[INFO] updating cached repository vorleser/vorleser-server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vorleser/vorleser-server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vorleser/vorleser-server" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/vorleser/vorleser-server"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/vorleser/vorleser-server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vorleser/vorleser-server" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/vorleser/vorleser-server"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/vorleser/vorleser-server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2d39839726f67e21150bc74372d0d16273194908
[INFO] sha for GitHub repo vorleser/vorleser-server: 2d39839726f67e21150bc74372d0d16273194908
[INFO] validating manifest of vorleser/vorleser-server on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of vorleser/vorleser-server on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing vorleser/vorleser-server
[INFO] finished frobbing vorleser/vorleser-server
[INFO] frobbed toml for vorleser/vorleser-server written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/vorleser/vorleser-server/Cargo.toml
[INFO] started frobbing vorleser/vorleser-server
[INFO] finished frobbing vorleser/vorleser-server
[INFO] frobbed toml for vorleser/vorleser-server written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/vorleser/vorleser-server/Cargo.toml
[INFO] crate vorleser/vorleser-server already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking vorleser/vorleser-server against try#75eff020d0923c035c2fe220db4a0465cd847048 for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-3/try#75eff020d0923c035c2fe220db4a0465cd847048:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/vorleser/vorleser-server:/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" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ec44f50c2d6ce7d686f0554297e6850ba4a21d8319f317b6eb7b6e9f01a94877
[INFO] running `"docker" "start" "-a" "ec44f50c2d6ce7d686f0554297e6850ba4a21d8319f317b6eb7b6e9f01a94877"`
[INFO] [stderr]    Compiling serde v1.0.81
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling bindgen v0.32.3
[INFO] [stderr]    Compiling derive_builder v0.5.1
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]    Compiling if_chain v0.1.3
[INFO] [stderr]     Checking mp3-metadata v0.3.0 (https://github.com/GuillaumeGomez/mp3-metadata.git#f831c6c9)
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]     Checking crossbeam-utils v0.6.2
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.3
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling clang-sys v0.21.2
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling rocket_codegen v0.4.0 (https://github.com/SergioBenitez/Rocket.git#cb520f40)
[INFO] [stderr]    Compiling rocket v0.4.0 (https://github.com/SergioBenitez/Rocket.git#cb520f40)
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking humanesort v0.1.0-alpha
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.0
[INFO] [stderr]     Checking tokio-timer v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling im v12.2.0
[INFO] [stderr]    Compiling sentry v0.12.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking filetime v0.2.4
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking uname v0.1.1
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking memchr v2.1.1
[INFO] [stderr]    Compiling r2d2 v0.8.3
[INFO] [stderr]     Checking openssl-sys v0.9.39
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking miniz-sys v0.1.11
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]     Checking crossbeam-deque v0.6.2
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking argon2rs v0.2.5
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking hyper v0.10.15
[INFO] [stderr]     Checking flate2 v1.0.6
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling derive_builder_core v0.2.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking http v0.1.14
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking regex v1.1.0
[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-0.15.22/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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=7debc68faf0ab069 -C extra-filename=-7debc68faf0ab069 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern proc_macro2=/opt/crater/target/debug/deps/libproc_macro2-876f641e01db7df8.rmeta --extern quote=/opt/crater/target/debug/deps/libquote-bb6627237e368fec.rmeta --extern unicode_xid=/opt/crater/target/debug/deps/libunicode_xid-56732d0548167c57.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" "ec44f50c2d6ce7d686f0554297e6850ba4a21d8319f317b6eb7b6e9f01a94877"`
[INFO] running `"docker" "rm" "-f" "ec44f50c2d6ce7d686f0554297e6850ba4a21d8319f317b6eb7b6e9f01a94877"`
[INFO] [stdout] ec44f50c2d6ce7d686f0554297e6850ba4a21d8319f317b6eb7b6e9f01a94877