[INFO] updating cached repository https://github.com/compass-rs/compass
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 53c4a9681cb263bd7ed6c501e4544031cab2b67a
[INFO] checking compass-rs/compass against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcompass-rs%2Fcompass" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/compass-rs/compass on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/compass-rs/compass
[INFO] finished tweaking git repo https://github.com/compass-rs/compass
[INFO] tweaked toml for git repo https://github.com/compass-rs/compass written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/compass-rs/compass already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-12/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+d7b51666469c792a8a3f40849607739bae1e705e" "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] 77a36099d2d126ee6569a2a0601e5729c7d29e903c3e731188f7dc8c95d7f1e9
[INFO] running `"docker" "start" "-a" "77a36099d2d126ee6569a2a0601e5729c7d29e903c3e731188f7dc8c95d7f1e9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking lzw v0.8.0
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking byteorder v0.3.13
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking gif v0.5.1
[INFO] [stderr]     Checking num-iter v0.1.40
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling sass-sys v0.4.19
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking png v0.3.1
[INFO] [stderr] error: no rules expected the token `flags`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/common.rs:179:5
[INFO] [stderr]     |
[INFO] [stderr] 179 |     flags Transformations: u32 {
[INFO] [stderr]     |     ^^^^^ no rules expected this token in macro call
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `common::Transformations`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:11:41
[INFO] [stderr]    |
[INFO] [stderr] 11 | use common::{ColorType, BitDepth, Info, Transformations};
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^ no `Transformations` in `common`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:68:26
[INFO] [stderr]    |
[INFO] [stderr] 68 |             transform: ::TRANSFORM_EXPAND | ::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16,
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_SCALE_16` in the crate root
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:68:47
[INFO] [stderr]    |
[INFO] [stderr] 68 |             transform: ::TRANSFORM_EXPAND | ::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16,
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_STRIP_16` in the crate root
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:68:70
[INFO] [stderr]    |
[INFO] [stderr] 68 |             transform: ::TRANSFORM_EXPAND | ::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16,
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_IDENTITY` in the crate root
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:250:27
[INFO] [stderr]     |
[INFO] [stderr] 250 |         if transform == ::TRANSFORM_IDENTITY {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:271:41
[INFO] [stderr]     |
[INFO] [stderr] 271 |                 if transform.contains(::TRANSFORM_EXPAND) {
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_SCALE_16` in the crate root
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:291:62
[INFO] [stderr]     |
[INFO] [stderr] 291 |                 if bit_depth == 16 && transform.intersects(::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16) {
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_STRIP_16` in the crate root
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:291:85
[INFO] [stderr]     |
[INFO] [stderr] 291 |                 if bit_depth == 16 && transform.intersects(::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16) {
[INFO] [stderr]     |                                                                                     ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_IDENTITY` in the crate root
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:313:19
[INFO] [stderr]     |
[INFO] [stderr] 313 |         if t == ::TRANSFORM_IDENTITY {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_SCALE_16` in the crate root
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:318:23
[INFO] [stderr]     |
[INFO] [stderr] 318 |                     ::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_STRIP_16` in the crate root
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:318:46
[INFO] [stderr]     |
[INFO] [stderr] 318 |                     ::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:320:35
[INFO] [stderr]     |
[INFO] [stderr] 320 |                 _ if t.contains(::TRANSFORM_EXPAND) => 8,
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:323:46
[INFO] [stderr]     |
[INFO] [stderr] 323 |             let color_type = if t.contains(::TRANSFORM_EXPAND) {
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_SCALE_16` in the crate root
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:351:15
[INFO] [stderr]     |
[INFO] [stderr] 351 |             ::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_STRIP_16` in the crate root
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:351:38
[INFO] [stderr]     |
[INFO] [stderr] 351 |             ::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:367:45
[INFO] [stderr]     |
[INFO] [stderr] 367 |             Indexed if trns && t.contains(::TRANSFORM_EXPAND) => 4 * 8,
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:368:37
[INFO] [stderr]     |
[INFO] [stderr] 368 |             Indexed if t.contains(::TRANSFORM_EXPAND) => 3 * 8,
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:369:41
[INFO] [stderr]     |
[INFO] [stderr] 369 |             RGB if trns && t.contains(::TRANSFORM_EXPAND) => 4 * 8,
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:370:47
[INFO] [stderr]     |
[INFO] [stderr] 370 |             Grayscale if trns && t.contains(::TRANSFORM_EXPAND) => 2 * 8,
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:371:39
[INFO] [stderr]     |
[INFO] [stderr] 371 |             Grayscale if t.contains(::TRANSFORM_EXPAND) => 1 * 8,
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:372:44
[INFO] [stderr]     |
[INFO] [stderr] 372 |             GrayscaleAlpha if t.contains(::TRANSFORM_EXPAND) => 2 * 8,
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `num-bigint`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name num_bigint /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.1.44/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cbitcode-in-rlib=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="rand"' --cfg 'feature="rustc-serialize"' -C metadata=b0eda84e314ed362 -C extra-filename=-b0eda84e314ed362 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern num_integer=/opt/rustwide/target/debug/deps/libnum_integer-29dc5978d8e6cc42.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-b97d36e4bf083353.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-65538d59fdf09a79.rmeta --extern rustc_serialize=/opt/rustwide/target/debug/deps/librustc_serialize-12330454d698e3ef.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: could not compile `num-complex`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name num_complex /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-complex-0.1.43/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cbitcode-in-rlib=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="rustc-serialize"' -C metadata=2a1a0b7da0baac16 -C extra-filename=-2a1a0b7da0baac16 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-b97d36e4bf083353.rmeta --extern rustc_serialize=/opt/rustwide/target/debug/deps/librustc_serialize-12330454d698e3ef.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: could not compile `png`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name png /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cbitcode-in-rlib=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=846d3ddefd9b2ae1 -C extra-filename=-846d3ddefd9b2ae1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-e08d508a294dced4.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-a295c805685df4a2.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-b4a02fe36719e45c.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-c53df3172586757f.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-255b03e143dc20f4/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'Build error:
[INFO] [stderr] STDERR:g++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] compilation terminated.
