[INFO] fetching crate cdbc-mysql 0.1.22...
[INFO] testing cdbc-mysql-0.1.22 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate cdbc-mysql 0.1.22 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate cdbc-mysql 0.1.22
[INFO] finished tweaking crates.io crate cdbc-mysql 0.1.22
[INFO] tweaked toml for crates.io crate cdbc-mysql 0.1.22 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cdbc-mysql 0.1.22 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `either::Either`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use either::Either;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MySql`
[INFO] [stdout]  --> src/connection/mod.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{MySql, MySqlConnectOptions};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Cow`
[INFO] [stdout]   --> src/connection/executor.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::{borrow::Cow, sync::Arc};
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stream`
[INFO] [stdout]   --> src/connection/executor.rs:21:41
[INFO] [stdout]    |
[INFO] [stdout] 21 | use cdbc::io::chan_stream::{ChanStream, Stream, TryStream};
[INFO] [stdout]    |                                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `err_end`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cdbc-0.1.23/src/io/chan_stream.rs:108:26
[INFO] [stdout]     |
[INFO] [stdout] 108 |             macro_rules! err_end {
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `end`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cdbc-0.1.23/src/io/chan_stream.rs:115:26
[INFO] [stdout]     |
[INFO] [stdout] 115 |             macro_rules! end {
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]  --> src/statement.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::borrow::Cow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cdbc::describe::Describe`
[INFO] [stdout]   --> src/lib.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | use cdbc::describe::Describe;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cdbc::Error`
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use cdbc::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cdbc::io::chan_stream::ChanStream`
[INFO] [stdout]   --> src/lib.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use cdbc::io::chan_stream::ChanStream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stdout]  --> src/connection/auth.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use generic_array::GenericArray;
[INFO] [stdout]   |                    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stdout]   --> src/connection/auth.rs:76:6
[INFO] [stdout]    |
[INFO] [stdout] 76 | ) -> GenericArray<u8, <Sha1 as FixedOutput>::OutputSize> {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stdout]    --> src/connection/auth.rs:104:6
[INFO] [stdout]     |
[INFO] [stdout] 104 | ) -> GenericArray<u8, <Sha256 as FixedOutput>::OutputSize> {
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HasStatement`
[INFO] [stdout]   --> src/lib.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 | use cdbc::database::{Database, HasStatement};
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Execute`
[INFO] [stdout]   --> src/lib.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 | use cdbc::executor::{Execute, Executor};
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Database`
[INFO] [stdout]   --> src/lib.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 | use cdbc::database::{Database, HasStatement};
[INFO] [stdout]    |                      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `accept_invalid_certs`
[INFO] [stdout]   --> src/connection/tls.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let accept_invalid_certs = !matches!(
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_accept_invalid_certs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `accept_invalid_host_names`
[INFO] [stdout]   --> src/connection/tls.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let accept_invalid_host_names = !matches!(options.ssl_mode, MySqlSslMode::VerifyIdentity);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_accept_invalid_host_names`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_str_lenenc` is never used
[INFO] [stdout]   --> src/io/buf.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub trait MySqlBufExt: Buf {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn get_str_lenenc(&mut self) -> Result<String, Error>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `protocol_version`, `connection_id`, `server_default_collation`, and `status` are never read
[INFO] [stdout]   --> src/protocol/connect/handshake.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) struct Handshake {
[INFO] [stdout]    |                   --------- fields in this struct
[INFO] [stdout] 15 |     pub(crate) protocol_version: u8,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     pub(crate) server_version: String,
[INFO] [stdout] 17 |     pub(crate) connection_id: u32,
[INFO] [stdout]    |                ^^^^^^^^^^^^^
[INFO] [stdout] 18 |     pub(crate) server_capabilities: Capabilities,
[INFO] [stdout] 19 |     pub(crate) server_default_collation: u8,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 20 |     pub(crate) status: Status,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Handshake` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `warnings` is never read
