[INFO] updating cached repository vegapit/tchtut
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vegapit/tchtut
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vegapit/tchtut" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/vegapit/tchtut"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/vegapit/tchtut'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vegapit/tchtut" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/vegapit/tchtut"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/vegapit/tchtut'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f9e8bee57950804fa06e0d8bf08c8bf2c44134a7
[INFO] sha for GitHub repo vegapit/tchtut: f9e8bee57950804fa06e0d8bf08c8bf2c44134a7
[INFO] validating manifest of vegapit/tchtut on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of vegapit/tchtut on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing vegapit/tchtut
[INFO] removed 0 missing examples
[INFO] finished frobbing vegapit/tchtut
[INFO] frobbed toml for vegapit/tchtut written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/vegapit/tchtut/Cargo.toml
[INFO] started frobbing vegapit/tchtut
[INFO] removed 0 missing examples
[INFO] finished frobbing vegapit/tchtut
[INFO] frobbed toml for vegapit/tchtut written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/vegapit/tchtut/Cargo.toml
[INFO] crate vegapit/tchtut already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking vegapit/tchtut against try#75eff020d0923c035c2fe220db4a0465cd847048 for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-5/try#75eff020d0923c035c2fe220db4a0465cd847048:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/vegapit/tchtut:/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" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 96481791dfcdfcf90137885de12e01b5f7bcbd71cad7f5a4ce26264c28ab047b
[INFO] running `"docker" "start" "-a" "96481791dfcdfcf90137885de12e01b5f7bcbd71cad7f5a4ce26264c28ab047b"`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling curl v0.4.22
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling openssl-sys v0.9.47
[INFO] [stderr]    Compiling curl-sys v0.4.20
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking clicolors-control v1.0.0
[INFO] [stderr]     Checking backtrace-sys v0.1.30
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking libflate v0.1.25
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking number_prefix v0.2.8
[INFO] [stderr]     Checking backtrace v0.3.32
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling socket2 v0.3.9
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking rusttype v0.7.7
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking ndarray v0.12.1
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking console v0.7.7
[INFO] [stderr]    Compiling zip v0.5.2
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]     Checking indicatif v0.11.0
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling torch-sys v0.1.1 (https://github.com/LaurentMazare/tch-rs#2fe00ace)
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.2
[INFO] [stderr] error: failed to run custom build command for `torch-sys v0.1.1 (https://github.com/LaurentMazare/tch-rs#2fe00ace)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/torch-sys-7b576f8e6797f912/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::h7d203b1f2559b3d5 (0x55bbdf3d12ff)
[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::heb77a2c432bf4336 (0x55bbdf3d0f1e)
[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::h5662ec68e5f08883 (0x55bbdf2713ac)
[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::h16910cdad98dfbc3 (0x55bbdf26e608)
[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::h5c618efc70f12dd4 (0x55bbdf264f77)
[INFO] [stderr]              at /opt/crater/cargo-home/git/checkouts/tch-rs-b9d1710db79374bb/2fe00ac/torch-sys/build.rs:30
[INFO] [stderr]    5: build_script_build::prepare_libtorch_dir::h390a8f89eb9eab9d (0x55bbdf2670da)
[INFO] [stderr]              at /opt/crater/cargo-home/git/checkouts/tch-rs-b9d1710db79374bb/2fe00ac/torch-sys/build.rs:106
[INFO] [stderr]    6: build_script_build::main::hb81e470cfc62d3ce (0x55bbdf267c51)
[INFO] [stderr]              at /opt/crater/cargo-home/git/checkouts/tch-rs-b9d1710db79374bb/2fe00ac/torch-sys/build.rs:143
[INFO] [stderr]    7: std::rt::lang_start::{{closure}}::h0bda672f2b1edc7a (0x55bbdf26f1a0)
[INFO] [stderr]              at /rustc/75eff020d0923c035c2fe220db4a0465cd847048/src/libstd/rt.rs:64
[INFO] [stderr]    8: std::rt::lang_start_internal::{{closure}}::hb2a68345cd4d50f8 (0x55bbdf420483)
[INFO] [stderr]              at src/libstd/rt.rs:49
[INFO] [stderr]       std::panicking::try::do_call::ha4d88255f4a68d08
