[INFO] cloning repository https://github.com/Orca-bit/LeetCodeWeekly
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Orca-bit/LeetCodeWeekly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrca-bit%2FLeetCodeWeekly", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrca-bit%2FLeetCodeWeekly'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba72950d268c8a5639fdde4e47e075537035aff0
[INFO] testing Orca-bit/LeetCodeWeekly against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrca-bit%2FLeetCodeWeekly" "/workspace/builds/worker-117/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-117/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Orca-bit/LeetCodeWeekly on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Orca-bit/LeetCodeWeekly
[INFO] finished tweaking git repo https://github.com/Orca-bit/LeetCodeWeekly
[INFO] tweaked toml for git repo https://github.com/Orca-bit/LeetCodeWeekly written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] crate git repo https://github.com/Orca-bit/LeetCodeWeekly already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c589116283a12166fe2926a291f69a758bf7498811dc25148e095ae8f820607
[INFO] running `Command { std: "docker" "start" "-a" "5c589116283a12166fe2926a291f69a758bf7498811dc25148e095ae8f820607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c589116283a12166fe2926a291f69a758bf7498811dc25148e095ae8f820607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c589116283a12166fe2926a291f69a758bf7498811dc25148e095ae8f820607", kill_on_drop: false }`
[INFO] [stdout] 5c589116283a12166fe2926a291f69a758bf7498811dc25148e095ae8f820607
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6c156b7b427f47bd02cc64d3788d5c0dd2e1afaae48957ce970c9a338b7275c
[INFO] running `Command { std: "docker" "start" "-a" "b6c156b7b427f47bd02cc64d3788d5c0dd2e1afaae48957ce970c9a338b7275c", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode_weekly v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `prev_rooms`
[INFO] [stdout]   --> src/weekly/_247_2021_06_27.rs:50:32
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn ways_to_build_rooms(prev_rooms: Vec<i32>) -> i32 {
[INFO] [stdout]    |                                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prev_rooms`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/double_weekly/_55_2021_06_26.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_be_increasing`
[INFO] [stdout]  --> src/double_weekly/_55_2021_06_26.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub fn can_be_increasing(nums: Vec<i32>) -> bool {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_occurrences`
[INFO] [stdout]   --> src/double_weekly/_55_2021_06_26.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn remove_occurrences(s: String, part: String) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_alternating_sum`
[INFO] [stdout]   --> src/double_weekly/_55_2021_06_26.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn max_alternating_sum(nums: Vec<i32>) -> i64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `largest_odd_number`
[INFO] [stdout]  --> src/weekly/_246_2021_06_20.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn largest_odd_number(num: String) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `number_of_rounds`
[INFO] [stdout]   --> src/weekly/_246_2021_06_20.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn number_of_rounds(start_time: String, finish_time: String) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_sub_islands`
[INFO] [stdout]   --> src/weekly/_246_2021_06_20.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn count_sub_islands(grid1: Vec<Vec<i32>>, mut grid2: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `process`
[INFO] [stdout]   --> src/weekly/_246_2021_06_20.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn process(
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_min_difference`
[INFO] [stdout]   --> src/weekly/_246_2021_06_20.rs:98:4
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn find_min_difference(nums: Vec<i32>, queries: Vec<Vec<i32>>) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/weekly/_247_2021_06_27.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_product_difference`
[INFO] [stdout]  --> src/weekly/_247_2021_06_27.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub fn max_product_difference(mut nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `wonderful_substrings`
[INFO] [stdout]   --> src/weekly/_247_2021_06_27.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn wonderful_substrings(word: String) -> i64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `wonderful_substrings_1`