[INFO] [stdout]   --> src/protocol/response/eof.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct EofPacket {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 16 |     pub warnings: u16,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EofPacket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `warnings` is never read
[INFO] [stdout]   --> src/protocol/statement/prepare_ok.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) struct PrepareOk {
[INFO] [stdout]    |                   --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub(crate) warnings: u16,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PrepareOk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `catalog`, `schema`, `table_alias`, `table`, and `decimals` are never read
[INFO] [stdout]    --> src/protocol/text/column.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub(crate) struct ColumnDefinition {
[INFO] [stdout]     |                   ---------------- fields in this struct
[INFO] [stdout] 104 |     catalog: Bytes,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 105 |     schema: Bytes,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 106 |     table_alias: Bytes,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 107 |     table: Bytes,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     decimals: u8,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ColumnDefinition` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:137:21
[INFO] [stdout]     |
[INFO] [stdout] 137 |                     r#yield!(Either::Left(done));
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 137 |                     let _ = r#yield!(Either::Left(done));
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:170:25
[INFO] [stdout]     |
[INFO] [stdout] 170 | /                         r#yield!(Either::Left(MySqlQueryResult {
[INFO] [stdout] 171 | |                             rows_affected: 0,
[INFO] [stdout] 172 | |                             last_insert_id: 0,
[INFO] [stdout] 173 | |                         }));
[INFO] [stdout]     | |___________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 170 |                         let _ = r#yield!(Either::Left(MySqlQueryResult {
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:196:21
[INFO] [stdout]     |
[INFO] [stdout] 196 |                     r#yield!(v);
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 196 |                     let _ = r#yield!(v);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 r#yield!(v);
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 let _ = r#yield!(v);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 33s
[INFO] running `Command { std: "docker" "inspect" "f9aea798d79c52b2c459111d048b142ea6bc131754fdf50fcd70867806e0744b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9aea798d79c52b2c459111d048b142ea6bc131754fdf50fcd70867806e0744b", kill_on_drop: false }`
[INFO] [stdout] f9aea798d79c52b2c459111d048b142ea6bc131754fdf50fcd70867806e0744b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ced9bf780acc330c0c3abbeb80a5b298a0d6f84c6e8535d1a8756a50755fa1ab
[INFO] running `Command { std: "docker" "start" "-a" "ced9bf780acc330c0c3abbeb80a5b298a0d6f84c6e8535d1a8756a50755fa1ab", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `either::Either`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use either::Either;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MySql`
[INFO] [stdout]  --> src/connection/mod.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{MySql, MySqlConnectOptions};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Cow`
[INFO] [stdout]   --> src/connection/executor.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::{borrow::Cow, sync::Arc};
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stream`
[INFO] [stdout]   --> src/connection/executor.rs:21:41
[INFO] [stdout]    |
[INFO] [stdout] 21 | use cdbc::io::chan_stream::{ChanStream, Stream, TryStream};
[INFO] [stdout]    |                                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `err_end`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cdbc-0.1.23/src/io/chan_stream.rs:108:26
[INFO] [stdout]     |
[INFO] [stdout] 108 |             macro_rules! err_end {
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `end`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cdbc-0.1.23/src/io/chan_stream.rs:115:26
[INFO] [stdout]     |
[INFO] [stdout] 115 |             macro_rules! end {
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]  --> src/statement.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::borrow::Cow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cdbc::describe::Describe`
[INFO] [stdout]   --> src/lib.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | use cdbc::describe::Describe;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cdbc::Error`
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use cdbc::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cdbc::io::chan_stream::ChanStream`
[INFO] [stdout]   --> src/lib.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use cdbc::io::chan_stream::ChanStream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stdout]  --> src/connection/auth.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use generic_array::GenericArray;
