[INFO] cloning repository https://github.com/sriram23/rust-web-view
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sriram23/rust-web-view" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsriram23%2Frust-web-view", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsriram23%2Frust-web-view'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02e1625f9bb38d88aae444bd4782d1e6ae96c0c1
[INFO] checking sriram23/rust-web-view against try#e5b0618d996a6a3941e423fd3e170737b8dbdc92 for pr-151822
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsriram23%2Frust-web-view" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sriram23/rust-web-view
[INFO] finished tweaking git repo https://github.com/sriram23/rust-web-view
[INFO] tweaked toml for git repo https://github.com/sriram23/rust-web-view written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sriram23/rust-web-view on toolchain e5b0618d996a6a3941e423fd3e170737b8dbdc92
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sriram23/rust-web-view 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" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fltk v1.3.26
[INFO] [stderr]   Downloaded fltk-webview v0.2.16
[INFO] [stderr]   Downloaded fltk-webview-sys v0.2.10
[INFO] [stderr]   Downloaded fltk-sys v1.3.26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f75b4b3553f279c81e8e14bf518470fcfa08620da4452e15a470a2934c4e9b3
[INFO] running `Command { std: "docker" "start" "-a" "5f75b4b3553f279c81e8e14bf518470fcfa08620da4452e15a470a2934c4e9b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f75b4b3553f279c81e8e14bf518470fcfa08620da4452e15a470a2934c4e9b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f75b4b3553f279c81e8e14bf518470fcfa08620da4452e15a470a2934c4e9b3", kill_on_drop: false }`
[INFO] [stdout] 5f75b4b3553f279c81e8e14bf518470fcfa08620da4452e15a470a2934c4e9b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afa7c9d232ace3b112083908a2369cd5743122c34ebef0d106224efc0904b712
[INFO] running `Command { std: "docker" "start" "-a" "afa7c9d232ace3b112083908a2369cd5743122c34ebef0d106224efc0904b712", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling paste v1.0.11
[INFO] [stderr]     Checking ttf-parser v0.18.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling cmake v0.1.49
[INFO] [stderr]    Compiling fltk-webview-sys v0.2.10
[INFO] [stderr]    Compiling fltk-sys v1.3.26
[INFO] [stderr] error: failed to run custom build command for `fltk-webview-sys v0.2.10`
[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/fltk-webview-sys-2474779ebe428884/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=webview/webview.h
[INFO] [stderr]   cargo:rerun-if-changed=webview/webview.cc
[INFO] [stderr]   cargo:rerun-if-changed=src/gtk_helper.c
[INFO] [stderr]   cargo:rerun-if-changed=src/cocoa_helper.m
[INFO] [stderr]   cargo:rerun-if-env-changed=WEBKIT2GTK_4.0_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=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]   fatal: not a git repository (or any parent up to mount point /opt/rustwide)
[INFO] [stderr]   Stopping at filesystem boundary (GIT_DISCOVERY_ACROSS_FILESYSTEM not set).
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (201) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/fltk-webview-sys-0.2.10/build.rs:142:14:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: `PKG_CONFIG_ALLOW_SYSTEM_CFLAGS="1" PKG_CONFIG_ALLOW_SYSTEM_LIBS="1" "pkg-config" "--libs" "--cflags" "webkit2gtk-4.0" "webkit2gtk-4.0 >= 2.8"` did not exit successfully: exit status: 1
[INFO] [stderr]   error: could not find system library 'webkit2gtk-4.0' required by the 'fltk-webview-sys' crate
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Package webkit2gtk-4.0 was not found in the pkg-config search path.
