[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#73ffebff6f34db7eb167bf9edcf2afa19c3073e9 for pr-147841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19h%2Ful2" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-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-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/19h/ul2 on toolchain 73ffebff6f34db7eb167bf9edcf2afa19c3073e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "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" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ac440b2ef9a1cc9ab81b1fdd00a73cf0f9b0f48cd40296be976d026746c07ea
[INFO] running `Command { std: "docker" "start" "-a" "0ac440b2ef9a1cc9ab81b1fdd00a73cf0f9b0f48cd40296be976d026746c07ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ac440b2ef9a1cc9ab81b1fdd00a73cf0f9b0f48cd40296be976d026746c07ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ac440b2ef9a1cc9ab81b1fdd00a73cf0f9b0f48cd40296be976d026746c07ea", kill_on_drop: false }`
[INFO] [stdout] 0ac440b2ef9a1cc9ab81b1fdd00a73cf0f9b0f48cd40296be976d026746c07ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16b0783a153afea6ccc54e406202f9e104d42dd078f5d5c26dea441c808fa2c8
[INFO] running `Command { std: "docker" "start" "-a" "16b0783a153afea6ccc54e406202f9e104d42dd078f5d5c26dea441c808fa2c8", 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' (60) 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:     0x62e50979d962 - std::backtrace_rs::backtrace::libunwind::trace::h419e2d151404d994
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x62e50979d962 - std::backtrace_rs::backtrace::trace_unsynchronized::hc6df119ae56e3e05
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x62e50979d962 - std::sys::backtrace::_print_fmt::hc93e7e0d9ffc580d
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x62e50979d962 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hf538a4a69e56e5b3
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x62e5097ac88f - core::fmt::rt::Argument::fmt::hadad98c229eeaca3
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x62e5097ac88f - core::fmt::write::he0b569595d6a8874
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x62e50977b6e3 - std::io::default_write_fmt::h51a1edf25cfff91f
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x62e50977b6e3 - std::io::Write::write_fmt::h89adc1fb82053c1c
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x62e509780c22 - std::sys::backtrace::BacktraceLock::print::h3d8d758c622454ff
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x62e50978270c - std::panicking::default_hook::{{closure}}::h8f37910ac3618cfe
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x62e509782566 - std::panicking::default_hook::h6ab40db5b9f9d884
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x62e509782ce5 - std::panicking::panic_with_hook::h9ad0052a5ac94fe9
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x62e509782b46 - std::panicking::panic_handler::{{closure}}::h3e115f82c57850dd
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/panicking.rs:700:13
[INFO] [stderr]     13:     0x62e509780d59 - std::sys::backtrace::__rust_end_short_backtrace::ha96f46064f5690bd
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x62e50977038d - __rustc[22086964fa594ecd]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x62e5097af940 - core::panicking::panic_fmt::hbccd72162a725cfb
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x62e50976d558 - build_script_build::find_ultralight_lib_dir::h938c22472da3bbc3
[INFO] [stderr]     17:     0x62e50976da3c - build_script_build::main::h6cdecf8f278f0883
[INFO] [stderr]     18:     0x62e50976e923 - core::ops::function::FnOnce::call_once::hf6c95d69242bca48
[INFO] [stderr]     19:     0x62e50976e5f6 - std::sys::backtrace::__rust_begin_short_backtrace::h4351375fcf07d6a1
[INFO] [stderr]     20:     0x62e50976e509 - std::rt::lang_start::{{closure}}::h7ba8bea13bdaf8ef
[INFO] [stderr]     21:     0x62e50977cc20 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hfb2a30f5c9548e46
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x62e50977cc20 - std::panicking::catch_unwind::do_call::ha3fa8fc849abc52a
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/panicking.rs:590:40
[INFO] [stderr]     23:     0x62e50977cc20 - std::panicking::catch_unwind::h631637ba53f82bbb
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/panicking.rs:553:19
[INFO] [stderr]     24:     0x62e50977cc20 - std::panic::catch_unwind::hbd544b3a9f21a796
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x62e50977cc20 - std::rt::lang_start_internal::{{closure}}::h6af9b68612589dd0
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x62e50977cc20 - std::panicking::catch_unwind::do_call::h9927bee30e054b3a
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/panicking.rs:590:40
[INFO] [stderr]     27:     0x62e50977cc20 - std::panicking::catch_unwind::h2fb385f94fe54a36
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/panicking.rs:553:19
[INFO] [stderr]     28:     0x62e50977cc20 - std::panic::catch_unwind::hf99d356e6efbd4e9
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x62e50977cc20 - std::rt::lang_start_internal::h832c676035cfd9ad
[INFO] [stderr]                                  at /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x62e50976e4f1 - std::rt::lang_start::h4e36ed4c648f5c9f
[INFO] [stderr]     31:     0x62e5097700a5 - main
[INFO] [stderr]     32:     0x772745ecb1ca - <unknown>
[INFO] [stderr]     33:     0x772745ecb28b - __libc_start_main
[INFO] [stderr]     34:     0x62e50976be55 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "16b0783a153afea6ccc54e406202f9e104d42dd078f5d5c26dea441c808fa2c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16b0783a153afea6ccc54e406202f9e104d42dd078f5d5c26dea441c808fa2c8", kill_on_drop: false }`
[INFO] [stdout] 16b0783a153afea6ccc54e406202f9e104d42dd078f5d5c26dea441c808fa2c8
