] 89 | self.persistence.file.seek(SeekFrom::Start(cursor as u64)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 89 | let _ = self.persistence.file.seek(SeekFrom::Start(cursor as u64)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `sqlmonkey` (test "db_test") due to 1 previous error; 17 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/interpreter.rs:55:26 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn semantic_analysis(tokens: Vec<&str>) -> bool { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `error` [INFO] [stdout] --> src/db.rs:33:17 [INFO] [stdout] | [INFO] [stdout] 33 | Err(error) => Err("".to_string()), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `table` [INFO] [stdout] --> src/db.rs:38:21 [INFO] [stdout] | [INFO] [stdout] 38 | if let Some(table) = self.tables.get(&name) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_table` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pager.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | let mut cursor: usize; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_page` [INFO] [stdout] --> src/pager.rs:122:30 [INFO] [stdout] | [INFO] [stdout] 122 | fn commit_page(mut self, num_page: u64, content: &[u8]) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_page` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `content` [INFO] [stdout] --> src/pager.rs:122:45 [INFO] [stdout] | [INFO] [stdout] 122 | fn commit_page(mut self, num_page: u64, content: &[u8]) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pager.rs:122:20 [INFO] [stdout] | [INFO] [stdout] 122 | fn commit_page(mut self, num_page: u64, content: &[u8]) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pager.rs:142:13 [INFO] [stdout] | [INFO] [stdout] 142 | let mut file_handler = OpenOptions::new() [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `pager` is assigned to, but never used [INFO] [stdout] --> src/pager.rs:190:17 [INFO] [stdout] | [INFO] [stdout] 190 | let mut pager: Pager; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_pager` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pager` is never read [INFO] [stdout] --> src/pager.rs:192:13 [INFO] [stdout] | [INFO] [stdout] 192 | pager = ret; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/pager.rs:197:13 [INFO] [stdout] | [INFO] [stdout] 197 | let data: Vec= vec![1, 2, 3, 4, 5]; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pager.rs:190:13 [INFO] [stdout] | [INFO] [stdout] 190 | let mut pager: Pager; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/freelist.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | let mut order = self.space.cmp(&other.space); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `MetaCommands` is more private than the item `handle_input` [INFO] [stdout] --> src/repl.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn handle_input(buffer: &String) -> MetaCommands { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `handle_input` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `MetaCommands` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/repl.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | enum MetaCommands { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `MetaCommands` is never used [INFO] [stdout] --> src/repl.rs:1:6 [INFO] [stdout] | [INFO] [stdout] 1 | enum MetaCommands { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `handle_input` is never used [INFO] [stdout] --> src/repl.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn handle_input(buffer: &String) -> MetaCommands { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SQLKeysStr` is never used [INFO] [stdout] --> src/interpreter.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 15 | const SQLKeysStr: &[&str] = &[ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `tokenize` is never used [INFO] [stdout] --> src/interpreter.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn tokenize(buffer: &String) -> Vec<&str> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse` is never used [INFO] [stdout] --> src/interpreter.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn parse(tokens: Vec<&str>) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `semantic_analysis` is never used [INFO] [stdout] --> src/interpreter.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn semantic_analysis(tokens: Vec<&str>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Row` is never constructed [INFO] [stdout] --> src/table.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Row { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Table` is never constructed [INFO] [stdout] --> src/table.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Table { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `new`, `insert_row`, `retrieve_row`, and `modify_record` are never used [INFO] [stdout] --> src/table.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl Table { [INFO] [stdout] | ---------- associated functions in this implementation [INFO] [stdout] 18 | pub fn new() -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | pub fn insert_row() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn retrieve_row() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn modify_record() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAX_LENGTH_STRING` is never used [INFO] [stdout] --> src/db.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | const MAX_LENGTH_STRING: u32 = 100; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MasterTable` is never constructed [INFO] [stdout] --> src/db.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct MasterTable { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DB` is never constructed [INFO] [stdout] --> src/db.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct DB { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `create_table`, `delete_table`, `retrieve_table_names`, and `drop_db` are never used [INFO] [stdout] --> src/db.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl DB { [INFO] [stdout] | ------- associated items in this implementation [INFO] [stdout] 17 | pub fn new() -> DB { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn create_table(&mut self, name: &String) -> Result<(), String> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 37 | pub fn delete_table(&mut self, name: String) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | pub fn retrieve_table_names(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn drop_db(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `page_num` and `data` are never read [INFO] [stdout] --> src/pager.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Page { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 14 | page_num: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 15 | data: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `cached_pages` is never read [INFO] [stdout] --> src/pager.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct Pager { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 19 | pages: Vec, [INFO] [stdout] 20 | cached_pages: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `page_count` is never read [INFO] [stdout] --> src/pager.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct FileHeader { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 27 | file: File, [INFO] [stdout] 28 | page_count: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/pager.rs:84:12 [INFO] [stdout] | [INFO] [stdout] 40 | impl Pager { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 84 | pub fn retrieve_row(&mut self, cursor: usize, space: usize) -> Result, std::io::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 95 | pub fn insert_bulk_rows() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | fn write_to_page() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | fn read_from_page() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | fn delete_row_from_position(&mut self, cursor: usize, space: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 122 | fn commit_page(mut self, num_page: u64, content: &[u8]) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 126 | pub fn flush_page() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 130 | pub fn compact() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SortedVector` is never constructed [INFO] [stdout] --> src/freelist.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct SortedVector { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `compact` is never used [INFO] [stdout] --> src/freelist.rs:50:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl FreeList { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 50 | pub fn compact() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Cache` is never constructed [INFO] [stdout] --> src/cache.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | struct Cache { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/cache.rs:7:19 [INFO] [stdout] | [INFO] [stdout] 6 | impl Cache { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] 7 | pub(crate) fn new() -> Cache { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SQLKeysStr` should have an upper case name [INFO] [stdout] --> src/interpreter.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 15 | const SQLKeysStr: &[&str] = &[ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] help: convert the identifier to upper case [INFO] [stdout] | [INFO] [stdout] 15 - const SQLKeysStr: &[&str] = &[ [INFO] [stdout] 15 + const SQLKEYS_STR: &[&str] = &[ [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/pager.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | self.insert_row_in_position(row, cursor); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 71 | let _ = self.insert_row_in_position(row, cursor); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/pager.rs:89:9 [INFO] [stdout] | [INFO] [stdout] 89 | self.persistence.file.seek(SeekFrom::Start(cursor as u64)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 89 | let _ = self.persistence.file.seek(SeekFrom::Start(cursor as u64)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "477f4f65f8b6ec91bc23cc447f5bf51d519fb52d0655d113b572c0681419052a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "477f4f65f8b6ec91bc23cc447f5bf51d519fb52d0655d113b572c0681419052a", kill_on_drop: false }` [INFO] [stdout] 477f4f65f8b6ec91bc23cc447f5bf51d519fb52d0655d113b572c0681419052a