[INFO] fetching crate websockets-monoio 0.1.1...
[INFO] checking websockets-monoio-0.1.1 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate websockets-monoio 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate websockets-monoio 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate websockets-monoio 0.1.1
[INFO] tweaked toml for crates.io crate websockets-monoio 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate websockets-monoio 0.1.1 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 websockets-monoio 0.1.1 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:98:1
[INFO] [stderr]    |
[INFO] [stderr] 98 | 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: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:94:12
[INFO] [stderr]    |
[INFO] [stderr] 94 | homepage = "https://github.com/ChetanBhasin/websockets-monoio"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 99 | repository = "https://github.com/ChetanBhasin/websockets-monoio"
[INFO] [stderr]    |              ---------------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `websockets-monoio` (manifest) generated 2 warnings
[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] baa79e8df619a13d2fbdd46ed546a264d00620ff5711907f8109b67f8e4ce32a
[INFO] running `Command { std: "docker" "start" "baa79e8df619a13d2fbdd46ed546a264d00620ff5711907f8109b67f8e4ce32a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baa79e8df619a13d2fbdd46ed546a264d00620ff5711907f8109b67f8e4ce32a", 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" "baa79e8df619a13d2fbdd46ed546a264d00620ff5711907f8109b67f8e4ce32a" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baa79e8df619a13d2fbdd46ed546a264d00620ff5711907f8109b67f8e4ce32a", 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" "baa79e8df619a13d2fbdd46ed546a264d00620ff5711907f8109b67f8e4ce32a" "/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:98:1
[INFO] [stderr]    |
[INFO] [stderr] 98 | 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: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:94:12
[INFO] [stderr]    |
[INFO] [stderr] 94 | homepage = "https://github.com/ChetanBhasin/websockets-monoio"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 99 | repository = "https://github.com/ChetanBhasin/websockets-monoio"
[INFO] [stderr]    |              ---------------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `websockets-monoio` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling proc-macro2 v1.0.102
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking writeable v0.6.1
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking litemap v0.8.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]    Compiling io-uring v0.6.4
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling aws-lc-rs v1.14.1
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking http v1.3.1
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling cc v1.2.41
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking rustls-pki-types v1.12.0
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling rustls v0.23.34
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking cpufeatures v0.2.17
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]    Compiling aws-lc-sys v0.32.3
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking clap_lex v0.7.6
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking clap_builder v4.5.50
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.26.4/src/unistd.rs:929:56
[INFO] [stdout]     |
[INFO] [stdout] 929 |                       args_p.as_ptr(), env_p.as_ptr(), flags);
[INFO] [stdout]     |                                                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `AtFlags` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.26.4/src/unistd.rs:929:56
[INFO] [stdout]     |
[INFO] [stdout] 929 |                       args_p.as_ptr(), env_p.as_ptr(), flags);
[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] [stderr] error: could not compile `nix` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "baa79e8df619a13d2fbdd46ed546a264d00620ff5711907f8109b67f8e4ce32a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baa79e8df619a13d2fbdd46ed546a264d00620ff5711907f8109b67f8e4ce32a", kill_on_drop: false }`
[INFO] [stdout] baa79e8df619a13d2fbdd46ed546a264d00620ff5711907f8109b67f8e4ce32a
