[INFO] updating cached repository theaaf/blackmagic-c2
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/theaaf/blackmagic-c2
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/theaaf/blackmagic-c2" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/theaaf/blackmagic-c2"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/theaaf/blackmagic-c2'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/theaaf/blackmagic-c2" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/theaaf/blackmagic-c2"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/theaaf/blackmagic-c2'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1cc407e98607b1b8ab2f823ca0ce15c51a13e0f5
[INFO] sha for GitHub repo theaaf/blackmagic-c2: 1cc407e98607b1b8ab2f823ca0ce15c51a13e0f5
[INFO] validating manifest of theaaf/blackmagic-c2 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of theaaf/blackmagic-c2 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing theaaf/blackmagic-c2
[INFO] finished frobbing theaaf/blackmagic-c2
[INFO] frobbed toml for theaaf/blackmagic-c2 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/theaaf/blackmagic-c2/Cargo.toml
[INFO] started frobbing theaaf/blackmagic-c2
[INFO] finished frobbing theaaf/blackmagic-c2
[INFO] frobbed toml for theaaf/blackmagic-c2 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/theaaf/blackmagic-c2/Cargo.toml
[INFO] crate theaaf/blackmagic-c2 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking theaaf/blackmagic-c2 against master#435236b8877cdb98c82eaebfb7887782277265c5 for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-6/master#435236b8877cdb98c82eaebfb7887782277265c5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/theaaf/blackmagic-c2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 797a2f9a147cc57356d2b77008f801daa9f7292c0509f47c8c1b04fd2bfd3c74
[INFO] running `"docker" "start" "-a" "797a2f9a147cc57356d2b77008f801daa9f7292c0509f47c8c1b04fd2bfd3c74"`
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]     Checking pnet_base v0.22.0
[INFO] [stderr]    Compiling pnet v0.22.0
[INFO] [stderr]     Checking simple-error v0.1.13
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]     Checking tokio-sync v0.1.4
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking tokio-executor v0.1.7
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking pnet_macros_support v0.22.0
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking signal-hook v0.1.8
[INFO] [stderr]     Checking pnet_sys v0.22.0
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking gethostname v0.2.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking ipnetwork v0.14.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking regex v1.0.6
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]     Checking backtrace v0.3.14
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking rmp v0.8.7 (https://github.com/3Hren/msgpack-rust?rev=40b3d480b20961e6eeceb416b32bcd0a3383846a#40b3d480)
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.16
[INFO] [stderr]     Checking pnet_datalink v0.22.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling cexpr v0.3.5
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.13
[INFO] [stderr]     Checking uuid v0.7.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]     Checking rmp-serde v0.14.0 (https://github.com/3Hren/msgpack-rust?rev=40b3d480b20961e6eeceb416b32bcd0a3383846a#40b3d480)
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking slog-term v2.4.0
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking h2 v0.1.17
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]    Compiling bindgen v0.42.3
[INFO] [stderr] error: Could not compile `syn`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.29/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --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"' --cfg 'feature="visit"' -C metadata=841bc37a50af39ea -C extra-filename=-841bc37a50af39ea --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern proc_macro2=/opt/crater/target/debug/deps/libproc_macro2-5fe563bcc87863e5.rmeta --extern quote=/opt/crater/target/debug/deps/libquote-0779270d5ed2e1d9.rmeta --extern unicode_xid=/opt/crater/target/debug/deps/libunicode_xid-303db912177313b0.rmeta --cap-lints allow --cap-lints=forbid --cfg syn_can_use_thread_id --cfg syn_can_call_macro_by_path` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "797a2f9a147cc57356d2b77008f801daa9f7292c0509f47c8c1b04fd2bfd3c74"`
[INFO] running `"docker" "rm" "-f" "797a2f9a147cc57356d2b77008f801daa9f7292c0509f47c8c1b04fd2bfd3c74"`
[INFO] [stdout] 797a2f9a147cc57356d2b77008f801daa9f7292c0509f47c8c1b04fd2bfd3c74