[INFO] fetching crate treelite 0.1.3...
[INFO] testing treelite-0.1.3 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate treelite 0.1.3 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate treelite 0.1.3
[INFO] finished tweaking crates.io crate treelite 0.1.3
[INFO] tweaked toml for crates.io crate treelite 0.1.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate treelite 0.1.3 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 47 packages to latest compatible versions
[INFO] [stderr]       Adding bindgen v0.53.3 (available: v0.72.1)
[INFO] [stderr]       Adding env_logger v0.7.1 (available: v0.11.10)
[INFO] [stderr]       Adding simple-error v0.2.3 (available: v0.3.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b628e33f1adb3bc101102cf19b171053d73e1fa865982920c412eab3a9c0ce2
[INFO] running `Command { std: "docker" "start" "-a" "4b628e33f1adb3bc101102cf19b171053d73e1fa865982920c412eab3a9c0ce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b628e33f1adb3bc101102cf19b171053d73e1fa865982920c412eab3a9c0ce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b628e33f1adb3bc101102cf19b171053d73e1fa865982920c412eab3a9c0ce2", kill_on_drop: false }`
[INFO] [stdout] 4b628e33f1adb3bc101102cf19b171053d73e1fa865982920c412eab3a9c0ce2
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea86c4cfbadc5e472141938eddb89ef689323cd7ab6b2adff7e82a52a5d30508
[INFO] running `Command { std: "docker" "start" "-a" "ea86c4cfbadc5e472141938eddb89ef689323cd7ab6b2adff7e82a52a5d30508", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling simple-error v0.2.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling treelite v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `treelite v0.1.3 (/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/treelite-501c8863fa22ac7c/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-link-lib=treelite
[INFO] [stderr]   cargo:rustc-link-lib=treelite_runtime
[INFO] [stderr]   cargo:rustc-link-search=native=/usr/local/lib
[INFO] [stderr]   cargo:rerun-if-changed=wrapper.h
[INFO] [stderr]   cargo:rerun-if-changed=headers/treelite/c_api_runtime.h
[INFO] [stderr]   cargo:rerun-if-changed=headers/treelite/c_api_common.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/stdio.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/libc-header-start.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/features.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/features-time64.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/wordsize.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/timesize.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/wordsize.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/stdc-predef.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/sys/cdefs.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/wordsize.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/long-double.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/gnu/stubs.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/gnu/stubs-64.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/lib/llvm-18/lib/clang/18/include/stddef.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/lib/llvm-18/lib/clang/18/include/__stddef_size_t.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/lib/llvm-18/lib/clang/18/include/__stddef_null.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/lib/llvm-18/lib/clang/18/include/stdarg.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/lib/llvm-18/lib/clang/18/include/__stdarg___gnuc_va_list.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/features.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/wordsize.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/timesize.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/wordsize.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/typesizes.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/time64.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types/__fpos_t.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types/__mbstate_t.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types/__fpos64_t.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types/__mbstate_t.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types/__FILE.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types/FILE.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types/struct_FILE.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types/cookie_io_functions_t.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/stdio_lim.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/floatn.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/features.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/floatn-common.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/features.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/long-double.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/lib/llvm-18/lib/clang/18/include/stdint.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/stdint.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/libc-header-start.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/features.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/wchar.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/wordsize.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/stdint-intn.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/stdint-uintn.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/stdint-least.h
[INFO] [stderr]   cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h
[INFO] [stderr]   cargo:rerun-if-changed=headers/treelite/entry.h
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (527) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bindgen-0.53.3/src/ir/context.rs:894:9:
[INFO] [stderr]   "__mbstate_t_union_(unnamed_at_/usr/include/x86_64-linux-gnu/bits/types/__mbstate_t_h_16_3)" is not a valid Ident
