[INFO] cloning repository https://github.com/benjaminbours/Composite-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benjaminbours/Composite-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenjaminbours%2FComposite-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenjaminbours%2FComposite-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6026e8f940bfcbccfc27ff203c9a8e9b99198f04
[INFO] checking benjaminbours/Composite-rust against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenjaminbours%2FComposite-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/benjaminbours/Composite-rust on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/benjaminbours/Composite-rust
[INFO] finished tweaking git repo https://github.com/benjaminbours/Composite-rust
[INFO] tweaked toml for git repo https://github.com/benjaminbours/Composite-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/benjaminbours/Composite-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] effeceeb2948861fb7118a3902fa54986665d3ba06921d7f300b47fd5da18fbd
[INFO] running `Command { std: "docker" "start" "-a" "effeceeb2948861fb7118a3902fa54986665d3ba06921d7f300b47fd5da18fbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "effeceeb2948861fb7118a3902fa54986665d3ba06921d7f300b47fd5da18fbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "effeceeb2948861fb7118a3902fa54986665d3ba06921d7f300b47fd5da18fbd", kill_on_drop: false }`
[INFO] [stdout] effeceeb2948861fb7118a3902fa54986665d3ba06921d7f300b47fd5da18fbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "RUSTUP_TOOLCHAIN=4a04890980766cc79878135f5ade8c0c4321e943" "-e" "RUSTFLAGS=--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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/tmp/crater-runner-fifo/jobserver-crater-fwd" "/opt/rustwide/cargo-home/bin/cargo" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a58295b9440b8436bbeaea099c07259554dc85543ed6cd355ccd175453a2d2fb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a58295b9440b8436bbeaea099c07259554dc85543ed6cd355ccd175453a2d2fb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stderr]     Checking line_drawing v0.7.0
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[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking objc v0.2.6
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking backtrace v0.3.54
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr] error: failed to run custom build command for `xcb v0.8.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/xcb-ec7e9338e77aeff9/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error occured in handler:  ('request: ', ('xcb', 'Composite', 'ReleaseOverlayWindow'))
[INFO] [stderr]   Traceback (most recent call last):
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/rs_client.py", line 2448, in <module>
[INFO] [stderr]       module.generate()
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/xcbgen/state.py", line 108, in generate
[INFO] [stderr]       self.close()
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/rs_client.py", line 296, in rs_close
[INFO] [stderr]       _f.writeout(os.path.join(module.rs_srcdir, "ffi", "%s.rs" % _module_name(_ns.ext_name)))
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/rs_client.py", line 114, in writeout
[INFO] [stderr]       with open(path, 'w') as f:
[INFO] [stderr]   OSError: [Errno 30] Read-only file system: '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/src/ffi/composite.rs'
[INFO] [stderr]   thread 'main' panicked at 'processing of /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/xml/composite.xml returned non-zero (1)', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:75:17
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55f2ad07c140 - std::backtrace_rs::backtrace::libunwind::trace::h4dee703919bfd40a
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55f2ad07c140 - std::backtrace_rs::backtrace::trace_unsynchronized::h457e839f1a563e20
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55f2ad07c140 - std::sys_common::backtrace::_print_fmt::h86a55fb30f8393c8
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55f2ad07c140 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7b3d6cac46d277e1
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55f2ad09612f - core::fmt::write::h127419eb46f2ecc9
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/core/src/fmt/mod.rs:1094:17
[INFO] [stderr]      5:     0x55f2ad079c65 - std::io::Write::write_fmt::h6010cfbb4726588b
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/io/mod.rs:1578:15
[INFO] [stderr]      6:     0x55f2ad07de3b - std::sys_common::backtrace::_print::h79b4f9652330cc9d
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55f2ad07de3b - std::sys_common::backtrace::print::h330bb326a76af8cf
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55f2ad07de3b - std::panicking::default_hook::{{closure}}::heb6a42a7d50a472e
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55f2ad07d903 - std::panicking::default_hook::h17e521ba6d68d6e1
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55f2ad07e3ed - std::panicking::rust_panic_with_hook::h70db735e3a6e70cb
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55f2ad07dfe7 - std::panicking::begin_panic_handler::{{closure}}::h777c71c8e5a7e25c
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55f2ad07c5fc - std::sys_common::backtrace::__rust_end_short_backtrace::h3e9bf30168899554
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55f2ad07df49 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55f2ad057ecb - std::panicking::begin_panic_fmt::h0b6b6d9d830486ef
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:435:5
[INFO] [stderr]     15:     0x55f2ad05e846 - build_script_build::main::{{closure}}::h9e340d630f9199c2
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:75:17
[INFO] [stderr]     16:     0x55f2ad05d3d5 - build_script_build::visit_xml::h46ac2deccd512373
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:20:44
[INFO] [stderr]     17:     0x55f2ad05dbb3 - build_script_build::main::h85ffce9fafc8e418
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:56:5
[INFO] [stderr]     18:     0x55f2ad05b53b - core::ops::function::FnOnce::call_once::h5db2b17d2fc81377
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55f2ad05c47e - std::sys_common::backtrace::__rust_begin_short_backtrace::h3300b7125eb4e396
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55f2ad060701 - std::rt::lang_start::{{closure}}::h15db99cbe8b20f8f
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x55f2ad07e7ea - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hbcc915e668c7ca11
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55f2ad07e7ea - std::panicking::try::do_call::h6b0f430d48122ddf
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x55f2ad07e7ea - std::panicking::try::h6ba420e2e21b5afa
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x55f2ad07e7ea - std::panic::catch_unwind::h8366719d1f615eee
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panic.rs:431:14
[INFO] [stderr]     25:     0x55f2ad07e7ea - std::rt::lang_start_internal::h965c28c9ce06ee73
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x55f2ad0606e0 - std::rt::lang_start::h2583118160ae680d
[INFO] [stderr]                                  at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x55f2ad05e94c - main
[INFO] [stderr]     28:     0x7f07253780b3 - __libc_start_main
[INFO] [stderr]     29:     0x55f2ad05892e - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a58295b9440b8436bbeaea099c07259554dc85543ed6cd355ccd175453a2d2fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a58295b9440b8436bbeaea099c07259554dc85543ed6cd355ccd175453a2d2fb", kill_on_drop: false }`
[INFO] [stdout] a58295b9440b8436bbeaea099c07259554dc85543ed6cd355ccd175453a2d2fb