[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] 797108043e604ef67dbb4abb34fce249542caeb0 [INFO] checking xi-editor/druid against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxi-editor%2Fdruid" "/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/xi-editor/druid on toolchain 3e826bb11228508fbe749e594038d6727208aa94 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "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-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4fc78a78f1ba3ff49047fb778a2f3e962ba0405bf13ffcf320a898d0ca79e33c [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" "4fc78a78f1ba3ff49047fb778a2f3e962ba0405bf13ffcf320a898d0ca79e33c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4fc78a78f1ba3ff49047fb778a2f3e962ba0405bf13ffcf320a898d0ca79e33c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fc78a78f1ba3ff49047fb778a2f3e962ba0405bf13ffcf320a898d0ca79e33c", kill_on_drop: false }` [INFO] [stdout] 4fc78a78f1ba3ff49047fb778a2f3e962ba0405bf13ffcf320a898d0ca79e33c [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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4bf34f91867d608fb19b86d5a98c20cd30c84f7322f0367c32cd4385f3d380c6 [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" "4bf34f91867d608fb19b86d5a98c20cd30c84f7322f0367c32cd4385f3d380c6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.62 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling libc v0.2.88 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking futures-core v0.3.13 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-io v0.3.13 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-task v0.3.13 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Compiling cairo-rs v0.9.1 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking unicode-segmentation v1.7.1 [INFO] [stderr] Checking xi-unicode v0.2.1 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking tinystr v0.3.4 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking fluent-syntax v0.9.3 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking xi-unicode v0.3.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling pulldown-cmark v0.8.0 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.71 [INFO] [stderr] Compiling bumpalo v3.6.1 [INFO] [stderr] Compiling wasm-bindgen v0.2.71 [INFO] [stderr] Compiling druid-web-examples v0.1.0 (/opt/rustwide/workdir/druid/examples/web) [INFO] [stderr] Checking instant v0.1.9 [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 kurbo v0.7.1 [INFO] [stderr] Checking futures-channel v0.3.13 [INFO] [stderr] Checking unic-ucd-version v0.9.0 [INFO] [stderr] Checking unic-char-property v0.9.0 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking unic-langid-impl v0.9.0 [INFO] [stderr] Checking type-map v0.4.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling standback v0.2.15 [INFO] [stderr] Compiling time v0.2.25 [INFO] [stderr] Compiling im v15.0.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling serde v1.0.124 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Checking crc32fast v1.2.1 [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] Checking unic-ucd-bidi v0.9.0 [INFO] [stderr] Checking unic-langid v0.9.0 [INFO] [stderr] Checking tracing-serde v0.1.2 [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 code: 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: 0x55702228c5b0 - std::backtrace_rs::backtrace::libunwind::trace::hb4de9797f80b7b8c [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55702228c5b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h59566d0bd20efff7 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55702228c5b0 - std::sys_common::backtrace::_print_fmt::hcfa5ce6be50275d4 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55702228c5b0 - ::fmt::hd8c307a38b9bab04 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5570222a43bc - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/core/src/fmt/mod.rs:1092:17 [INFO] [stderr] 5: 0x5570222898e2 - std::io::Write::write_fmt::hab90295d5a0f197d [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/io/mod.rs:1568:15 [INFO] [stderr] 6: 0x55702228e315 - std::sys_common::backtrace::_print::h19224910b8700cf1 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55702228e315 - std::sys_common::backtrace::print::h25dedfa68c5fb84a [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55702228e315 - std::panicking::default_hook::{{closure}}::h12c5765653a72a42 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55702228ddc3 - std::panicking::default_hook::he65cee71c4209f0c [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55702228eab1 - std::panicking::rust_panic_with_hook::h01a674d863fe0d8a [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55702228e5f7 - std::panicking::begin_panic_handler::{{closure}}::h9b9fecf185178864 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55702228ca4c - std::sys_common::backtrace::__rust_end_short_backtrace::h57be46a42dc7f24b [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55702228e559 - rust_begin_unwind [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55702228e50b - std::panicking::begin_panic_fmt::h12277576db89392f [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:435:5 [INFO] [stderr] 15: 0x55702226b37a - build_script_build::link_dir_unix::hb105691bc50be780 [INFO] [stderr] at /opt/rustwide/workdir/druid/examples/web/build.rs:44:22 [INFO] [stderr] 16: 0x55702226b19d - build_script_build::link_dir::h6b197ed649d9afc8 [INFO] [stderr] at /opt/rustwide/workdir/druid/examples/web/build.rs:33:5 [INFO] [stderr] 17: 0x55702226b639 - build_script_build::main::ha75c92ff30d91f21 [INFO] [stderr] at /opt/rustwide/workdir/druid/examples/web/build.rs:89:5 [INFO] [stderr] 18: 0x55702227286b - core::ops::function::FnOnce::call_once::hec5aeaa1bde2467b [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x5570222725fe - std::sys_common::backtrace::__rust_begin_short_backtrace::hee556800850f2e4f [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55702226e421 - std::rt::lang_start::{{closure}}::he817fb2f1f36724f [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x55702228eeca - core::ops::function::impls:: for &F>::call_once::h2c4fd7d4128112a8 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55702228eeca - std::panicking::try::do_call::h41fb7dbbbe7bece6 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x55702228eeca - std::panicking::try::hd38008ccba72bce1 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x55702228eeca - std::panic::catch_unwind::h057e765cd60f2d13 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x55702228eeca - std::rt::lang_start_internal::hdb9d0b9d2cdcda8b [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x55702226e3f7 - std::rt::lang_start::h0ab0fd78f8752acc [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x55702226ce1a - main [INFO] [stderr] 28: 0x7f5f7fef80b3 - __libc_start_main [INFO] [stderr] 29: 0x55702226b0be - _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" "4bf34f91867d608fb19b86d5a98c20cd30c84f7322f0367c32cd4385f3d380c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bf34f91867d608fb19b86d5a98c20cd30c84f7322f0367c32cd4385f3d380c6", kill_on_drop: false }` [INFO] [stdout] 4bf34f91867d608fb19b86d5a98c20cd30c84f7322f0367c32cd4385f3d380c6