[INFO] cloning repository https://github.com/11MK/100-exercises-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/11MK/100-exercises-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F11MK%2F100-exercises-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F11MK%2F100-exercises-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e7da6766b4d1615f764cae237f14bfa65c86c44
[INFO] checking 11MK/100-exercises-rust against try#fa4dd1f19bfeb3fd235dc7f1406c42404436bef5 for pr-145108-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F11MK%2F100-exercises-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/11MK/100-exercises-rust
[INFO] finished tweaking git repo https://github.com/11MK/100-exercises-rust
[INFO] tweaked toml for git repo https://github.com/11MK/100-exercises-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/11MK/100-exercises-rust on toolchain fa4dd1f19bfeb3fd235dc7f1406c42404436bef5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fa4dd1f19bfeb3fd235dc7f1406c42404436bef5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/11MK/100-exercises-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" "+fa4dd1f19bfeb3fd235dc7f1406c42404436bef5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+fa4dd1f19bfeb3fd235dc7f1406c42404436bef5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bda591a00e9ca29c8025a5febc606537580c5d7782b8ead40922f82d6c9aeab5
[INFO] running `Command { std: "docker" "start" "-a" "bda591a00e9ca29c8025a5febc606537580c5d7782b8ead40922f82d6c9aeab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bda591a00e9ca29c8025a5febc606537580c5d7782b8ead40922f82d6c9aeab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bda591a00e9ca29c8025a5febc606537580c5d7782b8ead40922f82d6c9aeab5", kill_on_drop: false }`
[INFO] [stdout] bda591a00e9ca29c8025a5febc606537580c5d7782b8ead40922f82d6c9aeab5
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+fa4dd1f19bfeb3fd235dc7f1406c42404436bef5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f80b30dc870fbeb8d037b2a39cff36da8b9e3bfa377b36dd6de5aef707b2d12
[INFO] running `Command { std: "docker" "start" "-a" "4f80b30dc870fbeb8d037b2a39cff36da8b9e3bfa377b36dd6de5aef707b2d12", 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 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_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/13_outro)
[INFO] [stderr]     Checking outro_02 v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/12_outro)
[INFO] [stderr]     Checking integers v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/01_integers)
[INFO] [stderr]     Checking thiserror_ v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/12_thiserror)
[INFO] [stderr]     Checking encapsulation v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/05_encapsulation)
[INFO] [stdout] warning: fields `title`, `description`, and `status` are never read
[INFO] [stdout]  --> exercises/03_ticket_v1/05_encapsulation/src/lib.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 |     pub struct Ticket {
[INFO] [stdout]   |                ------ fields in this struct
[INFO] [stdout] 3 |         title: String,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 4 |         description: String,
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 5 |         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]     Checking sized v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/07_sized)
[INFO] [stderr]     Checking welcome_00 v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/00_welcome)
[INFO] [stderr]     Checking deref v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/06_deref)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> exercises/02_basic_calculator/01_integers/src/lib.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     a + b * 4u8
[INFO] [stdout]   |             ^^^ expected `u32`, found `u8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TicketNewError` is never used
[INFO] [stdout]  --> exercises/05_ticket_v2/12_thiserror/src/lib.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum TicketNewError {
[INFO] [stdout]   |      ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]   --> exercises/05_ticket_v2/12_thiserror/src/lib.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Ticket {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/12_thiserror/src/lib.rs:21:6
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/12_thiserror/src/lib.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 28 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: cannot multiply `u32` by `u8`
[INFO] [stdout]  --> exercises/02_basic_calculator/01_integers/src/lib.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 |     a + b * 4u8
[INFO] [stdout]   |           ^ no implementation for `u32 * u8`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `Mul<u8>` is not implemented for `u32`
[INFO] [stdout]   = help: the following other types implement trait `Mul<Rhs>`:
[INFO] [stdout]             `&u32` implements `Mul<u32>`
[INFO] [stdout]             `&u32` implements `Mul`
[INFO] [stdout]             `u32` implements `Mul<&u32>`
[INFO] [stdout]             `u32` implements `Mul<Duration>`
[INFO] [stdout]             `u32` implements `Mul`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking setters v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/07_setters)
[INFO] [stderr]     Checking fallibility v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/06_fallibility)
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]  --> exercises/04_traits/07_sized/src/lib.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 |     std::mem::size_of::<str>();
[INFO] [stdout]   |                         ^^^ doesn't have a size known at compile-time
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout] note: required by an implicit `Sized` bound in `std::mem::size_of`
[INFO] [stdout]  --> /rustc/fa4dd1f19bfeb3fd235dc7f1406c42404436bef5/library/core/src/mem/mod.rs:344:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_title` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Ticket {
[INFO] [stdout]    | ----------------- method `set_title` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 57 |         ticket.set_title("A new title".into());
