Dec 17 11:57:02.813 INFO checking widmogrod/rust-playground against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 11:57:02.813 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/widmogrod/rust-playground:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 11:57:03.232 INFO [stdout] fc28063c6ba3e7ee62502f5cd631e42e43a809bca723f55ea363f14fcf7204fb
Dec 17 11:57:03.234 INFO running `"docker" "start" "-a" "fc28063c6ba3e7ee62502f5cd631e42e43a809bca723f55ea363f14fcf7204fb"`
Dec 17 11:57:04.688 INFO [stderr]     Checking playground v0.1.0 (/opt/crater/workdir)
Dec 17 11:57:05.008 INFO [stderr] warning: variant is never constructed: `PaidCart`
Dec 17 11:57:05.008 INFO [stderr]   --> src/ply/ddd.rs:19:5
Dec 17 11:57:05.008 INFO [stderr]    |
Dec 17 11:57:05.008 INFO [stderr] 19 |     PaidCart(PayedItems, PaymentMethod)
Dec 17 11:57:05.008 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:57:05.008 INFO [stderr]    |
Dec 17 11:57:05.008 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 11:57:05.008 INFO [stderr] 
Dec 17 11:57:05.008 INFO [stderr] warning: function is never used: `items_in_cart`
Dec 17 11:57:05.008 INFO [stderr]   --> src/ply/ddd.rs:30:1
Dec 17 11:57:05.008 INFO [stderr]    |
Dec 17 11:57:05.008 INFO [stderr] 30 | fn items_in_cart(c: ShoppingCart)  -> usize {
Dec 17 11:57:05.008 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:57:05.008 INFO [stderr] 
Dec 17 11:57:05.021 INFO [stderr] warning: variant is never constructed: `EmptyCart`
Dec 17 11:57:05.021 INFO [stderr]   --> src/ply/ddd.rs:17:5
Dec 17 11:57:05.021 INFO [stderr]    |
Dec 17 11:57:05.021 INFO [stderr] 17 |     EmptyCart,
Dec 17 11:57:05.021 INFO [stderr]    |     ^^^^^^^^^
Dec 17 11:57:05.021 INFO [stderr]    |
Dec 17 11:57:05.021 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 11:57:05.021 INFO [stderr] 
Dec 17 11:57:05.021 INFO [stderr] warning: variant is never constructed: `ActiveCart`
Dec 17 11:57:05.021 INFO [stderr]   --> src/ply/ddd.rs:18:5
Dec 17 11:57:05.021 INFO [stderr]    |
Dec 17 11:57:05.021 INFO [stderr] 18 |     ActiveCart(UnpayedItems),
Dec 17 11:57:05.021 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:57:05.021 INFO [stderr] 
Dec 17 11:57:05.021 INFO [stderr] warning: variant is never constructed: `PaidCart`
Dec 17 11:57:05.021 INFO [stderr]   --> src/ply/ddd.rs:19:5
Dec 17 11:57:05.021 INFO [stderr]    |
Dec 17 11:57:05.021 INFO [stderr] 19 |     PaidCart(PayedItems, PaymentMethod)
Dec 17 11:57:05.021 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:57:05.021 INFO [stderr] 
Dec 17 11:57:05.021 INFO [stderr] warning: function is never used: `new_cart`
Dec 17 11:57:05.021 INFO [stderr]   --> src/ply/ddd.rs:26:1
Dec 17 11:57:05.021 INFO [stderr]    |
Dec 17 11:57:05.021 INFO [stderr] 26 | fn new_cart()  -> ShoppingCart {
Dec 17 11:57:05.021 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:57:05.021 INFO [stderr] 
Dec 17 11:57:05.021 INFO [stderr] warning: function is never used: `items_in_cart`
Dec 17 11:57:05.021 INFO [stderr]   --> src/ply/ddd.rs:30:1
Dec 17 11:57:05.021 INFO [stderr]    |
Dec 17 11:57:05.021 INFO [stderr] 30 | fn items_in_cart(c: ShoppingCart)  -> usize {
Dec 17 11:57:05.021 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:57:05.021 INFO [stderr] 
Dec 17 11:57:05.021 INFO [stderr] warning: function is never used: `add_to_cart`
Dec 17 11:57:05.021 INFO [stderr]   --> src/ply/ddd.rs:39:1
Dec 17 11:57:05.021 INFO [stderr]    |
Dec 17 11:57:05.021 INFO [stderr] 39 | fn add_to_cart(c: ShoppingCart, i: Item) -> ShoppingCart {
Dec 17 11:57:05.021 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:57:05.021 INFO [stderr] 
Dec 17 11:57:05.364 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
Dec 17 11:57:06.071 INFO running `"docker" "inspect" "fc28063c6ba3e7ee62502f5cd631e42e43a809bca723f55ea363f14fcf7204fb"`
Dec 17 11:57:06.394 INFO running `"docker" "rm" "-f" "fc28063c6ba3e7ee62502f5cd631e42e43a809bca723f55ea363f14fcf7204fb"`
Dec 17 11:57:06.724 INFO [stdout] fc28063c6ba3e7ee62502f5cd631e42e43a809bca723f55ea363f14fcf7204fb