[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] testing 19h/ul2 against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19h%2Ful2" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-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-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/19h/ul2 on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "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" "+9f93af291970322f4f1c6315ccde4d7078201159" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab7e76a949bf36b65c7689492fb946ebb967804d94f29b1195cc49e3928e6237
[INFO] running `Command { std: "docker" "start" "-a" "ab7e76a949bf36b65c7689492fb946ebb967804d94f29b1195cc49e3928e6237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab7e76a949bf36b65c7689492fb946ebb967804d94f29b1195cc49e3928e6237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab7e76a949bf36b65c7689492fb946ebb967804d94f29b1195cc49e3928e6237", kill_on_drop: false }`
[INFO] [stdout] ab7e76a949bf36b65c7689492fb946ebb967804d94f29b1195cc49e3928e6237
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe88ca62a7e92fdc81eaf2bff1698993604e3cac4ed341235b4fbe44e82fa270
[INFO] running `Command { std: "docker" "start" "-a" "fe88ca62a7e92fdc81eaf2bff1698993604e3cac4ed341235b4fbe44e82fa270", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: examples
[INFO] [stderr]    Compiling ul v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling 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' (61) 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:     0x57d24d3458e2 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x57d24d3458e2 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x57d24d3458e2 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x57d24d3458e2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x57d24d3547af - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x57d24d3547af - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x57d24d323a03 - std::io::default_write_fmt::hf7668c9f69c3a921
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x57d24d323a03 - std::io::Write::write_fmt::ha6503cd07dd1d506
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x57d24d328d32 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x57d24d32a81c - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x57d24d32a676 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x57d24d32adf5 - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x57d24d32ac56 - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:700:13
[INFO] [stderr]     13:     0x57d24d328e69 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x57d24d31846d - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x57d24d357880 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x57d24d315638 - build_script_build::find_ultralight_lib_dir::h765e397af1c6ee9a
[INFO] [stderr]     17:     0x57d24d315b1c - build_script_build::main::h0ccdd0eba1a1e801
[INFO] [stderr]     18:     0x57d24d316993 - core::ops::function::FnOnce::call_once::h09805ac1a2dc6b5e
[INFO] [stderr]     19:     0x57d24d3166d6 - std::sys::backtrace::__rust_begin_short_backtrace::h3a8a88c84d32fcf8
[INFO] [stderr]     20:     0x57d24d3165e9 - std::rt::lang_start::{{closure}}::h0ef6d362c7c11b29
[INFO] [stderr]     21:     0x57d24d324d10 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hfe01ef9c04091e5f
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x57d24d324d10 - std::panicking::catch_unwind::do_call::h3720541c1dc2745c
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stderr]     23:     0x57d24d324d10 - std::panicking::catch_unwind::hf812e1c72a8544c2
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stderr]     24:     0x57d24d324d10 - std::panic::catch_unwind::h9e80dffea8831154
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x57d24d324d10 - std::rt::lang_start_internal::{{closure}}::h03410fa218b2c977
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x57d24d324d10 - std::panicking::catch_unwind::do_call::hcc46efa18e4a9c15
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stderr]     27:     0x57d24d324d10 - std::panicking::catch_unwind::hc0afbf6668eb863a
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stderr]     28:     0x57d24d324d10 - std::panic::catch_unwind::h9640c0d1343096b8
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x57d24d324d10 - std::rt::lang_start_internal::hea659f61d058debe
[INFO] [stderr]                                  at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x57d24d3165d1 - std::rt::lang_start::hbe1c513fb85e02df
[INFO] [stderr]     31:     0x57d24d318185 - main
[INFO] [stderr]     32:     0x6ffd880e81ca - <unknown>
[INFO] [stderr]     33:     0x6ffd880e828b - __libc_start_main
[INFO] [stderr]     34:     0x57d24d313f35 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "fe88ca62a7e92fdc81eaf2bff1698993604e3cac4ed341235b4fbe44e82fa270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe88ca62a7e92fdc81eaf2bff1698993604e3cac4ed341235b4fbe44e82fa270", kill_on_drop: false }`
[INFO] [stdout] fe88ca62a7e92fdc81eaf2bff1698993604e3cac4ed341235b4fbe44e82fa270
