[INFO] fetching crate sqlx-firebird 0.1.0-beta.1...
[INFO] testing sqlx-firebird-0.1.0-beta.1 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate sqlx-firebird 0.1.0-beta.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate sqlx-firebird 0.1.0-beta.1
[INFO] finished tweaking crates.io crate sqlx-firebird 0.1.0-beta.1
[INFO] tweaked toml for crates.io crate sqlx-firebird 0.1.0-beta.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sqlx-firebird 0.1.0-beta.1 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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" "+33835004928d3bf65db4d4712e1330766263b0bd" "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]      Locking 140 packages to latest compatible versions
[INFO] [stderr]       Adding flume v0.10.14 (available: v0.12.0)
[INFO] [stderr]       Adding rsfbclient v0.23.2 (available: v0.26.0)
[INFO] [stderr]       Adding rsfbclient-native v0.23.2 (available: v0.26.0)
[INFO] [stderr]       Adding sqlx-core v0.7.4 (available: v0.8.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a289a3c35930fedc2bf7f6477962b5ee5cb17e35fa0bec119547ecbcf0b4b60
[INFO] running `Command { std: "docker" "start" "-a" "0a289a3c35930fedc2bf7f6477962b5ee5cb17e35fa0bec119547ecbcf0b4b60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a289a3c35930fedc2bf7f6477962b5ee5cb17e35fa0bec119547ecbcf0b4b60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a289a3c35930fedc2bf7f6477962b5ee5cb17e35fa0bec119547ecbcf0b4b60", kill_on_drop: false }`
[INFO] [stdout] 0a289a3c35930fedc2bf7f6477962b5ee5cb17e35fa0bec119547ecbcf0b4b60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e05a26d4745442a0ba8fae163978ca4ad536a82e32b58741a7d019df1b19d978
[INFO] running `Command { std: "docker" "start" "-a" "e05a26d4745442a0ba8fae163978ca4ad536a82e32b58741a7d019df1b19d978", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling rsfbclient-native v0.23.2
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling sqlformat v0.2.6
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling rsfbclient-derive v0.23.2
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling num_enum v0.5.11
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling pin-project-internal v1.1.13
[INFO] [stderr]    Compiling pin-project v1.1.13
[INFO] [stderr]    Compiling flume v0.10.14
[INFO] [stderr]    Compiling zerofrom v0.1.8
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling zerotrie v0.2.4
[INFO] [stderr]    Compiling rsfbclient-core v0.23.2
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]    Compiling icu_collections v2.2.0
[INFO] [stderr]    Compiling icu_locale_core v2.2.0
[INFO] [stderr]    Compiling icu_provider v2.2.0
[INFO] [stderr]    Compiling icu_normalizer v2.2.0
[INFO] [stderr]    Compiling icu_properties v2.2.0
[INFO] [stderr]    Compiling idna_adapter v1.2.2
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling rsfbclient v0.23.2
[INFO] [stderr]    Compiling sqlx-core v0.7.4
[INFO] [stderr]    Compiling sqlx-firebird v0.1.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `MutexGuard`
[INFO] [stdout]   --> src/connection/worker.rs:11:38
[INFO] [stdout]    |
[INFO] [stdout] 11 | use futures_intrusive::sync::{Mutex, MutexGuard};
[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: `FbError`
[INFO] [stdout]   --> src/connection/worker.rs:15:31
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::{FbConnectOptions, FbError, FbStatement};
[INFO] [stdout]    |                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `additional`
[INFO] [stdout]   --> src/arguments.rs:28:27
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn reserve(&mut self, additional: usize, size: usize) {
[INFO] [stdout]    |                           ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_additional`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/arguments.rs:28:46
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn reserve(&mut self, additional: usize, size: usize) {
[INFO] [stdout]    |                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/arguments.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn add<T>(&mut self, value: T)
[INFO] [stdout]    |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `query`
[INFO] [stdout]   --> src/connection/worker.rs:71:44
[INFO] [stdout]    |
[INFO] [stdout] 71 |                         Command::Prepare { query, tx } => {},
[INFO] [stdout]    |                                            ^^^^^ help: try ignoring the field: `query: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/connection/worker.rs:71:51
[INFO] [stdout]    |
[INFO] [stdout] 71 |                         Command::Prepare { query, tx } => {},
[INFO] [stdout]    |                                                   ^^ help: try ignoring the field: `tx: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `query`
[INFO] [stdout]   --> src/connection/executor.rs:19:15
[INFO] [stdout]    |
[INFO] [stdout] 19 |         self, query: E,
