[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 try#2b39fe756f52bc2825bf5b2bfc385cab922dae10 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19h%2Ful2" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/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-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/19h/ul2 on toolchain 2b39fe756f52bc2825bf5b2bfc385cab922dae10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: examples
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a004929e7db92d10d01bbbb91b39f81176ff963576753473f1595314e24762a
[INFO] running `Command { std: "docker" "start" "-a" "7a004929e7db92d10d01bbbb91b39f81176ff963576753473f1595314e24762a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a004929e7db92d10d01bbbb91b39f81176ff963576753473f1595314e24762a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a004929e7db92d10d01bbbb91b39f81176ff963576753473f1595314e24762a", kill_on_drop: false }`
[INFO] [stdout] 7a004929e7db92d10d01bbbb91b39f81176ff963576753473f1595314e24762a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d6be25c118b43473c841d1d580db5908401dcc373643c4017883d5153a8e48b
[INFO] running `Command { std: "docker" "start" "-a" "4d6be25c118b43473c841d1d580db5908401dcc373643c4017883d5153a8e48b", 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' 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:     0x55d0d9f6acf2 - std::backtrace_rs::backtrace::libunwind::trace::h7832c52827c08170
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x55d0d9f6acf2 - std::backtrace_rs::backtrace::trace_unsynchronized::he6d92e6eb24a4073
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x55d0d9f6acf2 - std::sys::backtrace::_print_fmt::hf139cc888d064b09
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x55d0d9f6acf2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h7083fbd4e20a000f
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x55d0d9f868d3 - core::fmt::rt::Argument::fmt::h9d8c637e6bfd5ccf
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x55d0d9f868d3 - core::fmt::write::hdf3c6ae14c3e8125
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/core/src/fmt/mod.rs:1465:25
[INFO] [stderr]      6:     0x55d0d9f685f3 - std::io::default_write_fmt::h15936264287de7bf
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x55d0d9f685f3 - std::io::Write::write_fmt::h84df75adb307f7e6
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x55d0d9f6ab42 - std::sys::backtrace::BacktraceLock::print::h30a2059d03e705e4
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x55d0d9f6bbb6 - std::panicking::default_hook::{{closure}}::hf489e9f54ce49c27
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x55d0d9f6b9b9 - std::panicking::default_hook::h20d961ad9a0e12f0
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x55d0d9f6c482 - std::panicking::rust_panic_with_hook::h306db6d00921085e
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x55d0d9f6c2e6 - std::panicking::begin_panic_handler::{{closure}}::h19782e9851ecb030
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:699:13
[INFO] [stderr]     13:     0x55d0d9f6b1e9 - std::sys::backtrace::__rust_end_short_backtrace::h475e7ebac10ba75b
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x55d0d9f6bfad - __rustc[3b00513142ba1c9a]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x55d0d9f85de0 - core::panicking::panic_fmt::h6940cb0a7d852762
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x55d0d9f48eaa - build_script_build::find_ultralight_lib_dir::h266b230e927ecf03
[INFO] [stderr]     17:     0x55d0d9f474ec - build_script_build::main::h22a30ae8302de831
[INFO] [stderr]     18:     0x55d0d9f45d73 - core::ops::function::FnOnce::call_once::h4037cdc76305c930
[INFO] [stderr]     19:     0x55d0d9f45a46 - std::sys::backtrace::__rust_begin_short_backtrace::h3f67115dbb46ad72
[INFO] [stderr]     20:     0x55d0d9f45959 - std::rt::lang_start::{{closure}}::h860404fe31f9a51c
[INFO] [stderr]     21:     0x55d0d9f65bf0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h0021e0fe3c5bf8c3
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/core/src/ops/function.rs:284:21
[INFO] [stderr]     22:     0x55d0d9f65bf0 - std::panicking::catch_unwind::do_call::hfef49f2cd13a22dd
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:589:40
[INFO] [stderr]     23:     0x55d0d9f65bf0 - std::panicking::catch_unwind::h34968869e68aaad1
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:552:19
[INFO] [stderr]     24:     0x55d0d9f65bf0 - std::panic::catch_unwind::h5235c74f5d682697
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x55d0d9f65bf0 - std::rt::lang_start_internal::{{closure}}::hcee20ca47ef7f51b
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x55d0d9f65bf0 - std::panicking::catch_unwind::do_call::h359adcb901a84505
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:589:40
[INFO] [stderr]     27:     0x55d0d9f65bf0 - std::panicking::catch_unwind::h8f4f1e91d2aabe23
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:552:19
[INFO] [stderr]     28:     0x55d0d9f65bf0 - std::panic::catch_unwind::h73a78f1a5b0a6154
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x55d0d9f65bf0 - std::rt::lang_start_internal::he64187ddd3d90437
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x55d0d9f45941 - std::rt::lang_start::h5cd32b45ccf99260
[INFO] [stderr]     31:     0x55d0d9f494a5 - main
[INFO] [stderr]     32:     0x78b1c03d11ca - <unknown>
[INFO] [stderr]     33:     0x78b1c03d128b - __libc_start_main
[INFO] [stderr]     34:     0x55d0d9f452e5 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "4d6be25c118b43473c841d1d580db5908401dcc373643c4017883d5153a8e48b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d6be25c118b43473c841d1d580db5908401dcc373643c4017883d5153a8e48b", kill_on_drop: false }`
[INFO] [stdout] 4d6be25c118b43473c841d1d580db5908401dcc373643c4017883d5153a8e48b
