[INFO] fetching crate fbnc 0.2.10...
[INFO] testing fbnc-0.2.10 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate fbnc 0.2.10 into /workspace/builds/worker-1-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-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fbnc 0.2.10 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 101 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v3.0.0)
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] [stderr]       Adding rocksdb v0.17.0 (available: v0.24.0)
[INFO] [stderr]       Adding ruc v1.0.8 (available: v10.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 268e606af8ef7ed9692c0cd8fd2e9a8b738661d242b5a08dffd74e654bab3cd3
[INFO] running `Command { std: "docker" "start" "-a" "268e606af8ef7ed9692c0cd8fd2e9a8b738661d242b5a08dffd74e654bab3cd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "268e606af8ef7ed9692c0cd8fd2e9a8b738661d242b5a08dffd74e654bab3cd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "268e606af8ef7ed9692c0cd8fd2e9a8b738661d242b5a08dffd74e654bab3cd3", kill_on_drop: false }`
[INFO] [stdout] 268e606af8ef7ed9692c0cd8fd2e9a8b738661d242b5a08dffd74e654bab3cd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 565f7cddffbe04e93d106d6a878bcc434ae91da847a0ae8a92cdfae50499e24b
[INFO] running `Command { std: "docker" "start" "-a" "565f7cddffbe04e93d106d6a878bcc434ae91da847a0ae8a92cdfae50499e24b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling deranged v0.5.8
[INFO] [stderr]    Compiling num-conv v0.2.1
[INFO] [stderr]    Compiling time-core v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling cc v1.2.59
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling ruc v1.0.8
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling librocksdb-sys v6.20.3
[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-3c6ee8a5828f904f/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (561) 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:     0x6090c736fa6a - std[e72de78501789eb0]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x6090c736fa6a - std[e72de78501789eb0]::backtrace_rs::backtrace::trace_unsynchronized::<std[e72de78501789eb0]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x6090c736fa6a - std[e72de78501789eb0]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x6090c736fa6a - <<std[e72de78501789eb0]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6aaeda2c7ad07a48]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x6090c7387b0a - <core[6aaeda2c7ad07a48]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x6090c7387b0a - core[6aaeda2c7ad07a48]::fmt::write
[INFO] [stderr]      6:     0x6090c73764f2 - std[e72de78501789eb0]::io::default_write_fmt::<std[e72de78501789eb0]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x6090c73764f2 - <std[e72de78501789eb0]::sys::stdio::unix::Stderr as std[e72de78501789eb0]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x6090c734b9cf - <std[e72de78501789eb0]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x6090c734b9cf - std[e72de78501789eb0]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x6090c7366db1 - std[e72de78501789eb0]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x6090c736702b - std[e72de78501789eb0]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x6090c734ba88 - std[e72de78501789eb0]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x6090c7343249 - std[e72de78501789eb0]::sys::backtrace::__rust_end_short_backtrace::<std[e72de78501789eb0]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x6090c734c85d - __rustc[78a4cf188af856fc]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x6090c738834c - core[6aaeda2c7ad07a48]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x6090c731062c - proc_macro2[4c965e0f20902204]::fallback::validate_ident
[INFO] [stderr]     17:     0x6090c730fa48 - <proc_macro2[4c965e0f20902204]::fallback::Ident>::new_checked
[INFO] [stderr]     18:     0x6090c7315ac2 - <proc_macro2[4c965e0f20902204]::imp::Ident>::new_checked
[INFO] [stderr]     19:     0x6090c7323127 - <proc_macro2[4c965e0f20902204]::Ident>::new
[INFO] [stderr]     20:     0x6090c70a7ae6 - <bindgen[e55e510b62ef7374]::ir::context::BindgenContext>::rust_ident_raw::<alloc[28d2dab30c1dc666]::borrow::Cow<str>>
