[INFO] fetching crate rsdbc-sqlite 0.0.1...
[INFO] testing rsdbc-sqlite-0.0.1 against 1.83.0 for beta-1.84.0-4-retry
[INFO] extracting crate rsdbc-sqlite 0.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate rsdbc-sqlite 0.0.1 on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 121 packages to latest compatible versions
[INFO] [stderr]       Adding rusqlite v0.26.3 (available: v0.32.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.7)
[INFO] [stderr]       Adding tracing-subscriber v0.2.25 (available: v0.3.19)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0c100f516b9d2576c2bfa64cb8580992a13ced84f25f8b19e4df1f9e24d5f72
[INFO] running `Command { std: "docker" "start" "-a" "f0c100f516b9d2576c2bfa64cb8580992a13ced84f25f8b19e4df1f9e24d5f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0c100f516b9d2576c2bfa64cb8580992a13ced84f25f8b19e4df1f9e24d5f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0c100f516b9d2576c2bfa64cb8580992a13ced84f25f8b19e4df1f9e24d5f72", kill_on_drop: false }`
[INFO] [stdout] f0c100f516b9d2576c2bfa64cb8580992a13ced84f25f8b19e4df1f9e24d5f72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63c949ad0cdb8a356675ccba8fbd1e49676b84ed98055dd109bf98eb0921b00d
[INFO] running `Command { std: "docker" "start" "-a" "63c949ad0cdb8a356675ccba8fbd1e49676b84ed98055dd109bf98eb0921b00d", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rsdbc-core v0.0.1
[INFO] [stderr]    Compiling 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)]` 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: 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 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)]` 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/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)]` 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: variants `RO`, `RWC`, and `MEMORY` are never constructed
[INFO] [stdout]   --> src/options/mode.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub enum Mode {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 7  |     RO,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 8  |     RW,
[INFO] [stdout] 9  |     RWC,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 10 |     MEMORY,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Mode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[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 16.93s
[INFO] running `Command { std: "docker" "inspect" "63c949ad0cdb8a356675ccba8fbd1e49676b84ed98055dd109bf98eb0921b00d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63c949ad0cdb8a356675ccba8fbd1e49676b84ed98055dd109bf98eb0921b00d", kill_on_drop: false }`
[INFO] [stdout] 63c949ad0cdb8a356675ccba8fbd1e49676b84ed98055dd109bf98eb0921b00d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e8552e8f50f4d8109c1f2f3d0e767107595475476cb39c4d43b47b09905a08a
[INFO] running `Command { std: "docker" "start" "-a" "5e8552e8f50f4d8109c1f2f3d0e767107595475476cb39c4d43b47b09905a08a", kill_on_drop: false }`
[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)]` 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: 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 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)]` 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/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] [stderr]    Compiling rsdbc-sqlite v0.0.1 (/opt/rustwide/workdir)
[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)]` 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: variants `RO`, `RWC`, and `MEMORY` are never constructed
[INFO] [stdout]   --> src/options/mode.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub enum Mode {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 7  |     RO,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 8  |     RW,
[INFO] [stdout] 9  |     RWC,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 10 |     MEMORY,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Mode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[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 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)]` 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: 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)]` 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/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)]` 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: variants `RO`, `RWC`, and `MEMORY` are never constructed
[INFO] [stdout]   --> src/options/mode.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub enum Mode {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 7  |     RO,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 8  |     RW,
[INFO] [stdout] 9  |     RWC,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 10 |     MEMORY,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Mode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[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 `test` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "5e8552e8f50f4d8109c1f2f3d0e767107595475476cb39c4d43b47b09905a08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e8552e8f50f4d8109c1f2f3d0e767107595475476cb39c4d43b47b09905a08a", kill_on_drop: false }`
