[INFO] fetching crate sgxs-tools 0.8.3...
[INFO] documenting sgxs-tools-0.8.3 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate sgxs-tools 0.8.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sgxs-tools 0.8.3 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sgxs-tools 0.8.3
[INFO] finished tweaking crates.io crate sgxs-tools 0.8.3
[INFO] tweaked toml for crates.io crate sgxs-tools 0.8.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate sgxs-tools 0.8.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c95c7b195e1d39592d142273e910db47bcee73498d657b2d13c5c146e9e3e4b3
[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" "c95c7b195e1d39592d142273e910db47bcee73498d657b2d13c5c146e9e3e4b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c95c7b195e1d39592d142273e910db47bcee73498d657b2d13c5c146e9e3e4b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c95c7b195e1d39592d142273e910db47bcee73498d657b2d13c5c146e9e3e4b3", kill_on_drop: false }`
[INFO] [stdout] c95c7b195e1d39592d142273e910db47bcee73498d657b2d13c5c146e9e3e4b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2b4b5b3529d3f61b8defb1530a03a840bb183a31f669ff429b9273c4874ac8d
[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" "f2b4b5b3529d3f61b8defb1530a03a840bb183a31f669ff429b9273c4874ac8d", 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]    Compiling futures v0.1.30
[INFO] [stderr]    Compiling pin-project-internal v0.4.26
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling futures-sink v0.3.6
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling dcap-ql-sys v0.2.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling futures-io v0.3.6
[INFO] [stderr]    Compiling fortanix-sgx-abi v0.3.3
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling mopa v0.2.2
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling protobuf v2.18.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling futures-channel v0.3.6
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking unix_socket2 v0.5.4
[INFO] [stderr]     Checking sgx-isa v0.3.3
[INFO] [stderr]     Checking nix v0.13.1
[INFO] [stderr]     Checking openssl-sys v0.9.58
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling futures-task v0.3.6
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking backtrace v0.3.51
[INFO] [stderr]     Checking flate2 v1.0.18
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr] error: could not compile `protobuf`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name protobuf --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-2.18.0/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=f44c643b432ad709 -C extra-filename=-f44c643b432ad709 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (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" "f2b4b5b3529d3f61b8defb1530a03a840bb183a31f669ff429b9273c4874ac8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2b4b5b3529d3f61b8defb1530a03a840bb183a31f669ff429b9273c4874ac8d", kill_on_drop: false }`
[INFO] [stdout] f2b4b5b3529d3f61b8defb1530a03a840bb183a31f669ff429b9273c4874ac8d
