[INFO] fetching crate net_link 0.3.0...
[INFO] checking net_link-0.3.0 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate net_link 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate net_link 0.3.0
[INFO] finished tweaking crates.io crate net_link 0.3.0
[INFO] tweaked toml for crates.io crate net_link 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate net_link 0.3.0 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 net_link 0.3.0 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] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | 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: binary `net_link` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../net_link
[INFO] [stderr]   |                                                  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `net-link`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "net_link"
[INFO] [stderr] 2 + name = "net-link"
[INFO] [stderr]   |
[INFO] [stderr] warning: `net_link` (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1ded51a8690fd1be955f9f25c101fe4466548141f06d98b5bd5aa02865f43747
[INFO] running `Command { std: "docker" "start" "1ded51a8690fd1be955f9f25c101fe4466548141f06d98b5bd5aa02865f43747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ded51a8690fd1be955f9f25c101fe4466548141f06d98b5bd5aa02865f43747", 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" "1ded51a8690fd1be955f9f25c101fe4466548141f06d98b5bd5aa02865f43747" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ded51a8690fd1be955f9f25c101fe4466548141f06d98b5bd5aa02865f43747", 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" "1ded51a8690fd1be955f9f25c101fe4466548141f06d98b5bd5aa02865f43747" "/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:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | 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: binary `net_link` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../net_link
[INFO] [stderr]   |                          ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `net-link`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "net_link"
[INFO] [stderr] 2 + name = "net-link"
[INFO] [stderr]   |
[INFO] [stderr] warning: `net_link` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]     Checking bitflags v2.9.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking lock_api v0.4.12
[INFO] [stderr]     Checking socket2 v0.5.9
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]     Checking http v1.3.1
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling prettyplease v0.2.32
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking event-listener v5.4.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking time-core v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking polyval v0.6.2
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling cc v1.2.20
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]    Compiling bindgen v0.71.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking ghash v0.5.1
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]    Compiling mime-infer v3.0.0
[INFO] [stderr]    Compiling cookie v0.18.1
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling multer v3.1.0
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]     Checking r-ex v1.0.1
[INFO] [stderr]     Checking stun-bytes v1.0.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking aes-gcm v0.10.3
[INFO] [stderr]     Checking headers-core v0.3.0
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking async-event v0.2.1
[INFO] [stderr]    Compiling rle-decode-fast v1.0.3
[INFO] [stderr]     Checking diatomic-waker v0.1.0
[INFO] [stderr]     Checking xml-rs v0.8.26
[INFO] [stderr]     Checking tachyonix v0.3.1
[INFO] [stderr]     Checking headers v0.4.0
[INFO] [stderr]    Compiling libflate_lz77 v2.1.0
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking stun-format v1.0.1
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]    Compiling toml_edit v0.20.2
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]     Checking async-broadcast v0.7.2
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking rmp v0.8.14
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]     Checking futures-lite v2.6.0
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]     Checking cruet v0.14.0
[INFO] [stderr]     Checking dyn-clone v1.0.19
[INFO] [stderr]    Compiling dary_heap v0.3.7
[INFO] [stderr]    Compiling libflate v2.1.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]     Checking tempfile v3.19.1
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking flume v0.11.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `NonZero<usize>`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.29.0/src/sys/prctl.rs:225:97
[INFO] [stdout]     |
[INFO] [stdout] 225 |     let res = unsafe { libc::prctl(libc::PR_SET_VMA, libc::PR_SET_VMA_ANON_NAME, addr.as_ptr(), length, nameref) };
[INFO] [stdout]     |                                                                                                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `NonZero<usize>` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.29.0/src/sys/prctl.rs:225:97
[INFO] [stdout]     |
[INFO] [stdout] 225 |     let res = unsafe { libc::prctl(libc::PR_SET_VMA, libc::PR_SET_VMA_ANON_NAME, addr.as_ptr(), length, nameref) };
[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] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.29.0/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-0.29.0/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] 
[INFO] [stdout] 
[INFO] [stderr]     Checking getifaddrs v0.1.5
[INFO] [stderr] error: could not compile `nix` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1ded51a8690fd1be955f9f25c101fe4466548141f06d98b5bd5aa02865f43747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ded51a8690fd1be955f9f25c101fe4466548141f06d98b5bd5aa02865f43747", kill_on_drop: false }`
[INFO] [stdout] 1ded51a8690fd1be955f9f25c101fe4466548141f06d98b5bd5aa02865f43747
