[INFO] fetching crate ckb-std 0.9.0...
[INFO] checking ckb-std-0.9.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate ckb-std 0.9.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ckb-std 0.9.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/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-7/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ckb-types v0.100.0-rc2
[INFO] [stderr]   Downloaded buddy-alloc v0.4.1
[INFO] [stderr]   Downloaded ckb-jsonrpc-types v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-standalone-types v0.1.2
[INFO] [stderr]   Downloaded ckb-occupied-capacity-macros v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-occupied-capacity v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-channel v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-fixed-hash 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 ckb-standalone-debugger v0.20.0-rc3
[INFO] [stderr]   Downloaded ckb-vm-definitions v0.20.0-rc4
[INFO] [stderr]   Downloaded molecule v0.7.1
[INFO] [stderr]   Downloaded ckb-traits v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-constant v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-crypto v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-dao-utils v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-error v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-fixed-hash-macros v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-occupied-capacity-core v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-pow v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-x64-simulator v0.5.0
[INFO] [stderr]   Downloaded ckb-fixed-hash-core v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-chain-spec v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-resource v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-system-scripts v0.5.2
[INFO] [stderr]   Downloaded ckb-script v0.100.0-rc2
[INFO] [stderr]   Downloaded ckb-vm v0.20.0-rc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 803b23f43bb3ec1f93076d626406117c48dcfd91c74cd63d563f4d7012077bd2
[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" "803b23f43bb3ec1f93076d626406117c48dcfd91c74cd63d563f4d7012077bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "803b23f43bb3ec1f93076d626406117c48dcfd91c74cd63d563f4d7012077bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "803b23f43bb3ec1f93076d626406117c48dcfd91c74cd63d563f4d7012077bd2", kill_on_drop: false }`
[INFO] [stdout] 803b23f43bb3ec1f93076d626406117c48dcfd91c74cd63d563f4d7012077bd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 83b2719f0f65ec80e8da152e3c5e35e4556fafce16172b4659ea03780eceab7e
[INFO] running `Command { std: "docker" "start" "-a" "83b2719f0f65ec80e8da152e3c5e35e4556fafce16172b4659ea03780eceab7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[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]     Checking cstr_core v0.2.4
[INFO] [stderr]    Compiling ckb-std v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0658]: sym operands for inline assembly are unstable
[INFO] [stdout]   --> examples/main.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | entry!(main);
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #72016 <https://github.com/rust-lang/rust/issues/72016> for more information
[INFO] [stdout]    = help: add `#![feature(asm_sym)]` to the crate attributes to enable
[INFO] [stdout]    = note: this error originates in the macro `entry` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ckb-std` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "83b2719f0f65ec80e8da152e3c5e35e4556fafce16172b4659ea03780eceab7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83b2719f0f65ec80e8da152e3c5e35e4556fafce16172b4659ea03780eceab7e", kill_on_drop: false }`
[INFO] [stdout] 83b2719f0f65ec80e8da152e3c5e35e4556fafce16172b4659ea03780eceab7e