[INFO] fetching crate sylvia-runtime-macros 0.7.0...
[INFO] checking sylvia-runtime-macros-0.7.0 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate sylvia-runtime-macros 0.7.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate sylvia-runtime-macros 0.7.0
[INFO] finished tweaking crates.io crate sylvia-runtime-macros 0.7.0
[INFO] tweaked toml for crates.io crate sylvia-runtime-macros 0.7.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sylvia-runtime-macros 0.7.0 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 sylvia-runtime-macros 0.7.0 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:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | 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: `sylvia-runtime-macros` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 59a2cccd15a0906a17e97702b2c7a43d9cba1421c7d74038e3d36c36d5ea80cd
[INFO] running `Command { std: "docker" "start" "59a2cccd15a0906a17e97702b2c7a43d9cba1421c7d74038e3d36c36d5ea80cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59a2cccd15a0906a17e97702b2c7a43d9cba1421c7d74038e3d36c36d5ea80cd", 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" "59a2cccd15a0906a17e97702b2c7a43d9cba1421c7d74038e3d36c36d5ea80cd" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59a2cccd15a0906a17e97702b2c7a43d9cba1421c7d74038e3d36c36d5ea80cd", 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" "59a2cccd15a0906a17e97702b2c7a43d9cba1421c7d74038e3d36c36d5ea80cd" "/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:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | 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: `sylvia-runtime-macros` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking miniz_oxide v0.8.8
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking hashbrown v0.15.3
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking anstyle-query v1.1.3
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling camino v1.1.10
[INFO] [stderr]     Checking iri-string v0.7.8
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking anstyle v1.0.11
[INFO] [stderr]     Checking rustls-pki-types v1.12.0
[INFO] [stderr]     Checking anstream v0.6.19
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]     Checking flate2 v1.1.1
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]     Checking gzip-header v1.0.0
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]     Checking winnow v0.7.10
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]    Compiling llvm_profparser v0.8.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]    Compiling procfs v0.17.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking toml_write v0.1.1
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking clap_builder v4.5.39
[INFO] [stderr]     Checking deflate v1.0.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking ruzstd v0.7.3
[INFO] [stderr]     Checking object v0.26.2
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking humantime v2.2.0
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]     Checking procfs-core v0.17.0
[INFO] [stderr]     Checking quick-xml v0.37.5
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]    Compiling cc v1.2.26
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking glob v0.3.2
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/40527f3e444fde1deb361751bdef9b9e11d1b971/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.101/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="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=bbcfbb07defa5895 -C extra-filename=-a720374b6fd13d29 --out-dir /opt/rustwide/target/debug/build/syn/a720374b6fd13d29/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/6423528e2f3c99dd/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/228dcaf634c1f105/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/6423528e2f3c99dd/out/libproc_macro2-6423528e2f3c99dd.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/6fbb9a3b8bdc91b9/out/libquote-6fbb9a3b8bdc91b9.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/228dcaf634c1f105/out/libunicode_ident-228dcaf634c1f105.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-0.30.1/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-0.30.1/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-0.30.1/src/unistd.rs:1233:13
[INFO] [stdout]      |
[INFO] [stdout] 1233 |             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-0.30.1/src/unistd.rs:1233:13
[INFO] [stdout]      |
[INFO] [stdout] 1233 |             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" "59a2cccd15a0906a17e97702b2c7a43d9cba1421c7d74038e3d36c36d5ea80cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59a2cccd15a0906a17e97702b2c7a43d9cba1421c7d74038e3d36c36d5ea80cd", kill_on_drop: false }`
[INFO] [stdout] 59a2cccd15a0906a17e97702b2c7a43d9cba1421c7d74038e3d36c36d5ea80cd
