[INFO] cloning repository https://github.com/andresrsanchez/nightly-pool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andresrsanchez/nightly-pool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandresrsanchez%2Fnightly-pool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandresrsanchez%2Fnightly-pool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52e8eb6a0c07b5e4c5b0927c0c599d5ab65550ae
[INFO] testing andresrsanchez/nightly-pool against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandresrsanchez%2Fnightly-pool" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andresrsanchez/nightly-pool
[INFO] finished tweaking git repo https://github.com/andresrsanchez/nightly-pool
[INFO] tweaked toml for git repo https://github.com/andresrsanchez/nightly-pool written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andresrsanchez/nightly-pool on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andresrsanchez/nightly-pool already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a00b0f45c354cdfdce3d0555895a064d563624b7ccb97bda50d8e55c15ba982
[INFO] running `Command { std: "docker" "start" "-a" "9a00b0f45c354cdfdce3d0555895a064d563624b7ccb97bda50d8e55c15ba982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a00b0f45c354cdfdce3d0555895a064d563624b7ccb97bda50d8e55c15ba982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a00b0f45c354cdfdce3d0555895a064d563624b7ccb97bda50d8e55c15ba982", kill_on_drop: false }`
[INFO] [stdout] 9a00b0f45c354cdfdce3d0555895a064d563624b7ccb97bda50d8e55c15ba982
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efdf56cfb2ff6f9d10ed82e2dd3cb45e0d5539bed5332832de39488adf99b820
[INFO] running `Command { std: "docker" "start" "-a" "efdf56cfb2ff6f9d10ed82e2dd3cb45e0d5539bed5332832de39488adf99b820", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling futures-sink v0.3.27
[INFO] [stderr]    Compiling futures-task v0.3.27
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling futures-channel v0.3.27
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling async-trait v0.1.67
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]    Compiling phf v0.11.1
[INFO] [stderr]    Compiling concurrent-queue v2.1.0
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling async-channel v1.8.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.4
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling mio v0.8.6
[INFO] [stderr]    Compiling digest v0.10.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling md-5 v0.10.5
[INFO] [stderr]    Compiling sha2 v0.10.6
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling postgres-protocol v0.6.4
[INFO] [stderr]    Compiling postgres-types v0.2.4
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling futures-macro v0.3.27
[INFO] [stderr]    Compiling tokio-util v0.7.7
[INFO] [stderr]    Compiling tokio-postgres v0.7.7
[INFO] [stderr]    Compiling nightly-pool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `metrics` is never used
[INFO] [stdout]    --> src/main.rs:192:12
[INFO] [stdout]     |
[INFO] [stdout]  62 | impl Pool {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 192 |     pub fn metrics(&self) -> Result<Metrics, PoolError> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Metrics` is never constructed
[INFO] [stdout]    --> src/main.rs:205:8
[INFO] [stdout]     |
[INFO] [stdout] 205 | struct Metrics {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner_client` is never read
[INFO] [stdout]    --> src/main.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 214 | struct InnerPoolClient {
[INFO] [stdout]     |        --------------- field in this struct
[INFO] [stdout] 215 |     pool: Weak<InnerPool>,
[INFO] [stdout] 216 |     inner_client: tokio_postgres::Client,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |                 self.inner_pool.idle_sender.try_send(None);
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 142 |                 let _ = self.inner_pool.idle_sender.try_send(None);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     self.inner_pool.idle_sender.try_send(None);
[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] 176 |                     let _ = self.inner_pool.idle_sender.try_send(None);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.93s
[INFO] running `Command { std: "docker" "inspect" "efdf56cfb2ff6f9d10ed82e2dd3cb45e0d5539bed5332832de39488adf99b820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efdf56cfb2ff6f9d10ed82e2dd3cb45e0d5539bed5332832de39488adf99b820", kill_on_drop: false }`
[INFO] [stdout] efdf56cfb2ff6f9d10ed82e2dd3cb45e0d5539bed5332832de39488adf99b820
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b2edd53b62ce46ecb12522b3b465372b596c3e97b9e26f500470cbc1041b5b6
[INFO] running `Command { std: "docker" "start" "-a" "0b2edd53b62ce46ecb12522b3b465372b596c3e97b9e26f500470cbc1041b5b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling nightly-pool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `busy`, `total`, and `clean_counter` are never read
[INFO] [stdout]    --> src/main.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 205 | struct Metrics {
[INFO] [stdout]     |        ------- fields in this struct
[INFO] [stdout] 206 |     pub idle: usize,
[INFO] [stdout] 207 |     pub busy: usize,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 208 |     pub total: usize,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 209 |     pub clean_counter: usize,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Metrics` has a derived impl for the trait `Clone`, but this is 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 `inner_client` is never read
