[INFO] fetching crate holochain_entry_utils 0.1.6...
[INFO] checking holochain_entry_utils-0.1.6 against beta for pr-78714
[INFO] extracting crate holochain_entry_utils 0.1.6 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate holochain_entry_utils 0.1.6 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_entry_utils 0.1.6
[INFO] finished tweaking crates.io crate holochain_entry_utils 0.1.6
[INFO] tweaked toml for crates.io crate holochain_entry_utils 0.1.6 written to /workspace/builds/worker-6/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded holochain_locksmith v0.0.51-alpha1
[INFO] [stderr]   Downloaded holochain_core_types v0.0.51-alpha1
[INFO] [stderr]   Downloaded hdk v0.0.51-alpha1
[INFO] [stderr]   Downloaded holochain_wasm_utils v0.0.51-alpha1
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", 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] 11a744588657eb3935f0f3c3666cddc8a8be35504dbc5e0d065aa99c3772a4fe
[INFO] running `Command { std: "docker" "start" "-a" "11a744588657eb3935f0f3c3666cddc8a8be35504dbc5e0d065aa99c3772a4fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11a744588657eb3935f0f3c3666cddc8a8be35504dbc5e0d065aa99c3772a4fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11a744588657eb3935f0f3c3666cddc8a8be35504dbc5e0d065aa99c3772a4fe", kill_on_drop: false }`
[INFO] [stdout] 11a744588657eb3935f0f3c3666cddc8a8be35504dbc5e0d065aa99c3772a4fe
[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" "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] 7fe34944dd23f34d1fde0c99b44ecc0d0c8c2f28dff959d89d5f6d67dbc4e7c1
[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" "7fe34944dd23f34d1fde0c99b44ecc0d0c8c2f28dff959d89d5f6d67dbc4e7c1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.31
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.2
[INFO] [stderr]     Checking snowflake v1.3.0
[INFO] [stderr]     Checking colored v1.7.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling backtrace v0.3.27
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking parity-wasm v0.31.3
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]     Checking toml v0.5.0
[INFO] [stderr]    Compiling serde_json v1.0.47
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]    Compiling proc-macro-hack v0.4.2
[INFO] [stderr]    Compiling mashup-impl v0.1.12
[INFO] [stderr]     Checking holochain_locksmith v0.0.51-alpha1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking mashup v0.1.12
[INFO] [stderr]     Checking wasmi v0.4.4
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling holochain_core_types v0.0.51-alpha1
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]    Compiling zeroize_derive v0.9.3
[INFO] [stderr]    Compiling holochain_json_derive v0.0.23
[INFO] [stderr]    Compiling holochain_json_derive v0.0.30
[INFO] [stderr]     Checking zeroize v0.9.2
[INFO] [stderr]     Checking holochain_json_api v0.0.23
[INFO] [stderr]     Checking holochain_logging v0.0.7
[INFO] [stderr]     Checking lib3h_crypto_api v0.0.42
[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/holochain_json_api-0.0.23/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(try_trait)]
[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/holochain_json_api-0.0.23/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(never_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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 `holochain_json_api`
[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" "7fe34944dd23f34d1fde0c99b44ecc0d0c8c2f28dff959d89d5f6d67dbc4e7c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fe34944dd23f34d1fde0c99b44ecc0d0c8c2f28dff959d89d5f6d67dbc4e7c1", kill_on_drop: false }`
[INFO] [stdout] 7fe34944dd23f34d1fde0c99b44ecc0d0c8c2f28dff959d89d5f6d67dbc4e7c1