[INFO] [stderr] make: *** [Makefile:226: src/fn_lists.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:226: src/ast_sel_super.o] Error 1
[INFO] [stderr] g++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] compilation terminated.
[INFO] [stderr] make: *** [Makefile:226: src/fn_miscs.o] Error 1
[INFO] [stderr] g++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] compilation terminated.
[INFO] [stderr] make: *** [Makefile:226: src/fn_utils.o] Error 1
[INFO] [stderr] g++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] compilation terminated.
[INFO] [stderr] make: *** [Makefile:226: src/ast_sel_cmp.o] Error 1
[INFO] [stderr] g++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] compilation terminated.
[INFO] [stderr] make: *** [Makefile:226: src/ast_sel_unify.o] Error 1
[INFO] [stderr] g++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] compilation terminated.
[INFO] [stderr] make: *** [Makefile:226: src/fn_maps.o] Error 1
[INFO] [stderr] 
[INFO] [stderr] STDOUT:cc -Wall -O2 -I /opt/rustwide/target/debug/build/sass-sys-bf4e729e87ee0252/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-bf4e729e87ee0252/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-bf4e729e87ee0252/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-bf4e729e87ee0252/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-bf4e729e87ee0252/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-bf4e729e87ee0252/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-bf4e729e87ee0252/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-bf4e729e87ee0252/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-bf4e729e87ee0252/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-bf4e729e87ee0252/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-bf4e729e87ee0252/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-bf4e729e87ee0252/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-bf4e729e87ee0252/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-bf4e729e87ee0252/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-bf4e729e87ee0252/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-bf4e729e87ee0252/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-bf4e729e87ee0252/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-bf4e729e87ee0252/out/build/include  -fPIC -c -o src/fn_strings.o src/fn_strings.cpp
[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:     0x5572e476fb84 - backtrace::backtrace::libunwind::trace::hfcd33194db0151d4
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5572e476fb84 - backtrace::backtrace::trace_unsynchronized::hfd1904bbbd5335b5
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5572e476fb84 - std::sys_common::backtrace::_print_fmt::h8476c57b177b254e
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5572e476fb84 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h73acbc5f6d4b1044
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x5572e479462c - core::fmt::write::hdf236390fbd68d3d
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x5572e476c803 - std::io::Write::write_fmt::h5722fa40bb2afafd
[INFO] [stderr]                                at src/libstd/io/mod.rs:1532
[INFO] [stderr]    6:     0x5572e47721d5 - std::sys_common::backtrace::_print::ha468e873aada7c78
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5572e47721d5 - std::sys_common::backtrace::print::h149365a2f029de62
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5572e47721d5 - std::panicking::default_hook::{{closure}}::hb4a33f9e05934a52
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x5572e4771f12 - std::panicking::default_hook::hc4535d7b0c743abd
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x5572e47727e2 - std::panicking::rust_panic_with_hook::haa34a96a6dbd5a2e
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]   11:     0x5572e47723cb - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:385
[INFO] [stderr]   12:     0x5572e477233b - std::panicking::begin_panic_fmt::h4623165abc0f2e64
[INFO] [stderr]                                at src/libstd/panicking.rs:339
[INFO] [stderr]   13:     0x5572e4720ffa - build_script_build::compile::hba3cea70f3f68c19
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sass-sys-0.4.19/build.rs:125
[INFO] [stderr]   14:     0x5572e4721615 - build_script_build::main::h1f32fef4fd1d923f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sass-sys-0.4.19/build.rs:229
[INFO] [stderr]   15:     0x5572e472234b - std::rt::lang_start::{{closure}}::h0649504b48d9e25e
[INFO] [stderr]                                at /rustc/d7b51666469c792a8a3f40849607739bae1e705e/src/libstd/rt.rs:67
[INFO] [stderr]   16:     0x5572e4772c28 - std::rt::lang_start_internal::{{closure}}::h8ee41efd8ae7ff76
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   17:     0x5572e4772c28 - std::panicking::try::do_call::h0a4c4514ee6ebbfc
[INFO] [stderr]                                at src/libstd/panicking.rs:297
[INFO] [stderr]   18:     0x5572e4772c28 - std::panicking::try::h7c2f3858e42d7516
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   19:     0x5572e4772c28 - std::panic::catch_unwind::h76c4030fa5655c1e
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   20:     0x5572e4772c28 - std::rt::lang_start_internal::h1c1398259f72ace6
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   21:     0x5572e4722327 - std::rt::lang_start::h06040c8df349a312
[INFO] [stderr]                                at /rustc/d7b51666469c792a8a3f40849607739bae1e705e/src/libstd/rt.rs:67
[INFO] [stderr]   22:     0x5572e472164a - main
[INFO] [stderr]   23:     0x7fe67e41c0b3 - __libc_start_main
[INFO] [stderr]   24:     0x5572e471f19e - _start
[INFO] [stderr]   25:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "77a36099d2d126ee6569a2a0601e5729c7d29e903c3e731188f7dc8c95d7f1e9"`
[INFO] running `"docker" "rm" "-f" "77a36099d2d126ee6569a2a0601e5729c7d29e903c3e731188f7dc8c95d7f1e9"`
[INFO] [stdout] 77a36099d2d126ee6569a2a0601e5729c7d29e903c3e731188f7dc8c95d7f1e9