[INFO] [stdout]    --> src/main.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 214 | struct InnerPoolClient {
[INFO] [stdout]     |        --------------- field in this struct
[INFO] [stdout] 215 |     pool: Weak<InnerPool>,
[INFO] [stdout] 216 |     inner_client: tokio_postgres::Client,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_client_with_timeout_from_empty_pool` is never used
[INFO] [stdout]    --> src/main.rs:265:14
[INFO] [stdout]     |
[INFO] [stdout] 265 |     async fn get_client_with_timeout_from_empty_pool() {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |                 self.inner_pool.idle_sender.try_send(None);
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 142 |                 let _ = self.inner_pool.idle_sender.try_send(None);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     self.inner_pool.idle_sender.try_send(None);
[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] 176 |                     let _ = self.inner_pool.idle_sender.try_send(None);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "0b2edd53b62ce46ecb12522b3b465372b596c3e97b9e26f500470cbc1041b5b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b2edd53b62ce46ecb12522b3b465372b596c3e97b9e26f500470cbc1041b5b6", kill_on_drop: false }`
[INFO] [stdout] 0b2edd53b62ce46ecb12522b3b465372b596c3e97b9e26f500470cbc1041b5b6
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 16470410028bb60a2066bcee9e1d3824b0c47a27225359455453ebf63729836d
[INFO] running `Command { std: "docker" "start" "-a" "16470410028bb60a2066bcee9e1d3824b0c47a27225359455453ebf63729836d", kill_on_drop: false }`
[INFO] [stderr] warning: fields `busy`, `total`, and `clean_counter` are never read
[INFO] [stderr]    --> src/main.rs:207:9
[INFO] [stderr]     |
[INFO] [stderr] 205 | struct Metrics {
[INFO] [stderr]     |        ------- fields in this struct
[INFO] [stderr] 206 |     pub idle: usize,
[INFO] [stderr] 207 |     pub busy: usize,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr] 208 |     pub total: usize,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 209 |     pub clean_counter: usize,
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Metrics` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `inner_client` is never read
[INFO] [stderr]    --> src/main.rs:216:5
[INFO] [stderr]     |
[INFO] [stderr] 214 | struct InnerPoolClient {
[INFO] [stderr]     |        --------------- field in this struct
[INFO] [stderr] 215 |     pool: Weak<InnerPool>,
[INFO] [stderr] 216 |     inner_client: tokio_postgres::Client,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_client_with_timeout_from_empty_pool` is never used
[INFO] [stderr]    --> src/main.rs:265:14
[INFO] [stderr]     |
[INFO] [stderr] 265 |     async fn get_client_with_timeout_from_empty_pool() {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:142:17
[INFO] [stderr]     |
[INFO] [stderr] 142 |                 self.inner_pool.idle_sender.try_send(None);
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 142 |                 let _ = self.inner_pool.idle_sender.try_send(None);
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:176:21
[INFO] [stderr]     |
[INFO] [stderr] 176 |                     self.inner_pool.idle_sender.try_send(None);
[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] 176 |                     let _ = self.inner_pool.idle_sender.try_send(None);
[INFO] [stderr]     |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `nightly-pool` (bin "nightly-pool" test) generated 5 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nightly_pool-56a4d8779a0d76f9)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::client_returned_to_the_pool_is_reset ... ok
[INFO] [stdout] test tests::old_client_gets_pruned ... ok
[INFO] [stdout] test tests::get_client_and_open_with_timeout ... ok
[INFO] [stdout] test tests::check_clients_pruning ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::check_clients_pruning stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::check_clients_pruning' (25) panicked at src/main.rs:303:17:
[INFO] [stdout] assertion failed: conn.is_ok()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x617f9a761bf2 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x617f9a761bf2 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x617f9a761bf2 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x617f9a761bf2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x617f9a772a3f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x617f9a772a3f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x617f9a72de91 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x617f9a72de91 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stderr] error: test failed, to rerun pass `--bin nightly-pool`
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x617f9a73a712 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x617f9a73f6cf - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x617f9a73f561 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x617f9a65cf3e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x617f9a65cf3e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x617f9a73fe3f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x617f9a73fe3f - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x617f9a73fbb6 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x617f9a73a849 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x617f9a72214d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x617f9a77b2b0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x617f9a77b28c - core::panicking::panic::h355c5fec13755e30