[INFO] [stdout]   |                    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stdout]   --> src/connection/auth.rs:76:6
[INFO] [stdout]    |
[INFO] [stdout] 76 | ) -> GenericArray<u8, <Sha1 as FixedOutput>::OutputSize> {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stdout]    --> src/connection/auth.rs:104:6
[INFO] [stdout]     |
[INFO] [stdout] 104 | ) -> GenericArray<u8, <Sha256 as FixedOutput>::OutputSize> {
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cdbc-mysql v0.1.22 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HasStatement`
[INFO] [stdout]   --> src/lib.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 | use cdbc::database::{Database, HasStatement};
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Execute`
[INFO] [stdout]   --> src/lib.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 | use cdbc::executor::{Execute, Executor};
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Database`
[INFO] [stdout]   --> src/lib.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 | use cdbc::database::{Database, HasStatement};
[INFO] [stdout]    |                      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `accept_invalid_certs`
[INFO] [stdout]   --> src/connection/tls.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let accept_invalid_certs = !matches!(
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_accept_invalid_certs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `accept_invalid_host_names`
[INFO] [stdout]   --> src/connection/tls.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let accept_invalid_host_names = !matches!(options.ssl_mode, MySqlSslMode::VerifyIdentity);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_accept_invalid_host_names`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_str_lenenc` is never used
[INFO] [stdout]   --> src/io/buf.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub trait MySqlBufExt: Buf {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn get_str_lenenc(&mut self) -> Result<String, Error>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `protocol_version`, `connection_id`, `server_default_collation`, and `status` are never read
[INFO] [stdout]   --> src/protocol/connect/handshake.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) struct Handshake {
[INFO] [stdout]    |                   --------- fields in this struct
[INFO] [stdout] 15 |     pub(crate) protocol_version: u8,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     pub(crate) server_version: String,
[INFO] [stdout] 17 |     pub(crate) connection_id: u32,
[INFO] [stdout]    |                ^^^^^^^^^^^^^
[INFO] [stdout] 18 |     pub(crate) server_capabilities: Capabilities,
[INFO] [stdout] 19 |     pub(crate) server_default_collation: u8,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 20 |     pub(crate) status: Status,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Handshake` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `warnings` is never read
[INFO] [stdout]   --> src/protocol/response/eof.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct EofPacket {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 16 |     pub warnings: u16,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EofPacket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `warnings` is never read
[INFO] [stdout]   --> src/protocol/statement/prepare_ok.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) struct PrepareOk {
[INFO] [stdout]    |                   --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub(crate) warnings: u16,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PrepareOk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `catalog`, `schema`, `table_alias`, `table`, and `decimals` are never read
[INFO] [stdout]    --> src/protocol/text/column.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub(crate) struct ColumnDefinition {
[INFO] [stdout]     |                   ---------------- fields in this struct
[INFO] [stdout] 104 |     catalog: Bytes,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 105 |     schema: Bytes,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 106 |     table_alias: Bytes,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 107 |     table: Bytes,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     decimals: u8,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ColumnDefinition` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:137:21
[INFO] [stdout]     |
[INFO] [stdout] 137 |                     r#yield!(Either::Left(done));
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 137 |                     let _ = r#yield!(Either::Left(done));
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:170:25
[INFO] [stdout]     |
[INFO] [stdout] 170 | /                         r#yield!(Either::Left(MySqlQueryResult {
[INFO] [stdout] 171 | |                             rows_affected: 0,
[INFO] [stdout] 172 | |                             last_insert_id: 0,
[INFO] [stdout] 173 | |                         }));
[INFO] [stdout]     | |___________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 170 |                         let _ = r#yield!(Either::Left(MySqlQueryResult {
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:196:21
[INFO] [stdout]     |
[INFO] [stdout] 196 |                     r#yield!(v);
