[INFO] cloning repository https://github.com/binglekruger/Rust_Recap_2024
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/binglekruger/Rust_Recap_2024" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinglekruger%2FRust_Recap_2024", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinglekruger%2FRust_Recap_2024'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12bbdc0f98f23cf73b315734a1a17d3686ca38fa
[INFO] checking binglekruger/Rust_Recap_2024 against try#b28cc4eb48a6415b914e8ad0308be255ff8d73ed for pr-156508
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinglekruger%2FRust_Recap_2024" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/binglekruger/Rust_Recap_2024
[INFO] finished tweaking git repo https://github.com/binglekruger/Rust_Recap_2024
[INFO] tweaked toml for git repo https://github.com/binglekruger/Rust_Recap_2024 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/binglekruger/Rust_Recap_2024 on toolchain b28cc4eb48a6415b914e8ad0308be255ff8d73ed
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b28cc4eb48a6415b914e8ad0308be255ff8d73ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/binglekruger/Rust_Recap_2024 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" "+b28cc4eb48a6415b914e8ad0308be255ff8d73ed" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.60
[INFO] [stderr]   Downloaded thiserror v1.0.60
[INFO] [stderr]   Downloaded anyhow v1.0.83
[INFO] [stderr]   Downloaded syn v2.0.63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b28cc4eb48a6415b914e8ad0308be255ff8d73ed" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80f608bf9383dac8cb4085a77bdad2d8e53e356caddbb2a81de9886399772e40
[INFO] running `Command { std: "docker" "start" "-a" "80f608bf9383dac8cb4085a77bdad2d8e53e356caddbb2a81de9886399772e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80f608bf9383dac8cb4085a77bdad2d8e53e356caddbb2a81de9886399772e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80f608bf9383dac8cb4085a77bdad2d8e53e356caddbb2a81de9886399772e40", kill_on_drop: false }`
[INFO] [stdout] 80f608bf9383dac8cb4085a77bdad2d8e53e356caddbb2a81de9886399772e40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b28cc4eb48a6415b914e8ad0308be255ff8d73ed" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1eb24702cd8cca35a2d48d26934f0d5ff4af3d6c8c4545ca24b4ebd899c99830
[INFO] running `Command { std: "docker" "start" "-a" "1eb24702cd8cca35a2d48d26934f0d5ff4af3d6c8c4545ca24b4ebd899c99830", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking common v0.1.0 (/opt/rustwide/workdir/helpers/common)
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking outro_02 v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/12_outro)
[INFO] [stderr]     Checking outro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/13_outro)
[INFO] [stderr]     Checking setters v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/07_setters)
[INFO] [stderr]     Checking error_trait v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/09_error_trait)
[INFO] [stderr]     Checking nullability v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/05_nullability)
[INFO] [stderr]     Checking enum_ v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/01_enum)
[INFO] [stderr]     Checking str_slice v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/05_str_slice)
[INFO] [stderr]     Checking validation v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/02_validation)
[INFO] [stdout] error[E0432]: unresolved import `outro_03::SaturatingU16`
[INFO] [stdout]  --> exercises/04_traits/13_outro/tests/integration.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use outro_03::SaturatingU16;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^ no `SaturatingU16` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking unwrap v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/07_unwrap)
[INFO] [stderr]     Checking error_enums v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/08_error_enums)
[INFO] [stdout] error[E0599]: no variant, associated function, or constant named `ToDo` found for enum `Status` in the current scope
[INFO] [stdout]   --> exercises/05_ticket_v2/01_enum/src/lib.rs:67:29
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum Status {
[INFO] [stdout]    | ----------- variant, associated function, or constant `ToDo` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 67 |             status: Status::ToDo,
[INFO] [stdout]    |                             ^^^^ variant, associated function, or constant not found in `Status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant, associated function, or constant named `ToDo` found for enum `Status` in the current scope
[INFO] [stdout]   --> exercises/05_ticket_v2/01_enum/src/lib.rs:72:29
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum Status {
[INFO] [stdout]    | ----------- variant, associated function, or constant `ToDo` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 72 |             status: Status::ToDo,
[INFO] [stdout]    |                             ^^^^ variant, associated function, or constant not found in `Status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking variants_with_data v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/03_variants_with_data)
[INFO] [stdout] error[E0599]: no variant, associated function, or constant named `ToDo` found for enum `Status` in the current scope
[INFO] [stdout]   --> exercises/05_ticket_v2/01_enum/src/lib.rs:80:30
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum Status {
[INFO] [stdout]    | ----------- variant, associated function, or constant `ToDo` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 80 |         let status = Status::ToDo;
[INFO] [stdout]    |                              ^^^^ variant, associated function, or constant not found in `Status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant, associated function, or constant named `InProgress` found for enum `Status` in the current scope
[INFO] [stdout]   --> exercises/05_ticket_v2/01_enum/src/lib.rs:97:30
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum Status {
[INFO] [stdout]    | ----------- variant, associated function, or constant `InProgress` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 97 |         let status = Status::InProgress;
[INFO] [stdout]    |                              ^^^^^^^^^^ variant, associated function, or constant not found in `Status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant, associated function, or constant named `InProgress` found for enum `Status` in the current scope
[INFO] [stdout]    --> exercises/05_ticket_v2/01_enum/src/lib.rs:118:29
