[INFO] cloning repository https://github.com/MikeGstefan/Sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MikeGstefan/Sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMikeGstefan%2FSudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMikeGstefan%2FSudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0bfcfda684a9a9398a7013618902b3d78aade044
[INFO] checking MikeGstefan/Sudoku against try#e117153a45c546e883c1f91d82611775fcaeffe0 for pr-146470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMikeGstefan%2FSudoku" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MikeGstefan/Sudoku
[INFO] finished tweaking git repo https://github.com/MikeGstefan/Sudoku
[INFO] tweaked toml for git repo https://github.com/MikeGstefan/Sudoku written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MikeGstefan/Sudoku on toolchain e117153a45c546e883c1f91d82611775fcaeffe0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MikeGstefan/Sudoku 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" "+e117153a45c546e883c1f91d82611775fcaeffe0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c4c3c20708735d81c2f43dc0b42c81d39f8a0f28e87c07f2347e9e98bac99f8
[INFO] running `Command { std: "docker" "start" "-a" "6c4c3c20708735d81c2f43dc0b42c81d39f8a0f28e87c07f2347e9e98bac99f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c4c3c20708735d81c2f43dc0b42c81d39f8a0f28e87c07f2347e9e98bac99f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c4c3c20708735d81c2f43dc0b42c81d39f8a0f28e87c07f2347e9e98bac99f8", kill_on_drop: false }`
[INFO] [stdout] 6c4c3c20708735d81c2f43dc0b42c81d39f8a0f28e87c07f2347e9e98bac99f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3db31ce3efd72d8ad57f4d1225adf9dddb43b177eb7f4bafeda1477f9818499
[INFO] running `Command { std: "docker" "start" "-a" "c3db31ce3efd72d8ad57f4d1225adf9dddb43b177eb7f4bafeda1477f9818499", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `board::Board`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use board::Board;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Cell`
[INFO] [stdout]  --> src/board.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::cell::{self, Cell};
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cell` is never constructed
[INFO] [stdout]  --> src/cell.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Cell{
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/cell.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Cell{
[INFO] [stdout]   | --------- associated function in this implementation
[INFO] [stdout] 9 |     pub fn new() -> Cell{
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Board` is never constructed
[INFO] [stdout]  --> src/board.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Board{
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/board.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Board{
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 13 |     pub fn new() -> Board{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `board::Board`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use board::Board;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Cell`
[INFO] [stdout]  --> src/board.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::cell::{self, Cell};
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cell` is never constructed
[INFO] [stdout]  --> src/cell.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Cell{
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/cell.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Cell{
[INFO] [stdout]   | --------- associated function in this implementation
[INFO] [stdout] 9 |     pub fn new() -> Cell{
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Board` is never constructed
[INFO] [stdout]  --> src/board.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Board{
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/board.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Board{
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 13 |     pub fn new() -> Board{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 44s
[INFO] running `Command { std: "docker" "inspect" "c3db31ce3efd72d8ad57f4d1225adf9dddb43b177eb7f4bafeda1477f9818499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3db31ce3efd72d8ad57f4d1225adf9dddb43b177eb7f4bafeda1477f9818499", kill_on_drop: false }`
[INFO] [stdout] c3db31ce3efd72d8ad57f4d1225adf9dddb43b177eb7f4bafeda1477f9818499