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 196 |                     let _ = r#yield!(v);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 r#yield!(v);
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 let _ = r#yield!(v);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `either::Either`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use either::Either;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Execute`
[INFO] [stdout]   --> src/lib.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 | use cdbc::executor::{Execute, Executor};
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MySql`
[INFO] [stdout]  --> src/connection/mod.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{MySql, MySqlConnectOptions};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Cow`
[INFO] [stdout]   --> src/connection/executor.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::{borrow::Cow, sync::Arc};
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stream`
[INFO] [stdout]   --> src/connection/executor.rs:21:41
[INFO] [stdout]    |
[INFO] [stdout] 21 | use cdbc::io::chan_stream::{ChanStream, Stream, TryStream};
[INFO] [stdout]    |                                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `err_end`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cdbc-0.1.23/src/io/chan_stream.rs:108:26
[INFO] [stdout]     |
[INFO] [stdout] 108 |             macro_rules! err_end {
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `end`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cdbc-0.1.23/src/io/chan_stream.rs:115:26
[INFO] [stdout]     |
[INFO] [stdout] 115 |             macro_rules! end {
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]  --> src/statement.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::borrow::Cow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Database` and `HasStatement`
[INFO] [stdout]   --> src/lib.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 | use cdbc::database::{Database, HasStatement};
[INFO] [stdout]    |                      ^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cdbc::describe::Describe`
[INFO] [stdout]   --> src/lib.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | use cdbc::describe::Describe;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cdbc::Error`
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use cdbc::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cdbc::io::chan_stream::ChanStream`
[INFO] [stdout]   --> src/lib.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use cdbc::io::chan_stream::ChanStream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stdout]  --> src/connection/auth.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use generic_array::GenericArray;
[INFO] [stdout]   |                    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stdout]   --> src/connection/auth.rs:76:6
[INFO] [stdout]    |
[INFO] [stdout] 76 | ) -> GenericArray<u8, <Sha1 as FixedOutput>::OutputSize> {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stdout]    --> src/connection/auth.rs:104:6
[INFO] [stdout]     |
[INFO] [stdout] 104 | ) -> GenericArray<u8, <Sha256 as FixedOutput>::OutputSize> {
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `accept_invalid_certs`
[INFO] [stdout]   --> src/connection/tls.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let accept_invalid_certs = !matches!(
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_accept_invalid_certs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `accept_invalid_host_names`
[INFO] [stdout]   --> src/connection/tls.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let accept_invalid_host_names = !matches!(options.ssl_mode, MySqlSslMode::VerifyIdentity);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_accept_invalid_host_names`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_str_lenenc` is never used
[INFO] [stdout]   --> src/io/buf.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub trait MySqlBufExt: Buf {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn get_str_lenenc(&mut self) -> Result<String, Error>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `connection_id` is never read
[INFO] [stdout]   --> src/protocol/connect/handshake.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) struct Handshake {
[INFO] [stdout]    |                   --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub(crate) connection_id: u32,
[INFO] [stdout]    |                ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Handshake` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `warnings` is never read
[INFO] [stdout]   --> src/protocol/response/eof.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct EofPacket {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 16 |     pub warnings: u16,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EofPacket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `warnings` is never read
[INFO] [stdout]   --> src/protocol/statement/prepare_ok.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) struct PrepareOk {
[INFO] [stdout]    |                   --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub(crate) warnings: u16,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PrepareOk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `catalog`, `schema`, `table_alias`, `table`, and `decimals` are never read
