[INFO] updating cached repository https://github.com/andrensegura/rpg
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aefc832ae2d5e0ad373ffc90e5246e1cd9fe5c02
[INFO] checking andrensegura/rpg against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrensegura%2Frpg" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andrensegura/rpg on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/andrensegura/rpg
[INFO] finished tweaking git repo https://github.com/andrensegura/rpg
[INFO] tweaked toml for git repo https://github.com/andrensegura/rpg written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/andrensegura/rpg already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-13/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/andrensegura/lib_andre`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b3c475e8714a2f92a48d861d9eed255e9cf17ab7e1d92f26861f38c600e6e209
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "b3c475e8714a2f92a48d861d9eed255e9cf17ab7e1d92f26861f38c600e6e209"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking lib_andre v0.1.2 (https://github.com/andrensegura/lib_andre#48714433)
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rpg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:67:22
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let mut player = try!(intro());
[INFO] [stderr]    |                      ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:69:12
[INFO] [stderr]    |
[INFO] [stderr] 69 |         if try!(battle(&mut player, level)) != 0 {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |             try!(prompt("Press enter to continue..."));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |             try!(allocate(5, &mut player.attributes));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 |     try!(allocate(unallocated, &mut player.attributes));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     try!(prompt("Are you ready?: "));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:164:20
[INFO] [stderr]     |
[INFO] [stderr] 164 |     println!("{}", try!(print_file("log/log.rpg")));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:191:5
[INFO] [stderr]     |
[INFO] [stderr] 191 |     try!(calculate_stats(&monster.attributes, &monster.item, &mut monster.stats));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:223:35
[INFO] [stderr]     |
[INFO] [stderr] 223 |         let response: Vec<char> = try!(prompt("What attribute? (str/vit/agi/dex/luk): "))
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:310:5
[INFO] [stderr]     |
[INFO] [stderr] 310 |     try!(calculate_stats(&player.attributes, &player.item, &mut player.stats));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:311:23
[INFO] [stderr]     |
[INFO] [stderr] 311 |     let mut monster = try!(spawn_monster(level));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:314:35
[INFO] [stderr]     |
[INFO] [stderr] 314 |         let response: Vec<char> = try!(prompt("command: "))
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:325:22
[INFO] [stderr]     |
[INFO] [stderr] 325 |                      try!(log(format!("Dealt {} damage!", player_damage)));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:327:25
[INFO] [stderr]     |
[INFO] [stderr] 327 |                         try!(show_log());
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:333:22
[INFO] [stderr]     |
[INFO] [stderr] 333 |                      try!(log(format!("You healed for {}", heal)));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:342:9
[INFO] [stderr]     |
[INFO] [stderr] 342 |         try!(show_log());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:345:9
[INFO] [stderr]     |
[INFO] [stderr] 345 |         try!(log(format!("Took {} damage!", monster_damage)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:347:9
[INFO] [stderr]     |
[INFO] [stderr] 347 |         try!(show_log());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:66:33
[INFO] [stderr]    |
[INFO] [stderr] 66 | fn try_main() -> Result<(), Box<Error>>{
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:86:36
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn intro() -> Result<Creature, Box<Error>>{
[INFO] [stderr]    |                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:147:41
[INFO] [stderr]     |
[INFO] [stderr] 147 | fn log(event: String) -> Result<(), Box<Error>>{
[INFO] [stderr]     |                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:163:33
[INFO] [stderr]     |
[INFO] [stderr] 163 | fn show_log() -> Result<(), Box<Error>>{
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:168:54
[INFO] [stderr]     |
[INFO] [stderr] 168 | fn spawn_monster(level: u32) -> Result<Creature, Box<Error>> {
[INFO] [stderr]     |                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:219:68
[INFO] [stderr]     |
[INFO] [stderr] 219 | fn allocate(total: u32, attributes: &mut Attr) -> Result <u32, Box<Error>>{
[INFO] [stderr]     |                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:265:89
[INFO] [stderr]     |
[INFO] [stderr] 265 | fn calculate_stats(attributes: &Attr, item: &Attr, stats: &mut Stats) -> Result<(), Box<Error>>{
[INFO] [stderr]     |                                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/main.rs:282:3
[INFO] [stderr]     |
[INFO] [stderr] 282 | /   ((agent_attack as f64 * 0.9) as u32
[INFO] [stderr] 283 | |   + ((rand::random::<u32>() % ((agent_attack as f64 * 0.2) as u32)))
[INFO] [stderr] 284 | |   + { if (rand::random::<u32>() % 100) <= agent_critch {
[INFO] [stderr] 285 | |         (agent_attack as f64 * 0.9) as u32
[INFO] [stderr] ...   |
[INFO] [stderr] 289 | |       }
[INFO] [stderr] 290 | |     })
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 282 |   (agent_attack as f64 * 0.9) as u32
[INFO] [stderr] 283 |   + ((rand::random::<u32>() % ((agent_attack as f64 * 0.2) as u32)))
[INFO] [stderr] 284 |   + { if (rand::random::<u32>() % 100) <= agent_critch {
[INFO] [stderr] 285 |         (agent_attack as f64 * 0.9) as u32
[INFO] [stderr] 286 |         + ((rand::random::<u32>() % ((agent_attack as f64 * 0.2) as u32)))
[INFO] [stderr] 287 |       }else{
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:305:65
