Nov 29 18:38:30.561 INFO checking sdiguana/RustVendingMachine against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 18:38:30.561 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 29 18:38:31.076 INFO [stdout] 446263c2d9ce229bcba784763f7d6def64f8ff85686fbdf3ca844f734e52a7e5
Nov 29 18:38:31.083 INFO running `"docker" "start" "-a" "446263c2d9ce229bcba784763f7d6def64f8ff85686fbdf3ca844f734e52a7e5"`
Nov 29 18:38:32.424 INFO [stderr] usermod: no changes
Nov 29 18:38:32.479 INFO [stderr]     Checking vending_machine v0.1.0 (/source)
Nov 29 18:38:32.840 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:38:32.840 INFO [stderr]   --> src/main.rs:69:9
Nov 29 18:38:32.840 INFO [stderr]    |
Nov 29 18:38:32.840 INFO [stderr] 69 |     let mut coffee = Item {name: String::from("coffee"), price: 1.25, stock: 3};
Nov 29 18:38:32.840 INFO [stderr]    |         ----^^^^^^
Nov 29 18:38:32.840 INFO [stderr]    |         |
Nov 29 18:38:32.841 INFO [stderr]    |         help: remove this `mut`
Nov 29 18:38:32.841 INFO [stderr]    |
Nov 29 18:38:32.841 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 18:38:32.841 INFO [stderr] 
Nov 29 18:38:32.841 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:38:32.841 INFO [stderr]   --> src/main.rs:70:9
Nov 29 18:38:32.841 INFO [stderr]    |
Nov 29 18:38:32.841 INFO [stderr] 70 |     let mut fizzy_water = Item {name: String::from("cascade ice"), price: 1.5, stock: 5};
Nov 29 18:38:32.841 INFO [stderr]    |         ----^^^^^^^^^^^
Nov 29 18:38:32.841 INFO [stderr]    |         |
Nov 29 18:38:32.841 INFO [stderr]    |         help: remove this `mut`
Nov 29 18:38:32.841 INFO [stderr] 
Nov 29 18:38:32.841 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:38:32.841 INFO [stderr]   --> src/main.rs:71:9
Nov 29 18:38:32.841 INFO [stderr]    |
Nov 29 18:38:32.841 INFO [stderr] 71 |     let mut candy = Item {name: String::from("life savers"), price: 0.75, stock: 1};
Nov 29 18:38:32.841 INFO [stderr]    |         ----^^^^^
Nov 29 18:38:32.841 INFO [stderr]    |         |
Nov 29 18:38:32.841 INFO [stderr]    |         help: remove this `mut`
Nov 29 18:38:32.841 INFO [stderr] 
Nov 29 18:38:32.841 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:38:32.841 INFO [stderr]   --> src/main.rs:72:9
Nov 29 18:38:32.841 INFO [stderr]    |
Nov 29 18:38:32.841 INFO [stderr] 72 |     let mut mints = Item {name: String::from("mints"), price: 1.0, stock: 2};
Nov 29 18:38:32.841 INFO [stderr]    |         ----^^^^^
Nov 29 18:38:32.841 INFO [stderr]    |         |
Nov 29 18:38:32.841 INFO [stderr]    |         help: remove this `mut`
Nov 29 18:38:32.841 INFO [stderr] 
Nov 29 18:38:32.841 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:38:32.841 INFO [stderr]   --> src/main.rs:74:9
Nov 29 18:38:32.841 INFO [stderr]    |
Nov 29 18:38:32.841 INFO [stderr] 74 |     let mut contents = vec![coffee, fizzy_water, candy, mints];
Nov 29 18:38:32.841 INFO [stderr]    |         ----^^^^^^^^
Nov 29 18:38:32.841 INFO [stderr]    |         |
Nov 29 18:38:32.841 INFO [stderr]    |         help: remove this `mut`
Nov 29 18:38:32.841 INFO [stderr] 
Nov 29 18:38:32.865 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:38:32.865 INFO [stderr]    --> src/main.rs:195:17
Nov 29 18:38:32.865 INFO [stderr]     |