[INFO] [stderr]   Perhaps you should add the directory containing `webkit2gtk-4.0.pc'
[INFO] [stderr]   to the PKG_CONFIG_PATH environment variable
[INFO] [stderr]   Package 'webkit2gtk-4.0', required by 'virtual:world', not found
[INFO] [stderr]   Package 'webkit2gtk-4.0', required by 'virtual:world', not found
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5dde34fc92da - std[d489fb62a1f3107f]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5dde34fc92da - std[d489fb62a1f3107f]::backtrace_rs::backtrace::trace_unsynchronized::<std[d489fb62a1f3107f]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5dde34fc92da - std[d489fb62a1f3107f]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x5dde34fc92da - <<std[d489fb62a1f3107f]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[89df56b776af7f47]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x5dde34fdddca - <core[89df56b776af7f47]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5dde34fdddca - core[89df56b776af7f47]::fmt::write
[INFO] [stderr]      6:     0x5dde34fcf6d2 - std[d489fb62a1f3107f]::io::default_write_fmt::<std[d489fb62a1f3107f]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5dde34fcf6d2 - <std[d489fb62a1f3107f]::sys::stdio::unix::Stderr as std[d489fb62a1f3107f]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x5dde34fa954f - <std[d489fb62a1f3107f]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x5dde34fa954f - std[d489fb62a1f3107f]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x5dde34fc30c1 - std[d489fb62a1f3107f]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x5dde34fc327b - std[d489fb62a1f3107f]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x5dde34fa9608 - std[d489fb62a1f3107f]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x5dde34f9e659 - std[d489fb62a1f3107f]::sys::backtrace::__rust_end_short_backtrace::<std[d489fb62a1f3107f]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x5dde34faa03d - __rustc[bfeeaec351f1cab3]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x5dde34fde4dc - core[89df56b776af7f47]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5dde34fde252 - core[89df56b776af7f47]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x5dde34f28658 - build_script_build[3473741c7d6dce6b]::compile_webview
[INFO] [stderr]     18:     0x5dde34f29f56 - build_script_build[3473741c7d6dce6b]::main
[INFO] [stderr]     19:     0x5dde34f2acc3 - <fn() as core[89df56b776af7f47]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     20:     0x5dde34f27b86 - std[d489fb62a1f3107f]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     21:     0x5dde34f27be9 - std[d489fb62a1f3107f]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     22:     0x5dde34fc21b6 - <&dyn core[89df56b776af7f47]::ops::function::Fn<(), Output = i32> + core[89df56b776af7f47]::marker::Sync + core[89df56b776af7f47]::panic::unwind_safe::RefUnwindSafe as core[89df56b776af7f47]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x5dde34fc21b6 - std[d489fb62a1f3107f]::panicking::catch_unwind::do_call::<&dyn core[89df56b776af7f47]::ops::function::Fn<(), Output = i32> + core[89df56b776af7f47]::marker::Sync + core[89df56b776af7f47]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/panicking.rs:581:40
[INFO] [stderr]     24:     0x5dde34fc21b6 - std[d489fb62a1f3107f]::panicking::catch_unwind::<i32, &dyn core[89df56b776af7f47]::ops::function::Fn<(), Output = i32> + core[89df56b776af7f47]::marker::Sync + core[89df56b776af7f47]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/panicking.rs:544:19
[INFO] [stderr]     25:     0x5dde34fc21b6 - std[d489fb62a1f3107f]::panic::catch_unwind::<&dyn core[89df56b776af7f47]::ops::function::Fn<(), Output = i32> + core[89df56b776af7f47]::marker::Sync + core[89df56b776af7f47]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x5dde34fc21b6 - std[d489fb62a1f3107f]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x5dde34fc21b6 - std[d489fb62a1f3107f]::panicking::catch_unwind::do_call::<std[d489fb62a1f3107f]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/panicking.rs:581:40
[INFO] [stderr]     28:     0x5dde34fc21b6 - std[d489fb62a1f3107f]::panicking::catch_unwind::<isize, std[d489fb62a1f3107f]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/panicking.rs:544:19
[INFO] [stderr]     29:     0x5dde34fc21b6 - std[d489fb62a1f3107f]::panic::catch_unwind::<std[d489fb62a1f3107f]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x5dde34fc21b6 - std[d489fb62a1f3107f]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/e5b0618d996a6a3941e423fd3e170737b8dbdc92/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x5dde34f27b71 - std[d489fb62a1f3107f]::rt::lang_start::<()>
[INFO] [stderr]     32:     0x5dde34f2ad25 - main
[INFO] [stderr]     33:     0x7d1f7c1661ca - <unknown>
[INFO] [stderr]     34:     0x7d1f7c16628b - __libc_start_main
[INFO] [stderr]     35:     0x5dde34f27295 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "afa7c9d232ace3b112083908a2369cd5743122c34ebef0d106224efc0904b712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afa7c9d232ace3b112083908a2369cd5743122c34ebef0d106224efc0904b712", kill_on_drop: false }`
[INFO] [stdout] afa7c9d232ace3b112083908a2369cd5743122c34ebef0d106224efc0904b712