[INFO] crate sigar 0.0.2 is already in cache
[INFO] extracting crate sigar 0.0.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/sigar/0.0.2
[INFO] extracting crate sigar 0.0.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/sigar/0.0.2
[INFO] validating manifest of sigar-0.0.2 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 sigar-0.0.2 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 sigar-0.0.2
[INFO] finished frobbing sigar-0.0.2
[INFO] frobbed toml for sigar-0.0.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/sigar/0.0.2/Cargo.toml
[INFO] started frobbing sigar-0.0.2
[INFO] finished frobbing sigar-0.0.2
[INFO] frobbed toml for sigar-0.0.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/sigar/0.0.2/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 sigar-0.0.2 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/sigar/0.0.2:/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] ef675e2d823066547eb95f2669d62defaf863b52f3947215188fb0fb280d520c
[INFO] running `"docker" "start" "-a" "ef675e2d823066547eb95f2669d62defaf863b52f3947215188fb0fb280d520c"`
[INFO] [stderr]    Compiling sigar v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::slice::SliceConcatExt::connect': renamed to join
[INFO] [stderr]   --> build.rs:38:31
[INFO] [stderr]    |
[INFO] [stderr] 38 |             .arg(&config_opts.connect(" "))
[INFO] [stderr]    |                               ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `sigar v0.0.2 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/sigar-b939dd8400cbf35c/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] running: "sh" "-c" "/opt/crater/workdir/sigar/autogen.sh"
[INFO] [stderr] /opt/crater/workdir/sigar/autogen.sh: running `libtoolize --copy --force' 
[INFO] [stderr] libtoolize: putting auxiliary files in '.'.
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] libtoolize:   error: copying '/usr/share/libtool/build-aux/ltmain.sh' to './' failed
[INFO] [stderr] libtoolize:   error: Failed to create 'm4'
[INFO] [stderr] thread 'main' panicked at 'assertion failed: cmd.stdout(Stdio::inherit()).stderr(Stdio::inherit()).status().unwrap().success()', build.rs:63:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55d93a02f62b - 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:     0x55d93a02f62b - 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:     0x55d93a02f62b - std::sys_common::backtrace::_print::h527254ae44989167
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55d93a02f62b - std::sys_common::backtrace::print::he85dd5ddddf46503
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55d93a02f62b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x55d93a02f307 - std::panicking::default_hook::h2ca0f9a30a0e206b
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x55d93a02fcf0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x55d93a0161d8 - std::panicking::begin_panic::h38ee8cc6216df8c4
[INFO] [stderr]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:411
[INFO] [stderr]    8:     0x55d939fdccf8 - build_script_build::run::he831281c2d921b79
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:63
[INFO] [stderr]    9:     0x55d939fdbbd6 - build_script_build::main::h42637a69efdea5fb
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:21
[INFO] [stderr]   10:     0x55d939fddd60 - std::rt::lang_start::{{closure}}::hce9922904ff079a8
[INFO] [stderr]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64
[INFO] [stderr]   11:     0x55d93a02f743 - std::rt::lang_start_internal::{{closure}}::h447d8812e3ee306d
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   12:     0x55d93a02f743 - std::panicking::try::do_call::h4a61cb372364c745
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   13:     0x55d93a03654a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   14:     0x55d93a0301fd - std::panicking::try::hdf71f938885bca42
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   15:     0x55d93a0301fd - std::panic::catch_unwind::h7e85dbf162b1611a
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   16:     0x55d93a0301fd - std::rt::lang_start_internal::h1e06cc26b9fc25ea
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   17:     0x55d939fddd39 - std::rt::lang_start::ha6645fc80a811b73
[INFO] [stderr]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64
[INFO] [stderr]   18:     0x55d939fdcd2a - main
[INFO] [stderr]   19:     0x7f9ba019e2e1 - __libc_start_main
[INFO] [stderr]   20:     0x55d939fd9d6a - _start
[INFO] [stderr]   21:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "ef675e2d823066547eb95f2669d62defaf863b52f3947215188fb0fb280d520c"`
[INFO] running `"docker" "rm" "-f" "ef675e2d823066547eb95f2669d62defaf863b52f3947215188fb0fb280d520c"`
[INFO] [stdout] ef675e2d823066547eb95f2669d62defaf863b52f3947215188fb0fb280d520c