[INFO] fetching crate communitas-headless 0.1.19...
[INFO] checking communitas-headless-0.1.19 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate communitas-headless 0.1.19 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate communitas-headless 0.1.19
[INFO] finished tweaking crates.io crate communitas-headless 0.1.19
[INFO] tweaked toml for crates.io crate communitas-headless 0.1.19 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate communitas-headless 0.1.19 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 communitas-headless 0.1.19 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:105:1
[INFO] [stderr]     |
[INFO] [stderr] 105 | 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: `communitas-headless` (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] a86ee2859020d6ca30bcfad8cd266f750cf0834f5878e86bdf575d4e4d0a6810
[INFO] running `Command { std: "docker" "start" "a86ee2859020d6ca30bcfad8cd266f750cf0834f5878e86bdf575d4e4d0a6810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a86ee2859020d6ca30bcfad8cd266f750cf0834f5878e86bdf575d4e4d0a6810", 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" "a86ee2859020d6ca30bcfad8cd266f750cf0834f5878e86bdf575d4e4d0a6810" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a86ee2859020d6ca30bcfad8cd266f750cf0834f5878e86bdf575d4e4d0a6810", 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" "a86ee2859020d6ca30bcfad8cd266f750cf0834f5878e86bdf575d4e4d0a6810" "/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:105:1
[INFO] [stderr]     |
[INFO] [stderr] 105 | 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: `communitas-headless` (manifest) generated 1 warning
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking base64ct v1.8.0
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]     Checking deranged v0.5.4
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]     Checking litemap v0.8.0
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking writeable v0.6.1
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]     Checking indexmap v2.11.4
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]    Compiling aws-lc-rs v1.14.1
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling rustls v0.23.32
[INFO] [stderr]     Checking unty v0.0.4
[INFO] [stderr]     Checking clap_builder v4.5.49
[INFO] [stderr]    Compiling quinn-udp v0.5.14
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking safe_arch v0.7.4
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking lru-slab v0.1.2
[INFO] [stderr]     Checking rusticata-macros v4.1.0
[INFO] [stderr]     Checking crc v3.3.0
[INFO] [stderr]    Compiling oid-registry v0.7.1
[INFO] [stderr]    Compiling nasm-rs v0.3.1
[INFO] [stderr]     Checking arc-swap v1.7.1
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking wide v0.7.33
[INFO] [stderr]    Compiling substring v1.4.5
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking resolv-conf v0.7.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking waitgroup v0.1.2
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking rustix v1.1.2
[INFO] [stderr]     Checking rustix v0.38.44
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling multer v2.1.0
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking iri-string v0.7.8
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]     Checking smallstr v0.3.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling self_update v0.41.0
[INFO] [stderr]     Checking atomic_refcell v0.1.13
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking flate2 v1.1.4
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]     Checking keyring v3.6.3
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking bincode v2.0.1
[INFO] [stderr]     Checking quick-xml v0.23.1
[INFO] [stderr]     Checking semver v1.0.27
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]    Compiling cc v1.2.41
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]    Compiling aws-lc-sys v0.32.3
[INFO] [stderr]     Checking password-hash v0.5.0
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]    Compiling audiopus_sys v0.2.2
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]    Compiling openh264-sys2 v0.7.1
[INFO] [stderr]     Checking signal-hook v0.3.18
[INFO] [stderr]    Compiling libsqlite3-sys v0.35.0
[INFO] [stderr]     Checking tempfile v3.23.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking opus v0.3.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking self-replace v1.5.0
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]     Checking indicatif v0.17.11
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking yasna v0.5.2
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[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" "a86ee2859020d6ca30bcfad8cd266f750cf0834f5878e86bdf575d4e4d0a6810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a86ee2859020d6ca30bcfad8cd266f750cf0834f5878e86bdf575d4e4d0a6810", kill_on_drop: false }`
[INFO] [stdout] a86ee2859020d6ca30bcfad8cd266f750cf0834f5878e86bdf575d4e4d0a6810
