[INFO] fetching crate usbfs-sys 0.1.0...
[INFO] building usbfs-sys-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate usbfs-sys 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate usbfs-sys 0.1.0
[INFO] finished tweaking crates.io crate usbfs-sys 0.1.0
[INFO] tweaked toml for crates.io crate usbfs-sys 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate usbfs-sys 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 57 packages to latest compatible versions
[INFO] [stderr]       Adding bindgen v0.46.0 (available: v0.72.1)
[INFO] [stderr]       Adding nix v0.12.1 (available: v0.30.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4868abc615c8a12c71147aeab46b4005a35c97e4eb65fb06d67f2c3668873635
[INFO] running `Command { std: "docker" "start" "-a" "4868abc615c8a12c71147aeab46b4005a35c97e4eb65fb06d67f2c3668873635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4868abc615c8a12c71147aeab46b4005a35c97e4eb65fb06d67f2c3668873635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4868abc615c8a12c71147aeab46b4005a35c97e4eb65fb06d67f2c3668873635", kill_on_drop: false }`
[INFO] [stdout] 4868abc615c8a12c71147aeab46b4005a35c97e4eb65fb06d67f2c3668873635
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0412ecd7887fef51335380f15537e28ce0cb358c79123168aec64e47dd1386b
[INFO] running `Command { std: "docker" "start" "-a" "a0412ecd7887fef51335380f15537e28ce0cb358c79123168aec64e47dd1386b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling bindgen v0.46.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling nix v0.12.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling usbfs-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `usbfs-sys v0.1.0 (/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/usbfs-sys-ce6a561180570aca/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (1427) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.4.30/src/fallback.rs:594:9:
[INFO] [stderr]   "urb_union_(anonymous_at_/usr/include/linux/usbdevice_fs_h_126_2)" is not a valid Ident
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x59ea93009502 - std::backtrace_rs::backtrace::libunwind::trace::h99ff5752a7301b61
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x59ea93009502 - std::backtrace_rs::backtrace::trace_unsynchronized::h9703f67ee3d8bde4
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x59ea93009502 - std::sys::backtrace::_print_fmt::h8519833aba8d197b
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x59ea93009502 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h2212f3765287aa3c
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x59ea9301a61f - core::fmt::rt::Argument::fmt::h3b42cc36ff36d45c
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x59ea9301a61f - core::fmt::write::he00b92b9582c1fe6
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x59ea92fdc1b1 - std::io::default_write_fmt::h20b9b23e0b407dd4
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x59ea92fdc1b1 - std::io::Write::write_fmt::h4a31dcab881658aa
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x59ea92fe6c02 - std::sys::backtrace::BacktraceLock::print::h88b4e5cf8cc5573c
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x59ea92fe969f - std::panicking::default_hook::{{closure}}::h59b171bf4b799798
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x59ea92fe94f9 - std::panicking::default_hook::h518e81d9a9e2c2c5
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x59ea92fe9d25 - std::panicking::panic_with_hook::h6c76fcfbe64ae67c
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x59ea92fe9bba - std::panicking::panic_handler::{{closure}}::h2ff4617091b05450
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x59ea92fe6d49 - std::sys::backtrace::__rust_end_short_backtrace::he93810e6790d1c15
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x59ea92fd07fd - __rustc[552020a2b822d25f]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x59ea930247b0 - core::panicking::panic_fmt::hd2d793968eae26aa
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/core/src/panicking.rs:78:14
[INFO] [stderr]     16:     0x59ea92ecf74f - proc_macro2::fallback::validate_ident::hba15ca5291f574d9
[INFO] [stderr]     17:     0x59ea92ed1e71 - proc_macro2::fallback::Ident::_new::he6f814fe2ce7556b
[INFO] [stderr]     18:     0x59ea92ed1e2f - proc_macro2::fallback::Ident::new::hcb67ecd931292fa7
