[INFO] cloning repository https://github.com/barafael/floatingpoint-type-punning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/barafael/floatingpoint-type-punning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarafael%2Ffloatingpoint-type-punning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarafael%2Ffloatingpoint-type-punning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88a5db9176dd57a2950510530d262ab2b61ee907
[INFO] testing barafael/floatingpoint-type-punning against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarafael%2Ffloatingpoint-type-punning" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/barafael/floatingpoint-type-punning 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] started tweaking git repo https://github.com/barafael/floatingpoint-type-punning
[INFO] finished tweaking git repo https://github.com/barafael/floatingpoint-type-punning
[INFO] tweaked toml for git repo https://github.com/barafael/floatingpoint-type-punning written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/barafael/floatingpoint-type-punning already has a lockfile, it will not be regenerated
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] dc3d2a95e7904d682d752f1b7f51d638dff9a28aa1bbd3150eb5115fa8c0c398
[INFO] running `Command { std: "docker" "start" "-a" "dc3d2a95e7904d682d752f1b7f51d638dff9a28aa1bbd3150eb5115fa8c0c398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc3d2a95e7904d682d752f1b7f51d638dff9a28aa1bbd3150eb5115fa8c0c398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc3d2a95e7904d682d752f1b7f51d638dff9a28aa1bbd3150eb5115fa8c0c398", kill_on_drop: false }`
[INFO] [stdout] dc3d2a95e7904d682d752f1b7f51d638dff9a28aa1bbd3150eb5115fa8c0c398
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c068dfe18ea11185656eab25f79b69be8eccb222e260d4b6097ce39a5ce27bb6
[INFO] running `Command { std: "docker" "start" "-a" "c068dfe18ea11185656eab25f79b69be8eccb222e260d4b6097ce39a5ce27bb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling step_float v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(step_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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 `step_float` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "c068dfe18ea11185656eab25f79b69be8eccb222e260d4b6097ce39a5ce27bb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c068dfe18ea11185656eab25f79b69be8eccb222e260d4b6097ce39a5ce27bb6", kill_on_drop: false }`
[INFO] [stdout] c068dfe18ea11185656eab25f79b69be8eccb222e260d4b6097ce39a5ce27bb6
