[INFO] fetching crate kerblam 1.2.1...
[INFO] checking kerblam-1.2.1 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate kerblam 1.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate kerblam 1.2.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate kerblam 1.2.1
[INFO] tweaked toml for crates.io crate kerblam 1.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kerblam 1.2.1 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 kerblam 1.2.1 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:121:1
[INFO] [stderr]     |
[INFO] [stderr] 121 | 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: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]    --> Cargo.toml:117:12
[INFO] [stderr]     |
[INFO] [stderr] 117 | homepage = "https://github.com/MrHedmad/kerblam"
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 122 | repository = "https://github.com/MrHedmad/kerblam"
[INFO] [stderr]     |              -------------------------------------
[INFO] [stderr]     |
[INFO] [stderr]     = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `kerblam` (manifest) generated 2 warnings
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] c26d4b42bf8d41b667baa8c9fda1d88ac69a1f1a5515f1da9bd727a2bd742fe1
[INFO] running `Command { std: "docker" "start" "c26d4b42bf8d41b667baa8c9fda1d88ac69a1f1a5515f1da9bd727a2bd742fe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c26d4b42bf8d41b667baa8c9fda1d88ac69a1f1a5515f1da9bd727a2bd742fe1", 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" "c26d4b42bf8d41b667baa8c9fda1d88ac69a1f1a5515f1da9bd727a2bd742fe1" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c26d4b42bf8d41b667baa8c9fda1d88ac69a1f1a5515f1da9bd727a2bd742fe1", 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" "c26d4b42bf8d41b667baa8c9fda1d88ac69a1f1a5515f1da9bd727a2bd742fe1" "/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:121:1
[INFO] [stderr]     |
[INFO] [stderr] 121 | 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: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]    --> Cargo.toml:117:12
[INFO] [stderr]     |
[INFO] [stderr] 117 | homepage = "https://github.com/MrHedmad/kerblam"
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 122 | repository = "https://github.com/MrHedmad/kerblam"
[INFO] [stderr]     |              -------------------------------------
[INFO] [stderr]     |
[INFO] [stderr]     = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `kerblam` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking bitflags v2.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking writeable v0.5.5
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]     Checking litemap v0.7.5
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking write16 v1.0.0
[INFO] [stderr]     Checking utf16_iter v1.0.5
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling cc v1.2.17
[INFO] [stderr]     Checking indexmap v2.8.0
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]     Checking linux-raw-sys v0.9.3
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking tower-service v0.3.3
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling portable-atomic v1.11.0
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]    Compiling strict v0.2.0
[INFO] [stderr]    Compiling crossterm v0.28.1
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking socket2 v0.5.9
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking tokio v1.44.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking winnow v0.7.4
[INFO] [stderr]     Checking unicode-width v0.2.0
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling openssl-sys v0.9.106
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]    Compiling libssh2-sys v0.3.1
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking clap_builder v4.5.35
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]    Compiling libgit2-sys v0.16.2+1.7.2
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking coolor v1.0.0
[INFO] [stderr]     Checking tempfile v3.19.1
[INFO] [stderr]     Checking miniz_oxide v0.8.5
[INFO] [stderr]     Checking xattr v1.5.0
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking minimad v0.13.1
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking webpki-roots v0.25.4
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking humantime v2.2.0
[INFO] [stderr]     Checking mime v0.3.17
[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-2.0.100/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -C embed-bitcode=no --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"' --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=5e48924a270cb65c -C extra-filename=-dae1fc3989a57e62 --out-dir /opt/rustwide/target/debug/build/syn/dae1fc3989a57e62/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/1e94c8a04436065a/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/03179577f3effe01/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/1e94c8a04436065a/out/libproc_macro2-1e94c8a04436065a.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/7f56c1a211d825e7/out/libquote-7f56c1a211d825e7.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/03179577f3effe01/out/libunicode_ident-03179577f3effe01.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-0.29.0/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] [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] running `Command { std: "docker" "inspect" "c26d4b42bf8d41b667baa8c9fda1d88ac69a1f1a5515f1da9bd727a2bd742fe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c26d4b42bf8d41b667baa8c9fda1d88ac69a1f1a5515f1da9bd727a2bd742fe1", kill_on_drop: false }`
[INFO] [stdout] c26d4b42bf8d41b667baa8c9fda1d88ac69a1f1a5515f1da9bd727a2bd742fe1
