Nov 28 14:48:45.644 INFO checking AWildBeard/cop3014-proj6-rust against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 14:48:45.646 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 14:48:46.070 INFO [stdout] dd85811dbcadf82dfe4ffb9f5712f5568fe25cded4e9b3605e19cb7ce16c4d10
Nov 28 14:48:46.081 INFO running `"docker" "start" "-a" "dd85811dbcadf82dfe4ffb9f5712f5568fe25cded4e9b3605e19cb7ce16c4d10"`
Nov 28 14:48:47.348 INFO [stderr] usermod: no changes
Nov 28 14:48:47.440 INFO [stderr]     Checking proj6 v0.1.0 (/source)
Nov 28 14:48:49.685 INFO [stderr] warning: unused imports: `Write`, `stdout`
Nov 28 14:48:49.685 INFO [stderr]  --> src/main.rs:1:15
Nov 28 14:48:49.685 INFO [stderr]   |
Nov 28 14:48:49.685 INFO [stderr] 1 | use std::io::{Write, stdin, stdout};
Nov 28 14:48:49.686 INFO [stderr]   |               ^^^^^         ^^^^^^
Nov 28 14:48:49.701 INFO [stderr]   |
Nov 28 14:48:49.701 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 14:48:49.702 INFO [stderr] 
Nov 28 14:48:49.745 INFO [stderr] warning: unused variable: `stdin`
Nov 28 14:48:49.745 INFO [stderr]   --> src/main.rs:18:13
Nov 28 14:48:49.745 INFO [stderr]    |
Nov 28 14:48:49.745 INFO [stderr] 18 |     let mut stdin = stdin();
Nov 28 14:48:49.746 INFO [stderr]    |             ^^^^^ help: consider using `_stdin` instead
Nov 28 14:48:49.773 INFO [stderr]    |
Nov 28 14:48:49.774 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 14:48:49.774 INFO [stderr] 
Nov 28 14:48:49.782 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:48:49.782 INFO [stderr]   --> src/main.rs:18:9
Nov 28 14:48:49.782 INFO [stderr]    |
Nov 28 14:48:49.783 INFO [stderr] 18 |     let mut stdin = stdin();
Nov 28 14:48:49.783 INFO [stderr]    |         ----^^^^^
Nov 28 14:48:49.783 INFO [stderr]    |         |
Nov 28 14:48:49.783 INFO [stderr]    |         help: remove this `mut`
Nov 28 14:48:49.784 INFO [stderr]    |
Nov 28 14:48:49.784 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 14:48:49.784 INFO [stderr] 
Nov 28 14:48:49.784 INFO [stderr] warning: struct is never constructed: `CarT`
Nov 28 14:48:49.785 INFO [stderr]  --> src/main.rs:3:1
Nov 28 14:48:49.785 INFO [stderr]   |
Nov 28 14:48:49.785 INFO [stderr] 3 | struct CarT {
Nov 28 14:48:49.785 INFO [stderr]   | ^^^^^^^^^^^
Nov 28 14:48:49.786 INFO [stderr]   |
Nov 28 14:48:49.786 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 14:48:49.786 INFO [stderr] 
Nov 28 14:48:49.786 INFO [stderr] warning: struct is never constructed: `RentalT`
Nov 28 14:48:49.787 INFO [stderr]   --> src/main.rs:11:1
Nov 28 14:48:49.787 INFO [stderr]    |
Nov 28 14:48:49.787 INFO [stderr] 11 | struct RentalT {
Nov 28 14:48:49.787 INFO [stderr]    | ^^^^^^^^^^^^^^
Nov 28 14:48:49.788 INFO [stderr] 
Nov 28 14:48:49.788 INFO [stderr] warning: structure field `carId` should have a snake case name such as `car_id`
Nov 28 14:48:49.788 INFO [stderr]  --> src/main.rs:4:5
Nov 28 14:48:49.788 INFO [stderr]   |
Nov 28 14:48:49.789 INFO [stderr] 4 |     carId: u32,
