[INFO] cloning repository https://github.com/buck-os/buckos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/buck-os/buckos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuck-os%2Fbuckos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuck-os%2Fbuckos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df80e6593c9336865694c976816f30c725c2a5c6
[INFO] checking buck-os/buckos 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%2Fbuck-os%2Fbuckos" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/buck-os/buckos
[INFO] finished tweaking git repo https://github.com/buck-os/buckos
[INFO] tweaked toml for git repo https://github.com/buck-os/buckos written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/buck-os/buckos 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/buck-os/buckos 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 `buckos-installer`
[INFO] [stderr]   --> Cargo.toml:25:25
[INFO] [stderr]    |
[INFO] [stderr] 25 | [workspace.dependencies.buckos-installer]
[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 `buckos-installer`
[INFO] [stderr] warning: unused workspace dependency `buckos-tools`
[INFO] [stderr]   --> Cargo.toml:41:25
[INFO] [stderr]    |
[INFO] [stderr] 41 | [workspace.dependencies.buckos-tools]
[INFO] [stderr]    |                         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the workspace dependency `buckos-tools`
[INFO] [stderr] warning: unused workspace dependency `buckos-web`
[INFO] [stderr]   --> Cargo.toml:49:25
[INFO] [stderr]    |
[INFO] [stderr] 49 | [workspace.dependencies.buckos-web]
[INFO] [stderr]    |                         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the workspace dependency `buckos-web`
[INFO] [stderr] warning: workspace (manifest) generated 3 warnings
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]  --> assist/Cargo.toml:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | 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: `buckos-assist` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6c7ae5ca70472560456d3f10840d60fcbf41122774c286ae632f61e5f911da3a
[INFO] running `Command { std: "docker" "start" "6c7ae5ca70472560456d3f10840d60fcbf41122774c286ae632f61e5f911da3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c7ae5ca70472560456d3f10840d60fcbf41122774c286ae632f61e5f911da3a", 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" "6c7ae5ca70472560456d3f10840d60fcbf41122774c286ae632f61e5f911da3a" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c7ae5ca70472560456d3f10840d60fcbf41122774c286ae632f61e5f911da3a", 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" "6c7ae5ca70472560456d3f10840d60fcbf41122774c286ae632f61e5f911da3a" "/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 `buckos-installer`
[INFO] [stderr]   --> Cargo.toml:25:25
[INFO] [stderr]    |
[INFO] [stderr] 25 | [workspace.dependencies.buckos-installer]
[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 `buckos-installer`
[INFO] [stderr] warning: unused workspace dependency `buckos-tools`
[INFO] [stderr]   --> Cargo.toml:41:25
[INFO] [stderr]    |
[INFO] [stderr] 41 | [workspace.dependencies.buckos-tools]
[INFO] [stderr]    |                         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the workspace dependency `buckos-tools`
[INFO] [stderr] warning: unused workspace dependency `buckos-web`
[INFO] [stderr]   --> Cargo.toml:49:25
[INFO] [stderr]    |
[INFO] [stderr] 49 | [workspace.dependencies.buckos-web]
[INFO] [stderr]    |                         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the workspace dependency `buckos-web`
[INFO] [stderr] warning: workspace (manifest) generated 3 warnings
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]  --> assist/Cargo.toml:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | 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: `buckos-assist` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling find-msvc-tools v0.1.5
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]     Checking bytes v1.11.0
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking clap_lex v0.7.6
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]    Compiling cc v1.2.46
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling icu_properties_data v2.1.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking getrandom v0.3.4
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[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking generic-array v0.14.7
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[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]     Checking crypto-common v0.1.7
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[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]     Checking terminal_size v0.4.3
[INFO] [stderr]     Checking unicode-width v0.2.0
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking clap_builder v4.5.53
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]     Checking dlib v0.5.2
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[INFO] [stderr]    Compiling toml_datetime v0.7.3
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]    Compiling toml_edit v0.23.7
[INFO] [stderr]     Checking tempfile v3.23.0
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.1
[INFO] [stderr]     Checking tracing-subscriber v0.3.20
[INFO] [stderr]     Checking zerovec v0.11.5
[INFO] [stderr]     Checking zerotrie v0.2.3
[INFO] [stderr]     Checking tinystr v0.8.2
[INFO] [stderr]     Checking potential_utf v0.1.4
[INFO] [stderr]     Checking icu_locale_core v2.1.1
[INFO] [stderr]     Checking icu_collections v2.1.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]    Compiling uuid-macro-internal v1.18.1
