[INFO] cloning repository https://github.com/rotmistrk/kairn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rotmistrk/kairn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frotmistrk%2Fkairn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frotmistrk%2Fkairn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d431452d268c9ff7c80c1447348bac483e0da472
[INFO] checking rotmistrk/kairn 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%2Frotmistrk%2Fkairn" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rotmistrk/kairn
[INFO] finished tweaking git repo https://github.com/rotmistrk/kairn
[INFO] tweaked toml for git repo https://github.com/rotmistrk/kairn written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rotmistrk/kairn 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/rotmistrk/kairn 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-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 848dc84d4f4f07fdf5f24666f2f15d78e15960fd08a5b553508ca227eba72e66
[INFO] running `Command { std: "docker" "start" "848dc84d4f4f07fdf5f24666f2f15d78e15960fd08a5b553508ca227eba72e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "848dc84d4f4f07fdf5f24666f2f15d78e15960fd08a5b553508ca227eba72e66", 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" "848dc84d4f4f07fdf5f24666f2f15d78e15960fd08a5b553508ca227eba72e66" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "848dc84d4f4f07fdf5f24666f2f15d78e15960fd08a5b553508ca227eba72e66", 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" "848dc84d4f4f07fdf5f24666f2f15d78e15960fd08a5b553508ca227eba72e66" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking typenum v1.20.1
[INFO] [stderr]     Checking memchr v2.8.2
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking bitflags v2.13.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling cc v1.2.65
[INFO] [stderr]    Compiling zerocopy v0.8.52
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]    Compiling rustc-hash v2.1.2
[INFO] [stderr]     Checking litemap v0.8.2
[INFO] [stderr]     Checking writeable v0.6.3
[INFO] [stderr]    Compiling type-map v0.5.1
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]    Compiling self_cell v1.2.2
[INFO] [stderr]    Compiling log v0.4.33
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling icu_properties_data v2.2.0
[INFO] [stderr]    Compiling icu_normalizer_data v2.2.0
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling self_cell v0.10.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking mio v1.2.1
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking bstr v1.12.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling arc-swap v1.9.2
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]     Checking simd-adler32 v0.3.9
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking arrayvec v0.7.7
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking txv-core v0.1.0 (https://github.com/rotmistrk/txv.git#92084dea)
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]     Checking serial v0.4.0
[INFO] [stderr]     Checking signal-hook-mio v0.2.5
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking shell-words v1.1.1
[INFO] [stderr]     Checking io_tee v0.1.1
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking vte v0.13.1
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking bech32 v0.9.1
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking uuid v1.23.4
[INFO] [stderr]     Checking filetime v0.2.29
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking jiff v0.2.29
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]     Checking notify v6.1.1
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking poly1305 v0.8.0
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking rusticle v0.1.0 (https://github.com/rotmistrk/rusticle.git#c5b0a2dd)
[INFO] [stderr]    Compiling onig_sys v69.9.3
[INFO] [stderr]    Compiling libz-sys v1.1.29
[INFO] [stderr]    Compiling libgit2-sys v0.17.0+1.8.1
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking rust-embed-utils v8.11.0
[INFO] [stderr]     Checking txv-render v0.1.0 (https://github.com/rotmistrk/txv.git#92084dea)
[INFO] [stderr]     Checking onig v6.5.3
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.25.1/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-0.25.1/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]     Checking globset v0.4.18
[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" "848dc84d4f4f07fdf5f24666f2f15d78e15960fd08a5b553508ca227eba72e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "848dc84d4f4f07fdf5f24666f2f15d78e15960fd08a5b553508ca227eba72e66", kill_on_drop: false }`
[INFO] [stdout] 848dc84d4f4f07fdf5f24666f2f15d78e15960fd08a5b553508ca227eba72e66
