[INFO] fetching crate ul 1.1.4...
[INFO] testing ul-1.1.4 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate ul 1.1.4 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate ul 1.1.4
[INFO] finished tweaking crates.io crate ul 1.1.4
[INFO] tweaked toml for crates.io crate ul 1.1.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ul 1.1.4 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ul 1.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b1de3cb74da094cf0e1064e113f065eea0eda33ce69fac651a77420f2cee41f
[INFO] running `Command { std: "docker" "start" "-a" "5b1de3cb74da094cf0e1064e113f065eea0eda33ce69fac651a77420f2cee41f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b1de3cb74da094cf0e1064e113f065eea0eda33ce69fac651a77420f2cee41f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b1de3cb74da094cf0e1064e113f065eea0eda33ce69fac651a77420f2cee41f", kill_on_drop: false }`
[INFO] [stdout] 5b1de3cb74da094cf0e1064e113f065eea0eda33ce69fac651a77420f2cee41f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df4c68b0b16b89932111c25c897d4b84a32be26a1eb51a930cd71cfa8cebcffa
[INFO] running `Command { std: "docker" "start" "-a" "df4c68b0b16b89932111c25c897d4b84a32be26a1eb51a930cd71cfa8cebcffa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.13
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling which v3.1.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling regex v1.3.3
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling ul-sys v1.1.2
[INFO] [stderr] error: failed to run custom build command for `ul-sys v1.1.2`
[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/ul-sys-6725679363bb6c39/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-flags=-L /usr/local/lib/
[INFO] [stderr]   cargo:rustc-link-search=/usr/local/lib/
[INFO] [stderr]   cargo:rustc-link-lib=Ultralight
[INFO] [stderr]   cargo:rustc-link-lib=WebCore
[INFO] [stderr]   cargo:rustc-link-lib=AppCore
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (693) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.7/src/fallback.rs:618:9:
[INFO] [stderr]   "enum_(unnamed_at_wrapper/JavaScriptCore/JSObjectRef_h_50_1)" is not a valid Ident
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5e92770afa42 - std::backtrace_rs::backtrace::libunwind::trace::h589a96ef7638b383
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5e92770afa42 - std::backtrace_rs::backtrace::trace_unsynchronized::h23a30a7548c40de4
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5e92770afa42 - std::sys::backtrace::_print_fmt::h87dabd6535c8c07a
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5e92770afa42 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hffd20ad4e5eca8ab
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5e92770c0c1f - core::fmt::rt::Argument::fmt::h75c83e3fd5ce2419
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5e92770c0c1f - core::fmt::write::h6d9d3a7cfd7b84f5
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x5e9277082773 - std::io::default_write_fmt::ha7130bf70117e1da
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5e9277082773 - std::io::Write::write_fmt::h22459ad26fe60c51
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5e927708d1a2 - std::sys::backtrace::BacktraceLock::print::hb28797143397220e
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5e927708fc8f - std::panicking::default_hook::{{closure}}::h7555113b62983743
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5e927708fae9 - std::panicking::default_hook::h2714b564abe8d914
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5e9277090265 - std::panicking::panic_with_hook::h190dc82263685ec5
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5e92770900fa - std::panicking::panic_handler::{{closure}}::h8b036a1b366643ac
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x5e927708d2d9 - std::sys::backtrace::__rust_end_short_backtrace::h45affcfc0c830da8
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5e9277076b9d - __rustc[9b67c8562bba447b]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5e92770cad20 - core::panicking::panic_fmt::hc084f85b1e76c16d
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5e9276f81e9f - proc_macro2::fallback::validate_ident::h4d53f4f7ea6a9e33
