[INFO] fetching crate nix-bindings-expr-sys 0.2.1...
[INFO] testing nix-bindings-expr-sys-0.2.1 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate nix-bindings-expr-sys 0.2.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate nix-bindings-expr-sys 0.2.1
[INFO] finished tweaking crates.io crate nix-bindings-expr-sys 0.2.1
[INFO] tweaked toml for crates.io crate nix-bindings-expr-sys 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nix-bindings-expr-sys 0.2.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nix-bindings-expr-sys 0.2.1 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 71ccf7e81e6663542dc7a3f91124b706cecce02fdd97b4e6d7c496795ed9bf4a
[INFO] running `Command { std: "docker" "start" "71ccf7e81e6663542dc7a3f91124b706cecce02fdd97b4e6d7c496795ed9bf4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71ccf7e81e6663542dc7a3f91124b706cecce02fdd97b4e6d7c496795ed9bf4a", 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" "71ccf7e81e6663542dc7a3f91124b706cecce02fdd97b4e6d7c496795ed9bf4a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71ccf7e81e6663542dc7a3f91124b706cecce02fdd97b4e6d7c496795ed9bf4a", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "71ccf7e81e6663542dc7a3f91124b706cecce02fdd97b4e6d7c496795ed9bf4a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling bindgen v0.69.5
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling zerocopy-derive v0.8.33
[INFO] [stderr]    Compiling nix-bindings-util-sys v0.2.1
[INFO] [stderr]    Compiling nix-bindings-store-sys v0.2.1
[INFO] [stderr]    Compiling nix-bindings-expr-sys v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `nix-bindings-expr-sys v0.2.1 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_RELEASE_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/release/build/nix-bindings-expr-sys/447d8ba867d56332/out/build_script_build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=include/nix-c-expr.h
[INFO] [stderr]   cargo:rustc-link-lib=nixexprc
[INFO] [stderr]   cargo:rerun-if-env-changed=NIX_EXPR_C_NO_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=NIX_EXPR_C_STATIC
[INFO] [stderr]   cargo:rerun-if-env-changed=NIX_EXPR_C_DYNAMIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_ALL_STATIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_ALL_DYNAMIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (477) panicked at build.rs:18:10:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: 
[INFO] [stderr]   pkg-config exited with status code 1
[INFO] [stderr]   > PKG_CONFIG_ALLOW_SYSTEM_LIBS=1 PKG_CONFIG_ALLOW_SYSTEM_CFLAGS=1 pkg-config --libs --cflags nix-expr-c
[INFO] [stderr] 
[INFO] [stderr]   The system library `nix-expr-c` required by crate `nix-bindings-expr-sys` was not found.
[INFO] [stderr]   The file `nix-expr-c.pc` needs to be installed and the PKG_CONFIG_PATH environment variable must contain its parent directory.
[INFO] [stderr]   The PKG_CONFIG_PATH environment variable is not set.
[INFO] [stderr] 
[INFO] [stderr]   HINT: if you have installed the library, try setting PKG_CONFIG_PATH to the directory containing `nix-expr-c.pc`.
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x60f437ec5d21 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stderr]      1:     0x60f437edbe0a - core[a373ad73a504971]::fmt::write
[INFO] [stderr]      2:     0x60f437ecaaac - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stderr]      3:     0x60f437ea3d26 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stderr]      4:     0x60f437ec03a1 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stderr]      5:     0x60f437ec06cb - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stderr]      6:     0x60f437ea3dd2 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stderr]      7:     0x60f437e9c8f9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]      8:     0x60f437ea460d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stderr]      9:     0x60f437edc62c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stderr]     10:     0x60f437edc402 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stderr]     11:     0x60f4379b4e7d - build_script_build[402716e8c4339717]::main
[INFO] [stderr]     12:     0x60f4379b6763 - <fn() as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     13:     0x60f4379b4b2e - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     14:     0x60f4379b4c29 - std[617be2ca0a6fd877]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     15:     0x60f437ebf4d8 - std[617be2ca0a6fd877]::rt::lang_start_internal
[INFO] [stderr]     16:     0x60f4379b4981 - std[617be2ca0a6fd877]::rt::lang_start::<()>
[INFO] [stderr]     17:     0x60f4379b6b05 - main
[INFO] [stderr]     18:     0x73849bf6e601 - <unknown>
[INFO] [stderr]     19:     0x73849bf6e718 - __libc_start_main
[INFO] [stderr]     20:     0x60f4379b4075 - _start
[INFO] [stderr]     21:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: failed to run custom build command for `nix-bindings-store-sys v0.2.1`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_RELEASE_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/release/build/nix-bindings-store-sys/f66e06cb72c5ed07/out/build_script_build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=include/nix-c-store.h
[INFO] [stderr]   cargo:rustc-link-lib=nixstorec
[INFO] [stderr]   cargo:rerun-if-env-changed=NIX_STORE_C_NO_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=NIX_STORE_C_STATIC
[INFO] [stderr]   cargo:rerun-if-env-changed=NIX_STORE_C_DYNAMIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_ALL_STATIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_ALL_DYNAMIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (483) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-bindings-store-sys-0.2.1/build.rs:34:10:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: 
[INFO] [stderr]   pkg-config exited with status code 1
[INFO] [stderr]   > PKG_CONFIG_ALLOW_SYSTEM_LIBS=1 PKG_CONFIG_ALLOW_SYSTEM_CFLAGS=1 pkg-config --libs --cflags nix-store-c
[INFO] [stderr] 
[INFO] [stderr]   The system library `nix-store-c` required by crate `nix-bindings-store-sys` was not found.
