[INFO] cloning repository https://github.com/0xCCF4/nix-rs-bindings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xCCF4/nix-rs-bindings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xCCF4%2Fnix-rs-bindings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xCCF4%2Fnix-rs-bindings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb171f1b89306bd37f2fcebd60c651d97bf45e7d
[INFO] checking 0xCCF4/nix-rs-bindings against master#518b428304e0008859cb1fd81d1ac20efb2a064a for pr-138961-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xCCF4%2Fnix-rs-bindings" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0xCCF4/nix-rs-bindings
[INFO] finished tweaking git repo https://github.com/0xCCF4/nix-rs-bindings
[INFO] tweaked toml for git repo https://github.com/0xCCF4/nix-rs-bindings written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0xCCF4/nix-rs-bindings on toolchain 518b428304e0008859cb1fd81d1ac20efb2a064a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+518b428304e0008859cb1fd81d1ac20efb2a064a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0xCCF4/nix-rs-bindings 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" "+518b428304e0008859cb1fd81d1ac20efb2a064a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+518b428304e0008859cb1fd81d1ac20efb2a064a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9458604742e228bdd9298d4117fc61b6841434f16759041fca9a285fc8293d66
[INFO] running `Command { std: "docker" "start" "-a" "9458604742e228bdd9298d4117fc61b6841434f16759041fca9a285fc8293d66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9458604742e228bdd9298d4117fc61b6841434f16759041fca9a285fc8293d66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9458604742e228bdd9298d4117fc61b6841434f16759041fca9a285fc8293d66", kill_on_drop: false }`
[INFO] [stdout] 9458604742e228bdd9298d4117fc61b6841434f16759041fca9a285fc8293d66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+518b428304e0008859cb1fd81d1ac20efb2a064a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c6acc20c3f86b5aa12bcf458078bacbb65ea9e0d0f4e8697f4277b97d493274
[INFO] running `Command { std: "docker" "start" "-a" "5c6acc20c3f86b5aa12bcf458078bacbb65ea9e0d0f4e8697f4277b97d493274", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling prettyplease v0.2.36
[INFO] [stderr]    Compiling bindgen v0.72.0
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]     Checking nix-sys-common-build v0.1.0 (/opt/rustwide/workdir/common-build)
[INFO] [stderr]    Compiling nix-exprc-sys v0.1.0 (/opt/rustwide/workdir/nix-exprc-sys)
[INFO] [stderr]    Compiling nix-mainc-sys v0.1.0 (/opt/rustwide/workdir/nix-mainc-sys)
[INFO] [stderr]    Compiling nix-flakec-sys v0.1.0 (/opt/rustwide/workdir/nix-flakec-sys)
[INFO] [stderr]    Compiling nix-utilc-sys v0.1.0 (/opt/rustwide/workdir/nix-utilc-sys)
[INFO] [stderr]    Compiling nix-storec-sys v0.1.0 (/opt/rustwide/workdir/nix-storec-sys)
[INFO] [stderr] warning: nix-storec-sys@0.1.0: Neither feature 'shared' nor feature 'static' specified -> defaulting to 'shared'.
[INFO] [stderr] error: failed to run custom build command for `nix-storec-sys v0.1.0 (/opt/rustwide/workdir/nix-storec-sys)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_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/debug/build/nix-storec-sys-5da5c3cb41ac1483/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:warning=Neither feature 'shared' nor feature 'static' specified -> defaulting to 'shared'.
