[INFO] crate libmodbus-sys 0.8.0 is already in cache
[INFO] extracting crate libmodbus-sys 0.8.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/libmodbus-sys/0.8.0
[INFO] extracting crate libmodbus-sys 0.8.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/libmodbus-sys/0.8.0
[INFO] validating manifest of libmodbus-sys-0.8.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of libmodbus-sys-0.8.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing libmodbus-sys-0.8.0
[INFO] finished frobbing libmodbus-sys-0.8.0
[INFO] frobbed toml for libmodbus-sys-0.8.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/libmodbus-sys/0.8.0/Cargo.toml
[INFO] started frobbing libmodbus-sys-0.8.0
[INFO] finished frobbing libmodbus-sys-0.8.0
[INFO] frobbed toml for libmodbus-sys-0.8.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/libmodbus-sys/0.8.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing libmodbus-sys-0.8.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/libmodbus-sys/0.8.0:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] b5f8786bcc0600c7dc2dc30ae12bf6c4b66c78cc59953fdf3c331b12279cfdec
[INFO] running `"docker" "start" "-a" "b5f8786bcc0600c7dc2dc30ae12bf6c4b66c78cc59953fdf3c331b12279cfdec"`
[INFO] [stderr]    Compiling libmodbus-sys v0.8.0 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `libmodbus-sys v0.8.0 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/libmodbus-sys-7e9ef3c4d20ba296/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] CARGO_CFG_TARGET_FEATURE = Some("fxsr,sse,sse2")
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] autom4te: cannot create autom4te.cache: No such file or directory
[INFO] [stderr] aclocal: error: echo failed with exit status: 1
[INFO] [stderr] autoreconf: aclocal failed with exit status: 1
[INFO] [stderr] thread 'main' panicked at 'Generating configure', build.rs:126:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55a5951348a3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x55a59512fcbb - std::sys_common::backtrace::_print::h49a82ae9552e35c7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x55a595133646 - std::panicking::default_hook::{{closure}}::he20974adbefcc046
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x55a5951333d9 - std::panicking::default_hook::he4af6af4ac7fef7b
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x55a595133cef - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x55a595119a17 - std::panicking::begin_panic::hdeb4b0bd651d478e
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:408
[INFO] [stderr]    6:     0x55a5950af3ef - build_script_build::run_command::hf5c8c2c9180f795d
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:126
[INFO] [stderr]    7:     0x55a5950aecca - build_script_build::main::hf1d14c70dd5206d4
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:75
[INFO] [stderr]    8:     0x55a5950ad09f - std::rt::lang_start::{{closure}}::h7f163bd56790265e
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64
[INFO] [stderr]    9:     0x55a5951336f2 - std::panicking::try::do_call::hc3d8373a0b215f51
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   10:     0x55a59513aac9 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   11:     0x55a5951341fc - std::rt::lang_start_internal::he5218c8b95d395f2
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   12:     0x55a5950ad078 - std::rt::lang_start::h469112fff7a26d09
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64
[INFO] [stderr]   13:     0x55a5950af429 - main
[INFO] [stderr]   14:     0x7fd3d86b12e0 - __libc_start_main
[INFO] [stderr]   15:     0x55a5950ace89 - _start
[INFO] [stderr]   16:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "b5f8786bcc0600c7dc2dc30ae12bf6c4b66c78cc59953fdf3c331b12279cfdec"`
[INFO] running `"docker" "rm" "-f" "b5f8786bcc0600c7dc2dc30ae12bf6c4b66c78cc59953fdf3c331b12279cfdec"`
[INFO] [stdout] b5f8786bcc0600c7dc2dc30ae12bf6c4b66c78cc59953fdf3c331b12279cfdec