[INFO] cloning repository https://github.com/4lineclear/mdflc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/4lineclear/mdflc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4lineclear%2Fmdflc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4lineclear%2Fmdflc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79be74719a1899cad0ee93d2dee972539aa991e9
[INFO] checking 4lineclear/mdflc 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%2F4lineclear%2Fmdflc" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/4lineclear/mdflc
[INFO] finished tweaking git repo https://github.com/4lineclear/mdflc
[INFO] tweaked toml for git repo https://github.com/4lineclear/mdflc written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/4lineclear/mdflc 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/4lineclear/mdflc 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] dd21c8ab68c301b4b9e981a25f3de289cf85021f998abc48bd4830c19cf44137
[INFO] running `Command { std: "docker" "start" "dd21c8ab68c301b4b9e981a25f3de289cf85021f998abc48bd4830c19cf44137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd21c8ab68c301b4b9e981a25f3de289cf85021f998abc48bd4830c19cf44137", 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" "dd21c8ab68c301b4b9e981a25f3de289cf85021f998abc48bd4830c19cf44137" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd21c8ab68c301b4b9e981a25f3de289cf85021f998abc48bd4830c19cf44137", 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" "dd21c8ab68c301b4b9e981a25f3de289cf85021f998abc48bd4830c19cf44137" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking gix-trace v0.1.9
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]     Checking faster-hex v0.9.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking prodash v28.0.0
[INFO] [stderr]     Checking sha1_smol v1.0.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking winnow v0.6.14
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking httparse v1.9.4
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking gix-utils v0.1.12
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking anstyle-query v1.1.0
[INFO] [stderr]     Checking data-encoding v2.6.0
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking unicode-bom v2.0.3
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]    Compiling axum v0.7.5
[INFO] [stderr]     Checking normalize-path v0.2.1
[INFO] [stderr]     Checking clap_lex v0.7.1
[INFO] [stderr]    Compiling pulldown-cmark v0.11.0
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking dunce v1.0.4
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking clap_builder v4.5.9
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling mdflc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking sync_wrapper v1.0.1
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking atomic-take v1.1.0
[INFO] [stderr]     Checking pulldown-cmark-escape v0.11.0
[INFO] [stderr]     Checking easy-sgr v0.1.1
[INFO] [stderr]     Checking async-priority-channel v0.2.0
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking webbrowser v1.0.1
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking memmap2 v0.9.4
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking gix-sec v0.10.6
[INFO] [stderr]     Checking dashmap v6.0.1
[INFO] [stderr]     Checking notify v6.1.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking fd-lock v4.0.2
[INFO] [stderr]     Checking bstr v1.9.1
[INFO] [stderr]     Checking serde_path_to_error v0.1.16
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.28.0/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-0.28.0/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]     = note: requested on the command line with `--force-warn invalid-c-variadic-arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking globset v0.4.14
[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" "dd21c8ab68c301b4b9e981a25f3de289cf85021f998abc48bd4830c19cf44137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd21c8ab68c301b4b9e981a25f3de289cf85021f998abc48bd4830c19cf44137", kill_on_drop: false }`
[INFO] [stdout] dd21c8ab68c301b4b9e981a25f3de289cf85021f998abc48bd4830c19cf44137
