[INFO] fetching crate rsdbc-sqlite 0.0.1...
[INFO] checking rsdbc-sqlite-0.0.1 against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] extracting crate rsdbc-sqlite 0.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate rsdbc-sqlite 0.0.1
[INFO] finished tweaking crates.io crate rsdbc-sqlite 0.0.1
[INFO] tweaked toml for crates.io crate rsdbc-sqlite 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rsdbc-sqlite 0.0.1 on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 114 packages to latest compatible versions
[INFO] [stderr]       Adding rusqlite v0.26.3 (available: v0.39.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] [stderr]       Adding tracing-subscriber v0.2.25 (available: v0.3.23)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rsdbc-core v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71e6e5b0612999097e366104c34a81c434dbf510ee98a3dedf109e6b6bd7d70e
[INFO] running `Command { std: "docker" "start" "-a" "71e6e5b0612999097e366104c34a81c434dbf510ee98a3dedf109e6b6bd7d70e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71e6e5b0612999097e366104c34a81c434dbf510ee98a3dedf109e6b6bd7d70e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71e6e5b0612999097e366104c34a81c434dbf510ee98a3dedf109e6b6bd7d70e", kill_on_drop: false }`
[INFO] [stdout] 71e6e5b0612999097e366104c34a81c434dbf510ee98a3dedf109e6b6bd7d70e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0519de22d97b3da224d3bda231818c7d6e3a487ea3a1d3f389842746499b12a1
[INFO] running `Command { std: "docker" "start" "-a" "0519de22d97b3da224d3bda231818c7d6e3a487ea3a1d3f389842746499b12a1", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]    Compiling libsqlite3-sys v0.23.2
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]     Checking chrono v0.4.44
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking tracing-log v0.1.4
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking hashlink v0.7.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking futures-executor v0.3.32
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]     Checking rsdbc-core v0.0.1
[INFO] [stderr]     Checking rusqlite v0.26.3
[INFO] [stderr]     Checking rsdbc-sqlite v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `SqliteConnection` and `to_rsdbc_err`
[INFO] [stdout]   --> src/options/mod.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 | use crate::{SqliteConnection, to_rsdbc_err};
[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: `futures::future::BoxFuture`
[INFO] [stdout]   --> src/options/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use futures::future::BoxFuture;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Connection` and `OpenFlags`
[INFO] [stdout]   --> src/options/mod.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 | use rusqlite::{Connection, OpenFlags};
[INFO] [stdout]    |                ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `Mutex`
[INFO] [stdout]   --> src/options/mod.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 | use std::sync::{Arc, Mutex};
[INFO] [stdout]    |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rusqlite::params`
[INFO] [stdout]   --> src/options/mod.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use rusqlite::params;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/options/mod.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ConnectionFactoryOptions`
[INFO] [stdout]   --> src/options/mod.rs:28:76
[INFO] [stdout]    |
[INFO] [stdout] 28 | use rsdbc_core::connection::{ConnectionFactory, ConnectionFactoryMetadata, ConnectionFactoryOptions};
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rsdbc_core::error::RsdbcErrors`
[INFO] [stdout]   --> src/options/mod.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use rsdbc_core::error::RsdbcErrors;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/options/mod.rs:183:65
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn connect(&self) -> Pin<Box<dyn Future<Output = Result<Box<(dyn rsdbc_core::connection::Connection + 'static)>>> + Send>>
[INFO] [stdout]     |                                                                 ^                                                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 183 -     fn connect(&self) -> Pin<Box<dyn Future<Output = Result<Box<(dyn rsdbc_core::connection::Connection + 'static)>>> + Send>>
[INFO] [stdout] 183 +     fn connect(&self) -> Pin<Box<dyn Future<Output = Result<Box<dyn rsdbc_core::connection::Connection + 'static>>> + Send>>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TransactionBehavior`
[INFO] [stdout]  --> src/lib.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rusqlite::{Rows, TransactionBehavior};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::connection::SqliteConnectionMetadata`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::connection::SqliteConnectionMetadata;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rusqlite::Error as RusqliteError`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rusqlite::Error as RusqliteError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SqliteConnection` and `to_rsdbc_err`
[INFO] [stdout]   --> src/options/mod.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 | use crate::{SqliteConnection, to_rsdbc_err};
[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: `futures::future::BoxFuture`
[INFO] [stdout]   --> src/options/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use futures::future::BoxFuture;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Connection` and `OpenFlags`
