[INFO] updating cached repository ZephOne/smart_rack
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ZephOne/smart_rack
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ZephOne/smart_rack" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/ZephOne/smart_rack"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/ZephOne/smart_rack'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ZephOne/smart_rack" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/ZephOne/smart_rack"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/ZephOne/smart_rack'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4ade1d57f076b313ff63ff4348da49ccab87be89
[INFO] sha for GitHub repo ZephOne/smart_rack: 4ade1d57f076b313ff63ff4348da49ccab87be89
[INFO] validating manifest of ZephOne/smart_rack on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ZephOne/smart_rack on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ZephOne/smart_rack
[INFO] finished frobbing ZephOne/smart_rack
[INFO] frobbed toml for ZephOne/smart_rack written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/ZephOne/smart_rack/Cargo.toml
[INFO] started frobbing ZephOne/smart_rack
[INFO] finished frobbing ZephOne/smart_rack
[INFO] frobbed toml for ZephOne/smart_rack written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/ZephOne/smart_rack/Cargo.toml
[INFO] crate ZephOne/smart_rack already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ZephOne/smart_rack against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-3/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/ZephOne/smart_rack:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 46b23fa23ee083b0252c03b307cc825e5d25da9a69b16b0032b154a3b0302d61
[INFO] running `"docker" "start" "-a" "46b23fa23ee083b0252c03b307cc825e5d25da9a69b16b0032b154a3b0302d61"`
[INFO] [stderr]     Checking glib-sys v0.7.0
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking gobject-sys v0.7.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]     Checking glib v0.6.0
[INFO] [stderr]     Checking gio-sys v0.7.0
[INFO] [stderr]     Checking pango-sys v0.7.0
[INFO] [stderr]     Checking atk-sys v0.7.0
[INFO] [stderr]     Checking tokio-uds v0.2.4
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]     Checking gdk-pixbuf-sys v0.7.0
[INFO] [stderr]     Checking hyper v0.12.16
[INFO] [stderr]     Checking gio v0.5.1
[INFO] [stderr]     Checking cairo-sys-rs v0.7.0
[INFO] [stderr]     Checking pango v0.5.0
[INFO] [stderr]     Checking cairo-rs v0.5.0
[INFO] [stderr]     Checking gdk-sys v0.7.0
[INFO] [stderr]     Checking gtk-sys v0.7.0
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.5
[INFO] [stderr]     Checking gdk-pixbuf v0.5.0
[INFO] [stderr]     Checking gdk v0.9.0
[INFO] [stderr]     Checking gtk v0.5.0
[INFO] [stderr]     Checking smart_rack v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: cannot borrow `self.current_order.items_to_pick` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/model.rs:88:33
[INFO] [stderr]    |
[INFO] [stderr] 85 |                       true => match self.current_order.items_to_pick.get(item_picked_gen_code) {
[INFO] [stderr]    |                                     -------------------------------- immutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 88 | /                                 self.current_order
[INFO] [stderr] 89 | |                                     .items_to_pick
[INFO] [stderr]    | |__________________________________________________^ mutable borrow occurs here
[INFO] [stderr] 90 |                                       .insert(item_picked.gen_code.clone(), *quantity - 1);
[INFO] [stderr]    |                                                                             --------- immutable borrow later used here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Order`
[INFO] [stderr]  --> src/model.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct Order {
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Item`
[INFO] [stderr]  --> src/model.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | struct Item {
[INFO] [stderr]   | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `OrderList`
[INFO] [stderr]   --> src/model.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct OrderList {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Rack`
[INFO] [stderr]   --> src/model.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct Rack {
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_items_to_pick`
[INFO] [stderr]   --> src/model.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn set_items_to_pick(&mut self, items_to_pick: HashMap<String, u8>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_items_to_pick`
[INFO] [stderr]   --> src/model.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn get_items_to_pick(&self) -> &HashMap<String, u8> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_items_picked`
[INFO] [stderr]   --> src/model.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn set_items_picked(&mut self, items_picked: HashMap<String, u8>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_items_picked`
[INFO] [stderr]   --> src/model.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn get_items_picked(&self) -> &HashMap<String, u8> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_gen_code`
[INFO] [stderr]   --> src/model.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn set_gen_code(&mut self, gen_code: String) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_gen_code`
[INFO] [stderr]   --> src/model.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn get_gen_code(&self) -> &String {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_gen_code`