[INFO] [stdout]    --> src/protocol/text/column.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub(crate) struct ColumnDefinition {
[INFO] [stdout]     |                   ---------------- fields in this struct
[INFO] [stdout] 104 |     catalog: Bytes,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 105 |     schema: Bytes,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 106 |     table_alias: Bytes,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 107 |     table: Bytes,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     decimals: u8,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ColumnDefinition` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:137:21
[INFO] [stdout]     |
[INFO] [stdout] 137 |                     r#yield!(Either::Left(done));
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 137 |                     let _ = r#yield!(Either::Left(done));
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:170:25
[INFO] [stdout]     |
[INFO] [stdout] 170 | /                         r#yield!(Either::Left(MySqlQueryResult {
[INFO] [stdout] 171 | |                             rows_affected: 0,
[INFO] [stdout] 172 | |                             last_insert_id: 0,
[INFO] [stdout] 173 | |                         }));
[INFO] [stdout]     | |___________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 170 |                         let _ = r#yield!(Either::Left(MySqlQueryResult {
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:196:21
[INFO] [stdout]     |
[INFO] [stdout] 196 |                     r#yield!(v);
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 196 |                     let _ = r#yield!(v);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 r#yield!(v);
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 let _ = r#yield!(v);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `Command { std: "docker" "inspect" "ced9bf780acc330c0c3abbeb80a5b298a0d6f84c6e8535d1a8756a50755fa1ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ced9bf780acc330c0c3abbeb80a5b298a0d6f84c6e8535d1a8756a50755fa1ab", kill_on_drop: false }`
[INFO] [stdout] ced9bf780acc330c0c3abbeb80a5b298a0d6f84c6e8535d1a8756a50755fa1ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f6fd9e0b721265960ac59a09756001d8b27b5b8d7a0d32e04a68b8f2a8239444
[INFO] running `Command { std: "docker" "start" "-a" "f6fd9e0b721265960ac59a09756001d8b27b5b8d7a0d32e04a68b8f2a8239444", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `either::Either`
[INFO] [stderr]  --> src/lib.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use either::Either;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MySql`
[INFO] [stderr]  --> src/connection/mod.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::{MySql, MySqlConnectOptions};
[INFO] [stderr]   |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `borrow::Cow`
[INFO] [stderr]   --> src/connection/executor.rs:19:11
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::{borrow::Cow, sync::Arc};
[INFO] [stderr]    |           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Stream`
[INFO] [stderr]   --> src/connection/executor.rs:21:41
[INFO] [stderr]    |
[INFO] [stderr] 21 | use cdbc::io::chan_stream::{ChanStream, Stream, TryStream};
[INFO] [stderr]    |                                         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `err_end`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cdbc-0.1.23/src/io/chan_stream.rs:108:26
[INFO] [stderr]     |
[INFO] [stderr] 108 |             macro_rules! err_end {
[INFO] [stderr]     |                          ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `end`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cdbc-0.1.23/src/io/chan_stream.rs:115:26
[INFO] [stderr]     |
[INFO] [stderr] 115 |             macro_rules! end {
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Cow`
[INFO] [stderr]  --> src/statement.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::borrow::Cow;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cdbc::describe::Describe`
[INFO] [stderr]   --> src/lib.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | use cdbc::describe::Describe;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cdbc::Error`
[INFO] [stderr]   --> src/lib.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 | use cdbc::Error;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cdbc::io::chan_stream::ChanStream`
[INFO] [stderr]   --> src/lib.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 | use cdbc::io::chan_stream::ChanStream;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stderr]  --> src/connection/auth.rs:5:20
[INFO] [stderr]   |
[INFO] [stderr] 5 | use generic_array::GenericArray;
[INFO] [stderr]   |                    ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stderr]   --> src/connection/auth.rs:76:6
[INFO] [stderr]    |
[INFO] [stderr] 76 | ) -> GenericArray<u8, <Sha1 as FixedOutput>::OutputSize> {
[INFO] [stderr]    |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stderr]    --> src/connection/auth.rs:104:6
[INFO] [stderr]     |
[INFO] [stderr] 104 | ) -> GenericArray<u8, <Sha256 as FixedOutput>::OutputSize> {
[INFO] [stderr]     |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HasStatement`
[INFO] [stderr]   --> src/lib.rs:31:32
[INFO] [stderr]    |
[INFO] [stderr] 31 | use cdbc::database::{Database, HasStatement};