[INFO] [stdout] 5e8552e8f50f4d8109c1f2f3d0e767107595475476cb39c4d43b47b09905a08a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6f2d72ab64c10e305f196caa35288e1b824ee8917454946c3e8b312f2e5de8f0
[INFO] running `Command { std: "docker" "start" "-a" "6f2d72ab64c10e305f196caa35288e1b824ee8917454946c3e8b312f2e5de8f0", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `SqliteConnection` and `to_rsdbc_err`
[INFO] [stderr]   --> src/options/mod.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 | use crate::{SqliteConnection, to_rsdbc_err};
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::future::BoxFuture`
[INFO] [stderr]   --> src/options/mod.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | use futures::future::BoxFuture;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Connection` and `OpenFlags`
[INFO] [stderr]   --> src/options/mod.rs:24:16
[INFO] [stderr]    |
[INFO] [stderr] 24 | use rusqlite::{Connection, OpenFlags};
[INFO] [stderr]    |                ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Arc` and `Mutex`
[INFO] [stderr]   --> src/options/mod.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 | use std::sync::{Arc, Mutex};
[INFO] [stderr]    |                 ^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rusqlite::params`
[INFO] [stderr]   --> src/options/mod.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | use rusqlite::params;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]   --> src/options/mod.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | use std::rc::Rc;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ConnectionFactoryOptions`
[INFO] [stderr]   --> src/options/mod.rs:28:76
[INFO] [stderr]    |
[INFO] [stderr] 28 | use rsdbc_core::connection::{ConnectionFactory, ConnectionFactoryMetadata, ConnectionFactoryOptions};
[INFO] [stderr]    |                                                                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rsdbc_core::error::RsdbcErrors`
[INFO] [stderr]   --> src/options/mod.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | use rsdbc_core::error::RsdbcErrors;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/lib.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TransactionBehavior`
[INFO] [stderr]  --> src/lib.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 | use rusqlite::{Rows, TransactionBehavior};
[INFO] [stderr]   |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::connection::SqliteConnectionMetadata`
[INFO] [stderr]  --> src/lib.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::connection::SqliteConnectionMetadata;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rusqlite::Error as RusqliteError`
[INFO] [stderr]  --> src/lib.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use rusqlite::Error as RusqliteError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]   --> src/lib.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::rc::Rc;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/connection.rs:26:36
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn create_savepoint(&mut self, name: &str) {
[INFO] [stderr]    |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sql`
[INFO] [stderr]   --> src/connection.rs:30:36
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn create_statement(&mut self, sql: &str) -> rsdbc_core::Result<Box<dyn Statement<'_> + '_>> {
[INFO] [stderr]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/connection.rs:46:37
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn release_savepoint(&mut self, name: &str) {
[INFO] [stderr]    |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/connection.rs:54:53
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn rollback_transaction_to_savepoint(&mut self, name: String) {
[INFO] [stderr]    |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `commit`
[INFO] [stderr]   --> src/connection.rs:58:31
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn auto_commit(&mut self, commit: bool) {
[INFO] [stderr]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_commit`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `isolation_level`
[INFO] [stderr]   --> src/connection.rs:62:51
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fn set_transaction_isolation_level(&mut self, isolation_level: IsolationLevel) {
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_isolation_level`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `depth`
[INFO] [stderr]   --> src/connection.rs:66:28
[INFO] [stderr]    |
[INFO] [stderr] 66 |     fn validate(&mut self, depth: ValidationDepth) -> bool {
[INFO] [stderr]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/lib.rs:151:36
[INFO] [stderr]     |
[INFO] [stderr] 151 |     fn create_savepoint(&mut self, name: &str) {
[INFO] [stderr]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sql`
[INFO] [stderr]    --> src/lib.rs:161:36
[INFO] [stderr]     |
[INFO] [stderr] 161 |     fn create_statement(&mut self, sql: &str) -> Result<Box<dyn Statement<'_> + '_>> {
[INFO] [stderr]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/lib.rs:212:37
