[INFO] updating cached repository https://github.com/mehrati/sudoku_solution [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] bb2eb0dcd28e23f5db86f27940fba6aaf653308a [INFO] testing mehrati/sudoku_solution against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehrati%2Fsudoku_solution" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mehrati/sudoku_solution on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/mehrati/sudoku_solution [INFO] finished tweaking git repo https://github.com/mehrati/sudoku_solution [INFO] tweaked toml for git repo https://github.com/mehrati/sudoku_solution written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/mehrati/sudoku_solution already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 651e87bd788648638d7009e92597fcb6f39fdcff18b6a59e584e686937a0f1f9 [INFO] running `"docker" "start" "-a" "651e87bd788648638d7009e92597fcb6f39fdcff18b6a59e584e686937a0f1f9"` [INFO] [stderr] Compiling sudoku_solution v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: type `cell` should have an upper camel case name [INFO] [stderr] --> src/main.rs:10:6 [INFO] [stderr] | [INFO] [stderr] 10 | type cell = Cell; [INFO] [stderr] | ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Cell` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:107:41 [INFO] [stderr] | [INFO] [stderr] 107 | Err(e) => panic!("problem {}",e.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:111:13 [INFO] [stderr] | [INFO] [stderr] 111 | Err(e) => panic!("err"), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `arr` [INFO] [stderr] --> src/main.rs:117:9 [INFO] [stderr] | [INFO] [stderr] 117 | let mut arr:[[i32;9];9]= [[0;9];9]; [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arr` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:117:9 [INFO] [stderr] | [INFO] [stderr] 117 | let mut arr:[[i32;9];9]= [[0;9];9]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.26s [INFO] running `"docker" "inspect" "651e87bd788648638d7009e92597fcb6f39fdcff18b6a59e584e686937a0f1f9"` [INFO] running `"docker" "rm" "-f" "651e87bd788648638d7009e92597fcb6f39fdcff18b6a59e584e686937a0f1f9"` [INFO] [stdout] 651e87bd788648638d7009e92597fcb6f39fdcff18b6a59e584e686937a0f1f9 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 012e5bc650fbce40a160658a10e00b51c2a9d1a21d2dcf856c0415b569573eb1 [INFO] running `"docker" "start" "-a" "012e5bc650fbce40a160658a10e00b51c2a9d1a21d2dcf856c0415b569573eb1"` [INFO] [stderr] Compiling sudoku_solution v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: type `cell` should have an upper camel case name [INFO] [stderr] --> src/main.rs:10:6 [INFO] [stderr] | [INFO] [stderr] 10 | type cell = Cell; [INFO] [stderr] | ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Cell` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:107:41 [INFO] [stderr] | [INFO] [stderr] 107 | Err(e) => panic!("problem {}",e.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:111:13 [INFO] [stderr] | [INFO] [stderr] 111 | Err(e) => panic!("err"), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `arr` [INFO] [stderr] --> src/main.rs:117:9 [INFO] [stderr] | [INFO] [stderr] 117 | let mut arr:[[i32;9];9]= [[0;9];9]; [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arr` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:117:9 [INFO] [stderr] | [INFO] [stderr] 117 | let mut arr:[[i32;9];9]= [[0;9];9]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `"docker" "inspect" "012e5bc650fbce40a160658a10e00b51c2a9d1a21d2dcf856c0415b569573eb1"` [INFO] running `"docker" "rm" "-f" "012e5bc650fbce40a160658a10e00b51c2a9d1a21d2dcf856c0415b569573eb1"` [INFO] [stdout] 012e5bc650fbce40a160658a10e00b51c2a9d1a21d2dcf856c0415b569573eb1 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"` [INFO] [stdout] 412f81303cff20413c6ebb3d34f9239a45147cc6a1df4f490970786d096536be [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "412f81303cff20413c6ebb3d34f9239a45147cc6a1df4f490970786d096536be"` [INFO] [stderr] warning: type `cell` should have an upper camel case name [INFO] [stderr] --> src/main.rs:10:6 [INFO] [stderr] | [INFO] [stderr] 10 | type cell = Cell; [INFO] [stderr] | ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Cell` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:107:41 [INFO] [stderr] | [INFO] [stderr] 107 | Err(e) => panic!("problem {}",e.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:111:13 [INFO] [stderr] | [INFO] [stderr] 111 | Err(e) => panic!("err"), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `arr` [INFO] [stderr] --> src/main.rs:117:9 [INFO] [stderr] | [INFO] [stderr] 117 | let mut arr:[[i32;9];9]= [[0;9];9]; [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arr` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:117:9 [INFO] [stderr] | [INFO] [stderr] 117 | let mut arr:[[i32;9];9]= [[0;9];9]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/sudoku_solution-638b44289b5378a2 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "412f81303cff20413c6ebb3d34f9239a45147cc6a1df4f490970786d096536be"` [INFO] running `"docker" "rm" "-f" "412f81303cff20413c6ebb3d34f9239a45147cc6a1df4f490970786d096536be"` [INFO] [stdout] 412f81303cff20413c6ebb3d34f9239a45147cc6a1df4f490970786d096536be