[INFO] cloning repository https://github.com/dlmanning/tau
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dlmanning/tau" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlmanning%2Ftau", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlmanning%2Ftau'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a141b914b76abbc252f9a5ee68989c52abbba0b7
[INFO] checking dlmanning/tau 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%2Fdlmanning%2Ftau" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/dlmanning/tau
[INFO] finished tweaking git repo https://github.com/dlmanning/tau
[INFO] tweaked toml for git repo https://github.com/dlmanning/tau written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dlmanning/tau 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/dlmanning/tau 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: unused workspace dependency `base64`
[INFO] [stderr]  --> Cargo.toml:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | base64 = "0.22.1"
[INFO] [stderr]   | ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `base64`
[INFO] [stderr] warning: unused workspace dependency `tau-desk`
[INFO] [stderr]   --> Cargo.toml:68:25
[INFO] [stderr]    |
[INFO] [stderr] 68 | [workspace.dependencies.tau-desk]
[INFO] [stderr]    |                         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the workspace dependency `tau-desk`
[INFO] [stderr] warning: unused workspace dependency `tau-history`
[INFO] [stderr]   --> Cargo.toml:71:25
[INFO] [stderr]    |
[INFO] [stderr] 71 | [workspace.dependencies.tau-history]
[INFO] [stderr]    |                         ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the workspace dependency `tau-history`
[INFO] [stderr] warning: workspace (manifest) generated 3 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ca8c517543c7fc08bc04e6ead40f62eee30ade6fa5a697204006a153bb71fa94
[INFO] running `Command { std: "docker" "start" "ca8c517543c7fc08bc04e6ead40f62eee30ade6fa5a697204006a153bb71fa94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca8c517543c7fc08bc04e6ead40f62eee30ade6fa5a697204006a153bb71fa94", 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" "ca8c517543c7fc08bc04e6ead40f62eee30ade6fa5a697204006a153bb71fa94" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca8c517543c7fc08bc04e6ead40f62eee30ade6fa5a697204006a153bb71fa94", 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" "ca8c517543c7fc08bc04e6ead40f62eee30ade6fa5a697204006a153bb71fa94" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: unused workspace dependency `base64`
[INFO] [stderr]  --> Cargo.toml:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | base64 = "0.22.1"
[INFO] [stderr]   | ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `base64`
[INFO] [stderr] warning: unused workspace dependency `tau-desk`
[INFO] [stderr]   --> Cargo.toml:68:25
[INFO] [stderr]    |
[INFO] [stderr] 68 | [workspace.dependencies.tau-desk]
[INFO] [stderr]    |                         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the workspace dependency `tau-desk`
[INFO] [stderr] warning: unused workspace dependency `tau-history`
[INFO] [stderr]   --> Cargo.toml:71:25
[INFO] [stderr]    |
[INFO] [stderr] 71 | [workspace.dependencies.tau-history]
[INFO] [stderr]    |                         ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the workspace dependency `tau-history`
[INFO] [stderr] warning: workspace (manifest) generated 3 warnings
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]     Checking futures-io v0.3.32
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]    Compiling aws-lc-rs v1.16.2
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling rustls v0.23.37
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking rustls-native-certs v0.8.3
[INFO] [stderr]     Checking iri-string v0.7.12
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling cc v1.2.59
[INFO] [stderr]     Checking borrow-or-share v0.2.4
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking mio v1.2.0
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking eventsource-stream v0.2.3
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking dyn-clone v1.0.20
[INFO] [stderr]     Checking outref v0.5.2
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]     Checking fraction v0.15.3
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking uuid-simd v0.8.0
[INFO] [stderr]     Checking num-cmp v0.1.0
[INFO] [stderr]     Checking bytecount v0.6.9
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking uuid v1.23.0
[INFO] [stderr]    Compiling siphasher v1.0.2
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking phf_shared v0.13.1
[INFO] [stderr]    Compiling aws-lc-sys v0.39.1
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]     Checking tendril v0.5.0
[INFO] [stderr]    Compiling phf_generator v0.13.1
[INFO] [stderr]    Compiling phf_codegen v0.13.1
[INFO] [stderr]    Compiling string_cache_codegen v0.6.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling web_atoms v0.2.3
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking castaway v0.2.4
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]     Checking compact_str v0.9.0
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking fancy-regex v0.17.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]     Checking tokio v1.51.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]     Checking zerofrom v0.1.7
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]     Checking yoke v0.8.2
[INFO] [stderr]     Checking zerovec v0.11.6
[INFO] [stderr]     Checking zerotrie v0.2.4
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]     Checking tinystr v0.8.3
[INFO] [stderr]     Checking potential_utf v0.1.5
[INFO] [stderr]     Checking icu_collections v2.2.0
[INFO] [stderr]     Checking icu_locale_core v2.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking icu_provider v2.2.0
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]     Checking icu_properties v2.2.0
[INFO] [stderr]     Checking icu_normalizer v2.2.0
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling schemars_derive v1.2.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling phf_macros v0.13.1
[INFO] [stderr]     Checking chrono v0.4.44
[INFO] [stderr]     Checking fluent-uri v0.4.1
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking futures-executor v0.3.32
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]     Checking email_address v0.2.9
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking phf v0.13.1
[INFO] [stderr]     Checking string_cache v0.9.0
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]     Checking referencing v0.45.1
[INFO] [stderr]     Checking kasuari v0.4.12
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]     Checking unicode-truncate v2.0.1
[INFO] [stderr]     Checking markup5ever v0.38.0
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]     Checking schemars v1.2.1
[INFO] [stderr]     Checking xml5ever v0.38.0
[INFO] [stderr]     Checking html5ever v0.38.0
[INFO] [stderr]     Checking tokio-util v0.7.18
[INFO] [stderr]     Checking tower v0.5.3
[INFO] [stderr]     Checking h2 v0.4.13
[INFO] [stderr]     Checking tokio-stream v0.1.18
[INFO] [stderr]     Checking tower-http v0.6.8
[INFO] [stderr]     Checking lru v0.16.3
[INFO] [stderr]     Checking bstr v1.12.1
[INFO] [stderr]    Compiling rmcp v1.7.0
[INFO] [stderr]     Checking deranged v0.5.8
[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" "ca8c517543c7fc08bc04e6ead40f62eee30ade6fa5a697204006a153bb71fa94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca8c517543c7fc08bc04e6ead40f62eee30ade6fa5a697204006a153bb71fa94", kill_on_drop: false }`
[INFO] [stdout] ca8c517543c7fc08bc04e6ead40f62eee30ade6fa5a697204006a153bb71fa94