[INFO] [stderr]     |
[INFO] [stderr] 212 |     fn release_savepoint(&mut self, name: &str) {
[INFO] [stderr]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/lib.rs:224:53
[INFO] [stderr]     |
[INFO] [stderr] 224 |     fn rollback_transaction_to_savepoint(&mut self, name: String) {
[INFO] [stderr]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `commit`
[INFO] [stderr]    --> src/lib.rs:228:31
[INFO] [stderr]     |
[INFO] [stderr] 228 |     fn auto_commit(&mut self, commit: bool) {
[INFO] [stderr]     |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_commit`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `isolation_level`
[INFO] [stderr]    --> src/lib.rs:237:51
[INFO] [stderr]     |
[INFO] [stderr] 237 |     fn set_transaction_isolation_level(&mut self, isolation_level: IsolationLevel) {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_isolation_level`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `depth`
[INFO] [stderr]    --> src/lib.rs:245:28
[INFO] [stderr]     |
[INFO] [stderr] 245 |     fn validate(&mut self, depth: ValidationDepth) -> bool {
[INFO] [stderr]     |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/lib.rs:266:33
[INFO] [stderr]     |
[INFO] [stderr] 266 |     fn bind_index<T>(&mut self, index: u32, value: T) -> &mut Self where Self: Sized {
[INFO] [stderr]     |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/lib.rs:266:45
[INFO] [stderr]     |
[INFO] [stderr] 266 |     fn bind_index<T>(&mut self, index: u32, value: T) -> &mut Self where Self: Sized {
[INFO] [stderr]     |                                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/lib.rs:270:32
[INFO] [stderr]     |
[INFO] [stderr] 270 |     fn bind_name<T>(&mut self, name: &str, value: T) -> &mut Self where Self: Sized {
[INFO] [stderr]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/lib.rs:270:44
[INFO] [stderr]     |
[INFO] [stderr] 270 |     fn bind_name<T>(&mut self, name: &str, value: T) -> &mut Self where Self: Sized {
[INFO] [stderr]     |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/lib.rs:274:35
[INFO] [stderr]     |
[INFO] [stderr] 274 |     fn bind_null_index(&mut self, index: u32) -> &mut Self where Self: Sized {
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/lib.rs:278:34
[INFO] [stderr]     |
[INFO] [stderr] 278 |     fn bind_null_name(&mut self, name: &str) -> &mut Self where Self: Sized {
[INFO] [stderr]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `columns`
[INFO] [stderr]    --> src/lib.rs:286:43
[INFO] [stderr]     |
[INFO] [stderr] 286 |     fn return_generated_values(&mut self, columns: &[&str]) -> &mut Self where Self: Sized {
[INFO] [stderr]     |                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_columns`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rows`
[INFO] [stderr]    --> src/lib.rs:290:30
[INFO] [stderr]     |
[INFO] [stderr] 290 |     fn fetch_size(&mut self, rows: u32) -> &mut Self where Self: Sized {
[INFO] [stderr]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_rows`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:316:24
[INFO] [stderr]     |
[INFO] [stderr] 316 |     fn get_bool(&self, i: u64) -> Result<Option<bool>> {
[INFO] [stderr]     |                        ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:320:22
[INFO] [stderr]     |
[INFO] [stderr] 320 |     fn get_i8(&self, i: u64) -> Result<Option<i8>> {
[INFO] [stderr]     |                      ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:324:23
[INFO] [stderr]     |
[INFO] [stderr] 324 |     fn get_i16(&self, i: u64) -> Result<Option<i16>> {
[INFO] [stderr]     |                       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:328:23
[INFO] [stderr]     |
[INFO] [stderr] 328 |     fn get_i32(&self, i: u64) -> Result<Option<i32>> {
[INFO] [stderr]     |                       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:332:23
[INFO] [stderr]     |
[INFO] [stderr] 332 |     fn get_i64(&self, i: u64) -> Result<Option<i64>> {
[INFO] [stderr]     |                       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:336:23
[INFO] [stderr]     |
[INFO] [stderr] 336 |     fn get_f32(&self, i: u64) -> Result<Option<f32>> {
[INFO] [stderr]     |                       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:340:23
[INFO] [stderr]     |
[INFO] [stderr] 340 |     fn get_f64(&self, i: u64) -> Result<Option<f64>> {
[INFO] [stderr]     |                       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:344:26
[INFO] [stderr]     |
[INFO] [stderr] 344 |     fn get_string(&self, i: u64) -> Result<Option<String>> {
[INFO] [stderr]     |                          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:348:25
[INFO] [stderr]     |
[INFO] [stderr] 348 |     fn get_bytes(&self, i: u64) -> Result<Option<Vec<u8>>> {
[INFO] [stderr]     |                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: function `to_rsdbc_err` is never used
[INFO] [stderr]   --> src/lib.rs:22:4
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn to_rsdbc_err(e: rusqlite::Error) -> rsdbc_core::error::RsdbcErrors {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `drop` is never used