[INFO] [stderr]    |                                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Execute`
[INFO] [stderr]   --> src/lib.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 | use cdbc::executor::{Execute, Executor};
[INFO] [stderr]    |                      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Database`
[INFO] [stderr]   --> src/lib.rs:31:22
[INFO] [stderr]    |
[INFO] [stderr] 31 | use cdbc::database::{Database, HasStatement};
[INFO] [stderr]    |                      ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `accept_invalid_certs`
[INFO] [stderr]   --> src/connection/tls.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let accept_invalid_certs = !matches!(
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_accept_invalid_certs`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `accept_invalid_host_names`
[INFO] [stderr]   --> src/connection/tls.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let accept_invalid_host_names = !matches!(options.ssl_mode, MySqlSslMode::VerifyIdentity);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_accept_invalid_host_names`
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_str_lenenc` is never used
[INFO] [stderr]   --> src/io/buf.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 6  | pub trait MySqlBufExt: Buf {
[INFO] [stderr]    |           ----------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 14 |     fn get_str_lenenc(&mut self) -> Result<String, Error>;
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `protocol_version`, `connection_id`, `server_default_collation`, and `status` are never read
[INFO] [stderr]   --> src/protocol/connect/handshake.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub(crate) struct Handshake {
[INFO] [stderr]    |                   --------- fields in this struct
[INFO] [stderr] 15 |     pub(crate) protocol_version: u8,
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^
[INFO] [stderr] 16 |     pub(crate) server_version: String,
[INFO] [stderr] 17 |     pub(crate) connection_id: u32,
[INFO] [stderr]    |                ^^^^^^^^^^^^^
[INFO] [stderr] 18 |     pub(crate) server_capabilities: Capabilities,
[INFO] [stderr] 19 |     pub(crate) server_default_collation: u8,
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 20 |     pub(crate) status: Status,
[INFO] [stderr]    |                ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Handshake` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `warnings` is never read
[INFO] [stderr]   --> src/protocol/response/eof.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct EofPacket {
[INFO] [stderr]    |            --------- field in this struct
[INFO] [stderr] 16 |     pub warnings: u16,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `EofPacket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `warnings` is never read
[INFO] [stderr]   --> src/protocol/statement/prepare_ok.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub(crate) struct PrepareOk {
[INFO] [stderr]    |                   --------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 14 |     pub(crate) warnings: u16,
[INFO] [stderr]    |                ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `PrepareOk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `catalog`, `schema`, `table_alias`, `table`, and `decimals` are never read
[INFO] [stderr]    --> src/protocol/text/column.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 103 | pub(crate) struct ColumnDefinition {
[INFO] [stderr]     |                   ---------------- fields in this struct
[INFO] [stderr] 104 |     catalog: Bytes,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 105 |     schema: Bytes,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 106 |     table_alias: Bytes,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 107 |     table: Bytes,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 114 |     decimals: u8,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ColumnDefinition` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/connection/executor.rs:137:21
[INFO] [stderr]     |
[INFO] [stderr] 137 |                     r#yield!(Either::Left(done));
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 137 |                     let _ = r#yield!(Either::Left(done));
[INFO] [stderr]     |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/connection/executor.rs:170:25
[INFO] [stderr]     |
[INFO] [stderr] 170 | /                         r#yield!(Either::Left(MySqlQueryResult {
[INFO] [stderr] 171 | |                             rows_affected: 0,
[INFO] [stderr] 172 | |                             last_insert_id: 0,
[INFO] [stderr] 173 | |                         }));
[INFO] [stderr]     | |___________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 170 |                         let _ = r#yield!(Either::Left(MySqlQueryResult {
[INFO] [stderr]     |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/connection/executor.rs:196:21
[INFO] [stderr]     |
[INFO] [stderr] 196 |                     r#yield!(v);
[INFO] [stderr]     |                     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 196 |                     let _ = r#yield!(v);
[INFO] [stderr]     |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/connection/executor.rs:219:17
[INFO] [stderr]     |
