[INFO] cloning repository https://github.com/SKYLARMIC25/crispy-pancakeBootsy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SKYLARMIC25/crispy-pancakeBootsy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSKYLARMIC25%2Fcrispy-pancakeBootsy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSKYLARMIC25%2Fcrispy-pancakeBootsy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c97ce5fa554fe61ca60ae2cfd909830c562da92
[INFO] testing SKYLARMIC25/crispy-pancakeBootsy against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSKYLARMIC25%2Fcrispy-pancakeBootsy" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SKYLARMIC25/crispy-pancakeBootsy on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config
[INFO] started tweaking git repo https://github.com/SKYLARMIC25/crispy-pancakeBootsy
[INFO] finished tweaking git repo https://github.com/SKYLARMIC25/crispy-pancakeBootsy
[INFO] tweaked toml for git repo https://github.com/SKYLARMIC25/crispy-pancakeBootsy written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/SKYLARMIC25/crispy-pancakeBootsy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] c636bbdec071fed1e3e8cc87c016c14df387fd5dc10408db8329d5b44a40b740
[INFO] running `Command { std: "docker" "start" "-a" "c636bbdec071fed1e3e8cc87c016c14df387fd5dc10408db8329d5b44a40b740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c636bbdec071fed1e3e8cc87c016c14df387fd5dc10408db8329d5b44a40b740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c636bbdec071fed1e3e8cc87c016c14df387fd5dc10408db8329d5b44a40b740", kill_on_drop: false }`
[INFO] [stdout] c636bbdec071fed1e3e8cc87c016c14df387fd5dc10408db8329d5b44a40b740
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfc0181ba01cc2b3a42a699885649b4eec53f45ccf5c0489fb9588abe17bc554
[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" "dfc0181ba01cc2b3a42a699885649b4eec53f45ccf5c0489fb9588abe17bc554", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling bitvec v0.15.2
[INFO] [stderr]    Compiling byte-slice-cast v0.3.4
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling parity-bytes v0.1.0
[INFO] [stderr]    Compiling subtle v2.1.0
[INFO] [stderr]    Compiling unexpected v0.1.0 (/opt/rustwide/workdir/util/unexpected)
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling untrusted v0.7.0
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling nan-preserving-float v0.1.0
[INFO] [stderr]    Compiling ethabi-contract v9.0.0
[INFO] [stderr]    Compiling static_assertions v0.3.3
[INFO] [stderr]    Compiling siphasher v0.3.0
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling macros v0.1.0 (/opt/rustwide/workdir/util/macros)
[INFO] [stderr]    Compiling time-utils v0.1.0 (/opt/rustwide/workdir/util/time-utils)
[INFO] [stderr]    Compiling ipnetwork v0.12.8
[INFO] [stderr]    Compiling using_queue v0.1.0 (/opt/rustwide/workdir/miner/using-queue)
[INFO] [stderr]    Compiling parity-path v0.1.1
[INFO] [stderr]    Compiling bindgen v0.49.2
[INFO] [stderr]    Compiling slab v0.2.0
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling base-x v0.2.3
[INFO] [stderr]    Compiling mio-named-pipes v0.1.6
[INFO] [stderr]    Compiling home v0.3.3
[INFO] [stderr]    Compiling integer-encoding v1.0.5
[INFO] [stderr]    Compiling if_chain v0.1.3
[INFO] [stderr]    Compiling target_info v0.1.0
[INFO] [stderr]    Compiling order-stat v0.1.3
[INFO] [stderr]    Compiling transient-hashmap v0.4.1
[INFO] [stderr]    Compiling interleaved-ordered v0.1.1
[INFO] [stderr]    Compiling rprompt v1.0.3
[INFO] [stderr]    Compiling rlp v0.4.4
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling lock_api v0.3.1
[INFO] [stderr]    Compiling heck v0.3.0
[INFO] [stderr]    Compiling eip-152 v0.1.0 (/opt/rustwide/workdir/util/EIP-152)
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling itertools v0.7.8
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling ethcore-bloom-journal v0.1.0 (/opt/rustwide/workdir/util/bloom)
[INFO] [stderr]    Compiling app_dirs v1.2.1 (https://github.com/paritytech/app-dirs-rs#0b37f948)
[INFO] [stderr]    Compiling tokio-timer v0.1.2
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling multibase v0.6.0
[INFO] [stderr]    Compiling lock_api v0.1.4
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling primal-sieve v0.2.9
[INFO] [stderr]    Compiling xmltree v0.8.0
[INFO] [stderr]    Compiling impl-rlp v0.2.1
[INFO] [stderr]    Compiling triehash v0.8.2
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling socket2 v0.3.8
[INFO] [stderr]    Compiling fs-swap v0.2.4
[INFO] [stderr]    Compiling rpassword v1.0.2
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling fdlimit v0.1.1
[INFO] [stderr]    Compiling jobserver v0.1.16
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling trace-time v0.1.1
[INFO] [stderr]    Compiling stats v0.1.0 (/opt/rustwide/workdir/util/stats)
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling elastic-array v0.10.2
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling plain_hasher v0.2.0
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling stream-cipher v0.3.0
[INFO] [stderr]    Compiling primal-check v0.2.3
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling mime v0.3.12
[INFO] [stderr]    Compiling ctrlc v1.1.1 (https://github.com/paritytech/rust-ctrlc.git#b5230171)
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling transaction-pool v2.0.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling uint v0.8.2
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling parity-wasm v0.31.3
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.9
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling rlp_derive v0.1.0 (/opt/rustwide/workdir/util/rlp-derive)
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling rlp_compress v0.1.0 (/opt/rustwide/workdir/util/rlp-compress)
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling block-modes v0.3.3
[INFO] [stderr]    Compiling hmac v0.7.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling ctr v0.3.2
[INFO] [stderr]    Compiling primal v0.2.3
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling miow v0.3.3
[INFO] [stderr]    Compiling bn v0.4.4 (https://github.com/paritytech/bn#6beba2ed)
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling mio-extras v2.0.5
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling ripemd160 v0.8.0
[INFO] [stderr]    Compiling sha-1 v0.8.1
[INFO] [stderr]    Compiling cmake v0.1.35
[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-0.15.26/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -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=861c589c526626c0 -C extra-filename=-861c589c526626c0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-9bc6f20c47cf69a7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-3d27ba1c115cc498.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-2f6444d33d391550.rmeta --cap-lints allow --cap-lints=warn` (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" "dfc0181ba01cc2b3a42a699885649b4eec53f45ccf5c0489fb9588abe17bc554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfc0181ba01cc2b3a42a699885649b4eec53f45ccf5c0489fb9588abe17bc554", kill_on_drop: false }`
[INFO] [stdout] dfc0181ba01cc2b3a42a699885649b4eec53f45ccf5c0489fb9588abe17bc554