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x6314e750564a - std[128c3efe2914e152]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x6314e750564a - std[128c3efe2914e152]::backtrace_rs::backtrace::trace_unsynchronized::<std[128c3efe2914e152]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x6314e750564a - std[128c3efe2914e152]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x6314e750564a - <<std[128c3efe2914e152]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6771d259883166e6]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x6314e751af3a - <core[6771d259883166e6]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x6314e751af3a - core[6771d259883166e6]::fmt::write
[INFO] [stderr]      6:     0x6314e750a572 - std[128c3efe2914e152]::io::default_write_fmt::<std[128c3efe2914e152]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:621:11
[INFO] [stderr]      7:     0x6314e750a572 - <std[128c3efe2914e152]::sys::stdio::unix::Stderr as std[128c3efe2914e152]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:1976:13
[INFO] [stderr]      8:     0x6314e74e8b2f - <std[128c3efe2914e152]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x6314e74e8b2f - std[128c3efe2914e152]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x6314e75001c1 - std[128c3efe2914e152]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x6314e750037b - std[128c3efe2914e152]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x6314e74e8be8 - std[128c3efe2914e152]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x6314e74ddd39 - std[128c3efe2914e152]::sys::backtrace::__rust_end_short_backtrace::<std[128c3efe2914e152]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x6314e74e954d - __rustc[752cc74e29381ccc]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x6314e751b7ac - core[6771d259883166e6]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x6314e73d753c - proc_macro2::fallback::validate_ident::h73b8f7c030638c1f
[INFO] [stderr]     17:     0x6314e73d7c48 - proc_macro2::fallback::Ident::new_checked::hf88c52b88ff90cda
[INFO] [stderr]     18:     0x6314e73d4d67 - proc_macro2::Ident::new::h1f3f0b78cd77d7e5
[INFO] [stderr]     19:     0x6314e713e10c - bindgen::ir::context::BindgenContext::rust_ident_raw::hc3f6fb2bf6e59172
[INFO] [stderr]     20:     0x6314e713bfa0 - bindgen::ir::context::BindgenContext::rust_ident::h0ac316de5abd03af
[INFO] [stderr]     21:     0x6314e70a0881 - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::hd51ded1c4c2be33a
[INFO] [stderr]     22:     0x6314e70bc235 - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::h58bb50bd8c569639
[INFO] [stderr]     23:     0x6314e70528a3 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h70dd20d1e181e52a
[INFO] [stderr]     24:     0x6314e70a68f1 - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::hd51ded1c4c2be33a
[INFO] [stderr]     25:     0x6314e70bc235 - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::h58bb50bd8c569639
[INFO] [stderr]     26:     0x6314e70528a3 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h70dd20d1e181e52a
[INFO] [stderr]     27:     0x6314e70ea315 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::{{closure}}::h77dcc50a5bfbb077
[INFO] [stderr]     28:     0x6314e713a493 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::hdc4dfaab84ee12ac
[INFO] [stderr]     29:     0x6314e705287b - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h70dd20d1e181e52a
[INFO] [stderr]     30:     0x6314e70fbf8e - bindgen::codegen::codegen::{{closure}}::hfa40085d5bfc1dd3
[INFO] [stderr]     31:     0x6314e7149e18 - bindgen::ir::context::BindgenContext::gen::heb23af5e3a010997
[INFO] [stderr]     32:     0x6314e70fb65f - bindgen::codegen::codegen::h27677d8977f50b97
[INFO] [stderr]     33:     0x6314e711d60b - bindgen::Bindings::generate::h1e3667737983618f
[INFO] [stderr]     34:     0x6314e71199b5 - bindgen::Builder::generate::h2eb55dc3b48b1561
[INFO] [stderr]     35:     0x6314e703491a - build_script_build::main::hd12a3388b21f6bfd
[INFO] [stderr]     36:     0x6314e70351d3 - core::ops::function::FnOnce::call_once::h8ef6b31326b4d04a
[INFO] [stderr]     37:     0x6314e7034ff6 - std::sys::backtrace::__rust_begin_short_backtrace::h76a73fa17b5c5012
[INFO] [stderr]     38:     0x6314e7034fd9 - std::rt::lang_start::{{closure}}::h4db1be69e0e3a3fb
[INFO] [stderr]     39:     0x6314e74ff324 - <&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     40:     0x6314e74ff324 - std[128c3efe2914e152]::panicking::catch_unwind::do_call::<&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40
[INFO] [stderr]     41:     0x6314e74ff324 - std[128c3efe2914e152]::panicking::catch_unwind::<i32, &dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19
[INFO] [stderr]     42:     0x6314e74ff324 - std[128c3efe2914e152]::panic::catch_unwind::<&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14
[INFO] [stderr]     43:     0x6314e74ff324 - std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/rt.rs:175:24
[INFO] [stderr]     44:     0x6314e74ff324 - std[128c3efe2914e152]::panicking::catch_unwind::do_call::<std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40
[INFO] [stderr]     45:     0x6314e74ff324 - std[128c3efe2914e152]::panicking::catch_unwind::<isize, std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19
[INFO] [stderr]     46:     0x6314e74ff324 - std[128c3efe2914e152]::panic::catch_unwind::<std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14
[INFO] [stderr]     47:     0x6314e74ff324 - std[128c3efe2914e152]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/rt.rs:171:5
[INFO] [stderr]     48:     0x6314e7034fc1 - std::rt::lang_start::hdb686e990f42a2ed
[INFO] [stderr]     49:     0x6314e7036095 - main
[INFO] [stderr]     50:     0x70fb310331ca - <unknown>
[INFO] [stderr]     51:     0x70fb3103328b - __libc_start_main
[INFO] [stderr]     52:     0x6314e7034665 - _start
[INFO] [stderr]     53:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "ea86c4cfbadc5e472141938eddb89ef689323cd7ab6b2adff7e82a52a5d30508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea86c4cfbadc5e472141938eddb89ef689323cd7ab6b2adff7e82a52a5d30508", kill_on_drop: false }`
[INFO] [stdout] ea86c4cfbadc5e472141938eddb89ef689323cd7ab6b2adff7e82a52a5d30508