[INFO] [stdout]   --> src/weekly/_247_2021_06_27.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn wonderful_substrings_1(word: String) -> i64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ways_to_build_rooms`
[INFO] [stdout]   --> src/weekly/_247_2021_06_27.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn ways_to_build_rooms(prev_rooms: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/weekly/_248_2021_07_04.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `build_array`
[INFO] [stdout]  --> src/weekly/_248_2021_07_04.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn build_array(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `eliminate_maximum`
[INFO] [stdout]   --> src/weekly/_248_2021_07_04.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn eliminate_maximum(dist: Vec<i32>, speed: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count_good_numbers`
[INFO] [stdout]   --> src/weekly/_248_2021_07_04.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn count_good_numbers(n: i64) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.83s
[INFO] running `Command { std: "docker" "inspect" "b6c156b7b427f47bd02cc64d3788d5c0dd2e1afaae48957ce970c9a338b7275c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c156b7b427f47bd02cc64d3788d5c0dd2e1afaae48957ce970c9a338b7275c", kill_on_drop: false }`
[INFO] [stdout] b6c156b7b427f47bd02cc64d3788d5c0dd2e1afaae48957ce970c9a338b7275c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a44912d7970dc573ae524c772fb04626dc95303aa13e2add15eeca880ef7e212
[INFO] running `Command { std: "docker" "start" "-a" "a44912d7970dc573ae524c772fb04626dc95303aa13e2add15eeca880ef7e212", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling leetcode_weekly v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `prev_rooms`
[INFO] [stdout]   --> src/weekly/_247_2021_06_27.rs:50:32
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn ways_to_build_rooms(prev_rooms: Vec<i32>) -> i32 {
[INFO] [stdout]    |                                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prev_rooms`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ways_to_build_rooms`
[INFO] [stdout]   --> src/weekly/_247_2021_06_27.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn ways_to_build_rooms(prev_rooms: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.61s
[INFO] running `Command { std: "docker" "inspect" "a44912d7970dc573ae524c772fb04626dc95303aa13e2add15eeca880ef7e212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a44912d7970dc573ae524c772fb04626dc95303aa13e2add15eeca880ef7e212", kill_on_drop: false }`
[INFO] [stdout] a44912d7970dc573ae524c772fb04626dc95303aa13e2add15eeca880ef7e212
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c3699e7d29e706fd5574fa4d908937251d6293560c0985426fa2cec08217cec0
[INFO] running `Command { std: "docker" "start" "-a" "c3699e7d29e706fd5574fa4d908937251d6293560c0985426fa2cec08217cec0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `prev_rooms`
[INFO] [stderr]   --> src/weekly/_247_2021_06_27.rs:50:32
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn ways_to_build_rooms(prev_rooms: Vec<i32>) -> i32 {
[INFO] [stderr]    |                                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prev_rooms`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `ways_to_build_rooms`
[INFO] [stderr]   --> src/weekly/_247_2021_06_27.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn ways_to_build_rooms(prev_rooms: Vec<i32>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `leetcode_weekly` (bin "leetcode_weekly" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/leetcode_weekly-1190cff4c6046d42)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test double_weekly::_55_2021_06_26::test4 ... ok
[INFO] [stdout] test weekly::_247_2021_06_27::test ... ok
[INFO] [stdout] test weekly::_248_2021_07_04::test ... ok
[INFO] [stdout] test double_weekly::_55_2021_06_26::test2 ... ok
[INFO] [stdout] test weekly::_247_2021_06_27::test2 ... ok
[INFO] [stdout] test double_weekly::_55_2021_06_26::test1 ... ok
[INFO] [stdout] test weekly::_246_2021_06_20::test1 ... ok
[INFO] [stdout] test weekly::_246_2021_06_20::test2 ... ok
[INFO] [stdout] test weekly::_246_2021_06_20::test ... ok
[INFO] [stdout] test weekly::_246_2021_06_20::test3 ... ok
[INFO] [stdout] test double_weekly::_55_2021_06_26::test3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c3699e7d29e706fd5574fa4d908937251d6293560c0985426fa2cec08217cec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3699e7d29e706fd5574fa4d908937251d6293560c0985426fa2cec08217cec0", kill_on_drop: false }`
[INFO] [stdout] c3699e7d29e706fd5574fa4d908937251d6293560c0985426fa2cec08217cec0