[INFO] cloning repository https://github.com/ezrasingh/printctl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ezrasingh/printctl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fezrasingh%2Fprintctl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fezrasingh%2Fprintctl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ff6e3504ab5065e47932ac1be008fb3f20e0cf9
[INFO] checking ezrasingh/printctl 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%2Fezrasingh%2Fprintctl" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/ezrasingh/printctl
[INFO] finished tweaking git repo https://github.com/ezrasingh/printctl
[INFO] tweaked toml for git repo https://github.com/ezrasingh/printctl written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ezrasingh/printctl 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/ezrasingh/printctl 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]  --> printctl/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: `printctl` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5ba785bc2dc77a4e050ac6f7d79426a3159a27bc93206dccc29d951aba419079
[INFO] running `Command { std: "docker" "start" "5ba785bc2dc77a4e050ac6f7d79426a3159a27bc93206dccc29d951aba419079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ba785bc2dc77a4e050ac6f7d79426a3159a27bc93206dccc29d951aba419079", 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" "5ba785bc2dc77a4e050ac6f7d79426a3159a27bc93206dccc29d951aba419079" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ba785bc2dc77a4e050ac6f7d79426a3159a27bc93206dccc29d951aba419079", 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" "5ba785bc2dc77a4e050ac6f7d79426a3159a27bc93206dccc29d951aba419079" "/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]  --> printctl/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: `printctl` (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]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking tracing-core v0.1.35
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]    Compiling owo-colors v4.2.3
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling instability v0.3.10
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling pest v2.8.4
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]     Checking signal-hook-registry v1.4.7
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.22
[INFO] [stderr]     Checking signal-hook-mio v0.2.5
[INFO] [stderr]     Checking tracing v0.1.43
[INFO] [stderr]     Checking castaway v0.2.4
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking bytes v1.11.0
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]     Checking compact_str v0.8.1
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling pest_meta v2.8.4
[INFO] [stderr]     Checking tracing-error v0.2.1
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking lru v0.12.5
[INFO] [stderr]     Checking unicode-truncate v1.1.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.11
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking unicode-width v0.2.0
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling erased-serde v0.4.9
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking indenter v0.3.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]    Compiling pest_generator v2.8.4
[INFO] [stderr]     Checking addr2line v0.25.1
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking dlv-list v0.5.2
[INFO] [stderr]     Checking winnow v0.7.14
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling enum-ordinalize-derive v4.3.2
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling strum_macros v0.26.4
[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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5ba785bc2dc77a4e050ac6f7d79426a3159a27bc93206dccc29d951aba419079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ba785bc2dc77a4e050ac6f7d79426a3159a27bc93206dccc29d951aba419079", kill_on_drop: false }`
[INFO] [stdout] 5ba785bc2dc77a4e050ac6f7d79426a3159a27bc93206dccc29d951aba419079
