[INFO] fetching crate redox-buffer-pool 0.5.2...
[INFO] checking redox-buffer-pool-0.5.2 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate redox-buffer-pool 0.5.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate redox-buffer-pool 0.5.2 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding parking_lot v0.11.2 (latest: v0.12.3)
[INFO] [stderr]       Adding parking_lot_core v0.8.6 (latest: v0.9.10)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (latest: v0.5.1)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded guard-trait v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4f922972d85700c1b5fd5776ab941ff091158543f21d8ad0f0e7c396273553b
[INFO] running `Command { std: "docker" "start" "-a" "a4f922972d85700c1b5fd5776ab941ff091158543f21d8ad0f0e7c396273553b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4f922972d85700c1b5fd5776ab941ff091158543f21d8ad0f0e7c396273553b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4f922972d85700c1b5fd5776ab941ff091158543f21d8ad0f0e7c396273553b", kill_on_drop: false }`
[INFO] [stdout] a4f922972d85700c1b5fd5776ab941ff091158543f21d8ad0f0e7c396273553b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab435b936740a274121e31750b9423d4dd80931c868b2789dbc05704c147b69c
[INFO] running `Command { std: "docker" "start" "-a" "ab435b936740a274121e31750b9423d4dd80931c868b2789dbc05704c147b69c", kill_on_drop: false }`
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking guard-trait v0.4.1
[INFO] [stderr]     Checking 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-6f17d22bba15001f/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-6f17d22bba15001f/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-6f17d22bba15001f/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] error: aborting due to 3 previous errors
[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 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "ab435b936740a274121e31750b9423d4dd80931c868b2789dbc05704c147b69c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab435b936740a274121e31750b9423d4dd80931c868b2789dbc05704c147b69c", kill_on_drop: false }`
[INFO] [stdout] ab435b936740a274121e31750b9423d4dd80931c868b2789dbc05704c147b69c