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_query`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `query`
[INFO] [stdout]   --> src/connection/executor.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |         self, query: E,
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_query`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]   --> src/connection/executor.rs:39:15
[INFO] [stdout]    |
[INFO] [stdout] 39 |         self, sql: &'q str,
[INFO] [stdout]    |               ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]   --> src/connection/executor.rs:48:15
[INFO] [stdout]    |
[INFO] [stdout] 48 |         self, sql: &'q str, parameters: &'e [FbTypeInfo],
[INFO] [stdout]    |               ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parameters`
[INFO] [stdout]   --> src/connection/executor.rs:48:29
[INFO] [stdout]    |
[INFO] [stdout] 48 |         self, sql: &'q str, parameters: &'e [FbTypeInfo],
[INFO] [stdout]    |                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parameters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iter`
[INFO] [stdout]   --> src/query_result.rs:12:65
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn extend<T: IntoIterator<Item = FbQueryResult>>(&mut self, iter: T) {
[INFO] [stdout]    |                                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/row.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn try_get_raw<I>(&self, index: I) -> Result<FbValueRef<'_>, Error>
[INFO] [stdout]    |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `container`
[INFO] [stdout]   --> src/row.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn index(&self, container: &FbRow) -> Result<usize, Error> {
[INFO] [stdout]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `container`
[INFO] [stdout]   --> src/statement/mod.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn index(&self, container: &FbStatement<'_>) -> Result<usize, Error> {
[INFO] [stdout]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/transaction.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn commit(conn: &mut FbConnection) -> BoxFuture<'_, Result<(), Error>> {
[INFO] [stdout]    |               ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/transaction.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn rollback(conn: &mut FbConnection) -> BoxFuture<'_, Result<(), Error>> {
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/transaction.rs:25:23
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn start_rollback(conn: &mut FbConnection) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/transaction.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn begin(conn: &mut FbConnection) -> BoxFuture<'_, Result<(), Error>> {
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `values` is never read
[INFO] [stdout]   --> src/arguments.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct FbArguments<'q> {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 22 |     pub(crate) values: Vec<FbArgumentValue<'q>>,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FbArguments` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `worker` is never read
[INFO] [stdout]   --> src/connection/mod.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct FbConnection {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 22 |     pub(crate) worker: ConnectionWorker,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `conn` is never read
[INFO] [stdout]   --> src/connection/mod.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) struct ConnectionState {
[INFO] [stdout]    |                   --------------- field in this struct
[INFO] [stdout] 27 |     conn: rsfbclient::Connection<NativeFbClient<DynLink>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Prepare` is never constructed
[INFO] [stdout]   --> src/connection/worker.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | enum Command {
[INFO] [stdout]    |      ------- variant in this enum
[INFO] [stdout] 20 |     Prepare {
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `command_tx` and `shared` are never read
[INFO] [stdout]   --> src/connection/worker.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) struct ConnectionWorker {
[INFO] [stdout]    |                   ---------------- fields in this struct
[INFO] [stdout] 27 |     command_tx: flume::Sender<Command>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 28 |     pub(crate) shared: Arc<WorkerSharedState>,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cached_statements_size` and `conn` are never read
[INFO] [stdout]   --> src/connection/worker.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub(crate) struct WorkerSharedState {
[INFO] [stdout]    |                   ----------------- fields in this struct