Nov 29 18:38:32.865 INFO [stderr] 195 |             let mut c = read_line();
Nov 29 18:38:32.865 INFO [stderr]     |                 ----^
Nov 29 18:38:32.865 INFO [stderr]     |                 |
Nov 29 18:38:32.865 INFO [stderr]     |                 help: remove this `mut`
Nov 29 18:38:32.865 INFO [stderr] 
Nov 29 18:38:32.865 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:38:32.865 INFO [stderr]    --> src/main.rs:200:17
Nov 29 18:38:32.865 INFO [stderr]     |
Nov 29 18:38:32.865 INFO [stderr] 200 |             let mut q = read_line();
Nov 29 18:38:32.866 INFO [stderr]     |                 ----^
Nov 29 18:38:32.866 INFO [stderr]     |                 |
Nov 29 18:38:32.866 INFO [stderr]     |                 help: remove this `mut`
Nov 29 18:38:32.866 INFO [stderr] 
Nov 29 18:38:32.866 INFO [stderr] warning: structure field `UserCredit` should have a snake case name such as `user_credit`
Nov 29 18:38:32.866 INFO [stderr]   --> src/main.rs:53:5
Nov 29 18:38:32.866 INFO [stderr]    |
Nov 29 18:38:32.866 INFO [stderr] 53 |     UserCredit: f32
Nov 29 18:38:32.866 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 29 18:38:32.866 INFO [stderr]    |
Nov 29 18:38:32.872 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 29 18:38:32.872 INFO [stderr] 
Nov 29 18:38:32.887 INFO [stderr] warning: variable `isValidEntry` should have a snake case name such as `is_valid_entry`
Nov 29 18:38:32.887 INFO [stderr]    --> src/main.rs:121:9
Nov 29 18:38:32.887 INFO [stderr]     |
Nov 29 18:38:32.887 INFO [stderr] 121 |     let mut isValidEntry = false;
Nov 29 18:38:32.887 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Nov 29 18:38:32.887 INFO [stderr] 
Nov 29 18:38:33.036 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:38:33.036 INFO [stderr]   --> src/main.rs:69:9
Nov 29 18:38:33.036 INFO [stderr]    |
Nov 29 18:38:33.036 INFO [stderr] 69 |     let mut coffee = Item {name: String::from("coffee"), price: 1.25, stock: 3};
Nov 29 18:38:33.036 INFO [stderr]    |         ----^^^^^^
Nov 29 18:38:33.036 INFO [stderr]    |         |
Nov 29 18:38:33.036 INFO [stderr]    |         help: remove this `mut`
Nov 29 18:38:33.037 INFO [stderr]    |
Nov 29 18:38:33.037 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 18:38:33.037 INFO [stderr] 
Nov 29 18:38:33.037 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:38:33.037 INFO [stderr]   --> src/main.rs:70:9
Nov 29 18:38:33.037 INFO [stderr]    |
Nov 29 18:38:33.037 INFO [stderr] 70 |     let mut fizzy_water = Item {name: String::from("cascade ice"), price: 1.5, stock: 5};
Nov 29 18:38:33.037 INFO [stderr]    |         ----^^^^^^^^^^^
Nov 29 18:38:33.037 INFO [stderr]    |         |
Nov 29 18:38:33.037 INFO [stderr]    |         help: remove this `mut`
Nov 29 18:38:33.037 INFO [stderr] 
Nov 29 18:38:33.037 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:38:33.037 INFO [stderr]   --> src/main.rs:71:9
Nov 29 18:38:33.037 INFO [stderr]    |
Nov 29 18:38:33.037 INFO [stderr] 71 |     let mut candy = Item {name: String::from("life savers"), price: 0.75, stock: 1};
Nov 29 18:38:33.037 INFO [stderr]    |         ----^^^^^
Nov 29 18:38:33.037 INFO [stderr]    |         |
Nov 29 18:38:33.037 INFO [stderr]    |         help: remove this `mut`
Nov 29 18:38:33.037 INFO [stderr] 
