[INFO] cloning repository https://github.com/19h/ul2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/19h/ul2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19h%2Ful2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19h%2Ful2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dabd0ddb1d5a727d01ae78bca62c74b9dafe84c0
[INFO] checking 19h/ul2 against master#42f4793e5a514858221b07ac379029d90353913e for pr-148952
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19h%2Ful2" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/19h/ul2
[INFO] finished tweaking git repo https://github.com/19h/ul2
[INFO] tweaked toml for git repo https://github.com/19h/ul2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/19h/ul2 on toolchain 42f4793e5a514858221b07ac379029d90353913e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+42f4793e5a514858221b07ac379029d90353913e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/19h/ul2 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" "+42f4793e5a514858221b07ac379029d90353913e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: examples
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+42f4793e5a514858221b07ac379029d90353913e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 199ef4d751ea2e66e564242daff10ca2f746e22d58b77b4c82a1f19a5d64a18b
[INFO] running `Command { std: "docker" "start" "-a" "199ef4d751ea2e66e564242daff10ca2f746e22d58b77b4c82a1f19a5d64a18b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "199ef4d751ea2e66e564242daff10ca2f746e22d58b77b4c82a1f19a5d64a18b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "199ef4d751ea2e66e564242daff10ca2f746e22d58b77b4c82a1f19a5d64a18b", kill_on_drop: false }`
[INFO] [stdout] 199ef4d751ea2e66e564242daff10ca2f746e22d58b77b4c82a1f19a5d64a18b
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+42f4793e5a514858221b07ac379029d90353913e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd65de532716811e613b10f5bb55a31f78fe34101d082068398a939790880ca3
[INFO] running `Command { std: "docker" "start" "-a" "bd65de532716811e613b10f5bb55a31f78fe34101d082068398a939790880ca3", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: examples
[INFO] [stderr]    Compiling ul v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bitflags v2.9.0
[INFO] [stderr] error: failed to run custom build command for `ul v0.1.0 (/opt/rustwide/workdir)`
[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-d3a179f857450b5c/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (58) panicked at build.rs:159:5:
[INFO] [stderr]   Could not find Ultralight libraries. Please set UL_DIR environment variable to the directory containing the Ultralight libraries.
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x585aaf86e0d2 - std::backtrace_rs::backtrace::libunwind::trace::h33f118f630e8c58f
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x585aaf86e0d2 - std::backtrace_rs::backtrace::trace_unsynchronized::h768e8fd80d5ecf4c
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x585aaf86e0d2 - std::sys::backtrace::_print_fmt::h60ce95b8e6f1c089
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x585aaf86e0d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hacc2b33e5547e3dd
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x585aaf87ced7 - core::fmt::rt::Argument::fmt::ha9e913f5d749ea9c
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x585aaf87ced7 - core::fmt::write::hae8f39f1296b1723
[INFO] [stderr]      6:     0x585aaf84ca46 - std::io::default_write_fmt::h9d8a4bb5f7701645
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x585aaf84ca46 - std::io::Write::write_fmt::hdd6e2d9bf8e7f2da
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x585aaf853291 - std::sys::backtrace::BacktraceLock::print::hc9ffcdde43706b08
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x585aaf853291 - std::panicking::default_hook::{{closure}}::h7b75c8170a1bcf2f
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/panicking.rs:293:27
[INFO] [stderr]     10:     0x585aaf8530b6 - std::panicking::default_hook::h1bbc87638a6fb036
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/panicking.rs:320:9
[INFO] [stderr]     11:     0x585aaf85379b - std::panicking::panic_with_hook::h40610c83fc5148ff
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/panicking.rs:826:13
[INFO] [stderr]     12:     0x585aaf85364a - std::panicking::panic_handler::{{closure}}::he085fc9bc28fcedb
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/panicking.rs:692:13
[INFO] [stderr]     13:     0x585aaf851b79 - std::sys::backtrace::__rust_end_short_backtrace::ha44289856a006c13
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x585aaf84165d - __rustc[ec7c5908637246de]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/panicking.rs:690:5
[INFO] [stderr]     15:     0x585aaf87fc4c - core::panicking::panic_fmt::hbb4fd6c429f47fe2
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x585aaf83ebed - build_script_build::find_ultralight_lib_dir::hb9681e436f8e77dd
[INFO] [stderr]     17:     0x585aaf83f0fc - build_script_build::main::h4a0a17c705b12f23
[INFO] [stderr]     18:     0x585aaf840053 - core::ops::function::FnOnce::call_once::h18b426505f76f921
[INFO] [stderr]     19:     0x585aaf83fd86 - std::sys::backtrace::__rust_begin_short_backtrace::h47d4326ee0704389
[INFO] [stderr]     20:     0x585aaf83fc99 - std::rt::lang_start::{{closure}}::he107a71e0c32fdd6
[INFO] [stderr]     21:     0x585aaf84dcea - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::heddeaef98f441a58
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x585aaf84dcea - std::panicking::catch_unwind::do_call::hdeb48ddf1d83d437
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/panicking.rs:582:40
[INFO] [stderr]     23:     0x585aaf84dcea - std::panicking::catch_unwind::hd9135657e50358db
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/panicking.rs:545:19
[INFO] [stderr]     24:     0x585aaf84dcea - std::panic::catch_unwind::h29f39a66736ecb45
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x585aaf84dcea - std::rt::lang_start_internal::{{closure}}::he98e56d6910c2fe2
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x585aaf84dcea - std::panicking::catch_unwind::do_call::hcfb3996ebb5f303e
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/panicking.rs:582:40
[INFO] [stderr]     27:     0x585aaf84dcea - std::panicking::catch_unwind::h047d7146bbf1ceb7
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/panicking.rs:545:19
[INFO] [stderr]     28:     0x585aaf84dcea - std::panic::catch_unwind::h7170f0ab8edbe77b
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x585aaf84dcea - std::rt::lang_start_internal::h93f70fe5b82e95e1
[INFO] [stderr]                                  at /rustc/42f4793e5a514858221b07ac379029d90353913e/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x585aaf83fc81 - std::rt::lang_start::hb0202c6389cab8bb
[INFO] [stderr]     31:     0x585aaf841335 - main
[INFO] [stderr]     32:     0x7a6a52cce1ca - <unknown>
[INFO] [stderr]     33:     0x7a6a52cce28b - __libc_start_main
[INFO] [stderr]     34:     0x585aaf83d445 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "bd65de532716811e613b10f5bb55a31f78fe34101d082068398a939790880ca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd65de532716811e613b10f5bb55a31f78fe34101d082068398a939790880ca3", kill_on_drop: false }`
[INFO] [stdout] bd65de532716811e613b10f5bb55a31f78fe34101d082068398a939790880ca3