[INFO] [stdout] 32 |     pub(crate) cached_statements_size: AtomicUsize,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 33 |     pub(crate) conn: Mutex<ConnectionState>,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Value` is never constructed
[INFO] [stdout]   --> src/value.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | enum FbValueData<'r> {
[INFO] [stdout]    |      ----------- variant in this enum
[INFO] [stdout] 32 |     Value(&'r FbValue),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/value.rs:35:27
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct FbValueRef<'r>(FbValueData<'r>);
[INFO] [stdout]    |            ----------     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.11s
[INFO] running `Command { std: "docker" "inspect" "e05a26d4745442a0ba8fae163978ca4ad536a82e32b58741a7d019df1b19d978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e05a26d4745442a0ba8fae163978ca4ad536a82e32b58741a7d019df1b19d978", kill_on_drop: false }`
[INFO] [stdout] e05a26d4745442a0ba8fae163978ca4ad536a82e32b58741a7d019df1b19d978
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bdcfe784a4f0fb2abe53a7b8a5ec679e76097734efdc89ea48b12a77bc5d3c6
[INFO] running `Command { std: "docker" "start" "-a" "8bdcfe784a4f0fb2abe53a7b8a5ec679e76097734efdc89ea48b12a77bc5d3c6", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `MutexGuard`
[INFO] [stdout]   --> src/connection/worker.rs:11:38
[INFO] [stdout]    |
[INFO] [stdout] 11 | use futures_intrusive::sync::{Mutex, MutexGuard};
[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: `FbError`
[INFO] [stdout]   --> src/connection/worker.rs:15:31
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::{FbConnectOptions, FbError, FbStatement};
[INFO] [stdout]    |                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `additional`
[INFO] [stdout]   --> src/arguments.rs:28:27
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn reserve(&mut self, additional: usize, size: usize) {
[INFO] [stdout]    |                           ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_additional`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/arguments.rs:28:46
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn reserve(&mut self, additional: usize, size: usize) {
[INFO] [stdout]    |                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/arguments.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn add<T>(&mut self, value: T)
[INFO] [stdout]    |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `query`
[INFO] [stdout]   --> src/connection/worker.rs:71:44
[INFO] [stdout]    |
[INFO] [stdout] 71 |                         Command::Prepare { query, tx } => {},
[INFO] [stdout]    |                                            ^^^^^ help: try ignoring the field: `query: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/connection/worker.rs:71:51
[INFO] [stdout]    |
[INFO] [stdout] 71 |                         Command::Prepare { query, tx } => {},
[INFO] [stdout]    |                                                   ^^ help: try ignoring the field: `tx: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `query`
[INFO] [stdout]   --> src/connection/executor.rs:19:15
[INFO] [stdout]    |
[INFO] [stdout] 19 |         self, query: E,
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_query`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `query`
[INFO] [stdout]   --> src/connection/executor.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |         self, query: E,
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_query`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]   --> src/connection/executor.rs:39:15
[INFO] [stdout]    |
[INFO] [stdout] 39 |         self, sql: &'q str,
[INFO] [stdout]    |               ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]   --> src/connection/executor.rs:48:15
[INFO] [stdout]    |
[INFO] [stdout] 48 |         self, sql: &'q str, parameters: &'e [FbTypeInfo],
[INFO] [stdout]    |               ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parameters`
[INFO] [stdout]   --> src/connection/executor.rs:48:29
[INFO] [stdout]    |
[INFO] [stdout] 48 |         self, sql: &'q str, parameters: &'e [FbTypeInfo],
[INFO] [stdout]    |                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parameters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iter`
[INFO] [stdout]   --> src/query_result.rs:12:65
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn extend<T: IntoIterator<Item = FbQueryResult>>(&mut self, iter: T) {
[INFO] [stdout]    |                                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/row.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn try_get_raw<I>(&self, index: I) -> Result<FbValueRef<'_>, Error>
[INFO] [stdout]    |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `container`
[INFO] [stdout]   --> src/row.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn index(&self, container: &FbRow) -> Result<usize, Error> {
[INFO] [stdout]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `container`
