[INFO] fetching crate mycitadel 0.1.0-alpha.1...
[INFO] checking mycitadel-0.1.0-alpha.1 against beta for pr-78714
[INFO] extracting crate mycitadel 0.1.0-alpha.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate mycitadel 0.1.0-alpha.1 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 crates.io crate mycitadel 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate mycitadel 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate mycitadel 0.1.0-alpha.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate mycitadel 0.1.0-alpha.1 already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 5b56c7999a396fb9b67398df1e6cd59cec887502198eb136583d903299498e40
[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" "5b56c7999a396fb9b67398df1e6cd59cec887502198eb136583d903299498e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b56c7999a396fb9b67398df1e6cd59cec887502198eb136583d903299498e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b56c7999a396fb9b67398df1e6cd59cec887502198eb136583d903299498e40", kill_on_drop: false }`
[INFO] [stdout] 5b56c7999a396fb9b67398df1e6cd59cec887502198eb136583d903299498e40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] dab64f513ad2d54e351946fddff81f31fb02e99a186593bb20c7e13a25a8b4c3
[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" "dab64f513ad2d54e351946fddff81f31fb02e99a186593bb20c7e13a25a8b4c3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling paste v1.0.2
[INFO] [stderr]    Compiling signature v1.2.2
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling futures-core v0.3.7
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling base32 v0.4.0
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling parse_arg v0.1.4
[INFO] [stderr]    Compiling zmq v0.9.2
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]    Compiling ed25519 v1.0.3
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling signal-hook-registry v1.2.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking ring v0.16.15
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking socks v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling amplify_derive v2.3.1
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking bitcoin_hashes v0.9.4
[INFO] [stderr]     Checking serde_str_helpers v0.1.0
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling zmq-sys v0.11.0
[INFO] [stderr]    Compiling sha2 v0.9.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking stringly_conversions v0.1.1
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking secp256k1 v0.19.0
[INFO] [stderr]    Compiling zeroize v1.1.1
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]    Compiling serde_with_macros v1.2.2
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]     Checking serde_with v1.5.1
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking bitcoin v0.25.2
[INFO] [stderr]    Compiling torut v0.1.6
[INFO] [stderr]     Checking miniscript v3.0.0
[INFO] [stderr]     Checking electrum-client v0.3.0-beta.1
[INFO] [stderr]     Checking amplify v2.3.1
[INFO] [stderr]    Compiling lnpbp_derive v0.1.2
[INFO] [stderr]     Checking lnpbp v0.1.2
[INFO] [stderr]     Checking keyring_node v0.1.0-beta.1
[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/keyring_node-0.1.0-beta.1/src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(never_type, with_options, map_first_last)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `keyring_node`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "dab64f513ad2d54e351946fddff81f31fb02e99a186593bb20c7e13a25a8b4c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dab64f513ad2d54e351946fddff81f31fb02e99a186593bb20c7e13a25a8b4c3", kill_on_drop: false }`
[INFO] [stdout] dab64f513ad2d54e351946fddff81f31fb02e99a186593bb20c7e13a25a8b4c3