[INFO] fetching crate arc-malachitebft-discovery 0.7.0-pre...
[INFO] checking arc-malachitebft-discovery-0.7.0-pre against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate arc-malachitebft-discovery 0.7.0-pre into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate arc-malachitebft-discovery 0.7.0-pre
[INFO] finished tweaking crates.io crate arc-malachitebft-discovery 0.7.0-pre
[INFO] tweaked toml for crates.io crate arc-malachitebft-discovery 0.7.0-pre written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate arc-malachitebft-discovery 0.7.0-pre 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 arc-malachitebft-discovery 0.7.0-pre 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:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | 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: `arc-malachitebft-discovery` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 31bb8c4f32c67eb3fb449867e915152c84c3affb7dcf1a6ad628e2c39e9aa2ca
[INFO] running `Command { std: "docker" "start" "31bb8c4f32c67eb3fb449867e915152c84c3affb7dcf1a6ad628e2c39e9aa2ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31bb8c4f32c67eb3fb449867e915152c84c3affb7dcf1a6ad628e2c39e9aa2ca", 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" "31bb8c4f32c67eb3fb449867e915152c84c3affb7dcf1a6ad628e2c39e9aa2ca" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31bb8c4f32c67eb3fb449867e915152c84c3affb7dcf1a6ad628e2c39e9aa2ca", 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" "31bb8c4f32c67eb3fb449867e915152c84c3affb7dcf1a6ad628e2c39e9aa2ca" "/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:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | 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: `arc-malachitebft-discovery` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.181
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling portable-atomic v1.11.0
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling zerocopy v0.8.23
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking base64ct v1.7.1
[INFO] [stderr]     Checking icu_locid_transform_data v1.5.0
[INFO] [stderr]     Checking icu_properties_data v1.5.0
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]     Checking log v0.4.26
[INFO] [stderr]     Checking icu_normalizer_data v1.5.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking data-encoding v2.8.0
[INFO] [stderr]     Checking bs58 v0.5.1
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking quick-protobuf v0.8.1
[INFO] [stderr]     Checking unsigned-varint v0.7.2
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking web-time v1.1.0
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling cc v1.2.16
[INFO] [stderr]     Checking foldhash v0.1.4
[INFO] [stderr]    Compiling num-conv v0.2.0
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]     Checking rustls-pki-types v1.11.0
[INFO] [stderr]    Compiling time-macros v0.2.27
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling rustls v0.23.23
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking tinyvec v1.9.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking ipnet v2.11.0
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling oid-registry v0.8.1
[INFO] [stderr]    Compiling quinn-udp v0.5.10
[INFO] [stderr]     Checking event-listener v5.4.0
[INFO] [stderr]     Checking once_cell v1.21.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]    Compiling prometheus-client v0.23.1
[INFO] [stderr]     Checking lru v0.12.5
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling moka v0.12.10
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking event-listener-strategy v0.5.3
[INFO] [stderr]     Checking pem v3.0.5
[INFO] [stderr]    Compiling snow v0.9.6
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking dtoa v1.0.10
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]     Checking rustls-webpki v0.103.3
[INFO] [stderr]     Checking hex_fmt v0.3.0
[INFO] [stderr]     Checking eyre v0.6.12
[INFO] [stderr]     Checking uint v0.10.0
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking hashlink v0.9.1
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking getrandom v0.3.1
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking uuid v1.15.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking rusticata-macros v4.1.0
[INFO] [stderr]     Checking rand v0.9.0
[INFO] [stderr]     Checking yasna v0.5.2
[INFO] [stderr]     Checking regex-automata v0.4.9
[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" "31bb8c4f32c67eb3fb449867e915152c84c3affb7dcf1a6ad628e2c39e9aa2ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31bb8c4f32c67eb3fb449867e915152c84c3affb7dcf1a6ad628e2c39e9aa2ca", kill_on_drop: false }`
[INFO] [stdout] 31bb8c4f32c67eb3fb449867e915152c84c3affb7dcf1a6ad628e2c39e9aa2ca
