[INFO] cloning repository https://github.com/kantord/optative
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kantord/optative" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkantord%2Foptative", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkantord%2Foptative'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8017f01926466d0af519d70eb1d9b144e5dca42a
[INFO] checking kantord/optative against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkantord%2Foptative" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kantord/optative
[INFO] finished tweaking git repo https://github.com/kantord/optative
[INFO] tweaked toml for git repo https://github.com/kantord/optative written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kantord/optative 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 git repo https://github.com/kantord/optative 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]   --> crates/optative-derive/Cargo.toml:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | 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: `optative-derive` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2001c4850f8815a8f88a34589d4880bf90a20243c263a7ffd050af39b79134f0
[INFO] running `Command { std: "docker" "start" "2001c4850f8815a8f88a34589d4880bf90a20243c263a7ffd050af39b79134f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2001c4850f8815a8f88a34589d4880bf90a20243c263a7ffd050af39b79134f0", 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" "2001c4850f8815a8f88a34589d4880bf90a20243c263a7ffd050af39b79134f0" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2001c4850f8815a8f88a34589d4880bf90a20243c263a7ffd050af39b79134f0", 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" "2001c4850f8815a8f88a34589d4880bf90a20243c263a7ffd050af39b79134f0" "/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]   --> crates/optative-derive/Cargo.toml:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | 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: `optative-derive` (manifest) generated 1 warning
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]     Checking bitflags v2.13.2
[INFO] [stderr]    Compiling syn v3.0.5
[INFO] [stderr]    Compiling phf_shared v0.14.0
[INFO] [stderr]     Checking writeable v0.6.4
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]     Checking zerofrom v0.1.8
[INFO] [stderr]     Checking castaway v0.2.4
[INFO] [stderr]     Checking compact_str v0.10.0
[INFO] [stderr]     Checking yoke v0.8.3
[INFO] [stderr]     Checking litemap v0.8.3
[INFO] [stderr]    Compiling icu_locale_fallback_data v2.3.0
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]     Checking oxc_estree v0.149.0
[INFO] [stderr]    Compiling icu_segmenter_data v2.3.0
[INFO] [stderr]    Compiling phf v0.14.0
[INFO] [stderr]    Compiling phf_generator v0.14.0
[INFO] [stderr]     Checking cow-utils v0.1.3
[INFO] [stderr]    Compiling dragonbox_ecma v0.1.12
[INFO] [stderr]     Checking hashbrown v0.17.1
[INFO] [stderr]    Compiling phf_macros v0.14.0
[INFO] [stderr]     Checking log v0.4.34
[INFO] [stderr]     Checking nonmax v0.5.5
[INFO] [stderr]     Checking smawk v0.3.3
[INFO] [stderr]     Checking unicode-id-start v1.4.0
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking bytecount v0.6.9
[INFO] [stderr]     Checking num-integer v0.1.47
[INFO] [stderr]     Checking base64 v0.23.1
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking self_cell v1.3.0
[INFO] [stderr]     Checking typenum v1.20.1
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]     Checking num-bigint v0.5.1
[INFO] [stderr]     Checking either v1.18.0
[INFO] [stderr]    Compiling rquickjs-sys v0.13.0
[INFO] [stderr]     Checking indexmap v2.14.2
[INFO] [stderr]     Checking itertools v0.15.0
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]    Compiling ref-cast v1.0.27
[INFO] [stderr]    Compiling crossbeam-utils v0.8.23
[INFO] [stderr]     Checking miniz_oxide v0.9.1
[INFO] [stderr]     Checking halfbrown v0.4.0
[INFO] [stderr]     Checking float-cmp v0.10.0
[INFO] [stderr]     Checking vsimd v0.8.0
[INFO] [stderr]     Checking hybrid-array v0.4.15
[INFO] [stderr]     Checking escape-simd v0.1.0
[INFO] [stderr]     Checking outref v0.5.2
[INFO] [stderr]    Compiling oxc_sourcemap v8.1.2
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking base64-simd v0.8.0
[INFO] [stderr]     Checking value-trait v0.12.2
[INFO] [stderr]     Checking json-escape-simd v3.1.2
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]     Checking block-buffer v0.12.1
[INFO] [stderr]     Checking crypto-common v0.2.2
[INFO] [stderr]     Checking relative-path v2.0.1
[INFO] [stderr]     Checking const-oid v0.10.2
[INFO] [stderr]     Checking fast-glob v1.1.1
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking json-strip-comments v3.1.2
[INFO] [stderr]     Checking nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]     Checking hmac-sha1-compact v1.1.7
[INFO] [stderr]     Checking cpufeatures v0.3.1
[INFO] [stderr]     Checking nodejs-built-in-modules v1.0.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling inotify-sys v0.1.8
[INFO] [stderr]     Checking unicode-id v0.3.6
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]     Checking markdown v1.0.0
[INFO] [stderr]     Checking bytes v1.12.1
[INFO] [stderr]    Compiling ts-rs-macros v12.0.1
[INFO] [stderr]     Checking digest v0.11.3
[INFO] [stderr]     Checking sha2 v0.11.0
[INFO] [stderr]     Checking clap_builder v4.6.6
[INFO] [stderr]     Checking http v1.5.0
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking getrandom v0.4.3
[INFO] [stderr]     Checking inotify v0.11.5
[INFO] [stderr]     Checking mio v1.2.3
[INFO] [stderr]     Checking notify-types v2.1.0
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]    Compiling tracing-test-macro v0.2.6
[INFO] [stderr]     Checking notify v8.2.0
[INFO] [stderr]     Checking utf8-zero v0.8.1
[INFO] [stderr]     Checking glob v0.3.4
[INFO] [stderr]     Checking tiny_http v0.12.0
[INFO] [stderr]     Checking ureq-proto v0.6.3
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]     Checking serde_core v1.0.229
[INFO] [stderr]     Checking smallvec v1.16.1
[INFO] [stderr]     Checking ureq v3.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling zerovec-derive v0.11.6
[INFO] [stderr]    Compiling displaydoc v0.2.7
[INFO] [stderr]    Compiling thiserror-impl v2.0.20
[INFO] [stderr]     Checking zerotrie v0.2.5
[INFO] [stderr]    Compiling oxc_ast_macros v0.149.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.27
[INFO] [stderr]    Compiling clap_derive v4.6.4
[INFO] [stderr]    Compiling optative-derive v0.0.4 (/opt/rustwide/workdir/crates/optative-derive)
[INFO] [stderr]     Checking simd-json v0.18.1
[INFO] [stderr]     Checking zerovec v0.11.8
[INFO] [stderr]     Checking thiserror v2.0.20
[INFO] [stderr]     Checking cobs v0.3.0
[INFO] [stderr]    Compiling ts-rs v12.0.1
[INFO] [stderr]     Checking memchr v2.8.3
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling esto v0.0.11 (/opt/rustwide/workdir/crates/optative-esto)
[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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2001c4850f8815a8f88a34589d4880bf90a20243c263a7ffd050af39b79134f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2001c4850f8815a8f88a34589d4880bf90a20243c263a7ffd050af39b79134f0", kill_on_drop: false }`
[INFO] [stdout] 2001c4850f8815a8f88a34589d4880bf90a20243c263a7ffd050af39b79134f0
