[INFO] fetching crate exocore-core 0.1.22...
[INFO] checking exocore-core-0.1.22 against master#42bd138126b0a9d38d65bc9973e72de3c5b6c37f for pr-99217
[INFO] extracting crate exocore-core 0.1.22 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate exocore-core 0.1.22 on toolchain 42bd138126b0a9d38d65bc9973e72de3c5b6c37f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exocore-core 0.1.22
[INFO] finished tweaking crates.io crate exocore-core 0.1.22
[INFO] tweaked toml for crates.io crate exocore-core 0.1.22 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "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 multihash-derive v0.8.0
[INFO] [stderr]   Downloaded libp2p v0.45.1
[INFO] [stderr]   Downloaded multiaddr v0.14.0
[INFO] [stderr]   Downloaded blake2b_simd v1.0.0
[INFO] [stderr]   Downloaded libp2p-swarm-derive v0.27.2
[INFO] [stderr]   Downloaded shadow-rs v0.11.0
[INFO] [stderr]   Downloaded libp2p-noise v0.36.0
[INFO] [stderr]   Downloaded libp2p-core v0.33.0
[INFO] [stderr]   Downloaded core2 v0.4.0
[INFO] [stderr]   Downloaded petname v1.1.2
[INFO] [stderr]   Downloaded criterion_bencher_compat v0.3.4
[INFO] [stderr]   Downloaded libsecp256k1-gen-genmult v0.3.0
[INFO] [stderr]   Downloaded libsecp256k1-gen-ecmult v0.3.0
[INFO] [stderr]   Downloaded libsecp256k1-core v0.3.0
[INFO] [stderr]   Downloaded multistream-select v0.11.0
[INFO] [stderr]   Downloaded thread-id v4.0.0
[INFO] [stderr]   Downloaded libsecp256k1 v0.7.1
[INFO] [stderr]   Downloaded snow v0.9.0
[INFO] [stderr]   Downloaded curve25519-dalek v4.0.0-pre.2
[INFO] [stderr]   Downloaded log-mdc v0.1.0
[INFO] [stderr]   Downloaded const_format v0.2.26
[INFO] [stderr]   Downloaded log4rs v1.1.1
[INFO] [stderr]   Downloaded blake2s_simd v1.0.0
[INFO] [stderr]   Downloaded multihash v0.16.2
[INFO] [stderr]   Downloaded const_format_proc_macros v0.2.22
[INFO] [stderr]   Downloaded is_debug v1.0.1
[INFO] [stderr]   Downloaded rw-stream-sink v0.3.0
[INFO] [stderr]   Downloaded libp2p-swarm v0.36.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cef5f11e563a6bcfc51d416011c9ef04d6342d7ccb10136f173cdce94cb7d73d
[INFO] running `Command { std: "docker" "start" "-a" "cef5f11e563a6bcfc51d416011c9ef04d6342d7ccb10136f173cdce94cb7d73d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cef5f11e563a6bcfc51d416011c9ef04d6342d7ccb10136f173cdce94cb7d73d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cef5f11e563a6bcfc51d416011c9ef04d6342d7ccb10136f173cdce94cb7d73d", kill_on_drop: false }`
[INFO] [stdout] cef5f11e563a6bcfc51d416011c9ef04d6342d7ccb10136f173cdce94cb7d73d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c2061e7393f572fad33ff071e47d0511f365d2becd469d22d6fa9128f7441b4
[INFO] running `Command { std: "docker" "start" "-a" "3c2061e7393f572fad33ff071e47d0511f365d2becd469d22d6fa9128f7441b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.140
[INFO] [stderr]    Compiling serde v1.0.140
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling bytes v1.2.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]    Compiling semver v1.0.12
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking unsigned-varint v0.7.1
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking keccak v0.1.2
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking signature v1.5.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling capnp v0.14.8
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking asn1_der v0.7.5
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling is_debug v1.0.1
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling protobuf v3.1.0
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking arc-swap v1.5.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling tokio v1.20.0
[INFO] [stderr]     Checking blake2s_simd v1.0.0
[INFO] [stderr]     Checking blake2b_simd v1.0.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking ed25519 v1.5.2
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking plotters-svg v0.3.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling blake3 v1.3.1
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling capnpc v0.14.9
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking thread-id v4.0.0
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling petgraph v0.6.2
[INFO] [stderr]    Compiling which v4.2.5
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]     Checking plotters v0.3.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.22
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling libsecp256k1-core v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]    Compiling snow v0.9.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]     Checking sha3 v0.10.1
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]     Checking hmac-drbg v0.3.0
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.3.0
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.3.0
[INFO] [stderr]    Compiling prost-build v0.10.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling libsecp256k1 v0.7.1
[INFO] [stderr]    Compiling const_format v0.2.26
[INFO] [stderr]    Compiling prost-derive v0.10.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling zeroize_derive v1.3.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.11
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling libp2p-swarm-derive v0.27.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling shadow-rs v0.11.0
[INFO] [stderr]    Compiling exocore-core v0.1.22 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.140/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=a66fd6f16a5cf873 -C extra-filename=-a66fd6f16a5cf873 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f682747d9aa2e736.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-54a5dde13c73d029.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-94aef7f0067a6cc1.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3c2061e7393f572fad33ff071e47d0511f365d2becd469d22d6fa9128f7441b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c2061e7393f572fad33ff071e47d0511f365d2becd469d22d6fa9128f7441b4", kill_on_drop: false }`
[INFO] [stdout] 3c2061e7393f572fad33ff071e47d0511f365d2becd469d22d6fa9128f7441b4