Nov 28 14:48:49.789 INFO [stderr]   |     ^^^^^^^^^^
Nov 28 14:48:49.789 INFO [stderr]   |
Nov 28 14:48:49.789 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 28 14:48:49.790 INFO [stderr] 
Nov 28 14:48:49.790 INFO [stderr] warning: structure field `numDoors` should have a snake case name such as `num_doors`
Nov 28 14:48:49.790 INFO [stderr]  --> src/main.rs:7:5
Nov 28 14:48:49.790 INFO [stderr]   |
Nov 28 14:48:49.791 INFO [stderr] 7 |     numDoors: u32,
Nov 28 14:48:49.791 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 28 14:48:49.791 INFO [stderr] 
Nov 28 14:48:49.791 INFO [stderr] warning: structure field `renterName` should have a snake case name such as `renter_name`
Nov 28 14:48:49.792 INFO [stderr]   --> src/main.rs:12:5
Nov 28 14:48:49.792 INFO [stderr]    |
Nov 28 14:48:49.792 INFO [stderr] 12 |     renterName: String,
Nov 28 14:48:49.793 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Nov 28 14:48:49.793 INFO [stderr] 
Nov 28 14:48:49.793 INFO [stderr] warning: structure field `daysRenting` should have a snake case name such as `days_renting`
Nov 28 14:48:49.793 INFO [stderr]   --> src/main.rs:13:5
Nov 28 14:48:49.793 INFO [stderr]    |
Nov 28 14:48:49.794 INFO [stderr] 13 |     daysRenting: u32,
Nov 28 14:48:49.794 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 28 14:48:49.794 INFO [stderr] 
Nov 28 14:48:49.795 INFO [stderr] warning: structure field `carId` should have a snake case name such as `car_id`
Nov 28 14:48:49.795 INFO [stderr]   --> src/main.rs:14:5
Nov 28 14:48:49.795 INFO [stderr]    |
Nov 28 14:48:49.795 INFO [stderr] 14 |     carId: u32
Nov 28 14:48:49.796 INFO [stderr]    |     ^^^^^^^^^^
Nov 28 14:48:49.796 INFO [stderr] 
Nov 28 14:48:49.862 INFO [stderr] warning: variable `integerVar` should have a snake case name such as `integer_var`
Nov 28 14:48:49.862 INFO [stderr]  --> examples/printing_primitives.rs:2:9
Nov 28 14:48:49.862 INFO [stderr]   |
Nov 28 14:48:49.863 INFO [stderr] 2 |     let integerVar: i32 = 100;
Nov 28 14:48:49.863 INFO [stderr]   |         ^^^^^^^^^^
Nov 28 14:48:49.863 INFO [stderr]   |
Nov 28 14:48:49.863 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 28 14:48:49.864 INFO [stderr] 
Nov 28 14:48:49.864 INFO [stderr] warning: variable `floatingVar` should have a snake case name such as `floating_var`
Nov 28 14:48:49.864 INFO [stderr]  --> examples/printing_primitives.rs:3:9
Nov 28 14:48:49.864 INFO [stderr]   |
Nov 28 14:48:49.864 INFO [stderr] 3 |     let floatingVar: f32 = 331.79;
Nov 28 14:48:49.865 INFO [stderr]   |         ^^^^^^^^^^^
Nov 28 14:48:49.865 INFO [stderr] 
Nov 28 14:48:49.865 INFO [stderr] warning: variable `doubleVar` should have a snake case name such as `double_var`
Nov 28 14:48:49.866 INFO [stderr]  --> examples/printing_primitives.rs:4:9
Nov 28 14:48:49.866 INFO [stderr]   |
Nov 28 14:48:49.866 INFO [stderr] 4 |     let doubleVar: f64 = 8.44e-11;
Nov 28 14:48:49.866 INFO [stderr]   |         ^^^^^^^^^
