[INFO] cloning repository https://github.com/leejw51/mychain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leejw51/mychain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleejw51%2Fmychain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleejw51%2Fmychain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a44fde6f74a15df079f635f8959aff7456984e86
[INFO] testing leejw51/mychain against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleejw51%2Fmychain" "/workspace/builds/worker-78/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-78/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leejw51/mychain on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/leejw51/mychain
[INFO] finished tweaking git repo https://github.com/leejw51/mychain
[INFO] tweaked toml for git repo https://github.com/leejw51/mychain written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] crate git repo https://github.com/leejw51/mychain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/crypto-com/rust-secp256k1-zkp.git`
[INFO] [stderr]     Updating git submodule `https://github.com/crypto-com/secp256k1-zkp.git`
[INFO] [stderr]     Updating git repository `https://github.com/baidu/rust-sgx-sdk.git`
[INFO] [stderr]     Updating git submodule `https://github.com/WebAssembly/testsuite`
[INFO] [stderr]     Updating git repository `https://github.com/crypto-com/tendermint-rs.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hex v0.4.0
[INFO] [stderr]   Downloaded ed25519-dalek v1.0.0-pre.2
[INFO] [stderr]   Downloaded thiserror-impl v1.0.9
[INFO] [stderr]   Downloaded ed25519 v1.0.0-pre.1
[INFO] [stderr]   Downloaded subtle-encoding v0.4.1
[INFO] [stderr]   Downloaded kvdb v0.1.1
[INFO] [stderr]   Downloaded ethbloom v0.8.1
[INFO] [stderr]   Downloaded rlp v0.4.4
[INFO] [stderr]   Downloaded fixed-hash v0.5.1
[INFO] [stderr]   Downloaded parity-scale-codec v1.1.0
[INFO] [stderr]   Downloaded protobuf v2.8.1
[INFO] [stderr]   Downloaded jsonrpc-core-client v14.0.5
[INFO] [stderr]   Downloaded globset v0.4.4
[INFO] [stderr]   Downloaded integer-encoding v1.0.7
[INFO] [stderr]   Downloaded jsonrpc-pubsub v14.0.5
[INFO] [stderr]   Downloaded tiny-keccak v2.0.1
[INFO] [stderr]   Downloaded websocket v0.24.0
[INFO] [stderr]   Downloaded zmq-sys v0.11.0
[INFO] [stderr]   Downloaded jsonrpc-server-utils v14.0.5
[INFO] [stderr]   Downloaded jsonrpc-derive v14.0.5
[INFO] [stderr]   Downloaded structopt-derive v0.3.5
[INFO] [stderr]   Downloaded bindgen v0.49.4
[INFO] [stderr]   Downloaded jsonrpc-client-transports v14.0.5
[INFO] [stderr]   Downloaded byte-slice-cast v0.3.4
[INFO] [stderr]   Downloaded parity-bytes v0.1.1
[INFO] [stderr]   Downloaded kvdb-rocksdb v0.2.0
[INFO] [stderr]   Downloaded websocket-base v0.24.0
[INFO] [stderr]   Downloaded structopt v0.3.5
[INFO] [stderr]   Downloaded rocksdb v0.13.0
[INFO] [stderr]   Downloaded blake2 v0.8.1
[INFO] [stderr]   Downloaded tiny-bip39 v0.6.2
[INFO] [stderr]   Downloaded signature v1.0.0-pre.1
[INFO] [stderr]   Downloaded jsonrpc-http-server v14.0.5
[INFO] [stderr]   Downloaded log v0.4.10
[INFO] [stderr]   Downloaded zmq v0.9.2
[INFO] [stderr]   Downloaded webpki v0.21.0
[INFO] [stderr]   Downloaded bitvec v0.15.2
[INFO] [stderr]   Downloaded jsonrpc-core v14.0.5
[INFO] [stderr]   Downloaded protobuf-codegen-pure v2.8.1
[INFO] [stderr]   Downloaded protobuf-codegen v2.8.1
[INFO] [stderr]   Downloaded kvdb-memorydb v0.1.2
[INFO] [stderr]   Downloaded interleaved-ordered v0.1.1
[INFO] [stderr]   Downloaded yasna v0.3.1
[INFO] [stderr]   Downloaded aes-gcm-siv v0.3.0
[INFO] [stderr]   Downloaded elastic-array v0.10.3
[INFO] [stderr]   Downloaded jsonrpc v0.11.0
[INFO] [stderr]   Downloaded non-empty-vec v0.1.0
[INFO] [stderr]   Downloaded thiserror v1.0.9
[INFO] [stderr]   Downloaded subtle-encoding v0.5.0
