[INFO] cloning repository https://github.com/peculiarOne/efficient-route-planning-freiburg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/peculiarOne/efficient-route-planning-freiburg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpeculiarOne%2Fefficient-route-planning-freiburg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpeculiarOne%2Fefficient-route-planning-freiburg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] add271a473c77c2b64fa524e6f317ab9f2c0519e
[INFO] testing peculiarOne/efficient-route-planning-freiburg against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpeculiarOne%2Fefficient-route-planning-freiburg" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/peculiarOne/efficient-route-planning-freiburg on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/peculiarOne/efficient-route-planning-freiburg
[INFO] finished tweaking git repo https://github.com/peculiarOne/efficient-route-planning-freiburg
[INFO] tweaked toml for git repo https://github.com/peculiarOne/efficient-route-planning-freiburg written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/peculiarOne/efficient-route-planning-freiburg already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 08d94d22ef2fd12a1865d62106fc93ad5e3806ffb561e9a1fbc3d8aff0ab3cc9
[INFO] running `Command { std: "docker" "start" "-a" "08d94d22ef2fd12a1865d62106fc93ad5e3806ffb561e9a1fbc3d8aff0ab3cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08d94d22ef2fd12a1865d62106fc93ad5e3806ffb561e9a1fbc3d8aff0ab3cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d94d22ef2fd12a1865d62106fc93ad5e3806ffb561e9a1fbc3d8aff0ab3cc9", kill_on_drop: false }`
[INFO] [stdout] 08d94d22ef2fd12a1865d62106fc93ad5e3806ffb561e9a1fbc3d8aff0ab3cc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 5de547a81e8d1f4c36d748a558362405b53b068570221a0a33e16ed552b2e6ca
[INFO] running `Command { std: "docker" "start" "-a" "5de547a81e8d1f4c36d748a558362405b53b068570221a0a33e16ed552b2e6ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling backtrace v0.3.18
[INFO] [stderr]    Compiling regex-syntax v0.6.7
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling quick-xml v0.12.4
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling efficient-route-planning-freiburg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NetworkBuilder`
[INFO] [stdout]  --> src/dijkstra.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::network::{Network, NetworkBuilder, NodeIndex, OSMNodeId};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/osm/load_xml.rs:304:46
[INFO] [stdout]     |
[INFO] [stdout] 304 | fn calculate_distance(a: &Node, b: &Node) -> (u64) {
[INFO] [stdout]     |                                              ^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/osm/load_xml.rs:308:37
[INFO] [stdout]     |
[INFO] [stdout] 308 | fn calculate_cost(distance: u64) -> (u64) {
[INFO] [stdout]     |                                     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `oakham_tolenthorpe_close`
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let oakham_tolenthorpe_close: OSMNodeId = 18334319;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_oakham_tolenthorpe_close`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `oakham_woodland_view`
[INFO] [stdout]   --> src/main.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let oakham_woodland_view: OSMNodeId = 18339438;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_oakham_woodland_view`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `whole_network_result`
[INFO] [stdout]   --> src/main.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let whole_network_result = dijkstra::run_dijsktra(oakham_the_avenue, 0, &network, 0, false);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_whole_network_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/network.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn new(id: OSMNodeId, lat: f64, long: f64) -> Node {
[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: `total_arcs`
[INFO] [stdout]    --> src/network.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn total_arcs(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `arc_count`
[INFO] [stdout]    --> src/network.rs:175:12
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn arc_count(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `node_count`
[INFO] [stdout]    --> src/network.rs:179:12
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn node_count(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fwd_arcs_from_node`
[INFO] [stdout]    --> src/network.rs:183:12
[INFO] [stdout]     |
[INFO] [stdout] 183 |     pub fn fwd_arcs_from_node(&self, node_id: &OSMNodeId) -> Option<&Vec<Arc<NodeIndex>>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `from_osm_rutland`
[INFO] [stdout]   --> src/main.rs:60:4
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn from_osm_rutland() -> Network {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.10s
[INFO] running `Command { std: "docker" "inspect" "5de547a81e8d1f4c36d748a558362405b53b068570221a0a33e16ed552b2e6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de547a81e8d1f4c36d748a558362405b53b068570221a0a33e16ed552b2e6ca", kill_on_drop: false }`
[INFO] [stdout] 5de547a81e8d1f4c36d748a558362405b53b068570221a0a33e16ed552b2e6ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 4a1e46898da05d7c3237b7f097270f6b323ef09d92df28a50896146b5c0cafe0