[INFO] [stderr] 219 |                 r#yield!(v);
[INFO] [stderr]     |                 ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 219 |                 let _ = r#yield!(v);
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Database` and `HasStatement`
[INFO] [stderr]   --> src/lib.rs:31:22
[INFO] [stderr]    |
[INFO] [stderr] 31 | use cdbc::database::{Database, HasStatement};
[INFO] [stderr]    |                      ^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `connection_id` is never read
[INFO] [stderr]   --> src/protocol/connect/handshake.rs:17:16
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub(crate) struct Handshake {
[INFO] [stderr]    |                   --------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 17 |     pub(crate) connection_id: u32,
[INFO] [stderr]    |                ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Handshake` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `cdbc-mysql` (lib) generated 27 warnings (run `cargo fix --lib -p cdbc-mysql` to apply 8 suggestions)
[INFO] [stderr] warning: `cdbc-mysql` (lib test) generated 26 warnings (24 duplicates) (run `cargo fix --lib -p cdbc-mysql --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cdbc_mysql-084d480c997b1082)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test io::buf_mut::test_encodes_byte_lenenc ... ok
[INFO] [stdout] test io::buf_mut::test_encodes_int_lenenc_fe ... ok
[INFO] [stdout] test io::buf_mut::test_encodes_int_lenenc_fb ... ok
[INFO] [stdout] test io::buf_mut::test_encodes_int_lenenc_u8 ... ok
[INFO] [stdout] test io::buf_mut::test_encodes_string_lenenc ... ok
[INFO] [stdout] test options::parse::it_parses_password_with_non_ascii_chars_correctly ... ok
[INFO] [stdout] test options::parse::it_parses_username_with_at_sign_correctly ... ok
[INFO] [stdout] test protocol::connect::handshake::test_decode_handshake_mariadb_10_4_7 ... ok
[INFO] [stdout] test protocol::connect::handshake::test_decode_handshake_mysql_8_0_18 ... ok
[INFO] [stdout] test protocol::response::err::test_decode_err_packet_out_of_order ... ok
[INFO] [stdout] test protocol::response::ok::test_decode_ok_packet ... ok
[INFO] [stdout] test io::buf_mut::test_encodes_int_lenenc_ff ... ok
[INFO] [stdout] test io::buf_mut::test_encodes_int_lenenc_u16 ... ok
[INFO] [stdout] test io::buf_mut::test_encodes_int_lenenc_u64 ... ok
[INFO] [stdout] test io::buf_mut::test_encodes_int_lenenc_fd ... ok
[INFO] [stdout] test protocol::response::err::test_decode_err_packet_unknown_database ... ok
[INFO] [stdout] test io::buf_mut::test_encodes_int_lenenc_fc ... ok
[INFO] [stdout] test io::buf_mut::test_encodes_int_lenenc_u24 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cdbc_mysql
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/options/mod.rs - options::MySqlConnectOptions (line 32) - compile ... FAILED
[INFO] [stdout] test src/options/mod.rs - options::MySqlConnectOptions::ssl_ca (line 156) ... FAILED
[INFO] [stdout] test src/options/mod.rs - options::MySqlConnectOptions::ssl_mode (line 142) ... FAILED
[INFO] [stdout] test src/options/mod.rs - options::MySqlConnectOptions::ssl_ca_from_pem (line 171) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/options/mod.rs - options::MySqlConnectOptions (line 32) stdout ----
[INFO] [stdout] error: expected identifier, found `::`
[INFO] [stdout]  --> src/options/mod.rs:35:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cdbc_mysql::::{MySqlConnectOptions, MySqlConnection, MySqlSslMode};
[INFO] [stdout]   |                 ^^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/options/mod.rs - options::MySqlConnectOptions::ssl_ca (line 156) stdout ----
[INFO] [stdout] error: expected identifier, found `::`
[INFO] [stdout]  --> src/options/mod.rs:157:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cdbc_mysql::::{MySqlSslMode, MySqlConnectOptions};
[INFO] [stdout]   |                 ^^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/options/mod.rs - options::MySqlConnectOptions::ssl_mode (line 142) stdout ----
[INFO] [stdout] error: expected identifier, found `::`
[INFO] [stdout]  --> src/options/mod.rs:143:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cdbc_mysql::::{MySqlSslMode, MySqlConnectOptions};
[INFO] [stdout]   |                 ^^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/options/mod.rs - options::MySqlConnectOptions::ssl_ca_from_pem (line 171) stdout ----
[INFO] [stdout] error: expected identifier, found `::`
[INFO] [stdout]  --> src/options/mod.rs:172:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cdbc_mysql::::{MySqlSslMode, MySqlConnectOptions};
[INFO] [stdout]   |                 ^^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/options/mod.rs - options::MySqlConnectOptions (line 32)
[INFO] [stdout]     src/options/mod.rs - options::MySqlConnectOptions::ssl_ca (line 156)
[INFO] [stdout]     src/options/mod.rs - options::MySqlConnectOptions::ssl_ca_from_pem (line 171)
[INFO] [stdout]     src/options/mod.rs - options::MySqlConnectOptions::ssl_mode (line 142)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f6fd9e0b721265960ac59a09756001d8b27b5b8d7a0d32e04a68b8f2a8239444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6fd9e0b721265960ac59a09756001d8b27b5b8d7a0d32e04a68b8f2a8239444", kill_on_drop: false }`
[INFO] [stdout] f6fd9e0b721265960ac59a09756001d8b27b5b8d7a0d32e04a68b8f2a8239444
