[INFO] updating cached repository stevej/strest-tcp
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/stevej/strest-tcp
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/stevej/strest-tcp" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/stevej/strest-tcp"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/stevej/strest-tcp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/stevej/strest-tcp" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/stevej/strest-tcp"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/stevej/strest-tcp'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3f04edbbc98081b088f7a85c1f99a73f4ab81ade
[INFO] sha for GitHub repo stevej/strest-tcp: 3f04edbbc98081b088f7a85c1f99a73f4ab81ade
[INFO] validating manifest of stevej/strest-tcp on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of stevej/strest-tcp on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing stevej/strest-tcp
[INFO] finished frobbing stevej/strest-tcp
[INFO] frobbed toml for stevej/strest-tcp written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/stevej/strest-tcp/Cargo.toml
[INFO] started frobbing stevej/strest-tcp
[INFO] finished frobbing stevej/strest-tcp
[INFO] frobbed toml for stevej/strest-tcp written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/stevej/strest-tcp/Cargo.toml
[INFO] crate stevej/strest-tcp already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking stevej/strest-tcp against try#f45cc3094ee337acd688771b9234318046b0572d for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-4/try#f45cc3094ee337acd688771b9234318046b0572d:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/stevej/strest-tcp:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 10673e7e65e1d447795b854ad2eeb84c2ababf5c8eab808927177ba258afb8af
[INFO] running `"docker" "start" "-a" "10673e7e65e1d447795b854ad2eeb84c2ababf5c8eab808927177ba258afb8af"`
[INFO] [stderr]    Compiling rustc-demangle v0.1.4
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling byteorder v1.1.0
[INFO] [stderr]    Compiling ordermap v0.2.10
[INFO] [stderr]    Compiling fixedbitset v0.1.6
[INFO] [stderr]    Compiling multimap v0.3.0
[INFO] [stderr]    Compiling podio v0.1.5
[INFO] [stderr]    Compiling openssl-probe v0.1.1
[INFO] [stderr]    Compiling miniz-sys v0.1.9
[INFO] [stderr]    Compiling bzip2-sys v0.1.5
[INFO] [stderr]    Compiling libz-sys v1.0.16
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling curl-sys v0.3.14
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling socket2 v0.2.1
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]     Checking net2 v0.2.30
[INFO] [stderr]    Compiling itertools v0.6.1
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]     Checking num-bigint v0.1.40
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]     Checking twox-hash v1.1.0
[INFO] [stderr]     Checking textwrap v0.6.0
[INFO] [stderr]     Checking bytes v0.4.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.12
[INFO] [stderr]     Checking petgraph v0.4.5
[INFO] [stderr]    Compiling openssl-sys v0.9.15
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]     Checking msdos_time v0.1.5
[INFO] [stderr]     Checking clap v2.25.1
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking mio v0.6.9
[INFO] [stderr]    Compiling backtrace v0.3.2
[INFO] [stderr]     Checking prost v0.1.0
[INFO] [stderr]     Checking tokio-io v0.1.2
[INFO] [stderr]     Checking flate2 v0.2.19
[INFO] [stderr]     Checking pretty_env_logger v0.1.1
[INFO] [stderr]     Checking bzip2 v0.3.2
[INFO] [stderr]     Checking num-rational v0.1.39
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]     Checking zip v0.2.5
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking tokio-core v0.1.9
[INFO] [stderr]     Checking hdrsample v3.0.0
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling prost-derive v0.1.0
[INFO] [stderr]     Checking tacho v0.3.1
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking prost-codegen v0.1.0
[INFO] [stderr]    Compiling curl v0.4.8
[INFO] [stderr]     Checking prost-build v0.1.0
[INFO] [stderr]    Compiling strest-tcp v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `strest-tcp v0.0.1 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/strest-tcp-49d175220d065367/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'unable to compile proto files: Custom { kind: Other, error: Error { description: "Couldn\'t resolve host name", code: 6, extra: Some("Couldn\'t resolve host \'github.com\'") } }', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55db268aca53 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h767e9d0f82ed3393
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x55db268a801b - std::sys_common::backtrace::_print::h4145552665bc19f6
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x55db268ab756 - std::panicking::default_hook::{{closure}}::h17338a99c6f1e326
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x55db268ab4e9 - std::panicking::default_hook::hc895198e886bc85d
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x55db268abe5f - std::panicking::rust_panic_with_hook::ha35c47b69e688bcb
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x55db268ab9e1 - std::panicking::continue_panic_fmt::hf977a9a6bddd2a96
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    6:     0x55db268ab8c5 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:308
[INFO] [stderr]    7:     0x55db268c266c - core::panicking::panic_fmt::he627fcf34c0ff442
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]    8:     0x55db267893c7 - core::result::unwrap_failed::h3d69557a4d1cc50e
[INFO] [stderr]                                at /rustc/f45cc3094ee337acd688771b9234318046b0572d/src/libcore/macros.rs:18
[INFO] [stderr]    9:     0x55db26710c19 - core::result::Result<T,E>::expect::h4915c6eb7462a51a
[INFO] [stderr]                                at /rustc/f45cc3094ee337acd688771b9234318046b0572d/src/libcore/result.rs:827
[INFO] [stderr]   10:     0x55db26745b83 - build_script_build::main::hecfe428a7090bff3
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:4
[INFO] [stderr]   11:     0x55db26720d8f - std::rt::lang_start::{{closure}}::h1408ac6326425e3a
[INFO] [stderr]                                at /rustc/f45cc3094ee337acd688771b9234318046b0572d/src/libstd/rt.rs:64
[INFO] [stderr]   12:     0x55db268ab862 - std::panicking::try::do_call::h0f07e8634b6a59ed
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   13:     0x55db268b2ea9 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   14:     0x55db268ac42c - std::rt::lang_start_internal::h1cf95863d64a76a2
[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]   15:     0x55db26720d68 - std::rt::lang_start::h57290facc1ff5e9a
[INFO] [stderr]                                at /rustc/f45cc3094ee337acd688771b9234318046b0572d/src/libstd/rt.rs:64
[INFO] [stderr]   16:     0x55db26745bb9 - main
[INFO] [stderr]   17:     0x7f9f5f8a52e0 - __libc_start_main
[INFO] [stderr]   18:     0x55db266fb9d9 - _start
[INFO] [stderr]   19:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "10673e7e65e1d447795b854ad2eeb84c2ababf5c8eab808927177ba258afb8af"`
[INFO] running `"docker" "rm" "-f" "10673e7e65e1d447795b854ad2eeb84c2ababf5c8eab808927177ba258afb8af"`
[INFO] [stdout] 10673e7e65e1d447795b854ad2eeb84c2ababf5c8eab808927177ba258afb8af