[INFO] cloning repository https://github.com/andreemidio/connection_pool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andreemidio/connection_pool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreemidio%2Fconnection_pool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreemidio%2Fconnection_pool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 212dcf6e293d16f313ae87e27c99a2a195402f42
[INFO] checking andreemidio/connection_pool against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreemidio%2Fconnection_pool" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andreemidio/connection_pool
[INFO] finished tweaking git repo https://github.com/andreemidio/connection_pool
[INFO] tweaked toml for git repo https://github.com/andreemidio/connection_pool written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andreemidio/connection_pool on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andreemidio/connection_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" "+52995a223f2919dd3e2e427231db90a257350ded" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7f7c7d44374c12e46f3ae9e2cb4b9987e24254fde091cebaf4a9d84aa1f6d2c4
[INFO] running `Command { std: "docker" "start" "7f7c7d44374c12e46f3ae9e2cb4b9987e24254fde091cebaf4a9d84aa1f6d2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f7c7d44374c12e46f3ae9e2cb4b9987e24254fde091cebaf4a9d84aa1f6d2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7f7c7d44374c12e46f3ae9e2cb4b9987e24254fde091cebaf4a9d84aa1f6d2c4" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f7c7d44374c12e46f3ae9e2cb4b9987e24254fde091cebaf4a9d84aa1f6d2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7f7c7d44374c12e46f3ae9e2cb4b9987e24254fde091cebaf4a9d84aa1f6d2c4" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]    Compiling target-lexicon v0.13.2
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]     Checking uuid v1.17.0
[INFO] [stderr]     Checking pretty-hex v0.3.0
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]     Checking connection-string v0.2.0
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]    Compiling pyo3-build-config v0.25.1
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling pyo3-macros-backend v0.25.1
[INFO] [stderr]    Compiling pyo3-ffi v0.25.1
[INFO] [stderr]    Compiling pyo3 v0.25.1
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling enumflags2_derive v0.7.12
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]     Checking enumflags2 v0.7.12
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking zerovec v0.11.2
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking tinystr v0.8.1
[INFO] [stderr]     Checking potential_utf v0.1.2
[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking icu_locale_core v2.0.0
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]    Compiling pyo3-macros v0.25.1
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking icu_properties v2.0.1
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking asynchronous-codec v0.6.2
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking async-native-tls v0.4.0
[INFO] [stderr]     Checking tiberius v0.11.8
[INFO] [stderr]     Checking connection_pool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]  --> src/lib.rs:5:41
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn sum_as_string(a: usize, b: usize) -> PyResult<String> {
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]   = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]  --> src/lib.rs:5:41
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn sum_as_string(a: usize, b: usize) -> PyResult<String> {
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]   = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `connection_pool` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `connection_pool` (lib) due to 1 previous error
[INFO] [stderr] warning: unused dependency `anyhow`
[INFO] [stderr]  --> Cargo.toml:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | anyhow = "1.0"
[INFO] [stderr]   | ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `anyhow`
[INFO] [stderr] warning: unused dependency `serde_json`
[INFO] [stderr]  --> Cargo.toml:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | serde_json = "1.0"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the dependency on `serde_json`
[INFO] [stderr] warning: unused dependency `tiberius`
[INFO] [stderr]  --> Cargo.toml:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 | [dependencies.tiberius]
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the dependency on `tiberius`
[INFO] [stderr] warning: `connection_pool` (manifest) generated 3 warnings
[INFO] running `Command { std: "docker" "inspect" "7f7c7d44374c12e46f3ae9e2cb4b9987e24254fde091cebaf4a9d84aa1f6d2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f7c7d44374c12e46f3ae9e2cb4b9987e24254fde091cebaf4a9d84aa1f6d2c4", kill_on_drop: false }`
[INFO] [stdout] 7f7c7d44374c12e46f3ae9e2cb4b9987e24254fde091cebaf4a9d84aa1f6d2c4