[INFO] [stdout]   --> src/options/mod.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 | use rusqlite::{Connection, OpenFlags};
[INFO] [stdout]    |                ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `Mutex`
[INFO] [stdout]   --> src/options/mod.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 | use std::sync::{Arc, Mutex};
[INFO] [stdout]    |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rusqlite::params`
[INFO] [stdout]   --> src/options/mod.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use rusqlite::params;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/options/mod.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ConnectionFactoryOptions`
[INFO] [stdout]   --> src/options/mod.rs:28:76
[INFO] [stdout]    |
[INFO] [stdout] 28 | use rsdbc_core::connection::{ConnectionFactory, ConnectionFactoryMetadata, ConnectionFactoryOptions};
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rsdbc_core::error::RsdbcErrors`
[INFO] [stdout]   --> src/options/mod.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use rsdbc_core::error::RsdbcErrors;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/options/mod.rs:183:65
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn connect(&self) -> Pin<Box<dyn Future<Output = Result<Box<(dyn rsdbc_core::connection::Connection + 'static)>>> + Send>>
[INFO] [stdout]     |                                                                 ^                                                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 183 -     fn connect(&self) -> Pin<Box<dyn Future<Output = Result<Box<(dyn rsdbc_core::connection::Connection + 'static)>>> + Send>>
[INFO] [stdout] 183 +     fn connect(&self) -> Pin<Box<dyn Future<Output = Result<Box<dyn rsdbc_core::connection::Connection + 'static>>> + Send>>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TransactionBehavior`
[INFO] [stdout]  --> src/lib.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rusqlite::{Rows, TransactionBehavior};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::connection::SqliteConnectionMetadata`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::connection::SqliteConnectionMetadata;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rusqlite::Error as RusqliteError`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rusqlite::Error as RusqliteError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/lib.rs:386:9
[INFO] [stdout]     |
[INFO] [stdout] 386 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap` and `sync::Arc`
[INFO] [stdout]    --> src/lib.rs:387:15
[INFO] [stdout]     |
[INFO] [stdout] 387 |     use std::{collections::HashMap, sync::Arc};
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::options::SqliteConnectOptions`
[INFO] [stdout]    --> src/lib.rs:388:9
[INFO] [stdout]     |
[INFO] [stdout] 388 |     use crate::options::SqliteConnectOptions;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/connection.rs:26:36
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn create_savepoint(&mut self, name: &str) {
[INFO] [stdout]    |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]   --> src/connection.rs:30:36
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn create_statement(&mut self, sql: &str) -> rsdbc_core::Result<Box<dyn Statement<'_> + '_>> {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/connection.rs:46:37
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn release_savepoint(&mut self, name: &str) {
[INFO] [stdout]    |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/connection.rs:54:53
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn rollback_transaction_to_savepoint(&mut self, name: String) {
[INFO] [stdout]    |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `commit`
[INFO] [stdout]   --> src/connection.rs:58:31
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn auto_commit(&mut self, commit: bool) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_commit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `isolation_level`
[INFO] [stdout]   --> src/connection.rs:62:51
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn set_transaction_isolation_level(&mut self, isolation_level: IsolationLevel) {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_isolation_level`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `depth`
[INFO] [stdout]   --> src/connection.rs:66:28
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn validate(&mut self, depth: ValidationDepth) -> bool {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:151:36
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn create_savepoint(&mut self, name: &str) {
[INFO] [stdout]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]    --> src/lib.rs:161:36
[INFO] [stdout]     |
[INFO] [stdout] 161 |     fn create_statement(&mut self, sql: &str) -> Result<Box<dyn Statement<'_> + '_>> {
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/connection.rs:26:36
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn create_savepoint(&mut self, name: &str) {
[INFO] [stdout]    |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:212:37
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fn release_savepoint(&mut self, name: &str) {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:224:53
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn rollback_transaction_to_savepoint(&mut self, name: String) {
[INFO] [stdout]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]   --> src/connection.rs:30:36
