[INFO] cloning repository https://github.com/hegde-atri/rust_practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hegde-atri/rust_practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhegde-atri%2Frust_practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhegde-atri%2Frust_practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db9291cba66d96216e22386e399989cf6c036636
[INFO] testing hegde-atri/rust_practice against 1.84.0 for beta-1.85-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhegde-atri%2Frust_practice" "/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/hegde-atri/rust_practice on toolchain 1.84.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.84.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hegde-atri/rust_practice
[INFO] finished tweaking git repo https://github.com/hegde-atri/rust_practice
[INFO] tweaked toml for git repo https://github.com/hegde-atri/rust_practice written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hegde-atri/rust_practice 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" "+1.84.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24267d6937e6788c4b7030f2b0f6e20b43bc5398fe87a2a3d057225de5282d57
[INFO] running `Command { std: "docker" "start" "-a" "24267d6937e6788c4b7030f2b0f6e20b43bc5398fe87a2a3d057225de5282d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24267d6937e6788c4b7030f2b0f6e20b43bc5398fe87a2a3d057225de5282d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24267d6937e6788c4b7030f2b0f6e20b43bc5398fe87a2a3d057225de5282d57", kill_on_drop: false }`
[INFO] [stdout] 24267d6937e6788c4b7030f2b0f6e20b43bc5398fe87a2a3d057225de5282d57
[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=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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b892377c2e0a5d6f7a93aa9a99b963616c740e3d627c876ab30162913092c7af
[INFO] running `Command { std: "docker" "start" "-a" "b892377c2e0a5d6f7a93aa9a99b963616c740e3d627c876ab30162913092c7af", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling itoa v1.0.5
[INFO] [stderr]    Compiling median_two_sorted_arrays v0.1.0 (/opt/rustwide/workdir/leetcode/median_two_sorted_arrays)
[INFO] [stderr]    Compiling merge_two_sorted_lists_22 v0.1.0 (/opt/rustwide/workdir/leetcode/merge_two_sorted_lists_22)
[INFO] [stderr]    Compiling valid_parentheses v0.1.0 (/opt/rustwide/workdir/leetcode/valid_parentheses)
[INFO] [stderr]    Compiling pow v0.1.0 (/opt/rustwide/workdir/leetcode/pow)
[INFO] [stderr]    Compiling merge_k_sorted_lists_23 v0.1.0 (/opt/rustwide/workdir/leetcode/merge_k_sorted_lists_23)
[INFO] [stderr]    Compiling longest_unique_substring v0.1.0 (/opt/rustwide/workdir/leetcode/longest_unique_substring)
[INFO] [stderr]    Compiling atoi v0.1.0 (/opt/rustwide/workdir/leetcode/atoi)
[INFO] [stderr]    Compiling two_sum v0.1.0 (/opt/rustwide/workdir/leetcode/two_sum)
[INFO] [stderr]    Compiling add_two_numbers v0.1.0 (/opt/rustwide/workdir/leetcode/add_two_numbers)
[INFO] [stderr]    Compiling jug_search_com1005 v0.1.0 (/opt/rustwide/workdir/general/jug_search_com1005)
[INFO] [stderr]    Compiling sorting v0.1.0 (/opt/rustwide/workdir/general/sorting)
[INFO] [stderr]    Compiling reverse_integer v0.1.0 (/opt/rustwide/workdir/leetcode/reverse_integer)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> leetcode/merge_two_sorted_lists_22/src/main.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 10 |     #[inline]
[INFO] [stdout] 11 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `least`
[INFO] [stdout]   --> leetcode/merge_k_sorted_lists_23/src/main.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let mut least: i32;
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_least`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lists`
[INFO] [stdout]   --> leetcode/merge_k_sorted_lists_23/src/main.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn merge_k_lists(lists: Vec<Option<Box<ListNode>>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_lists`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> leetcode/merge_k_sorted_lists_23/src/main.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 10 |     #[inline]
[INFO] [stdout] 11 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `helper` is never used
[INFO] [stdout]   --> leetcode/merge_k_sorted_lists_23/src/main.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |         fn helper() -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling palindrome_number v0.1.0 (/opt/rustwide/workdir/leetcode/palindrome_number)
[INFO] [stderr]    Compiling container_with_most_water v0.1.0 (/opt/rustwide/workdir/leetcode/container_with_most_water)
[INFO] [stderr]    Compiling longest_common_prefix v0.1.0 (/opt/rustwide/workdir/leetcode/longest_common_prefix)
[INFO] [stderr]    Compiling generate_parentheses_22 v0.1.0 (/opt/rustwide/workdir/leetcode/generate_parentheses_22)
[INFO] [stderr]    Compiling num-format v0.4.4
