[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#724e78794d2cf06eef820a24c9a4608d63435e1d for pr-149145
[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 724e78794d2cf06eef820a24c9a4608d63435e1d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "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" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53be72457c49cb9e67d7e52b3d32d94b44ad31223fe6e32e24cbc5ff15ba01b8
[INFO] running `Command { std: "docker" "start" "-a" "53be72457c49cb9e67d7e52b3d32d94b44ad31223fe6e32e24cbc5ff15ba01b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53be72457c49cb9e67d7e52b3d32d94b44ad31223fe6e32e24cbc5ff15ba01b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53be72457c49cb9e67d7e52b3d32d94b44ad31223fe6e32e24cbc5ff15ba01b8", kill_on_drop: false }`
[INFO] [stdout] 53be72457c49cb9e67d7e52b3d32d94b44ad31223fe6e32e24cbc5ff15ba01b8
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7dc735030b5c3cd44f56c6f7b3bc9e4e566c967b6f6183ac82df5a13357b162
[INFO] running `Command { std: "docker" "start" "-a" "c7dc735030b5c3cd44f56c6f7b3bc9e4e566c967b6f6183ac82df5a13357b162", 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' (42) 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:     0x5da81511cfe2 - std::backtrace_rs::backtrace::libunwind::trace::h7da75396148dab84
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5da81511cfe2 - std::backtrace_rs::backtrace::trace_unsynchronized::h96fe578c58eef802
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5da81511cfe2 - std::sys::backtrace::_print_fmt::h15df11f2089296f7
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5da81511cfe2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h231c509f1c745109
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5da81512bde7 - core::fmt::rt::Argument::fmt::he461e09554eaf015
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5da81512bde7 - core::fmt::write::h1ab80eecca584823
[INFO] [stderr]      6:     0x5da8150fb6b6 - std::io::default_write_fmt::h849071ae94dd44ef
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5da8150fb6b6 - std::io::Write::write_fmt::h4fd5f6f74ffa2209
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x5da815102021 - std::sys::backtrace::BacktraceLock::print::h19b17c7773017893
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5da815102021 - std::panicking::default_hook::{{closure}}::hf1fb22d4e21b84d7
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/panicking.rs:293:27
[INFO] [stderr]     10:     0x5da815101e46 - std::panicking::default_hook::hc31aacc62d557a1b
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/panicking.rs:320:9
[INFO] [stderr]     11:     0x5da81510252b - std::panicking::panic_with_hook::hcf3936c8155ca932
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/panicking.rs:826:13
[INFO] [stderr]     12:     0x5da8151023da - std::panicking::panic_handler::{{closure}}::h49bec6bbca8a9888
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/panicking.rs:692:13
[INFO] [stderr]     13:     0x5da815100909 - std::sys::backtrace::__rust_end_short_backtrace::hd761a1ee3e422064
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5da8150f065d - __rustc[3eef570754bda67]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/panicking.rs:690:5
[INFO] [stderr]     15:     0x5da81512eb5c - core::panicking::panic_fmt::hc68ca8ec96da10a8
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5da8150ee7ad - build_script_build[d9a9032cacc3ae97]::find_ultralight_lib_dir
[INFO] [stderr]     17:     0x5da8150eec4c - build_script_build[d9a9032cacc3ae97]::main
[INFO] [stderr]     18:     0x5da8150f02a3 - <fn() as core[787bc67c2765a9a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     19:     0x5da8150ecda6 - std[e6ac5f9c7d1e252d]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     20:     0x5da8150ecfd9 - std[e6ac5f9c7d1e252d]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     21:     0x5da8150fca7a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hcf5ebe84b429625c
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x5da8150fca7a - std::panicking::catch_unwind::do_call::h6eb63d6f0a38b69b
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/panicking.rs:582:40
[INFO] [stderr]     23:     0x5da8150fca7a - std::panicking::catch_unwind::h8b845dc569eb1f03
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/panicking.rs:545:19
[INFO] [stderr]     24:     0x5da8150fca7a - std::panic::catch_unwind::h9d82e86ec6cb5f12
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x5da8150fca7a - std::rt::lang_start_internal::{{closure}}::h9fe12fcf22ae82bf
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x5da8150fca7a - std::panicking::catch_unwind::do_call::h473fc505528e7291
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/panicking.rs:582:40
[INFO] [stderr]     27:     0x5da8150fca7a - std::panicking::catch_unwind::h46e428a2ebeeb78a
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/panicking.rs:545:19
[INFO] [stderr]     28:     0x5da8150fca7a - std::panic::catch_unwind::hddc08a9663301e0f
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x5da8150fca7a - std::rt::lang_start_internal::hafae02e00c98e85f
[INFO] [stderr]                                  at /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x5da8150ecd21 - std[e6ac5f9c7d1e252d]::rt::lang_start::<()>
[INFO] [stderr]     31:     0x5da8150f0335 - main
[INFO] [stderr]     32:     0x7c0cfee4f1ca - <unknown>
[INFO] [stderr]     33:     0x7c0cfee4f28b - __libc_start_main
[INFO] [stderr]     34:     0x5da8150ec445 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "c7dc735030b5c3cd44f56c6f7b3bc9e4e566c967b6f6183ac82df5a13357b162", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7dc735030b5c3cd44f56c6f7b3bc9e4e566c967b6f6183ac82df5a13357b162", kill_on_drop: false }`
[INFO] [stdout] c7dc735030b5c3cd44f56c6f7b3bc9e4e566c967b6f6183ac82df5a13357b162
