[INFO] cloning repository https://github.com/epieffe/epilang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/epieffe/epilang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fepieffe%2Fepilang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fepieffe%2Fepilang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4794dfafad39c54f8d70fd1633e232cdff6825a
[INFO] checking epieffe/epilang 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%2Fepieffe%2Fepilang" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/epieffe/epilang
[INFO] finished tweaking git repo https://github.com/epieffe/epilang
[INFO] tweaked toml for git repo https://github.com/epieffe/epilang written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/epieffe/epilang 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 113 packages to highest compatible versions
[INFO] [stderr]       Adding lalrpop v0.20.2 (available: v0.23.1)
[INFO] [stderr]       Adding lalrpop-util v0.20.2 (available: v0.23.1)
[INFO] [stderr]       Adding rstest v0.15.0 (available: v0.27.0)
[INFO] [stderr]       Adding rustyline v10.1.1 (available: v18.0.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.20)
[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] 9e85e83dcba240c67603e25a7e55d59d54c0a63f37a7cda06652842a7caab099
[INFO] running `Command { std: "docker" "start" "9e85e83dcba240c67603e25a7e55d59d54c0a63f37a7cda06652842a7caab099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e85e83dcba240c67603e25a7e55d59d54c0a63f37a7cda06652842a7caab099", 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" "9e85e83dcba240c67603e25a7e55d59d54c0a63f37a7cda06652842a7caab099" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e85e83dcba240c67603e25a7e55d59d54c0a63f37a7cda06652842a7caab099", 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" "9e85e83dcba240c67603e25a7e55d59d54c0a63f37a7cda06652842a7caab099" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.16.1
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling aho-corasick v1.1.5
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling log v0.4.34
[INFO] [stderr]    Compiling either v1.18.0
[INFO] [stderr]     Checking futures-core v0.3.34
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]     Checking futures-sink v0.3.34
[INFO] [stderr]    Compiling futures-macro v0.3.34
[INFO] [stderr]     Checking bitflags v2.13.2
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]     Checking futures-io v0.3.34
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking futures-channel v0.3.34
[INFO] [stderr]    Compiling ena v0.14.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]     Checking rustix v0.38.44
[INFO] [stderr]    Compiling rstest_macros v0.14.0
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking futures-util v0.3.34
[INFO] [stderr]     Checking fd-lock v3.0.13
[INFO] [stderr]    Compiling regex-automata v0.4.18
[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] 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" "9e85e83dcba240c67603e25a7e55d59d54c0a63f37a7cda06652842a7caab099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e85e83dcba240c67603e25a7e55d59d54c0a63f37a7cda06652842a7caab099", kill_on_drop: false }`
[INFO] [stdout] 9e85e83dcba240c67603e25a7e55d59d54c0a63f37a7cda06652842a7caab099