[INFO] [stderr]   --> src/lib.rs:98:8
[INFO] [stderr]    |
[INFO] [stderr] 85 | impl SqliteConnection {
[INFO] [stderr]    | --------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 98 |     fn drop(&mut self) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `stmt` is never read
[INFO] [stderr]    --> src/lib.rs:258:5
[INFO] [stderr]     |
[INFO] [stderr] 257 | pub struct SqliteStatement<'a> {
[INFO] [stderr]     |            --------------- field in this struct
[INFO] [stderr] 258 |     stmt: rusqlite::Statement<'a>,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SqliteResultSet` is never constructed
[INFO] [stderr]    --> src/lib.rs:295:8
[INFO] [stderr]     |
[INFO] [stderr] 295 | struct SqliteResultSet<'stmt> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SqliteDatabaseMetadata` is never constructed
[INFO] [stderr]    --> src/lib.rs:299:8
[INFO] [stderr]     |
[INFO] [stderr] 299 | struct SqliteDatabaseMetadata {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `to_rsdbc_type` is never used
[INFO] [stderr]    --> src/lib.rs:353:4
[INFO] [stderr]     |
[INFO] [stderr] 353 | fn to_rsdbc_type(t: Option<&str>) -> rsdbc_core::DataType {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `as_str` is never used
[INFO] [stderr]   --> src/options/auto_vacuum.rs:12:19
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl SqliteAutoVacuum {
[INFO] [stderr]    | --------------------- method in this implementation
[INFO] [stderr] 12 |     pub(crate) fn as_str(&self) -> &'static str {
[INFO] [stderr]    |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `as_str` is never used
[INFO] [stderr]   --> src/options/journal_mode.rs:15:19
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl SqliteJournalMode {
[INFO] [stderr]    | ---------------------- method in this implementation
[INFO] [stderr] 15 |     pub(crate) fn as_str(&self) -> &'static str {
[INFO] [stderr]    |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `as_str` is never used
[INFO] [stderr]   --> src/options/locking_mode.rs:12:19
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl SqliteLockingMode {
[INFO] [stderr]    | ---------------------- method in this implementation
[INFO] [stderr] 12 |     pub(crate) fn as_str(&self) -> &'static str {
[INFO] [stderr]    |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `as_str` is never used
[INFO] [stderr]   --> src/options/synchronous.rs:12:19
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl SqliteSynchronous {
[INFO] [stderr]    | ---------------------- method in this implementation
[INFO] [stderr] 12 |     pub(crate) fn as_str(&self) -> &'static str {
[INFO] [stderr]    |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `RO`, `RWC`, and `MEMORY` are never constructed
[INFO] [stderr]   --> src/options/mode.rs:7:5
[INFO] [stderr]    |
[INFO] [stderr] 6  | pub enum Mode {
[INFO] [stderr]    |          ---- variants in this enum
[INFO] [stderr] 7  |     RO,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 8  |     RW,
[INFO] [stderr] 9  |     RWC,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 10 |     MEMORY,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Mode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `as_str` is never used
[INFO] [stderr]   --> src/options/mode.rs:15:19
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl Mode {
[INFO] [stderr]    | --------- method in this implementation
[INFO] [stderr] 15 |     pub(crate) fn as_str(&self) -> &'static str {
[INFO] [stderr]    |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/lib.rs:386:9
[INFO] [stderr]     |
[INFO] [stderr] 386 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `collections::HashMap` and `sync::Arc`
[INFO] [stderr]    --> src/lib.rs:387:15
[INFO] [stderr]     |
[INFO] [stderr] 387 |     use std::{collections::HashMap, sync::Arc};
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::options::SqliteConnectOptions`
[INFO] [stderr]    --> src/lib.rs:388:9
[INFO] [stderr]     |
[INFO] [stderr] 388 |     use crate::options::SqliteConnectOptions;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rsdbc-sqlite` (lib) generated 56 warnings (run `cargo fix --lib -p rsdbc-sqlite` to apply 13 suggestions)
[INFO] [stderr] warning: `rsdbc-sqlite` (lib test) generated 59 warnings (56 duplicates) (run `cargo fix --lib -p rsdbc-sqlite --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rsdbc_sqlite-5d33bbc3695696c4)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test options::parse::from_str ... ok
[INFO] [stdout] test options::parse::parse_read_only ... ok
[INFO] [stdout] test tests::execute_query ... ok
[INFO] [stdout] test options::parse::parse_shared_in_memory ... ok
[INFO] [stdout] test options::parse::parse_in_memory ... ok
[INFO] [stderr]    Doc-tests rsdbc_sqlite
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6f2d72ab64c10e305f196caa35288e1b824ee8917454946c3e8b312f2e5de8f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f2d72ab64c10e305f196caa35288e1b824ee8917454946c3e8b312f2e5de8f0", kill_on_drop: false }`
[INFO] [stdout] 6f2d72ab64c10e305f196caa35288e1b824ee8917454946c3e8b312f2e5de8f0
