[INFO] cloning repository https://github.com/BAXYCode/dlx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BAXYCode/dlx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBAXYCode%2Fdlx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBAXYCode%2Fdlx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f07ec4594638cb4591f1a9390705f1e79477efdc
[INFO] testing BAXYCode/dlx against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBAXYCode%2Fdlx" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BAXYCode/dlx 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 git repo https://github.com/BAXYCode/dlx
[INFO] finished tweaking git repo https://github.com/BAXYCode/dlx
[INFO] tweaked toml for git repo https://github.com/BAXYCode/dlx written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/BAXYCode/dlx 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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] dccb608f2348dcf9fbcd6b87d60b50e5e32c2c183ffcd5db96a7c6995751d6d2
[INFO] running `Command { std: "docker" "start" "-a" "dccb608f2348dcf9fbcd6b87d60b50e5e32c2c183ffcd5db96a7c6995751d6d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dccb608f2348dcf9fbcd6b87d60b50e5e32c2c183ffcd5db96a7c6995751d6d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dccb608f2348dcf9fbcd6b87d60b50e5e32c2c183ffcd5db96a7c6995751d6d2", kill_on_drop: false }`
[INFO] [stdout] dccb608f2348dcf9fbcd6b87d60b50e5e32c2c183ffcd5db96a7c6995751d6d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5df3aa6aedd0352a5e4cd52bc7fad9f35bf573ed7e1b8fc78eeddf64698a3f01
[INFO] running `Command { std: "docker" "start" "-a" "5df3aa6aedd0352a5e4cd52bc7fad9f35bf573ed7e1b8fc78eeddf64698a3f01", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling radsort v0.1.0
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling dlx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `SystemTime`
[INFO] [stdout]  --> src/main.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::{io,env, time::{SystemTime, Instant}};
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]  --> src/sudoku_gen.rs:6:42
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{seq::SliceRandom, thread_rng, Rng};
[INFO] [stdout]   |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(int_roundings)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dlx` (bin "dlx") due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "5df3aa6aedd0352a5e4cd52bc7fad9f35bf573ed7e1b8fc78eeddf64698a3f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5df3aa6aedd0352a5e4cd52bc7fad9f35bf573ed7e1b8fc78eeddf64698a3f01", kill_on_drop: false }`
[INFO] [stdout] 5df3aa6aedd0352a5e4cd52bc7fad9f35bf573ed7e1b8fc78eeddf64698a3f01
[INFO] testing BAXYCode/dlx against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBAXYCode%2Fdlx" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BAXYCode/dlx 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 git repo https://github.com/BAXYCode/dlx
[INFO] finished tweaking git repo https://github.com/BAXYCode/dlx
[INFO] tweaked toml for git repo https://github.com/BAXYCode/dlx written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/BAXYCode/dlx 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 81279a2e2635b041e5e042326df600522233f8c9214df3f7bfc3451df8ca550c
[INFO] running `Command { std: "docker" "start" "-a" "81279a2e2635b041e5e042326df600522233f8c9214df3f7bfc3451df8ca550c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81279a2e2635b041e5e042326df600522233f8c9214df3f7bfc3451df8ca550c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81279a2e2635b041e5e042326df600522233f8c9214df3f7bfc3451df8ca550c", kill_on_drop: false }`
[INFO] [stdout] 81279a2e2635b041e5e042326df600522233f8c9214df3f7bfc3451df8ca550c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2a47179dcea477567c69d9ddb157b3e7e286f4efdafad5db5c99bcd4584065ae
[INFO] running `Command { std: "docker" "start" "-a" "2a47179dcea477567c69d9ddb157b3e7e286f4efdafad5db5c99bcd4584065ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling radsort v0.1.0
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling dlx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `SystemTime`
[INFO] [stdout]  --> src/main.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::{io,env, time::{SystemTime, Instant}};
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]  --> src/sudoku_gen.rs:6:42
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{seq::SliceRandom, thread_rng, Rng};
[INFO] [stdout]   |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(int_roundings)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dlx` (bin "dlx") due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2a47179dcea477567c69d9ddb157b3e7e286f4efdafad5db5c99bcd4584065ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a47179dcea477567c69d9ddb157b3e7e286f4efdafad5db5c99bcd4584065ae", kill_on_drop: false }`
[INFO] [stdout] 2a47179dcea477567c69d9ddb157b3e7e286f4efdafad5db5c99bcd4584065ae