[INFO] [stderr]    Compiling getrandom v0.2.8
[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 calculate_pi v0.1.0 (/opt/rustwide/workdir/general/calculate_pi)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.54s
[INFO] running `Command { std: "docker" "inspect" "b892377c2e0a5d6f7a93aa9a99b963616c740e3d627c876ab30162913092c7af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b892377c2e0a5d6f7a93aa9a99b963616c740e3d627c876ab30162913092c7af", kill_on_drop: false }`
[INFO] [stdout] b892377c2e0a5d6f7a93aa9a99b963616c740e3d627c876ab30162913092c7af
[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=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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 300560029e91802c91e37b4e1471cee3eab49287ffeed0933b475a3e03160a48
[INFO] running `Command { std: "docker" "start" "-a" "300560029e91802c91e37b4e1471cee3eab49287ffeed0933b475a3e03160a48", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling reverse_integer v0.1.0 (/opt/rustwide/workdir/leetcode/reverse_integer)
[INFO] [stderr]    Compiling jug_search_com1005 v0.1.0 (/opt/rustwide/workdir/general/jug_search_com1005)
[INFO] [stderr]    Compiling valid_parentheses v0.1.0 (/opt/rustwide/workdir/leetcode/valid_parentheses)
[INFO] [stderr]    Compiling merge_k_sorted_lists_23 v0.1.0 (/opt/rustwide/workdir/leetcode/merge_k_sorted_lists_23)
[INFO] [stderr]    Compiling merge_two_sorted_lists_22 v0.1.0 (/opt/rustwide/workdir/leetcode/merge_two_sorted_lists_22)
[INFO] [stderr]    Compiling sorting v0.1.0 (/opt/rustwide/workdir/general/sorting)
[INFO] [stderr]    Compiling median_two_sorted_arrays v0.1.0 (/opt/rustwide/workdir/leetcode/median_two_sorted_arrays)
[INFO] [stderr]    Compiling atoi v0.1.0 (/opt/rustwide/workdir/leetcode/atoi)
[INFO] [stderr]    Compiling longest_unique_substring v0.1.0 (/opt/rustwide/workdir/leetcode/longest_unique_substring)
[INFO] [stderr]    Compiling add_two_numbers v0.1.0 (/opt/rustwide/workdir/leetcode/add_two_numbers)
[INFO] [stderr]    Compiling generate_parentheses_22 v0.1.0 (/opt/rustwide/workdir/leetcode/generate_parentheses_22)
[INFO] [stderr]    Compiling container_with_most_water v0.1.0 (/opt/rustwide/workdir/leetcode/container_with_most_water)
[INFO] [stderr]    Compiling longest_common_prefix v0.1.0 (/opt/rustwide/workdir/leetcode/longest_common_prefix)
[INFO] [stderr]    Compiling palindrome_number v0.1.0 (/opt/rustwide/workdir/leetcode/palindrome_number)
[INFO] [stderr]    Compiling pow v0.1.0 (/opt/rustwide/workdir/leetcode/pow)
[INFO] [stderr]    Compiling calculate_pi v0.1.0 (/opt/rustwide/workdir/general/calculate_pi)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> leetcode/merge_two_sorted_lists_22/src/main.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> leetcode/merge_k_sorted_lists_23/src/main.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> leetcode/merge_two_sorted_lists_22/src/main.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 10 |     #[inline]
[INFO] [stdout] 11 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `least`
[INFO] [stdout]   --> leetcode/merge_k_sorted_lists_23/src/main.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let mut least: i32;
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_least`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lists`
[INFO] [stdout]   --> leetcode/merge_k_sorted_lists_23/src/main.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn merge_k_lists(lists: Vec<Option<Box<ListNode>>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_lists`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> leetcode/merge_k_sorted_lists_23/src/main.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 10 |     #[inline]
[INFO] [stdout] 11 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `helper` is never used
[INFO] [stdout]   --> leetcode/merge_k_sorted_lists_23/src/main.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |         fn helper() -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling two_sum v0.1.0 (/opt/rustwide/workdir/leetcode/two_sum)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "300560029e91802c91e37b4e1471cee3eab49287ffeed0933b475a3e03160a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "300560029e91802c91e37b4e1471cee3eab49287ffeed0933b475a3e03160a48", kill_on_drop: false }`
[INFO] [stdout] 300560029e91802c91e37b4e1471cee3eab49287ffeed0933b475a3e03160a48
[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=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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6d4792a28bd779c11d2a9a48bcaad2b0a9b7408c816861233e63f410bf7e7e9d
[INFO] running `Command { std: "docker" "start" "-a" "6d4792a28bd779c11d2a9a48bcaad2b0a9b7408c816861233e63f410bf7e7e9d", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> leetcode/merge_k_sorted_lists_23/src/main.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `least`
