[INFO] cloning repository https://github.com/adinapoli-mndc/substrate-offchain-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adinapoli-mndc/substrate-offchain-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadinapoli-mndc%2Fsubstrate-offchain-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadinapoli-mndc%2Fsubstrate-offchain-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e9323ce6f1383f580695d9ce73c309d6f56128b
[INFO] checking adinapoli-mndc/substrate-offchain-demo against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadinapoli-mndc%2Fsubstrate-offchain-demo" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adinapoli-mndc/substrate-offchain-demo on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adinapoli-mndc/substrate-offchain-demo
[INFO] finished tweaking git repo https://github.com/adinapoli-mndc/substrate-offchain-demo
[INFO] tweaked toml for git repo https://github.com/adinapoli-mndc/substrate-offchain-demo written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/adinapoli-mndc/substrate-offchain-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1b5b6a97b0925ee265380daf0fde79af26f50b48d20a861731d3bb3886bdc80
[INFO] running `Command { std: "docker" "start" "-a" "a1b5b6a97b0925ee265380daf0fde79af26f50b48d20a861731d3bb3886bdc80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1b5b6a97b0925ee265380daf0fde79af26f50b48d20a861731d3bb3886bdc80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1b5b6a97b0925ee265380daf0fde79af26f50b48d20a861731d3bb3886bdc80", kill_on_drop: false }`
[INFO] [stdout] a1b5b6a97b0925ee265380daf0fde79af26f50b48d20a861731d3bb3886bdc80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ca3f14109a23a5755abed4aa0dfb790c1793e56fab48bbce25152dfe643da08
[INFO] running `Command { std: "docker" "start" "-a" "3ca3f14109a23a5755abed4aa0dfb790c1793e56fab48bbce25152dfe643da08", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking subtle v2.2.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]     Checking constant_time_eq v0.1.4
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling jobserver v0.1.17
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]     Checking uint v0.8.1
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking bitvec v0.14.0
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]     Checking byte-slice-cast v0.3.2
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]     Checking parity-wasm v0.40.3
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling sr-std v2.0.0 (https://github.com/paritytech/substrate.git?rev=094cca7b7726ef407cd82e65efe4ab42fff33801#094cca7b)
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]     Checking fixed-hash v0.4.0
[INFO] [stderr]     Checking once_cell v0.1.8
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]     Checking hash256-std-hasher v0.15.2
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]    Compiling hashbrown v0.6.0
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking elastic-array v0.10.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking merlin v1.2.1
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr]     Checking unsigned-varint v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking hmac v0.4.2
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]     Checking trie-root v0.15.2
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling protobuf v2.8.1
[INFO] [stderr]     Checking wasmi-validation v0.2.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking sha2 v0.6.0
[INFO] [stderr]     Checking parity-multihash v0.1.3
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking hmac-drbg v0.1.2
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]    Compiling sr-io v2.0.0 (https://github.com/paritytech/substrate.git?rev=094cca7b7726ef407cd82e65efe4ab42fff33801#094cca7b)
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking data-encoding v2.1.2
[INFO] [stderr]     Checking bs58 v0.2.5
[INFO] [stderr]     Checking libsecp256k1 v0.2.2
[INFO] [stderr]     Checking libsecp256k1 v0.3.1
[INFO] [stderr]     Checking multistream-select v0.5.1
[INFO] [stderr]     Checking wasmi v0.5.1
[INFO] [stderr]     Checking wasm-timer v0.1.2
[INFO] [stderr]     Checking rw-stream-sink v0.1.2
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking environmental v1.0.2
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]     Checking integer-sqrt v0.1.2
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.51
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling wasm-bindgen v0.2.51
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking miniz_oxide v0.3.2
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking stream-cipher v0.3.2
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling snow v0.5.2
[INFO] [stderr]     Checking ctr v0.3.2
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking static_slice v0.0.3
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking flate2 v1.0.12
[INFO] [stderr]     Checking quick-error v0.1.4
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking nohash-hasher v0.1.2
[INFO] [stderr]     Checking cuckoofilter v0.3.2
[INFO] [stderr]     Checking aes-ctr v0.3.0
[INFO] [stderr]     Checking yamux v0.2.1
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking twofish v0.2.0
[INFO] [stderr]     Checking tokio-dns-unofficial v0.4.0
[INFO] [stderr]     Checking x25519-dalek v0.5.2
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking aio-limited v0.1.1
[INFO] [stderr]     Checking parity-send-wrapper v0.1.0
[INFO] [stderr]     Checking ipnet v2.0.0
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]     Checking strum v0.15.0
[INFO] [stderr]     Checking webpki v0.19.1
[INFO] [stderr]     Checking sct v0.5.0
[INFO] [stderr]     Checking parity-bytes v0.1.0 (https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d#b0317f64)
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking kvdb v0.1.0 (https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d#b0317f64)
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking substrate-wasm-interface v2.0.0 (https://github.com/paritytech/substrate.git?rev=094cca7b7726ef407cd82e65efe4ab42fff33801#094cca7b)
[INFO] [stderr]     Checking rustls v0.15.2
[INFO] [stderr]     Checking webpki-roots v0.16.0
[INFO] [stderr]    Compiling safe-mix v1.0.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.51
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/bin/rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-0.15.44/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=0 --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"' -C metadata=de3cb13005a17220 -C extra-filename=-de3cb13005a17220 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f87d0f142d8119a8.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a1fdabbd9466fd56.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-03728fbf6b27ae7a.rmeta --cap-lints allow --cap-lints=forbid --cfg syn_can_match_trailing_dollar --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3ca3f14109a23a5755abed4aa0dfb790c1793e56fab48bbce25152dfe643da08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ca3f14109a23a5755abed4aa0dfb790c1793e56fab48bbce25152dfe643da08", kill_on_drop: false }`
[INFO] [stdout] 3ca3f14109a23a5755abed4aa0dfb790c1793e56fab48bbce25152dfe643da08