[INFO] [stderr]     19:     0x59ea92ec8018 - proc_macro2::Ident::new::hb192d0c9b0b8e17b
[INFO] [stderr]     20:     0x59ea92be8455 - bindgen::ir::context::BindgenContext::rust_ident_raw::h6869fa6a6c46654c
[INFO] [stderr]     21:     0x59ea92be6340 - bindgen::ir::context::BindgenContext::rust_ident::h09e151d99bebf93b
[INFO] [stderr]     22:     0x59ea92c0bb90 - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::h8d50af11eb263719
[INFO] [stderr]     23:     0x59ea92c5bfb5 - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::hab595576557576f2
[INFO] [stderr]     24:     0x59ea92c39695 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h5365c0f7a3999cba
[INFO] [stderr]     25:     0x59ea92c13b98 - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::h8d50af11eb263719
[INFO] [stderr]     26:     0x59ea92c5bfb5 - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::hab595576557576f2
[INFO] [stderr]     27:     0x59ea92c39695 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h5365c0f7a3999cba
[INFO] [stderr]     28:     0x59ea92b5a16d - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::{{closure}}::ha9d7b49c27415d2a
[INFO] [stderr]     29:     0x59ea92c7fcad - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::h046019041d5232be
[INFO] [stderr]     30:     0x59ea92c3966d - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h5365c0f7a3999cba
[INFO] [stderr]     31:     0x59ea92b655f5 - bindgen::codegen::codegen::{{closure}}::hae4a3765a06b75d8
[INFO] [stderr]     32:     0x59ea92bf36c8 - bindgen::ir::context::BindgenContext::gen::he8c02859ef94bd1e
[INFO] [stderr]     33:     0x59ea92b64d5d - bindgen::codegen::codegen::h33c0d1e86a51912c
[INFO] [stderr]     34:     0x59ea92c8897d - bindgen::Bindings::generate::h2193907ad6acc21a
[INFO] [stderr]     35:     0x59ea92c8538d - bindgen::Builder::generate::hc1bf4d4fd75c95ac
[INFO] [stderr]     36:     0x59ea92b233a2 - build_script_build::main::h8d0609941b468548
[INFO] [stderr]     37:     0x59ea92b23e73 - core::ops::function::FnOnce::call_once::hf3035c0a4b26ce8a
[INFO] [stderr]     38:     0x59ea92b23d66 - std::sys::backtrace::__rust_begin_short_backtrace::hdad91c4d2b884466
[INFO] [stderr]     39:     0x59ea92b23d49 - std::rt::lang_start::{{closure}}::h411f33eefa6d3b48
[INFO] [stderr]     40:     0x59ea92fddbc0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h64f1c33f2a77ce68
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     41:     0x59ea92fddbc0 - std::panicking::catch_unwind::do_call::h5854891e24f1d732
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:590:40
[INFO] [stderr]     42:     0x59ea92fddbc0 - std::panicking::catch_unwind::h3c89ba6804b7ef45
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:553:19
[INFO] [stderr]     43:     0x59ea92fddbc0 - std::panic::catch_unwind::hc239b1f0bd06c7e7
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panic.rs:359:14
[INFO] [stderr]     44:     0x59ea92fddbc0 - std::rt::lang_start_internal::{{closure}}::ha9d8fb8253d749d7
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/rt.rs:175:24
[INFO] [stderr]     45:     0x59ea92fddbc0 - std::panicking::catch_unwind::do_call::h428a277c0848e71c
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:590:40
[INFO] [stderr]     46:     0x59ea92fddbc0 - std::panicking::catch_unwind::hd0989b6642f7ad81
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:553:19
[INFO] [stderr]     47:     0x59ea92fddbc0 - std::panic::catch_unwind::hff4afb10b723ad75
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panic.rs:359:14
[INFO] [stderr]     48:     0x59ea92fddbc0 - std::rt::lang_start_internal::h5e6155dfabba704f
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/rt.rs:171:5
[INFO] [stderr]     49:     0x59ea92b23d31 - std::rt::lang_start::h838827c54e9937d8
[INFO] [stderr]     50:     0x59ea92b25775 - main
[INFO] [stderr]     51:     0x71d4df0421ca - <unknown>
[INFO] [stderr]     52:     0x71d4df04228b - __libc_start_main
[INFO] [stderr]     53:     0x59ea92b22fa5 - _start
[INFO] [stderr]     54:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "a0412ecd7887fef51335380f15537e28ce0cb358c79123168aec64e47dd1386b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0412ecd7887fef51335380f15537e28ce0cb358c79123168aec64e47dd1386b", kill_on_drop: false }`
[INFO] [stdout] a0412ecd7887fef51335380f15537e28ce0cb358c79123168aec64e47dd1386b