[INFO] fetching crate composefs-ctl 0.9.2...
[INFO] checking composefs-ctl-0.9.2 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate composefs-ctl 0.9.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate composefs-ctl 0.9.2
[INFO] finished tweaking crates.io crate composefs-ctl 0.9.2
[INFO] tweaked toml for crates.io crate composefs-ctl 0.9.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate composefs-ctl 0.9.2 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 composefs-ctl 0.9.2 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:159:1
[INFO] [stderr]     |
[INFO] [stderr] 159 | 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: `composefs-ctl` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 482f168fd3c64953e605860cfc6f7bc90802597f98d601053b702d6e91bf9f7c
[INFO] running `Command { std: "docker" "start" "482f168fd3c64953e605860cfc6f7bc90802597f98d601053b702d6e91bf9f7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "482f168fd3c64953e605860cfc6f7bc90802597f98d601053b702d6e91bf9f7c", 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" "482f168fd3c64953e605860cfc6f7bc90802597f98d601053b702d6e91bf9f7c" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "482f168fd3c64953e605860cfc6f7bc90802597f98d601053b702d6e91bf9f7c", 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" "482f168fd3c64953e605860cfc6f7bc90802597f98d601053b702d6e91bf9f7c" "/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:159:1
[INFO] [stderr]     |
[INFO] [stderr] 159 | 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: `composefs-ctl` (manifest) generated 1 warning
[INFO] [stderr]    Compiling pkg-config v0.3.34
[INFO] [stderr]    Compiling shlex v2.0.1
[INFO] [stderr]    Compiling find-msvc-tools v0.1.12
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]     Checking bitflags v2.13.1
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling syn v3.0.5
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
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[INFO] [stderr]     Checking socket2 v0.6.5
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[INFO] [stderr]    Compiling zmij v1.0.23
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[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]     Checking typenum v1.20.1
[INFO] [stderr]     Checking smallvec v1.16.0
[INFO] [stderr]    Compiling zstd-safe v7.3.0
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[INFO] [stderr]    Compiling io-lifetimes v2.0.4
[INFO] [stderr]    Compiling io-lifetimes v3.0.1
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[INFO] [stderr]    Compiling jobserver v0.1.35
[INFO] [stderr]    Compiling crc32fast v1.5.1
[INFO] [stderr]     Checking cpufeatures v0.3.1
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[INFO] [stderr]    Compiling cap-primitives v4.0.3
[INFO] [stderr]    Compiling rustversion v1.0.23
[INFO] [stderr]    Compiling aws-lc-rs v1.18.1
[INFO] [stderr]     Checking simd-adler32 v0.3.10
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[INFO] [stderr]    Compiling libz-sys v1.1.29
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[INFO] [stderr]     Checking http-body v1.1.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking uuid v1.26.0
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[INFO] [stderr]    Compiling winnow v1.0.4
[INFO] [stderr]    Compiling rustls v0.23.44
[INFO] [stderr]    Compiling hashbrown v0.17.1
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[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]     Checking tokio v1.53.1
[INFO] [stderr]    Compiling futures-macro v0.3.34
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling thiserror-impl v2.0.20
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]     Checking futures-util v0.3.34
[INFO] [stderr]     Checking zerofrom v0.1.8
[INFO] [stderr]     Checking thiserror v2.0.20
[INFO] [stderr]    Compiling zerovec-derive v0.11.6
[INFO] [stderr]     Checking yoke v0.8.3
[INFO] [stderr]    Compiling displaydoc v0.2.7
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]     Checking zerotrie v0.2.5
[INFO] [stderr]     Checking zerovec v0.11.8
[INFO] [stderr]     Checking fs-set-times v0.20.3
[INFO] [stderr]     Checking rustix-linux-procfs v0.1.1
[INFO] [stderr]    Compiling zerocopy-derive v0.8.56
[INFO] [stderr]     Checking serde v1.0.229
[INFO] [stderr]     Checking tinystr v0.8.4
[INFO] [stderr]     Checking icu_locale_core v2.3.0
[INFO] [stderr]     Checking potential_utf v0.1.6
[INFO] [stderr]    Compiling zlink-macros v0.7.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking tokio-util v0.7.19
[INFO] [stderr]     Checking icu_provider v2.3.1
[INFO] [stderr]     Checking icu_collections v2.3.0
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]     Checking tokio-stream v0.1.19
[INFO] [stderr]     Checking icu_normalizer v2.3.0
[INFO] [stderr]     Checking icu_properties v2.3.0
[INFO] [stderr]    Compiling toml_parser v1.1.3+spec-1.1.0
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]    Compiling indexmap v2.14.2
[INFO] [stderr]     Checking konst v0.2.20
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]     Checking zlink-core v0.7.0
