[INFO] fetching crate tvc 0.15.0...
[INFO] checking tvc-0.15.0 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate tvc 0.15.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate tvc 0.15.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tvc 0.15.0
[INFO] tweaked toml for crates.io crate tvc 0.15.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tvc 0.15.0 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 tvc 0.15.0 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:211:1
[INFO] [stderr]     |
[INFO] [stderr] 211 | 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: `tvc` (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-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] 6d5319b86430a8f14458529ab0a732215fc05689487d07de82632326bdef4849
[INFO] running `Command { std: "docker" "start" "6d5319b86430a8f14458529ab0a732215fc05689487d07de82632326bdef4849", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d5319b86430a8f14458529ab0a732215fc05689487d07de82632326bdef4849", 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" "6d5319b86430a8f14458529ab0a732215fc05689487d07de82632326bdef4849" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d5319b86430a8f14458529ab0a732215fc05689487d07de82632326bdef4849", 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" "6d5319b86430a8f14458529ab0a732215fc05689487d07de82632326bdef4849" "/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:211:1
[INFO] [stderr]     |
[INFO] [stderr] 211 | 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: `tvc` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking base64ct v1.7.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking num-traits v0.2.19
[INFO] [stderr]     Checking bitflags v2.9.0
[INFO] [stderr]    Compiling cc v1.2.17
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking writeable v0.5.5
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]     Checking litemap v0.7.5
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]     Checking http v1.3.1
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling winnow v0.7.10
[INFO] [stderr]     Checking write16 v1.0.0
[INFO] [stderr]    Compiling toml_datetime v0.6.9
[INFO] [stderr]     Checking utf16_iter v1.0.5
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]    Compiling borsh v1.5.7
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling rustix v1.0.3
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking der v0.6.1
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]     Checking base16ct v0.1.1
[INFO] [stderr]     Checking keccak v0.1.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking linux-raw-sys v0.9.3
[INFO] [stderr]     Checking ipnet v2.11.0
[INFO] [stderr]     Checking generic-array v1.3.3
[INFO] [stderr]    Compiling pcsc-sys v1.3.0
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking hybrid-array v0.4.12
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking iri-string v0.7.8
[INFO] [stderr]    Compiling qos_core v0.14.1
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking pcsc v2.9.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking toml_write v0.1.2
[INFO] [stderr]     Checking clap_lex v0.7.6
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking clap_builder v4.5.54
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking predicates-core v1.0.9
[INFO] [stderr]     Checking dyn-clone v1.0.20
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking termtree v0.5.1
[INFO] [stderr]    Compiling assert_cmd v2.1.1
[INFO] [stderr]     Checking deadpool-runtime v0.1.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking predicates-tree v1.0.12
[INFO] [stderr]     Checking predicates v3.1.3
[INFO] [stderr]     Checking comma v1.0.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking ff v0.12.1
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking group v0.12.1
[INFO] [stderr]     Checking signal-hook v0.3.18
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking signal-hook-mio v0.2.5
[INFO] [stderr]     Checking rtoolbox v0.0.5
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rpassword v7.5.4
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]    Compiling toml_edit v0.22.26
[INFO] [stderr]     Checking vsock v0.5.2
[INFO] [stderr]     Checking tempfile v3.19.1
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking bstr v1.12.1
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling der_derive v0.7.3
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.25.1/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] [stderr]    Compiling borsh-derive v1.5.7
[INFO] [stdout] warning: type `AtFlags` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.25.1/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] [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] running `Command { std: "docker" "inspect" "6d5319b86430a8f14458529ab0a732215fc05689487d07de82632326bdef4849", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d5319b86430a8f14458529ab0a732215fc05689487d07de82632326bdef4849", kill_on_drop: false }`
[INFO] [stdout] 6d5319b86430a8f14458529ab0a732215fc05689487d07de82632326bdef4849
