[INFO] fetching crate super_cereal 0.1.0...
[INFO] checking super_cereal-0.1.0 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate super_cereal 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate super_cereal 0.1.0
[INFO] finished tweaking crates.io crate super_cereal 0.1.0
[INFO] tweaked toml for crates.io crate super_cereal 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate super_cereal 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 super_cereal 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b6405b6f08bd2b6bffe06684c328247713c2d2a2479750fbec414d8370bf8b51
[INFO] running `Command { std: "docker" "start" "b6405b6f08bd2b6bffe06684c328247713c2d2a2479750fbec414d8370bf8b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6405b6f08bd2b6bffe06684c328247713c2d2a2479750fbec414d8370bf8b51", 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" "b6405b6f08bd2b6bffe06684c328247713c2d2a2479750fbec414d8370bf8b51" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6405b6f08bd2b6bffe06684c328247713c2d2a2479750fbec414d8370bf8b51", 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" "b6405b6f08bd2b6bffe06684c328247713c2d2a2479750fbec414d8370bf8b51" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]    Compiling zerocopy v0.8.52
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling io-lifetimes v2.0.4
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking pnet_sys v0.35.0
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling pnet_macros v0.35.0
[INFO] [stderr]    Compiling io-extras v0.18.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking pnet_base v0.35.0
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking mio v1.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking pnet_macros_support v0.35.0
[INFO] [stderr]    Compiling pnet v0.35.0
[INFO] [stderr]    Compiling socketpair v0.19.8
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling cdr-encoding-size-derive v0.5.1
[INFO] [stderr]    Compiling enumflags2_derive v0.7.12
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling speedy-derive v0.8.7
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling clap_derive v4.6.1
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking cdr-encoding-size v0.5.1
[INFO] [stderr]     Checking pnet_packet v0.35.0
[INFO] [stderr]     Checking if-addrs v0.14.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking tokio v1.52.3
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]     Checking md5 v0.8.0
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.26.4/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" "b6405b6f08bd2b6bffe06684c328247713c2d2a2479750fbec414d8370bf8b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6405b6f08bd2b6bffe06684c328247713c2d2a2479750fbec414d8370bf8b51", kill_on_drop: false }`
[INFO] [stdout] b6405b6f08bd2b6bffe06684c328247713c2d2a2479750fbec414d8370bf8b51