Nov 28 14:48:49.866 INFO [stderr] 
Nov 28 14:48:49.867 INFO [stderr] warning: variable `charVar` should have a snake case name such as `char_var`
Nov 28 14:48:49.867 INFO [stderr]  --> examples/printing_primitives.rs:5:9
Nov 28 14:48:49.867 INFO [stderr]   |
Nov 28 14:48:49.867 INFO [stderr] 5 |     let charVar: char = 'W';
Nov 28 14:48:49.868 INFO [stderr]   |         ^^^^^^^
Nov 28 14:48:49.868 INFO [stderr] 
Nov 28 14:48:49.868 INFO [stderr] warning: variable `boolVar` should have a snake case name such as `bool_var`
Nov 28 14:48:49.869 INFO [stderr]  --> examples/printing_primitives.rs:6:9
Nov 28 14:48:49.869 INFO [stderr]   |
Nov 28 14:48:49.869 INFO [stderr] 6 |     let mut boolVar: bool = false;
Nov 28 14:48:49.869 INFO [stderr]   |         ^^^^^^^^^^^
Nov 28 14:48:49.869 INFO [stderr] 
Nov 28 14:48:50.076 INFO [stderr] warning: variable `MAX` should have a snake case name such as `max`
Nov 28 14:48:50.077 INFO [stderr]   --> examples/user_spec_loop.rs:12:9
Nov 28 14:48:50.077 INFO [stderr]    |
Nov 28 14:48:50.077 INFO [stderr] 12 |     let MAX: i32= buf.trim().parse().expect("Failed to parse number!");
Nov 28 14:48:50.077 INFO [stderr]    |         ^^^
Nov 28 14:48:50.078 INFO [stderr]    |
Nov 28 14:48:50.078 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 28 14:48:50.078 INFO [stderr] 
Nov 28 14:48:51.101 INFO [stderr] warning: unused imports: `Write`, `stdout`
Nov 28 14:48:51.101 INFO [stderr]  --> src/main.rs:1:15
Nov 28 14:48:51.101 INFO [stderr]   |
Nov 28 14:48:51.101 INFO [stderr] 1 | use std::io::{Write, stdin, stdout};
Nov 28 14:48:51.101 INFO [stderr]   |               ^^^^^         ^^^^^^
Nov 28 14:48:51.102 INFO [stderr]   |
Nov 28 14:48:51.102 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 14:48:51.102 INFO [stderr] 
Nov 28 14:48:51.125 INFO [stderr] warning: unused variable: `stdin`
Nov 28 14:48:51.125 INFO [stderr]   --> src/main.rs:18:13
Nov 28 14:48:51.125 INFO [stderr]    |
Nov 28 14:48:51.125 INFO [stderr] 18 |     let mut stdin = stdin();
Nov 28 14:48:51.126 INFO [stderr]    |             ^^^^^ help: consider using `_stdin` instead
Nov 28 14:48:51.126 INFO [stderr]    |
Nov 28 14:48:51.126 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 14:48:51.126 INFO [stderr] 
Nov 28 14:48:51.126 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:48:51.127 INFO [stderr]   --> src/main.rs:18:9
Nov 28 14:48:51.127 INFO [stderr]    |
Nov 28 14:48:51.127 INFO [stderr] 18 |     let mut stdin = stdin();
Nov 28 14:48:51.127 INFO [stderr]    |         ----^^^^^
Nov 28 14:48:51.127 INFO [stderr]    |         |
Nov 28 14:48:51.128 INFO [stderr]    |         help: remove this `mut`
Nov 28 14:48:51.128 INFO [stderr]    |
Nov 28 14:48:51.128 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 14:48:51.128 INFO [stderr] 
Nov 28 14:48:51.128 INFO [stderr] warning: struct is never constructed: `CarT`
Nov 28 14:48:51.129 INFO [stderr]  --> src/main.rs:3:1
Nov 28 14:48:51.129 INFO [stderr]   |
Nov 28 14:48:51.129 INFO [stderr] 3 | struct CarT {
