[INFO] fetching crate hyper-static-server 0.5.1...
[INFO] documenting hyper-static-server-0.5.1 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate hyper-static-server 0.5.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate hyper-static-server 0.5.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hyper-static-server 0.5.1
[INFO] finished tweaking crates.io crate hyper-static-server 0.5.1
[INFO] tweaked toml for crates.io crate hyper-static-server 0.5.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argparse v0.2.2
[INFO] [stderr]   Downloaded sass-rs v0.2.2
[INFO] [stderr]   Downloaded hyper-simple-server v0.5.1
[INFO] [stderr]   Downloaded path-tree v0.2.2
[INFO] [stderr]   Downloaded quick-xml v0.27.1
[INFO] [stderr]   Downloaded any_ascii v0.3.2
[INFO] [stderr]   Downloaded sass-sys v0.4.22
[INFO] [stderr]   Downloaded sitewriter v0.5.5
[INFO] [stderr]   Downloaded sass-alt v0.2.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b7e8f34d9a1eeb5fb86c3e474b0a90de45f1ef67d67d078c4b40e4feb385109
[INFO] running `Command { std: "docker" "start" "-a" "8b7e8f34d9a1eeb5fb86c3e474b0a90de45f1ef67d67d078c4b40e4feb385109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b7e8f34d9a1eeb5fb86c3e474b0a90de45f1ef67d67d078c4b40e4feb385109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b7e8f34d9a1eeb5fb86c3e474b0a90de45f1ef67d67d078c4b40e4feb385109", kill_on_drop: false }`
[INFO] [stdout] 8b7e8f34d9a1eeb5fb86c3e474b0a90de45f1ef67d67d078c4b40e4feb385109
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3dafcefed039d04608827d3f7d1581b003dad3af2a0065f32581ffbbf01fc4f
[INFO] running `Command { std: "docker" "start" "-a" "e3dafcefed039d04608827d3f7d1581b003dad3af2a0065f32581ffbbf01fc4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.28
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.14
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling pulldown-cmark v0.9.3
[INFO] [stderr]     Checking iana-time-zone v0.1.59
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking quick-xml v0.27.1
[INFO] [stderr]     Checking bstr v1.9.0
[INFO] [stderr]     Checking rustls-pemfile v0.2.1
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking argparse v0.2.2
[INFO] [stderr]     Checking path-tree v0.2.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]     Checking cpio v0.2.2
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking any_ascii v0.3.2
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling sass-sys v0.4.22
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.48/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no -C codegen-units=1 -C debuginfo=2 -C debug-assertions=on --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=388909ecc32015a6 -C extra-filename=-388909ecc32015a6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-93be1fa497b70387.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-7b0ae01c0871ae64.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-c873018b8c33f539.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tokio` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.35.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C opt-level=3 -C lto=off -C embed-bitcode=no -C codegen-units=1 -C debuginfo=2 -C debug-assertions=on --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="num_cpus"' --cfg 'feature="rt"' --cfg 'feature="rt-multi-thread"' --cfg 'feature="signal"' --cfg 'feature="signal-hook-registry"' --cfg 'feature="socket2"' --cfg 'feature="sync"' -C metadata=ef331f25536e150a -C extra-filename=-ef331f25536e150a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-5db0d12e9a99e550.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-5bafc868c53ef8f8.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-53b126fafc24a22a.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-94bd12829bc47723.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-a42650994c4461d1.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/deps/libsignal_hook_registry-c544fc0b8102f60e.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-92e57de62a97bf76.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.109/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no -C codegen-units=1 -C debuginfo=2 -C debug-assertions=on --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=9d74d0a20368d403 -C extra-filename=-9d74d0a20368d403 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-93be1fa497b70387.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-7b0ae01c0871ae64.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-c873018b8c33f539.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `regex-automata` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name regex_automata --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-automata-0.4.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C opt-level=3 -C lto=off -C embed-bitcode=no -C codegen-units=1 -C debuginfo=2 -C debug-assertions=on --cfg 'feature="alloc"' --cfg 'feature="hybrid"' --cfg 'feature="meta"' --cfg 'feature="nfa"' --cfg 'feature="nfa-backtrack"' --cfg 'feature="nfa-pikevm"' --cfg 'feature="nfa-thompson"' --cfg 'feature="perf"' --cfg 'feature="perf-inline"' --cfg 'feature="perf-literal"' --cfg 'feature="perf-literal-multisubstring"' --cfg 'feature="perf-literal-substring"' --cfg 'feature="std"' --cfg 'feature="syntax"' -C metadata=386fc3d4dc77cda3 -C extra-filename=-386fc3d4dc77cda3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-093c6e592e3ea428.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-47c8b2d9a8ab5758.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-d35f857b36d127c5.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `cc` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cc-1.0.83/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no -C codegen-units=1 -C debuginfo=2 -C debug-assertions=on -C metadata=043437be6aafd67e -C extra-filename=-043437be6aafd67e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-0c20d43ae7320a88.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: failed to run custom build command for `sass-sys v0.4.22`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/sass-sys-42b19ff8ab41c0c5/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=LIBSASS_NO_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=LIBSASS_STATIC
[INFO] [stderr]   cargo:rerun-if-env-changed=LIBSASS_DYNAMIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_ALL_STATIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_ALL_DYNAMIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/sass-sys-0.4.22/build.rs:107:9:
[INFO] [stderr]   Build error:
[INFO] [stderr]   STDERR:g++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr]   compilation terminated.
[INFO] [stderr]   make: *** [Makefile:228: src/ast_sel_super.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:228: src/fn_lists.o] Error 1
[INFO] [stderr]   g++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr]   compilation terminated.
