[INFO] cloning repository https://github.com/xi-editor/druid [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xi-editor/druid" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxi-editor%2Fdruid", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxi-editor%2Fdruid'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] caff1b5f0008f623a09de3c919d875575a3da727 [INFO] checking xi-editor/druid against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxi-editor%2Fdruid" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xi-editor/druid on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/xi-editor/druid [INFO] finished tweaking git repo https://github.com/xi-editor/druid [INFO] tweaked toml for git repo https://github.com/xi-editor/druid written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fc5d66dda56233993ccb6197b63a822b27de9fd14bddb4f5317dddde62aa37c4 [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" "fc5d66dda56233993ccb6197b63a822b27de9fd14bddb4f5317dddde62aa37c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fc5d66dda56233993ccb6197b63a822b27de9fd14bddb4f5317dddde62aa37c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc5d66dda56233993ccb6197b63a822b27de9fd14bddb4f5317dddde62aa37c4", kill_on_drop: false }` [INFO] [stdout] fc5d66dda56233993ccb6197b63a822b27de9fd14bddb4f5317dddde62aa37c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 00ce0a555204b0b0da6a36c3ce69764b729a66e0e04b4a913deb99d0345009a2 [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" "00ce0a555204b0b0da6a36c3ce69764b729a66e0e04b4a913deb99d0345009a2", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling anyhow v1.0.40 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-task v0.3.14 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling pango v0.9.1 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling cairo-rs v0.9.1 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Compiling pangocairo v0.10.0 [INFO] [stderr] Checking xi-unicode v0.3.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.73 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling bumpalo v3.6.1 [INFO] [stderr] Compiling wasm-bindgen v0.2.73 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Compiling druid-web-examples v0.1.0 (/opt/rustwide/workdir/druid/examples/web) [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling standback v0.2.17 [INFO] [stderr] Compiling gtk v0.9.2 [INFO] [stderr] Compiling time v0.2.26 [INFO] [stderr] Compiling im v15.0.0 [INFO] [stderr] Checking futures-channel v0.3.14 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking regex v1.4.5 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Checking kurbo v0.8.1 [INFO] [stderr] Checking unic-langid-impl v0.9.0 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking type-map v0.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Checking unic-ucd-bidi v0.9.0 [INFO] [stderr] error: failed to run custom build command for `druid-web-examples v0.1.0 (/opt/rustwide/workdir/druid/examples/web)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/druid-web-examples-46f30bc071e91478/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Failed to create symlink: Read-only file system (os error 30)', druid/examples/web/build.rs:44:22 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x564a8f843120 - std::backtrace_rs::backtrace::libunwind::trace::hec7eaac9435d3512 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x564a8f843120 - std::backtrace_rs::backtrace::trace_unsynchronized::h42791b8fa12b7daa [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x564a8f843120 - std::sys_common::backtrace::_print_fmt::h3da3ebe04fb665a8 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x564a8f843120 - ::fmt::he40bcdde3c4491cd [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x564a8f85e2df - core::fmt::write::h2c729149c08098ab [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x564a8f841035 - std::io::Write::write_fmt::h28e0f2f58b8d7b7e [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/io/mod.rs:1578:15 [INFO] [stderr] 6: 0x564a8f844ccb - std::sys_common::backtrace::_print::h7f0223b1e3d898fc [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x564a8f844ccb - std::sys_common::backtrace::print::h58edd634a14c2d4c [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x564a8f844ccb - std::panicking::default_hook::{{closure}}::h71657a7591430164 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x564a8f8447ad - std::panicking::default_hook::hcdf4eb5db072c85b [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x564a8f84527d - std::panicking::rust_panic_with_hook::hfb91e961ffb5b8e0 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x564a8f844e77 - std::panicking::begin_panic_handler::{{closure}}::h984d540e84311150 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x564a8f8435bc - std::sys_common::backtrace::__rust_end_short_backtrace::h32354258ff2aecd1 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x564a8f844dd9 - rust_begin_unwind [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x564a8f82988b - std::panicking::begin_panic_fmt::ha0ce415375ca426f [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:435:5 [INFO] [stderr] 15: 0x564a8f831bdd - build_script_build::link_dir_unix::hb0d17a5864a545d7 [INFO] [stderr] at /opt/rustwide/workdir/druid/examples/web/build.rs:44:22 [INFO] [stderr] 16: 0x564a8f831a0d - build_script_build::link_dir::h63f9ba940034131e [INFO] [stderr] at /opt/rustwide/workdir/druid/examples/web/build.rs:33:5 [INFO] [stderr] 17: 0x564a8f831ebd - build_script_build::main::hef379249e3a005af [INFO] [stderr] at /opt/rustwide/workdir/druid/examples/web/build.rs:89:5 [INFO] [stderr] 18: 0x564a8f82fffb - core::ops::function::FnOnce::call_once::ha345d5a49c032d96 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x564a8f82f01e - std::sys_common::backtrace::__rust_begin_short_backtrace::h1375b2018eef46d5 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x564a8f82d301 - std::rt::lang_start::{{closure}}::hc59335ac340b764d [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x564a8f84567a - core::ops::function::impls:: for &F>::call_once::hd5953dadf0bc8f54 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x564a8f84567a - std::panicking::try::do_call::h23b369f1996fb7d4 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x564a8f84567a - std::panicking::try::he017ee9ed6bce192 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x564a8f84567a - std::panic::catch_unwind::hbfb892340a78b30d [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x564a8f84567a - std::rt::lang_start_internal::hce6e4c0ce56abb51 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x564a8f82d2e0 - std::rt::lang_start::h0302fed617be2a53 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x564a8f83371c - main [INFO] [stderr] 28: 0x7f950db3a0b3 - __libc_start_main [INFO] [stderr] 29: 0x564a8f82a4de - _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" "00ce0a555204b0b0da6a36c3ce69764b729a66e0e04b4a913deb99d0345009a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00ce0a555204b0b0da6a36c3ce69764b729a66e0e04b4a913deb99d0345009a2", kill_on_drop: false }` [INFO] [stdout] 00ce0a555204b0b0da6a36c3ce69764b729a66e0e04b4a913deb99d0345009a2