[INFO] fetching crate cpkg 0.12.1...
[INFO] checking cpkg-0.12.1 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate cpkg 0.12.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate cpkg 0.12.1
[INFO] finished tweaking crates.io crate cpkg 0.12.1
[INFO] tweaked toml for crates.io crate cpkg 0.12.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cpkg 0.12.1 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 cpkg 0.12.1 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:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | 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: `cpkg` (manifest) generated 1 warning
[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] 7dc24bab629221409fe29e933f7479d97d27eac2ef786df3985842414146edf6
[INFO] running `Command { std: "docker" "start" "7dc24bab629221409fe29e933f7479d97d27eac2ef786df3985842414146edf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dc24bab629221409fe29e933f7479d97d27eac2ef786df3985842414146edf6", 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" "7dc24bab629221409fe29e933f7479d97d27eac2ef786df3985842414146edf6" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dc24bab629221409fe29e933f7479d97d27eac2ef786df3985842414146edf6", 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" "7dc24bab629221409fe29e933f7479d97d27eac2ef786df3985842414146edf6" "/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:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | 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: `cpkg` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking bytes v1.7.2
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling cc v1.1.21
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking rustls-pki-types v1.8.0
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling rustls v0.23.13
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling portable-atomic v1.8.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking anstyle-parse v0.2.5
[INFO] [stderr]     Checking webpki-roots v0.26.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking colorchoice v1.0.2
[INFO] [stderr]     Checking fastrand v2.1.1
[INFO] [stderr]     Checking anstyle-query v1.1.1
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]     Checking rustls-pemfile v2.1.3
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stderr]     Checking tempfile v3.12.0
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking indexmap v2.5.0
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking sync_wrapper v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking ipnet v2.10.0
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]    Compiling self_update v0.40.0
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking winnow v0.6.18
[INFO] [stderr]     Checking indicatif v0.17.8
[INFO] [stderr]     Checking clap_builder v4.5.18
[INFO] [stderr]     Checking hyper v1.4.1
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking rustls-webpki v0.102.8
[INFO] [stderr]     Checking self-replace v1.5.0
[INFO] [stderr]     Checking fd-lock v4.0.2
[INFO] [stderr]     Checking quick-xml v0.23.1
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking urlencoding v2.1.3
[INFO] [stderr]     Checking which v6.0.3
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.28.0/src/unistd.rs:956:13
[INFO] [stdout]     |
[INFO] [stdout] 956 |             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-0.28.0/src/unistd.rs:956:13
[INFO] [stdout]     |
[INFO] [stdout] 956 |             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 nestify v0.3.3
[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" "7dc24bab629221409fe29e933f7479d97d27eac2ef786df3985842414146edf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc24bab629221409fe29e933f7479d97d27eac2ef786df3985842414146edf6", kill_on_drop: false }`
[INFO] [stdout] 7dc24bab629221409fe29e933f7479d97d27eac2ef786df3985842414146edf6
