[INFO] crate tch 0.0.8 is already in cache
[INFO] extracting crate tch 0.0.8 into work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/reg/tch/0.0.8
[INFO] extracting crate tch 0.0.8 into work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/reg/tch/0.0.8
[INFO] validating manifest of tch-0.0.8 on toolchain master#1891bfa80364eead426517c68de6947b7692e2de
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tch-0.0.8 on toolchain try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-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-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/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-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/reg/tch/0.0.8/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tch-0.0.8 against try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a for pr-60261
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60261/worker-3/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/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" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6b05f3f3d34696ad524e379298b970e48f31029bd7408da505a8427c60ffb302
[INFO] running `"docker" "start" "-a" "6b05f3f3d34696ad524e379298b970e48f31029bd7408da505a8427c60ffb302"`
[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-cb2e46d183578ad6/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::h7a26719db2ce6323 (0x563c14a87442)
[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::h629cc2b1b5dd64a3 (0x563c14a86b2d)
[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::hfd40c5e37cddae3a (0x563c1492be95)
[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::h756c29130cefa66d (0x563c1491ee27)
[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::hff12431ea304f4f3 (0x563c14921bd4)
[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::h04e6fda64bf2c216 (0x563c14923e25)
[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::h94811e70b8dcf044 (0x563c14924a00)
[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}}::h76de65866e1b0c49 (0x563c1492010f)
[INFO] [stderr]              at /rustc/bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/src/libstd/rt.rs:64
[INFO] [stderr]    8: {{closure}} (0x563c14ad7212)
[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 (0x563c14ae08e9)
[INFO] [stderr]              at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   10: try<i32,closure> (0x563c14ad7ddc)
[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::hd5402ee2dda64315 (0x563c149200e8)
[INFO] [stderr]              at /rustc/bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/src/libstd/rt.rs:64
[INFO] [stderr]   12: main (0x563c14924d19)
[INFO] [stderr]   13: __libc_start_main (0x7f29603e42e0)
[INFO] [stderr]   14: _start (0x563c14911469)
[INFO] [stderr]   15: <unknown> (0x0)', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x563c14ad84e3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::he40e3e73036b0b3f
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x563c14ad383b - std::sys_common::backtrace::_print::h6d6f6242937d4268
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x563c14ad7106 - std::panicking::default_hook::{{closure}}::hd0821dee96f91765
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x563c14ad6e99 - std::panicking::default_hook::h8dc8a77692be60de
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x563c14ad780f - std::panicking::rust_panic_with_hook::he8c6e40be53e89a5
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x563c14ad7391 - std::panicking::continue_panic_fmt::h24ac15689db01f04
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    6:     0x563c14ad7275 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:308
[INFO] [stderr]    7:     0x563c14aefcec - core::panicking::panic_fmt::h64a7b003b9ca6c01
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]    8:     0x563c1492cf84 - core::result::unwrap_failed::hf17a747c33e7d757
[INFO] [stderr]                                at /rustc/bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/src/libcore/macros.rs:18
[INFO] [stderr]    9:     0x563c1492dcff - core::result::Result<T,E>::unwrap::he632a96f598463a8
[INFO] [stderr]                                at /rustc/bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/src/libcore/result.rs:800
[INFO] [stderr]   10:     0x563c14923e52 - build_script_build::prepare_libtorch_dir::h04e6fda64bf2c216
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/torch-sys-0.0.7/build.rs:106
[INFO] [stderr]   11:     0x563c14924a00 - build_script_build::main::h94811e70b8dcf044
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/torch-sys-0.0.7/build.rs:143
[INFO] [stderr]   12:     0x563c1492010f - std::rt::lang_start::{{closure}}::h76de65866e1b0c49
[INFO] [stderr]                                at /rustc/bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/src/libstd/rt.rs:64
[INFO] [stderr]   13:     0x563c14ad7212 - std::panicking::try::do_call::h03c9792ab8ffda62
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   14:     0x563c14ae08e9 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   15:     0x563c14ad7ddc - std::rt::lang_start_internal::h0a8566bec8d08064
[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:     0x563c149200e8 - std::rt::lang_start::hd5402ee2dda64315
[INFO] [stderr]                                at /rustc/bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/src/libstd/rt.rs:64
[INFO] [stderr]   17:     0x563c14924d19 - main
[INFO] [stderr]   18:     0x7f29603e42e0 - __libc_start_main
[INFO] [stderr]   19:     0x563c14911469 - _start
[INFO] [stderr]   20:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "6b05f3f3d34696ad524e379298b970e48f31029bd7408da505a8427c60ffb302"`
[INFO] running `"docker" "rm" "-f" "6b05f3f3d34696ad524e379298b970e48f31029bd7408da505a8427c60ffb302"`
[INFO] [stdout] 6b05f3f3d34696ad524e379298b970e48f31029bd7408da505a8427c60ffb302