[INFO] cloning repository https://github.com/Lemniscate314/Elevator-Simulator-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lemniscate314/Elevator-Simulator-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLemniscate314%2FElevator-Simulator-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLemniscate314%2FElevator-Simulator-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] caa189dccb7356314025c846e8796c92716c2c00
[INFO] checking Lemniscate314/Elevator-Simulator-Rust against try#724e78794d2cf06eef820a24c9a4608d63435e1d for pr-149145
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLemniscate314%2FElevator-Simulator-Rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Lemniscate314/Elevator-Simulator-Rust
[INFO] finished tweaking git repo https://github.com/Lemniscate314/Elevator-Simulator-Rust
[INFO] tweaked toml for git repo https://github.com/Lemniscate314/Elevator-Simulator-Rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Lemniscate314/Elevator-Simulator-Rust on toolchain 724e78794d2cf06eef820a24c9a4608d63435e1d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Lemniscate314/Elevator-Simulator-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking Lemniscate314/Elevator-Simulator-Rust against try#724e78794d2cf06eef820a24c9a4608d63435e1d for pr-149145
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLemniscate314%2FElevator-Simulator-Rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Lemniscate314/Elevator-Simulator-Rust
[INFO] finished tweaking git repo https://github.com/Lemniscate314/Elevator-Simulator-Rust
[INFO] tweaked toml for git repo https://github.com/Lemniscate314/Elevator-Simulator-Rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Lemniscate314/Elevator-Simulator-Rust on toolchain 724e78794d2cf06eef820a24c9a4608d63435e1d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Lemniscate314/Elevator-Simulator-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db4dd4a774bd6ad4d14097841063b2609e69f00f84f636d70dc39302e352a183
[INFO] running `Command { std: "docker" "start" "-a" "db4dd4a774bd6ad4d14097841063b2609e69f00f84f636d70dc39302e352a183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db4dd4a774bd6ad4d14097841063b2609e69f00f84f636d70dc39302e352a183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db4dd4a774bd6ad4d14097841063b2609e69f00f84f636d70dc39302e352a183", kill_on_drop: false }`
[INFO] [stdout] db4dd4a774bd6ad4d14097841063b2609e69f00f84f636d70dc39302e352a183
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa497e6d5cec87567f249ebf3f475255abe40f72df4e343acbff9c92df6c033a
[INFO] running `Command { std: "docker" "start" "-a" "fa497e6d5cec87567f249ebf3f475255abe40f72df4e343acbff9c92df6c033a", kill_on_drop: false }`
[INFO] [stderr]     Checking ElevatorSimulatorRust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find value `floor` in this scope
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         floor
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: the binding `floor` is available in a different scope in the same function
[INFO] [stdout]   --> src/main.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |             let floor: i32 = input.as_str().parse().expect("Failed to parse input as integer");
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] help: consider importing one of these functions
[INFO] [stdout]    |
[INFO] [stdout]  1 + use core::f32::math::floor;
[INFO] [stdout]    |
[INFO] [stdout]  1 + use core::f64::math::floor;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a` in this scope
[INFO] [stdout]   --> src/main.rs:85:51
[INFO] [stdout]    |
[INFO] [stdout] 85 |                     let floor = self.select_floor(a);
[INFO] [stdout]    |                                                   ^ help: a local variable with a similar name exists: `i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `floor` in this scope
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         floor
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: the binding `floor` is available in a different scope in the same function
[INFO] [stdout]   --> src/main.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |             let floor: i32 = input.as_str().parse().expect("Failed to parse input as integer");
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] help: consider importing one of these functions
[INFO] [stdout]    |
[INFO] [stdout]  1 + use core::f32::math::floor;
[INFO] [stdout]    |
[INFO] [stdout]  1 + use core::f64::math::floor;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a` in this scope
[INFO] [stdout]   --> src/main.rs:85:51
[INFO] [stdout]    |
[INFO] [stdout] 85 |                     let floor = self.select_floor(a);
[INFO] [stdout]    |                                                   ^ help: a local variable with a similar name exists: `i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `select_floor` has an incompatible type for trait
[INFO] [stdout]   --> src/main.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn select_floor(&mut self,id:i32)->i32{
[INFO] [stdout]    |                     ^^^^^^^^^ types differ in mutability
[INFO] [stdout]    |
