[INFO] fetching crate ipset-sys 0.1.5...
[INFO] testing ipset-sys-0.1.5 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate ipset-sys 0.1.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ipset-sys 0.1.5
[INFO] finished tweaking crates.io crate ipset-sys 0.1.5
[INFO] tweaked toml for crates.io crate ipset-sys 0.1.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ipset-sys 0.1.5 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ipset-sys 0.1.5 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba3a702ae5e3b575626fa04778d33a9d7e93c3c091f5413d688b583794a44b96
[INFO] running `Command { std: "docker" "start" "-a" "ba3a702ae5e3b575626fa04778d33a9d7e93c3c091f5413d688b583794a44b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba3a702ae5e3b575626fa04778d33a9d7e93c3c091f5413d688b583794a44b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba3a702ae5e3b575626fa04778d33a9d7e93c3c091f5413d688b583794a44b96", kill_on_drop: false }`
[INFO] [stdout] ba3a702ae5e3b575626fa04778d33a9d7e93c3c091f5413d688b583794a44b96
[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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20743348c39d4fc73dda2502a41d6c5cc8f563aa0d63c6f818df2fafc50a6ba7
[INFO] running `Command { std: "docker" "start" "-a" "20743348c39d4fc73dda2502a41d6c5cc8f563aa0d63c6f818df2fafc50a6ba7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling thiserror v1.0.32
[INFO] [stderr]    Compiling ipset-sys v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `ipset-sys v0.1.5 (/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/ipset-sys-232426b34ab23644/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-link-lib=ipset
[INFO] [stderr]   cargo:rerun-if-changed=wrapper.h
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (722) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.42/src/fallback.rs:730:9:
[INFO] [stderr]   "enum_(unnamed_at_/usr/include/libipset/linux_ip_set_h_58_1)" is not a valid Ident
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5af1560b0d92 - std::backtrace_rs::backtrace::libunwind::trace::hc4a5f428cfb78751
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5af1560b0d92 - std::backtrace_rs::backtrace::trace_unsynchronized::h20e1095684b4c296
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5af1560b0d92 - std::sys::backtrace::_print_fmt::h461f2e3a8f6b29e2
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5af1560b0d92 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4ee3a75aa71a2c45
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5af1560d252f - core::fmt::rt::Argument::fmt::h6f1564705cd089af
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5af1560d252f - core::fmt::write::h21ca93b65a7c281a
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x5af1560a1ff3 - std::io::default_write_fmt::h745a1edf2999cb3b
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5af1560a1ff3 - std::io::Write::write_fmt::hfc56e66d6e189682
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5af1560b13e2 - std::sys::backtrace::BacktraceLock::print::h58d5d73f9e953cf1
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5af15609ea1c - std::panicking::default_hook::{{closure}}::h1457fbe47c9457d1
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5af15609e856 - std::panicking::default_hook::hccb5e73b206c0830
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5af15609f72a - std::panicking::panic_with_hook::h3190ecc6229cdd29
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5af1560b11ea - std::panicking::panic_handler::{{closure}}::ha1f1b769bc2bb40c
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x5af1560b1149 - std::sys::backtrace::__rust_end_short_backtrace::h5f9cf66f19c2a172
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5af15609f44d - __rustc[a93bd50104b99ad4]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5af1560db7e0 - core::panicking::panic_fmt::hc70c3c83f13c1375
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5af155f8c188 - proc_macro2::fallback::validate_ident::he4149416f21ec0ba
[INFO] [stderr]     17:     0x5af155f8bbc9 - proc_macro2::fallback::Ident::_new::h4b8be20f035da1c0
