[INFO] fetching crate ckb-std 0.9.0...
[INFO] checking ckb-std-0.9.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate ckb-std 0.9.0 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate ckb-std 0.9.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-73/source/rust-toolchain
[INFO] started tweaking crates.io crate ckb-std 0.9.0
[INFO] finished tweaking crates.io crate ckb-std 0.9.0
[INFO] tweaked toml for crates.io crate ckb-std 0.9.0 written to /workspace/builds/worker-73/source/Cargo.toml
[INFO] crate crates.io crate ckb-std 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ckb-occupied-capacity v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-error v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-channel v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-traits v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-fixed-hash-core v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-fixed-hash-macros v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-fixed-hash v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-jsonrpc-types v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-dao-utils v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-resource v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-chain-spec v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-standalone-types v0.1.2
[INFO] [stderr]   Downloaded buddy-alloc v0.4.1
[INFO] [stderr]   Downloaded ckb-crypto v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-hash v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-rational v0.100.0-rc2
[INFO] [stderr]   Downloaded molecule v0.7.1
[INFO] [stderr]   Downloaded ckb-occupied-capacity-core v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-occupied-capacity-macros v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-constant v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-script v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-types v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-system-scripts v0.5.2
[INFO] [stderr]   Downloaded ckb-pow v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-standalone-debugger v0.20.0-rc3
[INFO] [stderr]   Downloaded ckb-vm-definitions v0.20.0-rc4
[INFO] [stderr]   Downloaded ckb-x64-simulator v0.5.0
[INFO] [stderr]   Downloaded ckb-vm v0.20.0-rc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e57253c85b672b5ddce27ffa72659df1871427d8370761378cc134036e91281a
[INFO] running `Command { std: "docker" "start" "-a" "e57253c85b672b5ddce27ffa72659df1871427d8370761378cc134036e91281a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e57253c85b672b5ddce27ffa72659df1871427d8370761378cc134036e91281a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e57253c85b672b5ddce27ffa72659df1871427d8370761378cc134036e91281a", kill_on_drop: false }`
[INFO] [stdout] e57253c85b672b5ddce27ffa72659df1871427d8370761378cc134036e91281a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd00fbe241024b03b10230bfc1d75c49f86539bc07deca95eeadf6fbc425bbc1
[INFO] running `Command { std: "docker" "start" "-a" "dd00fbe241024b03b10230bfc1d75c49f86539bc07deca95eeadf6fbc425bbc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]     Checking cty v0.2.1
[INFO] [stderr]     Checking buddy-alloc v0.4.1
[INFO] [stderr]     Checking molecule v0.7.1
[INFO] [stderr]     Checking ckb-standalone-types v0.1.2
[INFO] [stderr]    Compiling ckb-std v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking cstr_core v0.2.4
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(llvm_asm)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> 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] [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: build failed
[INFO] running `Command { std: "docker" "inspect" "dd00fbe241024b03b10230bfc1d75c49f86539bc07deca95eeadf6fbc425bbc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd00fbe241024b03b10230bfc1d75c49f86539bc07deca95eeadf6fbc425bbc1", kill_on_drop: false }`
[INFO] [stdout] dd00fbe241024b03b10230bfc1d75c49f86539bc07deca95eeadf6fbc425bbc1