[INFO] [stderr]     17:     0x5e9276f84621 - proc_macro2::fallback::Ident::_new::h22ddb999a294ea94
[INFO] [stderr]     18:     0x5e9276f845df - proc_macro2::fallback::Ident::new::hac8872f747299fc5
[INFO] [stderr]     19:     0x5e9276f7a518 - proc_macro2::Ident::new::h338878087c04d858
[INFO] [stderr]     20:     0x5e9276dd9945 - bindgen::ir::context::BindgenContext::rust_ident_raw::h5e5267ef8a34d941
[INFO] [stderr]     21:     0x5e9276dd78a0 - bindgen::ir::context::BindgenContext::rust_ident::h3a6b94b9889d43bc
[INFO] [stderr]     22:     0x5e9276e4e1d6 - <bindgen::ir::enum_ty::Enum as bindgen::codegen::CodeGenerator>::codegen::h1cbd7b6ca540078b
[INFO] [stderr]     23:     0x5e9276e4bdcd - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::hff0d6614c653e908
[INFO] [stderr]     24:     0x5e9276e2c9a9 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::hcf7da567c2aef676
[INFO] [stderr]     25:     0x5e9276da1265 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::{{closure}}::head2584f3e5c72ff
[INFO] [stderr]     26:     0x5e9276dbb311 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::hcd74d3a8f7d8faf7
[INFO] [stderr]     27:     0x5e9276e2c984 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::hcf7da567c2aef676
[INFO] [stderr]     28:     0x5e9276db0252 - bindgen::codegen::codegen::{{closure}}::h73606f749ca28273
[INFO] [stderr]     29:     0x5e9276de47b8 - bindgen::ir::context::BindgenContext::gen::h38d2fb661aa5c329
[INFO] [stderr]     30:     0x5e9276dafadd - bindgen::codegen::codegen::h737acffd946e13f2
[INFO] [stderr]     31:     0x5e9276e6995e - bindgen::Bindings::generate::hc2c75ad44811bbb7
[INFO] [stderr]     32:     0x5e9276e66ab1 - bindgen::Builder::generate::h640c1533c54d480b
[INFO] [stderr]     33:     0x5e9276d26062 - build_script_build::main::h8a328d2169e5ebbc
[INFO] [stderr]     34:     0x5e9276d26b33 - core::ops::function::FnOnce::call_once::hae5cf35b07817793
[INFO] [stderr]     35:     0x5e9276d26a26 - std::sys::backtrace::__rust_begin_short_backtrace::h1262c510f4f15ced
[INFO] [stderr]     36:     0x5e9276d26a09 - std::rt::lang_start::{{closure}}::hc6a5950f2b49f9e8
[INFO] [stderr]     37:     0x5e9277084290 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hcc75fa61d21ecbe5
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     38:     0x5e9277084290 - std::panicking::catch_unwind::do_call::h38c051a071ca3bc0
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:590:40
[INFO] [stderr]     39:     0x5e9277084290 - std::panicking::catch_unwind::hede2a2f6f4519f78
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:553:19
[INFO] [stderr]     40:     0x5e9277084290 - std::panic::catch_unwind::h94765a19f52c0a43
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panic.rs:359:14
[INFO] [stderr]     41:     0x5e9277084290 - std::rt::lang_start_internal::{{closure}}::hb89c21d557706591
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/rt.rs:175:24
[INFO] [stderr]     42:     0x5e9277084290 - std::panicking::catch_unwind::do_call::h50685f05733aeeef
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:590:40
[INFO] [stderr]     43:     0x5e9277084290 - std::panicking::catch_unwind::hf9ba9716b02e6738
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:553:19
[INFO] [stderr]     44:     0x5e9277084290 - std::panic::catch_unwind::h29770e281302b24d
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panic.rs:359:14
[INFO] [stderr]     45:     0x5e9277084290 - std::rt::lang_start_internal::hd5573b1f5f705a2a
[INFO] [stderr]                                  at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/rt.rs:171:5
[INFO] [stderr]     46:     0x5e9276d269f1 - std::rt::lang_start::hd43eaa968f9c9d7c
[INFO] [stderr]     47:     0x5e9276d281e5 - main
[INFO] [stderr]     48:     0x79d5836401ca - <unknown>
[INFO] [stderr]     49:     0x79d58364028b - __libc_start_main
[INFO] [stderr]     50:     0x5e9276d25ba5 - _start
[INFO] [stderr]     51:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "df4c68b0b16b89932111c25c897d4b84a32be26a1eb51a930cd71cfa8cebcffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df4c68b0b16b89932111c25c897d4b84a32be26a1eb51a930cd71cfa8cebcffa", kill_on_drop: false }`
[INFO] [stdout] df4c68b0b16b89932111c25c897d4b84a32be26a1eb51a930cd71cfa8cebcffa