[INFO] fetching crate libbpf-async 0.2.0...
[INFO] checking libbpf-async-0.2.0 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate libbpf-async 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate libbpf-async 0.2.0
[INFO] finished tweaking crates.io crate libbpf-async 0.2.0
[INFO] tweaked toml for crates.io crate libbpf-async 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libbpf-async 0.2.0 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] 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 73 packages to highest compatible versions
[INFO] [stderr]       Adding libbpf-rs v0.22.1 (available: v0.27.1)
[INFO] [stderr]       Adding nix v0.26.4 (available: v0.31.3)
[INFO] [stderr]       Adding page_size v0.5.0 (available: v0.6.0)
[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] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | homepage = "https://github.com/fujita/libbpf-async"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 25 | repository = "https://github.com/fujita/libbpf-async"
[INFO] [stderr]    |              ----------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `libbpf-async` (manifest) generated 2 warnings
[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] 41024f78c91881309f135bbe5c35bb1692534e52c2992e38cab5bd02940d7cf7
[INFO] running `Command { std: "docker" "start" "41024f78c91881309f135bbe5c35bb1692534e52c2992e38cab5bd02940d7cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41024f78c91881309f135bbe5c35bb1692534e52c2992e38cab5bd02940d7cf7", 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" "41024f78c91881309f135bbe5c35bb1692534e52c2992e38cab5bd02940d7cf7" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41024f78c91881309f135bbe5c35bb1692534e52c2992e38cab5bd02940d7cf7", 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" "41024f78c91881309f135bbe5c35bb1692534e52c2992e38cab5bd02940d7cf7" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | homepage = "https://github.com/fujita/libbpf-async"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 25 | repository = "https://github.com/fujita/libbpf-async"
[INFO] [stderr]    |              ----------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `libbpf-async` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling bitflags v2.13.2
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]    Compiling indexmap v2.14.2
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]     Checking futures-sink v0.3.34
[INFO] [stderr]    Compiling vsprintf v2.0.0
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking smallvec v1.16.1
[INFO] [stderr]    Compiling syn v3.0.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking mio v1.2.3
[INFO] [stderr]     Checking futures-channel v0.3.34
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking page_size v0.5.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling futures-macro v0.3.34
[INFO] [stderr]    Compiling tokio-macros v2.7.2
[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]    Compiling libbpf-sys v1.7.0+v1.7.0
[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" "41024f78c91881309f135bbe5c35bb1692534e52c2992e38cab5bd02940d7cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41024f78c91881309f135bbe5c35bb1692534e52c2992e38cab5bd02940d7cf7", kill_on_drop: false }`
[INFO] [stdout] 41024f78c91881309f135bbe5c35bb1692534e52c2992e38cab5bd02940d7cf7