[INFO] [stdout]     |
[INFO] [stdout]  13 | enum Status {
[INFO] [stdout]     | ----------- variant, associated function, or constant `InProgress` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 118 |             status: Status::InProgress,
[INFO] [stdout]     |                             ^^^^^^^^^^ variant, associated function, or constant not found in `Status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant, associated function, or constant named `Done` found for enum `Status` in the current scope
[INFO] [stdout]    --> exercises/05_ticket_v2/01_enum/src/lib.rs:123:29
[INFO] [stdout]     |
[INFO] [stdout]  13 | enum Status {
[INFO] [stdout]     | ----------- variant, associated function, or constant `Done` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 123 |             status: Status::Done,
[INFO] [stdout]     |                             ^^^^ variant, associated function, or constant not found in `Status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr]     Checking fallibility v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/06_fallibility)
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `enum_` (lib test) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0277]: `TicketNewError` doesn't implement `std::fmt::Display`
[INFO] [stdout]    --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:101:34
[INFO] [stdout]     |
[INFO] [stdout] 101 |         assert_eq!(format!("{}", ticket.unwrap_err()), "Title cannot be empty");
[INFO] [stdout]     |                             --   ^^^^^^^^^^^^^^^^^^^ `TicketNewError` cannot be formatted with the default formatter
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             required by this formatting parameter
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `std::fmt::Display` is not implemented for `TicketNewError`
[INFO] [stdout]    --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout]   6 | enum TicketNewError {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `TicketNewError: AmbiguousIfMoreThanOne<Token>` is not satisfied
[INFO] [stdout]    --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:104:22
[INFO] [stdout]     |
[INFO] [stdout] 104 |     assert_impl_one!(TicketNewError: std::error::Error);
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `std::error::Error` is not implemented for `TicketNewError`
[INFO] [stdout]    --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout]   6 | enum TicketNewError {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: required for `TicketNewError` to implement `AmbiguousIfMoreThanOne<Token>`
[INFO] [stdout]    --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     assert_impl_one!(TicketNewError: std::error::Error);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound introduced here
[INFO] [stdout]     = note: this error originates in the macro `assert_impl_one` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `title`
[INFO] [stdout]   --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn easy_ticket(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]    |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_title`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `description`
[INFO] [stdout]   --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:15:31
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn easy_ticket(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]    |                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_description`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `status`
[INFO] [stdout]   --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:15:52
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn easy_ticket(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]    |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `title`
[INFO] [stdout]  --> exercises/05_ticket_v2/07_unwrap/src/lib.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn easy_ticket(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]   |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_title`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `description`
[INFO] [stdout]  --> exercises/05_ticket_v2/07_unwrap/src/lib.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn easy_ticket(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]   |                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_description`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `status`
[INFO] [stdout]  --> exercises/05_ticket_v2/07_unwrap/src/lib.rs:4:52
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn easy_ticket(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]   |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] warning: variants `InProgress` and `Done` are never constructed
[INFO] [stdout]   --> exercises/05_ticket_v2/07_unwrap/src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum Status {
[INFO] [stdout]    |      ------ variants in this enum
[INFO] [stdout] 17 |     ToDo,
[INFO] [stdout] 18 |     InProgress { assigned_to: String },
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 19 |     Done,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/07_unwrap/src/lib.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 23 |     pub fn new(title: String, description: String, status: Status) -> Result<Ticket, String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `title`, `description`, and `status` are never read
[INFO] [stdout]  --> exercises/03_ticket_v1/02_validation/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Ticket {
[INFO] [stdout]   |        ------ fields in this struct
[INFO] [stdout] 2 |     title: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 3 |     description: String,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 4 |     status: String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `outro_03` (test "integration") due to 1 previous error
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |             return Err("Title cannot be empty".to_string());
[INFO] [stdout]    |                    --- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `TicketNewError`, found `String`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout] help: the type constructed contains `String` due to the type of the argument passed
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:35:20
[INFO] [stdout]    |
[INFO] [stdout] 35 |             return Err("Title cannot be empty".to_string());
[INFO] [stdout]    |                    ^^^^-----------------------------------^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        this argument influences the type of `Err`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> /rustc/b28cc4eb48a6415b914e8ad0308be255ff8d73ed/library/core/src/result.rs:566:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:38:24
