[INFO] cloning repository https://github.com/lporter6/school-carpool-project
[INFO] running `"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"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flporter6%2Fschool-carpool-project'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 44ae7329398738413c04f2407b6389a23be2b7b6
[INFO] checking lporter6/school-carpool-project against master#74e80468347471779be6060d8d7d6d04e98e467f for pr-72788
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flporter6%2Fschool-carpool-project" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lporter6/school-carpool-project on toolchain 74e80468347471779be6060d8d7d6d04e98e467f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-4/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 `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ef67628c8833dd0f82f6d2b0842d7fea2bc66f7ecf03f9009aa1e227a6499df2
[INFO] running `"docker" "start" "-a" "ef67628c8833dd0f82f6d2b0842d7fea2bc66f7ecf03f9009aa1e227a6499df2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling serde v1.0.78
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking serde_json v1.0.27
[INFO] [stderr]     Checking school-carpool-project v0.1.0 (/opt/rustwide/workdir)
[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 dev [unoptimized + debuginfo] target(s) in 13.41s
[INFO] running `"docker" "inspect" "ef67628c8833dd0f82f6d2b0842d7fea2bc66f7ecf03f9009aa1e227a6499df2"`
[INFO] running `"docker" "rm" "-f" "ef67628c8833dd0f82f6d2b0842d7fea2bc66f7ecf03f9009aa1e227a6499df2"`
[INFO] [stdout] ef67628c8833dd0f82f6d2b0842d7fea2bc66f7ecf03f9009aa1e227a6499df2