[INFO] cloning repository https://github.com/TheWaWaR/try-raw-asm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheWaWaR/try-raw-asm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheWaWaR%2Ftry-raw-asm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheWaWaR%2Ftry-raw-asm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc2c8cfc287ac2e8cf1b948944c13f07c2e9ece1
[INFO] checking TheWaWaR/try-raw-asm against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheWaWaR%2Ftry-raw-asm" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheWaWaR/try-raw-asm 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] started tweaking git repo https://github.com/TheWaWaR/try-raw-asm
[INFO] finished tweaking git repo https://github.com/TheWaWaR/try-raw-asm
[INFO] tweaked toml for git repo https://github.com/TheWaWaR/try-raw-asm written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/TheWaWaR/try-raw-asm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 8557a0c14a02a9b4efce58b0ce21dbbf1d3b4d47f6da8359147bf0fa1982cc54
[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" "8557a0c14a02a9b4efce58b0ce21dbbf1d3b4d47f6da8359147bf0fa1982cc54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8557a0c14a02a9b4efce58b0ce21dbbf1d3b4d47f6da8359147bf0fa1982cc54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8557a0c14a02a9b4efce58b0ce21dbbf1d3b4d47f6da8359147bf0fa1982cc54", kill_on_drop: false }`
[INFO] [stdout] 8557a0c14a02a9b4efce58b0ce21dbbf1d3b4d47f6da8359147bf0fa1982cc54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 0a193575d9d83b9fd6634b83746844bccbe3e0c03df6aedc0dc2739d932f393b
[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" "0a193575d9d83b9fd6634b83746844bccbe3e0c03df6aedc0dc2739d932f393b", kill_on_drop: false }`
[INFO] [stderr]     Checking buddy-alloc v0.4.1
[INFO] [stderr]     Checking molecule v0.6.1
[INFO] [stderr]    Compiling ckb-std v0.7.4
[INFO] [stderr]     Checking ckb-standalone-types v0.0.1-pre.1
[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] running `Command { std: "docker" "inspect" "0a193575d9d83b9fd6634b83746844bccbe3e0c03df6aedc0dc2739d932f393b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a193575d9d83b9fd6634b83746844bccbe3e0c03df6aedc0dc2739d932f393b", kill_on_drop: false }`
[INFO] [stdout] 0a193575d9d83b9fd6634b83746844bccbe3e0c03df6aedc0dc2739d932f393b
