[INFO] fetching crate rust-tour 0.1.17...
[INFO] checking rust-tour-0.1.17 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate rust-tour 0.1.17 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rust-tour 0.1.17
[INFO] finished tweaking crates.io crate rust-tour 0.1.17
[INFO] tweaked toml for crates.io crate rust-tour 0.1.17 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-tour 0.1.17 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 rust-tour 0.1.17 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:142:1
[INFO] [stderr]     |
[INFO] [stderr] 142 | 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:137:12
[INFO] [stderr]     |
[INFO] [stderr] 137 | homepage = "https://github.com/ghanithan/rust-tour"
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 143 | repository = "https://github.com/ghanithan/rust-tour"
[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: `rust-tour` (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 55adcebaa92f856991c15c073d556b3fa4dc745fce1d3e818151c7e44fa4725d
[INFO] running `Command { std: "docker" "start" "55adcebaa92f856991c15c073d556b3fa4dc745fce1d3e818151c7e44fa4725d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55adcebaa92f856991c15c073d556b3fa4dc745fce1d3e818151c7e44fa4725d", 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" "55adcebaa92f856991c15c073d556b3fa4dc745fce1d3e818151c7e44fa4725d" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55adcebaa92f856991c15c073d556b3fa4dc745fce1d3e818151c7e44fa4725d", 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" "55adcebaa92f856991c15c073d556b3fa4dc745fce1d3e818151c7e44fa4725d" "/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:142:1
[INFO] [stderr]     |
[INFO] [stderr] 142 | 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:137:12
[INFO] [stderr]     |
[INFO] [stderr] 137 | homepage = "https://github.com/ghanithan/rust-tour"
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 143 | repository = "https://github.com/ghanithan/rust-tour"
[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: `rust-tour` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking litemap v0.8.0
[INFO] [stderr]     Checking writeable v0.6.1
[INFO] [stderr]     Checking http v1.3.1
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking siphasher v0.3.11
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking phf_shared v0.10.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]     Checking data-encoding v2.9.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]    Compiling cc v1.2.30
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]     Checking dtoa v1.0.10
[INFO] [stderr]     Checking unicode-width v0.2.1
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking dtoa-short v0.3.5
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking base64ct v1.8.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking anstyle-query v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking servo_arc v0.2.0
[INFO] [stderr]     Checking anstream v0.6.19
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling openssl-src v300.5.1+3.5.1
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking password-hash v0.4.2
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking is-docker v0.2.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]    Compiling libssh2-sys v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]    Compiling libgit2-sys v0.17.0+1.8.1
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]     Checking time-core v0.1.4
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking bzip2 v0.4.4
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking clap_builder v4.5.41
[INFO] [stderr]     Checking pbkdf2 v0.11.0
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]    Compiling rust-embed-utils v8.7.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]     Checking is-wsl v0.4.0
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]     Checking serial v0.4.0
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking getopts v0.2.23
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking path-dedot v3.1.1
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking downcast-rs v1.2.1
[INFO] [stderr]     Checking http-range-header v0.4.2
[INFO] [stderr]     Checking pathdiff v0.2.3
[INFO] [stderr]    Compiling selectors v0.24.0
[INFO] [stderr]     Checking ego-tree v0.6.3
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking webpki-roots v0.25.4
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]    Compiling rust-tour v0.1.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking matchit v0.7.3
[INFO] [stderr]     Checking open v5.3.2
[INFO] [stderr]     Checking path-absolutize v3.1.1
[INFO] [stderr]     Checking notify v6.1.1
[INFO] [stderr] warning: rust-tour@0.1.17: Using pre-copied assets for packaging
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking uuid v1.17.0
[INFO] [stderr]     Checking tempfile v3.20.0
[INFO] [stderr]    Compiling phf_macros v0.10.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling cssparser v0.29.6
[INFO] [stderr]    Compiling html5ever v0.26.0
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[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] [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] running `Command { std: "docker" "inspect" "55adcebaa92f856991c15c073d556b3fa4dc745fce1d3e818151c7e44fa4725d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55adcebaa92f856991c15c073d556b3fa4dc745fce1d3e818151c7e44fa4725d", kill_on_drop: false }`
[INFO] [stdout] 55adcebaa92f856991c15c073d556b3fa4dc745fce1d3e818151c7e44fa4725d
