[INFO] crate holochain_anchors 0.2.1 is already in cache
[INFO] testing holochain_anchors-0.2.1 against 1.45.2 for beta-1.46-1
[INFO] extracting crate holochain_anchors 0.2.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate holochain_anchors 0.2.1 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b41a3bb59ac2ff51d1dd454bfce199af809af5d90411614296d135a1f68b343a
[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" "b41a3bb59ac2ff51d1dd454bfce199af809af5d90411614296d135a1f68b343a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b41a3bb59ac2ff51d1dd454bfce199af809af5d90411614296d135a1f68b343a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b41a3bb59ac2ff51d1dd454bfce199af809af5d90411614296d135a1f68b343a", kill_on_drop: false }`
[INFO] [stdout] b41a3bb59ac2ff51d1dd454bfce199af809af5d90411614296d135a1f68b343a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b6361ba150ca98e8876e03752d31ae0a94916133f473a7842e0059997c8fe85
[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" "5b6361ba150ca98e8876e03752d31ae0a94916133f473a7842e0059997c8fe85", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling holochain_json_api v0.0.17
[INFO] [stderr]    Compiling holochain_persistence_api v0.0.11
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling parity-wasm v0.31.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling toml v0.5.0
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling uuid v0.7.1
[INFO] [stderr]    Compiling shrinkwraprs v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling backtrace v0.3.27
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling colored v1.7.0
[INFO] [stderr]    Compiling multihash v0.8.0
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling zeroize_derive v0.9.3
[INFO] [stderr]    Compiling num-complex v0.3.0
[INFO] [stderr]    Compiling wasmi v0.4.4
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling zeroize v0.9.2
[INFO] [stderr]    Compiling env_logger v0.6.1
[INFO] [stderr]    Compiling holochain_json_derive v0.0.17
[INFO] [stderr]    Compiling holochain_json_derive v0.0.15
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling holochain_locksmith v0.0.42-alpha5
[INFO] [stderr]    Compiling holochain_core_types v0.0.42-alpha5
[INFO] [stderr]    Compiling num v0.3.0
[INFO] [stderr]    Compiling rust-base58 v0.0.4
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling holochain_logging v0.0.4
[INFO] [stderr]    Compiling lib3h_crypto_api v0.0.25
[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/holochain_json_api-0.0.17/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 stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/holochain_json_api-0.0.17/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" "5b6361ba150ca98e8876e03752d31ae0a94916133f473a7842e0059997c8fe85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b6361ba150ca98e8876e03752d31ae0a94916133f473a7842e0059997c8fe85", kill_on_drop: false }`
[INFO] [stdout] 5b6361ba150ca98e8876e03752d31ae0a94916133f473a7842e0059997c8fe85