[INFO] fetching crate reason-othello 0.1.0...
[INFO] checking reason-othello-0.1.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate reason-othello 0.1.0 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate reason-othello 0.1.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reason-othello 0.1.0
[INFO] finished tweaking crates.io crate reason-othello 0.1.0
[INFO] tweaked toml for crates.io crate reason-othello 0.1.0 written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dee26709b08c3fab5d339f09f30edf7beb5f11b0365bb271877a6382a17f328c
[INFO] running `Command { std: "docker" "start" "-a" "dee26709b08c3fab5d339f09f30edf7beb5f11b0365bb271877a6382a17f328c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dee26709b08c3fab5d339f09f30edf7beb5f11b0365bb271877a6382a17f328c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dee26709b08c3fab5d339f09f30edf7beb5f11b0365bb271877a6382a17f328c", kill_on_drop: false }`
[INFO] [stdout] dee26709b08c3fab5d339f09f30edf7beb5f11b0365bb271877a6382a17f328c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b102e591e87eb2fb7b5740413a299623061cb66caa8b05202855ae203f4c2ba
[INFO] running `Command { std: "docker" "start" "-a" "5b102e591e87eb2fb7b5740413a299623061cb66caa8b05202855ae203f4c2ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling packed_simd_2 v0.3.6
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.6/src/lib.rs:214:1
[INFO] [stdout]     |
[INFO] [stdout] 214 | / #![feature(
[INFO] [stdout] 215 | |     adt_const_params,
[INFO] [stdout] 216 | |     repr_simd,
[INFO] [stdout] 217 | |     rustc_attrs,
[INFO] [stdout] ...   |
[INFO] [stdout] 227 | |     llvm_asm
[INFO] [stdout] 228 | | )]
[INFO] [stdout]     | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `packed_simd_2` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5b102e591e87eb2fb7b5740413a299623061cb66caa8b05202855ae203f4c2ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b102e591e87eb2fb7b5740413a299623061cb66caa8b05202855ae203f4c2ba", kill_on_drop: false }`
[INFO] [stdout] 5b102e591e87eb2fb7b5740413a299623061cb66caa8b05202855ae203f4c2ba