[INFO] [stdout] note: type in trait
[INFO] [stdout]   --> src/main.rs:9:21
[INFO] [stdout]    |
[INFO] [stdout]  9 |     fn select_floor(&self,id:i32);
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: expected signature `fn(&Elevator, _) -> ()`
[INFO] [stdout]               found signature `fn(&mut Elevator, _) -> i32`
[INFO] [stdout] help: change the self-receiver type to match the trait
[INFO] [stdout]    |
[INFO] [stdout] 38 -     fn select_floor(&mut self,id:i32)->i32{
[INFO] [stdout] 38 +     fn select_floor(&self,id:i32)->i32{
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `ask_passenger` has an incompatible type for trait
[INFO] [stdout]   --> src/main.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn ask_passenger(&mut self)
[INFO] [stdout]    |                      ^^^^^^^^^ types differ in mutability
[INFO] [stdout]    |
[INFO] [stdout] note: type in trait
[INFO] [stdout]   --> src/main.rs:8:22
[INFO] [stdout]    |
[INFO] [stdout]  8 |     fn ask_passenger(&self);
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout]    = note: expected signature `fn(&Elevator)`
[INFO] [stdout]               found signature `fn(&mut Elevator)`
[INFO] [stdout] help: change the self-receiver type to match the trait
[INFO] [stdout]    |
[INFO] [stdout] 66 -     fn ask_passenger(&mut self)
[INFO] [stdout] 66 +     fn ask_passenger(&self)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `select_floor` has an incompatible type for trait
[INFO] [stdout]   --> src/main.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn select_floor(&mut self,id:i32)->i32{
[INFO] [stdout]    |                     ^^^^^^^^^ types differ in mutability
[INFO] [stdout]    |
[INFO] [stdout] note: type in trait
[INFO] [stdout]   --> src/main.rs:9:21
[INFO] [stdout]    |
[INFO] [stdout]  9 |     fn select_floor(&self,id:i32);
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: expected signature `fn(&Elevator, _) -> ()`
[INFO] [stdout]               found signature `fn(&mut Elevator, _) -> i32`
[INFO] [stdout] help: change the self-receiver type to match the trait
[INFO] [stdout]    |
[INFO] [stdout] 38 -     fn select_floor(&mut self,id:i32)->i32{
[INFO] [stdout] 38 +     fn select_floor(&self,id:i32)->i32{
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `ask_passenger` has an incompatible type for trait
[INFO] [stdout]   --> src/main.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn ask_passenger(&mut self)
[INFO] [stdout]    |                      ^^^^^^^^^ types differ in mutability
[INFO] [stdout]    |
[INFO] [stdout] note: type in trait
[INFO] [stdout]   --> src/main.rs:8:22
[INFO] [stdout]    |
[INFO] [stdout]  8 |     fn ask_passenger(&self);
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout]    = note: expected signature `fn(&Elevator)`
[INFO] [stdout]               found signature `fn(&mut Elevator)`
[INFO] [stdout] help: change the self-receiver type to match the trait
[INFO] [stdout]    |
[INFO] [stdout] 66 -     fn ask_passenger(&mut self)
[INFO] [stdout] 66 +     fn ask_passenger(&self)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the type `[i32]` cannot be indexed by `i32`
[INFO] [stdout]   --> src/main.rs:56:68
[INFO] [stdout]    |
[INFO] [stdout] 56 |                     if let Some(x) = self.destination_list.get_mut(floor-1) {
[INFO] [stdout]    |                                                            ------- ^^^^^^^ slice indices are of type `usize` or ranges of `usize`
[INFO] [stdout]    |                                                            |
[INFO] [stdout]    |                                                            required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `SliceIndex<[i32]>` is not implemented for `i32`
[INFO] [stdout] help: the following other types implement trait `SliceIndex<T>`
[INFO] [stdout]   --> /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/core/src/bstr/traits.rs:203:0
[INFO] [stdout]    |
[INFO] [stdout]    = note: `usize` implements `SliceIndex<ByteStr>`
[INFO] [stdout]   --> /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/core/src/slice/index.rs:214:0
[INFO] [stdout]    |
[INFO] [stdout]    = note: `usize` implements `SliceIndex<[T]>`
[INFO] [stdout] note: required by a bound in `core::slice::<impl [T]>::get_mut`
[INFO] [stdout]   --> /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/core/src/slice/mod.rs:598:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the type `[i32]` cannot be indexed by `i32`
[INFO] [stdout]   --> src/main.rs:56:68
[INFO] [stdout]    |
[INFO] [stdout] 56 |                     if let Some(x) = self.destination_list.get_mut(floor-1) {
[INFO] [stdout]    |                                                            ------- ^^^^^^^ slice indices are of type `usize` or ranges of `usize`
[INFO] [stdout]    |                                                            |
[INFO] [stdout]    |                                                            required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `SliceIndex<[i32]>` is not implemented for `i32`
[INFO] [stdout] help: the following other types implement trait `SliceIndex<T>`
