[INFO] crate bitflags-associated-constants 0.6.0 is already in cache [INFO] testing bitflags-associated-constants-0.6.0 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate bitflags-associated-constants 0.6.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate bitflags-associated-constants 0.6.0 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate bitflags-associated-constants 0.6.0 [INFO] finished tweaking crates.io crate bitflags-associated-constants 0.6.0 [INFO] tweaked toml for crates.io crate bitflags-associated-constants 0.6.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1e212a1dbb32110678ba155afce8f1c7b2acd04fd332fee89514430c2611b9ed [INFO] running `"docker" "start" "-a" "1e212a1dbb32110678ba155afce8f1c7b2acd04fd332fee89514430c2611b9ed"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling bitflags-associated-constants v0.6.0 (/opt/rustwide/workdir) [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(associated_consts)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: extern crate `core` is private, and cannot be re-exported (error E0365), consider declaring with `pub` [INFO] [stderr] --> src/lib.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | pub use core as __core; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(pub_use_of_private_extern_crate)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error; 1 warning emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: could not compile `bitflags-associated-constants`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "1e212a1dbb32110678ba155afce8f1c7b2acd04fd332fee89514430c2611b9ed"` [INFO] running `"docker" "rm" "-f" "1e212a1dbb32110678ba155afce8f1c7b2acd04fd332fee89514430c2611b9ed"` [INFO] [stdout] 1e212a1dbb32110678ba155afce8f1c7b2acd04fd332fee89514430c2611b9ed