[INFO] fetching crate montague-core 0.3.0...
[INFO] checking montague-core-0.3.0 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate montague-core 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate montague-core 0.3.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate montague-core 0.3.0
[INFO] tweaked toml for crates.io crate montague-core 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate montague-core 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 montague-core 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:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | 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: `montague-core` (manifest) generated 1 warning
[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] 15b47fc7817c28bb8d2a1e28e3540ff2f83cbff003e358bda6b12bd06c44c6c0
[INFO] running `Command { std: "docker" "start" "15b47fc7817c28bb8d2a1e28e3540ff2f83cbff003e358bda6b12bd06c44c6c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15b47fc7817c28bb8d2a1e28e3540ff2f83cbff003e358bda6b12bd06c44c6c0", 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" "15b47fc7817c28bb8d2a1e28e3540ff2f83cbff003e358bda6b12bd06c44c6c0" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15b47fc7817c28bb8d2a1e28e3540ff2f83cbff003e358bda6b12bd06c44c6c0", 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" "15b47fc7817c28bb8d2a1e28e3540ff2f83cbff003e358bda6b12bd06c44c6c0" "/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:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | 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: `montague-core` (manifest) generated 1 warning
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.2.0
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking zerofrom v0.1.8
[INFO] [stderr]    Compiling openssl-sys v0.9.116
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking lexical-util v1.0.7
[INFO] [stderr]    Compiling openssl v0.10.80
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking yoke v0.8.2
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling dashu-base v0.4.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling num-modular v0.6.1
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]     Checking tokio v1.52.3
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking string_cache v0.8.9
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking zerovec v0.11.6
[INFO] [stderr]     Checking zerotrie v0.2.4
[INFO] [stderr]     Checking lexical-write-integer v1.0.6
[INFO] [stderr]     Checking lexical-parse-integer v1.0.6
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling to-syn-value_derive v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling libffi-sys v3.3.3
[INFO] [stderr]    Compiling dashu-int v0.4.1
[INFO] [stderr]    Compiling multer v2.1.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking data-encoding v2.11.0
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]     Checking lexical-write-float v1.0.6
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]    Compiling selectors v0.26.0
[INFO] [stderr]     Checking lexical-parse-float v1.0.6
[INFO] [stderr]    Compiling to-syn-value v0.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling pin-project-internal v1.1.13
[INFO] [stderr]    Compiling markup5ever v0.14.1
[INFO] [stderr]    Compiling match_token v0.1.0
[INFO] [stderr]     Checking tinystr v0.8.3
[INFO] [stderr]     Checking icu_locale_core v2.2.0
[INFO] [stderr]     Checking potential_utf v0.1.5
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking icu_collections v2.2.0
[INFO] [stderr]     Checking keccak v0.1.6
[INFO] [stderr]     Checking cssparser v0.34.0
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]     Checking zerocopy v0.8.48
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking sha3 v0.10.9
[INFO] [stderr]     Checking icu_provider v2.2.0
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking html5ever v0.29.1
[INFO] [stderr]     Checking pin-project v1.1.13
[INFO] [stderr]     Checking lexical-core v1.0.6
[INFO] [stderr]     Checking lambert_w v1.2.34
[INFO] [stderr]    Compiling dashu-ratio v0.4.1
[INFO] [stderr]    Compiling dashu-float v0.4.3
[INFO] [stderr]     Checking signal-hook-mio v0.2.5
[INFO] [stderr]     Checking icu_properties v2.2.0
[INFO] [stderr]     Checking icu_normalizer v2.2.0
[INFO] [stderr]    Compiling scryer-prolog v0.10.0
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking sha2 v0.10.9
[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]     Checking fd-lock v4.0.4
[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] [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] error: could not compile `nix` (lib) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "15b47fc7817c28bb8d2a1e28e3540ff2f83cbff003e358bda6b12bd06c44c6c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15b47fc7817c28bb8d2a1e28e3540ff2f83cbff003e358bda6b12bd06c44c6c0", kill_on_drop: false }`
[INFO] [stdout] 15b47fc7817c28bb8d2a1e28e3540ff2f83cbff003e358bda6b12bd06c44c6c0
