[INFO] fetching crate fbnc 0.2.10...
[INFO] checking fbnc-0.2.10 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate fbnc 0.2.10 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate fbnc 0.2.10
[INFO] finished tweaking crates.io crate fbnc 0.2.10
[INFO] tweaked toml for crates.io crate fbnc 0.2.10 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fbnc 0.2.10 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 118 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.6.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.1)
[INFO] [stderr]       Adding rocksdb v0.17.0 (available: v0.23.0)
[INFO] [stderr]       Adding ruc v1.0.8 (available: v8.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fa831fde29611198e5a82eee9f07ace58f1dae30f6380909610f4aa72baf1b4
[INFO] running `Command { std: "docker" "start" "-a" "9fa831fde29611198e5a82eee9f07ace58f1dae30f6380909610f4aa72baf1b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fa831fde29611198e5a82eee9f07ace58f1dae30f6380909610f4aa72baf1b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fa831fde29611198e5a82eee9f07ace58f1dae30f6380909610f4aa72baf1b4", kill_on_drop: false }`
[INFO] [stdout] 9fa831fde29611198e5a82eee9f07ace58f1dae30f6380909610f4aa72baf1b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f303bf22e2fab6f068d28c0e53e676339383ba945a87644b210a08243840a69d
[INFO] running `Command { std: "docker" "start" "-a" "f303bf22e2fab6f068d28c0e53e676339383ba945a87644b210a08243840a69d", kill_on_drop: false }`
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking time-core v0.1.4
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking ruc v1.0.8
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling librocksdb-sys v6.20.3
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr] error: failed to run custom build command for `librocksdb-sys v6.20.3`
[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/librocksdb-sys-822ffb44fe0686b7/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bindgen-0.59.2/src/ir/context.rs:878:9:
[INFO] [stderr]   "enum_(unnamed_at_rocksdb/include/rocksdb/c_h_854_1)" is not a valid Ident
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x62a1b6c50c42 - std::backtrace_rs::backtrace::libunwind::trace::h360bb75e22de2778
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x62a1b6c50c42 - std::backtrace_rs::backtrace::trace_unsynchronized::hfdde2f704faeffd5
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x62a1b6c50c42 - std::sys::backtrace::_print_fmt::h417d2e15f697175b
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x62a1b6c50c42 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6da87f843d594e5f
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x62a1b6c7b483 - core::fmt::rt::Argument::fmt::h93dad83eea6b1735
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x62a1b6c7b483 - core::fmt::write::hfc80a741b320fdf6
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/fmt/mod.rs:1465:25
[INFO] [stderr]      6:     0x62a1b6c4ccd3 - std::io::default_write_fmt::h4f50706d79e0ad9c
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x62a1b6c4ccd3 - std::io::Write::write_fmt::h4ea6a86049496d1c
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x62a1b6c50a92 - std::sys::backtrace::BacktraceLock::print::h1cbd12f8d7a3dd2a
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x62a1b6c52a96 - std::panicking::default_hook::{{closure}}::h05e45c6f75ebd415
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x62a1b6c52899 - std::panicking::default_hook::h282f20b2a278c2b0
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x62a1b6c534a2 - std::panicking::rust_panic_with_hook::h36eb92d284238d72
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x62a1b6c5323a - std::panicking::begin_panic_handler::{{closure}}::h880cd2442ca41755
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:706:13
[INFO] [stderr]     13:     0x62a1b6c51149 - std::sys::backtrace::__rust_end_short_backtrace::hea32aba5814406f8
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x62a1b6c52ecd - __rustc[e8bfc998c4eccd70]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x62a1b6c79830 - core::panicking::panic_fmt::h507f02bb0d23e89f
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x62a1b6c0023f - proc_macro2::fallback::validate_ident::hb1b21d91ee63e6a3
