[INFO] fetching crate webview_official 0.2.0...
[INFO] building webview_official-0.2.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate webview_official 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate webview_official 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate webview_official 0.2.0
[INFO] tweaked toml for crates.io crate webview_official 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate webview_official 0.2.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate webview_official 0.2.0 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded webview-official-sys v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef325ae926156a0fdee2ab77169aa6a9435ff6160f866a1b0ce378362c92ac38
[INFO] running `Command { std: "docker" "start" "-a" "ef325ae926156a0fdee2ab77169aa6a9435ff6160f866a1b0ce378362c92ac38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef325ae926156a0fdee2ab77169aa6a9435ff6160f866a1b0ce378362c92ac38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef325ae926156a0fdee2ab77169aa6a9435ff6160f866a1b0ce378362c92ac38", kill_on_drop: false }`
[INFO] [stdout] ef325ae926156a0fdee2ab77169aa6a9435ff6160f866a1b0ce378362c92ac38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb9634abf6bf0837eaa34c2f4e573004b77f2e8a50c8d3ba0723cbc63800acea
[INFO] running `Command { std: "docker" "start" "-a" "eb9634abf6bf0837eaa34c2f4e573004b77f2e8a50c8d3ba0723cbc63800acea", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling webview-official-sys v0.1.2
[INFO] [stderr] error: failed to run custom build command for `webview-official-sys v0.1.2`
[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/webview-official-sys-de311caff35ea494/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=WEBKIT2GTK_4.0_NO_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=WEBKIT2GTK_4.0_STATIC
[INFO] [stderr]   cargo:rerun-if-env-changed=WEBKIT2GTK_4.0_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' (75) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/webview-official-sys-0.1.2/build.rs:77:14:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Failure { command: "PKG_CONFIG_ALLOW_SYSTEM_CFLAGS=\"1\" PKG_CONFIG_ALLOW_SYSTEM_LIBS=\"1\" \"pkg-config\" \"--libs\" \"--cflags\" \"webkit2gtk-4.0\" \"webkit2gtk-4.0 >= 2.8\"", output: Output { status: ExitStatus(unix_wait_status(256)), stdout: "", stderr: "Package webkit2gtk-4.0 was not found in the pkg-config search path.\nPerhaps you should add the directory containing `webkit2gtk-4.0.pc'\nto the PKG_CONFIG_PATH environment variable\nPackage 'webkit2gtk-4.0', required by 'virtual:world', not found\nPackage 'webkit2gtk-4.0', required by 'virtual:world', not found\n" } }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5eb7e5066cb2 - std::backtrace_rs::backtrace::libunwind::trace::h52580dd202462214
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5eb7e5066cb2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc969519abce0f52b
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5eb7e5066cb2 - std::sys::backtrace::_print_fmt::hfd5825900b6e0030
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5eb7e5066cb2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h427144ad75cfb218
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5eb7e507690f - core::fmt::rt::Argument::fmt::hd5ccc9cf97cea7f7
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5eb7e507690f - core::fmt::write::h593aaf5adf0f5dae
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x5eb7e5035d11 - std::io::default_write_fmt::hf108c2855e591a7c
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5eb7e5035d11 - std::io::Write::write_fmt::h6e02e29a2bcc97c1
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5eb7e5041222 - std::sys::backtrace::BacktraceLock::print::h3953113552dca3ca
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5eb7e504479f - std::panicking::default_hook::{{closure}}::h486b96ad75eafbb8
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5eb7e50445f9 - std::panicking::default_hook::h99456317c5a1a20c
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5eb7e5044e25 - std::panicking::panic_with_hook::h67ab0df20212e4ea
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5eb7e5044cba - std::panicking::panic_handler::{{closure}}::hc9e4a933ae92e208
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x5eb7e5041369 - std::sys::backtrace::__rust_end_short_backtrace::hbfa72df9b68c2d19
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5eb7e5029bdd - __rustc[8cce077e14951490]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5eb7e507a490 - core::panicking::panic_fmt::h49931053d20abf41
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5eb7e5079c16 - core::result::unwrap_failed::h7f5a2d4cf85d933f
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/core/src/result.rs:1854:5
[INFO] [stderr]     17:     0x5eb7e4fcb996 - build_script_build::main::h563003e3e7eeb94e
[INFO] [stderr]     18:     0x5eb7e4fccc43 - core::ops::function::FnOnce::call_once::h2b1852a039f8fa75
[INFO] [stderr]     19:     0x5eb7e4fccb26 - std::sys::backtrace::__rust_begin_short_backtrace::h09a5814610bcbc80
[INFO] [stderr]     20:     0x5eb7e4fccb09 - std::rt::lang_start::{{closure}}::h0c5c99e520f66cd9
[INFO] [stderr]     21:     0x5eb7e50374f0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hb84e9e033646564e
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     22:     0x5eb7e50374f0 - std::panicking::catch_unwind::do_call::hbd46cd07e9e2b512
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:590:40
[INFO] [stderr]     23:     0x5eb7e50374f0 - std::panicking::catch_unwind::hd048d6861d343544
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:553:19
[INFO] [stderr]     24:     0x5eb7e50374f0 - std::panic::catch_unwind::h141ca8973277f822
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x5eb7e50374f0 - std::rt::lang_start_internal::{{closure}}::hc1f3273d5e4e0426
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x5eb7e50374f0 - std::panicking::catch_unwind::do_call::hc215ba2b02ac1f8c
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:590:40
[INFO] [stderr]     27:     0x5eb7e50374f0 - std::panicking::catch_unwind::h67f54bbdc14963b0
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:553:19
[INFO] [stderr]     28:     0x5eb7e50374f0 - std::panic::catch_unwind::h7d01c664f3f34538
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x5eb7e50374f0 - std::rt::lang_start_internal::hcbf1d15fae983a0f
[INFO] [stderr]                                  at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x5eb7e4fccaf1 - std::rt::lang_start::h21f1d50b6e7149d4
[INFO] [stderr]     31:     0x5eb7e4fcd2a5 - main
[INFO] [stderr]     32:     0x7bc11b77b1ca - <unknown>
[INFO] [stderr]     33:     0x7bc11b77b28b - __libc_start_main
[INFO] [stderr]     34:     0x5eb7e4fcb275 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "eb9634abf6bf0837eaa34c2f4e573004b77f2e8a50c8d3ba0723cbc63800acea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb9634abf6bf0837eaa34c2f4e573004b77f2e8a50c8d3ba0723cbc63800acea", kill_on_drop: false }`
[INFO] [stdout] eb9634abf6bf0837eaa34c2f4e573004b77f2e8a50c8d3ba0723cbc63800acea