[INFO] fetching crate fbnc 0.2.10...
[INFO] testing fbnc-0.2.10 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate fbnc 0.2.10 into /workspace/builds/worker-5-tc1/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-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fbnc 0.2.10 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 109 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding rocksdb v0.17.0 (available: v0.24.0)
[INFO] [stderr]       Adding ruc v1.0.8 (available: v8.1.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ruc v1.0.8
[INFO] [stderr]   Downloaded rocksdb v0.17.0
[INFO] [stderr]   Downloaded librocksdb-sys v6.20.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 390a6cab7d689d97a33c0b47c3389715709f0dd1237bc6548f114a1622abdb05
[INFO] running `Command { std: "docker" "start" "-a" "390a6cab7d689d97a33c0b47c3389715709f0dd1237bc6548f114a1622abdb05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "390a6cab7d689d97a33c0b47c3389715709f0dd1237bc6548f114a1622abdb05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "390a6cab7d689d97a33c0b47c3389715709f0dd1237bc6548f114a1622abdb05", kill_on_drop: false }`
[INFO] [stdout] 390a6cab7d689d97a33c0b47c3389715709f0dd1237bc6548f114a1622abdb05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39ec7cd76d9cad6fcfe18f5fb08f72ee7019c0345fbed98c159f8783ad4fc195
[INFO] running `Command { std: "docker" "start" "-a" "39ec7cd76d9cad6fcfe18f5fb08f72ee7019c0345fbed98c159f8783ad4fc195", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling time-core v0.1.5
[INFO] [stderr]    Compiling deranged v0.5.3
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling cc v1.2.34
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling time v0.3.42
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling ruc v1.0.8
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling librocksdb-sys v6.20.3
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling serde_json v1.0.143
[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-f15936a2c5a90eb8/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (483) 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:     0x5df8b0cef792 - std::backtrace_rs::backtrace::libunwind::trace::h7cddb8376417e7cc
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5df8b0cef792 - std::backtrace_rs::backtrace::trace_unsynchronized::hb4e41acf4b349ff1
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5df8b0cef792 - std::sys::backtrace::_print_fmt::h1222b80910ba6eb5
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5df8b0cef792 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5bb8a979ba5db788
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5df8b0d0156f - core::fmt::rt::Argument::fmt::h2ee2c138a50a7796
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5df8b0d0156f - core::fmt::write::h1e0dbf07fe3990bd
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x5df8b0cb90f3 - std::io::default_write_fmt::hb0810a37865e52a5
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5df8b0cb90f3 - std::io::Write::write_fmt::h12c8908aaac7ca22
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5df8b0cc6432 - std::sys::backtrace::BacktraceLock::print::h788d486777205086
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5df8b0ccbc1f - std::panicking::default_hook::{{closure}}::ha7bdfeb5949fc0fa
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5df8b0ccba79 - std::panicking::default_hook::h6dad75ec721846f4
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5df8b0ccc2a5 - std::panicking::panic_with_hook::hba00e869ada17676
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5df8b0ccc08a - std::panicking::panic_handler::{{closure}}::h3d21149c258e5ceb
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x5df8b0cc6569 - std::sys::backtrace::__rust_end_short_backtrace::h4f5d9b9dfb3e6ec1
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5df8b0cacc0d - __rustc[9a7a9f9af7564de1]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5df8b0d0b7e0 - core::panicking::panic_fmt::h78e817a90331d98b
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5df8b0c8892f - proc_macro2::fallback::validate_ident::h5688922eaeb6d669
[INFO] [stderr]     17:     0x5df8b0c89058 - proc_macro2::fallback::Ident::new_checked::hb24d583fb23cec9b