[INFO] [stderr]   --> src/model.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn set_gen_code(&mut self, gen_code: String) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_gen_code`
[INFO] [stderr]   --> src/model.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn get_gen_code(&self) -> &String {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_order_list`
[INFO] [stderr]   --> src/model.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn set_order_list(&mut self, order_list: HashMap<String, Order>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `update`
[INFO] [stderr]   --> src/model.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn update(&mut self, order: Order) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_current_order`
[INFO] [stderr]   --> src/model.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub fn set_current_order(&mut self, order: Order) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `state_changed`
[INFO] [stderr]   --> src/model.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn state_changed(&mut self, item_number: u32) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `self.current_order.items_to_pick` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/model.rs:88:33
[INFO] [stderr]    |
[INFO] [stderr] 85 |                       true => match self.current_order.items_to_pick.get(item_picked_gen_code) {
[INFO] [stderr]    |                                     -------------------------------- immutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 88 | /                                 self.current_order
[INFO] [stderr] 89 | |                                     .items_to_pick
[INFO] [stderr]    | |__________________________________________________^ mutable borrow occurs here
[INFO] [stderr] 90 |                                       .insert(item_picked.gen_code.clone(), *quantity - 1);
[INFO] [stderr]    |                                                                             --------- immutable borrow later used here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Order`
[INFO] [stderr]  --> src/model.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct Order {
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Item`
[INFO] [stderr]  --> src/model.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | struct Item {
[INFO] [stderr]   | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `OrderList`
[INFO] [stderr]   --> src/model.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct OrderList {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Rack`
[INFO] [stderr]   --> src/model.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct Rack {
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_items_to_pick`
[INFO] [stderr]   --> src/model.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn set_items_to_pick(&mut self, items_to_pick: HashMap<String, u8>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_items_to_pick`
[INFO] [stderr]   --> src/model.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn get_items_to_pick(&self) -> &HashMap<String, u8> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_items_picked`
[INFO] [stderr]   --> src/model.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn set_items_picked(&mut self, items_picked: HashMap<String, u8>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_items_picked`
[INFO] [stderr]   --> src/model.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn get_items_picked(&self) -> &HashMap<String, u8> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_gen_code`
[INFO] [stderr]   --> src/model.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn set_gen_code(&mut self, gen_code: String) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_gen_code`
[INFO] [stderr]   --> src/model.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn get_gen_code(&self) -> &String {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_gen_code`
[INFO] [stderr]   --> src/model.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn set_gen_code(&mut self, gen_code: String) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_gen_code`
[INFO] [stderr]   --> src/model.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn get_gen_code(&self) -> &String {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_order_list`
[INFO] [stderr]   --> src/model.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn set_order_list(&mut self, order_list: HashMap<String, Order>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `update`
[INFO] [stderr]   --> src/model.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn update(&mut self, order: Order) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_current_order`
[INFO] [stderr]   --> src/model.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub fn set_current_order(&mut self, order: Order) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `state_changed`
[INFO] [stderr]   --> src/model.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn state_changed(&mut self, item_number: u32) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `smart_rack::model`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use smart_rack::model;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `smart_rack::model`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use smart_rack::model;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `"docker" "inspect" "46b23fa23ee083b0252c03b307cc825e5d25da9a69b16b0032b154a3b0302d61"`
[INFO] running `"docker" "rm" "-f" "46b23fa23ee083b0252c03b307cc825e5d25da9a69b16b0032b154a3b0302d61"`
[INFO] [stdout] 46b23fa23ee083b0252c03b307cc825e5d25da9a69b16b0032b154a3b0302d61