[INFO] cloning repository https://github.com/tomusdrw/sub0-offchain-workshop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomusdrw/sub0-offchain-workshop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomusdrw%2Fsub0-offchain-workshop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomusdrw%2Fsub0-offchain-workshop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb464a3a7581e08522c0d1cccb50250a37a93dad
[INFO] checking tomusdrw/sub0-offchain-workshop against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomusdrw%2Fsub0-offchain-workshop" "/workspace/builds/worker-107/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-107/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomusdrw/sub0-offchain-workshop on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tomusdrw/sub0-offchain-workshop
[INFO] finished tweaking git repo https://github.com/tomusdrw/sub0-offchain-workshop
[INFO] tweaked toml for git repo https://github.com/tomusdrw/sub0-offchain-workshop written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] crate git repo https://github.com/tomusdrw/sub0-offchain-workshop already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded keccak-hasher v0.15.2
[INFO] [stderr]   Downloaded jsonrpc-pubsub v14.0.5
[INFO] [stderr]   Downloaded kvdb v0.3.1
[INFO] [stderr]   Downloaded trybuild v1.0.18
[INFO] [stderr]   Downloaded evm-gasometer v0.14.0
[INFO] [stderr]   Downloaded evm-core v0.14.0
[INFO] [stderr]   Downloaded evm-runtime v0.14.1
[INFO] [stderr]   Downloaded bytes v0.5.2
[INFO] [stderr]   Downloaded jsonrpc-http-server v14.0.5
[INFO] [stderr]   Downloaded evm v0.14.1
[INFO] [stderr]   Downloaded finality-grandpa v0.10.2
[INFO] [stderr]   Downloaded trie-bench v0.18.0
[INFO] [stderr]   Downloaded tokio v0.2.4
[INFO] [stderr]   Downloaded jsonrpc-ws-server v14.0.5
[INFO] [stderr]   Downloaded kvdb-memorydb v0.3.1
[INFO] [stderr]   Downloaded memory-db v0.18.0
[INFO] [stderr]   Downloaded bindgen v0.49.4
[INFO] [stderr]   Downloaded librocksdb-sys v6.2.4
[INFO] [stderr]   Downloaded kvdb-web v0.3.1
[INFO] [stderr]   Downloaded kvdb-rocksdb v0.4.1
[INFO] [stderr]   Downloaded parity-util-mem v0.4.1
[INFO] [stderr]   Downloaded rustversion v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ea0e4403bc0f67c524c7836bd4c88b8dad7a4a91d56630cf921ab9986692c2b
[INFO] running `Command { std: "docker" "start" "-a" "8ea0e4403bc0f67c524c7836bd4c88b8dad7a4a91d56630cf921ab9986692c2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ea0e4403bc0f67c524c7836bd4c88b8dad7a4a91d56630cf921ab9986692c2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ea0e4403bc0f67c524c7836bd4c88b8dad7a4a91d56630cf921ab9986692c2b", kill_on_drop: false }`
[INFO] [stdout] 8ea0e4403bc0f67c524c7836bd4c88b8dad7a4a91d56630cf921ab9986692c2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3fec03fe8a1aa12d20ee44feee0057f1972fdae1322c4cdf6b2fce5350b3096
[INFO] running `Command { std: "docker" "start" "-a" "a3fec03fe8a1aa12d20ee44feee0057f1972fdae1322c4cdf6b2fce5350b3096", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling subtle v2.2.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling tiny-keccak v2.0.1
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking smallvec v1.0.0
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking bitvec v0.15.2
[INFO] [stderr]     Checking byte-slice-cast v0.3.4
[INFO] [stderr]     Checking sp-std v2.0.0 (/opt/rustwide/workdir/primitives/std)
[INFO] [stderr]     Checking constant_time_eq v0.1.4
[INFO] [stderr]     Checking environmental v1.0.2
[INFO] [stderr]     Checking zeroize v0.9.3
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]     Checking integer-sqrt v0.1.2
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling protobuf v2.8.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.57
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bumpalo v3.1.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling wasm-bindgen v0.2.57
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking once_cell v0.2.4
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]     Checking futures-sink v0.3.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking data-encoding v2.1.2
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking bs58 v0.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking nohash-hasher v0.1.2
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking ipnet v2.1.0
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking parity-bytes v0.1.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling substrate-wasm-builder-runner v1.0.4 (/opt/rustwide/workdir/utils/wasm-builder-runner)
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling bindgen v0.49.4
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling rayon-core v1.6.1
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]     Checking interleaved-ordered v0.1.1
[INFO] [stderr]    Compiling parity-wasm v0.41.0
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling hash-db v0.15.2
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking bytes v0.5.2
[INFO] [stderr]     Checking pin-project-lite v0.1.1
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling doc-comment v0.3.1
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling sysinfo v0.9.6
[INFO] [stderr]     Checking once_cell v1.2.0
[INFO] [stderr]    Compiling parity-send-wrapper v0.1.0
[INFO] [stderr] error: could not compile `memchr`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/memchr-2.2.1/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="libc"' --cfg 'feature="use_std"' -C metadata=8ed4e62437d79422 -C extra-filename=-8ed4e62437d79422 --out-dir /opt/rustwide/target/debug/build/memchr-8ed4e62437d79422 -L dependency=/opt/rustwide/target/debug/deps --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" "a3fec03fe8a1aa12d20ee44feee0057f1972fdae1322c4cdf6b2fce5350b3096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3fec03fe8a1aa12d20ee44feee0057f1972fdae1322c4cdf6b2fce5350b3096", kill_on_drop: false }`
[INFO] [stdout] a3fec03fe8a1aa12d20ee44feee0057f1972fdae1322c4cdf6b2fce5350b3096