Nov 28 14:48:51.129 INFO [stderr]   | ^^^^^^^^^^^
Nov 28 14:48:51.129 INFO [stderr]   |
Nov 28 14:48:51.130 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 14:48:51.130 INFO [stderr] 
Nov 28 14:48:51.130 INFO [stderr] warning: struct is never constructed: `RentalT`
Nov 28 14:48:51.130 INFO [stderr]   --> src/main.rs:11:1
Nov 28 14:48:51.130 INFO [stderr]    |
Nov 28 14:48:51.131 INFO [stderr] 11 | struct RentalT {
Nov 28 14:48:51.131 INFO [stderr]    | ^^^^^^^^^^^^^^
Nov 28 14:48:51.131 INFO [stderr] 
Nov 28 14:48:51.131 INFO [stderr] warning: structure field `carId` should have a snake case name such as `car_id`
Nov 28 14:48:51.131 INFO [stderr]  --> src/main.rs:4:5
Nov 28 14:48:51.132 INFO [stderr]   |
Nov 28 14:48:51.132 INFO [stderr] 4 |     carId: u32,
Nov 28 14:48:51.132 INFO [stderr]   |     ^^^^^^^^^^
Nov 28 14:48:51.132 INFO [stderr]   |
Nov 28 14:48:51.133 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 28 14:48:51.133 INFO [stderr] 
Nov 28 14:48:51.133 INFO [stderr] warning: structure field `numDoors` should have a snake case name such as `num_doors`
Nov 28 14:48:51.133 INFO [stderr]  --> src/main.rs:7:5
Nov 28 14:48:51.133 INFO [stderr]   |
Nov 28 14:48:51.134 INFO [stderr] 7 |     numDoors: u32,
Nov 28 14:48:51.134 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 28 14:48:51.134 INFO [stderr] 
Nov 28 14:48:51.134 INFO [stderr] warning: structure field `renterName` should have a snake case name such as `renter_name`
Nov 28 14:48:51.134 INFO [stderr]   --> src/main.rs:12:5
Nov 28 14:48:51.135 INFO [stderr]    |
Nov 28 14:48:51.135 INFO [stderr] 12 |     renterName: String,
Nov 28 14:48:51.135 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Nov 28 14:48:51.135 INFO [stderr] 
Nov 28 14:48:51.135 INFO [stderr] warning: structure field `daysRenting` should have a snake case name such as `days_renting`
Nov 28 14:48:51.135 INFO [stderr]   --> src/main.rs:13:5
Nov 28 14:48:51.135 INFO [stderr]    |
Nov 28 14:48:51.135 INFO [stderr] 13 |     daysRenting: u32,
Nov 28 14:48:51.135 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 28 14:48:51.135 INFO [stderr] 
Nov 28 14:48:51.135 INFO [stderr] warning: structure field `carId` should have a snake case name such as `car_id`
Nov 28 14:48:51.135 INFO [stderr]   --> src/main.rs:14:5
Nov 28 14:48:51.135 INFO [stderr]    |
Nov 28 14:48:51.135 INFO [stderr] 14 |     carId: u32
Nov 28 14:48:51.135 INFO [stderr]    |     ^^^^^^^^^^
Nov 28 14:48:51.135 INFO [stderr] 
Nov 28 14:48:51.154 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.77s
Nov 28 14:48:51.160 INFO [stderr] su: No module specific data is present
Nov 28 14:48:52.152 INFO running `"docker" "inspect" "dd85811dbcadf82dfe4ffb9f5712f5568fe25cded4e9b3605e19cb7ce16c4d10"`
Nov 28 14:48:52.497 INFO running `"docker" "rm" "-f" "dd85811dbcadf82dfe4ffb9f5712f5568fe25cded4e9b3605e19cb7ce16c4d10"`
Nov 28 14:48:52.873 INFO [stdout] dd85811dbcadf82dfe4ffb9f5712f5568fe25cded4e9b3605e19cb7ce16c4d10