[INFO] fetching crate dxpr 0.2.3...
[INFO] testing dxpr-0.2.3 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate dxpr 0.2.3 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate dxpr 0.2.3 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate dxpr 0.2.3
[INFO] finished tweaking crates.io crate dxpr 0.2.3
[INFO] tweaked toml for crates.io crate dxpr 0.2.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 019b4dc2ee71947af4d3fbf3a25dc6c8547f41fc08f6772422e7fef3adca38ac
[INFO] running `Command { std: "docker" "start" "-a" "019b4dc2ee71947af4d3fbf3a25dc6c8547f41fc08f6772422e7fef3adca38ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "019b4dc2ee71947af4d3fbf3a25dc6c8547f41fc08f6772422e7fef3adca38ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "019b4dc2ee71947af4d3fbf3a25dc6c8547f41fc08f6772422e7fef3adca38ac", kill_on_drop: false }`
[INFO] [stdout] 019b4dc2ee71947af4d3fbf3a25dc6c8547f41fc08f6772422e7fef3adca38ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c276648852492d9e8a3fc7841f5abb0c1192e7dff3e3143c1c79fc49942e1ef
[INFO] running `Command { std: "docker" "start" "-a" "8c276648852492d9e8a3fc7841f5abb0c1192e7dff3e3143c1c79fc49942e1ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling dxpr v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | / #![feature(
[INFO] [stdout] 48 | |     associated_type_bounds,
[INFO] [stdout] 49 | |     const_precise_live_drops,
[INFO] [stdout] 50 | |     const_raw_ptr_comparison,
[INFO] [stdout] 51 | |     const_trait_impl
[INFO] [stdout] 52 | | )]
[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:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     const_raw_ptr_comparison,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dxpr` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "8c276648852492d9e8a3fc7841f5abb0c1192e7dff3e3143c1c79fc49942e1ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c276648852492d9e8a3fc7841f5abb0c1192e7dff3e3143c1c79fc49942e1ef", kill_on_drop: false }`
[INFO] [stdout] 8c276648852492d9e8a3fc7841f5abb0c1192e7dff3e3143c1c79fc49942e1ef
