[INFO] fetching crate sc-executor-wasmtime 0.8.0-rc5...
[INFO] testing sc-executor-wasmtime-0.8.0-rc5 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate sc-executor-wasmtime 0.8.0-rc5 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate sc-executor-wasmtime 0.8.0-rc5 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sc-executor-wasmtime 0.8.0-rc5
[INFO] finished tweaking crates.io crate sc-executor-wasmtime 0.8.0-rc5
[INFO] tweaked toml for crates.io crate sc-executor-wasmtime 0.8.0-rc5 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73ee73c84b784d93009dd2f07fb10437bbee417c80d22870f7d751da4ff998ca
[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" "73ee73c84b784d93009dd2f07fb10437bbee417c80d22870f7d751da4ff998ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73ee73c84b784d93009dd2f07fb10437bbee417c80d22870f7d751da4ff998ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73ee73c84b784d93009dd2f07fb10437bbee417c80d22870f7d751da4ff998ca", kill_on_drop: false }`
[INFO] [stdout] 73ee73c84b784d93009dd2f07fb10437bbee417c80d22870f7d751da4ff998ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be18ba127ae15259273ffc032a93be1872f3933de7441841c5fa079b76272581
[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" "be18ba127ae15259273ffc032a93be1872f3933de7441841c5fa079b76272581", kill_on_drop: false }`
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.66.0
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling wasmparser v0.57.0
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling wasmparser v0.59.0
[INFO] [stderr]    Compiling wasmtime-environ v0.19.0
[INFO] [stderr]    Compiling more-asserts v0.2.1
[INFO] [stderr]    Compiling parity-util-mem v0.7.0
[INFO] [stderr]    Compiling object v0.19.0
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling hash-db v0.15.2
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling errno v0.2.6
[INFO] [stderr]    Compiling regalloc v0.0.27
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling zstd-sys v1.4.17+zstd.1.4.5
[INFO] [stderr]    Compiling wasmtime-runtime v0.19.0
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling wast v22.0.0
[INFO] [stderr]    Compiling scroll_derive v0.10.2
[INFO] [stderr]    Compiling file-per-thread-logger v0.1.3
[INFO] [stderr]    Compiling cranelift-entity v0.66.0
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling curve25519-dalek v2.1.0
[INFO] [stderr]    Compiling merlin v2.0.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.66.0
[INFO] [stderr]    Compiling cranelift-bforest v0.66.0
[INFO] [stderr]    Compiling gimli v0.21.0
[INFO] [stderr]    Compiling schnorrkel v0.9.1
[INFO] [stderr]    Compiling ed25519-dalek v1.0.0-pre.4
[INFO] [stderr]    Compiling parity-scale-codec v1.3.4
[INFO] [stderr]    Compiling scroll v0.10.1
[INFO] [stderr]    Compiling sp-serializer v2.0.0-rc5
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling substrate-bip39 v0.4.1
[INFO] [stderr] error: could not compile `regalloc`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regalloc --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regalloc-0.0.27/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=eed353c5390f1b63 -C extra-filename=-eed353c5390f1b63 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern log=/opt/rustwide/target/debug/deps/liblog-51760c8d9f0a0b95.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-5737c06a2d9d1a61.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-d0f08b689d388bfb.rmeta --cap-lints allow --cap-lints=warn` (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" "be18ba127ae15259273ffc032a93be1872f3933de7441841c5fa079b76272581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be18ba127ae15259273ffc032a93be1872f3933de7441841c5fa079b76272581", kill_on_drop: false }`
[INFO] [stdout] be18ba127ae15259273ffc032a93be1872f3933de7441841c5fa079b76272581