[INFO] crate cfs-sys 0.1.0 is already in cache
[INFO] extracting crate cfs-sys 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/cfs-sys/0.1.0
[INFO] extracting crate cfs-sys 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cfs-sys/0.1.0
[INFO] validating manifest of cfs-sys-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cfs-sys-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cfs-sys-0.1.0
[INFO] finished frobbing cfs-sys-0.1.0
[INFO] frobbed toml for cfs-sys-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/cfs-sys/0.1.0/Cargo.toml
[INFO] started frobbing cfs-sys-0.1.0
[INFO] finished frobbing cfs-sys-0.1.0
[INFO] frobbed toml for cfs-sys-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cfs-sys/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing cfs-sys-0.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cfs-sys/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 5aef96146a0ae35c0eeee06d1c6794cd515a0aa794c037abae1f24c0ff05a4dc
[INFO] running `"docker" "start" "-a" "5aef96146a0ae35c0eeee06d1c6794cd515a0aa794c037abae1f24c0ff05a4dc"`
[INFO] [stderr]    Compiling bindgen v0.26.3
[INFO] [stderr]    Compiling cfs-sys v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `cfs-sys v0.1.0 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/cfs-sys-ca8265ba42dd1de5/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: NotPresent', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x563fa85c7a9b - backtrace::backtrace::libunwind::trace::hfe5db90796807973
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x563fa85c7a9b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x563fa85c7a9b - std::sys_common::backtrace::_print::h527254ae44989167
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x563fa85c7a9b - std::sys_common::backtrace::print::he85dd5ddddf46503
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x563fa85c7a9b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x563fa85c7777 - std::panicking::default_hook::h2ca0f9a30a0e206b
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x563fa85c81b0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x563fa85c7d32 - std::panicking::continue_panic_fmt::hc0f142c930c846fc
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x563fa85c7c16 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:311
[INFO] [stderr]    9:     0x563fa85e67bd - core::panicking::panic_fmt::h2daf88b2616ca2b2
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x563fa8109d58 - core::result::unwrap_failed::he013ccccfd1b9cb9
[INFO] [stderr]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18
[INFO] [stderr]   11:     0x563fa8125ed0 - core::result::Result<T,E>::unwrap::h76555e9eaa1ea8b0
[INFO] [stderr]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800
[INFO] [stderr]   12:     0x563fa7ccffd1 - build_script_build::with_dir::h23b405acaadb1b3d
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:11
[INFO] [stderr]   13:     0x563fa7cd0871 - build_script_build::main::h3393d065837823ab
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:42
[INFO] [stderr]   14:     0x563fa7cd5410 - std::rt::lang_start::{{closure}}::ha1c809986dd3f7c7
[INFO] [stderr]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64
[INFO] [stderr]   15:     0x563fa85c7bb3 - std::rt::lang_start_internal::{{closure}}::h447d8812e3ee306d
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   16:     0x563fa85c7bb3 - std::panicking::try::do_call::h4a61cb372364c745
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   17:     0x563fa85ceada - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   18:     0x563fa85c86bd - std::panicking::try::hdf71f938885bca42
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   19:     0x563fa85c86bd - std::panic::catch_unwind::h7e85dbf162b1611a
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   20:     0x563fa85c86bd - std::rt::lang_start_internal::h1e06cc26b9fc25ea
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   21:     0x563fa7cd53e9 - std::rt::lang_start::h1fc87e965cddf9a8
[INFO] [stderr]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64
[INFO] [stderr]   22:     0x563fa7cd27da - main
[INFO] [stderr]   23:     0x7efff23a72e1 - __libc_start_main
[INFO] [stderr]   24:     0x563fa7ccfe2a - _start
[INFO] [stderr]   25:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "5aef96146a0ae35c0eeee06d1c6794cd515a0aa794c037abae1f24c0ff05a4dc"`
[INFO] running `"docker" "rm" "-f" "5aef96146a0ae35c0eeee06d1c6794cd515a0aa794c037abae1f24c0ff05a4dc"`
[INFO] [stdout] 5aef96146a0ae35c0eeee06d1c6794cd515a0aa794c037abae1f24c0ff05a4dc