[INFO] crate glyph_brush_layout 0.2.0 is already in cache [INFO] documenting glyph_brush_layout-0.2.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566 [INFO] extracting crate glyph_brush_layout 0.2.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate glyph_brush_layout 0.2.0 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 13e9dc8660670deaee27a233ca1ec49b9d84941c0b45e997b31ed6670d4a00e6 [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" "13e9dc8660670deaee27a233ca1ec49b9d84941c0b45e997b31ed6670d4a00e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13e9dc8660670deaee27a233ca1ec49b9d84941c0b45e997b31ed6670d4a00e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13e9dc8660670deaee27a233ca1ec49b9d84941c0b45e997b31ed6670d4a00e6", kill_on_drop: false }` [INFO] [stdout] 13e9dc8660670deaee27a233ca1ec49b9d84941c0b45e997b31ed6670d4a00e6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4701ba74cb4ba138bdb0df649ccda85bc108ed6b872429765a77fe11e11d45e4 [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" "4701ba74cb4ba138bdb0df649ccda85bc108ed6b872429765a77fe11e11d45e4", kill_on_drop: false }` [INFO] [stderr] Checking xi-unicode v0.2.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Checking ab_glyph v0.2.2 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Documenting glyph_brush_layout v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] thread 'rustc' panicked at 'Unable to fulfill trait DefId(2:1963 ~ core[44b8]::marker[0]::Unpin[0]) for 'lines::Lines<'a, 'b, L, F, S>': [FulfillmentError(Obligation(predicate=Binder(ProjectionPredicate(ProjectionTy { substs: [S], item_def_id: DefId(2:4985 ~ core[44b8]::iter[0]::traits[0]::iterator[0]::Iterator[0]::Item[0]) }, section::SectionText<'_>)), depth=3),Ambiguity)]', /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/libstd/macros.rs:16:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f13eb70e755 - backtrace::backtrace::libunwind::trace::h34afbfad7fd770fc [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x7f13eb70e755 - backtrace::backtrace::trace_unsynchronized::h460d522b1619a600 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7f13eb70e755 - std::sys_common::backtrace::_print_fmt::ha45fac10086813b4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x7f13eb70e755 - ::fmt::hde84f63fcfd0e6de [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7f13eb74bd9c - core::fmt::write::h540ac4a6a1232abc [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x7f13eb700b93 - std::io::Write::write_fmt::hc344eafd6e850b4d [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x7f13eb713730 - std::sys_common::backtrace::_print::h4db88ff15cb5d61d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7f13eb713730 - std::sys_common::backtrace::print::h5fc39e1b1f610bd3 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7f13eb713730 - std::panicking::default_hook::{{closure}}::h59e55edacb1d974a [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x7f13eb71347c - std::panicking::default_hook::heee4c8016dfbf328 [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x7f13eb713e83 - std::panicking::rust_panic_with_hook::h8405b6301c79fb5a [INFO] [stderr] at src/libstd/panicking.rs:520 [INFO] [stderr] 11: 0x7f13eb713a7b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:431 [INFO] [stderr] 12: 0x7f13eb7139eb - std::panicking::begin_panic_fmt::h0ed87aa3b2c392e6 [INFO] [stderr] at src/libstd/panicking.rs:385 [INFO] [stderr] 13: 0x56543ab8d490 - rustc_trait_selection::traits::auto_trait::AutoTraitFinder::find_auto_trait_generics::{{closure}}::{{closure}}::h3e8e239358ce17cd [INFO] [stderr] 14: 0x56543ab8b8c3 - rustc_middle::ty::context::GlobalCtxt::enter_local::h668f3087c1bae013 [INFO] [stderr] 15: 0x56543abbaee3 - rustc_trait_selection::traits::auto_trait::AutoTraitFinder::find_auto_trait_generics::h97949af2c63197b7 [INFO] [stderr] 16: 0x56543a9c21c7 - core::ops::function::impls:: for &mut F>::call_mut::h886e32b69589a950 [INFO] [stderr] 17: 0x56543ac61a45 - as alloc::vec::SpecExtend>::from_iter::hb554e6c72f7f6aab [INFO] [stderr] 18: 0x56543aa865af - rustdoc::clean::utils::get_auto_trait_and_blanket_impls::h6b4ed896d08e9fe2 [INFO] [stderr] 19: 0x56543aaa01a5 - ::fold_item::h5a2c0e012153e252 [INFO] [stderr] 20: 0x56543ac4d5f4 - as alloc::vec::SpecExtend>::from_iter::he4d9082ef85b38d0 [INFO] [stderr] 21: 0x56543aa9621e - rustdoc::fold::DocFolder::fold_inner_recur::hc60f7971af80e569 [INFO] [stderr] 22: 0x56543aa9fe6d - ::fold_item::h5a2c0e012153e252 [INFO] [stderr] 23: 0x56543ac4d5f4 - as alloc::vec::SpecExtend>::from_iter::he4d9082ef85b38d0 [INFO] [stderr] 24: 0x56543aa9621e - rustdoc::fold::DocFolder::fold_inner_recur::hc60f7971af80e569 [INFO] [stderr] 25: 0x56543aa9fe6d - ::fold_item::h5a2c0e012153e252 [INFO] [stderr] 26: 0x56543aa9d8e5 - rustdoc::passes::collect_trait_impls::collect_trait_impls::hcf84211fee233034 [INFO] [stderr] 27: 0x56543ab23baf - rustc_middle::ty::context::tls::enter_global::h1d673b29da6eb828 [INFO] [stderr] 28: 0x56543ac6baf7 - rustc_interface::interface::run_compiler_in_existing_thread_pool::h9841dcf32412e1cb [INFO] [stderr] 29: 0x56543abb40ad - as core::ops::function::FnOnce<()>>::call_once::hd1a838da0d19664c [INFO] [stderr] 30: 0x56543ab579a2 - rustc_driver::catch_fatal_errors::haf1aad4c4563495f [INFO] [stderr] 31: 0x56543a9f4589 - rustdoc::main_options::h30614de540e3aa75 [INFO] [stderr] 32: 0x56543aa329c7 - scoped_tls::ScopedKey::set::h5c5ea972a22e827e [INFO] [stderr] 33: 0x56543ac9dde2 - rustc_ast::attr::with_globals::ha3f27714d834a354 [INFO] [stderr] 34: 0x56543aa4c610 - std::sys_common::backtrace::__rust_begin_short_backtrace::hacb17662e510f910 [INFO] [stderr] 35: 0x56543ab5a13e - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd98c265b256887e4 [INFO] [stderr] 36: 0x7f13eb7236aa - as core::ops::function::FnOnce>::call_once::h13d34828db364579 [INFO] [stderr] at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/liballoc/boxed.rs:1078 [INFO] [stderr] 37: 0x7f13eb7236aa - as core::ops::function::FnOnce>::call_once::hd51b619e0f884abf [INFO] [stderr] at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/liballoc/boxed.rs:1078 [INFO] [stderr] 38: 0x7f13eb7236aa - std::sys::unix::thread::Thread::new::thread_start::h02c6e34c2c73f344 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 39: 0x7f13eb665609 - start_thread [INFO] [stderr] 40: 0x7f13eb56f103 - __clone [INFO] [stderr] 41: 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-15946f66417b02ef.rmeta --extern approx=/opt/rustwide/target/debug/deps/libapprox-ca8f47ca4188cfc0.rmeta --extern xi_unicode=/opt/rustwide/target/debug/deps/libxi_unicode-cc5f38d35929ff90.rmeta --cap-lints=forbid` (exit code: 1) [INFO] running `Command { std: "docker" "inspect" "4701ba74cb4ba138bdb0df649ccda85bc108ed6b872429765a77fe11e11d45e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4701ba74cb4ba138bdb0df649ccda85bc108ed6b872429765a77fe11e11d45e4", kill_on_drop: false }` [INFO] [stdout] 4701ba74cb4ba138bdb0df649ccda85bc108ed6b872429765a77fe11e11d45e4