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn create_statement(&mut self, sql: &str) -> rsdbc_core::Result<Box<dyn Statement<'_> + '_>> {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `commit`
[INFO] [stdout]    --> src/lib.rs:228:31
[INFO] [stdout]     |
[INFO] [stdout] 228 |     fn auto_commit(&mut self, commit: bool) {
[INFO] [stdout]     |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_commit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `isolation_level`
[INFO] [stdout]    --> src/lib.rs:237:51
[INFO] [stdout]     |
[INFO] [stdout] 237 |     fn set_transaction_isolation_level(&mut self, isolation_level: IsolationLevel) {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_isolation_level`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/connection.rs:46:37
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn release_savepoint(&mut self, name: &str) {
[INFO] [stdout]    |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `depth`
[INFO] [stdout]    --> src/lib.rs:245:28
[INFO] [stdout]     |
[INFO] [stdout] 245 |     fn validate(&mut self, depth: ValidationDepth) -> bool {
[INFO] [stdout]     |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/connection.rs:54:53
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn rollback_transaction_to_savepoint(&mut self, name: String) {
[INFO] [stdout]    |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `commit`
[INFO] [stdout]   --> src/connection.rs:58:31
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn auto_commit(&mut self, commit: bool) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_commit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/lib.rs:266:33
[INFO] [stdout]     |
[INFO] [stdout] 266 |     fn bind_index<T>(&mut self, index: u32, value: T) -> &mut Self where Self: Sized {
[INFO] [stdout]     |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/lib.rs:266:45
[INFO] [stdout]     |
[INFO] [stdout] 266 |     fn bind_index<T>(&mut self, index: u32, value: T) -> &mut Self where Self: Sized {
[INFO] [stdout]     |                                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:270:32
[INFO] [stdout]     |
[INFO] [stdout] 270 |     fn bind_name<T>(&mut self, name: &str, value: T) -> &mut Self where Self: Sized {
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/lib.rs:270:44
[INFO] [stdout]     |
[INFO] [stdout] 270 |     fn bind_name<T>(&mut self, name: &str, value: T) -> &mut Self where Self: Sized {
[INFO] [stdout]     |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/lib.rs:274:35
[INFO] [stdout]     |
[INFO] [stdout] 274 |     fn bind_null_index(&mut self, index: u32) -> &mut Self where Self: Sized {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `isolation_level`
[INFO] [stdout]   --> src/connection.rs:62:51
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn set_transaction_isolation_level(&mut self, isolation_level: IsolationLevel) {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_isolation_level`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `depth`
[INFO] [stdout]   --> src/connection.rs:66:28
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn validate(&mut self, depth: ValidationDepth) -> bool {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:278:34
[INFO] [stdout]     |
[INFO] [stdout] 278 |     fn bind_null_name(&mut self, name: &str) -> &mut Self where Self: Sized {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `columns`
[INFO] [stdout]    --> src/lib.rs:286:43
[INFO] [stdout]     |
[INFO] [stdout] 286 |     fn return_generated_values(&mut self, columns: &[&str]) -> &mut Self where Self: Sized {
[INFO] [stdout]     |                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_columns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rows`
[INFO] [stdout]    --> src/lib.rs:290:30
[INFO] [stdout]     |
[INFO] [stdout] 290 |     fn fetch_size(&mut self, rows: u32) -> &mut Self where Self: Sized {
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_rows`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:316:24
[INFO] [stdout]     |
[INFO] [stdout] 316 |     fn get_bool(&self, i: u64) -> Result<Option<bool>> {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:320:22
[INFO] [stdout]     |
[INFO] [stdout] 320 |     fn get_i8(&self, i: u64) -> Result<Option<i8>> {
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:324:23
[INFO] [stdout]     |
[INFO] [stdout] 324 |     fn get_i16(&self, i: u64) -> Result<Option<i16>> {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:328:23
[INFO] [stdout]     |
[INFO] [stdout] 328 |     fn get_i32(&self, i: u64) -> Result<Option<i32>> {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:332:23
[INFO] [stdout]     |
[INFO] [stdout] 332 |     fn get_i64(&self, i: u64) -> Result<Option<i64>> {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:336:23
[INFO] [stdout]     |
[INFO] [stdout] 336 |     fn get_f32(&self, i: u64) -> Result<Option<f32>> {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:340:23
[INFO] [stdout]     |
[INFO] [stdout] 340 |     fn get_f64(&self, i: u64) -> Result<Option<f64>> {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:344:26
[INFO] [stdout]     |
[INFO] [stdout] 344 |     fn get_string(&self, i: u64) -> Result<Option<String>> {
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:348:25
[INFO] [stdout]     |
[INFO] [stdout] 348 |     fn get_bytes(&self, i: u64) -> Result<Option<Vec<u8>>> {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_rsdbc_err` is never used
[INFO] [stdout]   --> src/lib.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn to_rsdbc_err(e: rusqlite::Error) -> rsdbc_core::error::RsdbcErrors {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `drop` is never used
