[INFO] cloning repository https://github.com/j-c-m/seedchamp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/j-c-m/seedchamp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj-c-m%2Fseedchamp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj-c-m%2Fseedchamp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a1acdf8f196328c7ca284368e0f6652540d1a99
[INFO] checking j-c-m/seedchamp against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj-c-m%2Fseedchamp" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/j-c-m/seedchamp
[INFO] finished tweaking git repo https://github.com/j-c-m/seedchamp
[INFO] tweaked toml for git repo https://github.com/j-c-m/seedchamp written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/j-c-m/seedchamp 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 git repo https://github.com/j-c-m/seedchamp 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:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | 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: `seedchamp` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 623bb90fcd23c89f9724a0ec368eabfda39a2d586989749e5dc8a1ca485e1499
[INFO] running `Command { std: "docker" "start" "623bb90fcd23c89f9724a0ec368eabfda39a2d586989749e5dc8a1ca485e1499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "623bb90fcd23c89f9724a0ec368eabfda39a2d586989749e5dc8a1ca485e1499", 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" "623bb90fcd23c89f9724a0ec368eabfda39a2d586989749e5dc8a1ca485e1499" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "623bb90fcd23c89f9724a0ec368eabfda39a2d586989749e5dc8a1ca485e1499", 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" "623bb90fcd23c89f9724a0ec368eabfda39a2d586989749e5dc8a1ca485e1499" "/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:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | 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: `seedchamp` (manifest) generated 1 warning
[INFO] [stderr]    Compiling portable-atomic v1.15.0
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]     Checking futures-core v0.3.34
[INFO] [stderr]     Checking futures-sink v0.3.34
[INFO] [stderr]     Checking memchr v2.8.3
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]     Checking futures-io v0.3.34
[INFO] [stderr]     Checking bytes v1.12.1
[INFO] [stderr]     Checking futures-channel v0.3.34
[INFO] [stderr]     Checking futures-task v0.3.34
[INFO] [stderr]    Compiling crossbeam-utils v0.8.22
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking either v1.17.0
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling thiserror v2.0.20
[INFO] [stderr]     Checking socket2 v0.6.5
[INFO] [stderr]     Checking rand_core v0.10.1
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking event-listener v5.4.2
[INFO] [stderr]     Checking local-event v0.1.3
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]     Checking arrayvec v0.7.8
[INFO] [stderr]    Compiling slotmap v1.1.1
[INFO] [stderr]     Checking mio v1.2.2
[INFO] [stderr]     Checking compio-buf v0.8.3
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]    Compiling pastey v0.2.3
[INFO] [stderr]     Checking fastrand v2.5.0
[INFO] [stderr]    Compiling io-uring v0.7.14
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking crossbeam-queue v0.3.13
[INFO] [stderr]     Checking spin v0.9.9
[INFO] [stderr]    Compiling compio-driver v0.12.5
[INFO] [stderr]     Checking compio-send-wrapper v0.7.2
[INFO] [stderr]     Checking flume v0.12.0
[INFO] [stderr]     Checking mod_use v0.2.3
[INFO] [stderr]     Checking rustls-webpki v0.103.14
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking chacha20 v0.10.1
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling winnow v1.0.4
[INFO] [stderr]    Compiling hashbrown v0.17.1
[INFO] [stderr]     Checking tinyvec v1.12.0
[INFO] [stderr]     Checking rand v0.10.2
[INFO] [stderr]     Checking rustls v0.23.43
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking tokio v1.53.1
[INFO] [stderr]     Checking http v1.5.0
[INFO] [stderr]    Compiling compio-fs v0.12.1
[INFO] [stderr]    Compiling darling_core v0.24.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.20
[INFO] [stderr]    Compiling toml_parser v1.1.3+spec-1.1.0
[INFO] [stderr]     Checking http-body v1.1.0
[INFO] [stderr]    Compiling quinn-udp v0.5.15
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling toml_edit v0.25.13+spec-1.1.0
[INFO] [stderr]     Checking typenum v1.20.1
[INFO] [stderr]    Compiling futures-macro v0.3.34