[INFO] [stderr]     |
[INFO] [stderr] 305 | fn battle(player: &mut Creature, level: u32) -> Result<u32, Box<Error>>{
[INFO] [stderr]     |                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::thread::sleep_ms;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
[INFO] [stderr]    --> src/main.rs:123:5
[INFO] [stderr]     |
[INFO] [stderr] 123 |     sleep_ms(1000);
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:67:22
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let mut player = try!(intro());
[INFO] [stderr]    |                      ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:69:12
[INFO] [stderr]    |
[INFO] [stderr] 69 |         if try!(battle(&mut player, level)) != 0 {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |             try!(prompt("Press enter to continue..."));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |             try!(allocate(5, &mut player.attributes));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 |     try!(allocate(unallocated, &mut player.attributes));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     try!(prompt("Are you ready?: "));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:164:20
[INFO] [stderr]     |
[INFO] [stderr] 164 |     println!("{}", try!(print_file("log/log.rpg")));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:191:5
[INFO] [stderr]     |
[INFO] [stderr] 191 |     try!(calculate_stats(&monster.attributes, &monster.item, &mut monster.stats));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:223:35
[INFO] [stderr]     |
[INFO] [stderr] 223 |         let response: Vec<char> = try!(prompt("What attribute? (str/vit/agi/dex/luk): "))
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:310:5
[INFO] [stderr]     |
[INFO] [stderr] 310 |     try!(calculate_stats(&player.attributes, &player.item, &mut player.stats));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:311:23
[INFO] [stderr]     |
[INFO] [stderr] 311 |     let mut monster = try!(spawn_monster(level));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:314:35
[INFO] [stderr]     |
[INFO] [stderr] 314 |         let response: Vec<char> = try!(prompt("command: "))
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:325:22
[INFO] [stderr]     |
[INFO] [stderr] 325 |                      try!(log(format!("Dealt {} damage!", player_damage)));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:327:25
[INFO] [stderr]     |
[INFO] [stderr] 327 |                         try!(show_log());
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:333:22
[INFO] [stderr]     |
[INFO] [stderr] 333 |                      try!(log(format!("You healed for {}", heal)));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:342:9
[INFO] [stderr]     |
[INFO] [stderr] 342 |         try!(show_log());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:345:9
[INFO] [stderr]     |
[INFO] [stderr] 345 |         try!(log(format!("Took {} damage!", monster_damage)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:347:9
[INFO] [stderr]     |
[INFO] [stderr] 347 |         try!(show_log());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:66:33
[INFO] [stderr]    |
[INFO] [stderr] 66 | fn try_main() -> Result<(), Box<Error>>{
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:86:36
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn intro() -> Result<Creature, Box<Error>>{
[INFO] [stderr]    |                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:147:41
[INFO] [stderr]     |
[INFO] [stderr] 147 | fn log(event: String) -> Result<(), Box<Error>>{
[INFO] [stderr]     |                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:163:33
[INFO] [stderr]     |
[INFO] [stderr] 163 | fn show_log() -> Result<(), Box<Error>>{
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:168:54
[INFO] [stderr]     |
[INFO] [stderr] 168 | fn spawn_monster(level: u32) -> Result<Creature, Box<Error>> {
[INFO] [stderr]     |                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:219:68
[INFO] [stderr]     |
[INFO] [stderr] 219 | fn allocate(total: u32, attributes: &mut Attr) -> Result <u32, Box<Error>>{
[INFO] [stderr]     |                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:265:89
[INFO] [stderr]     |
[INFO] [stderr] 265 | fn calculate_stats(attributes: &Attr, item: &Attr, stats: &mut Stats) -> Result<(), Box<Error>>{
[INFO] [stderr]     |                                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/main.rs:282:3
[INFO] [stderr]     |
[INFO] [stderr] 282 | /   ((agent_attack as f64 * 0.9) as u32
[INFO] [stderr] 283 | |   + ((rand::random::<u32>() % ((agent_attack as f64 * 0.2) as u32)))
[INFO] [stderr] 284 | |   + { if (rand::random::<u32>() % 100) <= agent_critch {
[INFO] [stderr] 285 | |         (agent_attack as f64 * 0.9) as u32
[INFO] [stderr] ...   |
[INFO] [stderr] 289 | |       }
[INFO] [stderr] 290 | |     })
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 282 |   (agent_attack as f64 * 0.9) as u32
[INFO] [stderr] 283 |   + ((rand::random::<u32>() % ((agent_attack as f64 * 0.2) as u32)))
[INFO] [stderr] 284 |   + { if (rand::random::<u32>() % 100) <= agent_critch {
[INFO] [stderr] 285 |         (agent_attack as f64 * 0.9) as u32
[INFO] [stderr] 286 |         + ((rand::random::<u32>() % ((agent_attack as f64 * 0.2) as u32)))
[INFO] [stderr] 287 |       }else{
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:305:65
[INFO] [stderr]     |
[INFO] [stderr] 305 | fn battle(player: &mut Creature, level: u32) -> Result<u32, Box<Error>>{
[INFO] [stderr]     |                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::thread::sleep_ms;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
[INFO] [stderr]    --> src/main.rs:123:5
[INFO] [stderr]     |
[INFO] [stderr] 123 |     sleep_ms(1000);
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 29 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 29 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `"docker" "inspect" "b3c475e8714a2f92a48d861d9eed255e9cf17ab7e1d92f26861f38c600e6e209"`
[INFO] running `"docker" "rm" "-f" "b3c475e8714a2f92a48d861d9eed255e9cf17ab7e1d92f26861f38c600e6e209"`
[INFO] [stdout] b3c475e8714a2f92a48d861d9eed255e9cf17ab7e1d92f26861f38c600e6e209