[INFO] cloning repository https://github.com/mozamimy/repro-sass-sys-build-failure
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mozamimy/repro-sass-sys-build-failure" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozamimy%2Frepro-sass-sys-build-failure", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozamimy%2Frepro-sass-sys-build-failure'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e609e9dfa9f40f192092820fa4ea327827543aff
[INFO] testing mozamimy/repro-sass-sys-build-failure against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozamimy%2Frepro-sass-sys-build-failure" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mozamimy/repro-sass-sys-build-failure on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mozamimy/repro-sass-sys-build-failure
[INFO] finished tweaking git repo https://github.com/mozamimy/repro-sass-sys-build-failure
[INFO] tweaked toml for git repo https://github.com/mozamimy/repro-sass-sys-build-failure written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mozamimy/repro-sass-sys-build-failure already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/mozamimy/sass-rs.git`
[INFO] [stderr]     Updating git submodule `https://github.com/sass/libsass.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 423e1f3944dbbfb61c95a7cc2a1d8f136d8d967a06c878a761e5765b6b5a001d
[INFO] running `Command { std: "docker" "start" "-a" "423e1f3944dbbfb61c95a7cc2a1d8f136d8d967a06c878a761e5765b6b5a001d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "423e1f3944dbbfb61c95a7cc2a1d8f136d8d967a06c878a761e5765b6b5a001d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "423e1f3944dbbfb61c95a7cc2a1d8f136d8d967a06c878a761e5765b6b5a001d", kill_on_drop: false }`
[INFO] [stdout] 423e1f3944dbbfb61c95a7cc2a1d8f136d8d967a06c878a761e5765b6b5a001d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e7820ec73ac13a8a2a6593241bf94196299d22a716cf528f912f139fc76c56d3
[INFO] running `Command { std: "docker" "start" "-a" "e7820ec73ac13a8a2a6593241bf94196299d22a716cf528f912f139fc76c56d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling sass-sys v0.4.8 (https://github.com/mozamimy/sass-rs.git?branch=debug-cpu-num#c6dd9551)
[INFO] [stderr] error: failed to run custom build command for `sass-sys v0.4.8 (https://github.com/mozamimy/sass-rs.git?branch=debug-cpu-num#c6dd9551)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/sass-sys-84121b5eff349657/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   DEBUG: jobs = 14
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Build error:
[INFO] [stderr]   STDERR:src/json.cpp: In function 'char* json_encode_string(const char*)':
[INFO] [stderr]   src/json.cpp:405:15: warning: catching polymorphic type 'class std::exception' by value [-Wcatch-value=]
[INFO] [stderr]     405 |   catch (std::exception) {
[INFO] [stderr]         |               ^~~~~~~~~
[INFO] [stderr]   src/json.cpp: In function 'char* json_stringify(const JsonNode*, const char*)':
[INFO] [stderr]   src/json.cpp:424:15: warning: catching polymorphic type 'class std::exception' by value [-Wcatch-value=]
[INFO] [stderr]     424 |   catch (std::exception) {
[INFO] [stderr]         |               ^~~~~~~~~
[INFO] [stderr]   src/functions.cpp: In function 'void Sass::Functions::handle_utf8_error(const Sass::ParserState&, Sass::Backtraces)':
[INFO] [stderr]   src/functions.cpp:110:20: warning: catching polymorphic type 'class utf8::invalid_code_point' by value [-Wcatch-value=]
[INFO] [stderr]     110 |       catch (utf8::invalid_code_point) {
[INFO] [stderr]         |                    ^~~~~~~~~~~~~~~~~~
[INFO] [stderr]   src/functions.cpp:114:20: warning: catching polymorphic type 'class utf8::not_enough_room' by value [-Wcatch-value=]
[INFO] [stderr]     114 |       catch (utf8::not_enough_room) {
[INFO] [stderr]         |                    ^~~~~~~~~~~~~~~
[INFO] [stderr]   src/functions.cpp:118:20: warning: catching polymorphic type 'class utf8::invalid_utf8' by value [-Wcatch-value=]
[INFO] [stderr]     118 |       catch (utf8::invalid_utf8) {
[INFO] [stderr]         |                    ^~~~~~~~~~~~
[INFO] [stderr]   g++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr]   compilation terminated.
[INFO] [stderr]   make: *** [Makefile:249: src/node.o] Error 1
[INFO] [stderr]   make: *** Waiting for unfinished jobs....
