[INFO] fetching crate usbfs-sys 0.1.0...
[INFO] checking usbfs-sys-0.1.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[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 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 64 packages to latest compatible versions
[INFO] [stderr]       Adding bindgen v0.46.0 (available: v0.72.0)
[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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0829392ad8be3ff13df628ba2c2adabcb864a65873c861a4ada9643edb4fa0b
[INFO] running `Command { std: "docker" "start" "-a" "b0829392ad8be3ff13df628ba2c2adabcb864a65873c861a4ada9643edb4fa0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0829392ad8be3ff13df628ba2c2adabcb864a65873c861a4ada9643edb4fa0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0829392ad8be3ff13df628ba2c2adabcb864a65873c861a4ada9643edb4fa0b", kill_on_drop: false }`
[INFO] [stdout] b0829392ad8be3ff13df628ba2c2adabcb864a65873c861a4ada9643edb4fa0b
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d30675e8d168222c8f639743e23ee1a1bdcc19511a6f13e77ca7a1f745f7f03e
[INFO] running `Command { std: "docker" "start" "-a" "d30675e8d168222c8f639743e23ee1a1bdcc19511a6f13e77ca7a1f745f7f03e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.25
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling bindgen v0.46.0
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling nix v0.12.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling backtrace v0.3.75
[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-3ac5c8043d3d135c/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/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:     0x556fc0a89122 - 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:     0x556fc0a89122 - 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:     0x556fc0a89122 - std::sys::backtrace::_print_fmt::h417d2e15f697175b
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x556fc0a89122 - <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:     0x556fc0aaf5b3 - core::fmt::rt::Argument::fmt::h93dad83eea6b1735
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x556fc0aaf5b3 - core::fmt::write::hfc80a741b320fdf6
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/fmt/mod.rs:1465:25
[INFO] [stderr]      6:     0x556fc0a862d3 - std::io::default_write_fmt::h4f50706d79e0ad9c
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x556fc0a862d3 - std::io::Write::write_fmt::h4ea6a86049496d1c
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x556fc0a88f72 - std::sys::backtrace::BacktraceLock::print::h1cbd12f8d7a3dd2a
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x556fc0a8a236 - std::panicking::default_hook::{{closure}}::h05e45c6f75ebd415
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x556fc0a8a039 - std::panicking::default_hook::h282f20b2a278c2b0
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x556fc0a8ac42 - std::panicking::rust_panic_with_hook::h36eb92d284238d72
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x556fc0a8a9da - std::panicking::begin_panic_handler::{{closure}}::h880cd2442ca41755
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:706:13
[INFO] [stderr]     13:     0x556fc0a89629 - std::sys::backtrace::__rust_end_short_backtrace::hea32aba5814406f8
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x556fc0a8a66d - __rustc[e8bfc998c4eccd70]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x556fc0aad910 - core::panicking::panic_fmt::h507f02bb0d23e89f
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x556fc095c26f - proc_macro2::fallback::validate_ident::hf647245609e11d3c
[INFO] [stderr]     17:     0x556fc095bff1 - proc_macro2::fallback::Ident::_new::h40c7b25feaa58333
[INFO] [stderr]     18:     0x556fc095c04f - proc_macro2::fallback::Ident::new::h457f9a22d4b3e225
[INFO] [stderr]     19:     0x556fc095a868 - proc_macro2::Ident::new::h02c82bcec388b461
[INFO] [stderr]     20:     0x556fc06b0735 - bindgen::ir::context::BindgenContext::rust_ident_raw::h1c1657658abcb990