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking toml_datetime v0.6.11
[INFO] [stderr]     Checking serde_spanned v0.6.9
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking toml_edit v0.22.27
[INFO] [stderr]     Checking icu_provider v2.1.1
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.1
[INFO] [stderr]     Checking icu_properties v2.1.1
[INFO] [stderr]     Checking clap v4.5.53
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]    Compiling chrono-tz-build v0.2.1
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking dialoguer v0.11.0
[INFO] [stderr]    Compiling enumflags2_derive v0.7.12
[INFO] [stderr]    Compiling chrono-tz v0.8.6
[INFO] [stderr]     Checking wayland-sys v0.31.7
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]    Compiling zvariant_utils v2.1.0
[INFO] [stderr]     Checking polling v3.11.0
[INFO] [stderr]     Checking toml v0.8.23
[INFO] [stderr]    Compiling wayland-backend v0.3.11
[INFO] [stderr]     Checking varisat-formula v0.2.2
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]    Compiling partial_ref_derive v0.3.3
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.27.0
[INFO] [stderr]    Compiling lzma-sys v0.1.20
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]     Checking varisat-dimacs v0.2.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling varisat v0.2.2
[INFO] [stderr]     Checking partial_ref v0.3.3
[INFO] [stderr]     Checking tokio-util v0.7.17
[INFO] [stderr]     Checking varisat-internal-proof v0.2.2
[INFO] [stderr]    Compiling zvariant_derive v4.2.0
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]    Compiling quick-xml v0.37.5
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking glob v0.3.3
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking varisat-checker v0.2.2
[INFO] [stderr]     Checking hashlink v0.8.4
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling wayland-scanner v0.31.7
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]    Compiling varisat-internal-macros v0.2.2
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking xattr v1.6.1
[INFO] [stderr]     Checking filetime v0.2.26
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]     Checking sync_wrapper v0.1.2
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[INFO] [stderr]     Checking home v0.5.12
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[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking constant_time_eq v0.3.1
[INFO] [stderr]     Checking indicatif v0.17.11
[INFO] [stderr]     Checking buckos-model v0.0.1 (/opt/rustwide/workdir/model)
[INFO] [stderr]     Checking wayland-client v0.31.11
[INFO] [stderr]     Checking petgraph v0.6.5
[INFO] [stderr]     Checking which v5.0.0
[INFO] [stderr]     Checking tar v0.4.44
[INFO] [stderr]     Checking xz2 v0.1.7
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking buckos-config v0.0.1 (/opt/rustwide/workdir/config)
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking semver v1.0.27
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]    Compiling enumflags2 v0.7.12
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
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[INFO] [stderr]     Checking strict-num v0.1.1
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking wayland-protocols v0.32.9
[INFO] [stderr]     Checking tiny-skia-path v0.11.4
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]    Compiling quick-xml v0.30.0
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking zbus_names v3.0.0
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking ciborium-ll v0.2.2
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[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]     Checking async-lock v3.4.1
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[INFO] [stderr]    Compiling zbus_xml v4.0.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking cast v0.3.0
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[INFO] [stderr]    Compiling zbus_macros v4.4.0
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[INFO] [stderr]     Checking http v1.3.1
[INFO] [stderr]     Checking tiny-skia v0.11.4
[INFO] [stderr]     Checking calloop-wayland-source v0.3.0
[INFO] [stderr]     Checking x11-dl v2.21.0
[INFO] [stderr]     Checking emath v0.31.1
[INFO] [stderr]     Checking gethostname v1.1.0
[INFO] [stderr]     Checking x11rb v0.13.2
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking ecolor v0.31.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.19.2
[INFO] [stderr]     Checking sysinfo v0.30.13
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking zstd v0.13.3
[INFO] [stderr]     Checking zbus v4.4.0
[INFO] [stderr]     Checking buckos-package v0.0.1 (/opt/rustwide/workdir/package)
[INFO] [stderr]     Checking kurbo v0.9.5
[INFO] [stderr]     Checking immutable-chunkmap v2.1.2
[INFO] [stderr]     Checking pxfm v0.1.25
[INFO] [stderr]     Checking weezl v0.1.12
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.27.1/src/unistd.rs:961:13
[INFO] [stdout]     |
[INFO] [stdout] 961 |             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-0.27.1/src/unistd.rs:961:13
[INFO] [stdout]     |
[INFO] [stdout] 961 |             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 quick-error v2.0.1
[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" "6c7ae5ca70472560456d3f10840d60fcbf41122774c286ae632f61e5f911da3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c7ae5ca70472560456d3f10840d60fcbf41122774c286ae632f61e5f911da3a", kill_on_drop: false }`
[INFO] [stdout] 6c7ae5ca70472560456d3f10840d60fcbf41122774c286ae632f61e5f911da3a