[INFO] [stderr]     21:     0x6090c70a7440 - <bindgen[e55e510b62ef7374]::ir::context::BindgenContext>::rust_ident::<&alloc[28d2dab30c1dc666]::string::String>
[INFO] [stderr]     22:     0x6090c7069bb6 - <bindgen[e55e510b62ef7374]::ir::enum_ty::Enum as bindgen[e55e510b62ef7374]::codegen::CodeGenerator>::codegen
[INFO] [stderr]     23:     0x6090c70618fe - <bindgen[e55e510b62ef7374]::ir::ty::Type as bindgen[e55e510b62ef7374]::codegen::CodeGenerator>::codegen
[INFO] [stderr]     24:     0x6090c70dd688 - <bindgen[e55e510b62ef7374]::ir::item::Item as bindgen[e55e510b62ef7374]::codegen::CodeGenerator>::codegen
[INFO] [stderr]     25:     0x6090c6fe8135 - <bindgen[e55e510b62ef7374]::ir::module::Module as bindgen[e55e510b62ef7374]::codegen::CodeGenerator>::codegen::{closure#0}
[INFO] [stderr]     26:     0x6090c7060cda - <bindgen[e55e510b62ef7374]::ir::module::Module as bindgen[e55e510b62ef7374]::codegen::CodeGenerator>::codegen
[INFO] [stderr]     27:     0x6090c70dd66d - <bindgen[e55e510b62ef7374]::ir::item::Item as bindgen[e55e510b62ef7374]::codegen::CodeGenerator>::codegen
[INFO] [stderr]     28:     0x6090c6fe799c - bindgen[e55e510b62ef7374]::codegen::codegen::{closure#0}
[INFO] [stderr]     29:     0x6090c70a8d68 - <bindgen[e55e510b62ef7374]::ir::context::BindgenContext>::gen::<bindgen[e55e510b62ef7374]::codegen::codegen::{closure#0}, alloc[28d2dab30c1dc666]::vec::Vec<proc_macro2[4c965e0f20902204]::TokenStream>>
[INFO] [stderr]     30:     0x6090c6ff362f - bindgen[e55e510b62ef7374]::codegen::codegen
[INFO] [stderr]     31:     0x6090c710a2d8 - <bindgen[e55e510b62ef7374]::Bindings>::generate
[INFO] [stderr]     32:     0x6090c710708f - <bindgen[e55e510b62ef7374]::Builder>::generate
[INFO] [stderr]     33:     0x6090c6f40bc4 - build_script_build[bd902d6947a9019c]::bindgen_rocksdb
[INFO] [stderr]     34:     0x6090c6f41cfc - build_script_build[bd902d6947a9019c]::main
[INFO] [stderr]     35:     0x6090c6f44413 - <fn() as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     36:     0x6090c6f3e996 - std[e72de78501789eb0]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     37:     0x6090c6f3f109 - std[e72de78501789eb0]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     38:     0x6090c7365da4 - <&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     39:     0x6090c7365da4 - std[e72de78501789eb0]::panicking::catch_unwind::do_call::<&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40
[INFO] [stderr]     40:     0x6090c7365da4 - std[e72de78501789eb0]::panicking::catch_unwind::<i32, &dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19
[INFO] [stderr]     41:     0x6090c7365da4 - std[e72de78501789eb0]::panic::catch_unwind::<&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14
[INFO] [stderr]     42:     0x6090c7365da4 - std[e72de78501789eb0]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:175:24
[INFO] [stderr]     43:     0x6090c7365da4 - std[e72de78501789eb0]::panicking::catch_unwind::do_call::<std[e72de78501789eb0]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40
[INFO] [stderr]     44:     0x6090c7365da4 - std[e72de78501789eb0]::panicking::catch_unwind::<isize, std[e72de78501789eb0]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19
[INFO] [stderr]     45:     0x6090c7365da4 - std[e72de78501789eb0]::panic::catch_unwind::<std[e72de78501789eb0]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14
[INFO] [stderr]     46:     0x6090c7365da4 - std[e72de78501789eb0]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:171:5
[INFO] [stderr]     47:     0x6090c6f3e911 - std[e72de78501789eb0]::rt::lang_start::<()>
[INFO] [stderr]     48:     0x6090c6f446a5 - main
[INFO] [stderr]     49:     0x795ef5c491ca - <unknown>
[INFO] [stderr]     50:     0x795ef5c4928b - __libc_start_main
[INFO] [stderr]     51:     0x6090c6f3d2b5 - _start
[INFO] [stderr]     52:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "565f7cddffbe04e93d106d6a878bcc434ae91da847a0ae8a92cdfae50499e24b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "565f7cddffbe04e93d106d6a878bcc434ae91da847a0ae8a92cdfae50499e24b", kill_on_drop: false }`
[INFO] [stdout] 565f7cddffbe04e93d106d6a878bcc434ae91da847a0ae8a92cdfae50499e24b