[INFO] fetching crate torch-sys 0.1.0...
[INFO] extracting crate torch-sys 0.1.0 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/torch-sys/0.1.0
[INFO] extracting crate torch-sys 0.1.0 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/torch-sys/0.1.0
[INFO] validating manifest of torch-sys-0.1.0 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of torch-sys-0.1.0 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing torch-sys-0.1.0
[INFO] finished frobbing torch-sys-0.1.0
[INFO] frobbed toml for torch-sys-0.1.0 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/torch-sys/0.1.0/Cargo.toml
[INFO] started frobbing torch-sys-0.1.0
[INFO] finished frobbing torch-sys-0.1.0
[INFO] frobbed toml for torch-sys-0.1.0 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/torch-sys/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking torch-sys-0.1.0 against try#8ec8125bea94852768b56958f05da47666c21ab0 for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-3/try#8ec8125bea94852768b56958f05da47666c21ab0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/torch-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=forbid" "-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" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 356c57987eb495415f970b824b9e62730f6e8b17a73e0d5b4966c85d35229f8e
[INFO] running `"docker" "start" "-a" "356c57987eb495415f970b824b9e62730f6e8b17a73e0d5b4966c85d35229f8e"`
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling socket2 v0.3.9
[INFO] [stderr]    Compiling curl-sys v0.4.19
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling libflate v0.1.24
[INFO] [stderr]    Compiling curl v0.4.22
[INFO] [stderr]    Compiling zip v0.5.2
[INFO] [stderr]    Compiling torch-sys v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `torch-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/torch-sys-7bc9e4bee12a8fd2/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Error { description: "Couldn\'t resolve host name", code: 6, extra: None }
[INFO] [stderr] 
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0: failure::backtrace::internal::InternalBacktrace::new::h14aa422e9fd0bf37 (0x556212a962e1)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44
[INFO] [stderr]    1: failure::backtrace::Backtrace::new::h2c979ad10601d122 (0x556212a9608e)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111
[INFO] [stderr]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h3a54a5632ea029b9 (0x55621293734c)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19
[INFO] [stderr]    3: <failure::error::Error as core::convert::From<F>>::from::h7934b291dc2051e7 (0x55621292afb8)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36
[INFO] [stderr]    4: build_script_build::download::h461d3856a0b57235 (0x55621292b7af)
[INFO] [stderr]              at /opt/crater/workdir/build.rs:30
[INFO] [stderr]    5: build_script_build::prepare_libtorch_dir::h4161806bc36ea641 (0x55621292da4b)
[INFO] [stderr]              at /opt/crater/workdir/build.rs:106
[INFO] [stderr]    6: build_script_build::main::h0a1d9af6adc57a91 (0x55621292e5f1)
[INFO] [stderr]              at /opt/crater/workdir/build.rs:143
[INFO] [stderr]    7: std::rt::lang_start::{{closure}}::h2eaeb0e8aacf144d (0x556212927880)
[INFO] [stderr]              at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libstd/rt.rs:64
[INFO] [stderr]    8: std::rt::lang_start_internal::{{closure}}::h358a76ea39d8997f (0x556212ae7f53)
[INFO] [stderr]              at src/libstd/rt.rs:49
[INFO] [stderr]       std::panicking::try::do_call::h1fdcc0a978075552
[INFO] [stderr]              at src/libstd/panicking.rs:294
[INFO] [stderr]    9: __rust_maybe_catch_panic (0x556212af10ba)
[INFO] [stderr]              at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   10: std::panicking::try::hd48ddd0547e22f90 (0x556212ae8b1d)
[INFO] [stderr]              at src/libstd/panicking.rs:273
[INFO] [stderr]       std::panic::catch_unwind::heb66ca2bf3960f9b
[INFO] [stderr]              at src/libstd/panic.rs:388
[INFO] [stderr]       std::rt::lang_start_internal::h7208f2146229fed7
[INFO] [stderr]              at src/libstd/rt.rs:48