[INFO] [stdout]   --> src/lib.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | impl SqliteConnection {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 98 |     fn drop(&mut self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `stmt` is never read
[INFO] [stdout]    --> src/lib.rs:258:5
[INFO] [stdout]     |
[INFO] [stdout] 257 | pub struct SqliteStatement<'a> {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 258 |     stmt: rusqlite::Statement<'a>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SqliteResultSet` is never constructed
[INFO] [stdout]    --> src/lib.rs:295:8
[INFO] [stdout]     |
[INFO] [stdout] 295 | struct SqliteResultSet<'stmt> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SqliteDatabaseMetadata` is never constructed
[INFO] [stdout]    --> src/lib.rs:299:8
[INFO] [stdout]     |
[INFO] [stdout] 299 | struct SqliteDatabaseMetadata {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_rsdbc_type` is never used
[INFO] [stdout]    --> src/lib.rs:353:4
[INFO] [stdout]     |
[INFO] [stdout] 353 | fn to_rsdbc_type(t: Option<&str>) -> rsdbc_core::DataType {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_str` is never used
[INFO] [stdout]   --> src/options/auto_vacuum.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SqliteAutoVacuum {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] 12 |     pub(crate) fn as_str(&self) -> &'static str {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_str` is never used
[INFO] [stdout]   --> src/options/journal_mode.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl SqliteJournalMode {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] 15 |     pub(crate) fn as_str(&self) -> &'static str {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_str` is never used
[INFO] [stdout]   --> src/options/locking_mode.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SqliteLockingMode {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] 12 |     pub(crate) fn as_str(&self) -> &'static str {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_str` is never used
[INFO] [stdout]   --> src/options/synchronous.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SqliteSynchronous {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] 12 |     pub(crate) fn as_str(&self) -> &'static str {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Mode` is never used
[INFO] [stdout]  --> src/options/mode.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum Mode {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_str` is never used
[INFO] [stdout]   --> src/options/mode.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Mode {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 15 |     pub(crate) fn as_str(&self) -> &'static str {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:151:36
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn create_savepoint(&mut self, name: &str) {
[INFO] [stdout]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]    --> src/lib.rs:161:36
[INFO] [stdout]     |
[INFO] [stdout] 161 |     fn create_statement(&mut self, sql: &str) -> Result<Box<dyn Statement<'_> + '_>> {
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:212:37
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fn release_savepoint(&mut self, name: &str) {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:224:53
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn rollback_transaction_to_savepoint(&mut self, name: String) {
[INFO] [stdout]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `commit`
[INFO] [stdout]    --> src/lib.rs:228:31
[INFO] [stdout]     |
[INFO] [stdout] 228 |     fn auto_commit(&mut self, commit: bool) {
[INFO] [stdout]     |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_commit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `isolation_level`
[INFO] [stdout]    --> src/lib.rs:237:51
[INFO] [stdout]     |
[INFO] [stdout] 237 |     fn set_transaction_isolation_level(&mut self, isolation_level: IsolationLevel) {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_isolation_level`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `depth`
[INFO] [stdout]    --> src/lib.rs:245:28
[INFO] [stdout]     |
[INFO] [stdout] 245 |     fn validate(&mut self, depth: ValidationDepth) -> bool {
[INFO] [stdout]     |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/lib.rs:266:33
[INFO] [stdout]     |
[INFO] [stdout] 266 |     fn bind_index<T>(&mut self, index: u32, value: T) -> &mut Self where Self: Sized {
[INFO] [stdout]     |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/lib.rs:266:45
[INFO] [stdout]     |
[INFO] [stdout] 266 |     fn bind_index<T>(&mut self, index: u32, value: T) -> &mut Self where Self: Sized {
[INFO] [stdout]     |                                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:270:32
[INFO] [stdout]     |
[INFO] [stdout] 270 |     fn bind_name<T>(&mut self, name: &str, value: T) -> &mut Self where Self: Sized {
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/lib.rs:270:44
[INFO] [stdout]     |
[INFO] [stdout] 270 |     fn bind_name<T>(&mut self, name: &str, value: T) -> &mut Self where Self: Sized {
[INFO] [stdout]     |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/lib.rs:274:35
[INFO] [stdout]     |
[INFO] [stdout] 274 |     fn bind_null_index(&mut self, index: u32) -> &mut Self where Self: Sized {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:278:34
[INFO] [stdout]     |