[INFO] [stdout]   --> /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/core/src/bstr/traits.rs:203:0
[INFO] [stdout]    |
[INFO] [stdout]    = note: `usize` implements `SliceIndex<ByteStr>`
[INFO] [stdout]   --> /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/core/src/slice/index.rs:214:0
[INFO] [stdout]    |
[INFO] [stdout]    = note: `usize` implements `SliceIndex<[T]>`
[INFO] [stdout] note: required by a bound in `core::slice::<impl [T]>::get_mut`
[INFO] [stdout]   --> /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/core/src/slice/mod.rs:598:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:86:60
[INFO] [stdout]    |
[INFO] [stdout] 86 |                     if assert!(self.list_of_floor.contains(&floor))
[INFO] [stdout]    |                                                   -------- ^^^^^^ expected `&i32`, found `&()`
[INFO] [stdout]    |                                                   |
[INFO] [stdout]    |                                                   arguments to this method are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&i32`
[INFO] [stdout]               found reference `&()`
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/core/src/slice/mod.rs:2586:11
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:86:60
[INFO] [stdout]    |
[INFO] [stdout] 86 |                     if assert!(self.list_of_floor.contains(&floor))
[INFO] [stdout]    |                                                   -------- ^^^^^^ expected `&i32`, found `&()`
[INFO] [stdout]    |                                                   |
[INFO] [stdout]    |                                                   arguments to this method are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&i32`
[INFO] [stdout]               found reference `&()`
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/core/src/slice/mod.rs:2586:11
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0317]: `if` may be missing an `else` clause
[INFO] [stdout]   --> src/main.rs:86:24
[INFO] [stdout]    |
[INFO] [stdout] 86 |                     if assert!(self.list_of_floor.contains(&floor))
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        expected `bool`, found `()`
[INFO] [stdout]    |                        found here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `if` expressions without `else` evaluate to `()`
[INFO] [stdout]    = help: consider adding an `else` block that evaluates to the expected type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0317]: `if` may be missing an `else` clause
[INFO] [stdout]   --> src/main.rs:86:24
[INFO] [stdout]    |
[INFO] [stdout] 86 |                     if assert!(self.list_of_floor.contains(&floor))
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        expected `bool`, found `()`
[INFO] [stdout]    |                        found here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `if` expressions without `else` evaluate to `()`
[INFO] [stdout]    = help: consider adding an `else` block that evaluates to the expected type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:88:49
[INFO] [stdout]    |
[INFO] [stdout] 88 |                         self.list_of_floor.push(floor);
[INFO] [stdout]    |                                            ---- ^^^^^ expected `i32`, found `()`
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            arguments to this method are incorrect
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/alloc/src/vec/mod.rs:2523:11
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:88:49
[INFO] [stdout]    |
[INFO] [stdout] 88 |                         self.list_of_floor.push(floor);
[INFO] [stdout]    |                                            ---- ^^^^^ expected `i32`, found `()`
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            arguments to this method are incorrect
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /rustc/724e78794d2cf06eef820a24c9a4608d63435e1d/library/alloc/src/vec/mod.rs:2523:11
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut next: i32 = self.current_floor - 1;
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut next: i32 = self.current_floor - 1;
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let mut elevator = Elevator
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let mut elevator = Elevator
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0053, E0277, E0308, E0317, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0053`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0053, E0277, E0308, E0317, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0053`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ElevatorSimulatorRust` (bin "ElevatorSimulatorRust") due to 8 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `ElevatorSimulatorRust` (bin "ElevatorSimulatorRust" test) due to 8 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fa497e6d5cec87567f249ebf3f475255abe40f72df4e343acbff9c92df6c033a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa497e6d5cec87567f249ebf3f475255abe40f72df4e343acbff9c92df6c033a", kill_on_drop: false }`
[INFO] [stdout] fa497e6d5cec87567f249ebf3f475255abe40f72df4e343acbff9c92df6c033a
