[INFO] cloning repository https://github.com/iqlusioninc/ethereum_hsm_signer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iqlusioninc/ethereum_hsm_signer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiqlusioninc%2Fethereum_hsm_signer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiqlusioninc%2Fethereum_hsm_signer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 981c05e3ad2dcbe10880a71aa0237d54060a6169
[INFO] checking iqlusioninc/ethereum_hsm_signer against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiqlusioninc%2Fethereum_hsm_signer" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iqlusioninc/ethereum_hsm_signer on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iqlusioninc/ethereum_hsm_signer
[INFO] finished tweaking git repo https://github.com/iqlusioninc/ethereum_hsm_signer
[INFO] tweaked toml for git repo https://github.com/iqlusioninc/ethereum_hsm_signer written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/iqlusioninc/ethereum_hsm_signer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fea5ccf70c79b5eefd8d72c4efb711c46e286fb0758298ee5f65239bde40abf6
[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" "fea5ccf70c79b5eefd8d72c4efb711c46e286fb0758298ee5f65239bde40abf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fea5ccf70c79b5eefd8d72c4efb711c46e286fb0758298ee5f65239bde40abf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fea5ccf70c79b5eefd8d72c4efb711c46e286fb0758298ee5f65239bde40abf6", kill_on_drop: false }`
[INFO] [stdout] fea5ccf70c79b5eefd8d72c4efb711c46e286fb0758298ee5f65239bde40abf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 089e269c509b5ab0033d0ab7ec8f12518831a7ad2075e1491ad8b529c8507188
[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" "089e269c509b5ab0033d0ab7ec8f12518831a7ad2075e1491ad8b529c8507188", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling anyhow v1.0.27
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking subtle v2.2.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.16
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling multimap v0.8.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking arc-swap v0.4.4
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]     Checking canonical-path v2.0.2
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking harp v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.33
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]     Checking generational-arena v0.2.7
[INFO] [stderr]     Checking tracing-core v0.1.10
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking backtrace v0.3.45
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking signal-hook v0.1.13
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking secp256k1 v0.17.2
[INFO] [stderr]     Checking color-backtrace v0.3.0
[INFO] [stderr]     Checking anomaly v0.2.0
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking dbl v0.2.1
[INFO] [stderr]    Compiling petgraph v0.5.0
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking block-modes v0.3.3
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking cmac v0.2.0
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling signature_derive v1.0.0-pre.1
[INFO] [stderr]    Compiling gumdrop_derive v0.7.0
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.11
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling async-trait v0.1.24
[INFO] [stderr] error: could not compile `darling_core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name darling_core /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/darling_core-0.10.2/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="strsim"' --cfg 'feature="suggestions"' -C metadata=6a352d11426889ef -C extra-filename=-6a352d11426889ef --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern fnv=/opt/rustwide/target/debug/deps/libfnv-426c299f13ad632b.rmeta --extern ident_case=/opt/rustwide/target/debug/deps/libident_case-34197f1987af6e45.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0187d8c40ffeac5e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d4a0ea69f535e200.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-853b99eea0c7b642.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-d6690a12bf8ee631.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" "089e269c509b5ab0033d0ab7ec8f12518831a7ad2075e1491ad8b529c8507188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "089e269c509b5ab0033d0ab7ec8f12518831a7ad2075e1491ad8b529c8507188", kill_on_drop: false }`
[INFO] [stdout] 089e269c509b5ab0033d0ab7ec8f12518831a7ad2075e1491ad8b529c8507188