[INFO] [stderr]     21:     0x556fc06b0410 - bindgen::ir::context::BindgenContext::rust_ident::h9e5159fbe402a3ee
[INFO] [stderr]     22:     0x556fc0688e56 - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::hb563eb3fc2326416
[INFO] [stderr]     23:     0x556fc06e522c - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::h6009926950c0d4f5
[INFO] [stderr]     24:     0x556fc0706da6 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h9cb7e39aff487719
[INFO] [stderr]     25:     0x556fc0691249 - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::hb563eb3fc2326416
[INFO] [stderr]     26:     0x556fc06e522c - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::h6009926950c0d4f5
[INFO] [stderr]     27:     0x556fc0706da6 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h9cb7e39aff487719
[INFO] [stderr]     28:     0x556fc06c9d9d - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::{{closure}}::he5995366caea4326
[INFO] [stderr]     29:     0x556fc06c8d85 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::h7983d5715fc6d81d
[INFO] [stderr]     30:     0x556fc0706d87 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h9cb7e39aff487719
[INFO] [stderr]     31:     0x556fc06d80c9 - bindgen::codegen::codegen::{{closure}}::h9a11be4277eaba47
[INFO] [stderr]     32:     0x556fc06b3038 - bindgen::ir::context::BindgenContext::gen::h463632cd67284bec
[INFO] [stderr]     33:     0x556fc06d780d - bindgen::codegen::codegen::h3d9b2f0fb4f9447d
[INFO] [stderr]     34:     0x556fc065e6f1 - bindgen::Bindings::generate::h07edb1d30d5f154e
[INFO] [stderr]     35:     0x556fc065bf8b - bindgen::Builder::generate::hb98fb911bf67a9d7
[INFO] [stderr]     36:     0x556fc05ad4f2 - build_script_build::main::hc0687dd115789afb
[INFO] [stderr]     37:     0x556fc05aba63 - core::ops::function::FnOnce::call_once::hdb8547b9011c0335
[INFO] [stderr]     38:     0x556fc05ab956 - std::sys::backtrace::__rust_begin_short_backtrace::h488a89502b44de06
[INFO] [stderr]     39:     0x556fc05ab939 - std::rt::lang_start::{{closure}}::h3b3178880d2e5eaf
[INFO] [stderr]     40:     0x556fc0a81c00 - 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]     41:     0x556fc0a81c00 - std::panicking::catch_unwind::do_call::h296e94a1c4e3d78c
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:589:40
[INFO] [stderr]     42:     0x556fc0a81c00 - std::panicking::catch_unwind::hcc60b8b41a431974
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:552:19
[INFO] [stderr]     43:     0x556fc0a81c00 - std::panic::catch_unwind::hfde220fef6750e01
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panic.rs:359:14
[INFO] [stderr]     44:     0x556fc0a81c00 - std::rt::lang_start_internal::{{closure}}::h8a2acae78735c9ef
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/rt.rs:175:24
[INFO] [stderr]     45:     0x556fc0a81c00 - std::panicking::catch_unwind::do_call::hd03928f4e997613a
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:589:40
[INFO] [stderr]     46:     0x556fc0a81c00 - std::panicking::catch_unwind::hf7cbafaef6e89ea3
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:552:19
[INFO] [stderr]     47:     0x556fc0a81c00 - std::panic::catch_unwind::hf1ae9b7d8b7c2036
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panic.rs:359:14
[INFO] [stderr]     48:     0x556fc0a81c00 - std::rt::lang_start_internal::h1c97a48421de4504
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/rt.rs:171:5
[INFO] [stderr]     49:     0x556fc05ab921 - std::rt::lang_start::h20e14ae0d3c601b1
[INFO] [stderr]     50:     0x556fc05ad7a5 - main
[INFO] [stderr]     51:     0x7218d82f01ca - <unknown>
[INFO] [stderr]     52:     0x7218d82f028b - __libc_start_main
[INFO] [stderr]     53:     0x556fc05aafd5 - _start
[INFO] [stderr]     54:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "d30675e8d168222c8f639743e23ee1a1bdcc19511a6f13e77ca7a1f745f7f03e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d30675e8d168222c8f639743e23ee1a1bdcc19511a6f13e77ca7a1f745f7f03e", kill_on_drop: false }`
[INFO] [stdout] d30675e8d168222c8f639743e23ee1a1bdcc19511a6f13e77ca7a1f745f7f03e