[INFO] fetching crate sgxs-loaders 0.3.0...
[INFO] checking sgxs-loaders-0.3.0 against beta for pr-78714
[INFO] extracting crate sgxs-loaders 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sgxs-loaders 0.3.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sgxs-loaders 0.3.0
[INFO] finished tweaking crates.io crate sgxs-loaders 0.3.0
[INFO] tweaked toml for crates.io crate sgxs-loaders 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 153ca3ede71f0b5ec76bf0ca700afadbc5ee27d9dac2d076ce1c4523ff0daff3
[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" "153ca3ede71f0b5ec76bf0ca700afadbc5ee27d9dac2d076ce1c4523ff0daff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "153ca3ede71f0b5ec76bf0ca700afadbc5ee27d9dac2d076ce1c4523ff0daff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "153ca3ede71f0b5ec76bf0ca700afadbc5ee27d9dac2d076ce1c4523ff0daff3", kill_on_drop: false }`
[INFO] [stdout] 153ca3ede71f0b5ec76bf0ca700afadbc5ee27d9dac2d076ce1c4523ff0daff3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e503ee59c6ff400fbe3ccf5c740e2860ae85aa5613dfe6e8fd7b21de8e047333
[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" "e503ee59c6ff400fbe3ccf5c740e2860ae85aa5613dfe6e8fd7b21de8e047333", kill_on_drop: false }`
[INFO] [stderr]    Compiling protobuf v2.18.0
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]     Checking fortanix-sgx-abi v0.3.3
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking unix_socket2 v0.5.4
[INFO] [stderr]     Checking openssl-sys v0.9.58
[INFO] [stderr]     Checking sgx-isa v0.3.3
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]    Compiling protoc v2.18.0
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking openssl v0.10.30
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking sgxs v0.7.2
[INFO] [stderr]     Checking sgxs-loaders v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling protobuf-codegen v2.18.0
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking enclave-runner v0.4.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/enclave-runner-0.4.1/src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(llvm_asm)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling protoc-rust v2.18.0
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `enclave-runner`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e503ee59c6ff400fbe3ccf5c740e2860ae85aa5613dfe6e8fd7b21de8e047333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e503ee59c6ff400fbe3ccf5c740e2860ae85aa5613dfe6e8fd7b21de8e047333", kill_on_drop: false }`
[INFO] [stdout] e503ee59c6ff400fbe3ccf5c740e2860ae85aa5613dfe6e8fd7b21de8e047333