[INFO] fetching crate laddu-fit 0.23.0...
[INFO] checking laddu-fit-0.23.0 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate laddu-fit 0.23.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate laddu-fit 0.23.0
[INFO] finished tweaking crates.io crate laddu-fit 0.23.0
[INFO] tweaked toml for crates.io crate laddu-fit 0.23.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate laddu-fit 0.23.0 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 laddu-fit 0.23.0 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: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:49:12
[INFO] [stderr]    |
[INFO] [stderr] 49 | homepage = "https://github.com/denehoffman/laddu"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 | repository = "https://github.com/denehoffman/laddu"
[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: `laddu-fit` (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] 861ed713309d2172f797f29e0f37982c450c8d451142592e163a65abd94b1583
[INFO] running `Command { std: "docker" "start" "861ed713309d2172f797f29e0f37982c450c8d451142592e163a65abd94b1583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "861ed713309d2172f797f29e0f37982c450c8d451142592e163a65abd94b1583", 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" "861ed713309d2172f797f29e0f37982c450c8d451142592e163a65abd94b1583" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "861ed713309d2172f797f29e0f37982c450c8d451142592e163a65abd94b1583", 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" "861ed713309d2172f797f29e0f37982c450c8d451142592e163a65abd94b1583" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:49:12
[INFO] [stderr]    |
[INFO] [stderr] 49 | homepage = "https://github.com/denehoffman/laddu"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 | repository = "https://github.com/denehoffman/laddu"
[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: `laddu-fit` (manifest) generated 1 warning
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling zerocopy v0.8.52
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking iana-time-zone v0.1.65
[INFO] [stderr]     Checking bytes v1.12.0
[INFO] [stderr]     Checking arrow-schema v59.2.0
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking lexical-util v1.0.7
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]    Compiling flatbuffers v25.12.19
[INFO] [stderr]     Checking safe_arch v1.0.0
[INFO] [stderr]     Checking fastrand-contrib v0.1.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]     Checking auto_ops v0.3.0
[INFO] [stderr]     Checking base64 v0.23.1
[INFO] [stderr]     Checking lexical-parse-integer v1.0.6
[INFO] [stderr]     Checking lexical-write-integer v1.0.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ref-cast v1.0.26
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking lexical-parse-float v1.0.6
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking simd-adler32 v0.3.9
[INFO] [stderr]     Checking primal-bit v0.3.2
[INFO] [stderr]     Checking alloc-stdlib v0.2.4
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]     Checking wide v1.5.0
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking lexical-write-float v1.0.6
[INFO] [stderr]     Checking primal-estimate v0.3.3
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]     Checking zlib-rs v0.6.4
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]     Checking primal-sieve v0.3.7
[INFO] [stderr]     Checking brotli-decompressor v5.0.3
[INFO] [stderr]     Checking lexical-core v1.0.6
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking twox-hash v2.1.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking chrono v0.4.45
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking atoi v2.0.0
[INFO] [stderr]     Checking lz4_flex v0.14.0
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking num-bigint v0.5.1
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking factorial v0.4.0
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking maryada v0.2.1
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]    Compiling cc v1.2.67
[INFO] [stderr]     Checking sysinfo v0.39.6
[INFO] [stderr]     Checking brotli v8.0.4
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]     Checking ieee754 v0.2.6
[INFO] [stderr]     Checking uuid v1.23.3
[INFO] [stderr]     Checking downcast v0.11.0
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]    Compiling serde_derive_internals v0.30.0
[INFO] [stderr]     Checking glob v0.3.3
[INFO] [stderr]     Checking bytecount v0.6.9
[INFO] [stderr]     Checking papergrid v0.17.0
[INFO] [stderr]     Checking transpose v0.2.3
[INFO] [stderr]     Checking indexmap v2.14.0
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking primal-check v0.3.4
[INFO] [stderr]     Checking lnexp v0.2.1
[INFO] [stderr]     Checking logsumexp v0.1.0
[INFO] [stderr] error: could not compile `brotli` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/40527f3e444fde1deb361751bdef9b9e11d1b971/bin/rustc --crate-name brotli --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/brotli-8.0.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc-stdlib"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc-stdlib", "benchmark", "billing", "default", "disable-timer", "disallow_large_window_size", "external-literal-probability", "ffi-api", "float64", "floating_point_context_mixing", "no-stdlib-ffi-binding", "pass-through-ffi-panics", "seccomp", "sha2", "simd", "std", "validation", "vector_scratch_space"))' -C metadata=4789150d2f4a4eb2 -C extra-filename=-30631208d8ad5373 --out-dir /opt/rustwide/target/debug/build/brotli/30631208d8ad5373/out -L dependency=/opt/rustwide/target/debug/build/alloc-no-stdlib/382308ffd529893a/out -L dependency=/opt/rustwide/target/debug/build/alloc-stdlib/1cfa37dbe75dcff7/out --extern alloc_no_stdlib=/opt/rustwide/target/debug/build/alloc-no-stdlib/382308ffd529893a/out/liballoc_no_stdlib-382308ffd529893a.rmeta --extern alloc_stdlib=/opt/rustwide/target/debug/build/alloc-stdlib/1cfa37dbe75dcff7/out/liballoc_stdlib-1cfa37dbe75dcff7.rmeta --extern brotli_decompressor=/opt/rustwide/target/debug/build/brotli-decompressor/1d235e03106e250b/out/libbrotli_decompressor-1d235e03106e250b.rmeta --cap-lints allow --cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `NonZero<usize>`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.31.3/src/sys/prctl.rs:225:97
[INFO] [stdout]     |
[INFO] [stdout] 225 |     let res = unsafe { libc::prctl(libc::PR_SET_VMA, libc::PR_SET_VMA_ANON_NAME, addr.as_ptr(), length, nameref) };
[INFO] [stdout]     |                                                                                                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `NonZero<usize>` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.31.3/src/sys/prctl.rs:225:97
[INFO] [stdout]     |
[INFO] [stdout] 225 |     let res = unsafe { libc::prctl(libc::PR_SET_VMA, libc::PR_SET_VMA_ANON_NAME, addr.as_ptr(), length, nameref) };
[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 `AtFlags`.
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.31.3/src/unistd.rs:1240:13
[INFO] [stdout]      |
[INFO] [stdout] 1240 |             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-0.31.3/src/unistd.rs:1240:13
[INFO] [stdout]      |
[INFO] [stdout] 1240 |             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] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nix` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "861ed713309d2172f797f29e0f37982c450c8d451142592e163a65abd94b1583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "861ed713309d2172f797f29e0f37982c450c8d451142592e163a65abd94b1583", kill_on_drop: false }`
[INFO] [stdout] 861ed713309d2172f797f29e0f37982c450c8d451142592e163a65abd94b1583