[INFO] [stdout]   --> src/statement/mod.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn index(&self, container: &FbStatement<'_>) -> Result<usize, Error> {
[INFO] [stdout]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/transaction.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn commit(conn: &mut FbConnection) -> BoxFuture<'_, Result<(), Error>> {
[INFO] [stdout]    |               ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/transaction.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn rollback(conn: &mut FbConnection) -> BoxFuture<'_, Result<(), Error>> {
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/transaction.rs:25:23
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn start_rollback(conn: &mut FbConnection) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/transaction.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn begin(conn: &mut FbConnection) -> BoxFuture<'_, Result<(), Error>> {
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `values` is never read
[INFO] [stdout]   --> src/arguments.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct FbArguments<'q> {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 22 |     pub(crate) values: Vec<FbArgumentValue<'q>>,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FbArguments` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `worker` is never read
[INFO] [stdout]   --> src/connection/mod.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct FbConnection {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 22 |     pub(crate) worker: ConnectionWorker,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `conn` is never read
[INFO] [stdout]   --> src/connection/mod.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) struct ConnectionState {
[INFO] [stdout]    |                   --------------- field in this struct
[INFO] [stdout] 27 |     conn: rsfbclient::Connection<NativeFbClient<DynLink>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Prepare` is never constructed
[INFO] [stdout]   --> src/connection/worker.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | enum Command {
[INFO] [stdout]    |      ------- variant in this enum
[INFO] [stdout] 20 |     Prepare {
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `command_tx` and `shared` are never read
[INFO] [stdout]   --> src/connection/worker.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) struct ConnectionWorker {
[INFO] [stdout]    |                   ---------------- fields in this struct
[INFO] [stdout] 27 |     command_tx: flume::Sender<Command>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 28 |     pub(crate) shared: Arc<WorkerSharedState>,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cached_statements_size` and `conn` are never read
[INFO] [stdout]   --> src/connection/worker.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub(crate) struct WorkerSharedState {
[INFO] [stdout]    |                   ----------------- fields in this struct
[INFO] [stdout] 32 |     pub(crate) cached_statements_size: AtomicUsize,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 33 |     pub(crate) conn: Mutex<ConnectionState>,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Value` is never constructed
[INFO] [stdout]   --> src/value.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | enum FbValueData<'r> {
[INFO] [stdout]    |      ----------- variant in this enum
[INFO] [stdout] 32 |     Value(&'r FbValue),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/value.rs:35:27
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct FbValueRef<'r>(FbValueData<'r>);
[INFO] [stdout]    |            ----------     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sqlx-firebird v0.1.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `MutexGuard`
[INFO] [stdout]   --> src/connection/worker.rs:11:38
[INFO] [stdout]    |
[INFO] [stdout] 11 | use futures_intrusive::sync::{Mutex, MutexGuard};
[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: `FbError`
[INFO] [stdout]   --> src/connection/worker.rs:15:31
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::{FbConnectOptions, FbError, FbStatement};
[INFO] [stdout]    |                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `additional`
[INFO] [stdout]   --> src/arguments.rs:28:27
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn reserve(&mut self, additional: usize, size: usize) {
[INFO] [stdout]    |                           ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_additional`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/arguments.rs:28:46
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn reserve(&mut self, additional: usize, size: usize) {
[INFO] [stdout]    |                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/arguments.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn add<T>(&mut self, value: T)
[INFO] [stdout]    |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `query`
