[INFO] fetching crate slang-sys 0.1.2...
[INFO] checking slang-sys-0.1.2 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate slang-sys 0.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate slang-sys 0.1.2 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slang-sys 0.1.2
[INFO] finished tweaking crates.io crate slang-sys 0.1.2
[INFO] tweaked toml for crates.io crate slang-sys 0.1.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53f8afe35efdc3a70833659da61c03f53d11501a10749f13c6ad50e6c737efdd
[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" "53f8afe35efdc3a70833659da61c03f53d11501a10749f13c6ad50e6c737efdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53f8afe35efdc3a70833659da61c03f53d11501a10749f13c6ad50e6c737efdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53f8afe35efdc3a70833659da61c03f53d11501a10749f13c6ad50e6c737efdd", kill_on_drop: false }`
[INFO] [stdout] 53f8afe35efdc3a70833659da61c03f53d11501a10749f13c6ad50e6c737efdd
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7691395010fae8f47f026953f8b0c87866ba90592ee0bdae9c1942ae418247fb
[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" "7691395010fae8f47f026953f8b0c87866ba90592ee0bdae9c1942ae418247fb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling bindgen v0.48.1
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling podio v0.1.7
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling flate2 v1.0.17
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling libz-sys v1.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling zip v0.5.6
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]    Compiling slang-sys v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `slang-sys v0.1.2 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/slang-sys-7aa15dfa68577960/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 }', build.rs:55:64
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55d89a6166b5 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]      1:     0x55d89a6166b5 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55d89a6166b5 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]      3:     0x55d89a6166b5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hdb4a83d2b61107e5
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]      4:     0x55d89a6404bc - core::fmt::write::ha20e7262fa3e8a7a
[INFO] [stderr]                                  at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]      5:     0x55d89a612802 - std::io::Write::write_fmt::h1aebfe8a5a79e36d
[INFO] [stderr]                                  at src/libstd/io/mod.rs:1537
[INFO] [stderr]      6:     0x55d89a618d10 - std::sys_common::backtrace::_print::h9c07314cc66ba539
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]      7:     0x55d89a618d10 - std::sys_common::backtrace::print::hd1fd65f49a2d8544
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]      8:     0x55d89a618d10 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc
[INFO] [stderr]                                  at src/libstd/panicking.rs:198
[INFO] [stderr]      9:     0x55d89a618a5c - std::panicking::default_hook::hc5868949d129ed00
[INFO] [stderr]                                  at src/libstd/panicking.rs:217
[INFO] [stderr]     10:     0x55d89a619353 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8
[INFO] [stderr]                                  at src/libstd/panicking.rs:526
[INFO] [stderr]     11:     0x55d89a618f4b - rust_begin_unwind
[INFO] [stderr]                                  at src/libstd/panicking.rs:437
[INFO] [stderr]     12:     0x55d89a63eb71 - core::panicking::panic_fmt::h17139c2000299725
[INFO] [stderr]                                  at src/libcore/panicking.rs:85
[INFO] [stderr]     13:     0x55d89a63e993 - core::option::expect_none_failed::h972f96abb4ec8952
[INFO] [stderr]                                  at src/libcore/option.rs:1269
[INFO] [stderr]     14:     0x55d899f7e063 - core::result::Result<T,E>::unwrap::h062116bfcce53e96
[INFO] [stderr]                                  at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/result.rs:1005
[INFO] [stderr]     15:     0x55d899f7fb9d - build_script_build::main::he4ebcec02b4d0379
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:55
[INFO] [stderr]     16:     0x55d899f7d76b - std::rt::lang_start::{{closure}}::hfb5e532ffbb89163
[INFO] [stderr]                                  at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/rt.rs:67
[INFO] [stderr]     17:     0x55d89a6197f3 - std::rt::lang_start_internal::{{closure}}::h84a998219831fa70
[INFO] [stderr]                                  at src/libstd/rt.rs:52
[INFO] [stderr]     18:     0x55d89a6197f3 - std::panicking::try::do_call::he8e1d689a3e26def
[INFO] [stderr]                                  at src/libstd/panicking.rs:348
[INFO] [stderr]     19:     0x55d89a6197f3 - std::panicking::try::h264b6eebc2fa7bbf
[INFO] [stderr]                                  at src/libstd/panicking.rs:325
[INFO] [stderr]     20:     0x55d89a6197f3 - std::panic::catch_unwind::hbf28fafa723b2128
[INFO] [stderr]                                  at src/libstd/panic.rs:394
[INFO] [stderr]     21:     0x55d89a6197f3 - std::rt::lang_start_internal::he959aa59bc3ec202
[INFO] [stderr]                                  at src/libstd/rt.rs:51
[INFO] [stderr]     22:     0x55d899f7d747 - std::rt::lang_start::h664c23c2fa4c6853
[INFO] [stderr]                                  at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/rt.rs:67
[INFO] [stderr]     23:     0x55d899f817aa - main
[INFO] [stderr]     24:     0x7fe04eb7a0b3 - __libc_start_main
[INFO] [stderr]     25:     0x55d899f7714e - _start
[INFO] [stderr]     26:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "7691395010fae8f47f026953f8b0c87866ba90592ee0bdae9c1942ae418247fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7691395010fae8f47f026953f8b0c87866ba90592ee0bdae9c1942ae418247fb", kill_on_drop: false }`
[INFO] [stdout] 7691395010fae8f47f026953f8b0c87866ba90592ee0bdae9c1942ae418247fb
