[INFO] fetching crate cdbc-pg 0.1.22...
[INFO] checking cdbc-pg-0.1.22 against try#8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f for pr-114559
[INFO] extracting crate cdbc-pg 0.1.22 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate cdbc-pg 0.1.22 on toolchain 8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cdbc-pg 0.1.22
[INFO] finished tweaking crates.io crate cdbc-pg 0.1.22
[INFO] tweaked toml for crates.io crate cdbc-pg 0.1.22 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8e5e46d18ce4ada2203a82b2211a1e5685c3418c7a410c098ea29393497f123
[INFO] running `Command { std: "docker" "start" "-a" "f8e5e46d18ce4ada2203a82b2211a1e5685c3418c7a410c098ea29393497f123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8e5e46d18ce4ada2203a82b2211a1e5685c3418c7a410c098ea29393497f123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8e5e46d18ce4ada2203a82b2211a1e5685c3418c7a410c098ea29393497f123", kill_on_drop: false }`
[INFO] [stdout] f8e5e46d18ce4ada2203a82b2211a1e5685c3418c7a410c098ea29393497f123
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07c6149200f2c145bd23e0018ae9efa7e40d7a4ef3da65d61f6f871e9a10d58e
[INFO] running `Command { std: "docker" "start" "-a" "07c6149200f2c145bd23e0018ae9efa7e40d7a4ef3da65d61f6f871e9a10d58e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling mco v0.1.44
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking time-core v0.1.1
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking whoami v1.4.1
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking stringprep v0.1.3
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]     Checking atoi v0.4.0
[INFO] [stderr]    Compiling mco-gen v0.1.0
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking nix v0.21.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking hashlink v0.7.0
[INFO] [stderr]     Checking thiserror v1.0.44
[INFO] [stderr]     Checking deranged v0.3.7
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling cdbc-macro v0.1.23
[INFO] [stderr]     Checking time v0.3.25
[INFO] [stderr]     Checking cdbc v0.1.23
[INFO] [stderr]     Checking cdbc-pg v0.1.22 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `borrow::Cow`
[INFO] [stdout]   --> src/connection/executor.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::{borrow::Cow, sync::Arc};
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `err_end`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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-6f17d22bba15001f/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: `Notice`
[INFO] [stdout]  --> src/connection/stream.rs:9:46
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::message::{Message, MessageFormat, Notice, Notification, ParameterStatus};
[INFO] [stdout]   |                                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PgSeverity`
[INFO] [stdout]   --> src/connection/stream.rs:10:48
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::{PgConnectOptions, PgDatabaseError, PgSeverity};
[INFO] [stdout]    |                                                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Receiver`
[INFO] [stdout]   --> src/connection/stream.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 | use mco::std::sync::channel::{Receiver, Sender};
[INFO] [stdout]    |                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mco::std::sync::channel`
[INFO] [stdout]   --> src/listener.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use mco::std::sync::channel;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]    --> src/message/response.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |             use std::convert::TryInto;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `TryInto` is already defined here
[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: `borrow::Cow`
[INFO] [stdout]   --> src/connection/executor.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::{borrow::Cow, sync::Arc};
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `err_end`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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-6f17d22bba15001f/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: `Notice`
[INFO] [stdout]  --> src/connection/stream.rs:9:46
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::message::{Message, MessageFormat, Notice, Notification, ParameterStatus};
[INFO] [stdout]   |                                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PgSeverity`
[INFO] [stdout]   --> src/connection/stream.rs:10:48
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::{PgConnectOptions, PgDatabaseError, PgSeverity};
[INFO] [stdout]    |                                                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Receiver`
[INFO] [stdout]   --> src/connection/stream.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 | use mco::std::sync::channel::{Receiver, Sender};
[INFO] [stdout]    |                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mco::std::sync::channel`
[INFO] [stdout]   --> src/listener.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use mco::std::sync::channel;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]    --> src/message/response.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |             use std::convert::TryInto;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `TryInto` is already defined here
[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 variable: `accept_invalid_certs`
[INFO] [stdout]   --> src/connection/tls.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     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_hostnames`
[INFO] [stdout]   --> src/connection/tls.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let accept_invalid_hostnames = !matches!(options.ssl_mode, PgSslMode::VerifyFull);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_accept_invalid_hostnames`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `accept_invalid_certs`
[INFO] [stdout]   --> src/connection/tls.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     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_hostnames`
[INFO] [stdout]   --> src/connection/tls.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let accept_invalid_hostnames = !matches!(options.ssl_mode, PgSslMode::VerifyFull);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_accept_invalid_hostnames`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `fetch_socket` is never used
[INFO] [stdout]    --> src/options/mod.rs:367:19
[INFO] [stdout]     |
[INFO] [stdout] 98  | impl PgConnectOptions {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 367 |     pub(crate) fn fetch_socket(&self) -> Option<String> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:276:25
[INFO] [stdout]     |
[INFO] [stdout] 276 | /                         r#yield!(Either::Left(PgQueryResult {
[INFO] [stdout] 277 | |                             rows_affected: cc.rows_affected(),
[INFO] [stdout] 278 | |                         }));
[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]     = note: this warning originates in the macro `yield` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:307:25
[INFO] [stdout]     |
[INFO] [stdout] 307 |                         r#yield!(Either::Right(row));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `yield` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:347:17
[INFO] [stdout]     |
[INFO] [stdout] 347 |                 r#yield!(v);
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `yield` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/copy.rs:317:44
[INFO] [stdout]     |
[INFO] [stdout] 317 |                 MessageFormat::CopyData => r#yield!(msg.decode::<CopyData<Bytes>>()?.0),
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `yield` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/listener.rs:255:17
[INFO] [stdout]     |
[INFO] [stdout] 255 |                 r#yield!(self.recv()?);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `yield` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `fetch_socket` is never used
[INFO] [stdout]    --> src/options/mod.rs:367:19
[INFO] [stdout]     |
[INFO] [stdout] 98  | impl PgConnectOptions {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 367 |     pub(crate) fn fetch_socket(&self) -> Option<String> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:276:25
[INFO] [stdout]     |
[INFO] [stdout] 276 | /                         r#yield!(Either::Left(PgQueryResult {
[INFO] [stdout] 277 | |                             rows_affected: cc.rows_affected(),
[INFO] [stdout] 278 | |                         }));
[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]     = note: this warning originates in the macro `yield` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:307:25
[INFO] [stdout]     |
[INFO] [stdout] 307 |                         r#yield!(Either::Right(row));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `yield` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection/executor.rs:347:17
[INFO] [stdout]     |
[INFO] [stdout] 347 |                 r#yield!(v);
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `yield` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/copy.rs:317:44
[INFO] [stdout]     |
[INFO] [stdout] 317 |                 MessageFormat::CopyData => r#yield!(msg.decode::<CopyData<Bytes>>()?.0),
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `yield` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/listener.rs:255:17
[INFO] [stdout]     |
[INFO] [stdout] 255 |                 r#yield!(self.recv()?);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `yield` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.74s
[INFO] running `Command { std: "docker" "inspect" "07c6149200f2c145bd23e0018ae9efa7e40d7a4ef3da65d61f6f871e9a10d58e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07c6149200f2c145bd23e0018ae9efa7e40d7a4ef3da65d61f6f871e9a10d58e", kill_on_drop: false }`
[INFO] [stdout] 07c6149200f2c145bd23e0018ae9efa7e40d7a4ef3da65d61f6f871e9a10d58e
