[INFO] fetching crate sgx_serialize 1.1.1...
[INFO] testing sgx_serialize-1.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate sgx_serialize 1.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sgx_serialize 1.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sgx_serialize 1.1.1
[INFO] finished tweaking crates.io crate sgx_serialize 1.1.1
[INFO] tweaked toml for crates.io crate sgx_serialize 1.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89d0520250365d4c6918c8208bee669242cf64bce1198f839ff6cb7d99b8a0d1
[INFO] running `Command { std: "docker" "start" "-a" "89d0520250365d4c6918c8208bee669242cf64bce1198f839ff6cb7d99b8a0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89d0520250365d4c6918c8208bee669242cf64bce1198f839ff6cb7d99b8a0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89d0520250365d4c6918c8208bee669242cf64bce1198f839ff6cb7d99b8a0d1", kill_on_drop: false }`
[INFO] [stdout] 89d0520250365d4c6918c8208bee669242cf64bce1198f839ff6cb7d99b8a0d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a9f87843852b70c42eaa4c8c2474488ad2e2d7f9ec434df3b9ecd4bc25eebea
[INFO] running `Command { std: "docker" "start" "-a" "0a9f87843852b70c42eaa4c8c2474488ad2e2d7f9ec434df3b9ecd4bc25eebea", kill_on_drop: false }`
[INFO] [stderr]    Compiling sgx_build_helper v0.1.3
[INFO] [stderr]    Compiling sgx_tstd v1.1.1
[INFO] [stderr]    Compiling sgx_demangle v1.1.1
[INFO] [stderr]    Compiling sgx_alloc v1.1.1
[INFO] [stderr]    Compiling hashbrown_tstd v0.7.1
[INFO] [stderr]    Compiling sgx_trts v1.1.1
[INFO] [stdout] error[E0432]: unresolved imports `core::alloc::AllocRef`, `core::alloc::AllocErr`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sgx_alloc-1.1.1/src/system.rs:25:32
[INFO] [stdout]    |
[INFO] [stdout] 25 | use core::alloc::{GlobalAlloc, AllocRef, AllocErr, Layout};
[INFO] [stdout]    |                                ^^^^^^^^  ^^^^^^^^
[INFO] [stdout]    |                                |         |
[INFO] [stdout]    |                                |         no `AllocErr` in `alloc`
[INFO] [stdout]    |                                |         help: a similar name exists in the module: `AllocError`
[INFO] [stdout]    |                                no `AllocRef` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sgx_alloc-1.1.1/src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![feature(alloc_layout_extra)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sgx_alloc-1.1.1/src/lib.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | #![feature(ptr_internals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sgx_alloc-1.1.1/src/lib.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![feature(dropck_eyepatch)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sgx_alloc-1.1.1/src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | #![feature(allocator_api)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::alloc::AllocErr`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sgx_trts-1.1.1/src/oom.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use core::alloc::AllocErr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^--------
[INFO] [stdout]    |     |            |
[INFO] [stdout]    |     |            help: a similar name exists in the module: `AllocError`
[INFO] [stdout]    |     no `AllocErr` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable 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 stable 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 stable 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] [stderr] error: could not compile `sgx_alloc` due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0a9f87843852b70c42eaa4c8c2474488ad2e2d7f9ec434df3b9ecd4bc25eebea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a9f87843852b70c42eaa4c8c2474488ad2e2d7f9ec434df3b9ecd4bc25eebea", kill_on_drop: false }`
[INFO] [stdout] 0a9f87843852b70c42eaa4c8c2474488ad2e2d7f9ec434df3b9ecd4bc25eebea