Oct 12 18:13:48.887 INFO checking lporter6/school-carpool-project against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 18:13:48.889 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 12 18:13:49.259 INFO blam! 74e6c42bdc296bede786658d2eb99d387479bafb5600f7dcce5a581d3eeb4179
Oct 12 18:13:49.262 INFO running `"docker" "start" "-a" "74e6c42bdc296bede786658d2eb99d387479bafb5600f7dcce5a581d3eeb4179"`
Oct 12 18:13:50.536 INFO kablam! usermod: no changes
Oct 12 18:13:50.630 INFO kablam!     Checking serde_json v1.0.27
Oct 12 18:13:53.124 INFO kablam!     Checking school-carpool-project v0.1.0 (/source)
Oct 12 18:13:53.492 INFO kablam! warning: value assigned to `name` is never read
Oct 12 18:13:53.492 INFO kablam!   --> src/data/mod.rs:15:17
Oct 12 18:13:53.492 INFO kablam!    |
Oct 12 18:13:53.492 INFO kablam! 15 |         let mut name = String::from("");
Oct 12 18:13:53.492 INFO kablam!    |                 ^^^^
Oct 12 18:13:53.492 INFO kablam!    |
Oct 12 18:13:53.492 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 12 18:13:53.492 INFO kablam! 
Oct 12 18:13:53.510 INFO kablam! warning: struct is never constructed: `Student`
Oct 12 18:13:53.510 INFO kablam!   --> src/data/mod.rs:33:1
Oct 12 18:13:53.510 INFO kablam!    |
Oct 12 18:13:53.510 INFO kablam! 33 | struct Student {
Oct 12 18:13:53.510 INFO kablam!    | ^^^^^^^^^^^^^^
Oct 12 18:13:53.510 INFO kablam!    |
Oct 12 18:13:53.510 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 18:13:53.510 INFO kablam! 
Oct 12 18:13:53.510 INFO kablam! warning: enum is never used: `Grade`
Oct 12 18:13:53.510 INFO kablam!   --> src/data/mod.rs:41:1
Oct 12 18:13:53.510 INFO kablam!    |
Oct 12 18:13:53.510 INFO kablam! 41 | enum Grade {
Oct 12 18:13:53.510 INFO kablam!    | ^^^^^^^^^^
Oct 12 18:13:53.510 INFO kablam! 
Oct 12 18:13:53.510 INFO kablam! warning: struct is never constructed: `Scores`
Oct 12 18:13:53.510 INFO kablam!   --> src/data/mod.rs:57:1
Oct 12 18:13:53.510 INFO kablam!    |
Oct 12 18:13:53.510 INFO kablam! 57 | struct Scores{
Oct 12 18:13:53.510 INFO kablam!    | ^^^^^^^^^^^^^
Oct 12 18:13:53.510 INFO kablam! 
Oct 12 18:13:53.510 INFO kablam! warning: struct is never constructed: `Table`
Oct 12 18:13:53.510 INFO kablam!   --> src/data/mod.rs:60:1
Oct 12 18:13:53.510 INFO kablam!    |
Oct 12 18:13:53.510 INFO kablam! 60 | struct Table {
Oct 12 18:13:53.510 INFO kablam!    | ^^^^^^^^^^^^
Oct 12 18:13:53.510 INFO kablam! 
Oct 12 18:13:53.510 INFO kablam! warning: struct is never constructed: `ClassScore`
Oct 12 18:13:53.510 INFO kablam!   --> src/data/mod.rs:64:1
Oct 12 18:13:53.510 INFO kablam!    |
Oct 12 18:13:53.510 INFO kablam! 64 | struct ClassScore{
Oct 12 18:13:53.510 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Oct 12 18:13:53.510 INFO kablam! 
Oct 12 18:13:53.510 INFO kablam! warning: struct is never constructed: `Category`
Oct 12 18:13:53.510 INFO kablam!   --> src/data/mod.rs:68:1
Oct 12 18:13:53.510 INFO kablam!    |
Oct 12 18:13:53.510 INFO kablam! 68 | struct Category{
Oct 12 18:13:53.510 INFO kablam!    | ^^^^^^^^^^^^^^^
Oct 12 18:13:53.510 INFO kablam! 
