[INFO] fetching crate fbnc 0.2.10...
[INFO] checking fbnc-0.2.10 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate fbnc 0.2.10 into /workspace/builds/worker-7-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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fbnc 0.2.10 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ruc v1.0.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0d729bdb90775fbae72d3beedf71d48d07e874c5a1bbf93fb2f58ef448bd742
[INFO] running `Command { std: "docker" "start" "-a" "d0d729bdb90775fbae72d3beedf71d48d07e874c5a1bbf93fb2f58ef448bd742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0d729bdb90775fbae72d3beedf71d48d07e874c5a1bbf93fb2f58ef448bd742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0d729bdb90775fbae72d3beedf71d48d07e874c5a1bbf93fb2f58ef448bd742", kill_on_drop: false }`
[INFO] [stdout] d0d729bdb90775fbae72d3beedf71d48d07e874c5a1bbf93fb2f58ef448bd742
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7974f28ae64e8a2f1b059e2a5c872048ebb9055dba12dbf69ab334b37b08cc5e
[INFO] running `Command { std: "docker" "start" "-a" "7974f28ae64e8a2f1b059e2a5c872048ebb9055dba12dbf69ab334b37b08cc5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[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 time-core v0.1.4
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]     Checking criterion-plot v0.4.5
[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]     Checking time v0.3.41
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]     Checking ruc v1.0.8
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling cexpr v0.6.0
[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 csv v1.3.1
[INFO] [stderr]     Checking serde_cbor v0.11.2
[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:     0x5c61d8affe72 - std::backtrace_rs::backtrace::libunwind::trace::h78562a013ab6f1d1
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5c61d8affe72 - std::backtrace_rs::backtrace::trace_unsynchronized::h77ced773b5be47e3
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5c61d8affe72 - std::sys::backtrace::_print_fmt::hd8554b653175eb90
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5c61d8affe72 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h0ee684fa48ea65a9
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5c61d8b2a6d3 - core::fmt::rt::Argument::fmt::h97dc4aa34475380b
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5c61d8b2a6d3 - core::fmt::write::ha7e9dac23b0574fc
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/core/src/fmt/mod.rs:1465:25
[INFO] [stderr]      6:     0x5c61d8afc023 - std::io::default_write_fmt::hdebc07c8b1ed24d8
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5c61d8afc023 - std::io::Write::write_fmt::h74c2ee93ac2161e6
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5c61d8affcc2 - std::sys::backtrace::BacktraceLock::print::h5d2ec0ae212b38da
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5c61d8b01cc6 - std::panicking::default_hook::{{closure}}::h919f804d261dd9ce
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x5c61d8b01ac9 - std::panicking::default_hook::h96273494815ab2d6
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x5c61d8b026d2 - std::panicking::rust_panic_with_hook::hd760048b5d2d6151
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x5c61d8b0246a - std::panicking::begin_panic_handler::{{closure}}::h040646f2e9c9f682
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:706:13
[INFO] [stderr]     13:     0x5c61d8b00379 - std::sys::backtrace::__rust_end_short_backtrace::h6a810defc53f5213
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x5c61d8b020fd - __rustc[d0903a379a499752]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x5c61d8b28a80 - core::panicking::panic_fmt::hdb4e2ff26c68ec1f
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5c61d8aaf3cf - proc_macro2::fallback::validate_ident::ha7d5de3a26432b7c
[INFO] [stderr]     17:     0x5c61d8aaf138 - proc_macro2::fallback::Ident::new_checked::hf5337c439cd1ada6
[INFO] [stderr]     18:     0x5c61d8ab4912 - proc_macro2::imp::Ident::new_checked::h69bda1f048424f84
