[INFO] fetching crate tract-onnx 0.3.0...
[INFO] extracting crate tract-onnx 0.3.0 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/tract-onnx/0.3.0
[INFO] extracting crate tract-onnx 0.3.0 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/tract-onnx/0.3.0
[INFO] validating manifest of tract-onnx-0.3.0 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tract-onnx-0.3.0 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tract-onnx-0.3.0
[INFO] finished frobbing tract-onnx-0.3.0
[INFO] frobbed toml for tract-onnx-0.3.0 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/tract-onnx/0.3.0/Cargo.toml
[INFO] started frobbing tract-onnx-0.3.0
[INFO] finished frobbing tract-onnx-0.3.0
[INFO] frobbed toml for tract-onnx-0.3.0 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/tract-onnx/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tract-core v0.3.3
[INFO] [stderr]   Downloaded tract-linalg v0.3.3
[INFO] [stderr]   Downloaded no-panic v0.1.10
[INFO] [stderr]   Downloaded custom_debug_derive v0.1.6
[INFO] [stderr]   Downloaded mio_httpc v0.6.24
[INFO] [stderr]   Downloaded unsafe_unwrap v0.1.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] testing tract-onnx-0.3.0 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/tract-onnx/0.3.0:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 2c1f3c1f7f58be6a1c8f0ff8ba816453483c83b73bfd051b6502abd2432afc8d
[INFO] running `"docker" "start" "-a" "2c1f3c1f7f58be6a1c8f0ff8ba816453483c83b73bfd051b6502abd2432afc8d"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling objekt v0.1.2
[INFO] [stderr]    Compiling protobuf v2.6.2
[INFO] [stderr]    Compiling unsafe_unwrap v0.1.0
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling num-complex v0.2.2
[INFO] [stderr]    Compiling tract-linalg v0.3.3
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling no-panic v0.1.10
[INFO] [stderr]    Compiling derive-new v0.5.6
[INFO] [stderr]    Compiling custom_debug_derive v0.1.6
[INFO] [stderr]    Compiling tract-core v0.3.3
[INFO] [stderr]    Compiling git2 v0.7.5
[INFO] [stderr]    Compiling tract-onnx v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `tract-onnx v0.3.0 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/tract-onnx-37234d32183c5dbd/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Error { code: -1, klass: 12, message: "curl error: Could not resolve host: github.com\n" }', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55f1f8c980db - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55f1f8c980db - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55f1f8c980db - std::sys_common::backtrace::_print::hc8c584aa09df5c15
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55f1f8c980db - std::sys_common::backtrace::print::h4828f56ae571c1ad
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55f1f8c980db - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    5:     0x55f1f8c97ddc - std::panicking::default_hook::h231e0e11400caad4
[INFO] [stderr]                                at src/libstd/panicking.rs:212
[INFO] [stderr]    6:     0x55f1f8c987a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2
[INFO] [stderr]                                at src/libstd/panicking.rs:475
[INFO] [stderr]    7:     0x55f1f8c98322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab
[INFO] [stderr]                                at src/libstd/panicking.rs:382
[INFO] [stderr]    8:     0x55f1f8c98206 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:309
[INFO] [stderr]    9:     0x55f1f8cad5fd - core::panicking::panic_fmt::h5b6e1f42b8cc12be
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x55f1f8b67d98 - core::result::unwrap_failed::h2d6391a3543c42a8
[INFO] [stderr]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18
[INFO] [stderr]   11:     0x55f1f8b4d3f2 - core::result::Result<T,E>::unwrap::h9989166249d39ad2
[INFO] [stderr]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800
[INFO] [stderr]   12:     0x55f1f8b51a6b - build_script_build::ensure_onnx_git_checkout::{{closure}}::h8b5c475196d95688
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:23
[INFO] [stderr]   13:     0x55f1f8b552a9 - std::sync::once::Once::call_once::{{closure}}::h7f923d535a48a682
[INFO] [stderr]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sync/once.rs:220
[INFO] [stderr]   14:     0x55f1f8c95756 - std::sync::once::Once::call_inner::h8b3804f1a31af0a5
[INFO] [stderr]                                at src/libstd/sync/once.rs:387
[INFO] [stderr]   15:     0x55f1f8b55233 - std::sync::once::Once::call_once::h50b4997122d84737
[INFO] [stderr]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sync/once.rs:220
[INFO] [stderr]   16:     0x55f1f8b518c0 - build_script_build::ensure_onnx_git_checkout::he39efda4ba89f517
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:19
[INFO] [stderr]   17:     0x55f1f8b53176 - build_script_build::main::h9610709091d63c0f
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:76
[INFO] [stderr]   18:     0x55f1f8b55160 - std::rt::lang_start::{{closure}}::hbdbcb59bb154db13
[INFO] [stderr]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/rt.rs:64
[INFO] [stderr]   19:     0x55f1f8c981f3 - std::rt::lang_start_internal::{{closure}}::ha7c0c29bf9d4b1ec
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   20:     0x55f1f8c981f3 - std::panicking::try::do_call::h6e54176261da06d4
[INFO] [stderr]                                at src/libstd/panicking.rs:294
[INFO] [stderr]   21:     0x55f1f8c9a89a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   22:     0x55f1f8c98cad - std::panicking::try::h108b9053abb3bfc3
[INFO] [stderr]                                at src/libstd/panicking.rs:273
[INFO] [stderr]   23:     0x55f1f8c98cad - std::panic::catch_unwind::h26d0733c47c2fe78
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   24:     0x55f1f8c98cad - std::rt::lang_start_internal::hfa103a00f84c98f5
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   25:     0x55f1f8b55139 - std::rt::lang_start::h3f77dc896fc37b89
[INFO] [stderr]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/rt.rs:64
[INFO] [stderr]   26:     0x55f1f8b5320a - main
[INFO] [stderr]   27:     0x7fbd5ebb62e1 - __libc_start_main
[INFO] [stderr]   28:     0x55f1f8b481ca - _start
[INFO] [stderr]   29:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "2c1f3c1f7f58be6a1c8f0ff8ba816453483c83b73bfd051b6502abd2432afc8d"`
[INFO] running `"docker" "rm" "-f" "2c1f3c1f7f58be6a1c8f0ff8ba816453483c83b73bfd051b6502abd2432afc8d"`
[INFO] [stdout] 2c1f3c1f7f58be6a1c8f0ff8ba816453483c83b73bfd051b6502abd2432afc8d