[INFO] fetching crate redox-buffer-pool 0.5.2...
[INFO] testing redox-buffer-pool-0.5.2 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate redox-buffer-pool 0.5.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate redox-buffer-pool 0.5.2
[INFO] finished tweaking crates.io crate redox-buffer-pool 0.5.2
[INFO] tweaked toml for crates.io crate redox-buffer-pool 0.5.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate redox-buffer-pool 0.5.2 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 30 packages to latest compatible versions
[INFO] [stderr]       Adding parking_lot v0.11.2 (available: v0.12.4)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (available: v0.5.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 419c951fbafb33d1fdec7df5aced50a8a39cae7aa7d24c7f3802404625ef773a
[INFO] running `Command { std: "docker" "start" "-a" "419c951fbafb33d1fdec7df5aced50a8a39cae7aa7d24c7f3802404625ef773a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "419c951fbafb33d1fdec7df5aced50a8a39cae7aa7d24c7f3802404625ef773a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "419c951fbafb33d1fdec7df5aced50a8a39cae7aa7d24c7f3802404625ef773a", kill_on_drop: false }`
[INFO] [stdout] 419c951fbafb33d1fdec7df5aced50a8a39cae7aa7d24c7f3802404625ef773a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc661fbab4d0afe98bf0eb387f923f002f91f4fe008ff0e8bb55e6afee6f0f0f
[INFO] running `Command { std: "docker" "start" "-a" "cc661fbab4d0afe98bf0eb387f923f002f91f4fe008ff0e8bb55e6afee6f0f0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling guard-trait v0.4.1
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/parking_lot-0.11.2/src/elision.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |             llvm_asm!("xacquire; lock; cmpxchgq $2, $1"
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/parking_lot-0.11.2/src/elision.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |             llvm_asm!("xrelease; lock; xaddq $2, $1"
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `llvm_asm`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/parking_lot-0.11.2/src/lib.rs:14:42
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![cfg_attr(feature = "nightly", feature(llvm_asm))]
[INFO] [stdout]    |                                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parking_lot` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "cc661fbab4d0afe98bf0eb387f923f002f91f4fe008ff0e8bb55e6afee6f0f0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc661fbab4d0afe98bf0eb387f923f002f91f4fe008ff0e8bb55e6afee6f0f0f", kill_on_drop: false }`
[INFO] [stdout] cc661fbab4d0afe98bf0eb387f923f002f91f4fe008ff0e8bb55e6afee6f0f0f