[INFO] fetching crate rust_hdl_lib_ok_core 0.44.0...
[INFO] documenting rust_hdl_lib_ok_core-0.44.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate rust_hdl_lib_ok_core 0.44.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate rust_hdl_lib_ok_core 0.44.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_hdl_lib_ok_core 0.44.0
[INFO] finished tweaking crates.io crate rust_hdl_lib_ok_core 0.44.0
[INFO] tweaked toml for crates.io crate rust_hdl_lib_ok_core 0.44.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust_hdl_lib_ok_frontpanel_sys v0.44.0
[INFO] [stderr]   Downloaded embed-doc-image v0.1.4
[INFO] [stderr]   Downloaded rust_hdl_lib_macros v0.44.1
[INFO] [stderr]   Downloaded rust_hdl_lib_sim v0.44.0
[INFO] [stderr]   Downloaded evalexpr v6.6.0
[INFO] [stderr]   Downloaded svg v0.10.0
[INFO] [stderr]   Downloaded rust_hdl_lib_hls v0.44.0
[INFO] [stderr]   Downloaded rust_hdl_lib_core v0.44.1
[INFO] [stderr]   Downloaded rust_hdl_lib_widgets v0.44.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3848243f13d36bd781f6447907720cd1fd910542cd3190a8d9d91a6e3d51561d
[INFO] running `Command { std: "docker" "start" "-a" "3848243f13d36bd781f6447907720cd1fd910542cd3190a8d9d91a6e3d51561d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3848243f13d36bd781f6447907720cd1fd910542cd3190a8d9d91a6e3d51561d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3848243f13d36bd781f6447907720cd1fd910542cd3190a8d9d91a6e3d51561d", kill_on_drop: false }`
[INFO] [stdout] 3848243f13d36bd781f6447907720cd1fd910542cd3190a8d9d91a6e3d51561d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 347647dc739782c51ffadcbaa4a1937ab243a441dfc2bee5bd0d4acaf1ce5afb
[INFO] running `Command { std: "docker" "start" "-a" "347647dc739782c51ffadcbaa4a1937ab243a441dfc2bee5bd0d4acaf1ce5afb", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling prettyplease v0.2.4
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling substring v1.4.5
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]    Compiling bindgen v0.65.1
[INFO] [stderr]     Checking petgraph v0.6.3
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking evalexpr v6.6.0
[INFO] [stderr]     Checking array-init v2.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling seq-macro v0.3.3
[INFO] [stderr]     Checking vcd v0.6.1
[INFO] [stderr]     Checking svg v0.10.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rust_hdl_lib_macros v0.44.1
[INFO] [stderr]    Compiling embed-doc-image v0.1.4
[INFO] [stderr]     Checking rust_hdl_lib_core v0.44.1
[INFO] [stderr]     Checking rust_hdl_lib_widgets v0.44.0
[INFO] [stderr]     Checking rust_hdl_lib_sim v0.44.0
[INFO] [stderr]     Checking rust_hdl_lib_hls v0.44.0
[INFO] [stderr]    Compiling rust_hdl_lib_ok_frontpanel_sys v0.44.0
[INFO] [stderr] error: failed to run custom build command for `rust_hdl_lib_ok_frontpanel_sys v0.44.0`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rust_hdl_lib_ok_frontpanel_sys-498545d1bb084086/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-link-lib=dylib=okFrontPanel
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Set OK_FRONTPANEL_DIR to absolute path of the FrontPanel/API directory on this system: NotPresent', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust_hdl_lib_ok_frontpanel_sys-0.44.0/build.rs:7:70
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x56517ee716aa - std::backtrace_rs::backtrace::libunwind::trace::ha9053a9a07ca49cb
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x56517ee716aa - std::backtrace_rs::backtrace::trace_unsynchronized::h9c2852a457ad564e
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x56517ee716aa - std::sys_common::backtrace::_print_fmt::h457936fbfaa0070f
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]      3:     0x56517ee716aa - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h5779d7bf7f70cb0c
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x56517ee9641e - core::fmt::write::h5a4baaff1bcd3eb5
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/fmt/mod.rs:1232:17
[INFO] [stderr]      5:     0x56517ee6e6a5 - std::io::Write::write_fmt::h4bc1f301cb9e9cce
