[INFO] cloning repository https://github.com/ciuncan/hackerrank-solutions [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ciuncan/hackerrank-solutions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fciuncan%2Fhackerrank-solutions", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fciuncan%2Fhackerrank-solutions'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dea775eb9113286f0ccbc4361c27acc5af9a483e [INFO] testing ciuncan/hackerrank-solutions against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fciuncan%2Fhackerrank-solutions" "/workspace/builds/worker-20/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ciuncan/hackerrank-solutions on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ciuncan/hackerrank-solutions [INFO] finished tweaking git repo https://github.com/ciuncan/hackerrank-solutions [INFO] tweaked toml for git repo https://github.com/ciuncan/hackerrank-solutions written to /workspace/builds/worker-20/source/Cargo.toml [INFO] crate git repo https://github.com/ciuncan/hackerrank-solutions already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7f961999ba136b35a0c2213ab3e468e45fe7f07300b475c5eb91fa5d483872cc [INFO] running `Command { std: "docker" "start" "-a" "7f961999ba136b35a0c2213ab3e468e45fe7f07300b475c5eb91fa5d483872cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7f961999ba136b35a0c2213ab3e468e45fe7f07300b475c5eb91fa5d483872cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f961999ba136b35a0c2213ab3e468e45fe7f07300b475c5eb91fa5d483872cc", kill_on_drop: false }` [INFO] [stdout] 7f961999ba136b35a0c2213ab3e468e45fe7f07300b475c5eb91fa5d483872cc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 44f3ae731725867c855a9aad83b8bf67b00422953d429b655a8932ad8a2f5c7b [INFO] running `Command { std: "docker" "start" "-a" "44f3ae731725867c855a9aad83b8bf67b00422953d429b655a8932ad8a2f5c7b", kill_on_drop: false }` [INFO] [stderr] Compiling hackerrank-solutions v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:16:36 [INFO] [stdout] | [INFO] [stdout] 16 | .unwrap_or_else(|_| panic!(message.unwrap_or("Line expected!"))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 16 | .unwrap_or_else(|_| panic!("{}", message.unwrap_or("Line expected!"))); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `bribe_count` [INFO] [stdout] --> src/arrays/new_year_chaos/mod.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | bribe_count: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `QueueState` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/arrays/new_year_chaos/mod.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Clone, Debug)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/arrays/two_d_array/mod.rs:23:20 [INFO] [stdout] | [INFO] [stdout] 23 | panic!(format!( [INFO] [stdout] | ____________________^ [INFO] [stdout] 24 | | "Hourglass at {:}, {:} is undefined for matrix {:}x{:}!", [INFO] [stdout] 25 | | i, j, w, h [INFO] [stdout] 26 | | )); [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 23 ~ panic!( [INFO] [stdout] 24 | "Hourglass at {:}, {:} is undefined for matrix {:}x{:}!", [INFO] [stdout] 25 | i, j, w, h [INFO] [stdout] 26 ~ ); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:16:36 [INFO] [stdout] | [INFO] [stdout] 16 | .unwrap_or_else(|_| panic!(message.unwrap_or("Line expected!"))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 16 | .unwrap_or_else(|_| panic!("{}", message.unwrap_or("Line expected!"))); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.58s [INFO] running `Command { std: "docker" "inspect" "44f3ae731725867c855a9aad83b8bf67b00422953d429b655a8932ad8a2f5c7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44f3ae731725867c855a9aad83b8bf67b00422953d429b655a8932ad8a2f5c7b", kill_on_drop: false }` [INFO] [stdout] 44f3ae731725867c855a9aad83b8bf67b00422953d429b655a8932ad8a2f5c7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1abbea6d6456b808968e14f2c9c25e8eedf7a5237d683167fa491fee0f0e5f71 [INFO] running `Command { std: "docker" "start" "-a" "1abbea6d6456b808968e14f2c9c25e8eedf7a5237d683167fa491fee0f0e5f71", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:16:36 [INFO] [stdout] | [INFO] [stdout] 16 | .unwrap_or_else(|_| panic!(message.unwrap_or("Line expected!"))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 16 | .unwrap_or_else(|_| panic!("{}", message.unwrap_or("Line expected!"))); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling hackerrank-solutions v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:16:36 [INFO] [stdout] | [INFO] [stdout] 16 | .unwrap_or_else(|_| panic!(message.unwrap_or("Line expected!"))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 16 | .unwrap_or_else(|_| panic!("{}", message.unwrap_or("Line expected!"))); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `bribe_count` [INFO] [stdout] --> src/arrays/new_year_chaos/mod.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | bribe_count: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `QueueState` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/arrays/new_year_chaos/mod.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Clone, Debug)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/arrays/two_d_array/mod.rs:23:20 [INFO] [stdout] | [INFO] [stdout] 23 | panic!(format!( [INFO] [stdout] | ____________________^ [INFO] [stdout] 24 | | "Hourglass at {:}, {:} is undefined for matrix {:}x{:}!", [INFO] [stdout] 25 | | i, j, w, h [INFO] [stdout] 26 | | )); [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 23 ~ panic!( [INFO] [stdout] 24 | "Hourglass at {:}, {:} is undefined for matrix {:}x{:}!", [INFO] [stdout] 25 | i, j, w, h [INFO] [stdout] 26 ~ ); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:16:36 [INFO] [stdout] | [INFO] [stdout] 16 | .unwrap_or_else(|_| panic!