[INFO] cloning repository https://github.com/mov-rax/rcas [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mov-rax/rcas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmov-rax%2Frcas", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmov-rax%2Frcas'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 27141fecc3f75ff2cf7e318fcaff10c8ea45a382 [INFO] checking mov-rax/rcas against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmov-rax%2Frcas" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mov-rax/rcas on toolchain 8b72f65b805cbe4c261de45030d663f524f27376 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mov-rax/rcas [INFO] finished tweaking git repo https://github.com/mov-rax/rcas [INFO] tweaked toml for git repo https://github.com/mov-rax/rcas written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/mov-rax/rcas already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rust_decimal v1.7.0 [INFO] [stderr] Downloaded fltk-derive v0.10.9 [INFO] [stderr] Downloaded fltk-sys v0.10.9 [INFO] [stderr] Downloaded fltk v0.10.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 14aa019229553152c14d2628d7edbef2f3f2b7079fc821210da1f2bfecb018fd [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" "14aa019229553152c14d2628d7edbef2f3f2b7079fc821210da1f2bfecb018fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "14aa019229553152c14d2628d7edbef2f3f2b7079fc821210da1f2bfecb018fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14aa019229553152c14d2628d7edbef2f3f2b7079fc821210da1f2bfecb018fd", kill_on_drop: false }` [INFO] [stdout] 14aa019229553152c14d2628d7edbef2f3f2b7079fc821210da1f2bfecb018fd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 960bd1a3e9820ea8f4e1702dc67062d1c1328dec022724fba8a1cdba56c7d82c [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" "960bd1a3e9820ea8f4e1702dc67062d1c1328dec022724fba8a1cdba56c7d82c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling cc v1.0.61 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Checking plotters-backend v0.3.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking bytemuck v1.4.1 [INFO] [stderr] Checking float-ord v0.2.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-rational v0.3.1 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking plotters-svg v0.3.0 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Checking jpeg-decoder v0.1.20 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking stb_truetype v0.3.1 [INFO] [stderr] Compiling pathfinder_simd v0.5.0 [INFO] [stderr] Compiling cmake v0.1.44 [INFO] [stderr] Checking png v0.15.3 [INFO] [stderr] Checking png v0.16.7 [INFO] [stderr] Compiling servo-fontconfig-sys v4.0.9 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling servo-freetype-sys v4.0.5 [INFO] [stderr] Compiling expat-sys v2.1.6 [INFO] [stderr] Compiling fltk-sys v0.10.9 [INFO] [stderr] Compiling xcb v0.8.2 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking ordered-float v1.1.0 [INFO] [stderr] Checking pathfinder_geometry v0.5.1 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking rusttype v0.8.3 [INFO] [stderr] Checking freetype v0.4.1 [INFO] [stderr] Checking servo-fontconfig v0.4.0 [INFO] [stderr] Checking chrono v0.4.19 [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-980202e7c50e82f4/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 [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: 0x5644dad69fc0 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x5644dad69fc0 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d26397c5720fdbb [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5644dad69fc0 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5644dad69fc0 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5644dad8798c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x5644dad67362 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/io/mod.rs:1518:15 [INFO] [stderr] 6: 0x5644dad6c265 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5644dad6c265 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5644dad6c265 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5644dad6bf08 - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x5644dad6c9a1 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/panicking.rs:593:17 [INFO] [stderr] 11: 0x5644dad6c4e7 - std::panicking::begin_panic_handler::{{closure}}::h56ae74c6dea6e141 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/panicking.rs:499:13 [INFO] [stderr] 12: 0x5644dad6a45c - std::sys_common::backtrace::__rust_end_short_backtrace::h3c4721f56689fae4 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5644dad6c449 - rust_begin_unwind [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/panicking.rs:495:5 [INFO] [stderr] 14: 0x5644dad6c3fb - std::panicking::begin_panic_fmt::h447a9fe10c3ac155 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/panicking.rs:437:5 [INFO] [stderr] 15: 0x5644dad4acfa - build_script_build::main::{{closure}}::hb0854911135a7560 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:75:17 [INFO] [stderr] 16: 0x5644dad49978 - build_script_build::visit_xml::h38e8fbb9c897a9d0 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:20:44 [INFO] [stderr] 17: 0x5644dad4a0ef - build_script_build::main::h0463fe502ab917e1 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:56:5 [INFO] [stderr] 18: 0x5644dad4fadb - core::ops::function::FnOnce::call_once::h9a610d7c4db51fe3 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x5644dad4e0be - std::sys_common::backtrace::__rust_begin_short_backtrace::hfa6c3e9e8032e7b0 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x5644dad51d71 - std::rt::lang_start::{{closure}}::h70fb2ac10dcdb946 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x5644dad6cdc7 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x5644dad6cdc7 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/panicking.rs:381:40 [INFO] [stderr] 23: 0x5644dad6cdc7 - std::panicking::try::h068087b173f80a49 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/panicking.rs:345:19 [INFO] [stderr] 24: 0x5644dad6cdc7 - std::panic::catch_unwind::h1f8259807e825279 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x5644dad6cdc7 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x5644dad51d47 - std::rt::lang_start::h69fa4356b8501c28 [INFO] [stderr] at /rustc/8b72f65b805cbe4c261de45030d663f524f27376/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x5644dad4adfa - main [INFO] [stderr] 28: 0x7fe29ba5f0b3 - __libc_start_main [INFO] [stderr] 29: 0x5644dad490ae - _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" "960bd1a3e9820ea8f4e1702dc67062d1c1328dec022724fba8a1cdba56c7d82c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "960bd1a3e9820ea8f4e1702dc67062d1c1328dec022724fba8a1cdba56c7d82c", kill_on_drop: false }` [INFO] [stdout] 960bd1a3e9820ea8f4e1702dc67062d1c1328dec022724fba8a1cdba56c7d82c