[INFO] cloning repository https://github.com/stevesweetney/wakkave
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stevesweetney/wakkave" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevesweetney%2Fwakkave", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevesweetney%2Fwakkave'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35ff0caa88c0f8f8d879502737239032f9c74fd1
[INFO] checking stevesweetney/wakkave against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevesweetney%2Fwakkave" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stevesweetney/wakkave on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stevesweetney/wakkave
[INFO] finished tweaking git repo https://github.com/stevesweetney/wakkave
[INFO] tweaked toml for git repo https://github.com/stevesweetney/wakkave written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/stevesweetney/wakkave already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0ac931f9f0e7badf784ef6be9916bff890cfb63726f53b818ed4685a051fbf6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b0ac931f9f0e7badf784ef6be9916bff890cfb63726f53b818ed4685a051fbf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0ac931f9f0e7badf784ef6be9916bff890cfb63726f53b818ed4685a051fbf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0ac931f9f0e7badf784ef6be9916bff890cfb63726f53b818ed4685a051fbf6", kill_on_drop: false }`
[INFO] [stdout] b0ac931f9f0e7badf784ef6be9916bff890cfb63726f53b818ed4685a051fbf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 18aad4876338d11ca41f381587a31ab8696519d86aae2d4c96c2f07a93addacd
[INFO] running `Command { std: "docker" "start" "-a" "18aad4876338d11ca41f381587a31ab8696519d86aae2d4c96c2f07a93addacd", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.18
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]    Compiling serde v1.0.77
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.27
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]     Checking opaque-debug v0.1.1
[INFO] [stderr]     Checking string v0.1.1
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.27
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]     Checking tokio-executor v0.1.4
[INFO] [stderr]    Compiling ring v0.13.2
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking capnp v0.8.17
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking base64 v0.9.2
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking lru-cache v0.1.1
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling actix-web v0.7.5
[INFO] [stderr]     Checking tokio-timer v0.2.6
[INFO] [stderr]     Checking tokio-current-thread v0.1.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking r2d2 v0.8.2
[INFO] [stderr]    Compiling sass-sys v0.4.7
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking resolv-conf v0.6.1
[INFO] [stderr]    Compiling capnpc v0.8.9
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking parking_lot_core v0.3.0
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking tokio-io v0.1.8
[INFO] [stderr]     Checking http v0.1.11
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking block-cipher-trait v0.5.3
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.1
[INFO] [stderr]     Checking flate2 v1.0.2
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking blowfish v0.3.0
[INFO] [stderr]     Checking mime v0.3.9
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]     Checking error-chain v0.1.12
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking tokio-reactor v0.1.5
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]     Checking bcrypt v0.2.0
[INFO] [stderr]     Checking regex v1.0.5
[INFO] [stderr]     Checking crossbeam-deque v0.6.1
[INFO] [stderr]     Checking crossbeam-channel v0.2.4
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-tcp v0.1.1
[INFO] [stderr]     Checking tokio-uds v0.2.1
[INFO] [stderr]     Checking tokio-signal v0.2.5
[INFO] [stderr]     Checking tokio-threadpool v0.1.6
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking h2 v0.1.12
[INFO] [stderr]     Checking trust-dns-proto v0.4.0
[INFO] [stderr]     Checking cookie v0.11.0
[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/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.11.11/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="aster"' --cfg 'feature="default"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="quote"' --cfg 'feature="synom"' --cfg 'feature="unicode-xid"' -C metadata=7090cecc6c1bfc81 -C extra-filename=-7090cecc6c1bfc81 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern quote=/opt/rustwide/target/debug/deps/libquote-6d846619ff048c9d.rmeta --extern synom=/opt/rustwide/target/debug/deps/libsynom-8dc35aef586f27c2.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-27a418fcfc95e03e.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 `Command { std: "docker" "inspect" "18aad4876338d11ca41f381587a31ab8696519d86aae2d4c96c2f07a93addacd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18aad4876338d11ca41f381587a31ab8696519d86aae2d4c96c2f07a93addacd", kill_on_drop: false }`
[INFO] [stdout] 18aad4876338d11ca41f381587a31ab8696519d86aae2d4c96c2f07a93addacd