[INFO] fetching crate shadow-integration-tests 0.1.0...
[INFO] checking shadow-integration-tests-0.1.0 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate shadow-integration-tests 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate shadow-integration-tests 0.1.0
[INFO] finished tweaking crates.io crate shadow-integration-tests 0.1.0
[INFO] tweaked toml for crates.io crate shadow-integration-tests 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shadow-integration-tests 0.1.0 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 shadow-integration-tests 0.1.0 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-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] 6275334eedf35fa0cfbde6efddcb3db2e01d1ba287261380f8032b1cc24ecc18
[INFO] running `Command { std: "docker" "start" "6275334eedf35fa0cfbde6efddcb3db2e01d1ba287261380f8032b1cc24ecc18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6275334eedf35fa0cfbde6efddcb3db2e01d1ba287261380f8032b1cc24ecc18", 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" "6275334eedf35fa0cfbde6efddcb3db2e01d1ba287261380f8032b1cc24ecc18" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6275334eedf35fa0cfbde6efddcb3db2e01d1ba287261380f8032b1cc24ecc18", 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" "6275334eedf35fa0cfbde6efddcb3db2e01d1ba287261380f8032b1cc24ecc18" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling zerocopy v0.8.37
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking unsigned-varint v0.8.0
[INFO] [stderr]    Compiling data-encoding v2.10.0
[INFO] [stderr]     Checking quick-protobuf v0.8.1
[INFO] [stderr]     Checking const-str v0.4.3
[INFO] [stderr]     Checking base-x v0.2.11
[INFO] [stderr]     Checking unsigned-varint v0.7.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling rustls v0.23.36
[INFO] [stderr]    Compiling time-macros v0.2.26
[INFO] [stderr]    Compiling blake3 v1.8.3
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking multihash v0.19.3
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling quinn v0.11.9
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking safe_arch v0.7.4
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling snow v0.9.6
[INFO] [stderr]    Compiling prometheus-client v0.22.3
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[INFO] [stderr]     Checking y4m v0.8.0
[INFO] [stderr]     Checking resolv-conf v0.7.6
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]    Compiling rav1e v0.8.1
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[INFO] [stderr]    Compiling simd_helpers v0.1.0
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[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
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[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking poly1305 v0.8.0
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking simba v0.8.1
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]     Checking maybe-rayon v0.1.1
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]    Compiling reed-solomon-erasure v6.0.0
[INFO] [stderr]     Checking hound v3.5.1
[INFO] [stderr]     Checking parking_lot v0.11.2
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[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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6275334eedf35fa0cfbde6efddcb3db2e01d1ba287261380f8032b1cc24ecc18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6275334eedf35fa0cfbde6efddcb3db2e01d1ba287261380f8032b1cc24ecc18", kill_on_drop: false }`
[INFO] [stdout] 6275334eedf35fa0cfbde6efddcb3db2e01d1ba287261380f8032b1cc24ecc18
