[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] ac43913b0463579ee876e1230091d28d81a1c6c1
[INFO] testing jtr109/algorithm-with-rust against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtr109%2Falgorithm-with-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jtr109/algorithm-with-rust on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-0/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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e770caa2b00434b18154329d9995e6f8a8aa6a2297ffc08a370e100fb327395b
[INFO] running `Command { std: "docker" "start" "-a" "e770caa2b00434b18154329d9995e6f8a8aa6a2297ffc08a370e100fb327395b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e770caa2b00434b18154329d9995e6f8a8aa6a2297ffc08a370e100fb327395b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e770caa2b00434b18154329d9995e6f8a8aa6a2297ffc08a370e100fb327395b", kill_on_drop: false }`
[INFO] [stdout] e770caa2b00434b18154329d9995e6f8a8aa6a2297ffc08a370e100fb327395b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c26694e1039de11116060d4abc82d9678251a8d9e7f0af2dacdcc08ac1432db1
[INFO] running `Command { std: "docker" "start" "-a" "c26694e1039de11116060d4abc82d9678251a8d9e7f0af2dacdcc08ac1432db1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[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 10.08s
[INFO] running `Command { std: "docker" "inspect" "c26694e1039de11116060d4abc82d9678251a8d9e7f0af2dacdcc08ac1432db1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c26694e1039de11116060d4abc82d9678251a8d9e7f0af2dacdcc08ac1432db1", kill_on_drop: false }`
[INFO] [stdout] c26694e1039de11116060d4abc82d9678251a8d9e7f0af2dacdcc08ac1432db1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a1bc061dcb6f25760cd00aabc6e3a2c1b831c0b7d7fb64f4f0605bd385d6984b
[INFO] running `Command { std: "docker" "start" "-a" "a1bc061dcb6f25760cd00aabc6e3a2c1b831c0b7d7fb64f4f0605bd385d6984b", 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] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "a1bc061dcb6f25760cd00aabc6e3a2c1b831c0b7d7fb64f4f0605bd385d6984b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1bc061dcb6f25760cd00aabc6e3a2c1b831c0b7d7fb64f4f0605bd385d6984b", kill_on_drop: false }`
[INFO] [stdout] a1bc061dcb6f25760cd00aabc6e3a2c1b831c0b7d7fb64f4f0605bd385d6984b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e0ea409a432fbe189d0bfb481c5fb8e8385c514296c960c1e9c3691bcdc4137c
[INFO] running `Command { std: "docker" "start" "-a" "e0ea409a432fbe189d0bfb481c5fb8e8385c514296c960c1e9c3691bcdc4137c", 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: 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: `algorithms` (lib) generated 1 warning
[INFO] [stderr] warning: `algorithms` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/algorithms-ad367955c148425a)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test binary_search_tree::test::test_min_and_max ... ok
[INFO] [stdout] test binary_search_tree::test::test_put_and_get ... ok
[INFO] [stdout] test max_pq::test::test_insert_first_element ... ok
[INFO] [stdout] test max_pq::test::test_skin ... ok
[INFO] [stdout] test min_pq::test::correct_min ... ok
[INFO] [stdout] test max_pq::test::test_swim_on_odd_index ... ok
[INFO] [stdout] test stack::test::basic ... ok
[INFO] [stdout] test violent_substring_search::test::it_works ... ok
[INFO] [stdout] test union_find::test::basic ... ok
[INFO] [stdout] test max_pq::test::test_delete_max ... ok
[INFO] [stdout] test lsd::test::sort_as_expected ... ok
[INFO] [stdout] test horner::test::it_works ... ok
[INFO] [stdout] test boyer_moore::test::is_works ... ok
[INFO] [stdout] test max_pq::test::test_insert_element ... ok
[INFO] [stdout] test sort::test::test_merge ... ok
[INFO] [stdout] test sort::test::test_merge_sort ... ok
[INFO] [stdout] test sort::test::test_merge_bu_sort ... ok
[INFO] [stdout] test max_pq::test::test_swim_on_even_index ... ok
[INFO] [stdout] test queue::test::basic ... ok
[INFO] [stdout] test sort::test::test_pq_sort ... ok
[INFO] [stdout] test sort::test::test_shell_sort ... ok
[INFO] [stdout] test sort::test::test_selection_sort ... ok
[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 0.20s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests algorithms
[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" "e0ea409a432fbe189d0bfb481c5fb8e8385c514296c960c1e9c3691bcdc4137c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0ea409a432fbe189d0bfb481c5fb8e8385c514296c960c1e9c3691bcdc4137c", kill_on_drop: false }`
[INFO] [stdout] e0ea409a432fbe189d0bfb481c5fb8e8385c514296c960c1e9c3691bcdc4137c