[INFO] crate wlroots 0.4.0 is already in cache
[INFO] extracting crate wlroots 0.4.0 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/wlroots/0.4.0
[INFO] extracting crate wlroots 0.4.0 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/wlroots/0.4.0
[INFO] validating manifest of wlroots-0.4.0 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wlroots-0.4.0 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wlroots-0.4.0
[INFO] removed 6 missing examples
[INFO] finished frobbing wlroots-0.4.0
[INFO] frobbed toml for wlroots-0.4.0 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/wlroots/0.4.0/Cargo.toml
[INFO] started frobbing wlroots-0.4.0
[INFO] removed 6 missing examples
[INFO] finished frobbing wlroots-0.4.0
[INFO] frobbed toml for wlroots-0.4.0 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/wlroots/0.4.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking wlroots-0.4.0 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-0/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/wlroots/0.4.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 040c99c1a7d8162d32472ef875adec1d117a1ef0f4150dd97474344d49e5d907
[INFO] running `"docker" "start" "-a" "040c99c1a7d8162d32472ef875adec1d117a1ef0f4150dd97474344d49e5d907"`
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking downcast-rs v1.0.4
[INFO] [stderr]    Compiling syntex_pos v0.58.1
[INFO] [stderr]    Compiling clang-sys v0.19.0
[INFO] [stderr]    Compiling vsprintf v1.0.1
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]     Checking xkbcommon v0.3.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]    Compiling syntex_errors v0.58.1
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling syntex_syntax v0.58.1
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]    Compiling wayland-server v0.21.13
[INFO] [stderr]    Compiling wlroots-dehandle v2.0.0
[INFO] [stderr]    Compiling syntex v0.58.1
[INFO] [stderr]    Compiling aster v0.41.0
[INFO] [stderr]    Compiling quasi v0.32.0
[INFO] [stderr]    Compiling quasi_codegen v0.32.0
[INFO] [stderr]    Compiling bindgen v0.30.0
[INFO] [stderr]    Compiling wlroots-sys v0.4.0
[INFO] [stderr] error: failed to run custom build command for `wlroots-sys v0.4.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/wlroots-sys-113a0c8cccec6266/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rustc-link-lib=dylib=X11
[INFO] [stderr] cargo:rustc-link-lib=dylib=X11-xcb
[INFO] [stderr] cargo:rustc-link-lib=dylib=xkbcommon
[INFO] [stderr] cargo:rustc-link-lib=dylib=xcb
[INFO] [stderr] cargo:rustc-link-lib=dylib=xcb-composite
[INFO] [stderr] cargo:rustc-link-lib=dylib=xcb-xfixes
[INFO] [stderr] cargo:rustc-link-lib=dylib=xcb-image
[INFO] [stderr] cargo:rustc-link-lib=dylib=xcb-render
[INFO] [stderr] cargo:rustc-link-lib=dylib=xcb-shm
[INFO] [stderr] cargo:rustc-link-lib=dylib=xcb-icccm
[INFO] [stderr] cargo:rustc-link-lib=dylib=xcb-xkb
[INFO] [stderr] cargo:rustc-link-lib=dylib=xcb-xinput
[INFO] [stderr] cargo:rustc-link-lib=dylib=wayland-egl
[INFO] [stderr] cargo:rustc-link-lib=dylib=wayland-client
[INFO] [stderr] cargo:rustc-link-lib=dylib=wayland-server
[INFO] [stderr] cargo:rustc-link-lib=dylib=EGL
[INFO] [stderr] cargo:rustc-link-lib=dylib=GL
[INFO] [stderr] cargo:rustc-link-lib=dylib=gbm
[INFO] [stderr] cargo:rustc-link-lib=dylib=drm
[INFO] [stderr] cargo:rustc-link-lib=dylib=input
[INFO] [stderr] cargo:rustc-link-lib=dylib=udev
[INFO] [stderr] cargo:rustc-link-lib=dylib=dbus-1
[INFO] [stderr] cargo:rustc-link-lib=dylib=pixman-1
[INFO] [stderr] cargo:rustc-link-search=native=/lib/x86_64-linux-gnu
[INFO] [stderr] cargo:rustc-link-lib=systemd
[INFO] [stderr] cargo:rustc-link-lib=dylib=systemd
[INFO] [stderr] cargo:rustc-link-lib=dylib=wlroots
[INFO] [stderr] cargo:rustc-link-search=native=/usr/local/lib
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:1084:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56027357744b - backtrace::backtrace::libunwind::trace::h99e6362fdb92a8eb
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x56027357744b - backtrace::backtrace::trace_unsynchronized::hb03857eb223d1e1b
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x56027357744b - std::sys_common::backtrace::_print::hc504093b15dd6a49
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x56027357744b - std::sys_common::backtrace::print::h74592d8df46164e6
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x56027357744b - std::panicking::default_hook::{{closure}}::h148953d9747d04f4
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x560273577126 - std::panicking::default_hook::h72a253311e200c7c
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x560273577bbd - std::panicking::rust_panic_with_hook::h625fcf59e672b6a0
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x560273577742 - std::panicking::continue_panic_fmt::hb865580971245aec
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x560273577626 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:311
[INFO] [stderr]    9:     0x56027359667d - core::panicking::panic_fmt::h88ab02319bb01bbf
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x560273596777 - core::result::unwrap_failed::hcd16c30e39593715
[INFO] [stderr]                                at src/libcore/result.rs:1084
[INFO] [stderr]   11:     0x5602733dddbf - core::result::Result<T,E>::unwrap::h36999249bc0e16e3
[INFO] [stderr]                                at /rustc/c43d03a19f326f4a323569328cc501e86eb6d22e/src/libcore/result.rs:852
[INFO] [stderr]   12:     0x560272ac545d - build_script_build::main::h374d222cf06105d0
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/wlroots-sys-0.4.0/build.rs:99
[INFO] [stderr]   13:     0x560272ad93f0 - std::rt::lang_start::{{closure}}::hc148cc554d8149fc
[INFO] [stderr]                                at /rustc/c43d03a19f326f4a323569328cc501e86eb6d22e/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x5602735775c3 - std::rt::lang_start_internal::{{closure}}::h5b4ccd53e4167b89
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x5602735775c3 - std::panicking::try::do_call::h85f9b79f07affa28
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   16:     0x56027357e94a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   17:     0x56027357818d - std::panicking::try::h0463127fe79abe73
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   18:     0x56027357818d - std::panic::catch_unwind::h846bfd7d9d99e56b
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   19:     0x56027357818d - std::rt::lang_start_internal::h0a72d627fb2e90ec
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x560272ad93c9 - std::rt::lang_start::h9fcc92aa649752a5
[INFO] [stderr]                                at /rustc/c43d03a19f326f4a323569328cc501e86eb6d22e/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x560272ac77aa - main
[INFO] [stderr]   22:     0x7ff83875d2e1 - __libc_start_main
[INFO] [stderr]   23:     0x560272abb95a - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "040c99c1a7d8162d32472ef875adec1d117a1ef0f4150dd97474344d49e5d907"`
[INFO] running `"docker" "rm" "-f" "040c99c1a7d8162d32472ef875adec1d117a1ef0f4150dd97474344d49e5d907"`
[INFO] [stdout] 040c99c1a7d8162d32472ef875adec1d117a1ef0f4150dd97474344d49e5d907