Nov 29 18:38:33.037 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:38:33.037 INFO [stderr]   --> src/main.rs:72:9
Nov 29 18:38:33.037 INFO [stderr]    |
Nov 29 18:38:33.037 INFO [stderr] 72 |     let mut mints = Item {name: String::from("mints"), price: 1.0, stock: 2};
Nov 29 18:38:33.037 INFO [stderr]    |         ----^^^^^
Nov 29 18:38:33.037 INFO [stderr]    |         |
Nov 29 18:38:33.037 INFO [stderr]    |         help: remove this `mut`
Nov 29 18:38:33.037 INFO [stderr] 
Nov 29 18:38:33.037 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:38:33.037 INFO [stderr]   --> src/main.rs:74:9
Nov 29 18:38:33.037 INFO [stderr]    |
Nov 29 18:38:33.037 INFO [stderr] 74 |     let mut contents = vec![coffee, fizzy_water, candy, mints];
Nov 29 18:38:33.037 INFO [stderr]    |         ----^^^^^^^^
Nov 29 18:38:33.037 INFO [stderr]    |         |
Nov 29 18:38:33.037 INFO [stderr]    |         help: remove this `mut`
Nov 29 18:38:33.037 INFO [stderr] 
Nov 29 18:38:33.056 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:38:33.056 INFO [stderr]    --> src/main.rs:195:17
Nov 29 18:38:33.056 INFO [stderr]     |
Nov 29 18:38:33.056 INFO [stderr] 195 |             let mut c = read_line();
Nov 29 18:38:33.056 INFO [stderr]     |                 ----^
Nov 29 18:38:33.056 INFO [stderr]     |                 |
Nov 29 18:38:33.056 INFO [stderr]     |                 help: remove this `mut`
Nov 29 18:38:33.056 INFO [stderr] 
Nov 29 18:38:33.056 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:38:33.056 INFO [stderr]    --> src/main.rs:200:17
Nov 29 18:38:33.056 INFO [stderr]     |
Nov 29 18:38:33.057 INFO [stderr] 200 |             let mut q = read_line();
Nov 29 18:38:33.057 INFO [stderr]     |                 ----^
Nov 29 18:38:33.057 INFO [stderr]     |                 |
Nov 29 18:38:33.057 INFO [stderr]     |                 help: remove this `mut`
Nov 29 18:38:33.057 INFO [stderr] 
Nov 29 18:38:33.057 INFO [stderr] warning: structure field `UserCredit` should have a snake case name such as `user_credit`
Nov 29 18:38:33.057 INFO [stderr]   --> src/main.rs:53:5
Nov 29 18:38:33.057 INFO [stderr]    |
Nov 29 18:38:33.057 INFO [stderr] 53 |     UserCredit: f32
Nov 29 18:38:33.057 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 29 18:38:33.057 INFO [stderr]    |
Nov 29 18:38:33.057 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 29 18:38:33.057 INFO [stderr] 
Nov 29 18:38:33.064 INFO [stderr] warning: variable `isValidEntry` should have a snake case name such as `is_valid_entry`
Nov 29 18:38:33.064 INFO [stderr]    --> src/main.rs:121:9
Nov 29 18:38:33.064 INFO [stderr]     |
Nov 29 18:38:33.064 INFO [stderr] 121 |     let mut isValidEntry = false;
Nov 29 18:38:33.064 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Nov 29 18:38:33.064 INFO [stderr] 
Nov 29 18:38:33.095 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
Nov 29 18:38:33.097 INFO [stderr] su: No module specific data is present
Nov 29 18:38:33.752 INFO running `"docker" "inspect" "446263c2d9ce229bcba784763f7d6def64f8ff85686fbdf3ca844f734e52a7e5"`
Nov 29 18:38:33.976 INFO running `"docker" "rm" "-f" "446263c2d9ce229bcba784763f7d6def64f8ff85686fbdf3ca844f734e52a7e5"`
Nov 29 18:38:34.304 INFO [stdout] 446263c2d9ce229bcba784763f7d6def64f8ff85686fbdf3ca844f734e52a7e5