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/io/mod.rs:1684:15
[INFO] [stderr]      6:     0x56517ee71475 - std::sys_common::backtrace::_print::h5fcdc36060f177e8
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      7:     0x56517ee71475 - std::sys_common::backtrace::print::h54ca9458b876c8bf
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      8:     0x56517ee72c2f - std::panicking::default_hook::{{closure}}::hbe471161c7664ed6
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:271:22
[INFO] [stderr]      9:     0x56517ee7296b - std::panicking::default_hook::ha3500da57aa4ac4f
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:290:9
[INFO] [stderr]     10:     0x56517ee731d8 - std::panicking::rust_panic_with_hook::h50c09d000dc561d2
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:692:13
[INFO] [stderr]     11:     0x56517ee730d9 - std::panicking::begin_panic_handler::{{closure}}::h9e2b2176e00e0d9c
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:583:13
[INFO] [stderr]     12:     0x56517ee71b16 - std::sys_common::backtrace::__rust_end_short_backtrace::h5739b8e512c09d02
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stderr]     13:     0x56517ee72de2 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:579:5
[INFO] [stderr]     14:     0x56517e87d4c3 - core::panicking::panic_fmt::hf33a1475b4dc5c3e
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/panicking.rs:64:14
[INFO] [stderr]     15:     0x56517e87d973 - core::result::unwrap_failed::hdff5465d74574b44
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/result.rs:1750:5
[INFO] [stderr]     16:     0x56517e87f17c - core::result::Result<T,E>::expect::h54c65fd4e73b6646
[INFO] [stderr]     17:     0x56517e87e3c8 - build_script_build::main::h4f4986296f75f3d4
[INFO] [stderr]     18:     0x56517e87dd63 - core::ops::function::FnOnce::call_once::h8c767799f0d4bb14
[INFO] [stderr]     19:     0x56517e87f0e9 - std::sys_common::backtrace::__rust_begin_short_backtrace::h1942dcd05dbbc6c9
[INFO] [stderr]     20:     0x56517e87ecf9 - std::rt::lang_start::{{closure}}::hc37191d4d1618e2a
[INFO] [stderr]     21:     0x56517ee6a64c - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd6efcd3bec896f2c
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:287:13
[INFO] [stderr]     22:     0x56517ee6a64c - std::panicking::try::do_call::hce04e543bb1f4cbb
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:487:40
[INFO] [stderr]     23:     0x56517ee6a64c - std::panicking::try::h3342dd4e1f680968
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:451:19
[INFO] [stderr]     24:     0x56517ee6a64c - std::panic::catch_unwind::h148ce1e59ac0cee7
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panic.rs:140:14
[INFO] [stderr]     25:     0x56517ee6a64c - std::rt::lang_start_internal::{{closure}}::h25f9dda2057a67fe
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/rt.rs:148:48
[INFO] [stderr]     26:     0x56517ee6a64c - std::panicking::try::do_call::h7caaaeaf9401650b
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:487:40
[INFO] [stderr]     27:     0x56517ee6a64c - std::panicking::try::he7d15285746cbbc2
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:451:19
[INFO] [stderr]     28:     0x56517ee6a64c - std::panic::catch_unwind::h89fb4f50c0301fe0
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panic.rs:140:14
[INFO] [stderr]     29:     0x56517ee6a64c - std::rt::lang_start_internal::h078acd489417d3c1
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/rt.rs:148:20
[INFO] [stderr]     30:     0x56517e87ecd7 - std::rt::lang_start::h13d4f64ae40e369e
[INFO] [stderr]     31:     0x56517e87e8a5 - main
[INFO] [stderr]     32:     0x7fd2daec7d90 - <unknown>
[INFO] [stderr]     33:     0x7fd2daec7e40 - __libc_start_main
[INFO] [stderr]     34:     0x56517e87db55 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "347647dc739782c51ffadcbaa4a1937ab243a441dfc2bee5bd0d4acaf1ce5afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "347647dc739782c51ffadcbaa4a1937ab243a441dfc2bee5bd0d4acaf1ce5afb", kill_on_drop: false }`
[INFO] [stdout] 347647dc739782c51ffadcbaa4a1937ab243a441dfc2bee5bd0d4acaf1ce5afb