[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=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' (802) panicked at /opt/rustwide/workdir/common-build/src/lib.rs:35:10:
[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-storec-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:     0x56c58ce1bc42 - std::backtrace_rs::backtrace::libunwind::trace::h09d04ddfe967d4f6
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x56c58ce1bc42 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d4829d885efebdc
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x56c58ce1bc42 - std::sys::backtrace::_print_fmt::h44e83834356a58d6
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x56c58ce1bc42 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5ae4ae86875c00e9
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x56c58ce2ca57 - core::fmt::rt::Argument::fmt::h362db91b2f951666
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x56c58ce2ca57 - core::fmt::write::he58289da8ad88ac4
[INFO] [stderr]      6:     0x56c58cded536 - std::io::default_write_fmt::he6a7626a9c4c71fc
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x56c58cded536 - std::io::Write::write_fmt::ha47e198308c7c52d
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x56c58cdfab54 - std::sys::backtrace::BacktraceLock::print::h7b2f65003b4ae2c6
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x56c58cdfab54 - std::panicking::default_hook::{{closure}}::h6b3da92cff9dfda6
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:293:27
[INFO] [stderr]     10:     0x56c58cdfa979 - std::panicking::default_hook::hc2cfe13e40265481
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:320:9
[INFO] [stderr]     11:     0x56c58cdfb11b - std::panicking::panic_with_hook::h2172996bacdba2d7
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:826:13
[INFO] [stderr]     12:     0x56c58cdfaee8 - std::panicking::panic_handler::{{closure}}::hc36cea0dc92c48aa
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:699:13
[INFO] [stderr]     13:     0x56c58cdf7db9 - std::sys::backtrace::__rust_end_short_backtrace::hd4b38282c54e463b
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x56c58cde193d - __rustc[f20bc1530c389e91]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:690:5
[INFO] [stderr]     15:     0x56c58ce362ec - core::panicking::panic_fmt::hda6de8e6488d2e11
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x56c58ce35792 - core::result::unwrap_failed::hfa5a6fd21b66aec5
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x56c58c879db7 - nix_sys_common_build::configure_library::ha9f38563239a43da
[INFO] [stderr]     18:     0x56c58c8799f1 - build_script_build::main::ha487a8d263752d54
[INFO] [stderr]     19:     0x56c58c87b5e3 - core::ops::function::FnOnce::call_once::h8ebf528e985d2bc7
[INFO] [stderr]     20:     0x56c58c87b3b6 - std::sys::backtrace::__rust_begin_short_backtrace::h9fa541b30a4c00a2
[INFO] [stderr]     21:     0x56c58c87b399 - std::rt::lang_start::{{closure}}::hf734a30e060683f1
[INFO] [stderr]     22:     0x56c58cdeee9a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd0a4036e817515fd
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x56c58cdeee9a - std::panicking::catch_unwind::do_call::hea70edf1fd2343eb
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:582:40
[INFO] [stderr]     24:     0x56c58cdeee9a - std::panicking::catch_unwind::h2de5de42132b36d8
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:545:19
[INFO] [stderr]     25:     0x56c58cdeee9a - std::panic::catch_unwind::h81e50daeda2e2144
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x56c58cdeee9a - std::rt::lang_start_internal::{{closure}}::he83d17f04c914d0d
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x56c58cdeee9a - std::panicking::catch_unwind::do_call::h18f5e487c4b1a0b1
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:582:40
[INFO] [stderr]     28:     0x56c58cdeee9a - std::panicking::catch_unwind::h436d51ea6abc2f06
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:545:19
[INFO] [stderr]     29:     0x56c58cdeee9a - std::panic::catch_unwind::h9bae2bfe3e7b90ab
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x56c58cdeee9a - std::rt::lang_start_internal::h47f73bfd01f1f70b
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x56c58c87b381 - std::rt::lang_start::hd5da9c2840f62b2b
[INFO] [stderr]     32:     0x56c58c87dd45 - main
[INFO] [stderr]     33:     0x7c12118741ca - <unknown>
[INFO] [stderr]     34:     0x7c121187428b - __libc_start_main
[INFO] [stderr]     35:     0x56c58c8796f5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: failed to run custom build command for `nix-exprc-sys v0.1.0 (/opt/rustwide/workdir/nix-exprc-sys)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_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/debug/build/nix-exprc-sys-1523a4712249c508/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[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=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' (805) panicked at /opt/rustwide/workdir/common-build/src/lib.rs:35:10:
