[INFO] fetching crate sgx_tdh 1.1.1...
[INFO] documenting sgx_tdh-1.1.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate sgx_tdh 1.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sgx_tdh 1.1.1 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sgx_tdh 1.1.1
[INFO] finished tweaking crates.io crate sgx_tdh 1.1.1
[INFO] tweaked toml for crates.io crate sgx_tdh 1.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f06b997cd57e12ed393fa701a96fd98a425212ef4f7318fcd49daf08f7bf6340
[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" "f06b997cd57e12ed393fa701a96fd98a425212ef4f7318fcd49daf08f7bf6340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f06b997cd57e12ed393fa701a96fd98a425212ef4f7318fcd49daf08f7bf6340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f06b997cd57e12ed393fa701a96fd98a425212ef4f7318fcd49daf08f7bf6340", kill_on_drop: false }`
[INFO] [stdout] f06b997cd57e12ed393fa701a96fd98a425212ef4f7318fcd49daf08f7bf6340
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dc3c3c7c9f8420707f01a77ab4ce6dac32f6cd970af5a868dd7a18d2bcac92af
[INFO] running `Command { std: "docker" "start" "-a" "dc3c3c7c9f8420707f01a77ab4ce6dac32f6cd970af5a868dd7a18d2bcac92af", kill_on_drop: false }`
[INFO] [stderr]     Checking sgx_libc v1.1.1
[INFO] [stderr]     Checking sgx_tse v1.1.1
[INFO] [stderr]     Checking sgx_tcrypto v1.1.1
[INFO] [stderr]     Checking sgx_trts v1.1.1
[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/sgx_trts-1.1.1/src/lib.rs:69:1
[INFO] [stdout]    |
[INFO] [stdout] 69 | #![feature(allocator_api)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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/sgx_trts-1.1.1/src/lib.rs:70:1
[INFO] [stdout]    |
[INFO] [stdout] 70 | #![feature(asm)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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/sgx_trts-1.1.1/src/lib.rs:72:1
[INFO] [stdout]    |
[INFO] [stdout] 72 | #![feature(const_raw_ptr_deref)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sgx_trts`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "dc3c3c7c9f8420707f01a77ab4ce6dac32f6cd970af5a868dd7a18d2bcac92af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc3c3c7c9f8420707f01a77ab4ce6dac32f6cd970af5a868dd7a18d2bcac92af", kill_on_drop: false }`
[INFO] [stdout] dc3c3c7c9f8420707f01a77ab4ce6dac32f6cd970af5a868dd7a18d2bcac92af