[INFO] [stdout]   --> src/connection/worker.rs:71:44
[INFO] [stdout]    |
[INFO] [stdout] 71 |                         Command::Prepare { query, tx } => {},
[INFO] [stdout]    |                                            ^^^^^ help: try ignoring the field: `query: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/connection/worker.rs:71:51
[INFO] [stdout]    |
[INFO] [stdout] 71 |                         Command::Prepare { query, tx } => {},
[INFO] [stdout]    |                                                   ^^ help: try ignoring the field: `tx: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `query`
[INFO] [stdout]   --> src/connection/executor.rs:19:15
[INFO] [stdout]    |
[INFO] [stdout] 19 |         self, query: E,
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_query`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `query`
[INFO] [stdout]   --> src/connection/executor.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |         self, query: E,
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_query`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]   --> src/connection/executor.rs:39:15
[INFO] [stdout]    |
[INFO] [stdout] 39 |         self, sql: &'q str,
[INFO] [stdout]    |               ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]   --> src/connection/executor.rs:48:15
[INFO] [stdout]    |
[INFO] [stdout] 48 |         self, sql: &'q str, parameters: &'e [FbTypeInfo],
[INFO] [stdout]    |               ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parameters`
[INFO] [stdout]   --> src/connection/executor.rs:48:29
[INFO] [stdout]    |
[INFO] [stdout] 48 |         self, sql: &'q str, parameters: &'e [FbTypeInfo],
[INFO] [stdout]    |                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parameters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iter`
[INFO] [stdout]   --> src/query_result.rs:12:65
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn extend<T: IntoIterator<Item = FbQueryResult>>(&mut self, iter: T) {
[INFO] [stdout]    |                                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/row.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn try_get_raw<I>(&self, index: I) -> Result<FbValueRef<'_>, Error>
[INFO] [stdout]    |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `container`
[INFO] [stdout]   --> src/row.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn index(&self, container: &FbRow) -> Result<usize, Error> {
[INFO] [stdout]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `container`
[INFO] [stdout]   --> src/statement/mod.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn index(&self, container: &FbStatement<'_>) -> Result<usize, Error> {
[INFO] [stdout]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/transaction.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn commit(conn: &mut FbConnection) -> BoxFuture<'_, Result<(), Error>> {
[INFO] [stdout]    |               ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/transaction.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn rollback(conn: &mut FbConnection) -> BoxFuture<'_, Result<(), Error>> {
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/transaction.rs:25:23
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn start_rollback(conn: &mut FbConnection) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/transaction.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn begin(conn: &mut FbConnection) -> BoxFuture<'_, Result<(), Error>> {
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `values` is never read
[INFO] [stdout]   --> src/arguments.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct FbArguments<'q> {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 22 |     pub(crate) values: Vec<FbArgumentValue<'q>>,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FbArguments` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `worker` is never read
[INFO] [stdout]   --> src/connection/mod.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct FbConnection {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 22 |     pub(crate) worker: ConnectionWorker,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `conn` is never read
[INFO] [stdout]   --> src/connection/mod.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) struct ConnectionState {
[INFO] [stdout]    |                   --------------- field in this struct
[INFO] [stdout] 27 |     conn: rsfbclient::Connection<NativeFbClient<DynLink>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Prepare` is never constructed
[INFO] [stdout]   --> src/connection/worker.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | enum Command {
[INFO] [stdout]    |      ------- variant in this enum
[INFO] [stdout] 20 |     Prepare {
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `command_tx` and `shared` are never read
