[INFO] fetching crate arcon_messages 0.1.2... [INFO] documenting arcon_messages-0.1.2 against 1.61.0 for beta-1.62-rustdoc-1 [INFO] extracting crate arcon_messages 0.1.2 into /workspace/builds/worker-17/source [INFO] validating manifest of crates.io crate arcon_messages 0.1.2 on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate arcon_messages 0.1.2 [INFO] finished tweaking crates.io crate arcon_messages 0.1.2 [INFO] tweaked toml for crates.io crate arcon_messages 0.1.2 written to /workspace/builds/worker-17/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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" "+1.61.0" "fetch" "--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 tokio-retry v0.2.0 [INFO] [stderr] Downloaded sequence_trie v0.3.6 [INFO] [stderr] Downloaded arc-swap v0.3.11 [INFO] [stderr] Downloaded kompact-component-derive v0.8.1 [INFO] [stderr] Downloaded protoc-rust v2.27.1 [INFO] [stderr] Downloaded kompact-actor-derive v0.8.1 [INFO] [stderr] Downloaded spaniel v0.1.0 [INFO] [stderr] Downloaded kompact v0.8.1 [INFO] [stderr] Downloaded executors v0.5.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] baaac3b93a574111cb01b4b70562789e175490375b1ef74b20d2392dac1e9c01 [INFO] running `Command { std: "docker" "start" "-a" "baaac3b93a574111cb01b4b70562789e175490375b1ef74b20d2392dac1e9c01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "baaac3b93a574111cb01b4b70562789e175490375b1ef74b20d2392dac1e9c01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "baaac3b93a574111cb01b4b70562789e175490375b1ef74b20d2392dac1e9c01", kill_on_drop: false }` [INFO] [stdout] baaac3b93a574111cb01b4b70562789e175490375b1ef74b20d2392dac1e9c01 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e84dddbe23157bb24fcbef3b776c06115e99521954e60aede9a22ea17540b77f [INFO] running `Command { std: "docker" "start" "-a" "e84dddbe23157bb24fcbef3b776c06115e99521954e60aede9a22ea17540b77f", 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] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling protobuf v2.27.1 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling slog v2.7.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Compiling fastrand v1.7.0 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling time-macros v0.2.4 [INFO] [stderr] Compiling slog-async v2.7.0 [INFO] [stderr] Checking num_threads v0.1.6 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Checking take_mut v0.2.2 [INFO] [stderr] Checking arc-swap v0.3.11 [INFO] [stderr] Checking as_num v0.2.5 [INFO] [stderr] Checking oncemutex v0.1.1 [INFO] [stderr] Checking bitfields v0.2.0 [INFO] [stderr] Checking sequence_trie v0.3.6 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Checking synchronoise v1.0.0 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Compiling which v4.2.5 [INFO] [stderr] Compiling tempfile v3.3.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.3.9 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Compiling protoc v2.27.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking term v0.7.0 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking slog-term v2.9.0 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-retry v0.2.0 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking spaniel v0.1.0 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Compiling protobuf-codegen v2.27.1 [INFO] [stderr] Compiling protoc-rust v2.27.1 [INFO] [stderr] Compiling arr_macro_impl v0.1.3 [INFO] [stderr] Compiling kompact-actor-derive v0.8.1 [INFO] [stderr] Compiling kompact-component-derive v0.8.1 [INFO] [stderr] Compiling arcon_messages v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `protoc_rust::run`: Use Codegen instead [INFO] [stdout] --> build.rs:3:18 [INFO] [stdout] | [INFO] [stdout] 3 | protoc_rust::run(protoc_rust::Args { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `protoc_rust::Args`: Use Codegen instead [INFO] [stdout] --> build.rs:3:35 [INFO] [stdout] | [INFO] [stdout] 3 | protoc_rust::run(protoc_rust::Args { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated field `protoc_rust::Args::out_dir`: Use Codegen instead [INFO] [stdout] --> build.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | out_dir: "src/protobuf/", [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated field `protoc_rust::Args::includes`: Use Codegen instead [INFO] [stdout] --> build.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | includes: &["./proto"], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated field `protoc_rust::Args::input`: Use Codegen instead [INFO] [stdout] --> build.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | input: &["./proto/messages.proto"], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated field `protoc_rust::Args::customize`: Use Codegen instead [INFO] [stdout] --> build.