[INFO] fetching crate cargo-subspace 0.2.4...
[INFO] checking cargo-subspace-0.2.4 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate cargo-subspace 0.2.4 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate cargo-subspace 0.2.4
[INFO] finished tweaking crates.io crate cargo-subspace 0.2.4
[INFO] tweaked toml for crates.io crate cargo-subspace 0.2.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-subspace 0.2.4 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 cargo-subspace 0.2.4 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] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | 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: unused build dependency `anyhow`
[INFO] [stderr]  --> Cargo.toml:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | [build-dependencies.anyhow]
[INFO] [stderr]   |                     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `anyhow`
[INFO] [stderr] warning: `cargo-subspace` (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] b1c7fc9ee7f732945cd1cac500cb23362315e31f531d66b8e1bcafa047c2ae46
[INFO] running `Command { std: "docker" "start" "b1c7fc9ee7f732945cd1cac500cb23362315e31f531d66b8e1bcafa047c2ae46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1c7fc9ee7f732945cd1cac500cb23362315e31f531d66b8e1bcafa047c2ae46", 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" "b1c7fc9ee7f732945cd1cac500cb23362315e31f531d66b8e1bcafa047c2ae46" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1c7fc9ee7f732945cd1cac500cb23362315e31f531d66b8e1bcafa047c2ae46", 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" "b1c7fc9ee7f732945cd1cac500cb23362315e31f531d66b8e1bcafa047c2ae46" "/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:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | 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: unused build dependency `anyhow`
[INFO] [stderr]  --> Cargo.toml:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | [build-dependencies.anyhow]
[INFO] [stderr]   |                     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `anyhow`
[INFO] [stderr] warning: `cargo-subspace` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling serde_core v1.0.225
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling serde v1.0.225
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking hashbrown v0.16.0
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]    Compiling erased-serde v0.4.8
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling find-msvc-tools v0.1.2
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling cpp_demangle v0.4.5
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]     Checking winnow v0.7.13
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking indexmap v2.11.4
[INFO] [stderr]     Checking debugid v0.8.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]     Checking anstyle-query v1.1.4
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]     Checking bytemuck v1.23.2
[INFO] [stderr]    Compiling symbolic-demangle v12.16.3
[INFO] [stderr]     Checking anstyle v1.0.11
[INFO] [stderr]    Compiling camino v1.2.0
[INFO] [stderr]     Checking anstream v0.6.20
[INFO] [stderr]     Checking rustix v1.1.2
[INFO] [stderr]     Checking rgb v0.8.52
[INFO] [stderr]     Checking memmap2 v0.9.8
[INFO] [stderr]    Compiling findshlibs v0.10.2
[INFO] [stderr]     Checking symbolic-common v12.16.3
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking deranged v0.5.4
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]     Checking object v0.37.3
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking semver v1.0.27
[INFO] [stderr]     Checking serde-untagged v0.1.9
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking quick-xml v0.26.0
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]     Checking clap_lex v0.7.5
[INFO] [stderr]    Compiling pprof v0.15.0
[INFO] [stderr]     Checking time-core v0.1.6
[INFO] [stderr]     Checking nu-ansi-term v0.50.1
[INFO] [stderr]     Checking clap_builder v4.5.48
[INFO] [stderr]     Checking tempfile v3.23.0
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking inferno v0.11.21
[INFO] [stderr]     Checking spin v0.10.0
[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" "b1c7fc9ee7f732945cd1cac500cb23362315e31f531d66b8e1bcafa047c2ae46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1c7fc9ee7f732945cd1cac500cb23362315e31f531d66b8e1bcafa047c2ae46", kill_on_drop: false }`
[INFO] [stdout] b1c7fc9ee7f732945cd1cac500cb23362315e31f531d66b8e1bcafa047c2ae46
