[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 1.47.0 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-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mozamimy/repro-sass-sys-build-failure on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-2/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" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.36
[INFO] [stderr]   Downloaded libc v0.2.54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.47.0" "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] 8f0a7f1c11be21dc6bfd2e45159c5f6f64adec2050bdc821241f86b0a4986567
[INFO] running `Command { std: "docker" "start" "-a" "8f0a7f1c11be21dc6bfd2e45159c5f6f64adec2050bdc821241f86b0a4986567", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f0a7f1c11be21dc6bfd2e45159c5f6f64adec2050bdc821241f86b0a4986567", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f0a7f1c11be21dc6bfd2e45159c5f6f64adec2050bdc821241f86b0a4986567", kill_on_drop: false }`
[INFO] [stdout] 8f0a7f1c11be21dc6bfd2e45159c5f6f64adec2050bdc821241f86b0a4986567
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1940e475492bc617ced6df72f8bb8f02a3adc7a2758d235126e24ba1fff36a10
[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" "1940e475492bc617ced6df72f8bb8f02a3adc7a2758d235126e24ba1fff36a10", 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-d2e423928b1a95a5/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]   make: *** [Makefile:249: src/ast_fwd_decl.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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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-57f3ea2c010a4c9e/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:     0x5639b8f18fd0 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x5639b8f18fd0 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x5639b8f18fd0 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x5639b8f18fd0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x5639b8f37cfc - core::fmt::write::h9ddafa4860d8adff
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]      5:     0x5639b8f160f7 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stderr]      6:     0x5639b8f1b1e0 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x5639b8f1b1e0 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x5639b8f1b1e0 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stderr]      9:     0x5639b8f1af2c - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stderr]     10:     0x5639b8f1b843 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stderr]     11:     0x5639b8f1b419 - std::panicking::begin_panic_handler::{{closure}}::h7001af1bb21aeaeb
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:476
[INFO] [stderr]     12:     0x5639b8f1945c - std::sys_common::backtrace::__rust_end_short_backtrace::h39910f557f5f2367
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x5639b8f1b3d9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:475
[INFO] [stderr]     14:     0x5639b8f1b38b - std::panicking::begin_panic_fmt::hc1b1320af38b7e12
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:429
[INFO] [stderr]     15:     0x5639b8ed2b7e - build_script_build::compile::h22592000963ab5d0
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/sass-rs-cad8e066ed7f6678/c6dd955/sass-sys/build.rs:83
[INFO] [stderr]     16:     0x5639b8ed3060 - build_script_build::main::h90d82490198a1cdd
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/sass-rs-cad8e066ed7f6678/c6dd955/sass-sys/build.rs:168
[INFO] [stderr]     17:     0x5639b8ed368b - core::ops::function::FnOnce::call_once::haecd1626a56d949e
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stderr]     18:     0x5639b8ed39ce - std::sys_common::backtrace::__rust_begin_short_backtrace::hf69d8ca3450c4bee
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     19:     0x5639b8ed39a1 - std::rt::lang_start::{{closure}}::hbf1bdeb64ed6af8c
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:66
[INFO] [stderr]     20:     0x5639b8f1bc41 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6a3209f124be2235
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:259
[INFO] [stderr]     21:     0x5639b8f1bc41 - std::panicking::try::do_call::h88ce358792b64df0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stderr]     22:     0x5639b8f1bc41 - std::panicking::try::h6311c259678e50fc
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stderr]     23:     0x5639b8f1bc41 - std::panic::catch_unwind::h56c5716807d659a1
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stderr]     24:     0x5639b8f1bc41 - std::rt::lang_start_internal::h73711f37ecfcb277
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:51
[INFO] [stderr]     25:     0x5639b8ed3977 - std::rt::lang_start::h0ec494fc8331031c
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:65
[INFO] [stderr]     26:     0x5639b8ed309a - main
[INFO] [stderr]     27:     0x7f06ce7fe0b3 - __libc_start_main
[INFO] [stderr]     28:     0x5639b8ed10be - _start
[INFO] [stderr]     29:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "1940e475492bc617ced6df72f8bb8f02a3adc7a2758d235126e24ba1fff36a10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1940e475492bc617ced6df72f8bb8f02a3adc7a2758d235126e24ba1fff36a10", kill_on_drop: false }`
[INFO] [stdout] 1940e475492bc617ced6df72f8bb8f02a3adc7a2758d235126e24ba1fff36a10