[INFO] [stderr]    Compiling zerovec-derive v0.11.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling displaydoc v0.2.7
[INFO] [stderr]     Checking futures-util v0.3.34
[INFO] [stderr]    Compiling thiserror-impl v2.0.20
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]     Checking futures-rustls v0.26.0
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]     Checking data-encoding v2.11.1
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking zerofrom v0.1.8
[INFO] [stderr]     Checking compio-log v0.2.1
[INFO] [stderr]     Checking hybrid-array v0.4.14
[INFO] [stderr]     Checking compio-executor v0.1.4
[INFO] [stderr]     Checking yoke v0.8.3
[INFO] [stderr]    Compiling darling_macro v0.24.0
[INFO] [stderr]    Compiling async-trait v0.1.92
[INFO] [stderr]    Compiling darling v0.24.0
[INFO] [stderr]     Checking zerovec v0.11.7
[INFO] [stderr]     Checking zerotrie v0.2.5
[INFO] [stderr]    Compiling compio-macros v0.2.1
[INFO] [stderr]     Checking uuid v1.24.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.16
[INFO] [stderr]     Checking rand_pcg v0.10.2
[INFO] [stderr]    Compiling quinn v0.11.11
[INFO] [stderr]    Compiling pkg-config v0.3.34
[INFO] [stderr]     Checking lru-slab v0.1.2
[INFO] [stderr]     Checking tagptr v0.2.0
[INFO] [stderr]     Checking deranged v0.5.8
[INFO] [stderr]     Checking num-conv v0.2.2
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]     Checking time-core v0.1.9
[INFO] [stderr]     Checking rustc-hash v2.1.3
[INFO] [stderr]     Checking hyper v1.11.0
[INFO] [stderr]     Checking quinn-proto v0.11.17
[INFO] [stderr]     Checking tinystr v0.8.4
[INFO] [stderr]     Checking potential_utf v0.1.6
[INFO] [stderr]    Compiling libsqlite3-sys v0.38.2
[INFO] [stderr]     Checking icu_collections v2.3.0
[INFO] [stderr]     Checking icu_locale_core v2.3.0
[INFO] [stderr]     Checking moka v0.12.16
[INFO] [stderr]     Checking send_wrapper v0.6.0
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]     Checking regex-syntax v0.8.11
[INFO] [stderr]     Checking synchrony v0.1.9
[INFO] [stderr]     Checking resolv-conf v0.7.6
[INFO] [stderr]     Checking compio-io v0.10.1
[INFO] [stderr]     Checking icu_provider v2.3.0
[INFO] [stderr]     Checking thin-cell v0.2.1
[INFO] [stderr]     Checking time v0.3.55
[INFO] [stderr]     Checking rustls-native-certs v0.8.4
[INFO] [stderr]     Checking icu_normalizer v2.3.0
[INFO] [stderr]     Checking icu_properties v2.3.0
[INFO] [stderr]     Checking crypto-common v0.2.2
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking serde v1.0.229
[INFO] [stderr]     Checking compio-tls v0.10.0
[INFO] [stderr]     Checking compio-runtime v0.12.6
[INFO] [stderr]     Checking block-buffer v0.12.1
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling cyper v0.9.0
[INFO] [stderr]     Checking ipnet v2.12.1
[INFO] [stderr]     Checking idna_adapter v1.2.2
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking digest v0.11.3
[INFO] [stderr]     Checking prefix-trie v0.8.4
[INFO] [stderr]     Checking compio-dispatcher v0.11.1
[INFO] [stderr]     Checking compio-net v0.12.5
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking hyper-util v0.1.20
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking rustls-platform-verifier v0.7.0
[INFO] [stderr]     Checking futures-executor v0.3.34
[INFO] [stderr]     Checking hickory-proto v0.26.1
[INFO] [stderr]    Compiling strum_macros v0.28.0
[INFO] [stderr]     Checking http-body-util v0.1.5
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking serde_spanned v1.1.1
[INFO] [stderr]     Checking num-integer v0.1.47
[INFO] [stderr]     Checking hashlink v0.12.1
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking compio v0.19.2
[INFO] [stderr]     Checking thread_local v1.1.10
[INFO] [stderr]     Checking cyper-core v0.9.0
[INFO] [stderr]    Compiling seedchamp-engine v1.0.0 (/opt/rustwide/workdir/crates/engine)
[INFO] [stderr]     Checking toml_writer v1.1.2+spec-1.1.0
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking toml v1.1.4+spec-1.1.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]     Checking kasuari v0.4.12
[INFO] [stderr]     Checking num-bigint v0.5.1
[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" "623bb90fcd23c89f9724a0ec368eabfda39a2d586989749e5dc8a1ca485e1499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "623bb90fcd23c89f9724a0ec368eabfda39a2d586989749e5dc8a1ca485e1499", kill_on_drop: false }`
[INFO] [stdout] 623bb90fcd23c89f9724a0ec368eabfda39a2d586989749e5dc8a1ca485e1499