[INFO] [stderr]     18:     0x5af155f8d3af - proc_macro2::fallback::Ident::new::hcd22ceb8477fe09c
[INFO] [stderr]     19:     0x5af155f8a9c8 - proc_macro2::imp::Ident::new::hcf8b9370c704c247
[INFO] [stderr]     20:     0x5af155f9b6f8 - proc_macro2::Ident::new::hb917b66992f675d6
[INFO] [stderr]     21:     0x5af155d8022f - bindgen::ir::context::BindgenContext::rust_ident_raw::h9ad7a9976c133d19
[INFO] [stderr]     22:     0x5af155d81100 - bindgen::ir::context::BindgenContext::rust_ident::he09c255400658dcd
[INFO] [stderr]     23:     0x5af155de6322 - <bindgen::ir::enum_ty::Enum as bindgen::codegen::CodeGenerator>::codegen::h56c92b7dc172e03c
[INFO] [stderr]     24:     0x5af155ddd229 - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::h85c14531320673d3
[INFO] [stderr]     25:     0x5af155e68043 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h1ce92ccd0661812d
[INFO] [stderr]     26:     0x5af155e4ace5 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::{{closure}}::ha02b100f3ac39aca
[INFO] [stderr]     27:     0x5af155d889c5 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::h71a411213b3f2f46
[INFO] [stderr]     28:     0x5af155e6801e - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h1ce92ccd0661812d
[INFO] [stderr]     29:     0x5af155e4a848 - bindgen::codegen::codegen::{{closure}}::h36610db8ae98bac1
[INFO] [stderr]     30:     0x5af155d75bc8 - bindgen::ir::context::BindgenContext::gen::h830911929f29242f
[INFO] [stderr]     31:     0x5af155e4b47d - bindgen::codegen::codegen::h1347b8f68d91b470
[INFO] [stderr]     32:     0x5af155df4d22 - bindgen::Bindings::generate::h546476348a3ff07c
[INFO] [stderr]     33:     0x5af155df5521 - bindgen::Builder::generate::h96c239742d2bd18f
[INFO] [stderr]     34:     0x5af155d4210f - build_script_build::main::hc9affb833633a2ea
[INFO] [stderr]     35:     0x5af155d41fd3 - core::ops::function::FnOnce::call_once::hfa77a415cca64e53
[INFO] [stderr]     36:     0x5af155d42496 - std::sys::backtrace::__rust_begin_short_backtrace::h74347c3a359cf83c
[INFO] [stderr]     37:     0x5af155d41ec9 - std::rt::lang_start::{{closure}}::h4a5ff98788fa06bd
[INFO] [stderr]     38:     0x5af1560b1b60 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hae16bf8966719858
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     39:     0x5af1560b1b60 - std::panicking::catch_unwind::do_call::hd4eb7cf01d0f66cd
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40
[INFO] [stderr]     40:     0x5af1560b1b60 - std::panicking::catch_unwind::h35b4afc45093edf5
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19
[INFO] [stderr]     41:     0x5af1560b1b60 - std::panic::catch_unwind::h5a7ef11ac2fa7980
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14
[INFO] [stderr]     42:     0x5af1560b1b60 - std::rt::lang_start_internal::{{closure}}::h18f8e059e8eb5f5a
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/rt.rs:175:24
[INFO] [stderr]     43:     0x5af1560b1b60 - std::panicking::catch_unwind::do_call::hb4f94f34ea41283f
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40
[INFO] [stderr]     44:     0x5af1560b1b60 - std::panicking::catch_unwind::hfbb31091ea806204
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19
[INFO] [stderr]     45:     0x5af1560b1b60 - std::panic::catch_unwind::hc88f452387620cfb
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14
[INFO] [stderr]     46:     0x5af1560b1b60 - std::rt::lang_start_internal::h23cfb6dcbf9c9010
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/rt.rs:171:5
[INFO] [stderr]     47:     0x5af155d41eb1 - std::rt::lang_start::h6773f2c09cab20fe
[INFO] [stderr]     48:     0x5af155d43b05 - main
[INFO] [stderr]     49:     0x782a453f91ca - <unknown>
[INFO] [stderr]     50:     0x782a453f928b - __libc_start_main
[INFO] [stderr]     51:     0x5af155d41af5 - _start
[INFO] [stderr]     52:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "20743348c39d4fc73dda2502a41d6c5cc8f563aa0d63c6f818df2fafc50a6ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20743348c39d4fc73dda2502a41d6c5cc8f563aa0d63c6f818df2fafc50a6ba7", kill_on_drop: false }`
[INFO] [stdout] 20743348c39d4fc73dda2502a41d6c5cc8f563aa0d63c6f818df2fafc50a6ba7