[INFO] cloning repository https://github.com/lporter6/school-carpool-project
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lporter6/school-carpool-project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flporter6%2Fschool-carpool-project", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flporter6%2Fschool-carpool-project'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44ae7329398738413c04f2407b6389a23be2b7b6
[INFO] testing lporter6/school-carpool-project against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flporter6%2Fschool-carpool-project" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lporter6/school-carpool-project on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lporter6/school-carpool-project
[INFO] finished tweaking git repo https://github.com/lporter6/school-carpool-project
[INFO] tweaked toml for git repo https://github.com/lporter6/school-carpool-project written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/lporter6/school-carpool-project already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v1.0.27
[INFO] [stderr]   Downloaded serde v1.0.78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] daa584aafcc246a6de892feaea13bb1fb7773bbc294185974d71fbb27f878662
[INFO] running `Command { std: "docker" "start" "-a" "daa584aafcc246a6de892feaea13bb1fb7773bbc294185974d71fbb27f878662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "daa584aafcc246a6de892feaea13bb1fb7773bbc294185974d71fbb27f878662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daa584aafcc246a6de892feaea13bb1fb7773bbc294185974d71fbb27f878662", kill_on_drop: false }`
[INFO] [stdout] daa584aafcc246a6de892feaea13bb1fb7773bbc294185974d71fbb27f878662
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 5a24e00188674db2b3a68e74d577d6b358baf96f8d920a8858330155c0475acf
[INFO] running `Command { std: "docker" "start" "-a" "5a24e00188674db2b3a68e74d577d6b358baf96f8d920a8858330155c0475acf", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.78
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling serde_json v1.0.27
[INFO] [stderr]    Compiling school-carpool-project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `name` is never read
[INFO] [stdout]   --> src/data/mod.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let mut name = String::from("");
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Student`
[INFO] [stdout]   --> src/data/mod.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Student {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Grade`
[INFO] [stdout]   --> src/data/mod.rs:41:6
[INFO] [stdout]    |
[INFO] [stdout] 41 | enum Grade {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Scores`
[INFO] [stdout]   --> src/data/mod.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct Scores{
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Table`
[INFO] [stdout]   --> src/data/mod.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct Table {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ClassScore`
[INFO] [stdout]   --> src/data/mod.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct ClassScore{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Category`
[INFO] [stdout]   --> src/data/mod.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | struct Category{
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/data/mod.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn new(years: Vec<Table>) -> Scores{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/data/mod.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn new(grade: Grade, scores: Vec<ClassScore>) -> Table{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/data/mod.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn new(class: String, categories: Vec<Category>) -> ClassScore{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/data/mod.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub fn new(name: String, grades: Vec<u8>, weight: u8) -> Category{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.24s
[INFO] running `Command { std: "docker" "inspect" "5a24e00188674db2b3a68e74d577d6b358baf96f8d920a8858330155c0475acf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a24e00188674db2b3a68e74d577d6b358baf96f8d920a8858330155c0475acf", kill_on_drop: false }`
[INFO] [stdout] 5a24e00188674db2b3a68e74d577d6b358baf96f8d920a8858330155c0475acf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d57a17b804bd302ce23974f433afec7f881c58444ee7063aefba610ebe28ece2
[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" "d57a17b804bd302ce23974f433afec7f881c58444ee7063aefba610ebe28ece2", kill_on_drop: false }`
[INFO] [stdout] warning: value assigned to `name` is never read
[INFO] [stdout]   --> src/data/mod.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let mut name = String::from("");
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Student`
[INFO] [stdout]   --> src/data/mod.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Student {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Grade`
[INFO] [stdout]   --> src/data/mod.rs:41:6
[INFO] [stdout]    |
[INFO] [stdout] 41 | enum Grade {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Scores`
[INFO] [stdout]   --> src/data/mod.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct Scores{
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Table`
[INFO] [stdout]   --> src/data/mod.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct Table {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ClassScore`
[INFO] [stdout]   --> src/data/mod.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct ClassScore{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Category`
[INFO] [stdout]   --> src/data/mod.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | struct Category{
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/data/mod.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn new(years: Vec<Table>) -> Scores{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/data/mod.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn new(grade: Grade, scores: Vec<ClassScore>) -> Table{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/data/mod.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn new(class: String, categories: Vec<Category>) -> ClassScore{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/data/mod.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub fn new(name: String, grades: Vec<u8>, weight: u8) -> Category{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling school-carpool-project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `name` is never read
[INFO] [stdout]   --> src/data/mod.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let mut name = String::from("");
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]  --> src/lib.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |         let parent = Parent::new(Some(32),String::from("William"), Some(String::from("Logan")), String::from("Porter"));
[INFO] [stdout]   |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Student`