[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-exprc-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:     0x56dfbc6b02f2 - std::backtrace_rs::backtrace::libunwind::trace::h09d04ddfe967d4f6
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x56dfbc6b02f2 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d4829d885efebdc
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x56dfbc6b02f2 - std::sys::backtrace::_print_fmt::h44e83834356a58d6
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x56dfbc6b02f2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5ae4ae86875c00e9
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x56dfbc6c1187 - core::fmt::rt::Argument::fmt::h362db91b2f951666
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x56dfbc6c1187 - core::fmt::write::he58289da8ad88ac4
[INFO] [stderr]      6:     0x56dfbc681be6 - std::io::default_write_fmt::he6a7626a9c4c71fc
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x56dfbc681be6 - std::io::Write::write_fmt::ha47e198308c7c52d
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x56dfbc68f204 - std::sys::backtrace::BacktraceLock::print::h7b2f65003b4ae2c6
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x56dfbc68f204 - std::panicking::default_hook::{{closure}}::h6b3da92cff9dfda6
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:293:27
[INFO] [stderr]     10:     0x56dfbc68f029 - std::panicking::default_hook::hc2cfe13e40265481
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:320:9
[INFO] [stderr]     11:     0x56dfbc68f7cb - std::panicking::panic_with_hook::h2172996bacdba2d7
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:826:13
[INFO] [stderr]     12:     0x56dfbc68f598 - std::panicking::panic_handler::{{closure}}::hc36cea0dc92c48aa
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:699:13
[INFO] [stderr]     13:     0x56dfbc68c469 - std::sys::backtrace::__rust_end_short_backtrace::hd4b38282c54e463b
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x56dfbc67588d - __rustc[f20bc1530c389e91]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:690:5
[INFO] [stderr]     15:     0x56dfbc6caa1c - core::panicking::panic_fmt::hda6de8e6488d2e11
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x56dfbc6c9ec2 - core::result::unwrap_failed::hfa5a6fd21b66aec5
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x56dfbc10da27 - nix_sys_common_build::configure_library::hd9180c15e0b2741c
[INFO] [stderr]     18:     0x56dfbc10ce71 - build_script_build::main::hac5c4018d072d479
[INFO] [stderr]     19:     0x56dfbc10f4a3 - core::ops::function::FnOnce::call_once::h216567d495f68e7b
[INFO] [stderr]     20:     0x56dfbc10f1e6 - std::sys::backtrace::__rust_begin_short_backtrace::hbe091031167343e5
[INFO] [stderr]     21:     0x56dfbc10f179 - std::rt::lang_start::{{closure}}::haebdd6f2bcd42c65
[INFO] [stderr]     22:     0x56dfbc68354a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd0a4036e817515fd
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x56dfbc68354a - std::panicking::catch_unwind::do_call::hea70edf1fd2343eb
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:582:40
[INFO] [stderr]     24:     0x56dfbc68354a - std::panicking::catch_unwind::h2de5de42132b36d8
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:545:19
[INFO] [stderr]     25:     0x56dfbc68354a - std::panic::catch_unwind::h81e50daeda2e2144
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x56dfbc68354a - std::rt::lang_start_internal::{{closure}}::he83d17f04c914d0d
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x56dfbc68354a - std::panicking::catch_unwind::do_call::h18f5e487c4b1a0b1
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:582:40
[INFO] [stderr]     28:     0x56dfbc68354a - std::panicking::catch_unwind::h436d51ea6abc2f06
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panicking.rs:545:19
[INFO] [stderr]     29:     0x56dfbc68354a - std::panic::catch_unwind::h9bae2bfe3e7b90ab
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x56dfbc68354a - std::rt::lang_start_internal::h47f73bfd01f1f70b
[INFO] [stderr]                                  at /rustc/518b428304e0008859cb1fd81d1ac20efb2a064a/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x56dfbc10f161 - std::rt::lang_start::he7cc09923b30c98f
[INFO] [stderr]     32:     0x56dfbc111c95 - main
[INFO] [stderr]     33:     0x74cd14c5c1ca - <unknown>
[INFO] [stderr]     34:     0x74cd14c5c28b - __libc_start_main
[INFO] [stderr]     35:     0x56dfbc10cb75 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "5c6acc20c3f86b5aa12bcf458078bacbb65ea9e0d0f4e8697f4277b97d493274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c6acc20c3f86b5aa12bcf458078bacbb65ea9e0d0f4e8697f4277b97d493274", kill_on_drop: false }`
[INFO] [stdout] 5c6acc20c3f86b5aa12bcf458078bacbb65ea9e0d0f4e8697f4277b97d493274
