[INFO] crate nnsplit 0.2.2 is already in cache
[INFO] checking nnsplit-0.2.2 against master#74e80468347471779be6060d8d7d6d04e98e467f for pr-72788
[INFO] extracting crate nnsplit 0.2.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nnsplit 0.2.2 on toolchain 74e80468347471779be6060d8d7d6d04e98e467f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate nnsplit 0.2.2
[INFO] finished tweaking crates.io crate nnsplit 0.2.2
[INFO] tweaked toml for crates.io crate nnsplit 0.2.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate nnsplit 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 62001e503487f179b9d1bb8d8440038b0d41f0769e645ffcf3d00de2986c25c6
[INFO] running `"docker" "start" "-a" "62001e503487f179b9d1bb8d8440038b0d41f0769e645ffcf3d00de2986c25c6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling curl v0.4.25
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling miniz_oxide v0.3.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking serde_json v1.0.46
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling curl-sys v0.4.25
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]     Checking backtrace v0.3.43
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking bstr v0.2.10
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking zip v0.5.4
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling torch-sys v0.1.6
[INFO] [stderr]    Compiling nnsplit v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `torch-sys v0.1.6`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/torch-sys-8a32d7633ca2f6d9/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
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.6/src/backtrace/internal.rs:46
[INFO] [stderr]    1: failure::backtrace::Backtrace::new
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.6/src/backtrace/mod.rs:121
[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-0.1.6/src/error/error_impl.rs:19
[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-0.1.6/src/error/mod.rs:36
[INFO] [stderr]    4: build_script_build::download
[INFO] [stderr]              at build.rs:30
[INFO] [stderr]    5: build_script_build::prepare_libtorch_dir
[INFO] [stderr]              at build.rs:117
[INFO] [stderr]    6: build_script_build::main
[INFO] [stderr]              at build.rs:175
[INFO] [stderr]    7: std::rt::lang_start::{{closure}}
[INFO] [stderr]              at /rustc/74e80468347471779be6060d8d7d6d04e98e467f/src/libstd/rt.rs:67
[INFO] [stderr]    8: std::rt::lang_start_internal::{{closure}}
[INFO] [stderr]              at src/libstd/rt.rs:52
[INFO] [stderr]       std::panicking::try::do_call
[INFO] [stderr]              at src/libstd/panicking.rs:297
[INFO] [stderr]       std::panicking::try
[INFO] [stderr]              at src/libstd/panicking.rs:274
[INFO] [stderr]       std::panic::catch_unwind
[INFO] [stderr]              at src/libstd/panic.rs:394
[INFO] [stderr]       std::rt::lang_start_internal
[INFO] [stderr]              at src/libstd/rt.rs:51
[INFO] [stderr]    9: std::rt::lang_start
[INFO] [stderr]              at /rustc/74e80468347471779be6060d8d7d6d04e98e467f/src/libstd/rt.rs:67
[INFO] [stderr]   10: main
[INFO] [stderr]   11: __libc_start_main
[INFO] [stderr]   12: _start
[INFO] [stderr] ', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/torch-sys-0.1.6/build.rs:117:13
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x564808345a35 - backtrace::backtrace::libunwind::trace::h508d2c55eb856ef2
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x564808345a35 - backtrace::backtrace::trace_unsynchronized::h31c9d8a0097b92f8
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x564808345a35 - std::sys_common::backtrace::_print_fmt::h520f528c4c103a3f
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x564808345a35 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf4dec5da8360bccb
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x56480836c5fc - core::fmt::write::hdf236390fbd68d3d
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]    5:     0x564808341803 - std::io::Write::write_fmt::hd33447f61d92a88a
[INFO] [stderr]                                at src/libstd/io/mod.rs:1537
[INFO] [stderr]    6:     0x564808348870 - std::sys_common::backtrace::_print::h856c809943c588ab
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x564808348870 - std::sys_common::backtrace::print::hc042b4237cc3648a
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x564808348870 - std::panicking::default_hook::{{closure}}::h35997132c163f935
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x5648083485bc - std::panicking::default_hook::h8555bf398b0f1318
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x564808348ea7 - std::panicking::rust_panic_with_hook::h9b80e82887819c44
[INFO] [stderr]                                at src/libstd/panicking.rs:486
[INFO] [stderr]   11:     0x564808348aab - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:388
[INFO] [stderr]   12:     0x56480836ba01 - core::panicking::panic_fmt::hd101a87121fa411f
[INFO] [stderr]                                at src/libcore/panicking.rs:101
[INFO] [stderr]   13:     0x56480836b823 - core::option::expect_none_failed::h4f0e89faa3179bf7
[INFO] [stderr]                                at src/libcore/option.rs:1272
[INFO] [stderr]   14:     0x5648081e05c3 - core::result::Result<T,E>::unwrap::hddc5b385d73d207c
[INFO] [stderr]                                at /rustc/74e80468347471779be6060d8d7d6d04e98e467f/src/libcore/result.rs:1005
[INFO] [stderr]   15:     0x5648081cc771 - build_script_build::prepare_libtorch_dir::hf4f99b6f47a41e79
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/torch-sys-0.1.6/build.rs:117
[INFO] [stderr]   16:     0x5648081cd834 - build_script_build::main::h6f01ed706da02227
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/torch-sys-0.1.6/build.rs:175
[INFO] [stderr]   17:     0x5648081d154b - std::rt::lang_start::{{closure}}::h8ec4bd7223841967
[INFO] [stderr]                                at /rustc/74e80468347471779be6060d8d7d6d04e98e467f/src/libstd/rt.rs:67
[INFO] [stderr]   18:     0x564808349338 - std::rt::lang_start_internal::{{closure}}::h4c8bd631e3dc2cb9
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   19:     0x564808349338 - std::panicking::try::do_call::h88ce8513ed0d613c
[INFO] [stderr]                                at src/libstd/panicking.rs:297
[INFO] [stderr]   20:     0x564808349338 - std::panicking::try::he181ad9c483671e2
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   21:     0x564808349338 - std::panic::catch_unwind::heb113c382f4c732f
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   22:     0x564808349338 - std::rt::lang_start_internal::h807304d390ed60ab
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   23:     0x5648081d1527 - std::rt::lang_start::h5600ba941bbe4577
[INFO] [stderr]                                at /rustc/74e80468347471779be6060d8d7d6d04e98e467f/src/libstd/rt.rs:67
[INFO] [stderr]   24:     0x5648081cdcca - main
[INFO] [stderr]   25:     0x7fb2404640b3 - __libc_start_main
[INFO] [stderr]   26:     0x5648081c70ce - _start
[INFO] [stderr]   27:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "62001e503487f179b9d1bb8d8440038b0d41f0769e645ffcf3d00de2986c25c6"`
[INFO] running `"docker" "rm" "-f" "62001e503487f179b9d1bb8d8440038b0d41f0769e645ffcf3d00de2986c25c6"`
[INFO] [stdout] 62001e503487f179b9d1bb8d8440038b0d41f0769e645ffcf3d00de2986c25c6