Oct 12 18:13:53.510 INFO kablam! warning: method is never used: `new`
Oct 12 18:13:53.510 INFO kablam!   --> src/data/mod.rs:74:5
Oct 12 18:13:53.510 INFO kablam!    |
Oct 12 18:13:53.510 INFO kablam! 74 |     pub fn new(years: Vec<Table>) -> Scores{
Oct 12 18:13:53.510 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:13:53.510 INFO kablam! 
Oct 12 18:13:53.510 INFO kablam! warning: method is never used: `new`
Oct 12 18:13:53.510 INFO kablam!   --> src/data/mod.rs:81:5
Oct 12 18:13:53.510 INFO kablam!    |
Oct 12 18:13:53.510 INFO kablam! 81 |     pub fn new(grade: Grade, scores: Vec<ClassScore>) -> Table{
Oct 12 18:13:53.510 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:13:53.510 INFO kablam! 
Oct 12 18:13:53.510 INFO kablam! warning: method is never used: `new`
Oct 12 18:13:53.511 INFO kablam!   --> src/data/mod.rs:89:5
Oct 12 18:13:53.511 INFO kablam!    |
Oct 12 18:13:53.511 INFO kablam! 89 |     pub fn new(class: String, categories: Vec<Category>) -> ClassScore{
Oct 12 18:13:53.511 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:13:53.511 INFO kablam! 
Oct 12 18:13:53.511 INFO kablam! warning: method is never used: `new`
Oct 12 18:13:53.511 INFO kablam!   --> src/data/mod.rs:97:5
Oct 12 18:13:53.511 INFO kablam!    |
Oct 12 18:13:53.511 INFO kablam! 97 |     pub fn new(name: String, grades: Vec<u8>, weight: u8) -> Category{
Oct 12 18:13:53.511 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:13:53.511 INFO kablam! 
Oct 12 18:13:53.928 INFO kablam! warning: unused variable: `parent`
Oct 12 18:13:53.928 INFO kablam!  --> src/lib.rs:8:13
Oct 12 18:13:53.928 INFO kablam!   |
Oct 12 18:13:53.928 INFO kablam! 8 |         let parent = Parent::new(Some(32),String::from("William"), Some(String::from("Logan")), String::from("Porter"));
Oct 12 18:13:53.928 INFO kablam!   |             ^^^^^^ help: consider using `_parent` instead
Oct 12 18:13:53.928 INFO kablam!   |
Oct 12 18:13:53.928 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 12 18:13:53.928 INFO kablam! 
Oct 12 18:13:53.928 INFO kablam! warning: value assigned to `name` is never read
Oct 12 18:13:53.928 INFO kablam!   --> src/data/mod.rs:15:17
Oct 12 18:13:53.928 INFO kablam!    |
Oct 12 18:13:53.928 INFO kablam! 15 |         let mut name = String::from("");
Oct 12 18:13:53.928 INFO kablam!    |                 ^^^^
Oct 12 18:13:53.928 INFO kablam!    |
Oct 12 18:13:53.928 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 12 18:13:53.928 INFO kablam! 
Oct 12 18:13:53.952 INFO kablam! warning: struct is never constructed: `Student`
Oct 12 18:13:53.953 INFO kablam!   --> src/data/mod.rs:33:1
Oct 12 18:13:53.953 INFO kablam!    |
Oct 12 18:13:53.953 INFO kablam! 33 | struct Student {
Oct 12 18:13:53.953 INFO kablam!    | ^^^^^^^^^^^^^^
Oct 12 18:13:53.953 INFO kablam!    |
Oct 12 18:13:53.953 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 18:13:53.953 INFO kablam! 
Oct 12 18:13:53.953 INFO kablam! warning: enum is never used: `Grade`
Oct 12 18:13:53.953 INFO kablam!   --> src/data/mod.rs:41:1
Oct 12 18:13:53.953 INFO kablam!    |
Oct 12 18:13:53.953 INFO kablam! 41 | enum Grade {
Oct 12 18:13:53.953 INFO kablam!    | ^^^^^^^^^^
Oct 12 18:13:53.953 INFO kablam! 