[INFO] [stderr]   11: std::rt::lang_start::h6e57489e7fb56be6 (0x556212927859)
[INFO] [stderr]              at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libstd/rt.rs:64
[INFO] [stderr]   12: main (0x55621292e90a)
[INFO] [stderr]   13: __libc_start_main (0x7f4878ac12e1)
[INFO] [stderr]   14: _start (0x55621291a36a)
[INFO] [stderr]   15: <unknown> (0x0)', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x556212ae7ddb - backtrace::backtrace::libunwind::trace::h65f453dfe0027df1
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x556212ae7ddb - backtrace::backtrace::trace_unsynchronized::hcf757005c6accfed
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x556212ae7ddb - std::sys_common::backtrace::_print::h3230a9d2592a2eba
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x556212ae7ddb - std::sys_common::backtrace::print::h19f579688627ee7e
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x556212ae7ddb - std::panicking::default_hook::{{closure}}::h472b43365b331815
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    5:     0x556212ae7ab7 - std::panicking::default_hook::h0857821e5ff5a369
[INFO] [stderr]                                at src/libstd/panicking.rs:212
[INFO] [stderr]    6:     0x556212ae8550 - std::panicking::rust_panic_with_hook::ha9d31dc2aa8d852d
[INFO] [stderr]                                at src/libstd/panicking.rs:475
[INFO] [stderr]    7:     0x556212ae80d2 - std::panicking::continue_panic_fmt::hf0afac1d5f249c91
[INFO] [stderr]                                at src/libstd/panicking.rs:382
[INFO] [stderr]    8:     0x556212ae7fb6 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:309
[INFO] [stderr]    9:     0x556212b049dd - core::panicking::panic_fmt::h0c0cb0551736f849
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x5562129384b5 - core::result::unwrap_failed::hb0a4c22f8058749d
[INFO] [stderr]                                at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libcore/macros.rs:18
[INFO] [stderr]   11:     0x55621293914b - core::result::Result<T,E>::unwrap::h1134cec1f3f6bdb3
[INFO] [stderr]                                at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libcore/result.rs:800
[INFO] [stderr]   12:     0x55621292da78 - build_script_build::prepare_libtorch_dir::h4161806bc36ea641
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:106
[INFO] [stderr]   13:     0x55621292e5f1 - build_script_build::main::h0a1d9af6adc57a91
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:143
[INFO] [stderr]   14:     0x556212927880 - std::rt::lang_start::{{closure}}::h2eaeb0e8aacf144d
[INFO] [stderr]                                at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libstd/rt.rs:64
[INFO] [stderr]   15:     0x556212ae7f53 - std::rt::lang_start_internal::{{closure}}::h358a76ea39d8997f
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   16:     0x556212ae7f53 - std::panicking::try::do_call::h1fdcc0a978075552
[INFO] [stderr]                                at src/libstd/panicking.rs:294
[INFO] [stderr]   17:     0x556212af10ba - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   18:     0x556212ae8b1d - std::panicking::try::hd48ddd0547e22f90
[INFO] [stderr]                                at src/libstd/panicking.rs:273
[INFO] [stderr]   19:     0x556212ae8b1d - std::panic::catch_unwind::heb66ca2bf3960f9b
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   20:     0x556212ae8b1d - std::rt::lang_start_internal::h7208f2146229fed7
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   21:     0x556212927859 - std::rt::lang_start::h6e57489e7fb56be6
[INFO] [stderr]                                at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libstd/rt.rs:64
[INFO] [stderr]   22:     0x55621292e90a - main
[INFO] [stderr]   23:     0x7f4878ac12e1 - __libc_start_main
[INFO] [stderr]   24:     0x55621291a36a - _start
[INFO] [stderr]   25:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "356c57987eb495415f970b824b9e62730f6e8b17a73e0d5b4966c85d35229f8e"`
[INFO] running `"docker" "rm" "-f" "356c57987eb495415f970b824b9e62730f6e8b17a73e0d5b4966c85d35229f8e"`
[INFO] [stdout] 356c57987eb495415f970b824b9e62730f6e8b17a73e0d5b4966c85d35229f8e