[INFO] [stdout] 278 |     fn bind_null_name(&mut self, name: &str) -> &mut Self where Self: Sized {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `columns`
[INFO] [stdout]    --> src/lib.rs:286:43
[INFO] [stdout]     |
[INFO] [stdout] 286 |     fn return_generated_values(&mut self, columns: &[&str]) -> &mut Self where Self: Sized {
[INFO] [stdout]     |                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_columns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rows`
[INFO] [stdout]    --> src/lib.rs:290:30
[INFO] [stdout]     |
[INFO] [stdout] 290 |     fn fetch_size(&mut self, rows: u32) -> &mut Self where Self: Sized {
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_rows`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:316:24
[INFO] [stdout]     |
[INFO] [stdout] 316 |     fn get_bool(&self, i: u64) -> Result<Option<bool>> {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:320:22
[INFO] [stdout]     |
[INFO] [stdout] 320 |     fn get_i8(&self, i: u64) -> Result<Option<i8>> {
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:324:23
[INFO] [stdout]     |
[INFO] [stdout] 324 |     fn get_i16(&self, i: u64) -> Result<Option<i16>> {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:328:23
[INFO] [stdout]     |
[INFO] [stdout] 328 |     fn get_i32(&self, i: u64) -> Result<Option<i32>> {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:332:23
[INFO] [stdout]     |
[INFO] [stdout] 332 |     fn get_i64(&self, i: u64) -> Result<Option<i64>> {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:336:23
[INFO] [stdout]     |
[INFO] [stdout] 336 |     fn get_f32(&self, i: u64) -> Result<Option<f32>> {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:340:23
[INFO] [stdout]     |
[INFO] [stdout] 340 |     fn get_f64(&self, i: u64) -> Result<Option<f64>> {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:344:26
[INFO] [stdout]     |
[INFO] [stdout] 344 |     fn get_string(&self, i: u64) -> Result<Option<String>> {
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:348:25
[INFO] [stdout]     |
[INFO] [stdout] 348 |     fn get_bytes(&self, i: u64) -> Result<Option<Vec<u8>>> {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_rsdbc_err` is never used
[INFO] [stdout]   --> src/lib.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn to_rsdbc_err(e: rusqlite::Error) -> rsdbc_core::error::RsdbcErrors {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `drop` is never used
[INFO] [stdout]   --> src/lib.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | impl SqliteConnection {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 98 |     fn drop(&mut self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `stmt` is never read
[INFO] [stdout]    --> src/lib.rs:258:5
[INFO] [stdout]     |
[INFO] [stdout] 257 | pub struct SqliteStatement<'a> {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 258 |     stmt: rusqlite::Statement<'a>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SqliteResultSet` is never constructed
[INFO] [stdout]    --> src/lib.rs:295:8
[INFO] [stdout]     |
[INFO] [stdout] 295 | struct SqliteResultSet<'stmt> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SqliteDatabaseMetadata` is never constructed
[INFO] [stdout]    --> src/lib.rs:299:8
[INFO] [stdout]     |
[INFO] [stdout] 299 | struct SqliteDatabaseMetadata {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_rsdbc_type` is never used
[INFO] [stdout]    --> src/lib.rs:353:4
[INFO] [stdout]     |
[INFO] [stdout] 353 | fn to_rsdbc_type(t: Option<&str>) -> rsdbc_core::DataType {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_str` is never used
[INFO] [stdout]   --> src/options/auto_vacuum.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SqliteAutoVacuum {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] 12 |     pub(crate) fn as_str(&self) -> &'static str {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_str` is never used
[INFO] [stdout]   --> src/options/journal_mode.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl SqliteJournalMode {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] 15 |     pub(crate) fn as_str(&self) -> &'static str {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_str` is never used
[INFO] [stdout]   --> src/options/locking_mode.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SqliteLockingMode {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] 12 |     pub(crate) fn as_str(&self) -> &'static str {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_str` is never used
[INFO] [stdout]   --> src/options/synchronous.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SqliteSynchronous {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] 12 |     pub(crate) fn as_str(&self) -> &'static str {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Mode` is never used
[INFO] [stdout]  --> src/options/mode.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum Mode {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_str` is never used
[INFO] [stdout]   --> src/options/mode.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Mode {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 15 |     pub(crate) fn as_str(&self) -> &'static str {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.45s
[INFO] running `Command { std: "docker" "inspect" "0519de22d97b3da224d3bda231818c7d6e3a487ea3a1d3f389842746499b12a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0519de22d97b3da224d3bda231818c7d6e3a487ea3a1d3f389842746499b12a1", kill_on_drop: false }`
[INFO] [stdout] 0519de22d97b3da224d3bda231818c7d6e3a487ea3a1d3f389842746499b12a1
