[INFO] fetching crate casperlabs-engine-test-support 0.8.1...
[INFO] testing casperlabs-engine-test-support-0.8.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate casperlabs-engine-test-support 0.8.1 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate casperlabs-engine-test-support 0.8.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-79/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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 tls-api v0.1.22
[INFO] [stderr]   Downloaded tokio-tls-api v0.1.22
[INFO] [stderr]   Downloaded tls-api-stub v0.1.22
[INFO] [stderr]   Downloaded lmdb-sys v0.8.0
[INFO] [stderr]   Downloaded pwasm-utils v0.12.0
[INFO] [stderr]   Downloaded wabt v0.10.0
[INFO] [stderr]   Downloaded httpbis v0.7.0
[INFO] [stderr]   Downloaded protobuf-codegen v2.8.2
[INFO] [stderr]   Downloaded protoc v2.8.2
[INFO] [stderr]   Downloaded protoc-rust v2.8.2
[INFO] [stderr]   Downloaded tokio-uds v0.1.7
[INFO] [stderr]   Downloaded unix_socket v0.5.0
[INFO] [stderr]   Downloaded grpc v0.6.2
[INFO] [stderr]   Downloaded protobuf v2.8.2
[INFO] [stderr]   Downloaded wabt-sys v0.8.0
[INFO] [stderr]   Downloaded grpc-compiler v0.6.2
[INFO] [stderr]   Downloaded casperlabs-proof-of-stake v0.4.1
[INFO] [stderr]   Downloaded casperlabs-standard-payment v0.4.1
[INFO] [stderr]   Downloaded casperlabs-engine-wasm-prep v0.6.1
[INFO] [stderr]   Downloaded protoc-rust-grpc v0.6.2
[INFO] [stderr]   Downloaded casperlabs-engine-grpc-server v0.20.1
[INFO] [stderr]   Downloaded casperlabs-mint v0.4.1
[INFO] [stderr]   Downloaded casperlabs-engine-shared v0.7.1
[INFO] [stderr]   Downloaded casperlabs-engine-storage v0.7.1
[INFO] [stderr]   Downloaded lmdb v0.8.0
[INFO] [stderr]   Downloaded casperlabs-engine-core v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c46503ffbddf4bd50036d847b3a5eb6ca25fdd8d447245f56c58b5e9919c4b1
[INFO] running `Command { std: "docker" "start" "-a" "2c46503ffbddf4bd50036d847b3a5eb6ca25fdd8d447245f56c58b5e9919c4b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c46503ffbddf4bd50036d847b3a5eb6ca25fdd8d447245f56c58b5e9919c4b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c46503ffbddf4bd50036d847b3a5eb6ca25fdd8d447245f56c58b5e9919c4b1", kill_on_drop: false }`
[INFO] [stdout] 2c46503ffbddf4bd50036d847b3a5eb6ca25fdd8d447245f56c58b5e9919c4b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ecad8660f42e0b2b96ecc9c83792b06f12c714d507fb8ba69ed209e64ece449
[INFO] running `Command { std: "docker" "start" "-a" "2ecad8660f42e0b2b96ecc9c83792b06f12c714d507fb8ba69ed209e64ece449", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling base16 v0.2.1
[INFO] [stderr]    Compiling protobuf v2.8.2
[INFO] [stderr]    Compiling hex_fmt v0.3.0
[INFO] [stderr]    Compiling parity-wasm v0.41.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling httpbis v0.7.0
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling memory_units v0.4.0
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling rand v0.6.5
[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 cmake v0.1.46
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling lmdb-sys v0.8.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr] error: could not compile `semver-parser`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name semver_parser /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/semver-parser-0.7.0/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 -C metadata=8fcb85df1b1460b9 -C extra-filename=-8fcb85df1b1460b9 --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" "2ecad8660f42e0b2b96ecc9c83792b06f12c714d507fb8ba69ed209e64ece449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ecad8660f42e0b2b96ecc9c83792b06f12c714d507fb8ba69ed209e64ece449", kill_on_drop: false }`
[INFO] [stdout] 2ecad8660f42e0b2b96ecc9c83792b06f12c714d507fb8ba69ed209e64ece449