[INFO] fetching crate cognionics 0.0.1...
[INFO] checking cognionics-0.0.1 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate cognionics 0.0.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate cognionics 0.0.1
[INFO] finished tweaking crates.io crate cognionics 0.0.1
[INFO] tweaked toml for crates.io crate cognionics 0.0.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cognionics 0.0.1 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 cognionics 0.0.1 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:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | 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: `cognionics` (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] 8b95d6f21b8e3edf80f1bf80a131c8784d87df98ac62b1813062ed0a9bb036eb
[INFO] running `Command { std: "docker" "start" "8b95d6f21b8e3edf80f1bf80a131c8784d87df98ac62b1813062ed0a9bb036eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b95d6f21b8e3edf80f1bf80a131c8784d87df98ac62b1813062ed0a9bb036eb", 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" "8b95d6f21b8e3edf80f1bf80a131c8784d87df98ac62b1813062ed0a9bb036eb" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b95d6f21b8e3edf80f1bf80a131c8784d87df98ac62b1813062ed0a9bb036eb", 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" "8b95d6f21b8e3edf80f1bf80a131c8784d87df98ac62b1813062ed0a9bb036eb" "/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:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | 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: `cognionics` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking lru v0.16.3
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking kasuari v0.4.12
[INFO] [stderr]     Checking deranged v0.5.8
[INFO] [stderr]     Checking num-conv v0.2.0
[INFO] [stderr]     Checking compact_str v0.9.0
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]     Checking line-clipping v0.3.5
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]     Checking unescaper v0.1.8
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking strum v0.27.2
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking unicode-truncate v2.0.1
[INFO] [stderr]     Checking ratatui-core v0.1.0
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking libudev-sys v0.1.4
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking libudev v0.3.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking signal-hook v0.3.18
[INFO] [stderr]     Checking ratatui-widgets v0.3.0
[INFO] [stderr]     Checking tokio v1.50.0
[INFO] [stderr]     Checking signal-hook-mio v0.2.5
[INFO] [stderr]     Checking crossterm v0.29.0
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking ratatui-macros v0.7.0
[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]     Checking env_filter v1.0.0
[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" "8b95d6f21b8e3edf80f1bf80a131c8784d87df98ac62b1813062ed0a9bb036eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b95d6f21b8e3edf80f1bf80a131c8784d87df98ac62b1813062ed0a9bb036eb", kill_on_drop: false }`
[INFO] [stdout] 8b95d6f21b8e3edf80f1bf80a131c8784d87df98ac62b1813062ed0a9bb036eb