[INFO] [stderr]     19:     0x5c61d8abe637 - proc_macro2::Ident::new::h5f476b0dfd8ca39e
[INFO] [stderr]     20:     0x5c61d886f276 - bindgen::ir::context::BindgenContext::rust_ident_raw::ha2b9f5d66bbedc64
[INFO] [stderr]     21:     0x5c61d886f120 - bindgen::ir::context::BindgenContext::rust_ident::h6b6c949323367a87
[INFO] [stderr]     22:     0x5c61d87e1666 - <bindgen::ir::enum_ty::Enum as bindgen::codegen::CodeGenerator>::codegen::h49bf452dd45b7d8e
[INFO] [stderr]     23:     0x5c61d87de67c - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::heed288b8f39fe32a
[INFO] [stderr]     24:     0x5c61d8850d44 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h9fa194591a99b13e
[INFO] [stderr]     25:     0x5c61d87cd3f5 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::{{closure}}::h80dea3421746bff8
[INFO] [stderr]     26:     0x5c61d8843785 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::hec8d54a67a9f461a
[INFO] [stderr]     27:     0x5c61d8850d29 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h9fa194591a99b13e
[INFO] [stderr]     28:     0x5c61d87d693e - bindgen::codegen::codegen::{{closure}}::h3e57ec9eeaed6be6
[INFO] [stderr]     29:     0x5c61d8871928 - bindgen::ir::context::BindgenContext::gen::h0ca1040564511ba6
[INFO] [stderr]     30:     0x5c61d87d624d - bindgen::codegen::codegen::he584111f2910c7e0
[INFO] [stderr]     31:     0x5c61d888f7c6 - bindgen::Bindings::generate::hdb0b43621da3c259
[INFO] [stderr]     32:     0x5c61d888cc3a - bindgen::Builder::generate::h810b4f39150a2fd6
[INFO] [stderr]     33:     0x5c61d86c7284 - build_script_build::bindgen_rocksdb::hdc948deb0cdebb5d
[INFO] [stderr]     34:     0x5c61d86c988c - build_script_build::main::h9554622c3e37bd33
[INFO] [stderr]     35:     0x5c61d86c3d03 - core::ops::function::FnOnce::call_once::h82ca4a47ac65f6d6
[INFO] [stderr]     36:     0x5c61d86c3bb6 - std::sys::backtrace::__rust_begin_short_backtrace::h9faca995a2b32b57
[INFO] [stderr]     37:     0x5c61d86c3b29 - std::rt::lang_start::{{closure}}::h9b5c5f5fc48f1619
[INFO] [stderr]     38:     0x5c61d8af4280 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc0a003771d36ce49
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/core/src/ops/function.rs:284:21
[INFO] [stderr]     39:     0x5c61d8af4280 - std::panicking::catch_unwind::do_call::h9858643921646d98
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:589:40
[INFO] [stderr]     40:     0x5c61d8af4280 - std::panicking::catch_unwind::h8c86187d9aa365e4
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:552:19
[INFO] [stderr]     41:     0x5c61d8af4280 - std::panic::catch_unwind::h7fb0f60cd1f7dbc8
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panic.rs:359:14
[INFO] [stderr]     42:     0x5c61d8af4280 - std::rt::lang_start_internal::{{closure}}::he8bf7dae0379adc7
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/rt.rs:175:24
[INFO] [stderr]     43:     0x5c61d8af4280 - std::panicking::catch_unwind::do_call::h14a6a5289a8309e6
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:589:40
[INFO] [stderr]     44:     0x5c61d8af4280 - std::panicking::catch_unwind::h324e7e057c6492a0
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:552:19
[INFO] [stderr]     45:     0x5c61d8af4280 - std::panic::catch_unwind::h707fe61980e924ea
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panic.rs:359:14
[INFO] [stderr]     46:     0x5c61d8af4280 - std::rt::lang_start_internal::hc492c42d25e8d5e6
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/rt.rs:171:5
[INFO] [stderr]     47:     0x5c61d86c3b11 - std::rt::lang_start::hd514686aa0bf4ce8
[INFO] [stderr]     48:     0x5c61d86c9c15 - main
[INFO] [stderr]     49:     0x7854a9aec1ca - <unknown>
[INFO] [stderr]     50:     0x7854a9aec28b - __libc_start_main
[INFO] [stderr]     51:     0x5c61d86c2215 - _start
[INFO] [stderr]     52:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7974f28ae64e8a2f1b059e2a5c872048ebb9055dba12dbf69ab334b37b08cc5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7974f28ae64e8a2f1b059e2a5c872048ebb9055dba12dbf69ab334b37b08cc5e", kill_on_drop: false }`
[INFO] [stdout] 7974f28ae64e8a2f1b059e2a5c872048ebb9055dba12dbf69ab334b37b08cc5e