[INFO] crate torch-sys 0.0.7 is already in cache
[INFO] extracting crate torch-sys 0.0.7 into work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/torch-sys/0.0.7
[INFO] extracting crate torch-sys 0.0.7 into work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/reg/torch-sys/0.0.7
[INFO] validating manifest of torch-sys-0.0.7 on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of torch-sys-0.0.7 on toolchain try#74092351c05ae61047b2be02024415546595e974
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+74092351c05ae61047b2be02024415546595e974-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing torch-sys-0.0.7
[INFO] finished frobbing torch-sys-0.0.7
[INFO] frobbed toml for torch-sys-0.0.7 written to work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/torch-sys/0.0.7/Cargo.toml
[INFO] started frobbing torch-sys-0.0.7
[INFO] finished frobbing torch-sys-0.0.7
[INFO] frobbed toml for torch-sys-0.0.7 written to work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/reg/torch-sys/0.0.7/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+74092351c05ae61047b2be02024415546595e974-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+74092351c05ae61047b2be02024415546595e974-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking torch-sys-0.0.7 against try#74092351c05ae61047b2be02024415546595e974 for pr-60174
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60174/worker-5/try#74092351c05ae61047b2be02024415546595e974:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/reg/torch-sys/0.0.7:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+74092351c05ae61047b2be02024415546595e974-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 073945a8a4639bd3db276e29fea474f1de8bdc200b1e6570e7f7769a1f765715
[INFO] running `"docker" "start" "-a" "073945a8a4639bd3db276e29fea474f1de8bdc200b1e6570e7f7769a1f765715"`
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling socket2 v0.3.8
[INFO] [stderr]    Compiling curl-sys v0.4.18
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling curl v0.4.21
[INFO] [stderr]    Compiling zip v0.5.2
[INFO] [stderr]    Compiling torch-sys v0.0.7 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `torch-sys v0.0.7 (/opt/crater/workdir)`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/torch-sys-91a6f9b86c69d3c5/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::h3c823a4979453d11 (0x55cec3402db2)
[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::hcdaa44c216e630c5 (0x55cec34022ad)
[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::h4653016c41beb2d2 (0x55cec32a9ef5)
[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::h0363e068a0899332 (0x55cec329e927)
[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::ha038b21b185f55ab (0x55cec329f774)
[INFO] [stderr]              at /opt/crater/workdir/build.rs:30
[INFO] [stderr]    5: build_script_build::prepare_libtorch_dir::h60b2f15ae889ce1c (0x55cec32a19b6)
[INFO] [stderr]              at /opt/crater/workdir/build.rs:106
[INFO] [stderr]    6: build_script_build::main::h9c1ee51773ec5aeb (0x55cec32a2560)
[INFO] [stderr]              at /opt/crater/workdir/build.rs:143
[INFO] [stderr]    7: std::rt::lang_start::{{closure}}::h7f9190560b593544 (0x55cec329dccf)
[INFO] [stderr]              at /rustc/74092351c05ae61047b2be02024415546595e974/src/libstd/rt.rs:64
[INFO] [stderr]    8: {{closure}} (0x55cec3452b82)
[INFO] [stderr]              at src/libstd/rt.rs:49
[INFO] [stderr]       do_call<closure,i32>
[INFO] [stderr]              at src/libstd/panicking.rs:293
[INFO] [stderr]    9: __rust_maybe_catch_panic (0x55cec345bfa9)
[INFO] [stderr]              at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   10: try<i32,closure> (0x55cec345374c)
[INFO] [stderr]              at src/libstd/panicking.rs:272
[INFO] [stderr]       catch_unwind<closure,i32>
[INFO] [stderr]              at src/libstd/panic.rs:388
[INFO] [stderr]       lang_start_internal
[INFO] [stderr]              at src/libstd/rt.rs:48
[INFO] [stderr]   11: std::rt::lang_start::h645d7345d69d338d (0x55cec329dca8)
[INFO] [stderr]              at /rustc/74092351c05ae61047b2be02024415546595e974/src/libstd/rt.rs:64
[INFO] [stderr]   12: main (0x55cec32a2879)
[INFO] [stderr]   13: __libc_start_main (0x7fed6b2ec2e0)
[INFO] [stderr]   14: _start (0x55cec328f059)
[INFO] [stderr]   15: <unknown> (0x0)', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55cec3453e53 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6515ec1ef9594192
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x55cec344f1fb - std::sys_common::backtrace::_print::hb215987fd0f3bdab
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x55cec3452a76 - std::panicking::default_hook::{{closure}}::h4a8ac437a15b7e61
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x55cec345280b - std::panicking::default_hook::h00c4e1197baff538
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x55cec345317f - std::panicking::rust_panic_with_hook::haeaa430055d89a32
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x55cec3452d01 - std::panicking::continue_panic_fmt::h5fd4309c55432650
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    6:     0x55cec3452be5 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:308
[INFO] [stderr]    7:     0x55cec346b3ac - core::panicking::panic_fmt::h47c85e4f40885754
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]    8:     0x55cec32aa944 - core::result::unwrap_failed::hcb95d8f930ac50a6
[INFO] [stderr]                                at /rustc/74092351c05ae61047b2be02024415546595e974/src/libcore/macros.rs:18
[INFO] [stderr]    9:     0x55cec32ab6ea - core::result::Result<T,E>::unwrap::he8629279948001e2
[INFO] [stderr]                                at /rustc/74092351c05ae61047b2be02024415546595e974/src/libcore/result.rs:800
[INFO] [stderr]   10:     0x55cec32a19e3 - build_script_build::prepare_libtorch_dir::h60b2f15ae889ce1c
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:106
[INFO] [stderr]   11:     0x55cec32a2560 - build_script_build::main::h9c1ee51773ec5aeb
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:143
[INFO] [stderr]   12:     0x55cec329dccf - std::rt::lang_start::{{closure}}::h7f9190560b593544
[INFO] [stderr]                                at /rustc/74092351c05ae61047b2be02024415546595e974/src/libstd/rt.rs:64
[INFO] [stderr]   13:     0x55cec3452b82 - std::panicking::try::do_call::h872832f9771f0a0e
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   14:     0x55cec345bfa9 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   15:     0x55cec345374c - std::rt::lang_start_internal::h47b7b8d4b465778b
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   16:     0x55cec329dca8 - std::rt::lang_start::h645d7345d69d338d
[INFO] [stderr]                                at /rustc/74092351c05ae61047b2be02024415546595e974/src/libstd/rt.rs:64
[INFO] [stderr]   17:     0x55cec32a2879 - main
[INFO] [stderr]   18:     0x7fed6b2ec2e0 - __libc_start_main
[INFO] [stderr]   19:     0x55cec328f059 - _start
[INFO] [stderr]   20:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "073945a8a4639bd3db276e29fea474f1de8bdc200b1e6570e7f7769a1f765715"`
[INFO] running `"docker" "rm" "-f" "073945a8a4639bd3db276e29fea474f1de8bdc200b1e6570e7f7769a1f765715"`
[INFO] [stdout] 073945a8a4639bd3db276e29fea474f1de8bdc200b1e6570e7f7769a1f765715