[INFO] fetching crate rodbus 1.6.0-M3...
[INFO] checking rodbus-1.6.0-M3 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate rodbus 1.6.0-M3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rodbus 1.6.0-M3
[INFO] finished tweaking crates.io crate rodbus 1.6.0-M3
[INFO] tweaked toml for crates.io crate rodbus 1.6.0-M3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rodbus 1.6.0-M3 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 rodbus 1.6.0-M3 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:91:1
[INFO] [stderr]    |
[INFO] [stderr] 91 | 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: `rodbus` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7ac42eeb01a03f6a8ddad2a7f19e96194172531d952e2eacd840dde92163fe02
[INFO] running `Command { std: "docker" "start" "7ac42eeb01a03f6a8ddad2a7f19e96194172531d952e2eacd840dde92163fe02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ac42eeb01a03f6a8ddad2a7f19e96194172531d952e2eacd840dde92163fe02", 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" "7ac42eeb01a03f6a8ddad2a7f19e96194172531d952e2eacd840dde92163fe02" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ac42eeb01a03f6a8ddad2a7f19e96194172531d952e2eacd840dde92163fe02", 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" "7ac42eeb01a03f6a8ddad2a7f19e96194172531d952e2eacd840dde92163fe02" "/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:91:1
[INFO] [stderr]    |
[INFO] [stderr] 91 | 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: `rodbus` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]     Checking typenum v1.20.1
[INFO] [stderr]     Checking log v0.4.34
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling shlex v2.0.1
[INFO] [stderr]    Compiling find-msvc-tools v0.1.11
[INFO] [stderr]     Checking zeroize v1.9.0
[INFO] [stderr]     Checking pin-project-lite v0.2.17
[INFO] [stderr]     Checking bytes v1.12.1
[INFO] [stderr]    Compiling cc v1.4.4
[INFO] [stderr]     Checking cpufeatures v0.2.17
[INFO] [stderr]     Checking base64ct v1.8.3
[INFO] [stderr]    Compiling thiserror v2.0.20
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling cfg_aliases v0.2.2
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]     Checking rustls-pki-types v1.15.1
[INFO] [stderr]     Checking der v0.7.10
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking bitflags v2.13.1
[INFO] [stderr]     Checking futures-core v0.3.34
[INFO] [stderr]    Compiling rustls v0.23.43
[INFO] [stderr]    Compiling syn v3.0.4
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking futures-sink v0.3.34
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking pem v3.0.6
[INFO] [stderr]     Checking crc-catalog v2.5.0
[INFO] [stderr]     Checking rx509 v0.2.1
[INFO] [stderr]     Checking crc v3.4.0
[INFO] [stderr]     Checking scursor v0.5.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking mio v1.2.3
[INFO] [stderr]     Checking socket2 v0.6.5
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking salsa20 v0.10.2
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking scrypt v0.11.0
[INFO] [stderr]     Checking pkcs5 v0.7.1
[INFO] [stderr]     Checking pkcs8 v0.10.2
[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] 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" "7ac42eeb01a03f6a8ddad2a7f19e96194172531d952e2eacd840dde92163fe02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ac42eeb01a03f6a8ddad2a7f19e96194172531d952e2eacd840dde92163fe02", kill_on_drop: false }`
[INFO] [stdout] 7ac42eeb01a03f6a8ddad2a7f19e96194172531d952e2eacd840dde92163fe02
