[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#51de2e90f91fdec6cf64ff542a4e15b9c177a797 for pr-147294
[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 51de2e90f91fdec6cf64ff542a4e15b9c177a797
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "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" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f98cba56c2268f9178023d55e2e939822749730abcafb6948fea81e3e795dde5
[INFO] running `Command { std: "docker" "start" "-a" "f98cba56c2268f9178023d55e2e939822749730abcafb6948fea81e3e795dde5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f98cba56c2268f9178023d55e2e939822749730abcafb6948fea81e3e795dde5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f98cba56c2268f9178023d55e2e939822749730abcafb6948fea81e3e795dde5", kill_on_drop: false }`
[INFO] [stdout] f98cba56c2268f9178023d55e2e939822749730abcafb6948fea81e3e795dde5
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f0d6a972989317b387f64d9eb4020d3cbcf1dcf9b1e2b2edb95fb7a46769514
[INFO] running `Command { std: "docker" "start" "-a" "4f0d6a972989317b387f64d9eb4020d3cbcf1dcf9b1e2b2edb95fb7a46769514", 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' (59) 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:     0x56b8f2eafcd2 - std::backtrace_rs::backtrace::libunwind::trace::h47b8b3f65b4c4ff1
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x56b8f2eafcd2 - std::backtrace_rs::backtrace::trace_unsynchronized::h8b03aa4164bef9f8
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x56b8f2eafcd2 - std::sys::backtrace::_print_fmt::h9fb21486adb45eb2
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x56b8f2eafcd2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6062c2b5fa6f1528
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x56b8f2ebecbf - core::fmt::rt::Argument::fmt::hfbcf3e37aa9f7d47
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x56b8f2ebecbf - core::fmt::write::h18f96115d7d5f7ad
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x56b8f2e8d8a3 - std::io::default_write_fmt::h44e415a3e7ddc072
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x56b8f2e8d8a3 - std::io::Write::write_fmt::h9b79a69380e18bdb
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x56b8f2e92cd2 - std::sys::backtrace::BacktraceLock::print::hb3fc67c5853314b5
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x56b8f2e947dc - std::panicking::default_hook::{{closure}}::h0ef8efe6974a52cb
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x56b8f2e94636 - std::panicking::default_hook::h8e8bbf458d83bd97
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x56b8f2e94db5 - std::panicking::panic_with_hook::hadbe61f37bbc7480
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x56b8f2e94c16 - std::panicking::panic_handler::{{closure}}::h286a81c5c1bc9b74
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:700:13
[INFO] [stderr]     13:     0x56b8f2e92e09 - std::sys::backtrace::__rust_end_short_backtrace::hf4f67f2c1887f774
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x56b8f2e823bd - __rustc[c55aff41de1fbc47]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x56b8f2ec1d90 - core::panicking::panic_fmt::hccf699724231325c
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/core/src/panicking.rs:78:14
[INFO] [stderr]     16:     0x56b8f2e7f578 - build_script_build::find_ultralight_lib_dir::hb1c5d39dc4a0438b
[INFO] [stderr]     17:     0x56b8f2e7fa5c - build_script_build::main::he82d6c4b88d83d16
[INFO] [stderr]     18:     0x56b8f2e80943 - core::ops::function::FnOnce::call_once::hc5ae405610cc9231
[INFO] [stderr]     19:     0x56b8f2e80616 - std::sys::backtrace::__rust_begin_short_backtrace::h9933f34776c7dc63
[INFO] [stderr]     20:     0x56b8f2e80529 - std::rt::lang_start::{{closure}}::h3dcf0de236f1ebf8
[INFO] [stderr]     21:     0x56b8f2e8ecd0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6eea991c259ee10e
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x56b8f2e8ecd0 - std::panicking::catch_unwind::do_call::h4b48aa03fae6db66
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:590:40
[INFO] [stderr]     23:     0x56b8f2e8ecd0 - std::panicking::catch_unwind::h807dbfb8bac7267b
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:553:19
[INFO] [stderr]     24:     0x56b8f2e8ecd0 - std::panic::catch_unwind::h53319a5fecf0bbeb
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x56b8f2e8ecd0 - std::rt::lang_start_internal::{{closure}}::hed9c1f8013245d4a
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x56b8f2e8ecd0 - std::panicking::catch_unwind::do_call::h05340403fb2d3f19
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:590:40
[INFO] [stderr]     27:     0x56b8f2e8ecd0 - std::panicking::catch_unwind::hfcf3af0d2d6d32cf
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:553:19
[INFO] [stderr]     28:     0x56b8f2e8ecd0 - std::panic::catch_unwind::ha0afd66850ceb202
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x56b8f2e8ecd0 - std::rt::lang_start_internal::hd57061f8931f275d
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x56b8f2e80511 - std::rt::lang_start::h4a224faf02693d54
[INFO] [stderr]     31:     0x56b8f2e820c5 - main
[INFO] [stderr]     32:     0x7cc33aff41ca - <unknown>
[INFO] [stderr]     33:     0x7cc33aff428b - __libc_start_main
[INFO] [stderr]     34:     0x56b8f2e7de75 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "4f0d6a972989317b387f64d9eb4020d3cbcf1dcf9b1e2b2edb95fb7a46769514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f0d6a972989317b387f64d9eb4020d3cbcf1dcf9b1e2b2edb95fb7a46769514", kill_on_drop: false }`
[INFO] [stdout] 4f0d6a972989317b387f64d9eb4020d3cbcf1dcf9b1e2b2edb95fb7a46769514
