[INFO] fetching crate mcplex 0.5.2...
[INFO] checking mcplex-0.5.2 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate mcplex 0.5.2 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate mcplex 0.5.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mcplex 0.5.2
[INFO] tweaked toml for crates.io crate mcplex 0.5.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcplex 0.5.2 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 mcplex 0.5.2 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:123:1
[INFO] [stderr]     |
[INFO] [stderr] 123 | 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:120:12
[INFO] [stderr]     |
[INFO] [stderr] 120 | homepage = "https://github.com/AprilNEA/MCPlex"
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 124 | repository = "https://github.com/AprilNEA/MCPlex"
[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: `mcplex` (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] 7684cbf35ac8a42ab81c35c74c33b5f3ee1bd98a3846440d7f0d80fca3b58e81
[INFO] running `Command { std: "docker" "start" "7684cbf35ac8a42ab81c35c74c33b5f3ee1bd98a3846440d7f0d80fca3b58e81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7684cbf35ac8a42ab81c35c74c33b5f3ee1bd98a3846440d7f0d80fca3b58e81", 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" "7684cbf35ac8a42ab81c35c74c33b5f3ee1bd98a3846440d7f0d80fca3b58e81" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7684cbf35ac8a42ab81c35c74c33b5f3ee1bd98a3846440d7f0d80fca3b58e81", 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" "7684cbf35ac8a42ab81c35c74c33b5f3ee1bd98a3846440d7f0d80fca3b58e81" "/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:123:1
[INFO] [stderr]     |
[INFO] [stderr] 123 | 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:120:12
[INFO] [stderr]     |
[INFO] [stderr] 120 | homepage = "https://github.com/AprilNEA/MCPlex"
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 124 | repository = "https://github.com/AprilNEA/MCPlex"
[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: `mcplex` (manifest) generated 2 warnings
[INFO] [stderr]     Checking log v0.4.33
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]     Checking futures-io v0.3.33
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]    Compiling zeroize_derive v1.5.0
[INFO] [stderr]    Compiling aws-lc-rs v1.18.0
[INFO] [stderr]     Checking hashbrown v0.17.1
[INFO] [stderr]     Checking zerocopy v0.8.56
[INFO] [stderr]    Compiling rustls v0.23.43
[INFO] [stderr]    Compiling strum_macros v0.28.0
[INFO] [stderr]     Checking potential_utf v0.1.5
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking castaway v0.2.4
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling instability v0.3.13
[INFO] [stderr]     Checking futures-util v0.3.33
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking mio v1.2.2
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking compact_str v0.9.1
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]     Checking serde_json v1.0.151
[INFO] [stderr]     Checking http-body-util v0.1.4
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking num-bigint v0.4.8
[INFO] [stderr]     Checking zeroize v1.9.0
[INFO] [stderr]     Checking signal-hook v0.3.18
[INFO] [stderr]    Compiling jobserver v0.1.35
[INFO] [stderr]     Checking rustls-pki-types v1.15.1
[INFO] [stderr]     Checking getrandom v0.4.3
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]     Checking lru v0.18.2
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]    Compiling inotify-sys v0.1.8
[INFO] [stderr]    Compiling ref-cast v1.0.26
[INFO] [stderr]     Checking time v0.3.55
[INFO] [stderr]    Compiling cc v1.4.2
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking signal-hook-mio v0.2.5
[INFO] [stderr]     Checking derive_more v2.1.1
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking rustls-native-certs v0.8.4
[INFO] [stderr]     Checking num-iter v0.1.46
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking line-clipping v0.3.8
[INFO] [stderr]     Checking winnow v1.0.4
[INFO] [stderr]     Checking chacha20 v0.10.1
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking indexmap v2.14.0
[INFO] [stderr]     Checking toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking serde_spanned v1.1.1
[INFO] [stderr]     Checking toml_writer v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling mcplex-rmcp v3.1.2-mcplex.2
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking axum-core v0.5.6
[INFO] [stderr]     Checking unicode-truncate v2.0.1
[INFO] [stderr]     Checking strum v0.28.0
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking inotify v0.11.4
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking rand v0.10.2
[INFO] [stderr]     Checking uuid v1.24.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking linux-keyutils v0.2.5
[INFO] [stderr]     Checking rtoolbox v0.0.5
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]     Checking notify-types v2.1.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]     Checking rpassword v7.5.4
[INFO] [stderr]     Checking directories v6.0.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking notify v8.2.0
[INFO] [stderr]    Compiling aws-lc-sys v0.44.0
[INFO] [stderr]    Compiling libdbus-sys v0.2.7
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking toml_parser v1.1.3+spec-1.1.0
[INFO] [stderr]     Checking crossterm v0.29.0
[INFO] [stderr]     Checking tempfile v3.27.0
[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-0.31.3/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-0.31.3/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-0.31.3/src/unistd.rs:1240:13
[INFO] [stdout]      |
[INFO] [stdout] 1240 |             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-0.31.3/src/unistd.rs:1240:13
[INFO] [stdout]      |
[INFO] [stdout] 1240 |             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] 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" "7684cbf35ac8a42ab81c35c74c33b5f3ee1bd98a3846440d7f0d80fca3b58e81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7684cbf35ac8a42ab81c35c74c33b5f3ee1bd98a3846440d7f0d80fca3b58e81", kill_on_drop: false }`
[INFO] [stdout] 7684cbf35ac8a42ab81c35c74c33b5f3ee1bd98a3846440d7f0d80fca3b58e81