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `title` with a similar name, but with different arguments
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn title(&self) -> &String {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_description` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:58:16
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Ticket {
[INFO] [stdout]    | ----------------- method `set_description` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 58 |         ticket.set_description("A new description".into());
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `description` with a similar name, but with different arguments
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn description(&self) -> &String {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_status` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:59:16
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Ticket {
[INFO] [stdout]    | ----------------- method `set_status` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 59 |         ticket.set_status("Done".into());
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `status` with a similar name, but with different arguments
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn status(&self) -> &String {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_title` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:69:73
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Ticket {
[INFO] [stdout]    | ----------------- method `set_title` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 69 |         Ticket::new(valid_title(), valid_description(), "To-Do".into()).set_title("".into());
[INFO] [stdout]    |                                                                         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `title` with a similar name, but with different arguments
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn title(&self) -> &String {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_description` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:75:73
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Ticket {
[INFO] [stdout]    | ----------------- method `set_description` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 75 |         Ticket::new(valid_title(), valid_description(), "To-Do".into()).set_description("".into());
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `description` with a similar name, but with different arguments
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn description(&self) -> &String {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_title` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:82:14
[INFO] [stdout]    |
[INFO] [stdout]  5 |   pub struct Ticket {
[INFO] [stdout]    |   ----------------- method `set_title` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 81 | /         Ticket::new(valid_title(), valid_description(), "To-Do".into())
[INFO] [stdout] 82 | |             .set_title(overly_long_title())
[INFO] [stdout]    | |_____________-^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `title` with a similar name, but with different arguments
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn title(&self) -> &String {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `outro_02::Order`
[INFO] [stdout]  --> exercises/03_ticket_v1/12_outro/tests/integration.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use outro_02::Order;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no `Order` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `integers` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `set_description` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:89:14
[INFO] [stdout]    |
[INFO] [stdout]  5 |   pub struct Ticket {
[INFO] [stdout]    |   ----------------- method `set_description` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 88 | /         Ticket::new(valid_title(), valid_description(), "To-Do".into())
[INFO] [stdout] 89 | |             .set_description(overly_long_description())
[INFO] [stdout]    | |_____________-^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `description` with a similar name, but with different arguments
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn description(&self) -> &String {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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] [stdout] error[E0599]: no method named `set_status` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:95:73
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Ticket {
[INFO] [stdout]    | ----------------- method `set_status` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 95 |         Ticket::new(valid_title(), valid_description(), "To-Do".into()).set_status("Funny".into());
[INFO] [stdout]    |                                                                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `status` with a similar name, but with different arguments
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn status(&self) -> &String {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `outro_02` (test "integration") due to 1 previous error
[INFO] [stderr] error: could not compile `setters` (lib test) due to 8 previous errors
[INFO] [stderr] error: could not compile `sized` (lib test) due to 1 previous error
[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] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] warning: fields `title`, `description`, and `status` are never read
[INFO] [stdout]   --> exercises/04_traits/06_deref/src/lib.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Ticket {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout]  8 |     title: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]  9 |     description: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 10 |     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[E0599]: `TicketNewError` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> exercises/05_ticket_v2/12_thiserror/src/lib.rs:62:24
[INFO] [stdout]    |
[INFO] [stdout]  6 | enum TicketNewError {
[INFO] [stdout]    | ------------------- method `to_string` not found for this enum because it doesn't satisfy `TicketNewError: ToString` or `TicketNewError: std::fmt::Display`
[INFO] [stdout] ...
