[INFO] cloning repository https://github.com/rajasekarv/native_spark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rajasekarv/native_spark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frajasekarv%2Fnative_spark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frajasekarv%2Fnative_spark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8533d4b10868dd1a715d1a580f210aaf6b4d6fcd
[INFO] checking rajasekarv/native_spark against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frajasekarv%2Fnative_spark" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rajasekarv/native_spark 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 git repo https://github.com/rajasekarv/native_spark
[INFO] finished tweaking git repo https://github.com/rajasekarv/native_spark
[INFO] tweaked toml for git repo https://github.com/rajasekarv/native_spark written to /workspace/builds/worker-13/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] [stderr]     Blocking waiting for file lock on package cache
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] b1dc498d6e5a8f49052338fa0a73f751bc409e5f3834f240cd8dc24340dcb02b
[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" "b1dc498d6e5a8f49052338fa0a73f751bc409e5f3834f240cd8dc24340dcb02b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1dc498d6e5a8f49052338fa0a73f751bc409e5f3834f240cd8dc24340dcb02b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1dc498d6e5a8f49052338fa0a73f751bc409e5f3834f240cd8dc24340dcb02b", kill_on_drop: false }`
[INFO] [stdout] b1dc498d6e5a8f49052338fa0a73f751bc409e5f3834f240cd8dc24340dcb02b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] eb28deda222af86940dcb2cea645bad4937c5367c33499ae6be9ffcaee594ac7
[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" "eb28deda222af86940dcb2cea645bad4937c5367c33499ae6be9ffcaee594ac7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]    Compiling build_id v0.2.1
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling relative v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling capnp v0.12.3
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling packed_simd v0.3.3
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]     Checking alloc-no-stdlib v1.3.0
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking integer-encoding v1.1.5
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]    Compiling parquet v0.15.1
[INFO] [stderr]     Checking seahash v3.0.7
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking metatype v0.2.0
[INFO] [stderr]     Checking dyn-clone v1.0.3
[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/metatype-0.2.0/src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | #![feature(arbitrary_self_types)]
[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/metatype-0.2.0/src/lib.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(raw)]
[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/metatype-0.2.0/src/lib.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | #![feature(slice_from_raw_parts)]
[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/metatype-0.2.0/src/lib.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | #![feature(specialization)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr] error: could not compile `metatype`
[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" "eb28deda222af86940dcb2cea645bad4937c5367c33499ae6be9ffcaee594ac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb28deda222af86940dcb2cea645bad4937c5367c33499ae6be9ffcaee594ac7", kill_on_drop: false }`
[INFO] [stdout] eb28deda222af86940dcb2cea645bad4937c5367c33499ae6be9ffcaee594ac7