[INFO] fetching crate kompact 0.8.1... [INFO] checking kompact-0.8.1 against beta-2019-10-27 for pr-65897 [INFO] extracting crate kompact 0.8.1 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate kompact 0.8.1 on toolchain beta-2019-10-27 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate kompact 0.8.1 [INFO] finished tweaking crates.io crate kompact 0.8.1 [INFO] tweaked toml for crates.io crate kompact 0.8.1 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate crates.io crate kompact 0.8.1 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded kompact-component-derive v0.8.1 [INFO] [stderr] Downloaded kompact-actor-derive v0.8.1 [INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 42cd2328400c65897c746b8a8c8b370f31b098405bfbc76e57622bb9cfc4a6d3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "42cd2328400c65897c746b8a8c8b370f31b098405bfbc76e57622bb9cfc4a6d3"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling slog v2.5.2 [INFO] [stderr] Checking oncemutex v0.1.1 [INFO] [stderr] Checking as_num v0.2.5 [INFO] [stderr] Checking bitfields v0.2.0 [INFO] [stderr] Checking arc-swap v0.3.11 [INFO] [stderr] Checking sequence_trie v0.3.6 [INFO] [stderr] Checking synchronoise v1.0.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking tokio-retry v0.2.0 [INFO] [stderr] Checking spaniel v0.1.0 [INFO] [stderr] Compiling kompact-actor-derive v0.8.1 [INFO] [stderr] Compiling kompact-component-derive v0.8.1 [INFO] [stderr] Checking tokio-reactor v0.1.10 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-udp v0.1.5 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking slog-term v2.4.2 [INFO] [stderr] Checking slog-async v2.3.0 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Compiling arr_macro_impl v0.1.2 [INFO] [stderr] Checking arr_macro v0.1.2 [INFO] [stderr] Checking executors v0.5.3 [INFO] [stderr] Checking kompact v0.8.1 (/opt/rustwide/workdir) [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/lib.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | #![feature(specialization)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/lib.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | #![feature(unsized_locals)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/lib.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | #![feature(drain_filter)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/lib.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | #![feature(never_type)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/lib.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | #![feature(specialization)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/lib.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | #![feature(unsized_locals)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/lib.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | #![feature(drain_filter)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/lib.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | #![feature(never_type)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 4 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: could not compile `kompact`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to 4 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: could not compile `kompact`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "42cd2328400c65897c746b8a8c8b370f31b098405bfbc76e57622bb9cfc4a6d3"` [INFO] running `"docker" "rm" "-f" "42cd2328400c65897c746b8a8c8b370f31b098405bfbc76e57622bb9cfc4a6d3"` [INFO] [stdout] 42cd2328400c65897c746b8a8c8b370f31b098405bfbc76e57622bb9cfc4a6d3