[INFO] cloning repository https://github.com/hmgibson23/saturn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hmgibson23/saturn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmgibson23%2Fsaturn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmgibson23%2Fsaturn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e379b036062a554ca433e2981d25d65a8b3e3e7c
[INFO] testing hmgibson23/saturn against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmgibson23%2Fsaturn" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hmgibson23/saturn on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hmgibson23/saturn
[INFO] finished tweaking git repo https://github.com/hmgibson23/saturn
[INFO] tweaked toml for git repo https://github.com/hmgibson23/saturn written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/hmgibson23/saturn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 0de07931df3870d86561dd4ee82d18f83ba2bf84ba362cfd143eb276938326f7
[INFO] running `Command { std: "docker" "start" "-a" "0de07931df3870d86561dd4ee82d18f83ba2bf84ba362cfd143eb276938326f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0de07931df3870d86561dd4ee82d18f83ba2bf84ba362cfd143eb276938326f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0de07931df3870d86561dd4ee82d18f83ba2bf84ba362cfd143eb276938326f7", kill_on_drop: false }`
[INFO] [stdout] 0de07931df3870d86561dd4ee82d18f83ba2bf84ba362cfd143eb276938326f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e0b21988efbf5da6fffdbaad184446fb96a97263b922bf0867ae1321ca027b6
[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" "6e0b21988efbf5da6fffdbaad184446fb96a97263b922bf0867ae1321ca027b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling uuid v0.1.18
[INFO] [stderr]    Compiling saturn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stdout]   --> src/db/db.rs:38:24
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let joined = v.connect("\n");
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `graph`
[INFO] [stdout]   --> src/db/db.rs:50:35
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn insert_node(&mut self, graph: String, node: structure::Node<GraphType>) ->
[INFO] [stdout]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/db/db.rs:50:50
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn insert_node(&mut self, graph: String, node: structure::Node<GraphType>) ->
[INFO] [stdout]    |                                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `db_runner`
[INFO] [stdout]   --> src/server/handler.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn db_runner() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `Command { std: "docker" "inspect" "6e0b21988efbf5da6fffdbaad184446fb96a97263b922bf0867ae1321ca027b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e0b21988efbf5da6fffdbaad184446fb96a97263b922bf0867ae1321ca027b6", kill_on_drop: false }`
[INFO] [stdout] 6e0b21988efbf5da6fffdbaad184446fb96a97263b922bf0867ae1321ca027b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c39fdbb1e9a08d8656e056d86e0d6f5e537754250abc92f4f34a92f102449c5c
[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" "c39fdbb1e9a08d8656e056d86e0d6f5e537754250abc92f4f34a92f102449c5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling saturn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stdout]   --> src/db/db.rs:38:24
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let joined = v.connect("\n");
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `graph`
[INFO] [stdout]   --> src/db/db.rs:50:35
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn insert_node(&mut self, graph: String, node: structure::Node<GraphType>) ->
[INFO] [stdout]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/db/db.rs:50:50
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn insert_node(&mut self, graph: String, node: structure::Node<GraphType>) ->
[INFO] [stdout]    |                                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `db_runner`
[INFO] [stdout]   --> src/server/handler.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn db_runner() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/commmand.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 |         command::Command::Create(a) => true,
[INFO] [stdout]    |                                  ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/db.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Ok(a) => true,
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stdout]   --> src/db/db.rs:38:24
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let joined = v.connect("\n");
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `graph`
[INFO] [stdout]   --> src/db/db.rs:50:35
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn insert_node(&mut self, graph: String, node: structure::Node<GraphType>) ->
[INFO] [stdout]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/db/db.rs:50:50
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn insert_node(&mut self, graph: String, node: structure::Node<GraphType>) ->
[INFO] [stdout]    |                                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `db_runner`
[INFO] [stdout]   --> src/server/handler.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn db_runner() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> tests/db.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     db.create(&"test".to_string());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> tests/db.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     db.create(&"fun-ness".to_string());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "c39fdbb1e9a08d8656e056d86e0d6f5e537754250abc92f4f34a92f102449c5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c39fdbb1e9a08d8656e056d86e0d6f5e537754250abc92f4f34a92f102449c5c", kill_on_drop: false }`
[INFO] [stdout] c39fdbb1e9a08d8656e056d86e0d6f5e537754250abc92f4f34a92f102449c5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9b5907c23ce6d7e1c7c3b12aa026f3937caddea89400d9bc9367bbb5047337a7
[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" "9b5907c23ce6d7e1c7c3b12aa026f3937caddea89400d9bc9367bbb5047337a7", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stderr]   --> src/db/db.rs:38:24
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let joined = v.connect("\n");
[INFO] [stderr]    |                        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `graph`
[INFO] [stderr]   --> src/db/db.rs:50:35
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn insert_node(&mut self, graph: String, node: structure::Node<GraphType>) ->
[INFO] [stderr]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]   --> src/db/db.rs:50:50
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn insert_node(&mut self, graph: String, node: structure::Node<GraphType>) ->
[INFO] [stderr]    |                                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `db_runner`
[INFO] [stderr]   --> src/server/handler.rs:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn db_runner() {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stderr]   --> src/db/db.rs:38:24
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let joined = v.connect("\n");
[INFO] [stderr]    |                        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `graph`
[INFO] [stderr]   --> src/db/db.rs:50:35
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn insert_node(&mut self, graph: String, node: structure::Node<GraphType>) ->
[INFO] [stderr]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]   --> src/db/db.rs:50:50
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn insert_node(&mut self, graph: String, node: structure::Node<GraphType>) ->
[INFO] [stderr]    |                                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `db_runner`
[INFO] [stderr]   --> src/server/handler.rs:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn db_runner() {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/commmand.rs:10:34
[INFO] [stderr]    |
[INFO] [stderr] 10 |         command::Command::Create(a) => true,
[INFO] [stderr]    |                                  ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/db.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |         Ok(a) => true,
[INFO] [stderr]    |            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/db.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     db.create(&"test".to_string());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/db.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     db.create(&"fun-ness".to_string());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/saturn-8613d55b11186f00
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/saturn-9858b71801a0eedd
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/commmand-e00d49dedcd3210e
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test should_parse_commands ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/db-e6a33279cdad244d
[INFO] [stdout] test should_not_parse_wrong_commands ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test should_create_new_graphs ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/graph-9d4ad5b54627cd2b
[INFO] [stdout] test should_show_the_graphs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test should_create_a_node ... ok
[INFO] [stdout] test should_add_nodes ... ok
[INFO] [stdout] test should_remove_nodes ... ok
[INFO] [stdout] test should_create_a_graph ... ok
[INFO] [stderr]    Doc-tests saturn
[INFO] [stdout] test should_create_an_edge ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9b5907c23ce6d7e1c7c3b12aa026f3937caddea89400d9bc9367bbb5047337a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b5907c23ce6d7e1c7c3b12aa026f3937caddea89400d9bc9367bbb5047337a7", kill_on_drop: false }`
[INFO] [stdout] 9b5907c23ce6d7e1c7c3b12aa026f3937caddea89400d9bc9367bbb5047337a7