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | / customize: protoc_rust::Customize { [INFO] [stdout] 8 | | ..Default::default() [INFO] [stdout] 9 | | }, [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking arr_macro v0.1.3 [INFO] [stderr] Checking executors v0.5.3 [INFO] [stderr] Checking kompact v0.8.1 [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: failed to run custom build command for `arcon_messages v0.1.2 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/arcon_messages-ea4513022ef8eb96/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Failed to generate proto: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', build.rs:10:8 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55ee2333f79d - std::backtrace_rs::backtrace::libunwind::trace::h22893a5306c091b4 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x55ee2333f79d - std::backtrace_rs::backtrace::trace_unsynchronized::h29c3bc6f9e91819d [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55ee2333f79d - std::sys_common::backtrace::_print_fmt::he497d8a0ec903793 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x55ee2333f79d - ::fmt::h9c2a9d2774d81873 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x55ee2336383c - core::fmt::write::hba4337c43d992f49 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/fmt/mod.rs:1194:17 [INFO] [stderr] 5: 0x55ee2333ca81 - std::io::Write::write_fmt::heb73de6e02cfabed [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/io/mod.rs:1655:15 [INFO] [stderr] 6: 0x55ee23340f45 - std::sys_common::backtrace::_print::h63c8b24acdd8e8ce [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x55ee23340f45 - std::sys_common::backtrace::print::h426700d6240cdcc2 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x55ee23340f45 - std::panicking::default_hook::{{closure}}::hc9a76eed0b18f82b [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x55ee23340bf9 - std::panicking::default_hook::h2e88d02087fae196 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x55ee23341492 - std::panicking::rust_panic_with_hook::habfdcc2e90f9fd4c [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x55ee23341377 - std::panicking::begin_panic_handler::{{closure}}::he054b2a83a51d2cd [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:588:13 [INFO] [stderr] 12: 0x55ee2333fc54 - std::sys_common::backtrace::__rust_end_short_backtrace::ha48b94ab49b30915 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x55ee233410a9 - rust_begin_unwind [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x55ee230f6443 - core::panicking::panic_fmt::h366d3a309ae17c94 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/panicking.rs:143:14 [INFO] [stderr] 15: 0x55ee230f6533 - core::result::unwrap_failed::hddd78f4658ac7d0f [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/result.rs:1785:5 [INFO] [stderr] 16: 0x55ee230f686b - core::result::Result::expect::hcb5bc9c3125d3ff6 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/result.rs:1035:23 [INFO] [stderr] 17: 0x55ee230f6a21 - build_script_build::main::hc56b3a0befec2d3f [INFO] [stderr] at /opt/rustwide/workdir/build.rs:3:5 [INFO] [stderr] 18: 0x55ee230f678b - core::ops::function::FnOnce::call_once::h470d5b7180b12418 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55ee230f6cce - std::sys_common::backtrace::__rust_begin_short_backtrace::hb14ed9e64005dd74 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 20: 0x55ee230f6ab1 - std::rt::lang_start::{{closure}}::h2631e04c176e74d2 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/rt.rs:145:18 [INFO] [stderr] 21: 0x55ee233390de - core::ops::function::impls:: for &F>::call_once::had4f69b3aefb47a8 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55ee233390de - std::panicking::try::do_call::hf2ad5355fcafe775 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:492:40 [INFO] [stderr] 23: 0x55ee233390de - std::panicking::try::h0a63ac363423e61e [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:456:19 [INFO] [stderr] 24: 0x55ee233390de - std::panic::catch_unwind::h18088edcecb8693a [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panic.rs:137:14 [INFO] [stderr] 25: 0x55ee233390de - std::rt::lang_start_internal::{{closure}}::ha7dad166dc711761 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/rt.rs:128:48 [INFO] [stderr] 26: 0x55ee233390de - std::panicking::try::do_call::hda0c61bf3a57d6e6 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:492:40 [INFO] [stderr] 27: 0x55ee233390de - std::panicking::try::hbc940e68560040a9 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:456:19 [INFO] [stderr] 28: 0x55ee233390de - std::panic::catch_unwind::haed0df2aeb3fa368 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panic.rs:137:14 [INFO] [stderr] 29: 0x55ee233390de - std::rt::lang_start_internal::h9c06694362b5b80c [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/rt.rs:128:20 [INFO] [stderr] 30: 0x55ee230f6a80 - std::rt::lang_start::h66db894c3a6bac76 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/rt.rs:144:17 [INFO] [stderr] 31: 0x55ee230f6a4c - main [INFO] [stderr] 32: 0x7f9ecc6280b3 - __libc_start_main [INFO] [stderr] 33: 0x55ee230f669e - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/kompact-0.8.1/src/lib.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | #![feature(specialization)] [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/kompact-0.8.1/src/lib.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | #![feature(unsized_locals)] [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/kompact-0.8.1/src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #![feature(drain_filter)] [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/kompact-0.8.1/src/lib.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | #![feature(never_type)] [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/kompact-0.8.1/src/lib.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | #![feature(drain_filter)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 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 `kompact` due to 6 previous errors [INFO] running `Command { std: "docker" "inspect" "e84dddbe23157bb24fcbef3b776c06115e99521954e60aede9a22ea17540b77f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e84dddbe23157bb24fcbef3b776c06115e99521954e60aede9a22ea17540b77f", kill_on_drop: false }` [INFO] [stdout] e84dddbe23157bb24fcbef3b776c06115e99521954e60aede9a22ea17540b77f