[INFO] fetching crate glyph_brush_layout 0.2.0... [INFO] documenting glyph_brush_layout-0.2.0 against 1.46.0 for beta-1.47-rustdoc-1 [INFO] extracting crate glyph_brush_layout 0.2.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate glyph_brush_layout 0.2.0 on toolchain 1.46.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate glyph_brush_layout 0.2.0 [INFO] finished tweaking crates.io crate glyph_brush_layout 0.2.0 [INFO] tweaked toml for crates.io crate glyph_brush_layout 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.46.0" "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] d7baadcc422ba0a03d9fbc9ab22ca179649aae66502f2132b9e195792ce464a1 [INFO] running `Command { std: "docker" "start" "-a" "d7baadcc422ba0a03d9fbc9ab22ca179649aae66502f2132b9e195792ce464a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d7baadcc422ba0a03d9fbc9ab22ca179649aae66502f2132b9e195792ce464a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7baadcc422ba0a03d9fbc9ab22ca179649aae66502f2132b9e195792ce464a1", kill_on_drop: false }` [INFO] [stdout] d7baadcc422ba0a03d9fbc9ab22ca179649aae66502f2132b9e195792ce464a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e7cd19f7c2b89e23bfa0545dcaad73b2ea6abe36fa83193ea312fd34b9baf0ef [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" "e7cd19f7c2b89e23bfa0545dcaad73b2ea6abe36fa83193ea312fd34b9baf0ef", kill_on_drop: false }` [INFO] [stderr] Checking ttf-parser v0.8.2 [INFO] [stderr] Checking xi-unicode v0.2.1 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking owned_ttf_parser v0.8.0 [INFO] [stderr] Checking ab_glyph v0.2.5 [INFO] [stderr] Documenting glyph_brush_layout v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] thread 'rustc' panicked at 'Unable to fulfill trait DefId(2:1968 ~ core[e9de]::marker[0]::Unpin[0]) for 'lines::Lines<'a, 'b, L, F, S>': [FulfillmentError(Obligation(predicate=Binder(ProjectionPredicate(ProjectionTy { substs: [S], item_def_id: DefId(2:4990 ~ core[e9de]::iter[0]::traits[0]::iterator[0]::Iterator[0]::Item[0]) }, section::SectionText<'_>)), depth=3),Ambiguity)]', /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/macros.rs:16:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7fcecbb06925 - backtrace::backtrace::libunwind::trace::h14d338b30b3ea0a7 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x7fcecbb06925 - backtrace::backtrace::trace_unsynchronized::h73ea91d74a3fd67f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7fcecbb06925 - std::sys_common::backtrace::_print_fmt::hd42948c952866e12 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x7fcecbb06925 - ::fmt::ha8f928866ff7571e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7fcecbb433ac - core::fmt::write::he0c1e5f7426d2718 [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x7fcecbaf86a2 - std::io::Write::write_fmt::hf3afc6cfd57d0033 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x7fcecbb0b7c0 - std::sys_common::backtrace::_print::hfc0110703f3696fd [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7fcecbb0b7c0 - std::sys_common::backtrace::print::h3f77c6990ddfaa22 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7fcecbb0b7c0 - std::panicking::default_hook::{{closure}}::heae49580a8d62d75 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x7fcecbb0b50c - std::panicking::default_hook::hecc34e3f729e213c [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x7fcecbb0bf13 - std::panicking::rust_panic_with_hook::he82f5d0644692441 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x7fcecbb0bb0b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:437 [INFO] [stderr] 12: 0x7fcecbb0ba7b - std::panicking::begin_panic_fmt::h905a6d44880d49ef [INFO] [stderr] at src/libstd/panicking.rs:391 [INFO] [stderr] 13: 0x55be5c67a160 - rustc_trait_selection::traits::auto_trait::AutoTraitFinder::find_auto_trait_generics::{{closure}}::{{closure}}::hc9cc8a5123409bd8 [INFO] [stderr] 14: 0x55be5c676e91 - rustc_infer::infer::InferCtxtBuilder::enter::h1a4abafe6eb82a5b [INFO] [stderr] 15: 0x55be5c6db285 - rustc_trait_selection::traits::auto_trait::AutoTraitFinder::find_auto_trait_generics::hbc9b699f8e31a8c3 [INFO] [stderr] 16: 0x55be5c49a0ab - core::ops::function::impls:: for &mut F>::call_mut::h810ea5f74fec859a [INFO] [stderr] 17: 0x55be5c77f185 - as alloc::vec::SpecExtend>::from_iter::hc84e29f2a4a86b06 [INFO] [stderr] 18: 0x55be5c53dd75 - rustdoc::clean::utils::get_auto_trait_and_blanket_impls::h9dc1458409ee47d1 [INFO] [stderr] 19: 0x55be5c5bc995 - ::fold_item::h6cd55636d9602b9a [INFO] [stderr] 20: 0x55be5c76c094 - as alloc::vec::SpecExtend>::from_iter::he8f93462ef28426e [INFO] [stderr] 21: 0x55be5c5b1c7e - rustdoc::fold::DocFolder::fold_inner_recur::h060bfbe83a979f97 [INFO] [stderr] 22: 0x55be5c5bc65d - ::fold_item::h6cd55636d9602b9a [INFO] [stderr] 23: 0x55be5c76c094 - as alloc::vec::SpecExtend>::from_iter::he8f93462ef28426e [INFO] [stderr] 24: 0x55be5c5b1c7e - rustdoc::fold::DocFolder::fold_inner_recur::h060bfbe83a979f97 [INFO] [stderr] 25: 0x55be5c5bc65d - ::fold_item::h6cd55636d9602b9a [INFO] [stderr] 26: 0x55be5c5ba0d5 - rustdoc::passes::collect_trait_impls::collect_trait_impls::h1f5aa362f0067df1 [INFO] [stderr] 27: 0x55be5c641d0f - rustc_middle::ty::context::tls::enter_global::h2d75c20cc3069278 [INFO] [stderr] 28: 0x55be5c4959a6 - rustc_interface::queries::::enter::h74a8e3bd4c3421e1 [INFO] [stderr] 29: 0x55be5c515215 - rustc_span::with_source_map::h5039e6f36de0dda2 [INFO] [stderr] 30: 0x55be5c497318 - rustc_interface::interface::create_compiler_and_run::hd145991714fe9c4f [INFO] [stderr] 31: 0x55be5c6d1809 - as core::ops::function::FnOnce<()>>::call_once::h94da6ab255f3fa97 [INFO] [stderr] 32: 0x55be5c6787d2 - rustc_driver::catch_fatal_errors::hf63470ef1073f9bc [INFO] [stderr] 33: 0x55be5c4e6fb4 - rustdoc::main_options::ha2552dc0760a7dc1 [INFO] [stderr] 34: 0x55be5c57d807 - scoped_tls::ScopedKey::set::h8b6b7d1c532fed8a [INFO] [stderr] 35: 0x55be5c4ccfd2 - rustc_ast::attr::with_session_globals::h54418cb7776a9b0b [INFO] [stderr] 36: 0x55be5c52eb00 - std::sys_common::backtrace::__rust_begin_short_backtrace::hd3142a22f568b22b [INFO] [stderr] 37: 0x55be5c67b2de - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9cd28e24538714d0 [INFO] [stderr] 38: 0x7fcecbb1acfa - as core::ops::function::FnOnce>::call_once::hd2b3bc04af94a84f [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/liballoc/boxed.rs:1081 [INFO] [stderr] 39: 0x7fcecbb1acfa - as core::ops::function::FnOnce>::call_once::h1044417e186e567a [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/liballoc/boxed.rs:1081 [INFO] [stderr] 40: 0x7fcecbb1acfa - std::sys::unix::thread::Thread::new::thread_start::h276e6ca033938925 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 41: 0x7fcecba5a609 - start_thread [INFO] [stderr] 42: 0x7fcecb964103 - __clone [INFO] [stderr] 43: 0x0 - [INFO] [stderr] error: Could not document `glyph_brush_layout`. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name glyph_brush_layout src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern ab_glyph=/opt/rustwide/target/debug/deps/libab_glyph-2111fce57af84949.rmeta --extern approx=/opt/rustwide/target/debug/deps/libapprox-64deece2a2eeda11.rmeta --extern xi_unicode=/opt/rustwide/target/debug/deps/libxi_unicode-a42a8ef03f2e2c4f.rmeta --cap-lints=warn` (exit code: 1) [INFO] running `Command { std: "docker" "inspect" "e7cd19f7c2b89e23bfa0545dcaad73b2ea6abe36fa83193ea312fd34b9baf0ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7cd19f7c2b89e23bfa0545dcaad73b2ea6abe36fa83193ea312fd34b9baf0ef", kill_on_drop: false }` [INFO] [stdout] e7cd19f7c2b89e23bfa0545dcaad73b2ea6abe36fa83193ea312fd34b9baf0ef