[INFO] cloning repository https://github.com/ZephOne/smart_rack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZephOne/smart_rack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZephOne%2Fsmart_rack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZephOne%2Fsmart_rack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ade1d57f076b313ff63ff4348da49ccab87be89
[INFO] checking ZephOne/smart_rack against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZephOne%2Fsmart_rack" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ZephOne/smart_rack on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ZephOne/smart_rack
[INFO] finished tweaking git repo https://github.com/ZephOne/smart_rack
[INFO] tweaked toml for git repo https://github.com/ZephOne/smart_rack written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ZephOne/smart_rack already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a7b88f04f9c774458b4ffd9c728144f4895f4618ba5c7d1f29859924b7752957
[INFO] running `Command { std: "docker" "start" "-a" "a7b88f04f9c774458b4ffd9c728144f4895f4618ba5c7d1f29859924b7752957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7b88f04f9c774458b4ffd9c728144f4895f4618ba5c7d1f29859924b7752957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7b88f04f9c774458b4ffd9c728144f4895f4618ba5c7d1f29859924b7752957", kill_on_drop: false }`
[INFO] [stdout] a7b88f04f9c774458b4ffd9c728144f4895f4618ba5c7d1f29859924b7752957
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bd12bade98c0c649e767659ce752d9e76036c89f7dc468597db05f8571197ef8
[INFO] running `Command { std: "docker" "start" "-a" "bd12bade98c0c649e767659ce752d9e76036c89f7dc468597db05f8571197ef8", kill_on_drop: false }`
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[INFO] [stderr]     Checking smart_rack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: cannot borrow `self.current_order.items_to_pick` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/model.rs:88:33
[INFO] [stdout]    |
[INFO] [stdout] 85 |                       true => match self.current_order.items_to_pick.get(item_picked_gen_code) {
[INFO] [stdout]    |                                     -------------------------------- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 88 | /                                 self.current_order
[INFO] [stdout] 89 | |                                     .items_to_pick
[INFO] [stdout]    | |__________________________________________________^ mutable borrow occurs here
[INFO] [stdout] 90 |                                       .insert(item_picked.gen_code.clone(), *quantity - 1);
[INFO] [stdout]    |                                                                             --------- immutable borrow later used here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Order`
[INFO] [stdout]  --> src/model.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Order {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `OrderList`
[INFO] [stdout]   --> src/model.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct OrderList {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Rack`
[INFO] [stdout]   --> src/model.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Rack {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_items_to_pick`
[INFO] [stdout]   --> src/model.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn set_items_to_pick(&mut self, items_to_pick: HashMap<String, u8>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_items_to_pick`
[INFO] [stdout]   --> src/model.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn get_items_to_pick(&self) -> &HashMap<String, u8> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_items_picked`
[INFO] [stdout]   --> src/model.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn set_items_picked(&mut self, items_picked: HashMap<String, u8>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_items_picked`
[INFO] [stdout]   --> src/model.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn get_items_picked(&self) -> &HashMap<String, u8> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_gen_code`
[INFO] [stdout]   --> src/model.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn set_gen_code(&mut self, gen_code: String) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_gen_code`
[INFO] [stdout]   --> src/model.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn get_gen_code(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_gen_code`
[INFO] [stdout]   --> src/model.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn set_gen_code(&mut self, gen_code: String) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_gen_code`
[INFO] [stdout]   --> src/model.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn get_gen_code(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_order_list`
[INFO] [stdout]   --> src/model.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn set_order_list(&mut self, order_list: HashMap<String, Order>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update`
[INFO] [stdout]   --> src/model.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn update(&mut self, order: Order) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_current_order`
[INFO] [stdout]   --> src/model.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn set_current_order(&mut self, order: Order) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `state_changed`
[INFO] [stdout]   --> src/model.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn state_changed(&mut self, item_number: u32) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `self.current_order.items_to_pick` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/model.rs:88:33
[INFO] [stdout]    |
[INFO] [stdout] 85 |                       true => match self.current_order.items_to_pick.get(item_picked_gen_code) {
[INFO] [stdout]    |                                     -------------------------------- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 88 | /                                 self.current_order
[INFO] [stdout] 89 | |                                     .items_to_pick
[INFO] [stdout]    | |__________________________________________________^ mutable borrow occurs here
[INFO] [stdout] 90 |                                       .insert(item_picked.gen_code.clone(), *quantity - 1);
[INFO] [stdout]    |                                                                             --------- immutable borrow later used here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Order`
[INFO] [stdout]  --> src/model.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Order {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `OrderList`
[INFO] [stdout]   --> src/model.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct OrderList {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Rack`
[INFO] [stdout]   --> src/model.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Rack {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_items_to_pick`
[INFO] [stdout]   --> src/model.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn set_items_to_pick(&mut self, items_to_pick: HashMap<String, u8>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_items_to_pick`
[INFO] [stdout]   --> src/model.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn get_items_to_pick(&self) -> &HashMap<String, u8> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_items_picked`
[INFO] [stdout]   --> src/model.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn set_items_picked(&mut self, items_picked: HashMap<String, u8>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_items_picked`
[INFO] [stdout]   --> src/model.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn get_items_picked(&self) -> &HashMap<String, u8> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_gen_code`
[INFO] [stdout]   --> src/model.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn set_gen_code(&mut self, gen_code: String) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_gen_code`
[INFO] [stdout]   --> src/model.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn get_gen_code(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_gen_code`
[INFO] [stdout]   --> src/model.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn set_gen_code(&mut self, gen_code: String) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_gen_code`
[INFO] [stdout]   --> src/model.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn get_gen_code(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_order_list`
[INFO] [stdout]   --> src/model.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn set_order_list(&mut self, order_list: HashMap<String, Order>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update`
[INFO] [stdout]   --> src/model.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn update(&mut self, order: Order) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_current_order`
[INFO] [stdout]   --> src/model.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn set_current_order(&mut self, order: Order) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `state_changed`
[INFO] [stdout]   --> src/model.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn state_changed(&mut self, item_number: u32) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `smart_rack::model`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use smart_rack::model;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `smart_rack::model`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use smart_rack::model;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "bd12bade98c0c649e767659ce752d9e76036c89f7dc468597db05f8571197ef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd12bade98c0c649e767659ce752d9e76036c89f7dc468597db05f8571197ef8", kill_on_drop: false }`
[INFO] [stdout] bd12bade98c0c649e767659ce752d9e76036c89f7dc468597db05f8571197ef8