[INFO] [stderr]   make: *** [Makefile:228: src/ast_supports.o] Error 1
[INFO] [stderr]   src/ast_values.cpp: In member function 'virtual size_t Sass::Number::hash() const':
[INFO] [stderr]   src/ast_values.cpp:484:23: warning: loop variable 'numerator' creates a copy from type 'const std::__cxx11::basic_string<char>' [-Wrange-loop-construct]
[INFO] [stderr]     484 |       for (const auto numerator : numerators)
[INFO] [stderr]         |                       ^~~~~~~~~
[INFO] [stderr]   src/ast_values.cpp:484:23: note: use reference type to prevent copying
[INFO] [stderr]     484 |       for (const auto numerator : numerators)
[INFO] [stderr]         |                       ^~~~~~~~~
[INFO] [stderr]         |                       &
[INFO] [stderr]   src/ast_values.cpp:486:23: warning: loop variable 'denominator' creates a copy from type 'const std::__cxx11::basic_string<char>' [-Wrange-loop-construct]
[INFO] [stderr]     486 |       for (const auto denominator : denominators)
[INFO] [stderr]         |                       ^~~~~~~~~~~
[INFO] [stderr]   src/ast_values.cpp:486:23: note: use reference type to prevent copying
[INFO] [stderr]     486 |       for (const auto denominator : denominators)
[INFO] [stderr]         |                       ^~~~~~~~~~~
[INFO] [stderr]         |                       &
[INFO] [stderr]   g++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr]   compilation terminated.
[INFO] [stderr]   make: *** [Makefile:228: src/fn_maps.o] Error 1
[INFO] [stderr]   g++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr]   compilation terminated.
[INFO] [stderr]   make: *** [Makefile:228: src/ast.o] Error 1
[INFO] [stderr]   g++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr]   compilation terminated.
[INFO] [stderr]   make: *** [Makefile:228: src/ast_selectors.o] Error 1
[INFO] [stderr] 
[INFO] [stderr]   STDOUT:cc -Wall -O2 -I /opt/rustwide/target/debug/build/sass-sys-161ca082e7f694c6/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-161ca082e7f694c6/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-161ca082e7f694c6/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-161ca082e7f694c6/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-161ca082e7f694c6/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-161ca082e7f694c6/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-161ca082e7f694c6/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-161ca082e7f694c6/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-161ca082e7f694c6/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-161ca082e7f694c6/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-161ca082e7f694c6/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-161ca082e7f694c6/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-161ca082e7f694c6/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-161ca082e7f694c6/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-161ca082e7f694c6/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-161ca082e7f694c6/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-161ca082e7f694c6/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-161ca082e7f694c6/out/build/include  -fPIC -c -o src/fn_strings.o src/fn_strings.cpp
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x56155468c91c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x56155468c91c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x56155468c91c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x56155468c91c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x5615546b1820 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x5615546b1820 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x56155468a0af - std::io::Write::write_fmt::h5fc9997dfe05f882
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stderr]      7:     0x56155468c704 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x56155468c704 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x56155468dda7 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stderr]     10:     0x56155468db0f - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x56155468e228 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x56155468e10e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x56155468cde6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stderr]     14:     0x56155468de72 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x56155465acd5 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x56155465e584 - build_script_build::compile::h7b2ee29970adb03d
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/sass-sys-0.4.22/build.rs:107:9
[INFO] [stderr]     17:     0x56155465e584 - build_script_build::main::h37a9f2676a9e0167
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/sass-sys-0.4.22/build.rs:219:5
[INFO] [stderr]     18:     0x56155465b4f3 - core::ops::function::FnOnce::call_once::h74e594cebbe9fa68
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stderr]     19:     0x56155465b4f3 - std::sys_common::backtrace::__rust_begin_short_backtrace::he2d22b742253c6b1
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stderr]     20:     0x56155465b529 - std::rt::lang_start::{{closure}}::h8b924a097f004e6d
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:167:18
[INFO] [stderr]     21:     0x561554686277 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd95060ecd5e1ca24
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     22:     0x561554686277 - std::panicking::try::do_call::h6e8cf51db32a6e4b
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stderr]     23:     0x561554686277 - std::panicking::try::h3a52eefe24fe3c29
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stderr]     24:     0x561554686277 - std::panic::catch_unwind::h24c28c23c02c3841
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stderr]     25:     0x561554686277 - std::rt::lang_start_internal::{{closure}}::h705d3c9cbc06ef47
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:48
[INFO] [stderr]     26:     0x561554686277 - std::panicking::try::do_call::ha21f52ba13158470
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stderr]     27:     0x561554686277 - std::panicking::try::h5581346bf6aeb1f8
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stderr]     28:     0x561554686277 - std::panic::catch_unwind::h7919645a6b72e25b
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stderr]     29:     0x561554686277 - std::rt::lang_start_internal::h12de51168669836e
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:20
[INFO] [stderr]     30:     0x56155465b51e - std::rt::lang_start::hcb276e83666d4cb7
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:166:17
[INFO] [stderr]     31:     0x7f4148fccd90 - <unknown>
[INFO] [stderr]     32:     0x7f4148fcce40 - __libc_start_main
[INFO] [stderr]     33:     0x56155465b3f5 - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "e3dafcefed039d04608827d3f7d1581b003dad3af2a0065f32581ffbbf01fc4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3dafcefed039d04608827d3f7d1581b003dad3af2a0065f32581ffbbf01fc4f", kill_on_drop: false }`
[INFO] [stdout] e3dafcefed039d04608827d3f7d1581b003dad3af2a0065f32581ffbbf01fc4f