[INFO] running `Command { std: "docker" "start" "-a" "4a1e46898da05d7c3237b7f097270f6b323ef09d92df28a50896146b5c0cafe0", kill_on_drop: false }`
[INFO] [stderr]    Compiling efficient-route-planning-freiburg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/osm/load_xml.rs:304:46
[INFO] [stdout]     |
[INFO] [stdout] 304 | fn calculate_distance(a: &Node, b: &Node) -> (u64) {
[INFO] [stdout]     |                                              ^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/osm/load_xml.rs:308:37
[INFO] [stdout]     |
[INFO] [stdout] 308 | fn calculate_cost(distance: u64) -> (u64) {
[INFO] [stdout]     |                                     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `oakham_tolenthorpe_close`
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let oakham_tolenthorpe_close: OSMNodeId = 18334319;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_oakham_tolenthorpe_close`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `oakham_woodland_view`
[INFO] [stdout]   --> src/main.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let oakham_woodland_view: OSMNodeId = 18339438;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_oakham_woodland_view`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `whole_network_result`
[INFO] [stdout]   --> src/main.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let whole_network_result = dijkstra::run_dijsktra(oakham_the_avenue, 0, &network, 0, false);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_whole_network_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_json`
[INFO] [stdout]    --> src/network.rs:152:12
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn to_json(&self) -> Result<String> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `from_osm_dummy`
[INFO] [stdout]   --> src/main.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn from_osm_dummy() -> Option<Network> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.49s
[INFO] running `Command { std: "docker" "inspect" "4a1e46898da05d7c3237b7f097270f6b323ef09d92df28a50896146b5c0cafe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a1e46898da05d7c3237b7f097270f6b323ef09d92df28a50896146b5c0cafe0", kill_on_drop: false }`
[INFO] [stdout] 4a1e46898da05d7c3237b7f097270f6b323ef09d92df28a50896146b5c0cafe0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3dd18642e8d3eb7c5e7e8e7eb603e3dd9adc032bf9b4c9e81801b9220727ddc0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3dd18642e8d3eb7c5e7e8e7eb603e3dd9adc032bf9b4c9e81801b9220727ddc0", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/osm/load_xml.rs:304:46
[INFO] [stderr]     |
[INFO] [stderr] 304 | fn calculate_distance(a: &Node, b: &Node) -> (u64) {
[INFO] [stderr]     |                                              ^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/osm/load_xml.rs:308:37
[INFO] [stderr]     |
[INFO] [stderr] 308 | fn calculate_cost(distance: u64) -> (u64) {
[INFO] [stderr]     |                                     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `oakham_tolenthorpe_close`
[INFO] [stderr]   --> src/main.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let oakham_tolenthorpe_close: OSMNodeId = 18334319;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_oakham_tolenthorpe_close`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `oakham_woodland_view`
[INFO] [stderr]   --> src/main.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let oakham_woodland_view: OSMNodeId = 18339438;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_oakham_woodland_view`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `whole_network_result`
[INFO] [stderr]   --> src/main.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let whole_network_result = dijkstra::run_dijsktra(oakham_the_avenue, 0, &network, 0, false);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_whole_network_result`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `to_json`
[INFO] [stderr]    --> src/network.rs:152:12
[INFO] [stderr]     |
[INFO] [stderr] 152 |     pub fn to_json(&self) -> Result<String> {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `from_osm_dummy`
[INFO] [stderr]   --> src/main.rs:76:4
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn from_osm_dummy() -> Option<Network> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `efficient-route-planning-freiburg` (bin "efficient-route-planning-freiburg" test) generated 8 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/efficient_route_planning_freiburg-c2b96748a42b6071)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test dijkstra::dijkstra_test::test_best_cost ... ok
[INFO] [stdout] test network::serialize ... ok
[INFO] [stdout] test network::build_network ... ok
[INFO] [stdout] test dijkstra::dijkstra_test::test_dijsktra ... ok
[INFO] [stdout] test rutland_tests::read_oneway ... ok
[INFO] [stdout] test rutland_tests::chestnut_close ... ok
[INFO] [stdout] test rutland_tests::total_arcs ... ok
[INFO] [stdout] test rutland_tests::sample_node ... ok
[INFO] [stdout] test rutland_tests::total_nodes ... ok
[INFO] [stdout] test rutland_tests::not_a_highway ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3dd18642e8d3eb7c5e7e8e7eb603e3dd9adc032bf9b4c9e81801b9220727ddc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dd18642e8d3eb7c5e7e8e7eb603e3dd9adc032bf9b4c9e81801b9220727ddc0", kill_on_drop: false }`
[INFO] [stdout] 3dd18642e8d3eb7c5e7e8e7eb603e3dd9adc032bf9b4c9e81801b9220727ddc0