[INFO] crate sass-sys 0.4.10 is already in cache
[INFO] extracting crate sass-sys 0.4.10 into work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/sass-sys/0.4.10
[INFO] extracting crate sass-sys 0.4.10 into work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/sass-sys/0.4.10
[INFO] validating manifest of sass-sys-0.4.10 on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sass-sys-0.4.10 on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sass-sys-0.4.10
[INFO] finished frobbing sass-sys-0.4.10
[INFO] frobbed toml for sass-sys-0.4.10 written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/sass-sys/0.4.10/Cargo.toml
[INFO] started frobbing sass-sys-0.4.10
[INFO] finished frobbing sass-sys-0.4.10
[INFO] frobbed toml for sass-sys-0.4.10 written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/sass-sys/0.4.10/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sass-sys-0.4.10 against try#18481b65f318e0b4b20c0fc61340054701719d6c for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-4/try#18481b65f318e0b4b20c0fc61340054701719d6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/sass-sys/0.4.10:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4e860f1b03681ded79a0ae3b493242d626498a5b082697e8cec8d1d5c0af804a
[INFO] running `"docker" "start" "-a" "4e860f1b03681ded79a0ae3b493242d626498a5b082697e8cec8d1d5c0af804a"`
[INFO] [stderr]    Compiling sass-sys v0.4.10 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `sass-sys v0.4.10 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/sass-sys-c19e7fc7b7515c72/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'Build error:
[INFO] [stderr] STDERR:g++: internal compiler error: Killed (program cc1plus)
[INFO] [stderr] Please submit a full bug report,
[INFO] [stderr] with preprocessed source if appropriate.
[INFO] [stderr] See <file:///usr/share/doc/gcc-6/README.Bugs> for instructions.
[INFO] [stderr] make: *** [src/functions.o] Error 4
[INFO] [stderr] make: *** Waiting for unfinished jobs....
[INFO] [stderr] 
[INFO] [stderr] STDOUT:mkdir lib
[INFO] [stderr] cc -Wall -O2 -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/cencode.o src/cencode.c
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/ast.o src/ast.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/node.o src/node.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/context.o src/context.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/constants.o src/constants.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/functions.o src/functions.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/color_maps.o src/color_maps.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/environment.o src/environment.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/ast_fwd_decl.o src/ast_fwd_decl.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/bind.o src/bind.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/file.o src/file.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/util.o src/util.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/json.o src/json.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/units.o src/units.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/values.o src/values.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/plugins.o src/plugins.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/position.o src/position.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/lexer.o src/lexer.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/parser.o src/parser.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/prelexer.o src/prelexer.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/eval.o src/eval.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/expand.o src/expand.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/listize.o src/listize.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/cssize.o src/cssize.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/extend.o src/extend.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/output.o src/output.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++0x -I /opt/crater/target/debug/build/sass-sys-73729dc3f2fb8572/out/build/include -fPIC -fPIC -c -o src/inspect.o src/inspect.cpp
[INFO] [stderr] Makefile:249: recipe for target 'src/functions.o' failed
[INFO] [stderr] ', build.rs:82:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5651f049da3b - backtrace::backtrace::libunwind::trace::hbfb69e72f505529b
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x5651f049da3b - backtrace::backtrace::trace_unsynchronized::hac9ea77fa06b91bd
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5651f049da3b - std::sys_common::backtrace::_print::hf6f722cabcf8c26d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x5651f049da3b - std::sys_common::backtrace::print::h9cca5983945bdb52
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x5651f049da3b - std::panicking::default_hook::{{closure}}::h2fab7259edc3a80d
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x5651f049d717 - std::panicking::default_hook::ha99acf6d9268d46d
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x5651f049e100 - std::panicking::rust_panic_with_hook::hddab2c65ce92e648
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x5651f049dc82 - std::panicking::continue_panic_fmt::hfaaf28183fee9f60
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x5651f049dbcf - std::panicking::begin_panic_fmt::h8cc4f8bb271dd3c0
[INFO] [stderr]                                at src/libstd/panicking.rs:339
[INFO] [stderr]    9:     0x5651f044b260 - build_script_build::compile::h285771cf254a528e
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:82
[INFO] [stderr]   10:     0x5651f044b710 - build_script_build::main::h13e50458c240e0eb
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:167
[INFO] [stderr]   11:     0x5651f044d690 - std::rt::lang_start::{{closure}}::h25b85f964a8c6280
[INFO] [stderr]                                at /rustc/18481b65f318e0b4b20c0fc61340054701719d6c/src/libstd/rt.rs:64
[INFO] [stderr]   12:     0x5651f049db53 - std::rt::lang_start_internal::{{closure}}::hbec6d1ff7b00d029
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   13:     0x5651f049db53 - std::panicking::try::do_call::h83e51489f66cd002
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   14:     0x5651f04a555a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   15:     0x5651f049e60d - std::panicking::try::hb1deae6a8854c8be
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   16:     0x5651f049e60d - std::panic::catch_unwind::hff09c33b8b66b7a2
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   17:     0x5651f049e60d - std::rt::lang_start_internal::h01b3f7988e3fe75d
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   18:     0x5651f044d669 - std::rt::lang_start::h64cc0a109274a03f
[INFO] [stderr]                                at /rustc/18481b65f318e0b4b20c0fc61340054701719d6c/src/libstd/rt.rs:64
[INFO] [stderr]   19:     0x5651f044b74a - main
[INFO] [stderr]   20:     0x7f71bdc732e1 - __libc_start_main
[INFO] [stderr]   21:     0x5651f04494ea - _start
[INFO] [stderr]   22:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "4e860f1b03681ded79a0ae3b493242d626498a5b082697e8cec8d1d5c0af804a"`
[INFO] running `"docker" "rm" "-f" "4e860f1b03681ded79a0ae3b493242d626498a5b082697e8cec8d1d5c0af804a"`
[INFO] [stdout] 4e860f1b03681ded79a0ae3b493242d626498a5b082697e8cec8d1d5c0af804a