[INFO] [stdout]   --> src/data/mod.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Student {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Grade`
[INFO] [stdout]   --> src/data/mod.rs:41:6
[INFO] [stdout]    |
[INFO] [stdout] 41 | enum Grade {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Scores`
[INFO] [stdout]   --> src/data/mod.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct Scores{
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Table`
[INFO] [stdout]   --> src/data/mod.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct Table {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ClassScore`
[INFO] [stdout]   --> src/data/mod.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct ClassScore{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Category`
[INFO] [stdout]   --> src/data/mod.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | struct Category{
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/data/mod.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn new(years: Vec<Table>) -> Scores{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/data/mod.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn new(grade: Grade, scores: Vec<ClassScore>) -> Table{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/data/mod.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn new(class: String, categories: Vec<Category>) -> ClassScore{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/data/mod.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub fn new(name: String, grades: Vec<u8>, weight: u8) -> Category{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "d57a17b804bd302ce23974f433afec7f881c58444ee7063aefba610ebe28ece2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d57a17b804bd302ce23974f433afec7f881c58444ee7063aefba610ebe28ece2", kill_on_drop: false }`
[INFO] [stdout] d57a17b804bd302ce23974f433afec7f881c58444ee7063aefba610ebe28ece2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 30f1fc0d00dd8de6657f6cb77d5dd280ce6845b0e644429ddf072522d45d2504
[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" "30f1fc0d00dd8de6657f6cb77d5dd280ce6845b0e644429ddf072522d45d2504", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `name` is never read
[INFO] [stderr]   --> src/data/mod.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let mut name = String::from("");
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Student`
[INFO] [stderr]   --> src/data/mod.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | struct Student {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Grade`
[INFO] [stderr]   --> src/data/mod.rs:41:6
[INFO] [stderr]    |
[INFO] [stderr] 41 | enum Grade {
[INFO] [stderr]    |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Scores`
[INFO] [stderr]   --> src/data/mod.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 | struct Scores{
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Table`
[INFO] [stderr]   --> src/data/mod.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 | struct Table {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ClassScore`
[INFO] [stderr]   --> src/data/mod.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 64 | struct ClassScore{
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Category`
[INFO] [stderr]   --> src/data/mod.rs:68:8
[INFO] [stderr]    |
[INFO] [stderr] 68 | struct Category{
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/data/mod.rs:74:12
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn new(years: Vec<Table>) -> Scores{
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/data/mod.rs:81:12
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn new(grade: Grade, scores: Vec<ClassScore>) -> Table{
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/data/mod.rs:89:12
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn new(class: String, categories: Vec<Category>) -> ClassScore{
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/data/mod.rs:97:12
[INFO] [stderr]    |
[INFO] [stderr] 97 |     pub fn new(name: String, grades: Vec<u8>, weight: u8) -> Category{
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `name` is never read
[INFO] [stderr]   --> src/data/mod.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let mut name = String::from("");
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent`
[INFO] [stderr]  --> src/lib.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 |         let parent = Parent::new(Some(32),String::from("William"), Some(String::from("Logan")), String::from("Porter"));
[INFO] [stderr]   |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Student`
[INFO] [stderr]   --> src/data/mod.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | struct Student {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Grade`
[INFO] [stderr]   --> src/data/mod.rs:41:6
[INFO] [stderr]    |
[INFO] [stderr] 41 | enum Grade {
[INFO] [stderr]    |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Scores`
[INFO] [stderr]   --> src/data/mod.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 | struct Scores{
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Table`
[INFO] [stderr]   --> src/data/mod.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 | struct Table {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ClassScore`
[INFO] [stderr]   --> src/data/mod.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 64 | struct ClassScore{
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Category`
[INFO] [stderr]   --> src/data/mod.rs:68:8
[INFO] [stderr]    |
[INFO] [stderr] 68 | struct Category{
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/data/mod.rs:74:12
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn new(years: Vec<Table>) -> Scores{
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/data/mod.rs:81:12
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn new(grade: Grade, scores: Vec<ClassScore>) -> Table{
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/data/mod.rs:89:12
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn new(class: String, categories: Vec<Category>) -> ClassScore{
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/data/mod.rs:97:12
[INFO] [stderr]    |
[INFO] [stderr] 97 |     pub fn new(name: String, grades: Vec<u8>, weight: u8) -> Category{
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/school_carpool_project-f15d58e95c5f20c2
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/school_carpool_project-78464fa379581fb8
[INFO] [stdout] test test::test_parents ... ok
[INFO] [stderr]    Doc-tests school-carpool-project
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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] [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" "30f1fc0d00dd8de6657f6cb77d5dd280ce6845b0e644429ddf072522d45d2504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f1fc0d00dd8de6657f6cb77d5dd280ce6845b0e644429ddf072522d45d2504", kill_on_drop: false }`
[INFO] [stdout] 30f1fc0d00dd8de6657f6cb77d5dd280ce6845b0e644429ddf072522d45d2504