[INFO] [stderr]   Downloaded bech32 v0.7.1
[INFO] [stderr]   Downloaded elliptic-curve v0.2.0
[INFO] [stderr]   Downloaded prost-amino-derive v0.4.0
[INFO] [stderr]   Downloaded tai64 v3.1.0
[INFO] [stderr]   Downloaded cli-table v0.2.0
[INFO] [stderr]   Downloaded curve25519-dalek v1.2.3
[INFO] [stderr]   Downloaded polyval v0.3.2
[INFO] [stderr]   Downloaded prost-amino v0.4.0
[INFO] [stderr]   Downloaded parity-scale-codec-derive v1.1.0
[INFO] [stderr]   Downloaded quickcheck v0.9.0
[INFO] [stderr]   Downloaded ecdsa v0.3.0
[INFO] [stderr]   Downloaded quest v0.3.0
[INFO] [stderr]   Downloaded secstr v0.3.2
[INFO] [stderr]   Downloaded signatory-dalek v0.17.0
[INFO] [stderr]   Downloaded rpassword v2.1.0
[INFO] [stderr]   Downloaded abci v0.6.4
[INFO] [stderr]   Downloaded starling v3.1.2
[INFO] [stderr]   Downloaded fixed v0.4.6
[INFO] [stderr]   Downloaded ring v0.16.9
[INFO] [stderr]   Downloaded signatory v0.17.1
[INFO] [stderr]   Downloaded sled v0.30.1
[INFO] [stderr]   Downloaded librocksdb-sys v6.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83c1e60c020b1860524755d93acf354c8e44e48f8bf5c027db205c79f15c38f5
[INFO] running `Command { std: "docker" "start" "-a" "83c1e60c020b1860524755d93acf354c8e44e48f8bf5c027db205c79f15c38f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83c1e60c020b1860524755d93acf354c8e44e48f8bf5c027db205c79f15c38f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83c1e60c020b1860524755d93acf354c8e44e48f8bf5c027db205c79f15c38f5", kill_on_drop: false }`
[INFO] [stdout] 83c1e60c020b1860524755d93acf354c8e44e48f8bf5c027db205c79f15c38f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4db8f9f9bd882eda17f10169b8e18a3d9b4ff02a609a7a5c6314e72c8e61763
[INFO] running `Command { std: "docker" "start" "-a" "f4db8f9f9bd882eda17f10169b8e18a3d9b4ff02a609a7a5c6314e72c8e61763", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling log v0.4.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling subtle v2.2.2
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling smallvec v1.0.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling fixed v0.4.6
[INFO] [stderr]    Compiling tiny-keccak v2.0.1
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling bitvec v0.15.2
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling byte-slice-cast v0.3.4
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling hex v0.4.0
[INFO] [stderr]    Compiling bech32 v0.7.1
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling untrusted v0.7.0
[INFO] [stderr]    Compiling bindgen v0.49.4
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling zeroize v0.9.3
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling non-empty-vec v0.1.0
[INFO] [stderr]    Compiling protobuf v2.8.1
[INFO] [stderr]    Compiling parity-bytes v0.1.1
[INFO] [stderr]    Compiling starling v3.1.2
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling zmq v0.9.2
[INFO] [stderr]    Compiling integer-encoding v1.0.7
[INFO] [stderr]    Compiling interleaved-ordered v0.1.1
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr] error: could not compile `futures`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name futures /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.29/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="default"' --cfg 'feature="use_std"' --cfg 'feature="with-deprecated"' -C metadata=758fac1dc923a60e -C extra-filename=-758fac1dc923a60e --out-dir /opt/rustwide/target/debug/deps -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" "f4db8f9f9bd882eda17f10169b8e18a3d9b4ff02a609a7a5c6314e72c8e61763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4db8f9f9bd882eda17f10169b8e18a3d9b4ff02a609a7a5c6314e72c8e61763", kill_on_drop: false }`
[INFO] [stdout] f4db8f9f9bd882eda17f10169b8e18a3d9b4ff02a609a7a5c6314e72c8e61763