[INFO] fetching crate holochain_anchors 0.2.1...
[INFO] checking holochain_anchors-0.2.1 against beta for pr-78714
[INFO] extracting crate holochain_anchors 0.2.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate holochain_anchors 0.2.1 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 holochain_anchors 0.2.1
[INFO] finished tweaking crates.io crate holochain_anchors 0.2.1
[INFO] tweaked toml for crates.io crate holochain_anchors 0.2.1 written to /workspace/builds/worker-10/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 191b7e99b807512e96ed31e99264907fcbe2edeb51c5ac3e25ce14771374e744
[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" "191b7e99b807512e96ed31e99264907fcbe2edeb51c5ac3e25ce14771374e744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "191b7e99b807512e96ed31e99264907fcbe2edeb51c5ac3e25ce14771374e744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "191b7e99b807512e96ed31e99264907fcbe2edeb51c5ac3e25ce14771374e744", kill_on_drop: false }`
[INFO] [stdout] 191b7e99b807512e96ed31e99264907fcbe2edeb51c5ac3e25ce14771374e744
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 628d8cdb7c8236793fdfdbed3f284de0e409c8cd47a82696e345ccf2302180e1
[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" "628d8cdb7c8236793fdfdbed3f284de0e409c8cd47a82696e345ccf2302180e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling syn v0.15.31
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling holochain_json_api v0.0.17
[INFO] [stderr]    Compiling holochain_persistence_api v0.0.11
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]    Compiling holochain_core_types v0.0.42-alpha5
[INFO] [stderr]    Compiling shrinkwraprs v0.2.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking colored v1.7.0
[INFO] [stdout] error[E0432]: unresolved import `futures_core::core_reexport`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.3.1/src/lib.rs:484:9
[INFO] [stdout]     |
[INFO] [stdout] 484 | pub use futures_core::core_reexport;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `core_reexport` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `document_join_macro` in `futures_util`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.3.1/src/lib.rs:504:15
[INFO] [stdout]     |
[INFO] [stdout] 504 | futures_util::document_join_macro! {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^ could not find `document_join_macro` in `futures_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `document_select_macro` in `futures_util`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.3.1/src/lib.rs:528:15
[INFO] [stdout]     |
[INFO] [stdout] 528 | futures_util::document_select_macro! {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^ could not find `document_select_macro` in `futures_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `async_await` is private
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.3.1/src/lib.rs:490:23
[INFO] [stdout]     |
[INFO] [stdout] 490 | pub use futures_util::async_await;
[INFO] [stdout]     |                       ^^^^^^^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `async_await` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.8/src/lib.rs:46:1
[INFO] [stdout]     |
[INFO] [stdout] 46  | mod async_await;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `futures`
[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" "628d8cdb7c8236793fdfdbed3f284de0e409c8cd47a82696e345ccf2302180e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "628d8cdb7c8236793fdfdbed3f284de0e409c8cd47a82696e345ccf2302180e1", kill_on_drop: false }`
[INFO] [stdout] 628d8cdb7c8236793fdfdbed3f284de0e409c8cd47a82696e345ccf2302180e1