[INFO] [stderr]   --> leetcode/merge_k_sorted_lists_23/src/main.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let mut least: i32;
[INFO] [stderr]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_least`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lists`
[INFO] [stderr]   --> leetcode/merge_k_sorted_lists_23/src/main.rs:18:26
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn merge_k_lists(lists: Vec<Option<Box<ListNode>>>) -> Option<Box<ListNode>> {
[INFO] [stderr]    |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_lists`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> leetcode/merge_k_sorted_lists_23/src/main.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 9  | impl ListNode {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 10 |     #[inline]
[INFO] [stderr] 11 |     fn new(val: i32) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `helper` is never used
[INFO] [stderr]   --> leetcode/merge_k_sorted_lists_23/src/main.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |         fn helper() -> Option<Box<ListNode>> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> leetcode/merge_two_sorted_lists_22/src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> leetcode/merge_two_sorted_lists_22/src/main.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 9  | impl ListNode {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 10 |     #[inline]
[INFO] [stderr] 11 |     fn new(val: i32) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `merge_k_sorted_lists_23` (bin "merge_k_sorted_lists_23" test) generated 5 warnings (run `cargo fix --bin "merge_k_sorted_lists_23" --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `merge_two_sorted_lists_22` (bin "merge_two_sorted_lists_22" test) generated 2 warnings (run `cargo fix --bin "merge_two_sorted_lists_22" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/add_two_numbers-38502a75f0a78e1b)
[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/atoi-ce43e6cf526b9134)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::case2 ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/calculate_pi-9ab6b3ffb415344f)
[INFO] [stdout] test tests::case1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/container_with_most_water-7df8f184200e3be2)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::case1 ... ok
[INFO] [stdout] test tests::case2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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/generate_parentheses_22-36c924709dcd176b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::case1 ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/jug_search_com1005-2d642fee4708d396)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/longest_common_prefix-e9e634f8aaef198d)
[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] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/longest_unique_substring-d292bf0684fa3be0)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::case1 ... ok
[INFO] [stdout] test tests::case2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/median_two_sorted_arrays-9efe758e38b8833e)
[INFO] [stdout] test tests::case1 ... ok
[INFO] [stdout] test tests::case2 ... ok
[INFO] [stdout] test tests::case3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::case ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/merge_k_sorted_lists_23-0fed8ae4737c5d2b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::case1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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/merge_two_sorted_lists_22-451f93a132a27962)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/palindrome_number-fccb82fa93c42c44)
[INFO] [stdout] test tests::case1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::case2 ... ok
[INFO] [stdout] test tests::case1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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/pow-b9f3f228c4bb99d7)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::case2 ... ok
[INFO] [stdout] test tests::case1 ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/reverse_integer-45f36a99abdee030)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sorting-c3bceebf0d00c282)
[INFO] [stdout] test tests::case1 ... ok
[INFO] [stdout] test tests::case2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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/two_sum-6b79be956cd92d53)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/valid_parentheses-6d5f0f9a18aa2d22)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::case1 ... ok
[INFO] [stdout] test tests::case2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6d4792a28bd779c11d2a9a48bcaad2b0a9b7408c816861233e63f410bf7e7e9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d4792a28bd779c11d2a9a48bcaad2b0a9b7408c816861233e63f410bf7e7e9d", kill_on_drop: false }`
[INFO] [stdout] 6d4792a28bd779c11d2a9a48bcaad2b0a9b7408c816861233e63f410bf7e7e9d