[INFO] crate slang 0.0.2 is already in cache
[INFO] extracting crate slang 0.0.2 into work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/slang/0.0.2
[INFO] extracting crate slang 0.0.2 into work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/slang/0.0.2
[INFO] validating manifest of slang-0.0.2 on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of slang-0.0.2 on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing slang-0.0.2
[INFO] finished frobbing slang-0.0.2
[INFO] frobbed toml for slang-0.0.2 written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/slang/0.0.2/Cargo.toml
[INFO] started frobbing slang-0.0.2
[INFO] finished frobbing slang-0.0.2
[INFO] frobbed toml for slang-0.0.2 written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/slang/0.0.2/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-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" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking slang-0.0.2 against try#58b21121d0b447ceb3f1a655155d802191acf044 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-1/try#58b21121d0b447ceb3f1a655155d802191acf044:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/slang/0.0.2:/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" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 15bf9cecee187395d9736ea84922ce05c0199300b894630f475f1c4998bbdd2d
[INFO] running `"docker" "start" "-a" "15bf9cecee187395d9736ea84922ce05c0199300b894630f475f1c4998bbdd2d"`
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling socket2 v0.3.9
[INFO] [stderr]    Compiling bindgen v0.48.1
[INFO] [stderr]    Compiling curl-sys v0.4.18
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling curl v0.4.22
[INFO] [stderr]    Compiling zip v0.5.2
[INFO] [stderr]    Compiling slang-sys v0.1.2
[INFO] [stderr] error: failed to run custom build command for `slang-sys v0.1.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/slang-sys-54201416869d2f7f/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 }', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5586e9681d63 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hb4e030b29f98d86f
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x5586e967d7db - std::sys_common::backtrace::_print::h44872227d8b770d4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x5586e96809e6 - std::panicking::default_hook::{{closure}}::hd181a7e0ad3700ab
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x5586e968077b - std::panicking::default_hook::h0b98855e63e3b4cb
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x5586e96810ef - std::panicking::rust_panic_with_hook::ha323ba5aa88f36f2
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x5586e9680c71 - std::panicking::continue_panic_fmt::h240b5680b02e1846
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    6:     0x5586e9680b55 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:308
[INFO] [stderr]    7:     0x5586e969c87c - core::panicking::panic_fmt::hce68576b79e551c9
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]    8:     0x5586e94d6377 - core::result::unwrap_failed::h2689976fb5642af5
[INFO] [stderr]                                at /rustc/58b21121d0b447ceb3f1a655155d802191acf044/src/libcore/macros.rs:18
[INFO] [stderr]    9:     0x5586e8e20475 - core::result::Result<T,E>::unwrap::h3d64f36497effd51
[INFO] [stderr]                                at /rustc/58b21121d0b447ceb3f1a655155d802191acf044/src/libcore/result.rs:800
[INFO] [stderr]   10:     0x5586e8e1aac6 - build_script_build::main::h14ad5adfb6ac801c
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/slang-sys-0.1.2/build.rs:55
[INFO] [stderr]   11:     0x5586e8e19ccf - std::rt::lang_start::{{closure}}::h37862c23b0979db3
[INFO] [stderr]                                at /rustc/58b21121d0b447ceb3f1a655155d802191acf044/src/libstd/rt.rs:64
[INFO] [stderr]   12:     0x5586e9680af2 - std::panicking::try::do_call::he7eba20f8beb30e4
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   13:     0x5586e9688f99 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   14:     0x5586e96816bc - std::rt::lang_start_internal::hedb14d415182a710
[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:     0x5586e8e19ca8 - std::rt::lang_start::h9e2b39c1ec50731b
[INFO] [stderr]                                at /rustc/58b21121d0b447ceb3f1a655155d802191acf044/src/libstd/rt.rs:64
[INFO] [stderr]   16:     0x5586e8e1cc19 - main
[INFO] [stderr]   17:     0x7fb229ae72e0 - __libc_start_main
[INFO] [stderr]   18:     0x5586e8e0ccf9 - _start
[INFO] [stderr]   19:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "15bf9cecee187395d9736ea84922ce05c0199300b894630f475f1c4998bbdd2d"`
[INFO] running `"docker" "rm" "-f" "15bf9cecee187395d9736ea84922ce05c0199300b894630f475f1c4998bbdd2d"`
[INFO] [stdout] 15bf9cecee187395d9736ea84922ce05c0199300b894630f475f1c4998bbdd2d