[INFO] [stdout]   --> src/connection/worker.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) struct ConnectionWorker {
[INFO] [stdout]    |                   ---------------- fields in this struct
[INFO] [stdout] 27 |     command_tx: flume::Sender<Command>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 28 |     pub(crate) shared: Arc<WorkerSharedState>,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cached_statements_size` and `conn` are never read
[INFO] [stdout]   --> src/connection/worker.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub(crate) struct WorkerSharedState {
[INFO] [stdout]    |                   ----------------- fields in this struct
[INFO] [stdout] 32 |     pub(crate) cached_statements_size: AtomicUsize,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 33 |     pub(crate) conn: Mutex<ConnectionState>,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Value` is never constructed
[INFO] [stdout]   --> src/value.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | enum FbValueData<'r> {
[INFO] [stdout]    |      ----------- variant in this enum
[INFO] [stdout] 32 |     Value(&'r FbValue),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/value.rs:35:27
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct FbValueRef<'r>(FbValueData<'r>);
[INFO] [stdout]    |            ----------     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcbkAdPT/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libflume-2cdc27e7636cd8a7,libspin-41051cad427a38c8,libpin_project-a6ea71ce555f0acf}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/{librsfbclient-1e7a61579c230860,liblru_cache-fd22df1ec08261b4,liblinked_hash_map-b7c8a9e7b45c620f,librsfbclient_native-b2735a7f36af12d7,librsfbclient_core-4808e52e31dc1b68,libregex-9c485644b3df3c8a,libregex_automata-89aabe4dc79c6b7b,libaho_corasick-6fe72661f2ebc760,libregex_syntax-33adcf3d7e28903a,libchrono-eb61acc10f382c07,libiana_time_zone-fc58c626b0bdfc25,libnum_traits-ec16a133dc73ac5c,libnum_enum-b667514575b36d79,libencoding-c6bf0753238a4b1f,libencoding_index_tradchinese-696d14c093602ecc,libencoding_index_simpchinese-504798156dd4309a,libencoding_index_japanese-32fadfa796ff2492,libencoding_index_korean-24a7e2b5f29a906e,libencoding_index_singlebyte-f9bcfe53b97152c8,libbyteorder-7912a666fa871683,libfutures_intrusive-5b52de931f53ceb7,libparking_lot-24a3514c6a2dfd1b,libparking_lot_core-a92009b6bd1d577a,liblock_api-ff2db0b8acf8234a,libscopeguard-88d64e99d3001c2a,libfutures_channel-74c5694f35f9577f,libsqlx_core-d3e89c4a8aa8d105,libtracing-185f872de194531e,libtracing_core-dd2754edd1e008e2,libthiserror-f7bc4672faa689cd,libindexmap-36968dc017582e95,libequivalent-9631f206a02b9f54,libhashbrown-3a670912258a92bd,libsqlformat-c8bad0ae0d0d2f45,libunicode_categories-38a7b792de7af90b,libnom-67dc6f0b54ccc9b4,libbytes-a6415339708e1154,libhashlink-5acfcc412a435240,libhashbrown-3c5e9ee472579c70,libahash-0cbb2bef4f342bf5,libgetrandom-6f9de3cb80ff8b59,liblibc-4aef7f866e20fd95,libonce_cell-210b47fe854405d5,libcfg_if-cad248e7066eec15,libzerocopy-59dcac53f0d5ac51,liballocator_api2-61425620d8bdad59,liburl-ac6fe6ba1a98516b,libidna-81771ebdc6b3d95d,libidna_adapter-0e3f1e13425bb59c,libicu_properties-8e50049b3d25e94c,libicu_properties_data-dff8f3e32951d104,libicu_normalizer-24e36cc746fdb433,libsmallvec-8ab267bfdb1838ba,libicu_normalizer_data-50864128baa771f6,libicu_collections-e08fd55b155c56f3,libutf8_iter-efb3984ee203d151,libpotential_utf-b6adb1c7895e3b61,libicu_provider-a81e2674af02313d,libicu_locale_core-bda6a23f560ecf3c,libtinystr-05a8b0f5debf3d44,liblitemap-21d4e5e58548354d,libwriteable-f2cbf4e2e2f7ebb1,libzerovec-530aae25e134280c,libzerotrie-f108c8026ac2833b,libyoke-41e49d484a93e8c1,libstable_deref_trait-646f6b28b9520b3d,libzerofrom-1ea7455d4f6c949b,libform_urlencoded-81a6c2dcdca08ecf,libpercent_encoding-99cdb00cefa02ca0,liblog-a4263a0971f08dad,libcrossbeam_queue-71f7261b642a0de3,libcrossbeam_utils-f0662ad78ea30c65,libeither-cd11a3fa8adc91b7,libevent_listener-55ffc13ab1e45b6d,libfutures_util-15de179edbdb360a,libmemchr-d8218b780a78fe0a,libfutures_io-094dc98f9ed1f237,libslab-f5fed19216a24be8,libpin_project_lite-8ad468af17824a0b,libfutures_sink-491727158a35debf,libfutures_task-02cf0fb977266c2e,libfutures_core-15a43da7f3ca73c3}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lfbclient" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/deps/rustcbkAdPT/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/sqlx_firebird-8da8e1e364bc0330" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: unable to find library -lfbclient
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sqlx-firebird` (lib test) due to 1 previous error; 28 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "8bdcfe784a4f0fb2abe53a7b8a5ec679e76097734efdc89ea48b12a77bc5d3c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bdcfe784a4f0fb2abe53a7b8a5ec679e76097734efdc89ea48b12a77bc5d3c6", kill_on_drop: false }`
[INFO] [stdout] 8bdcfe784a4f0fb2abe53a7b8a5ec679e76097734efdc89ea48b12a77bc5d3c6
