[INFO] fetching crate casperlabs-engine-test-support 0.8.1...
[INFO] checking casperlabs-engine-test-support-0.8.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate casperlabs-engine-test-support 0.8.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate casperlabs-engine-test-support 0.8.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate casperlabs-engine-test-support 0.8.1
[INFO] finished tweaking crates.io crate casperlabs-engine-test-support 0.8.1
[INFO] tweaked toml for crates.io crate casperlabs-engine-test-support 0.8.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded protobuf-codegen v2.8.2
[INFO] [stderr]   Downloaded protoc-rust v2.8.2
[INFO] [stderr]   Downloaded httpbis v0.7.0
[INFO] [stderr]   Downloaded casperlabs-mint v0.4.1
[INFO] [stderr]   Downloaded casperlabs-engine-wasm-prep v0.6.1
[INFO] [stderr]   Downloaded casperlabs-engine-storage v0.7.1
[INFO] [stderr]   Downloaded wabt v0.10.0
[INFO] [stderr]   Downloaded casperlabs-standard-payment v0.4.1
[INFO] [stderr]   Downloaded grpc-compiler v0.6.2
[INFO] [stderr]   Downloaded protoc v2.8.2
[INFO] [stderr]   Downloaded wabt-sys v0.8.0
[INFO] [stderr]   Downloaded tokio-uds v0.1.7
[INFO] [stderr]   Downloaded casperlabs-engine-grpc-server v0.20.1
[INFO] [stderr]   Downloaded casperlabs-engine-shared v0.7.1
[INFO] [stderr]   Downloaded protoc-rust-grpc v0.6.2
[INFO] [stderr]   Downloaded tls-api-stub v0.1.22
[INFO] [stderr]   Downloaded grpc v0.6.2
[INFO] [stderr]   Downloaded protobuf v2.8.2
[INFO] [stderr]   Downloaded casperlabs-proof-of-stake v0.4.1
[INFO] [stderr]   Downloaded casperlabs-engine-core v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 114088c454932a6a4992566c69b638d40b68e403b54873af35914ec8a08235ea
[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" "114088c454932a6a4992566c69b638d40b68e403b54873af35914ec8a08235ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "114088c454932a6a4992566c69b638d40b68e403b54873af35914ec8a08235ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "114088c454932a6a4992566c69b638d40b68e403b54873af35914ec8a08235ea", kill_on_drop: false }`
[INFO] [stdout] 114088c454932a6a4992566c69b638d40b68e403b54873af35914ec8a08235ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78700a460aa5e5878dcc09717dcbf223eecf6f76b895bb92c58785ba4abec9b6
[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" "78700a460aa5e5878dcc09717dcbf223eecf6f76b895bb92c58785ba4abec9b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking rustc-demangle v0.1.17
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]    Compiling protobuf v2.8.2
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling httpbis v0.7.0
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]    Compiling pulldown-cmark v0.4.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling lmdb-sys v0.8.0
[INFO] [stderr]     Checking uint v0.8.5
[INFO] [stderr]    Compiling wabt-sys v0.8.0
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking backtrace v0.3.51
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking lmdb v0.8.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking proptest v0.9.6
[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-1.0.116/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=e293bae8e33d208b -C extra-filename=-e293bae8e33d208b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-504e1e92d332712c.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-8df32206e77519ce.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-f9ff2409d1d2f92e.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid --cfg underscore_consts` (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" "78700a460aa5e5878dcc09717dcbf223eecf6f76b895bb92c58785ba4abec9b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78700a460aa5e5878dcc09717dcbf223eecf6f76b895bb92c58785ba4abec9b6", kill_on_drop: false }`
[INFO] [stdout] 78700a460aa5e5878dcc09717dcbf223eecf6f76b895bb92c58785ba4abec9b6