(message.unwrap_or("Line expected!"))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 16 | .unwrap_or_else(|_| panic!("{}", message.unwrap_or("Line expected!"))); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 18.58s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/hackerrank_solutions-9e2c4cdb1aa0cda7) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/hackerrank_solutions-ecef595493cc9e67) [INFO] running `Command { std: "docker" "inspect" "1abbea6d6456b808968e14f2c9c25e8eedf7a5237d683167fa491fee0f0e5f71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1abbea6d6456b808968e14f2c9c25e8eedf7a5237d683167fa491fee0f0e5f71", kill_on_drop: false }` [INFO] [stdout] 1abbea6d6456b808968e14f2c9c25e8eedf7a5237d683167fa491fee0f0e5f71 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 21e1a15ec2f34a317a9d6ed4dc59809aa071194304b4f39b92bb0973a69c94e9 [INFO] running `Command { std: "docker" "start" "-a" "21e1a15ec2f34a317a9d6ed4dc59809aa071194304b4f39b92bb0973a69c94e9", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/lib.rs:16:36 [INFO] [stderr] | [INFO] [stderr] 16 | .unwrap_or_else(|_| panic!(message.unwrap_or("Line expected!"))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 16 | .unwrap_or_else(|_| panic!("{}", message.unwrap_or("Line expected!"))); [INFO] [stderr] | +++++ [INFO] [stderr] [INFO] [stderr] warning: `hackerrank-solutions` (lib) generated 1 warning [INFO] [stderr] warning: field is never read: `bribe_count` [INFO] [stderr] --> src/arrays/new_year_chaos/mod.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | bribe_count: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `QueueState` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/arrays/new_year_chaos/mod.rs:26:10 [INFO] [stderr] | [INFO] [stderr] 26 | #[derive(Clone, Debug)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/arrays/two_d_array/mod.rs:23:20 [INFO] [stderr] | [INFO] [stderr] 23 | panic!(format!( [INFO] [stderr] | ____________________^ [INFO] [stderr] 24 | | "Hourglass at {:}, {:} is undefined for matrix {:}x{:}!", [INFO] [stderr] 25 | | i, j, w, h [INFO] [stderr] 26 | | )); [INFO] [stderr] | |_____________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 23 ~ panic!( [INFO] [stderr] 24 | "Hourglass at {:}, {:} is undefined for matrix {:}x{:}!", [INFO] [stderr] 25 | i, j, w, h [INFO] [stderr] 26 ~ ); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/lib.rs:16:36 [INFO] [stderr] | [INFO] [stderr] 16 | .unwrap_or_else(|_| panic!(message.unwrap_or("Line expected!"))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 16 | .unwrap_or_else(|_| panic!("{}", message.unwrap_or("Line expected!"))); [INFO] [stderr] | +++++ [INFO] [stderr] [INFO] [stderr] warning: `hackerrank-solutions` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: `hackerrank-solutions` (bin "hackerrank-solutions" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.44s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hackerrank_solutions-9e2c4cdb1aa0cda7) [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hackerrank_solutions-ecef595493cc9e67) [INFO] [stdout] [INFO] [stdout] running 24 tests [INFO] [stdout] test arrays::left_rotation::tests::sample_case ... ok [INFO] [stdout] test arrays::minimum_swaps_two::tests::minimum_swap_count_sample1 ... ok [INFO] [stdout] test arrays::minimum_swaps_two::tests::minimum_swap_count_sample2 ... ok [INFO] [stdout] test arrays::new_year_chaos::tests::min_bribe_count_empty ... ok [INFO] [stdout] test arrays::new_year_chaos::tests::min_bribe_count_sample ... ok [INFO] [stdout] test arrays::new_year_chaos::tests::min_bribe_count_ordered ... ok [INFO] [stdout] test arrays::new_year_chaos::tests::min_bribe_count_too_chaotic ... ok [INFO] [stdout] test arrays::new_year_chaos::tests::min_bribe_count_single_bribe ... ok [INFO] [stdout] test arrays::two_d_array::tests::matrix_hourglass_sample1 ... ok [INFO] [stdout] test arrays::two_d_array::tests::matrix_hourglass_sample2 ... ok [INFO] [stdout] test arrays::two_d_array::tests::matrix_hourglass_simple ... ok [INFO] [stdout] test other::tree_arrangement::test::test_input_421 ... ok [INFO] [stdout] test warmup_challenges::counting_valleys::tests::walk_valley_count_single ... ok [INFO] [stdout] test warmup_challenges::counting_valleys::tests::walk_with_less_than_2_steps_produce_empty ... ok [INFO] [stdout] test warmup_challenges::counting_valleys::tests::walk_with_2_steps_should_create_initial_state ... ok [INFO] [stdout] test warmup_challenges::counting_valleys::tests::walk_with_series_of_directions ... ok [INFO] [stdout] test warmup_challenges::counting_valleys::tests::walk_without_steps_produce_empty ... ok [INFO] [stdout] test warmup_challenges::jumping_on_the_clouds::tests::cumulus_run_length ... ok [INFO] [stdout] test warmup_challenges::jumping_on_the_clouds::tests::min_jump_count_test ... ok [INFO] [stdout] test warmup_challenges::repeated_string::tests::first_example ... ok [INFO] [stdout] test warmup_challenges::repeated_string::tests::second_example ... ok [INFO] [stdout] test warmup_challenges::jumping_on_the_clouds::tests::min_jump_required_for ... ok [INFO] [stdout] test warmup_challenges::sock_merchant::tests::check_100_numbers_input ... ok [INFO] [stdout] test warmup_challenges::jumping_on_the_clouds::tests::failed_test_case ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests hackerrank-solutions [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "21e1a15ec2f34a317a9d6ed4dc59809aa071194304b4f39b92bb0973a69c94e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21e1a15ec2f34a317a9d6ed4dc59809aa071194304b4f39b92bb0973a69c94e9", kill_on_drop: false }` [INFO] [stdout] 21e1a15ec2f34a317a9d6ed4dc59809aa071194304b4f39b92bb0973a69c94e9