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x617f9a547461 - nightly_pool::tests::check_clients_pruning::{{closure}}::hfa3da70ab1bf61e8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:303:17
[INFO] [stdout]   21:     0x617f9a569d82 - <core::pin::Pin<P> as core::future::future::Future>::poll::hb73cf186ea745d8c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/future/future.rs:133:9
[INFO] [stdout]   22:     0x617f9a569dbd - <core::pin::Pin<P> as core::future::future::Future>::poll::hbb2be55c6090b6e9
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/future/future.rs:133:9
[INFO] [stdout]   23:     0x617f9a54068d - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::hcb7e4e105a8b8353
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.26.0/src/runtime/scheduler/current_thread.rs:541:73
[INFO] [stdout]   24:     0x617f9a54055b - tokio::runtime::coop::with_budget::heea9f6b669a88faa
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.26.0/src/runtime/coop.rs:107:5
[INFO] [stdout]   25:     0x617f9a54055b - tokio::runtime::coop::budget::hfa6cbfb4175edba1
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.26.0/src/runtime/coop.rs:73:5
[INFO] [stdout]   26:     0x617f9a54055b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::h19f9aa3a00c315dc
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.26.0/src/runtime/scheduler/current_thread.rs:541:25
[INFO] [stdout]   27:     0x617f9a53f120 - tokio::runtime::scheduler::current_thread::Context::enter::h9d6718bb32780fec
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.26.0/src/runtime/scheduler/current_thread.rs:350:19
[INFO] [stdout]   28:     0x617f9a53fb7a - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::h7b8a106f1bf6f11c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.26.0/src/runtime/scheduler/current_thread.rs:540:44
[INFO] [stdout]   29:     0x617f9a53f904 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::h81af6317385f30c2
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.26.0/src/runtime/scheduler/current_thread.rs:615:57
[INFO] [stdout]   30:     0x617f9a557fa3 - tokio::macros::scoped_tls::ScopedKey<T>::set::hd87997a6269962f6
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.26.0/src/macros/scoped_tls.rs:61:9
[INFO] [stdout]   31:     0x617f9a53f6af - tokio::runtime::scheduler::current_thread::CoreGuard::enter::h3c0adc09a49c15d6
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.26.0/src/runtime/scheduler/current_thread.rs:615:35
[INFO] [stdout]   32:     0x617f9a53f922 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::h8c9f25d2e4f2de5b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.26.0/src/runtime/scheduler/current_thread.rs:530:24
[INFO] [stdout]   33:     0x617f9a53e193 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::ha31ace6feacab6a9
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.26.0/src/runtime/scheduler/current_thread.rs:154:29
[INFO] [stdout]   34:     0x617f9a552b2a - tokio::runtime::runtime::Runtime::block_on::h4f6ebf84c4218d22
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.26.0/src/runtime/runtime.rs:302:52
[INFO] [stdout]   35:     0x617f9a546e8d - nightly_pool::tests::check_clients_pruning::h614fca55e2d5b302
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:309:36
[INFO] [stdout]   36:     0x617f9a546f27 - nightly_pool::tests::check_clients_pruning::{{closure}}::h16e94092e7af5c55
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:290:37
[INFO] [stdout]   37:     0x617f9a526506 - core::ops::function::FnOnce::call_once::hf6d4f7e5da54b41f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   38:     0x617f9a65ccfb - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   39:     0x617f9a65ccfb - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   40:     0x617f9a672965 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   41:     0x617f9a672965 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   42:     0x617f9a672965 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   43:     0x617f9a672965 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   44:     0x617f9a672965 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   45:     0x617f9a672965 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   46:     0x617f9a672965 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   47:     0x617f9a649154 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   48:     0x617f9a649154 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   49:     0x617f9a64ca1a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   50:     0x617f9a64ca1a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   51:     0x617f9a64ca1a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   52:     0x617f9a64ca1a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   53:     0x617f9a64ca1a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x617f9a64ca1a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   55:     0x617f9a64ca1a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   56:     0x617f9a7359af - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   57:     0x617f9a7359af - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   58:     0x715532ec9aa4 - <unknown>
[INFO] [stdout]   59:     0x715532f56a34 - clone
[INFO] [stdout]   60:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::check_clients_pruning
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "16470410028bb60a2066bcee9e1d3824b0c47a27225359455453ebf63729836d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16470410028bb60a2066bcee9e1d3824b0c47a27225359455453ebf63729836d", kill_on_drop: false }`
[INFO] [stdout] 16470410028bb60a2066bcee9e1d3824b0c47a27225359455453ebf63729836d