[INFO] [stderr]              at src/libstd/panicking.rs:296
[INFO] [stderr]    9: __rust_maybe_catch_panic (0x55bbdf4295ba)
[INFO] [stderr]              at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   10: std::panicking::try::h6debac9988c5415d (0x55bbdf42104d)
[INFO] [stderr]              at src/libstd/panicking.rs:275
[INFO] [stderr]       std::panic::catch_unwind::h4659dbf6316a9c8d
[INFO] [stderr]              at src/libstd/panic.rs:394
[INFO] [stderr]       std::rt::lang_start_internal::hdadab8536edf34fe
[INFO] [stderr]              at src/libstd/rt.rs:48
[INFO] [stderr]   11: std::rt::lang_start::ha3fd287ae1e1d2f0 (0x55bbdf26f179)
[INFO] [stderr]              at /rustc/75eff020d0923c035c2fe220db4a0465cd847048/src/libstd/rt.rs:64
[INFO] [stderr]   12: main (0x55bbdf267f5a)
[INFO] [stderr]   13: __libc_start_main (0x7fa8bfba72e1)
[INFO] [stderr]   14: _start (0x55bbdf25417a)
[INFO] [stderr]   15: <unknown> (0x0)', src/libcore/result.rs:1084:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55bbdf42030b - backtrace::backtrace::libunwind::trace::h223ecf9e25ea61ed
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55bbdf42030b - backtrace::backtrace::trace_unsynchronized::h19c402a6233e597e
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55bbdf42030b - std::sys_common::backtrace::_print::h14947081e8315ba5
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55bbdf42030b - std::sys_common::backtrace::print::h87cad3f0b50b59c5
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55bbdf42030b - std::panicking::default_hook::{{closure}}::h497a714df189bd9d
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x55bbdf41ffe6 - std::panicking::default_hook::h8dc4a117b759bd96
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x55bbdf420a7d - std::panicking::rust_panic_with_hook::h4cbf0f096b75f262
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x55bbdf420602 - std::panicking::continue_panic_fmt::hbfbfc57925685348
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x55bbdf4204e6 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:311
[INFO] [stderr]    9:     0x55bbdf43ce9d - core::panicking::panic_fmt::h011c5c8794bf0cc5
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x55bbdf43cf97 - core::result::unwrap_failed::hcd7c37294cdf213e
[INFO] [stderr]                                at src/libcore/result.rs:1084
[INFO] [stderr]   11:     0x55bbdf262df8 - core::result::Result<T,E>::unwrap::h7b9edd63002fb9a8
[INFO] [stderr]                                at /rustc/75eff020d0923c035c2fe220db4a0465cd847048/src/libcore/result.rs:852
[INFO] [stderr]   12:     0x55bbdf267107 - build_script_build::prepare_libtorch_dir::h390a8f89eb9eab9d
[INFO] [stderr]                                at /opt/crater/cargo-home/git/checkouts/tch-rs-b9d1710db79374bb/2fe00ac/torch-sys/build.rs:106
[INFO] [stderr]   13:     0x55bbdf267c51 - build_script_build::main::hb81e470cfc62d3ce
[INFO] [stderr]                                at /opt/crater/cargo-home/git/checkouts/tch-rs-b9d1710db79374bb/2fe00ac/torch-sys/build.rs:143
[INFO] [stderr]   14:     0x55bbdf26f1a0 - std::rt::lang_start::{{closure}}::h0bda672f2b1edc7a
[INFO] [stderr]                                at /rustc/75eff020d0923c035c2fe220db4a0465cd847048/src/libstd/rt.rs:64
[INFO] [stderr]   15:     0x55bbdf420483 - std::rt::lang_start_internal::{{closure}}::hb2a68345cd4d50f8
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   16:     0x55bbdf420483 - std::panicking::try::do_call::ha4d88255f4a68d08
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   17:     0x55bbdf4295ba - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   18:     0x55bbdf42104d - std::panicking::try::h6debac9988c5415d
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   19:     0x55bbdf42104d - std::panic::catch_unwind::h4659dbf6316a9c8d
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   20:     0x55bbdf42104d - std::rt::lang_start_internal::hdadab8536edf34fe
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   21:     0x55bbdf26f179 - std::rt::lang_start::ha3fd287ae1e1d2f0
[INFO] [stderr]                                at /rustc/75eff020d0923c035c2fe220db4a0465cd847048/src/libstd/rt.rs:64
[INFO] [stderr]   22:     0x55bbdf267f5a - main
[INFO] [stderr]   23:     0x7fa8bfba72e1 - __libc_start_main
[INFO] [stderr]   24:     0x55bbdf25417a - _start
[INFO] [stderr]   25:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "96481791dfcdfcf90137885de12e01b5f7bcbd71cad7f5a4ce26264c28ab047b"`
[INFO] running `"docker" "rm" "-f" "96481791dfcdfcf90137885de12e01b5f7bcbd71cad7f5a4ce26264c28ab047b"`
[INFO] [stdout] 96481791dfcdfcf90137885de12e01b5f7bcbd71cad7f5a4ce26264c28ab047b