[INFO] cloning repository https://github.com/lyneca/mcfunc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lyneca/mcfunc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flyneca%2Fmcfunc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flyneca%2Fmcfunc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da83b2657159da9255f77bff6d37186d350507d8
[INFO] checking lyneca/mcfunc against master#ffa2e7ae8fbf9badc035740db949b9dae271c29f for pr-78338
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flyneca%2Fmcfunc" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lyneca/mcfunc on toolchain ffa2e7ae8fbf9badc035740db949b9dae271c29f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lyneca/mcfunc
[INFO] finished tweaking git repo https://github.com/lyneca/mcfunc
[INFO] tweaked toml for git repo https://github.com/lyneca/mcfunc written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/lyneca/mcfunc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e65aad923f72c81604d0ed3237f59e47102e59874771305087a40d6c54d2631
[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" "6e65aad923f72c81604d0ed3237f59e47102e59874771305087a40d6c54d2631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e65aad923f72c81604d0ed3237f59e47102e59874771305087a40d6c54d2631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e65aad923f72c81604d0ed3237f59e47102e59874771305087a40d6c54d2631", kill_on_drop: false }`
[INFO] [stdout] 6e65aad923f72c81604d0ed3237f59e47102e59874771305087a40d6c54d2631
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75aa8f690c43f106bd21e1ba6d1ec4d28a9ee80954240df01735141017175d4b
[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" "75aa8f690c43f106bd21e1ba6d1ec4d28a9ee80954240df01735141017175d4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.19
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]     Checking log v0.4.4
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[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-c37b953083376732/build-script-build` (exit code: 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:     0x55638235e9a0 - std::backtrace_rs::backtrace::libunwind::trace::h303a626d53553a64
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5
[INFO] [stderr]      1:     0x55638235e9a0 - std::backtrace_rs::backtrace::trace_unsynchronized::h6abb882733c3f18c
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55638235e9a0 - std::sys_common::backtrace::_print_fmt::h57829321f1d9217a
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55638235e9a0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h400b66a054640aac
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55638237be9c - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/core/src/fmt/mod.rs:1076:17
[INFO] [stderr]      5:     0x55638235bd02 - std::io::Write::write_fmt::h6453b28c8b27c6ea
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/io/mod.rs:1516:15
[INFO] [stderr]      6:     0x556382360c45 - std::sys_common::backtrace::_print::h15cc4b3923cc9bc0
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x556382360c45 - std::sys_common::backtrace::print::h953c7be178c0674d
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x556382360c45 - std::panicking::default_hook::{{closure}}::h635d667f571198f0
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5563823608e8 - std::panicking::default_hook::h3bc2efb48060abaa
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/panicking.rs:227:9
[INFO] [stderr]     10:     0x5563823612c1 - std::panicking::rust_panic_with_hook::h887eb0c89f46b8b2
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/panicking.rs:577:17
[INFO] [stderr]     11:     0x556382360e69 - std::panicking::begin_panic_handler::{{closure}}::hf0d3f46d37dd3bc1
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/panicking.rs:484:9
[INFO] [stderr]     12:     0x55638235ee3c - std::sys_common::backtrace::__rust_end_short_backtrace::h4bce8b52717576e3
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x556382360e29 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/panicking.rs:483:5
[INFO] [stderr]     14:     0x556382360ddb - std::panicking::begin_panic_fmt::h53297a84a5b19714
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/panicking.rs:437:5
[INFO] [stderr]     15:     0x55638233fcfa - build_script_build::main::{{closure}}::h3dd4c5c24ef70b4c
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:75:17
[INFO] [stderr]     16:     0x55638233e978 - build_script_build::visit_xml::h5541459db2900a76
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:20:44
[INFO] [stderr]     17:     0x55638233f0ef - build_script_build::main::h53a830e90794d30a
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:56:5
[INFO] [stderr]     18:     0x5563823448fb - core::ops::function::FnOnce::call_once::h11522570be121502
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55638234260e - std::sys_common::backtrace::__rust_begin_short_backtrace::hbc8d05c973642a6d
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x5563823414c1 - std::rt::lang_start::{{closure}}::ha58cb97fcc7ccd4b
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x5563823616e7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h1af42f2aaad601f7
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x5563823616e7 - std::panicking::try::do_call::h9d43a73a8e9fb04a
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/panicking.rs:381:40
[INFO] [stderr]     23:     0x5563823616e7 - std::panicking::try::h7a8d1100a6afe839
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/panicking.rs:345:19
[INFO] [stderr]     24:     0x5563823616e7 - std::panic::catch_unwind::h9c80942da690cf03
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/panic.rs:382:14
[INFO] [stderr]     25:     0x5563823616e7 - std::rt::lang_start_internal::h18ef240fb861b4d5
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x556382341497 - std::rt::lang_start::h2bf7fb0fdf99192a
[INFO] [stderr]                                  at /rustc/ffa2e7ae8fbf9badc035740db949b9dae271c29f/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x55638233fdfa - main
[INFO] [stderr]     28:     0x7f53034bf0b3 - __libc_start_main
[INFO] [stderr]     29:     0x55638233e0ae - _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" "75aa8f690c43f106bd21e1ba6d1ec4d28a9ee80954240df01735141017175d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75aa8f690c43f106bd21e1ba6d1ec4d28a9ee80954240df01735141017175d4b", kill_on_drop: false }`
[INFO] [stdout] 75aa8f690c43f106bd21e1ba6d1ec4d28a9ee80954240df01735141017175d4b