[INFO] [stdout] 62 |         assert_eq!(err.to_string(), "Title cannot be empty");
[INFO] [stdout]    |                        ^^^^^^^^^ method cannot be called on `TicketNewError` due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `TicketNewError: std::fmt::Display`
[INFO] [stdout]            which is required by `TicketNewError: ToString`
[INFO] [stdout] note: the trait `std::fmt::Display` must be implemented
[INFO] [stdout]   --> /rustc/fa4dd1f19bfeb3fd235dc7f1406c42404436bef5/library/core/src/fmt/mod.rs:1186:0
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `to_string`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `ToString`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: `TicketNewError` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> exercises/05_ticket_v2/12_thiserror/src/lib.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout]  6 | enum TicketNewError {
[INFO] [stdout]    | ------------------- method `to_string` not found for this enum because it doesn't satisfy `TicketNewError: ToString` or `TicketNewError: std::fmt::Display`
[INFO] [stdout] ...
[INFO] [stdout] 68 |         assert_eq!(err.to_string(), "Description cannot be empty");
[INFO] [stdout]    |                        ^^^^^^^^^ method cannot be called on `TicketNewError` due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `TicketNewError: std::fmt::Display`
[INFO] [stdout]            which is required by `TicketNewError: ToString`
[INFO] [stdout] note: the trait `std::fmt::Display` must be implemented
[INFO] [stdout]   --> /rustc/fa4dd1f19bfeb3fd235dc7f1406c42404436bef5/library/core/src/fmt/mod.rs:1186:0
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `to_string`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `ToString`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: `TicketNewError` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> exercises/05_ticket_v2/12_thiserror/src/lib.rs:74:24
[INFO] [stdout]    |
[INFO] [stdout]  6 | enum TicketNewError {
[INFO] [stdout]    | ------------------- method `to_string` not found for this enum because it doesn't satisfy `TicketNewError: ToString` or `TicketNewError: std::fmt::Display`
[INFO] [stdout] ...
[INFO] [stdout] 74 |         assert_eq!(err.to_string(), "Title cannot be longer than 50 characters");
[INFO] [stdout]    |                        ^^^^^^^^^ method cannot be called on `TicketNewError` due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `TicketNewError: std::fmt::Display`
[INFO] [stdout]            which is required by `TicketNewError: ToString`
[INFO] [stdout] note: the trait `std::fmt::Display` must be implemented
[INFO] [stdout]   --> /rustc/fa4dd1f19bfeb3fd235dc7f1406c42404436bef5/library/core/src/fmt/mod.rs:1186:0
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `to_string`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `ToString`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: `TicketNewError` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> exercises/05_ticket_v2/12_thiserror/src/lib.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout]  6 | enum TicketNewError {
[INFO] [stdout]    | ------------------- method `to_string` not found for this enum because it doesn't satisfy `TicketNewError: ToString` or `TicketNewError: std::fmt::Display`
[INFO] [stdout] ...
[INFO] [stdout] 81 |             err.to_string(),
[INFO] [stdout]    |                 ^^^^^^^^^ method cannot be called on `TicketNewError` due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `TicketNewError: std::fmt::Display`
[INFO] [stdout]            which is required by `TicketNewError: ToString`
[INFO] [stdout] note: the trait `std::fmt::Display` must be implemented
[INFO] [stdout]   --> /rustc/fa4dd1f19bfeb3fd235dc7f1406c42404436bef5/library/core/src/fmt/mod.rs:1186:0
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `to_string`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `ToString`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `thiserror_` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "4f80b30dc870fbeb8d037b2a39cff36da8b9e3bfa377b36dd6de5aef707b2d12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f80b30dc870fbeb8d037b2a39cff36da8b9e3bfa377b36dd6de5aef707b2d12", kill_on_drop: false }`
[INFO] [stdout] 4f80b30dc870fbeb8d037b2a39cff36da8b9e3bfa377b36dd6de5aef707b2d12
