[INFO] cloning repository https://github.com/tetcore/tcr-substrate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tetcore/tcr-substrate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcore%2Ftcr-substrate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcore%2Ftcr-substrate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 66d15e5aec4bf1c903599810a8aac2746dd36247
[INFO] testing tetcore/tcr-substrate against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcore%2Ftcr-substrate" "/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/tetcore/tcr-substrate on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tetcore/tcr-substrate
[INFO] finished tweaking git repo https://github.com/tetcore/tcr-substrate
[INFO] tweaked toml for git repo https://github.com/tetcore/tcr-substrate written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/tetcore/tcr-substrate already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memory-db v0.18.1
[INFO] [stderr]   Downloaded unsigned-varint v0.3.1
[INFO] [stderr]   Downloaded trie-db v0.18.1
[INFO] [stderr]   Downloaded libp2p-kad v0.13.2
[INFO] [stderr]   Downloaded bindgen v0.53.1
[INFO] [stderr]   Downloaded kvdb v0.2.0
[INFO] [stderr]   Downloaded finality-grandpa v0.10.3
[INFO] [stderr]   Downloaded kvdb-memorydb v0.2.0
[INFO] [stderr]   Downloaded kvdb-rocksdb v0.3.0
[INFO] [stderr]   Downloaded tokio v0.2.12
[INFO] [stderr]   Downloaded libp2p-secio v0.13.1
[INFO] [stderr]   Downloaded ctrlc v3.1.4
[INFO] [stderr]   Downloaded libp2p-core v0.13.2
[INFO] [stderr]   Downloaded libp2p-plaintext v0.13.1
[INFO] [stderr]   Downloaded libp2p-floodsub v0.13.1
[INFO] [stderr]   Downloaded libp2p-identify v0.13.2
[INFO] [stderr]   Downloaded libp2p-noise v0.11.1
[INFO] [stderr]   Downloaded libp2p v0.13.2
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] c9575df600fd5e8adb6382e4b344ab9c8303eef166277156a6ada97da0945107
[INFO] running `Command { std: "docker" "start" "-a" "c9575df600fd5e8adb6382e4b344ab9c8303eef166277156a6ada97da0945107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9575df600fd5e8adb6382e4b344ab9c8303eef166277156a6ada97da0945107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9575df600fd5e8adb6382e4b344ab9c8303eef166277156a6ada97da0945107", kill_on_drop: false }`
[INFO] [stdout] c9575df600fd5e8adb6382e4b344ab9c8303eef166277156a6ada97da0945107
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f2a69abbd2701db8916004ce89234d9a5753df1ab67cbc96ed4e3ad02223cc6
[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" "8f2a69abbd2701db8916004ce89234d9a5753df1ab67cbc96ed4e3ad02223cc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling subtle v2.2.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling bitvec v0.15.2
[INFO] [stderr]    Compiling sp-std v2.0.0 (https://github.com/paritytech/substrate.git?rev=3e651110aa06aa835790df63410a29676243fc54#3e651110)
[INFO] [stderr]    Compiling hash-db v0.15.2
[INFO] [stderr]    Compiling zeroize v0.9.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.1
[INFO] [stderr]    Compiling environmental v1.1.1
[INFO] [stderr]    Compiling integer-sqrt v0.1.3
[INFO] [stderr]    Compiling protobuf v2.8.1
[INFO] [stderr]    Compiling unsigned-varint v0.3.1
[INFO] [stderr]    Compiling bs58 v0.3.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.58
[INFO] [stderr]    Compiling bumpalo v3.2.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.58
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling nohash-hasher v0.1.3
[INFO] [stderr]    Compiling ipnet v2.2.0
[INFO] [stderr]    Compiling parity-bytes v0.1.1
[INFO] [stderr]    Compiling once_cell v0.2.4
[INFO] [stderr]    Compiling bindgen v0.53.1
[INFO] [stderr]    Compiling doc-comment v0.3.1
[INFO] [stderr]    Compiling interleaved-ordered v0.1.1
[INFO] [stderr]    Compiling sysinfo v0.9.6
[INFO] [stderr]    Compiling substrate-wasm-builder-runner v1.0.4 (https://github.com/paritytech/substrate.git?rev=3e651110aa06aa835790df63410a29676243fc54#3e651110)
[INFO] [stderr]    Compiling sc-consensus-slots v0.8.0 (https://github.com/paritytech/substrate.git?rev=3e651110aa06aa835790df63410a29676243fc54#3e651110)
[INFO] [stderr]    Compiling bs58 v0.2.5
[INFO] [stderr]    Compiling target_info v0.1.0
[INFO] [stderr]    Compiling substrate-build-script-utils v2.0.0 (https://github.com/paritytech/substrate.git?rev=3e651110aa06aa835790df63410a29676243fc54#3e651110)
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling lock_api v0.2.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling trie-root v0.15.2
[INFO] [stderr]    Compiling linked_hash_set v0.1.3
[INFO] [stderr]    Compiling kvdb v0.2.0
[INFO] [stderr]    Compiling lru v0.1.17
[INFO] [stderr]    Compiling app_dirs v1.2.1
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling dns-parser v0.8.0
[INFO] [stderr]    Compiling snow v0.6.2
[INFO] [stderr]    Compiling aho-corasick v0.7.9
[INFO] [stderr]    Compiling bstr v0.2.11
[INFO] [stderr]    Compiling tokio v0.2.12
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling node-template-runtime v2.0.0 (/opt/rustwide/workdir/runtime)
[INFO] [stderr]    Compiling uint v0.8.2
[INFO] [stderr]    Compiling hash256-std-hasher v0.15.2
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling stream-cipher v0.3.2
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling blake2 v0.8.1
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling twofish v0.2.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling hmac-drbg v0.2.0
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling ctr v0.3.2
[INFO] [stderr]    Compiling wasm-timer v0.1.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling get_if_addrs v0.5.3
[INFO] [stderr]    Compiling parking_lot_core v0.7.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.0
[INFO] [stderr]    Compiling async-task v1.3.1
[INFO] [stderr]    Compiling fs-swap v0.2.4
[INFO] [stderr]    Compiling rpassword v4.0.5
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling fdlimit v0.1.2
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling aes-ctr v0.3.0
[INFO] [stderr]    Compiling futures-timer v0.4.0
[INFO] [stderr]    Compiling tokio-sync v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling parking_lot v0.10.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling kvdb-memorydb v0.2.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling wasmi v0.6.2
[INFO] [stderr]    Compiling tokio-executor v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling cuckoofilter v0.3.2
[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-1.0.16/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=f7fde0d64969f7ea -C extra-filename=-f7fde0d64969f7ea --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-581258eaff2dc5d9.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-7df6d35a62cf4a10.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-e5d6ef4cd3d3c00f.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (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" "8f2a69abbd2701db8916004ce89234d9a5753df1ab67cbc96ed4e3ad02223cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f2a69abbd2701db8916004ce89234d9a5753df1ab67cbc96ed4e3ad02223cc6", kill_on_drop: false }`
[INFO] [stdout] 8f2a69abbd2701db8916004ce89234d9a5753df1ab67cbc96ed4e3ad02223cc6
