[INFO] crate webapp-frontend 1.0.0 is already in cache
[INFO] checking webapp-frontend-1.0.0 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate webapp-frontend 1.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate webapp-frontend 1.0.0 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate webapp-frontend 1.0.0
[INFO] finished tweaking crates.io crate webapp-frontend 1.0.0
[INFO] tweaked toml for crates.io crate webapp-frontend 1.0.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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] 0c21cd69f01f7e2eb0253583de1b2d9ecc7006054f29b254fbbc864ba4b917d6
[INFO] running `"docker" "start" "-a" "0c21cd69f01f7e2eb0253583de1b2d9ecc7006054f29b254fbbc864ba4b917d6"`
[INFO] [stderr]    Compiling stdweb v0.4.20
[INFO] [stderr]    Compiling sass-sys v0.4.19
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]     Checking serde_cbor v0.9.0
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr] error: could not compile `serde`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.106/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="serde_derive"' --cfg 'feature="std"' -C metadata=cb8b8978cb3d0678 -C extra-filename=-cb8b8978cb3d0678 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-18d24b1f4d896a48.so --cap-lints allow --cap-lints=forbid --cfg ops_bound --cfg core_reverse --cfg de_boxed_c_str --cfg de_boxed_path --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg num_nonzero --cfg core_try_from --cfg num_nonzero_signed --cfg std_atomic64 --cfg std_atomic` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `toml`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name toml --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml-0.5.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C debuginfo=2 --cfg 'feature="default"' -C metadata=1cfcd67318189946 -C extra-filename=-1cfcd67318189946 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern serde=/opt/rustwide/target/debug/deps/libserde-ad22bc84065c7e91.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: failed to run custom build command for `sass-sys v0.4.19`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/sass-sys-dfe3231c3c740766/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-7/README.Bugs> for instructions.
[INFO] [stderr] make: *** [src/fn_utils.o] Error 4
[INFO] [stderr] make: *** Waiting for unfinished jobs....
[INFO] [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-7/README.Bugs> for instructions.
[INFO] [stderr] make: *** [src/ast_sel_cmp.o] Error 4
[INFO] [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-7/README.Bugs> for instructions.
[INFO] [stderr] make: *** [src/context.o] Error 4
[INFO] [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-7/README.Bugs> for instructions.
[INFO] [stderr] make: *** [src/ast_sel_super.o] Error 4
[INFO] [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-7/README.Bugs> for instructions.
[INFO] [stderr] make: *** [src/fn_lists.o] Error 4
[INFO] [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-7/README.Bugs> for instructions.
[INFO] [stderr] make: *** [src/ast.o] Error 4
[INFO] [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-7/README.Bugs> for instructions.
[INFO] [stderr] make: *** [src/ast_values.o] Error 4
[INFO] [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-7/README.Bugs> for instructions.
[INFO] [stderr] make: *** [src/ast_sel_unify.o] Error 4
[INFO] [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-7/README.Bugs> for instructions.
[INFO] [stderr] make: *** [src/ast_sel_weave.o] Error 4
[INFO] [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-7/README.Bugs> for instructions.
