[INFO] cloning repository https://github.com/jtr109/algorithm-with-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jtr109/algorithm-with-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtr109%2Falgorithm-with-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtr109%2Falgorithm-with-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea770889b300c2c8cec2d2558709f6b4ecd59354
[INFO] testing jtr109/algorithm-with-rust against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtr109%2Falgorithm-with-rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jtr109/algorithm-with-rust on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jtr109/algorithm-with-rust
[INFO] finished tweaking git repo https://github.com/jtr109/algorithm-with-rust
[INFO] tweaked toml for git repo https://github.com/jtr109/algorithm-with-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/jtr109/algorithm-with-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3d6a9bfdfe15ce8879d3121d29550a97aaa518acf34cb33019b139bdd1de0c7
[INFO] running `Command { std: "docker" "start" "-a" "d3d6a9bfdfe15ce8879d3121d29550a97aaa518acf34cb33019b139bdd1de0c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3d6a9bfdfe15ce8879d3121d29550a97aaa518acf34cb33019b139bdd1de0c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3d6a9bfdfe15ce8879d3121d29550a97aaa518acf34cb33019b139bdd1de0c7", kill_on_drop: false }`
[INFO] [stdout] d3d6a9bfdfe15ce8879d3121d29550a97aaa518acf34cb33019b139bdd1de0c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a65e2e12b4d41bafc1b060e4fd09dd0f951f43425b9e82535d1ed44581ef0799
[INFO] running `Command { std: "docker" "start" "-a" "a65e2e12b4d41bafc1b060e4fd09dd0f951f43425b9e82535d1ed44581ef0799", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/edge_weighted_graph.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn new(v: usize, w: usize, weight: usize) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "a65e2e12b4d41bafc1b060e4fd09dd0f951f43425b9e82535d1ed44581ef0799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a65e2e12b4d41bafc1b060e4fd09dd0f951f43425b9e82535d1ed44581ef0799", kill_on_drop: false }`
[INFO] [stdout] a65e2e12b4d41bafc1b060e4fd09dd0f951f43425b9e82535d1ed44581ef0799
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e20e6a1c001c9e437b7c2d32e7715ff612ff8b0d9a1aae060c7d747ee4110fa0
[INFO] running `Command { std: "docker" "start" "-a" "e20e6a1c001c9e437b7c2d32e7715ff612ff8b0d9a1aae060c7d747ee4110fa0", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/edge_weighted_graph.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn new(v: usize, w: usize, weight: usize) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/edge_weighted_graph.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn new(v: usize, w: usize, weight: usize) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_quick_sort`
[INFO] [stdout]    --> src/sort.rs:230:8
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn test_quick_sort() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.53s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e20e6a1c001c9e437b7c2d32e7715ff612ff8b0d9a1aae060c7d747ee4110fa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e20e6a1c001c9e437b7c2d32e7715ff612ff8b0d9a1aae060c7d747ee4110fa0", kill_on_drop: false }`
[INFO] [stdout] e20e6a1c001c9e437b7c2d32e7715ff612ff8b0d9a1aae060c7d747ee4110fa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 39be92d59eb891fddb37165977834ed943d793c6e9b911e0263aeaeda9997f9d
[INFO] running `Command { std: "docker" "start" "-a" "39be92d59eb891fddb37165977834ed943d793c6e9b911e0263aeaeda9997f9d", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/edge_weighted_graph.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn new(v: usize, w: usize, weight: usize) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/edge_weighted_graph.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn new(v: usize, w: usize, weight: usize) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_quick_sort`
[INFO] [stderr]    --> src/sort.rs:230:8
[INFO] [stderr]     |
[INFO] [stderr] 230 |     fn test_quick_sort() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/algorithms-ae39a05e16873e0c)
[INFO] [stdout] running 23 tests
[INFO] [stdout] test binary_search_tree::test::test_put_and_get ... ok
[INFO] [stdout] test horner::test::it_works ... ok
[INFO] [stdout] test max_pq::test::test_insert_first_element ... ok
[INFO] [stdout] test max_pq::test::test_skin ... ok
[INFO] [stdout] test max_pq::test::test_swim_on_odd_index ... ok
[INFO] [stdout] test max_pq::test::test_insert_element ... ok
[INFO] [stdout] test max_pq::test::test_delete_max ... ok
[INFO] [stdout] test stack::test::basic ... ok
[INFO] [stdout] test min_pq::test::correct_min ... ok
[INFO] [stdout] test binary_search_tree::test::test_min_and_max ... ok
[INFO] [stdout] test union_find::test::basic ... ok
[INFO] [stdout] test violent_substring_search::test::it_works ... ok
[INFO] [stdout] test queue::test::basic ... ok
[INFO] [stdout] test boyer_moore::test::is_works ... ok
[INFO] [stdout] test max_pq::test::test_swim_on_even_index ... ok
[INFO] [stdout] test sort::test::test_shell_sort ... ok
[INFO] [stdout] test sort::test::test_merge ... ok
[INFO] [stdout] test sort::test::test_merge_bu_sort ... ok
[INFO] [stdout] test sort::test::test_pq_sort ... ok
[INFO] [stdout] test sort::test::test_merge_sort ... ok
[INFO] [stdout] test lsd::test::sort_as_expected ... ok
[INFO] [stdout] test sort::test::test_selection_sort ... ok
[INFO] [stderr]    Doc-tests algorithms
[INFO] [stdout] test sort::test::test_insertion_sort ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[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] running `Command { std: "docker" "inspect" "39be92d59eb891fddb37165977834ed943d793c6e9b911e0263aeaeda9997f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39be92d59eb891fddb37165977834ed943d793c6e9b911e0263aeaeda9997f9d", kill_on_drop: false }`
[INFO] [stdout] 39be92d59eb891fddb37165977834ed943d793c6e9b911e0263aeaeda9997f9d