[INFO] fetching crate accel-core 0.3.0...
[INFO] testing accel-core-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate accel-core 0.3.0 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate accel-core 0.3.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-52/source/.cargo/config
[INFO] removed /workspace/builds/worker-52/source/rust-toolchain
[INFO] started tweaking crates.io crate accel-core 0.3.0
[INFO] finished tweaking crates.io crate accel-core 0.3.0
[INFO] tweaked toml for crates.io crate accel-core 0.3.0 written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 576f3d94d80dac2635f2a900f9d28746440630ae9b5671228b09e08556b2e537
[INFO] running `Command { std: "docker" "start" "-a" "576f3d94d80dac2635f2a900f9d28746440630ae9b5671228b09e08556b2e537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "576f3d94d80dac2635f2a900f9d28746440630ae9b5671228b09e08556b2e537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "576f3d94d80dac2635f2a900f9d28746440630ae9b5671228b09e08556b2e537", kill_on_drop: false }`
[INFO] [stdout] 576f3d94d80dac2635f2a900f9d28746440630ae9b5671228b09e08556b2e537
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd7f02e3415763e847f19643e15cd967f76bb3a1ee31c899004443985337c892
[INFO] running `Command { std: "docker" "start" "-a" "bd7f02e3415763e847f19643e15cd967f76bb3a1ee31c899004443985337c892", kill_on_drop: false }`
[INFO] [stderr]    Compiling accel-core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `core::arch::nvptx`
[INFO] [stdout]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use core::arch::nvptx;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ no `nvptx` in `arch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |         (self.x * self.y * self.z)
[INFO] [stdout]     |         ^                        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 160 -         (self.x * self.y * self.z)
[INFO] [stdout] 160 +         self.x * self.y * self.z
[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:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(stdsimd)]
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `accel-core` due to 3 previous errors; 1 warning emitted
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bd7f02e3415763e847f19643e15cd967f76bb3a1ee31c899004443985337c892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd7f02e3415763e847f19643e15cd967f76bb3a1ee31c899004443985337c892", kill_on_drop: false }`
[INFO] [stdout] bd7f02e3415763e847f19643e15cd967f76bb3a1ee31c899004443985337c892