[INFO] [stderr]     17:     0x62a1b6bfffa8 - proc_macro2::fallback::Ident::new_checked::ha9c0ede4db0ed93b
[INFO] [stderr]     18:     0x62a1b6c05782 - proc_macro2::imp::Ident::new_checked::h29c128e8a2dc518a
[INFO] [stderr]     19:     0x62a1b6c0f497 - proc_macro2::Ident::new::ha7fe83d5b2157795
[INFO] [stderr]     20:     0x62a1b69bfd06 - bindgen::ir::context::BindgenContext::rust_ident_raw::h14dc79580006821d
[INFO] [stderr]     21:     0x62a1b69bfa60 - bindgen::ir::context::BindgenContext::rust_ident::h14f8e2fa7a4153ea
[INFO] [stderr]     22:     0x62a1b6932346 - <bindgen::ir::enum_ty::Enum as bindgen::codegen::CodeGenerator>::codegen::h9f1f5464224a800a
[INFO] [stderr]     23:     0x62a1b692f35c - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::hfd49296466512715
[INFO] [stderr]     24:     0x62a1b69a1524 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h1f56d31ca8867739
[INFO] [stderr]     25:     0x62a1b691e2c5 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::{{closure}}::h7ab498e3d08745e8
[INFO] [stderr]     26:     0x62a1b69941e5 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::h08b23c9b82328417
[INFO] [stderr]     27:     0x62a1b69a1509 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h1f56d31ca8867739
[INFO] [stderr]     28:     0x62a1b692780e - bindgen::codegen::codegen::{{closure}}::hd9c988317c318b1a
[INFO] [stderr]     29:     0x62a1b69c23b8 - bindgen::ir::context::BindgenContext::gen::hb09323ff551a483f
[INFO] [stderr]     30:     0x62a1b692711d - bindgen::codegen::codegen::hf3f334f8d084ca11
[INFO] [stderr]     31:     0x62a1b69e0566 - bindgen::Bindings::generate::h3ff7cab03b8498ed
[INFO] [stderr]     32:     0x62a1b69dd9da - bindgen::Builder::generate::h72238f054e9ab9be
[INFO] [stderr]     33:     0x62a1b6818144 - build_script_build::bindgen_rocksdb::h10fdf3dc8ecd5a0e
[INFO] [stderr]     34:     0x62a1b681a74c - build_script_build::main::hccc10ff861240579
[INFO] [stderr]     35:     0x62a1b6814bc3 - core::ops::function::FnOnce::call_once::h57c78186a2c9777d
[INFO] [stderr]     36:     0x62a1b6814a76 - std::sys::backtrace::__rust_begin_short_backtrace::h5b6f8b9dfec55636
[INFO] [stderr]     37:     0x62a1b68149e9 - std::rt::lang_start::{{closure}}::h32caacbf3aab227d
[INFO] [stderr]     38:     0x62a1b6c45060 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6a0310293008eb2d
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/ops/function.rs:284:21
[INFO] [stderr]     39:     0x62a1b6c45060 - std::panicking::catch_unwind::do_call::h296e94a1c4e3d78c
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:589:40
[INFO] [stderr]     40:     0x62a1b6c45060 - std::panicking::catch_unwind::hcc60b8b41a431974
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:552:19
[INFO] [stderr]     41:     0x62a1b6c45060 - std::panic::catch_unwind::hfde220fef6750e01
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panic.rs:359:14
[INFO] [stderr]     42:     0x62a1b6c45060 - std::rt::lang_start_internal::{{closure}}::h8a2acae78735c9ef
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/rt.rs:175:24
[INFO] [stderr]     43:     0x62a1b6c45060 - std::panicking::catch_unwind::do_call::hd03928f4e997613a
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:589:40
[INFO] [stderr]     44:     0x62a1b6c45060 - std::panicking::catch_unwind::hf7cbafaef6e89ea3
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:552:19
[INFO] [stderr]     45:     0x62a1b6c45060 - std::panic::catch_unwind::hf1ae9b7d8b7c2036
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panic.rs:359:14
[INFO] [stderr]     46:     0x62a1b6c45060 - std::rt::lang_start_internal::h1c97a48421de4504
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/rt.rs:171:5
[INFO] [stderr]     47:     0x62a1b68149d1 - std::rt::lang_start::hdc134b15735645b7
[INFO] [stderr]     48:     0x62a1b681aad5 - main
[INFO] [stderr]     49:     0x7139ca9e51ca - <unknown>
[INFO] [stderr]     50:     0x7139ca9e528b - __libc_start_main
[INFO] [stderr]     51:     0x62a1b68130d5 - _start
[INFO] [stderr]     52:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f303bf22e2fab6f068d28c0e53e676339383ba945a87644b210a08243840a69d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f303bf22e2fab6f068d28c0e53e676339383ba945a87644b210a08243840a69d", kill_on_drop: false }`
[INFO] [stdout] f303bf22e2fab6f068d28c0e53e676339383ba945a87644b210a08243840a69d