[INFO] cloning repository https://github.com/anmol1115/Sudoku-TUI
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anmol1115/Sudoku-TUI" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanmol1115%2FSudoku-TUI", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanmol1115%2FSudoku-TUI'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7406ddbe215c4686207aa334e503e6c94990b8ab
[INFO] checking anmol1115/Sudoku-TUI against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanmol1115%2FSudoku-TUI" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anmol1115/Sudoku-TUI on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anmol1115/Sudoku-TUI
[INFO] finished tweaking git repo https://github.com/anmol1115/Sudoku-TUI
[INFO] tweaked toml for git repo https://github.com/anmol1115/Sudoku-TUI written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/anmol1115/Sudoku-TUI 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c74ee344ef4b198cf4bbda532aa5b97f61f318080b652e8d81d80d74c5b9539
[INFO] running `Command { std: "docker" "start" "-a" "3c74ee344ef4b198cf4bbda532aa5b97f61f318080b652e8d81d80d74c5b9539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c74ee344ef4b198cf4bbda532aa5b97f61f318080b652e8d81d80d74c5b9539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c74ee344ef4b198cf4bbda532aa5b97f61f318080b652e8d81d80d74c5b9539", kill_on_drop: false }`
[INFO] [stdout] 3c74ee344ef4b198cf4bbda532aa5b97f61f318080b652e8d81d80d74c5b9539
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02eecfe81fe9197839684170dafc2f1c6549cd45fcb825e4e96859c2b9fe512f
[INFO] running `Command { std: "docker" "start" "-a" "02eecfe81fe9197839684170dafc2f1c6549cd45fcb825e4e96859c2b9fe512f", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.8.8
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking signal-hook v0.3.17
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking lru v0.12.2
[INFO] [stderr]    Compiling strum_macros v0.26.1
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]    Compiling stability v0.1.1
[INFO] [stderr]     Checking strum v0.26.1
[INFO] [stderr]     Checking ratatui v0.26.1
[INFO] [stderr]     Checking sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/dataset/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/dataset/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.88s
[INFO] running `Command { std: "docker" "inspect" "02eecfe81fe9197839684170dafc2f1c6549cd45fcb825e4e96859c2b9fe512f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02eecfe81fe9197839684170dafc2f1c6549cd45fcb825e4e96859c2b9fe512f", kill_on_drop: false }`
[INFO] [stdout] 02eecfe81fe9197839684170dafc2f1c6549cd45fcb825e4e96859c2b9fe512f
[INFO] checking anmol1115/Sudoku-TUI against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanmol1115%2FSudoku-TUI" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anmol1115/Sudoku-TUI on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anmol1115/Sudoku-TUI
[INFO] finished tweaking git repo https://github.com/anmol1115/Sudoku-TUI
[INFO] tweaked toml for git repo https://github.com/anmol1115/Sudoku-TUI written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/anmol1115/Sudoku-TUI 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb1fff2e02031c8f548dc8ae63a693fc16dbf7264cf58653aac8d8b97a6c4790
[INFO] running `Command { std: "docker" "start" "-a" "cb1fff2e02031c8f548dc8ae63a693fc16dbf7264cf58653aac8d8b97a6c4790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb1fff2e02031c8f548dc8ae63a693fc16dbf7264cf58653aac8d8b97a6c4790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb1fff2e02031c8f548dc8ae63a693fc16dbf7264cf58653aac8d8b97a6c4790", kill_on_drop: false }`
[INFO] [stdout] cb1fff2e02031c8f548dc8ae63a693fc16dbf7264cf58653aac8d8b97a6c4790
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46416a39bad5ce9011acdec931fda01828caf816c3927ff82bb935cdf1aa69e5
[INFO] running `Command { std: "docker" "start" "-a" "46416a39bad5ce9011acdec931fda01828caf816c3927ff82bb935cdf1aa69e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.8.8
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking signal-hook v0.3.17
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking lru v0.12.2
[INFO] [stderr]    Compiling strum_macros v0.26.1
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]    Compiling stability v0.1.1
[INFO] [stderr]     Checking strum v0.26.1
[INFO] [stderr]     Checking ratatui v0.26.1
[INFO] [stderr]     Checking sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/dataset/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/dataset/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.08s
[INFO] running `Command { std: "docker" "inspect" "46416a39bad5ce9011acdec931fda01828caf816c3927ff82bb935cdf1aa69e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46416a39bad5ce9011acdec931fda01828caf816c3927ff82bb935cdf1aa69e5", kill_on_drop: false }`
[INFO] [stdout] 46416a39bad5ce9011acdec931fda01828caf816c3927ff82bb935cdf1aa69e5