[INFO] [stderr]   The file `nix-store-c.pc` needs to be installed and the PKG_CONFIG_PATH environment variable must contain its parent directory.
[INFO] [stderr]   The PKG_CONFIG_PATH environment variable is not set.
[INFO] [stderr] 
[INFO] [stderr]   HINT: if you have installed the library, try setting PKG_CONFIG_PATH to the directory containing `nix-store-c.pc`.
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5afc6f22f5b1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stderr]      1:     0x5afc6f24569a - core[a373ad73a504971]::fmt::write
[INFO] [stderr]      2:     0x5afc6f23433c - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stderr]      3:     0x5afc6f20d5b6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stderr]      4:     0x5afc6f229c31 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stderr]      5:     0x5afc6f229f5b - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stderr]      6:     0x5afc6f20d662 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stderr]      7:     0x5afc6f206189 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]      8:     0x5afc6f20de9d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stderr]      9:     0x5afc6f245ebc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stderr]     10:     0x5afc6f245c92 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stderr]     11:     0x5afc6ed1e3b5 - build_script_build[91556402b5ee57c9]::main
[INFO] [stderr]     12:     0x5afc6ed1ff83 - <fn() as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     13:     0x5afc6ed1e05e - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     14:     0x5afc6ed1e159 - std[617be2ca0a6fd877]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     15:     0x5afc6f228d68 - std[617be2ca0a6fd877]::rt::lang_start_internal
[INFO] [stderr]     16:     0x5afc6ed1de91 - std[617be2ca0a6fd877]::rt::lang_start::<()>
[INFO] [stderr]     17:     0x5afc6ed20395 - main
[INFO] [stderr]     18:     0x71754bffc601 - <unknown>
[INFO] [stderr]     19:     0x71754bffc718 - __libc_start_main
[INFO] [stderr]     20:     0x5afc6ed1d585 - _start
[INFO] [stderr]     21:                0x0 - <unknown>
[INFO] [stderr] error: failed to run custom build command for `nix-bindings-util-sys v0.2.1`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_RELEASE_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/release/build/nix-bindings-util-sys/004ff08da4dc603c/out/build_script_build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=include/nix-c-util.h
[INFO] [stderr]   cargo:rustc-link-lib=nixutil
[INFO] [stderr]   cargo:rerun-if-env-changed=NIX_UTIL_C_NO_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=NIX_UTIL_C_STATIC
[INFO] [stderr]   cargo:rerun-if-env-changed=NIX_UTIL_C_DYNAMIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_ALL_STATIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_ALL_DYNAMIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (480) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-bindings-util-sys-0.2.1/build.rs:42:10:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: 
[INFO] [stderr]   pkg-config exited with status code 1
[INFO] [stderr]   > PKG_CONFIG_ALLOW_SYSTEM_LIBS=1 PKG_CONFIG_ALLOW_SYSTEM_CFLAGS=1 pkg-config --libs --cflags nix-util-c
[INFO] [stderr] 
[INFO] [stderr]   The system library `nix-util-c` required by crate `nix-bindings-util-sys` was not found.
[INFO] [stderr]   The file `nix-util-c.pc` needs to be installed and the PKG_CONFIG_PATH environment variable must contain its parent directory.
[INFO] [stderr]   The PKG_CONFIG_PATH environment variable is not set.
[INFO] [stderr] 
[INFO] [stderr]   HINT: if you have installed the library, try setting PKG_CONFIG_PATH to the directory containing `nix-util-c.pc`.
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5bc7fd482a61 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stderr]      1:     0x5bc7fd498b4a - core[a373ad73a504971]::fmt::write
[INFO] [stderr]      2:     0x5bc7fd4877ec - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stderr]      3:     0x5bc7fd460a66 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stderr]      4:     0x5bc7fd47d0e1 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stderr]      5:     0x5bc7fd47d40b - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stderr]      6:     0x5bc7fd460b12 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stderr]      7:     0x5bc7fd459639 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]      8:     0x5bc7fd46134d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stderr]      9:     0x5bc7fd49936c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stderr]     10:     0x5bc7fd499142 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stderr]     11:     0x5bc7fcf7207e - build_script_build[6aff63d7d1cbc8b7]::c_headers
[INFO] [stderr]     12:     0x5bc7fcf71b12 - build_script_build[6aff63d7d1cbc8b7]::main
[INFO] [stderr]     13:     0x5bc7fcf734a3 - <fn() as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     14:     0x5bc7fcf718fe - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     15:     0x5bc7fcf719f9 - std[617be2ca0a6fd877]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     16:     0x5bc7fd47c218 - std[617be2ca0a6fd877]::rt::lang_start_internal
[INFO] [stderr]     17:     0x5bc7fcf71751 - std[617be2ca0a6fd877]::rt::lang_start::<()>
[INFO] [stderr]     18:     0x5bc7fcf73845 - main
[INFO] [stderr]     19:     0x74052ad15601 - <unknown>
[INFO] [stderr]     20:     0x74052ad15718 - __libc_start_main
[INFO] [stderr]     21:     0x5bc7fcf71015 - _start
[INFO] [stderr]     22:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "71ccf7e81e6663542dc7a3f91124b706cecce02fdd97b4e6d7c496795ed9bf4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71ccf7e81e6663542dc7a3f91124b706cecce02fdd97b4e6d7c496795ed9bf4a", kill_on_drop: false }`
[INFO] [stdout] 71ccf7e81e6663542dc7a3f91124b706cecce02fdd97b4e6d7c496795ed9bf4a
