[INFO] updating cached repository https://github.com/planet0104/webcam_demo
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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] 511f03174052d6cd33de2a12e70c4f4659404c99
[INFO] checking planet0104/webcam_demo against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplanet0104%2Fwebcam_demo" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/planet0104/webcam_demo on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/planet0104/webcam_demo
[INFO] finished tweaking git repo https://github.com/planet0104/webcam_demo
[INFO] tweaked toml for git repo https://github.com/planet0104/webcam_demo written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/planet0104/webcam_demo already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2c8c6989fa435b5a9aff8ad9a297f98de78cb10c2f8f9469b24a0ef183ddd195
[INFO] running `"docker" "start" "-a" "2c8c6989fa435b5a9aff8ad9a297f98de78cb10c2f8f9469b24a0ef183ddd195"`
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]     Checking rscam v0.5.3
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling syntex_errors v0.58.1
[INFO] [stderr]    Compiling clang-sys v0.15.2
[INFO] [stderr]     Checking uuid v0.4.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling clap v2.28.0
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]     Checking ws v0.7.3
[INFO] [stderr]     Checking iron v0.5.1
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling syntex_syntax v0.58.1
[INFO] [stderr]    Compiling cexpr v0.2.2
[INFO] [stderr]     Checking mount v0.3.0
[INFO] [stderr]     Checking router v0.5.1
[INFO] [stderr]     Checking staticfile v0.4.0
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]    Compiling syntex v0.58.1
[INFO] [stderr]    Compiling aster v0.41.0
[INFO] [stderr]    Compiling quasi v0.32.0
[INFO] [stderr]    Compiling quasi_codegen v0.32.0
[INFO] [stderr] error: Could not compile `syntex_syntax`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syntex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.58.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 -C metadata=2465b3fa25c48ef1 -C extra-filename=-2465b3fa25c48ef1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-ddfc8a60d2a99680.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-bd9b77a79bb98472.rmeta --extern rustc_serialize=/opt/rustwide/target/debug/deps/librustc_serialize-ccb83d6131b5394c.rmeta --extern syntex_errors=/opt/rustwide/target/debug/deps/libsyntex_errors-643a6e0705e2ef64.rmeta --extern syntex_pos=/opt/rustwide/target/debug/deps/libsyntex_pos-e3155c2244036ea7.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-5d3a3db0809b5ec5.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 `clap`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clap /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.28.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="ansi_term"' --cfg 'feature="atty"' --cfg 'feature="color"' --cfg 'feature="default"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="vec_map"' -C metadata=426064c158c8a40e -C extra-filename=-426064c158c8a40e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-668c2b3386d01c23.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-51bfa61f35778ab5.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-9dd652b9f9a6b4a1.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-84071d1fce697226.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-484ee789e89719e6.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-2f7292aeda4fd1aa.rmeta --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-08a01d48510dffba.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: build failed
[INFO] running `"docker" "inspect" "2c8c6989fa435b5a9aff8ad9a297f98de78cb10c2f8f9469b24a0ef183ddd195"`
[INFO] running `"docker" "rm" "-f" "2c8c6989fa435b5a9aff8ad9a297f98de78cb10c2f8f9469b24a0ef183ddd195"`
[INFO] [stdout] 2c8c6989fa435b5a9aff8ad9a297f98de78cb10c2f8f9469b24a0ef183ddd195