[INFO] fetching crate torch-sys 0.3.0...
[INFO] checking torch-sys-0.3.0 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate torch-sys 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate torch-sys 0.3.0 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate torch-sys 0.3.0
[INFO] finished tweaking crates.io crate torch-sys 0.3.0
[INFO] tweaked toml for crates.io crate torch-sys 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d1b529741b0031d4c4f39700665d3bec72514ccffa2726efe0b048ee58adcee0
[INFO] running `Command { std: "docker" "start" "-a" "d1b529741b0031d4c4f39700665d3bec72514ccffa2726efe0b048ee58adcee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1b529741b0031d4c4f39700665d3bec72514ccffa2726efe0b048ee58adcee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1b529741b0031d4c4f39700665d3bec72514ccffa2726efe0b048ee58adcee0", kill_on_drop: false }`
[INFO] [stdout] d1b529741b0031d4c4f39700665d3bec72514ccffa2726efe0b048ee58adcee0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed86c6fb435c5fd43a8366cfc483ca4cf392a651481719d1fe67aa0a48577580
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ed86c6fb435c5fd43a8366cfc483ca4cf392a651481719d1fe67aa0a48577580", kill_on_drop: false }`
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling backtrace v0.3.54
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling zip v0.5.8
[INFO] [stderr]    Compiling torch-sys v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `torch-sys v0.3.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/torch-sys-675f51bd8a6e6e67/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=TORCH_CUDA_VERSION
[INFO] [stderr]   cargo:rerun-if-env-changed=LIBTORCH
[INFO] [stderr] 
[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: Some("Could not resolve host: download.pytorch.org") }
[INFO] [stderr] 
[INFO] [stderr]      0: failure::backtrace::internal::InternalBacktrace::new
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.8/src/backtrace/internal.rs:46:44
[INFO] [stderr]      1: failure::backtrace::Backtrace::new
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.8/src/backtrace/mod.rs:121:35
[INFO] [stderr]      2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.8/src/error/error_impl.rs:19:17
[INFO] [stderr]      3: <failure::error::Error as core::convert::From<F>>::from
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.8/src/error/mod.rs:36:18
[INFO] [stderr]      4: build_script_build::download
[INFO] [stderr]                at build.rs:30:19
[INFO] [stderr]      5: build_script_build::prepare_libtorch_dir
[INFO] [stderr]                at build.rs:133:13
[INFO] [stderr]      6: build_script_build::main
[INFO] [stderr]                at build.rs:205:24
[INFO] [stderr]      7: core::ops::function::FnOnce::call_once
[INFO] [stderr]                at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:227:5
[INFO] [stderr]      8: std::sys_common::backtrace::__rust_begin_short_backtrace
[INFO] [stderr]                at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]      9: std::rt::lang_start::{{closure}}
[INFO] [stderr]                at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:66:18
[INFO] [stderr]     10: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once
[INFO] [stderr]                at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:259:13
[INFO] [stderr]         std::panicking::try::do_call
[INFO] [stderr]                at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:379:40
[INFO] [stderr]         std::panicking::try
[INFO] [stderr]                at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:343:19
[INFO] [stderr]         std::panic::catch_unwind
[INFO] [stderr]                at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panic.rs:396:14
[INFO] [stderr]         std::rt::lang_start_internal
[INFO] [stderr]                at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:51:25
[INFO] [stderr]     11: std::rt::lang_start
[INFO] [stderr]                at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:65:5
[INFO] [stderr]     12: main
[INFO] [stderr]     13: __libc_start_main
[INFO] [stderr]     14: _start
[INFO] [stderr]   ', build.rs:133:48
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5599742e1330 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5
[INFO] [stderr]      1:     0x5599742e1330 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d26397c5720fdbb
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5599742e1330 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5599742e1330 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h8d62bbfda6d5c836
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x559974302c2c - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/fmt/mod.rs:1078:17
[INFO] [stderr]      5:     0x5599742dcca2 - std::io::Write::write_fmt::h16a9fe7680ac245c
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/io/mod.rs:1516:15
[INFO] [stderr]      6:     0x5599742e3ff5 - std::sys_common::backtrace::_print::h9ba51a6db618de7d
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5599742e3ff5 - std::sys_common::backtrace::print::h5f20e41c85e91716
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5599742e3ff5 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5599742e3b4a - std::panicking::default_hook::hb3948d1f74b6ff4c
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x5599742e4791 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x5599742e42d7 - std::panicking::begin_panic_handler::{{closure}}::h56ae74c6dea6e141
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x5599742e17cc - std::sys_common::backtrace::__rust_end_short_backtrace::h3c4721f56689fae4
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5599742e4239 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x559974301fd1 - core::panicking::panic_fmt::hb15d6f55e8472f62
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x559974301df3 - core::option::expect_none_failed::he492a18657d97593
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/option.rs:1268:5
[INFO] [stderr]     16:     0x5599740cb0d3 - core::result::Result<T,E>::unwrap::ha5e4ee3f37114ebd
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/result.rs:973:23
[INFO] [stderr]     17:     0x5599740b3af7 - build_script_build::prepare_libtorch_dir::hfccd8313c65b8b5d
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:133:13
[INFO] [stderr]     18:     0x5599740b4e14 - build_script_build::main::h90f3b8d2b058f2c8
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:205:24
[INFO] [stderr]     19:     0x5599740c7e4b - core::ops::function::FnOnce::call_once::hb166c9d35dd677c0
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x5599740ca93e - std::sys_common::backtrace::__rust_begin_short_backtrace::hc51e75a47eb5ac44
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x5599740c5ad1 - std::rt::lang_start::{{closure}}::ha7351bc5dccc9d63
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:66:18
[INFO] [stderr]     22:     0x5599742e4ca7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3f3ba5d1e0ce8d49
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x5599742e4ca7 - std::panicking::try::do_call::hd7a374fc87b951e7
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:379:40
[INFO] [stderr]     24:     0x5599742e4ca7 - std::panicking::try::h068087b173f80a49
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:343:19
[INFO] [stderr]     25:     0x5599742e4ca7 - std::panic::catch_unwind::h1f8259807e825279
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panic.rs:396:14
[INFO] [stderr]     26:     0x5599742e4ca7 - std::rt::lang_start_internal::h8ff82302dd620b52
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:51:25
[INFO] [stderr]     27:     0x5599740c5aa7 - std::rt::lang_start::hc23e8c4444810244
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:65:5
[INFO] [stderr]     28:     0x5599740b596a - main
[INFO] [stderr]     29:     0x7f0f3aa8d0b3 - __libc_start_main
[INFO] [stderr]     30:     0x5599740b10ee - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "ed86c6fb435c5fd43a8366cfc483ca4cf392a651481719d1fe67aa0a48577580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed86c6fb435c5fd43a8366cfc483ca4cf392a651481719d1fe67aa0a48577580", kill_on_drop: false }`
[INFO] [stdout] ed86c6fb435c5fd43a8366cfc483ca4cf392a651481719d1fe67aa0a48577580