Dec 19 05:32:11.585 INFO checking widmogrod/rust-playground against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 05:32:11.585 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 05:32:12.097 INFO [stdout] 76fd8014f6010b85ec960a6e52cbb80de3e02dc48dbc618fa45db6dac30cec49
Dec 19 05:32:12.104 INFO running `"docker" "start" "-a" "76fd8014f6010b85ec960a6e52cbb80de3e02dc48dbc618fa45db6dac30cec49"`
Dec 19 05:32:14.228 INFO [stderr]     Checking playground v0.1.0 (/opt/crater/workdir)
Dec 19 05:32:14.464 INFO [stderr] warning: variant is never constructed: `EmptyCart`
Dec 19 05:32:14.464 INFO [stderr]   --> src/ply/ddd.rs:17:5
Dec 19 05:32:14.464 INFO [stderr]    |
Dec 19 05:32:14.464 INFO [stderr] 17 |     EmptyCart,
Dec 19 05:32:14.464 INFO [stderr]    |     ^^^^^^^^^
Dec 19 05:32:14.464 INFO [stderr]    |
Dec 19 05:32:14.464 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 05:32:14.464 INFO [stderr] 
Dec 19 05:32:14.464 INFO [stderr] warning: variant is never constructed: `ActiveCart`
Dec 19 05:32:14.464 INFO [stderr]   --> src/ply/ddd.rs:18:5
Dec 19 05:32:14.464 INFO [stderr]    |
Dec 19 05:32:14.464 INFO [stderr] 18 |     ActiveCart(UnpayedItems),
Dec 19 05:32:14.465 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:32:14.465 INFO [stderr] 
Dec 19 05:32:14.465 INFO [stderr] warning: variant is never constructed: `PaidCart`
Dec 19 05:32:14.465 INFO [stderr]   --> src/ply/ddd.rs:19:5
Dec 19 05:32:14.465 INFO [stderr]    |
Dec 19 05:32:14.465 INFO [stderr] 19 |     PaidCart(PayedItems, PaymentMethod)
Dec 19 05:32:14.465 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:32:14.465 INFO [stderr] 
Dec 19 05:32:14.465 INFO [stderr] warning: function is never used: `new_cart`
Dec 19 05:32:14.465 INFO [stderr]   --> src/ply/ddd.rs:26:1
Dec 19 05:32:14.465 INFO [stderr]    |
Dec 19 05:32:14.465 INFO [stderr] 26 | fn new_cart()  -> ShoppingCart {
Dec 19 05:32:14.465 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:32:14.465 INFO [stderr] 
Dec 19 05:32:14.465 INFO [stderr] warning: function is never used: `items_in_cart`
Dec 19 05:32:14.465 INFO [stderr]   --> src/ply/ddd.rs:30:1
Dec 19 05:32:14.465 INFO [stderr]    |
Dec 19 05:32:14.465 INFO [stderr] 30 | fn items_in_cart(c: ShoppingCart)  -> usize {
Dec 19 05:32:14.465 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:32:14.465 INFO [stderr] 
Dec 19 05:32:14.465 INFO [stderr] warning: function is never used: `add_to_cart`
Dec 19 05:32:14.465 INFO [stderr]   --> src/ply/ddd.rs:39:1
Dec 19 05:32:14.465 INFO [stderr]    |
Dec 19 05:32:14.465 INFO [stderr] 39 | fn add_to_cart(c: ShoppingCart, i: Item) -> ShoppingCart {
Dec 19 05:32:14.465 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:32:14.465 INFO [stderr] 
Dec 19 05:32:14.666 INFO [stderr] warning: variant is never constructed: `PaidCart`
Dec 19 05:32:14.666 INFO [stderr]   --> src/ply/ddd.rs:19:5
Dec 19 05:32:14.666 INFO [stderr]    |
Dec 19 05:32:14.666 INFO [stderr] 19 |     PaidCart(PayedItems, PaymentMethod)
Dec 19 05:32:14.666 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:32:14.666 INFO [stderr]    |
Dec 19 05:32:14.666 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 05:32:14.666 INFO [stderr] 
Dec 19 05:32:14.666 INFO [stderr] warning: function is never used: `items_in_cart`
Dec 19 05:32:14.666 INFO [stderr]   --> src/ply/ddd.rs:30:1
Dec 19 05:32:14.666 INFO [stderr]    |
Dec 19 05:32:14.666 INFO [stderr] 30 | fn items_in_cart(c: ShoppingCart)  -> usize {
Dec 19 05:32:14.666 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:32:14.666 INFO [stderr] 
Dec 19 05:32:14.821 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
Dec 19 05:32:15.680 INFO running `"docker" "inspect" "76fd8014f6010b85ec960a6e52cbb80de3e02dc48dbc618fa45db6dac30cec49"`
Dec 19 05:32:15.972 INFO running `"docker" "rm" "-f" "76fd8014f6010b85ec960a6e52cbb80de3e02dc48dbc618fa45db6dac30cec49"`
Dec 19 05:32:16.252 INFO [stdout] 76fd8014f6010b85ec960a6e52cbb80de3e02dc48dbc618fa45db6dac30cec49