[INFO] cloning repository https://github.com/mathphreak/mfte [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mathphreak/mfte" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathphreak%2Fmfte", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathphreak%2Fmfte'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 23157874ad38c0ba670dada6b1e79c4947e7d06e [INFO] documenting mathphreak/mfte against beta-2020-08-29 for beta-1.47-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathphreak%2Fmfte" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mathphreak/mfte on toolchain beta-2020-08-29 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mathphreak/mfte [INFO] finished tweaking git repo https://github.com/mathphreak/mfte [INFO] tweaked toml for git repo https://github.com/mathphreak/mfte written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/mathphreak/mfte already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded enum_derive v0.1.7 [INFO] [stderr] Downloaded cc v1.0.1 [INFO] [stderr] Downloaded backtrace-sys v0.1.15 [INFO] [stderr] Downloaded macro-attr v0.2.0 [INFO] [stderr] Downloaded editorconfig v1.0.0 [INFO] [stderr] Downloaded x11-clipboard v0.2.1 [INFO] [stderr] Downloaded clipboard v0.4.2 [INFO] [stderr] Downloaded xcb v0.8.1 [INFO] [stderr] Downloaded clipboard-win v2.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2020-08-29" "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] 346670ddc82b75aa44fdc6d82c6511c4f82cb91f86244df2e294cd5b8b058172 [INFO] running `Command { std: "docker" "start" "-a" "346670ddc82b75aa44fdc6d82c6511c4f82cb91f86244df2e294cd5b8b058172", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "346670ddc82b75aa44fdc6d82c6511c4f82cb91f86244df2e294cd5b8b058172", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "346670ddc82b75aa44fdc6d82c6511c4f82cb91f86244df2e294cd5b8b058172", kill_on_drop: false }` [INFO] [stdout] 346670ddc82b75aa44fdc6d82c6511c4f82cb91f86244df2e294cd5b8b058172 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f956e822ff5e7c6fe0c3c51e150322f4700085ee19205afc173329363eaee4fe [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" "f956e822ff5e7c6fe0c3c51e150322f4700085ee19205afc173329363eaee4fe", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.32 [INFO] [stderr] Compiling cc v1.0.1 [INFO] [stderr] Checking rustc-demangle v0.1.5 [INFO] [stderr] Checking regex-syntax v0.4.1 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking argparse v0.2.1 [INFO] [stderr] Checking ordermap v0.2.13 [INFO] [stderr] Checking macro-attr v0.2.0 [INFO] [stderr] Checking enum_derive v0.1.7 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking termion v1.5.1 [INFO] [stderr] Compiling xcb v0.8.1 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Compiling backtrace-sys v0.1.15 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stderr] error: failed to run custom build command for `xcb v0.8.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/xcb-77501dd49af76caa/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-0.8.1/rs_client.py", line 2449, in [INFO] [stderr] module.generate() [INFO] [stderr] File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.1/xcbgen/state.py", line 108, in generate [INFO] [stderr] self.close() [INFO] [stderr] File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.1/rs_client.py", line 297, 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-0.8.1/rs_client.py", line 115, 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-0.8.1/src/ffi/composite.rs' [INFO] [stderr] thread 'main' panicked at 'processing of /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.1/xml/composite.xml returned non-zero (1)', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.1/build.rs:73:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55bc1d7bd6c0 - std::backtrace_rs::backtrace::libunwind::trace::h9e3e6d9b3369e699 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55bc1d7bd6c0 - std::backtrace_rs::backtrace::trace_unsynchronized::he58aba3ac08ed12a [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55bc1d7bd6c0 - std::sys_common::backtrace::_print_fmt::hbbbd4c92d537cef4 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55bc1d7bd6c0 - ::fmt::h80c2ae080004cc83 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55bc1d7dacac - core::fmt::write::h0c11e16fd03fe660 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/fmt/mod.rs:1082 [INFO] [stderr] 5: 0x55bc1d7bb0e7 - std::io::Write::write_fmt::h2e2072ff86131fcd [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/io/mod.rs:1514 [INFO] [stderr] 6: 0x55bc1d7bf790 - std::sys_common::backtrace::_print::h165e6476adb4cb58 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55bc1d7bf790 - std::sys_common::backtrace::print::hbbfa32a92cd1fc34 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55bc1d7bf790 - std::panicking::default_hook::{{closure}}::h3a02067ca7f64068 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:200 [INFO] [stderr] 9: 0x55bc1d7bf4dc - std::panicking::default_hook::ha3137d6f4e961fe2 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:219 [INFO] [stderr] 10: 0x55bc1d7bfdf3 - std::panicking::rust_panic_with_hook::he6505c3b9d82db8b [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:569 [INFO] [stderr] 11: 0x55bc1d7bf9c9 - std::panicking::begin_panic_handler::{{closure}}::h4aa640a9e8494520 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:476 [INFO] [stderr] 12: 0x55bc1d7bdb2c - std::sys_common::backtrace::__rust_end_short_backtrace::h85d2ae6a90dead9c [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55bc1d7bf989 - rust_begin_unwind [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:475 [INFO] [stderr] 14: 0x55bc1d7bf93b - std::panicking::begin_panic_fmt::h7089e699b7754bbe [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:429 [INFO] [stderr] 15: 0x55bc1d79ec02 - build_script_build::main::{{closure}}::h1ec73174bc8b3038 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.1/build.rs:73 [INFO] [stderr] 16: 0x55bc1d79d8a7 - build_script_build::visit_xml::heea1cd662320b86e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.1/build.rs:20 [INFO] [stderr] 17: 0x55bc1d79dfc5 - build_script_build::main::h966f617f96cf1e8c [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.1/build.rs:56 [INFO] [stderr] 18: 0x55bc1d7a1bbb - core::ops::function::FnOnce::call_once::hecb4751a9849596e [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/ops/function.rs:227 [INFO] [stderr] 19: 0x55bc1d7a075e - std::sys_common::backtrace::__rust_begin_short_backtrace::h5de2696e85f4f002 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x55bc1d7a0531 - std::rt::lang_start::{{closure}}::h79b8e6f2482afc66 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x55bc1d7c01f1 - core::ops::function::impls:: for &F>::call_once::hdabbbe0d2c6ccde8 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/ops/function.rs:259 [INFO] [stderr] 22: 0x55bc1d7c01f1 - std::panicking::try::do_call::h0c8c1cd19bf9d385 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:373 [INFO] [stderr] 23: 0x55bc1d7c01f1 - std::panicking::try::h357e78da017bc4a8 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:337 [INFO] [stderr] 24: 0x55bc1d7c01f1 - std::panic::catch_unwind::h72f31b36adf61841 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panic.rs:379 [INFO] [stderr] 25: 0x55bc1d7c01f1 - std::rt::lang_start_internal::h634502e153211333 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x55bc1d7a0507 - std::rt::lang_start::hd309a186053dfa60 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x55bc1d79ecca - main [INFO] [stderr] 28: 0x7f479f5640b3 - __libc_start_main [INFO] [stderr] 29: 0x55bc1d79d0ae - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "f956e822ff5e7c6fe0c3c51e150322f4700085ee19205afc173329363eaee4fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f956e822ff5e7c6fe0c3c51e150322f4700085ee19205afc173329363eaee4fe", kill_on_drop: false }` [INFO] [stdout] f956e822ff5e7c6fe0c3c51e150322f4700085ee19205afc173329363eaee4fe