[INFO] fetching crate aegis-mcp 1.0.7...
[INFO] checking aegis-mcp-1.0.7 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate aegis-mcp 1.0.7 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate aegis-mcp 1.0.7
[INFO] finished tweaking crates.io crate aegis-mcp 1.0.7
[INFO] tweaked toml for crates.io crate aegis-mcp 1.0.7 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate aegis-mcp 1.0.7 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 aegis-mcp 1.0.7 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] 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] 811281b2e52a8f72571311a3cb5432f1ca378e989a6bd31254fa791b5c3f990d
[INFO] running `Command { std: "docker" "start" "811281b2e52a8f72571311a3cb5432f1ca378e989a6bd31254fa791b5c3f990d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "811281b2e52a8f72571311a3cb5432f1ca378e989a6bd31254fa791b5c3f990d", 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" "811281b2e52a8f72571311a3cb5432f1ca378e989a6bd31254fa791b5c3f990d" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "811281b2e52a8f72571311a3cb5432f1ca378e989a6bd31254fa791b5c3f990d", 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" "811281b2e52a8f72571311a3cb5432f1ca378e989a6bd31254fa791b5c3f990d" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking phf_shared v0.13.1
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking simd-adler32 v0.3.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]     Checking tendril v0.5.1
[INFO] [stderr]    Compiling rustls v0.23.39
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking dtoa v1.0.11
[INFO] [stderr]    Compiling phf_generator v0.13.1
[INFO] [stderr]     Checking dtoa-short v0.3.5
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]     Checking zlib-rs v0.6.6
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking webpki-roots v1.0.8
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling phf_codegen v0.13.1
[INFO] [stderr]    Compiling string_cache_codegen v0.6.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]    Compiling selectors v0.38.0
[INFO] [stderr]     Checking object v0.37.3
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]    Compiling web_atoms v0.2.5
[INFO] [stderr]     Checking unicode-normalization v0.1.25
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking servo_arc v0.4.3
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]     Checking pom v1.1.0
[INFO] [stderr]     Checking bumpalo v3.20.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]     Checking encoding_rs v0.7.2
[INFO] [stderr]     Checking stringprep v0.1.5
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking ecb v0.1.2
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking zopfli v0.8.3
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking servo_arc v0.3.0
[INFO] [stderr]     Checking podio v0.1.7
[INFO] [stderr]     Checking ttf-parser v0.25.1
[INFO] [stderr]     Checking debug_unsafe v0.1.4
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking typed-path v0.12.3
[INFO] [stderr]     Checking atoi_simd v0.18.1
[INFO] [stderr]     Checking getopts v0.2.24
[INFO] [stderr]     Checking adobe-cmap-parser v0.4.1
[INFO] [stderr]     Checking type1-encoding-parser v0.1.1
[INFO] [stderr]     Checking euclid v0.20.14
[INFO] [stderr]     Checking quick-xml v0.41.0
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking mio v1.2.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking ring v0.17.14
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking uuid v1.23.1
[INFO] [stderr]     Checking seccompiler v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking rand v0.8.6
[INFO] [stderr]     Checking eventsource-stream v0.2.3
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking rand v0.10.2
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]     Checking zip v0.2.8
[INFO] [stderr]     Checking codepage v0.1.2
[INFO] [stderr]     Checking ego-tree v0.6.3
[INFO] [stderr]     Checking gjson v0.8.1
[INFO] [stderr]     Checking cff-parser v0.2.0
[INFO] [stderr]     Checking flagset v0.4.7
[INFO] [stderr]     Checking html-escape v0.2.14
[INFO] [stderr]     Checking postscript v0.14.1
[INFO] [stderr] error: could not compile `object` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/40527f3e444fde1deb361751bdef9b9e11d1b971/bin/rustc --crate-name object --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/object-0.37.3/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="archive"' --cfg 'feature="coff"' --cfg 'feature="elf"' --cfg 'feature="macho"' --cfg 'feature="pe"' --cfg 'feature="read_core"' --cfg 'feature="unaligned"' --cfg 'feature="xcoff"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("all", "alloc", "archive", "build", "build_core", "cargo-all", "coff", "compression", "core", "default", "doc", "elf", "macho", "pe", "read", "read_core", "rustc-dep-of-std", "std", "unaligned", "unstable", "unstable-all", "wasm", "write", "write_core", "write_std", "xcoff"))' -C metadata=e50e65da5f149cb5 -C extra-filename=-07bf76c6bed13d8d --out-dir /opt/rustwide/target/debug/build/object/07bf76c6bed13d8d/out --extern memchr=/opt/rustwide/target/debug/build/memchr/71f172ffa8787e18/out/libmemchr-71f172ffa8787e18.rmeta --cap-lints allow --cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments --force-warn=unused_crate_dependencies --cfg core_error --check-cfg 'cfg(core_error)'` (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-0.29.0/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-0.29.0/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-0.29.0/src/unistd.rs:956:13
[INFO] [stdout]     |
[INFO] [stdout] 956 |             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-0.29.0/src/unistd.rs:956:13
[INFO] [stdout]     |
[INFO] [stdout] 956 |             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" "811281b2e52a8f72571311a3cb5432f1ca378e989a6bd31254fa791b5c3f990d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "811281b2e52a8f72571311a3cb5432f1ca378e989a6bd31254fa791b5c3f990d", kill_on_drop: false }`
[INFO] [stdout] 811281b2e52a8f72571311a3cb5432f1ca378e989a6bd31254fa791b5c3f990d