[INFO] [stdout]    |
[INFO] [stdout] 38 |             return Err("Title cannot be longer than 50 characters".to_string());
[INFO] [stdout]    |                    --- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `TicketNewError`, found `String`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout] help: the type constructed contains `String` due to the type of the argument passed
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:38:20
[INFO] [stdout]    |
[INFO] [stdout] 38 |             return Err("Title cannot be longer than 50 characters".to_string());
[INFO] [stdout]    |                    ^^^^-------------------------------------------------------^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        this argument influences the type of `Err`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> /rustc/b28cc4eb48a6415b914e8ad0308be255ff8d73ed/library/core/src/result.rs:566:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:41:24
[INFO] [stdout]    |
[INFO] [stdout] 41 |             return Err("Description cannot be empty".to_string());
[INFO] [stdout]    |                    --- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `TicketNewError`, found `String`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout] help: the type constructed contains `String` due to the type of the argument passed
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:41:20
[INFO] [stdout]    |
[INFO] [stdout] 41 |             return Err("Description cannot be empty".to_string());
[INFO] [stdout]    |                    ^^^^-----------------------------------------^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        this argument influences the type of `Err`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> /rustc/b28cc4eb48a6415b914e8ad0308be255ff8d73ed/library/core/src/result.rs:566:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:44:24
[INFO] [stdout]    |
[INFO] [stdout] 44 |             return Err("Description cannot be longer than 500 characters".to_string());
[INFO] [stdout]    |                    --- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `TicketNewError`, found `String`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout] help: the type constructed contains `String` due to the type of the argument passed
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:44:20
[INFO] [stdout]    |
[INFO] [stdout] 44 |             return Err("Description cannot be longer than 500 characters".to_string());
[INFO] [stdout]    |                    ^^^^--------------------------------------------------------------^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        this argument influences the type of `Err`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> /rustc/b28cc4eb48a6415b914e8ad0308be255ff8d73ed/library/core/src/result.rs:566:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `title`
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn easy_ticket(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]    |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_title`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `description`
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn easy_ticket(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]    |                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_description`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `status`
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:10:52
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn easy_ticket(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]    |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `error_trait` (lib test) due to 2 previous errors; 3 warnings emitted
[INFO] [stderr] error: could not compile `error_enums` (lib test) due to 4 previous errors; 3 warnings emitted
[INFO] [stdout] error[E0599]: no method named `unwrap_err` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/05_ticket_v2/06_fallibility/src/lib.rs:48:79
[INFO] [stdout]    |
[INFO] [stdout]  5 | struct Ticket {
[INFO] [stdout]    | ------------- method `unwrap_err` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 48 |         let error = Ticket::new("".into(), valid_description(), Status::ToDo).unwrap_err();
[INFO] [stdout]    |                                                                               ^^^^^^^^^^ method not found in `Ticket`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap_err` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/05_ticket_v2/06_fallibility/src/lib.rs:54:73
[INFO] [stdout]    |
[INFO] [stdout]  5 | struct Ticket {
[INFO] [stdout]    | ------------- method `unwrap_err` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 54 |         let error = Ticket::new(valid_title(), "".into(), Status::ToDo).unwrap_err();
[INFO] [stdout]    |                                                                         ^^^^^^^^^^ method not found in `Ticket`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap_err` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/05_ticket_v2/06_fallibility/src/lib.rs:61:81
[INFO] [stdout]    |
[INFO] [stdout]  5 | struct Ticket {
[INFO] [stdout]    | ------------- method `unwrap_err` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 61 |             Ticket::new(overly_long_title(), valid_description(), Status::ToDo).unwrap_err();
[INFO] [stdout]    |                                                                                 ^^^^^^^^^^ method not found in `Ticket`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap_err` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/05_ticket_v2/06_fallibility/src/lib.rs:68:81
[INFO] [stdout]    |
[INFO] [stdout]  5 | struct Ticket {
[INFO] [stdout]    | ------------- method `unwrap_err` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 68 |             Ticket::new(valid_title(), overly_long_description(), Status::ToDo).unwrap_err();
[INFO] [stdout]    |                                                                                 ^^^^^^^^^^ method not found in `Ticket`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fallibility` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "1eb24702cd8cca35a2d48d26934f0d5ff4af3d6c8c4545ca24b4ebd899c99830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb24702cd8cca35a2d48d26934f0d5ff4af3d6c8c4545ca24b4ebd899c99830", kill_on_drop: false }`
[INFO] [stdout] 1eb24702cd8cca35a2d48d26934f0d5ff4af3d6c8c4545ca24b4ebd899c99830