[INFO] [stderr]   g++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr]   compilation terminated.
[INFO] [stderr]   g++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr]   compilation terminated.
[INFO] [stderr]   make: *** [Makefile:249: src/context.o] Error 1
[INFO] [stderr]   make: *** [Makefile:249: src/ast.o] Error 1
[INFO] [stderr] 
[INFO] [stderr]   STDOUT:mkdir lib
[INFO] [stderr]   cc -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/cencode.o src/cencode.c
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/ast.o src/ast.cpp
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/node.o src/node.cpp
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/context.o src/context.cpp
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/constants.o src/constants.cpp
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/functions.o src/functions.cpp
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/color_maps.o src/color_maps.cpp
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/environment.o src/environment.cpp
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/ast_fwd_decl.o src/ast_fwd_decl.cpp
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/bind.o src/bind.cpp
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/file.o src/file.cpp
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/util.o src/util.cpp
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/json.o src/json.cpp
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/units.o src/units.cpp
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/values.o src/values.cpp
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/plugins.o src/plugins.cpp
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/position.o src/position.cpp
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/lexer.o src/lexer.cpp
[INFO] [stderr]   g++ -Wall -O2 -DLIBSASS_VERSION="\"3.5.5\"" -std=c++0x -I /opt/rustwide/target/debug/build/sass-sys-08e4d63c88e6aa85/out/build/include -fPIC -fPIC -c -o src/parser.o src/parser.cpp
[INFO] [stderr]   ', /opt/rustwide/cargo-home/git/checkouts/sass-rs-cad8e066ed7f6678/c6dd955/sass-sys/build.rs:83:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x56329b4c0d00 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x56329b4c0d00 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x56329b4c0d00 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x56329b4c0d00 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x56329b4defcc - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]      5:     0x56329b4bdcc2 - std::io::Write::write_fmt::hac97d5cb5753e2ec
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stderr]      6:     0x56329b4c2f6d - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x56329b4c2f6d - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x56329b4c2f6d - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x56329b4c2c18 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x56329b4c35f1 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stderr]     11:     0x56329b4c3199 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:484
[INFO] [stderr]     12:     0x56329b4c118c - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x56329b4c3159 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:483
[INFO] [stderr]     14:     0x56329b4c310b - std::panicking::begin_panic_fmt::hef75366dd3a9de61
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:437
[INFO] [stderr]     15:     0x56329b479aef - build_script_build::compile::h949dac89544264f8
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/sass-rs-cad8e066ed7f6678/c6dd955/sass-sys/build.rs:83
[INFO] [stderr]     16:     0x56329b479fc0 - build_script_build::main::h2b845ac2cfbff829
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/sass-rs-cad8e066ed7f6678/c6dd955/sass-sys/build.rs:168
[INFO] [stderr]     17:     0x56329b47a62b - core::ops::function::FnOnce::call_once::hde962d6aed96c38d
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stderr]     18:     0x56329b47a92e - std::sys_common::backtrace::__rust_begin_short_backtrace::h6b772b9cef074dfc
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     19:     0x56329b47a901 - std::rt::lang_start::{{closure}}::h1d48d4ac9ab3cdd6
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:66
[INFO] [stderr]     20:     0x56329b4c3a17 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h908982dfc31b926f
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:259
[INFO] [stderr]     21:     0x56329b4c3a17 - std::panicking::try::do_call::h92777899503b7584
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stderr]     22:     0x56329b4c3a17 - std::panicking::try::h8815656b2b76e792
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stderr]     23:     0x56329b4c3a17 - std::panic::catch_unwind::h112ab81228f50b46
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stderr]     24:     0x56329b4c3a17 - std::rt::lang_start_internal::h1772a706c7575c24
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:51
[INFO] [stderr]     25:     0x56329b47a8d7 - std::rt::lang_start::haf085246ef897dfd
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:65
[INFO] [stderr]     26:     0x56329b479ffa - main
[INFO] [stderr]     27:     0x7f90418b20b3 - __libc_start_main
[INFO] [stderr]     28:     0x56329b4780be - _start
[INFO] [stderr]     29:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "e7820ec73ac13a8a2a6593241bf94196299d22a716cf528f912f139fc76c56d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7820ec73ac13a8a2a6593241bf94196299d22a716cf528f912f139fc76c56d3", kill_on_drop: false }`
[INFO] [stdout] e7820ec73ac13a8a2a6593241bf94196299d22a716cf528f912f139fc76c56d3