[INFO] [stderr] make: *** [src/fn_miscs.o] Error 4
[INFO] [stderr] 
[INFO] [stderr] STDOUT:cc -Wall -O2 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/cencode.o src/cencode.c
[INFO] [stderr] g++ -Wall -O2 -std=c++11 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/ast.o src/ast.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++11 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/ast_values.o src/ast_values.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++11 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/ast_supports.o src/ast_supports.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++11 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/ast_sel_cmp.o src/ast_sel_cmp.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++11 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/ast_sel_unify.o src/ast_sel_unify.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++11 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/ast_sel_super.o src/ast_sel_super.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++11 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/ast_sel_weave.o src/ast_sel_weave.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++11 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/ast_selectors.o src/ast_selectors.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++11 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/context.o src/context.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++11 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/constants.o src/constants.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++11 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/fn_utils.o src/fn_utils.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++11 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/fn_miscs.o src/fn_miscs.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++11 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/fn_maps.o src/fn_maps.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++11 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/fn_lists.o src/fn_lists.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++11 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/fn_colors.o src/fn_colors.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++11 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/fn_numbers.o src/fn_numbers.cpp
[INFO] [stderr] g++ -Wall -O2 -std=c++11 -I /opt/rustwide/target/debug/build/sass-sys-9e21a8dc6d9ee2cc/out/build/include  -fPIC -c -o src/fn_strings.o src/fn_strings.cpp
[INFO] [stderr] Makefile:226: recipe for target 'src/fn_utils.o' failed
[INFO] [stderr] Makefile:226: recipe for target 'src/ast_sel_cmp.o' failed
[INFO] [stderr] Makefile:226: recipe for target 'src/context.o' failed
[INFO] [stderr] Makefile:226: recipe for target 'src/ast_sel_super.o' failed
[INFO] [stderr] Makefile:226: recipe for target 'src/fn_lists.o' failed
[INFO] [stderr] Makefile:226: recipe for target 'src/ast.o' failed
[INFO] [stderr] Makefile:226: recipe for target 'src/ast_values.o' failed
[INFO] [stderr] Makefile:226: recipe for target 'src/ast_sel_unify.o' failed
[INFO] [stderr] Makefile:226: recipe for target 'src/ast_sel_weave.o' failed
[INFO] [stderr] Makefile:226: recipe for target 'src/fn_miscs.o' failed
[INFO] [stderr] ', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sass-sys-0.4.19/build.rs:125:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5582ac569164 - backtrace::backtrace::libunwind::trace::h9e598fcb10d5c4f5
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5582ac569164 - backtrace::backtrace::trace_unsynchronized::hbfbd58fbb4a2603e
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5582ac569164 - std::sys_common::backtrace::_print_fmt::hacb596a8013761df
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5582ac569164 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::ha1ba73c9085723eb
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x5582ac58e09c - core::fmt::write::hb4ac1e8a8c800611
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x5582ac565f83 - std::io::Write::write_fmt::ha413e6029f4d499f
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x5582ac56b7b5 - std::sys_common::backtrace::_print::h5afa8b3832cd03b8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5582ac56b7b5 - std::sys_common::backtrace::print::h49229e3486b70f83
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5582ac56b7b5 - std::panicking::default_hook::{{closure}}::hcfefd5f4943f3aa9
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x5582ac56b4f2 - std::panicking::default_hook::h4c2b6d8d034c53de
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x5582ac56bdc2 - std::panicking::rust_panic_with_hook::hf8cee70c0118d2cc
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x5582ac56b9ab - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:419
[INFO] [stderr]   12:     0x5582ac56b91b - std::panicking::begin_panic_fmt::h58dd034954c7216c
[INFO] [stderr]                                at src/libstd/panicking.rs:373
[INFO] [stderr]   13:     0x5582ac526fe6 - build_script_build::compile::hbfca865f11d10b64
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sass-sys-0.4.19/build.rs:125
[INFO] [stderr]   14:     0x5582ac5275f5 - build_script_build::main::hd8051e47318f2adc
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sass-sys-0.4.19/build.rs:229
[INFO] [stderr]   15:     0x5582ac52846b - std::rt::lang_start::{{closure}}::h32a895fe2bc53872
[INFO] [stderr]                                at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libstd/rt.rs:67
[INFO] [stderr]   16:     0x5582ac56c208 - std::rt::lang_start_internal::{{closure}}::h4c4631d379953dd0
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   17:     0x5582ac56c208 - std::panicking::try::do_call::hc26b3db2421dedbb
[INFO] [stderr]                                at src/libstd/panicking.rs:331
[INFO] [stderr]   18:     0x5582ac56c208 - std::panicking::try::h4da6835c8705b8a7
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   19:     0x5582ac56c208 - std::panic::catch_unwind::h02aff520273fa6b1
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   20:     0x5582ac56c208 - std::rt::lang_start_internal::he0572ca212cb5ef4
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   21:     0x5582ac528447 - std::rt::lang_start::h2cbea52ebb874ed1
[INFO] [stderr]                                at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libstd/rt.rs:67
[INFO] [stderr]   22:     0x5582ac52762a - main
[INFO] [stderr]   23:     0x7facbd18eb97 - __libc_start_main
[INFO] [stderr]   24:     0x5582ac52517a - _start
[INFO] [stderr]   25:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "0c21cd69f01f7e2eb0253583de1b2d9ecc7006054f29b254fbbc864ba4b917d6"`
[INFO] running `"docker" "rm" "-f" "0c21cd69f01f7e2eb0253583de1b2d9ecc7006054f29b254fbbc864ba4b917d6"`
[INFO] [stdout] 0c21cd69f01f7e2eb0253583de1b2d9ecc7006054f29b254fbbc864ba4b917d6