[INFO] [stderr]     18:     0x5df8b0c8c272 - proc_macro2::imp::Ident::new_checked::h8fd5e78dd6d95dfb
[INFO] [stderr]     19:     0x5df8b0c9c937 - proc_macro2::Ident::new::h3fc3020d79978827
[INFO] [stderr]     20:     0x5df8b0a44616 - bindgen::ir::context::BindgenContext::rust_ident_raw::h78fab9f25cbfdeca
[INFO] [stderr]     21:     0x5df8b0a42260 - bindgen::ir::context::BindgenContext::rust_ident::h2868e033b4afa1d6
[INFO] [stderr]     22:     0x5df8b09e3e3e - <bindgen::ir::enum_ty::Enum as bindgen::codegen::CodeGenerator>::codegen::hc7fc357ef02c14fd
[INFO] [stderr]     23:     0x5df8b09e0906 - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::h790899c39f35ab12
[INFO] [stderr]     24:     0x5df8b09be94d - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::he109664acfd75198
[INFO] [stderr]     25:     0x5df8b097e685 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::{{closure}}::he88f2711f25eabd4
[INFO] [stderr]     26:     0x5df8b09c3755 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::h489c779c58215903
[INFO] [stderr]     27:     0x5df8b09be932 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::he109664acfd75198
[INFO] [stderr]     28:     0x5df8b098db2e - bindgen::codegen::codegen::{{closure}}::h28a30b16c42f6f8b
[INFO] [stderr]     29:     0x5df8b0a4edd8 - bindgen::ir::context::BindgenContext::gen::h3c7f026b2a9f6694
[INFO] [stderr]     30:     0x5df8b098d43d - bindgen::codegen::codegen::hd717605ef47b6ef3
[INFO] [stderr]     31:     0x5df8b0a354ad - bindgen::Bindings::generate::hc1f2de67dbfc7f56
[INFO] [stderr]     32:     0x5df8b0a3245b - bindgen::Builder::generate::hf877798d08187246
[INFO] [stderr]     33:     0x5df8b08a79c4 - build_script_build::bindgen_rocksdb::h4a0cd9e328666b22
[INFO] [stderr]     34:     0x5df8b08a8afc - build_script_build::main::h81ac6bbc6e9f0c09
[INFO] [stderr]     35:     0x5df8b08a9e13 - core::ops::function::FnOnce::call_once::hb21f1d0748c13e51
[INFO] [stderr]     36:     0x5df8b08a9cc6 - std::sys::backtrace::__rust_begin_short_backtrace::h1b07083eda10bac0
[INFO] [stderr]     37:     0x5df8b08a9c39 - std::rt::lang_start::{{closure}}::hd82b1438a091eae3
[INFO] [stderr]     38:     0x5df8b0cbac50 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h1dc0a50e6295ec78
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     39:     0x5df8b0cbac50 - std::panicking::catch_unwind::do_call::h209f742e9999044e
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:590:40
[INFO] [stderr]     40:     0x5df8b0cbac50 - std::panicking::catch_unwind::h508c6e2aa6d72749
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:553:19
[INFO] [stderr]     41:     0x5df8b0cbac50 - std::panic::catch_unwind::hebcbb24aa9914693
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panic.rs:359:14
[INFO] [stderr]     42:     0x5df8b0cbac50 - std::rt::lang_start_internal::{{closure}}::h703cbe32967ef209
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/rt.rs:175:24
[INFO] [stderr]     43:     0x5df8b0cbac50 - std::panicking::catch_unwind::do_call::hf50f2a30bce4e10b
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:590:40
[INFO] [stderr]     44:     0x5df8b0cbac50 - std::panicking::catch_unwind::hac448d7e3b12daa3
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:553:19
[INFO] [stderr]     45:     0x5df8b0cbac50 - std::panic::catch_unwind::ha9d74a13d77f299c
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panic.rs:359:14
[INFO] [stderr]     46:     0x5df8b0cbac50 - std::rt::lang_start_internal::ha26d244788d1956d
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/rt.rs:171:5
[INFO] [stderr]     47:     0x5df8b08a9c21 - std::rt::lang_start::h036e9b0828ec93ef
[INFO] [stderr]     48:     0x5df8b08acc65 - main
[INFO] [stderr]     49:     0x79c04ef591ca - <unknown>
[INFO] [stderr]     50:     0x79c04ef5928b - __libc_start_main
[INFO] [stderr]     51:     0x5df8b08a52b5 - _start
[INFO] [stderr]     52:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "39ec7cd76d9cad6fcfe18f5fb08f72ee7019c0345fbed98c159f8783ad4fc195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39ec7cd76d9cad6fcfe18f5fb08f72ee7019c0345fbed98c159f8783ad4fc195", kill_on_drop: false }`
[INFO] [stdout] 39ec7cd76d9cad6fcfe18f5fb08f72ee7019c0345fbed98c159f8783ad4fc195