[INFO] [stderr]     Checking hybrid-array v0.4.14
[INFO] [stderr]     Checking compression-core v0.4.33
[INFO] [stderr]    Compiling ref-cast v1.0.27
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking h2 v0.4.19
[INFO] [stderr]    Compiling toml_edit v0.25.13+spec-1.1.0
[INFO] [stderr]     Checking const_format v0.2.36
[INFO] [stderr]     Checking idna_adapter v1.2.2
[INFO] [stderr]     Checking derive_builder v0.20.2
[INFO] [stderr]     Checking cap-tempfile v4.0.3
[INFO] [stderr]     Checking composefs-ioctls v0.9.2
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]    Compiling getset v0.1.7
[INFO] [stderr]     Checking zstd v0.13.3
[INFO] [stderr]    Compiling fn-error-context v0.2.1
[INFO] [stderr]     Checking compression-codecs v0.4.39
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]    Compiling ref-cast-impl v1.0.27
[INFO] [stderr]    Compiling serde_repr v0.1.21
[INFO] [stderr]    Compiling pcre2-sys v0.2.10
[INFO] [stderr]     Checking futures-channel v0.3.34
[INFO] [stderr]     Checking xxhash-rust v0.8.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling multiversion-macros v0.8.0
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]     Checking async-compression v0.4.44
[INFO] [stderr]     Checking cap-std-ext v5.1.2
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking crypto-common v0.2.2
[INFO] [stderr]     Checking block-buffer v0.12.1
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]    Compiling encoding_rs v0.8.40
[INFO] [stderr]    Compiling lzma-sys v0.1.20
[INFO] [stderr]     Checking oci-spec v0.10.0
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]    Compiling camino v1.2.5
[INFO] [stderr]    Compiling portable-atomic v1.15.0
[INFO] [stderr]     Checking tower v0.5.3
[INFO] [stderr]     Checking digest v0.11.3
[INFO] [stderr]     Checking chrono v0.4.45
[INFO] [stderr]     Checking rustls-native-certs v0.8.4
[INFO] [stderr]     Checking hyper v1.11.1
[INFO] [stderr]     Checking composefs v0.9.2
[INFO] [stderr]     Checking multiversion v0.8.0
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling num_enum_derive v0.7.6
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking zlink-tokio v0.7.0
[INFO] [stderr]     Checking terminal_size v0.4.4
[INFO] [stderr]     Checking xattr v1.6.1
[INFO] [stderr]     Checking hyper-util v0.1.20
[INFO] [stderr]     Checking http-body-util v0.1.5
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling fuser v0.18.0
[INFO] [stderr]     Checking rand_pcg v0.10.2
[INFO] [stderr]     Checking serde_spanned v1.1.1
[INFO] [stderr]     Checking console v0.16.4
[INFO] [stderr]     Checking filetime v0.2.29
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]     Checking core_detect v1.0.0
[INFO] [stderr]    Compiling multiversion_no_op v1.0.0
[INFO] [stderr]     Checking unicode-segmentation v1.13.3
[INFO] [stderr]     Checking crc-catalog v2.5.0
[INFO] [stderr]     Checking base64 v0.23.1
[INFO] [stderr]     Checking either v1.18.0
[INFO] [stderr]     Checking itertools v0.15.0
[INFO] [stderr]     Checking crc v3.4.0
[INFO] [stderr]     Checking clap_builder v4.6.6
[INFO] [stderr]     Checking tar v0.4.46
[INFO] [stderr]     Checking toml v1.1.5+spec-1.1.0
[INFO] [stderr]    Compiling gvariant-macro v0.5.1
[INFO] [stderr]     Checking tower-http v0.6.11
[INFO] [stderr]     Checking composefs-splitdirfdstream v0.9.2
[INFO] [stderr]     Checking zlink v0.7.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking num_enum v0.7.6
[INFO] [stderr]     Checking pcre2 v0.2.11
[INFO] [stderr]     Checking tar-core v0.1.0
[INFO] [stderr]     Checking sha2 v0.11.0
[INFO] [stderr]     Checking canon-json v0.2.1
[INFO] [stderr]    Compiling clap_derive v4.6.4
[INFO] [stderr]     Checking page_size v0.6.0
[INFO] [stderr]     Checking unit-prefix v0.5.2
[INFO] [stderr]     Checking semver v1.0.28
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking indicatif v0.18.6
[INFO] [stderr]     Checking ocidir v0.8.0
[INFO] [stderr]     Checking containers-image-proxy v0.11.0
[INFO] [stderr]     Checking composefs-boot v0.9.2
[INFO] [stderr]     Checking xz2 v0.1.7
[INFO] [stderr]     Checking composefs-storage v0.9.2
[INFO] [stderr]     Checking gvariant v0.5.1
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking env_filter v2.0.0
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking memmap2 v0.9.11
[INFO] [stderr]     Checking is_executable v1.0.6
[INFO] [stderr]     Checking configparser v3.3.0
[INFO] [stderr]     Checking bsdiff v0.2.1
[INFO] [stderr]     Checking comfy-table v8.0.0
[INFO] [stderr]     Checking env_logger v0.11.11
[INFO] [stderr]     Checking composefs-oci v0.9.2
[INFO] [stderr]     Checking similar v3.2.0
[INFO] [stderr]     Checking clap v4.6.6
[INFO] [stderr]     Checking clap_complete v4.6.9
[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] [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" "482f168fd3c64953e605860cfc6f7bc90802597f98d601053b702d6e91bf9f7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482f168fd3c64953e605860cfc6f7bc90802597f98d601053b702d6e91bf9f7c", kill_on_drop: false }`
[INFO] [stdout] 482f168fd3c64953e605860cfc6f7bc90802597f98d601053b702d6e91bf9f7c