Oct 12 18:13:53.953 INFO kablam! warning: struct is never constructed: `Scores`
Oct 12 18:13:53.953 INFO kablam!   --> src/data/mod.rs:57:1
Oct 12 18:13:53.953 INFO kablam!    |
Oct 12 18:13:53.953 INFO kablam! 57 | struct Scores{
Oct 12 18:13:53.953 INFO kablam!    | ^^^^^^^^^^^^^
Oct 12 18:13:53.953 INFO kablam! 
Oct 12 18:13:53.953 INFO kablam! warning: struct is never constructed: `Table`
Oct 12 18:13:53.953 INFO kablam!   --> src/data/mod.rs:60:1
Oct 12 18:13:53.953 INFO kablam!    |
Oct 12 18:13:53.953 INFO kablam! 60 | struct Table {
Oct 12 18:13:53.953 INFO kablam!    | ^^^^^^^^^^^^
Oct 12 18:13:53.953 INFO kablam! 
Oct 12 18:13:53.953 INFO kablam! warning: struct is never constructed: `ClassScore`
Oct 12 18:13:53.953 INFO kablam!   --> src/data/mod.rs:64:1
Oct 12 18:13:53.953 INFO kablam!    |
Oct 12 18:13:53.953 INFO kablam! 64 | struct ClassScore{
Oct 12 18:13:53.953 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Oct 12 18:13:53.953 INFO kablam! 
Oct 12 18:13:53.953 INFO kablam! warning: struct is never constructed: `Category`
Oct 12 18:13:53.953 INFO kablam!   --> src/data/mod.rs:68:1
Oct 12 18:13:53.953 INFO kablam!    |
Oct 12 18:13:53.953 INFO kablam! 68 | struct Category{
Oct 12 18:13:53.953 INFO kablam!    | ^^^^^^^^^^^^^^^
Oct 12 18:13:53.953 INFO kablam! 
Oct 12 18:13:53.953 INFO kablam! warning: method is never used: `new`
Oct 12 18:13:53.953 INFO kablam!   --> src/data/mod.rs:74:5
Oct 12 18:13:53.953 INFO kablam!    |
Oct 12 18:13:53.953 INFO kablam! 74 |     pub fn new(years: Vec<Table>) -> Scores{
Oct 12 18:13:53.953 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:13:53.953 INFO kablam! 
Oct 12 18:13:53.953 INFO kablam! warning: method is never used: `new`
Oct 12 18:13:53.953 INFO kablam!   --> src/data/mod.rs:81:5
Oct 12 18:13:53.953 INFO kablam!    |
Oct 12 18:13:53.953 INFO kablam! 81 |     pub fn new(grade: Grade, scores: Vec<ClassScore>) -> Table{
Oct 12 18:13:53.953 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:13:53.953 INFO kablam! 
Oct 12 18:13:53.953 INFO kablam! warning: method is never used: `new`
Oct 12 18:13:53.953 INFO kablam!   --> src/data/mod.rs:89:5
Oct 12 18:13:53.953 INFO kablam!    |
Oct 12 18:13:53.953 INFO kablam! 89 |     pub fn new(class: String, categories: Vec<Category>) -> ClassScore{
Oct 12 18:13:53.953 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:13:53.953 INFO kablam! 
Oct 12 18:13:53.953 INFO kablam! warning: method is never used: `new`
Oct 12 18:13:53.953 INFO kablam!   --> src/data/mod.rs:97:5
Oct 12 18:13:53.953 INFO kablam!    |
Oct 12 18:13:53.953 INFO kablam! 97 |     pub fn new(name: String, grades: Vec<u8>, weight: u8) -> Category{
Oct 12 18:13:53.953 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:13:53.953 INFO kablam! 
Oct 12 18:13:54.126 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.56s
Oct 12 18:13:54.140 INFO kablam! su: No module specific data is present
Oct 12 18:13:54.659 INFO running `"docker" "rm" "-f" "74e6c42bdc296bede786658d2eb99d387479bafb5600f7dcce5a581d3eeb4179"`
Oct 12 18:13:54.894 INFO blam! 74e6c42bdc296bede786658d2eb99d387479bafb5600f7dcce5a581d3eeb4179