[INFO] fetching crate smart_tensor 0.0.1...
[INFO] testing smart_tensor-0.0.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate smart_tensor 0.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate smart_tensor 0.0.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smart_tensor 0.0.1
[INFO] finished tweaking crates.io crate smart_tensor 0.0.1
[INFO] tweaked toml for crates.io crate smart_tensor 0.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate smart_tensor 0.0.1 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1db9d55d754d8287078e1542759c74fe0c3bb833e756350f03473dd3cdf6d426
[INFO] running `Command { std: "docker" "start" "-a" "1db9d55d754d8287078e1542759c74fe0c3bb833e756350f03473dd3cdf6d426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1db9d55d754d8287078e1542759c74fe0c3bb833e756350f03473dd3cdf6d426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1db9d55d754d8287078e1542759c74fe0c3bb833e756350f03473dd3cdf6d426", kill_on_drop: false }`
[INFO] [stdout] 1db9d55d754d8287078e1542759c74fe0c3bb833e756350f03473dd3cdf6d426
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] daa52f7e88f9669893dd3c33923d6cbcada7cab46d9f7a6364ddb26c49888c65
[INFO] running `Command { std: "docker" "start" "-a" "daa52f7e88f9669893dd3c33923d6cbcada7cab46d9f7a6364ddb26c49888c65", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling smart_tensor v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(generic_const_exprs)]
[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 `smart_tensor` (bin "smart_tensor") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "daa52f7e88f9669893dd3c33923d6cbcada7cab46d9f7a6364ddb26c49888c65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daa52f7e88f9669893dd3c33923d6cbcada7cab46d9f7a6364ddb26c49888c65", kill_on_drop: false }`
[INFO] [stdout] daa52f7e88f9669893dd3c33923d6cbcada7cab46d9f7a6364ddb26c49888c65
[INFO] testing smart_tensor-0.0.1 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate smart_tensor 0.0.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate smart_tensor 0.0.1 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smart_tensor 0.0.1
[INFO] finished tweaking crates.io crate smart_tensor 0.0.1
[INFO] tweaked toml for crates.io crate smart_tensor 0.0.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate smart_tensor 0.0.1 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-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01fafea47e6759fd519edf47c5f789adf36259204ef3c4d7838cfbd7a81d71e7
[INFO] running `Command { std: "docker" "start" "-a" "01fafea47e6759fd519edf47c5f789adf36259204ef3c4d7838cfbd7a81d71e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01fafea47e6759fd519edf47c5f789adf36259204ef3c4d7838cfbd7a81d71e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01fafea47e6759fd519edf47c5f789adf36259204ef3c4d7838cfbd7a81d71e7", kill_on_drop: false }`
[INFO] [stdout] 01fafea47e6759fd519edf47c5f789adf36259204ef3c4d7838cfbd7a81d71e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62e369a36c988d1e35e06bc7b2afd7f9db427d865765847189f0a9ebc9d4bd2a
[INFO] running `Command { std: "docker" "start" "-a" "62e369a36c988d1e35e06bc7b2afd7f9db427d865765847189f0a9ebc9d4bd2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling smart_tensor v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(generic_const_exprs)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 `smart_tensor` (bin "smart_tensor") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "62e369a36c988d1e35e06bc7b2afd7f9db427d865765847189f0a9ebc9d4bd2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62e369a36c988d1e35e06bc7b2afd7f9db427d865765847189f0a9ebc9d4bd2a", kill_on_drop: false }`
[INFO] [stdout] 62e369a36c988d1e35e06bc7b2afd7f9db427d865765847189f0a9ebc9d4bd2a
