[INFO] fetching crate ckb-dyn-lock 0.1.10...
[INFO] checking ckb-dyn-lock-0.1.10 against 1.55.0 for beta-1.56-3
[INFO] extracting crate ckb-dyn-lock 0.1.10 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate ckb-dyn-lock 0.1.10 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-77/source/rust-toolchain
[INFO] started tweaking crates.io crate ckb-dyn-lock 0.1.10
[INFO] finished tweaking crates.io crate ckb-dyn-lock 0.1.10
[INFO] tweaked toml for crates.io crate ckb-dyn-lock 0.1.10 written to /workspace/builds/worker-77/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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 debugid v0.4.0
[INFO] [stderr]   Downloaded sentry-types v0.11.0
[INFO] [stderr]   Downloaded enum-display-derive v0.1.1
[INFO] [stderr]   Downloaded sized-chunks v0.1.3
[INFO] [stderr]   Downloaded ckb-standalone-types v0.0.1-pre.1
[INFO] [stderr]   Downloaded blake2b-rs v0.2.0
[INFO] [stderr]   Downloaded ckb-std v0.7.4
[INFO] [stderr]   Downloaded ckb-chain-spec v0.37.0
[INFO] [stderr]   Downloaded im v12.3.4
[INFO] [stderr]   Downloaded sentry v0.17.0
[INFO] [stderr]   Downloaded ckb-jsonrpc-types v0.37.0
[INFO] [stderr]   Downloaded ckb-util v0.37.0
[INFO] [stderr]   Downloaded ckb-fee-estimator v0.37.0
[INFO] [stderr]   Downloaded ckb-metrics-config v0.37.0
[INFO] [stderr]   Downloaded ckb-pow v0.37.0
[INFO] [stderr]   Downloaded ckb-store v0.37.0
[INFO] [stderr]   Downloaded ckb-reward-calculator v0.37.0
[INFO] [stderr]   Downloaded ckb-dao-utils v0.37.0
[INFO] [stderr]   Downloaded ckb-dao v0.37.0
[INFO] [stderr]   Downloaded ckb-logger-config v0.37.0
[INFO] [stderr]   Downloaded ckb-hash v0.37.0
[INFO] [stderr]   Downloaded ckb-app-config v0.37.0
[INFO] [stderr]   Downloaded tentacle-multiaddr v0.1.0
[INFO] [stderr]   Downloaded ckb-build-info v0.37.0
[INFO] [stderr]   Downloaded ckb-resource v0.37.0
[INFO] [stderr]   Downloaded ckb-traits v0.37.0
[INFO] [stderr]   Downloaded ckb-verification v0.37.0
[INFO] [stderr]   Downloaded tentacle-secio v0.4.0
[INFO] [stderr]   Downloaded ckb-async-runtime v0.37.0
[INFO] [stderr]   Downloaded ckb-occupied-capacity v0.37.0
[INFO] [stderr]   Downloaded ckb-fixed-hash-macros v0.37.0
[INFO] [stderr]   Downloaded ckb-types v0.37.0
[INFO] [stderr]   Downloaded ckb-script v0.37.0
[INFO] [stderr]   Downloaded ckb-error v0.37.0
[INFO] [stderr]   Downloaded ckb-channel v0.37.0
[INFO] [stderr]   Downloaded ckb-occupied-capacity-core v0.37.0
[INFO] [stderr]   Downloaded ckb-fixed-hash-core v0.37.0
[INFO] [stderr]   Downloaded ckb-occupied-capacity-macros v0.37.0
[INFO] [stderr]   Downloaded ckb-rational v0.37.0
[INFO] [stderr]   Downloaded ckb-fixed-hash v0.37.0
[INFO] [stderr]   Downloaded ckb-crypto v0.37.0
[INFO] [stderr]   Downloaded ckb-logger v0.37.0
[INFO] [stderr]   Downloaded ckb-tool v0.2.2
[INFO] [stderr]   Downloaded ckb-db v0.37.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e781d92b870f1007b6d1525f456696f22d0d9c9002058691e83af17cc0690e83
[INFO] running `Command { std: "docker" "start" "-a" "e781d92b870f1007b6d1525f456696f22d0d9c9002058691e83af17cc0690e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e781d92b870f1007b6d1525f456696f22d0d9c9002058691e83af17cc0690e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e781d92b870f1007b6d1525f456696f22d0d9c9002058691e83af17cc0690e83", kill_on_drop: false }`
[INFO] [stdout] e781d92b870f1007b6d1525f456696f22d0d9c9002058691e83af17cc0690e83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85fcc258300b7431589236c56d9cbf98bbe7ce8af90dfa179c87fd944fbe9cce
[INFO] running `Command { std: "docker" "start" "-a" "85fcc258300b7431589236c56d9cbf98bbe7ce8af90dfa179c87fd944fbe9cce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling faster-hex v0.4.1
[INFO] [stderr]     Checking buddy-alloc v0.4.1
[INFO] [stderr]     Checking molecule v0.6.0
[INFO] [stderr]     Checking ckb-standalone-types v0.0.1-pre.1
[INFO] [stderr]    Compiling blake2b-rs v0.2.0
[INFO] [stderr]    Compiling ckb-std v0.7.4
[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/ckb-std-0.7.4/src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(llvm_asm)]
[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 `ckb-std` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "85fcc258300b7431589236c56d9cbf98bbe7ce8af90dfa179c87fd944fbe9cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85fcc258300b7431589236c56d9cbf98bbe7ce8af90dfa179c87fd944fbe9cce", kill_on_drop: false }`
[INFO] [stdout] 85fcc258300b7431589236c56d9cbf98bbe7ce8af90dfa179c87fd944fbe9cce
