[INFO] crate cargo-name 1.0.1 is already in cache [INFO] testing cargo-name-1.0.1 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate cargo-name 1.0.1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate cargo-name 1.0.1 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 cargo-name 1.0.1 [INFO] finished tweaking crates.io crate cargo-name 1.0.1 [INFO] tweaked toml for crates.io crate cargo-name 1.0.1 written to /workspace/builds/worker-14/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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 55cad84cf7c99fe123819b8ba7b33eb5cdf7ef2c2f821459c5c9271252fdc37f [INFO] running `"docker" "start" "-a" "55cad84cf7c99fe123819b8ba7b33eb5cdf7ef2c2f821459c5c9271252fdc37f"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling backtrace v0.3.48 [INFO] [stderr] Compiling openssl-sys v0.9.57 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling flate2 v1.0.14 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling cookie v0.12.0 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling cookie_store v0.7.0 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling structopt v0.2.18 [INFO] [stderr] Compiling clap-verbosity-flag v0.1.0 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling quicli v0.3.1 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Compiling hyper-tls v0.3.2 [INFO] [stderr] Compiling reqwest v0.9.24 [INFO] [stderr] Compiling cargo-name v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/lib.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #![feature(external_doc)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: could not compile `cargo-name`. [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 `"docker" "inspect" "55cad84cf7c99fe123819b8ba7b33eb5cdf7ef2c2f821459c5c9271252fdc37f"` [INFO] running `"docker" "rm" "-f" "55cad84cf7c99fe123819b8ba7b33eb5cdf7ef2c2f821459c5c9271252fdc37f"` [INFO] [stdout] 55cad84cf7c99fe123819b8ba7b33eb5cdf7ef2c2f821459c5c9271252fdc37f