[INFO] cloning repository https://github.com/plugblockchain/plug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/plugblockchain/plug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplugblockchain%2Fplug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplugblockchain%2Fplug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ebfb7f707a7ccd066213176d9385cd46830cb680
[INFO] checking plugblockchain/plug against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplugblockchain%2Fplug" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/plugblockchain/plug on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/plugblockchain/plug
[INFO] finished tweaking git repo https://github.com/plugblockchain/plug
[INFO] tweaked toml for git repo https://github.com/plugblockchain/plug written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/plugblockchain/plug already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctor v0.1.18
[INFO] [stderr]   Downloaded lite-json v0.1.3
[INFO] [stderr]   Downloaded pwasm-utils v0.16.0
[INFO] [stderr]   Downloaded ckb-merkle-mountain-range v0.3.1
[INFO] [stderr]   Downloaded parity-scale-codec-derive v2.0.0
[INFO] [stderr]   Downloaded cid v0.6.0
[INFO] [stderr]   Downloaded honggfuzz v0.5.52
[INFO] [stderr]   Downloaded send_wrapper v0.5.0
[INFO] [stderr]   Downloaded target-lexicon v0.11.1
[INFO] [stderr]   Downloaded lite-parser v0.1.2
[INFO] [stderr]   Downloaded assert_matches v1.4.0
[INFO] [stderr]   Downloaded trybuild v1.0.39
[INFO] [stderr]   Downloaded parity-scale-codec v2.0.0
[INFO] [stderr]   Downloaded trie-bench v0.27.0
[INFO] [stderr]   Downloaded keccak-hasher v0.15.3
[INFO] [stderr]   Downloaded kvdb-web v0.9.0
[INFO] [stderr]   Downloaded memmap2 v0.2.0
[INFO] [stderr]   Downloaded dissimilar v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92cbc0491df875bd6f620b1c37390e0302fda0e7b0b7bf1ddab1375fcaa3c9bc
[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" "92cbc0491df875bd6f620b1c37390e0302fda0e7b0b7bf1ddab1375fcaa3c9bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92cbc0491df875bd6f620b1c37390e0302fda0e7b0b7bf1ddab1375fcaa3c9bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92cbc0491df875bd6f620b1c37390e0302fda0e7b0b7bf1ddab1375fcaa3c9bc", kill_on_drop: false }`
[INFO] [stdout] 92cbc0491df875bd6f620b1c37390e0302fda0e7b0b7bf1ddab1375fcaa3c9bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0248db6249243065b0802ea3c8d4f4d47576aab06eff156b7089c2c2681c772
[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" "d0248db6249243065b0802ea3c8d4f4d47576aab06eff156b7089c2c2681c772", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.84
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling smallvec v1.6.1
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[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking scopeguard v1.1.0
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[INFO] [stderr]     Checking byteorder v1.4.2
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[INFO] [stderr]    Compiling parity-util-mem v0.9.0
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[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
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[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling sc-consensus-slots v0.9.0 (/opt/rustwide/workdir/client/consensus/slots)
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking retain_mut v0.1.2
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[INFO] [stderr]    Compiling linked-hash-map v0.5.4
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[INFO] [stderr]    Compiling mio-named-pipes v0.1.7
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[INFO] [stderr]     Checking substrate-test-utils-test-crate v0.1.0 (/opt/rustwide/workdir/test-utils/test-crate)
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[INFO] [stderr]    Compiling build-helper v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
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[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]     Checking aes v0.5.0
[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling simba v0.1.5
[INFO] [stderr]     Checking lite-parser v0.1.2
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking names v0.11.0
[INFO] [stderr]     Checking sp-debug-derive v3.0.0 (/opt/rustwide/workdir/primitives/debug-derive)
[INFO] [stderr]     Checking frame-support-procedural-tools-derive v3.0.0 (/opt/rustwide/workdir/frame/support/procedural/tools/derive)
[INFO] [stderr]     Checking pallet-contracts-proc-macro v3.0.0 (/opt/rustwide/workdir/frame/contracts/proc-macro)
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling blake3 v0.3.7
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling zstd-sys v1.4.18+zstd.1.4.7
[INFO] [stderr]    Compiling psm v0.1.12
[INFO] [stderr]    Compiling raw-cpuid v8.1.2
[INFO] [stderr]    Compiling wasmtime-runtime v0.22.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking aes-gcm v0.7.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking lite-json v0.1.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]     Checking cuckoofilter v0.5.0
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking statrs v0.12.0
[INFO] [stderr]     Checking nalgebra v0.21.1
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.60/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="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=5d5e1313c929bc2a -C extra-filename=-5d5e1313c929bc2a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-7f3011246155a04e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-00ddb4069a3fb181.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-4182131ee577b5da.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" "d0248db6249243065b0802ea3c8d4f4d47576aab06eff156b7089c2c2681c772", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0248db6249243065b0802ea3c8d4f4d47576aab06eff156b7089c2c2681c772", kill_on_drop: false }`
[INFO] [stdout] d0248db6249243065b0802ea3c8d4f4d47576aab06eff156b7089c2c2681c772