[INFO] crate tch 0.0.8 is already in cache
[INFO] extracting crate tch 0.0.8 into work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/tch/0.0.8
[INFO] extracting crate tch 0.0.8 into work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/tch/0.0.8
[INFO] validating manifest of tch-0.0.8 on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tch-0.0.8 on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tch-0.0.8
[INFO] removed 1 missing examples
[INFO] finished frobbing tch-0.0.8
[INFO] frobbed toml for tch-0.0.8 written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/tch/0.0.8/Cargo.toml
[INFO] started frobbing tch-0.0.8
[INFO] removed 1 missing examples
[INFO] finished frobbing tch-0.0.8
[INFO] frobbed toml for tch-0.0.8 written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/tch/0.0.8/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tch-0.0.8 against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-0/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/tch/0.0.8:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e0ae2b3e0b5796e9e306ef99ae279af0b47b1911b99198dfaf6acd47f8848f92
[INFO] running `"docker" "start" "-a" "e0ae2b3e0b5796e9e306ef99ae279af0b47b1911b99198dfaf6acd47f8848f92"`
[INFO] [stderr]    Compiling socket2 v0.3.8
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libflate v0.1.22
[INFO] [stderr]    Compiling openssl-sys v0.9.43
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling curl-sys v0.4.18
[INFO] [stderr]    Compiling curl v0.4.21
[INFO] [stderr]    Compiling zip v0.5.2
[INFO] [stderr]    Compiling torch-sys v0.0.7
[INFO] [stderr] error: failed to run custom build command for `torch-sys v0.0.7`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/torch-sys-d5a52ed04f987061/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::hdd1c223b103a8d05 (0x5577ec9bb702)
[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::h05ad9f3571e8da64 (0x5577ec9bac3d)
[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::ha01c1c02a8995232 (0x5577ec8623c5)
[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::h4f5fea73b6012046 (0x5577ec856ae7)
[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::h306c9ff19def7ba1 (0x5577ec8579d4)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/torch-sys-0.0.7/build.rs:30
[INFO] [stderr]    5: build_script_build::prepare_libtorch_dir::he7bd90415a090805 (0x5577ec859c25)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/torch-sys-0.0.7/build.rs:106
[INFO] [stderr]    6: build_script_build::main::hfac7aadcba5b652f (0x5577ec85a800)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/torch-sys-0.0.7/build.rs:143
[INFO] [stderr]    7: std::rt::lang_start::{{closure}}::h40471dd13e9f77b0 (0x5577ec855ecf)
[INFO] [stderr]              at /rustc/99a7498759a22b5684caf798a98b7e90ad9d2443/src/libstd/rt.rs:64
[INFO] [stderr]    8: {{closure}} (0x5577eca0b332)
[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 (0x5577eca14779)
[INFO] [stderr]              at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   10: try<i32,closure> (0x5577eca0befc)
[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::h497f638982ec3dc7 (0x5577ec855ea8)
[INFO] [stderr]              at /rustc/99a7498759a22b5684caf798a98b7e90ad9d2443/src/libstd/rt.rs:64
[INFO] [stderr]   12: main (0x5577ec85ab19)
[INFO] [stderr]   13: __libc_start_main (0x7faa338f22e0)
[INFO] [stderr]   14: _start (0x5577ec847249)
[INFO] [stderr]   15: <unknown> (0x0)', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5577eca0c603 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hd6044dfeffbe6bc9
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x5577eca079ab - std::sys_common::backtrace::_print::ha38c61f902893aa1
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x5577eca0b226 - std::panicking::default_hook::{{closure}}::hc23f0deab92db57e
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x5577eca0afb9 - std::panicking::default_hook::h22e6a9b14b08978d
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x5577eca0b92f - std::panicking::rust_panic_with_hook::h364c7f0687e3f132
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x5577eca0b4b1 - std::panicking::continue_panic_fmt::h65483a24e7c9b125
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    6:     0x5577eca0b395 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:308
[INFO] [stderr]    7:     0x5577eca23b7c - core::panicking::panic_fmt::h01a0643444850703
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]    8:     0x5577ec862c24 - core::result::unwrap_failed::hb93a9574096111a8
[INFO] [stderr]                                at /rustc/99a7498759a22b5684caf798a98b7e90ad9d2443/src/libcore/macros.rs:18
[INFO] [stderr]    9:     0x5577ec86387f - core::result::Result<T,E>::unwrap::h22ec0f34fe9a9f04
[INFO] [stderr]                                at /rustc/99a7498759a22b5684caf798a98b7e90ad9d2443/src/libcore/result.rs:800
[INFO] [stderr]   10:     0x5577ec859c52 - build_script_build::prepare_libtorch_dir::he7bd90415a090805
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/torch-sys-0.0.7/build.rs:106
[INFO] [stderr]   11:     0x5577ec85a800 - build_script_build::main::hfac7aadcba5b652f
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/torch-sys-0.0.7/build.rs:143
[INFO] [stderr]   12:     0x5577ec855ecf - std::rt::lang_start::{{closure}}::h40471dd13e9f77b0
[INFO] [stderr]                                at /rustc/99a7498759a22b5684caf798a98b7e90ad9d2443/src/libstd/rt.rs:64
[INFO] [stderr]   13:     0x5577eca0b332 - std::panicking::try::do_call::h44bcc8f6acc6d1e5
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   14:     0x5577eca14779 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   15:     0x5577eca0befc - std::rt::lang_start_internal::he5dbfb20eb9daaa6
[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:     0x5577ec855ea8 - std::rt::lang_start::h497f638982ec3dc7
[INFO] [stderr]                                at /rustc/99a7498759a22b5684caf798a98b7e90ad9d2443/src/libstd/rt.rs:64
[INFO] [stderr]   17:     0x5577ec85ab19 - main
[INFO] [stderr]   18:     0x7faa338f22e0 - __libc_start_main
[INFO] [stderr]   19:     0x5577ec847249 - _start
[INFO] [stderr]   20:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "e0ae2b3e0b5796e9e306ef99ae279af0b47b1911b99198dfaf6acd47f8848f92"`
[INFO] running `"docker" "rm" "-f" "e0ae2b3e0b5796e9e306ef99ae279af0b47b1911b99198dfaf6acd47f8848f92"`
[INFO] [stdout] e0ae2b3e0b5796e9e306ef99ae279af0b47b1911b99198dfaf6acd47f8848f92