[INFO] fetching crate fujin-connector-kafka 0.6.0...
[INFO] checking fujin-connector-kafka-0.6.0 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate fujin-connector-kafka 0.6.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate fujin-connector-kafka 0.6.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate fujin-connector-kafka 0.6.0
[INFO] tweaked toml for crates.io crate fujin-connector-kafka 0.6.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fujin-connector-kafka 0.6.0 on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fujin-connector-kafka 0.6.0 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:82:1
[INFO] [stderr]    |
[INFO] [stderr] 82 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `fujin-connector-kafka` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 140d4bf89b9f1f08eaaa1c47c6d35608fc242e88157e484eb9fa4b98a6b301aa
[INFO] running `Command { std: "docker" "start" "140d4bf89b9f1f08eaaa1c47c6d35608fc242e88157e484eb9fa4b98a6b301aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "140d4bf89b9f1f08eaaa1c47c6d35608fc242e88157e484eb9fa4b98a6b301aa", 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" "140d4bf89b9f1f08eaaa1c47c6d35608fc242e88157e484eb9fa4b98a6b301aa" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "140d4bf89b9f1f08eaaa1c47c6d35608fc242e88157e484eb9fa4b98a6b301aa", 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 --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "140d4bf89b9f1f08eaaa1c47c6d35608fc242e88157e484eb9fa4b98a6b301aa" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:82:1
[INFO] [stderr]    |
[INFO] [stderr] 82 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `fujin-connector-kafka` (manifest) generated 1 warning
[INFO] [stderr]    Compiling winnow v1.0.4
[INFO] [stderr]    Compiling cc v1.4.3
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking arc-swap v1.9.2
[INFO] [stderr]    Compiling tokio-macros v2.7.2
[INFO] [stderr]    Compiling async-trait v0.1.92
[INFO] [stderr]     Checking futures-util v0.3.34
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking log v0.4.33
[INFO] [stderr]     Checking fujin-error v0.6.0
[INFO] [stderr]     Checking tokio v1.53.1
[INFO] [stderr]    Compiling openssl-src v300.6.1+3.6.3
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]    Compiling libz-sys v1.1.29
[INFO] [stderr]    Compiling openssl-sys v0.9.117
[INFO] [stderr]    Compiling rdkafka-sys v4.10.0+2.12.1
[INFO] [stderr]    Compiling toml_parser v1.1.3+spec-1.1.0
[INFO] [stderr]    Compiling toml_edit v0.25.13+spec-1.1.0
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]    Compiling num_enum_derive v0.7.6
[INFO] [stderr]     Checking num_enum v0.7.6
[INFO] [stderr]     Checking fujin-connector v0.6.0
[INFO] [stderr]     Checking tokio-util v0.7.19
[INFO] [stderr]     Checking fujin-middleware v0.6.0
[INFO] [stderr]     Checking fujin-core v0.6.0
[INFO] [stderr]     Checking rdkafka v0.39.0
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `rd_kafka_vtype_t`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:467:17
[INFO] [stdout]     |
[INFO] [stdout] 467 |                 RD_KAFKA_VTYPE_TOPIC,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `rd_kafka_vtype_t` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:467:17
[INFO] [stdout]     |
[INFO] [stdout] 467 |                 RD_KAFKA_VTYPE_TOPIC,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout]     = note: requested on the command line with `--force-warn invalid-c-variadic-arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `rd_kafka_vtype_t`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:469:17
[INFO] [stdout]     |
[INFO] [stdout] 469 |                 RD_KAFKA_VTYPE_PARTITION,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `rd_kafka_vtype_t` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:469:17
[INFO] [stdout]     |
[INFO] [stdout] 469 |                 RD_KAFKA_VTYPE_PARTITION,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `rd_kafka_vtype_t`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:471:17
[INFO] [stdout]     |
[INFO] [stdout] 471 |                 RD_KAFKA_VTYPE_MSGFLAGS,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `rd_kafka_vtype_t` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:471:17
[INFO] [stdout]     |
[INFO] [stdout] 471 |                 RD_KAFKA_VTYPE_MSGFLAGS,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `rd_kafka_vtype_t`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:473:17
[INFO] [stdout]     |
[INFO] [stdout] 473 |                 RD_KAFKA_VTYPE_VALUE,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `rd_kafka_vtype_t` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:473:17
[INFO] [stdout]     |
[INFO] [stdout] 473 |                 RD_KAFKA_VTYPE_VALUE,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `rd_kafka_vtype_t`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:476:17
[INFO] [stdout]     |
[INFO] [stdout] 476 |                 RD_KAFKA_VTYPE_KEY,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `rd_kafka_vtype_t` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:476:17
[INFO] [stdout]     |
[INFO] [stdout] 476 |                 RD_KAFKA_VTYPE_KEY,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `rd_kafka_vtype_t`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:479:17
[INFO] [stdout]     |
[INFO] [stdout] 479 |                 RD_KAFKA_VTYPE_OPAQUE,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `rd_kafka_vtype_t` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:479:17
[INFO] [stdout]     |
[INFO] [stdout] 479 |                 RD_KAFKA_VTYPE_OPAQUE,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `rd_kafka_vtype_t`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:481:17
[INFO] [stdout]     |
[INFO] [stdout] 481 |                 RD_KAFKA_VTYPE_TIMESTAMP,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `rd_kafka_vtype_t` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:481:17
[INFO] [stdout]     |
[INFO] [stdout] 481 |                 RD_KAFKA_VTYPE_TIMESTAMP,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `rd_kafka_vtype_t`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:483:17
[INFO] [stdout]     |
[INFO] [stdout] 483 |                 RD_KAFKA_VTYPE_HEADERS,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `rd_kafka_vtype_t` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:483:17
[INFO] [stdout]     |
[INFO] [stdout] 483 |                 RD_KAFKA_VTYPE_HEADERS,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `rd_kafka_vtype_t`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:488:17
[INFO] [stdout]     |
[INFO] [stdout] 488 |                 RD_KAFKA_VTYPE_END,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `rd_kafka_vtype_t` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rdkafka-0.39.0/src/producer/base_producer.rs:488:17
[INFO] [stdout]     |
[INFO] [stdout] 488 |                 RD_KAFKA_VTYPE_END,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rdkafka` (lib) due to 9 previous errors; 9 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "140d4bf89b9f1f08eaaa1c47c6d35608fc242e88157e484eb9fa4b98a6b301aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "140d4bf89b9f1f08eaaa1c47c6d35608fc242e88157e484eb9fa4b98a6b301aa", kill_on_drop: false }`
[INFO] [stdout] 140d4bf89b9f1f08eaaa1c47c6d35608fc242e88157e484eb9fa4b98a6b301aa
