[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 master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F11MK%2F100-exercises-rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/11MK/100-exercises-rust on toolchain 36b21637e93b038453924d3c66821089e71d8baa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "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" "+36b21637e93b038453924d3c66821089e71d8baa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c25866bc8934e97d97e565e25b818285e81b09a6157f3c76ba32301321a36a7
[INFO] running `Command { std: "docker" "start" "-a" "8c25866bc8934e97d97e565e25b818285e81b09a6157f3c76ba32301321a36a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c25866bc8934e97d97e565e25b818285e81b09a6157f3c76ba32301321a36a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c25866bc8934e97d97e565e25b818285e81b09a6157f3c76ba32301321a36a7", kill_on_drop: false }`
[INFO] [stdout] 8c25866bc8934e97d97e565e25b818285e81b09a6157f3c76ba32301321a36a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4380d6cd99bef7c347c802604df7df31dd7ea9b43819ce3e719d9b47e75df163
[INFO] running `Command { std: "docker" "start" "-a" "4380d6cd99bef7c347c802604df7df31dd7ea9b43819ce3e719d9b47e75df163", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[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 anyhow v1.0.83
[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 scoped_threads v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/04_scoped_threads)
[INFO] [stderr]     Checking heap v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/09_heap)
[INFO] [stderr]     Checking resizing v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/03_resizing)
[INFO] [stderr]     Checking visibility v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/04_visibility)
[INFO] [stderr]     Checking packages v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/10_packages)
[INFO] [stderr]     Checking ownership v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/06_ownership)
[INFO] [stderr]     Checking intro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/00_intro)
[INFO] [stderr]     Checking as_cast v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/10_as_casting)
[INFO] [stderr]     Checking assoc_vs_generic v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/09_assoc_vs_generic)
[INFO] [stdout] error[E0603]: struct `Ticket` is private
[INFO] [stdout]   --> exercises/03_ticket_v1/04_visibility/src/lib.rs:41:24
[INFO] [stdout]    |
[INFO] [stdout] 41 |     use super::ticket::Ticket;
[INFO] [stdout]    |                        ^^^^^^ private struct
[INFO] [stdout]    |
[INFO] [stdout] note: the struct `Ticket` is defined here
[INFO] [stdout]   --> exercises/03_ticket_v1/04_visibility/src/lib.rs:2:5
[INFO] [stdout]    |
[INFO] [stdout] 2  |     struct Ticket {
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking panics v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/04_panics)
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/04_traits/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `packages`
[INFO] [stdout]  --> exercises/05_ticket_v2/10_packages/src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use packages::hello_world;
[INFO] [stdout]   |     ^^^^^^^^ use of unresolved module or unlinked crate `packages`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `packages`, use `cargo add packages` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking from v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/08_from)
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> exercises/03_ticket_v1/09_heap/src/lib.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         assert_eq!(size_of::<String>(), todo!());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-------^
[INFO] [stdout]    |         |                               |
[INFO] [stdout]    |         |                               any code following this expression is unreachable
[INFO] [stdout]    |         unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking enum_ v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/01_enum)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> exercises/03_ticket_v1/09_heap/src/lib.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         assert_eq!(size_of::<String>(), todo!());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         unreachable expression
[INFO] [stdout]    |         any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `super::Power`
[INFO] [stdout]   --> exercises/04_traits/09_assoc_vs_generic/src/lib.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     use super::Power;
[INFO] [stdout]    |         ^^^^^^^^^^^^ no `Power` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> exercises/03_ticket_v1/09_heap/src/lib.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         assert_eq!(size_of::<Ticket>(), todo!());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-------^
[INFO] [stdout]    |         |                               |
[INFO] [stdout]    |         |                               any code following this expression is unreachable
[INFO] [stdout]    |         unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `visibility` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> exercises/03_ticket_v1/09_heap/src/lib.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         assert_eq!(size_of::<Ticket>(), todo!());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         unreachable expression
[INFO] [stdout]    |         any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]  --> exercises/07_threads/04_scoped_threads/src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn sum(v: Vec<i32>) -> i32 {
[INFO] [stdout]   |            ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `packages` (bin "packages" test) due to 1 previous error
[INFO] [stdout] warning: fields `title`, `description`, and `status` are never read
[INFO] [stdout]  --> exercises/03_ticket_v1/09_heap/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub 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)]` on by default
[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] warning: function `speed` is never used
[INFO] [stdout]  --> exercises/02_basic_calculator/04_panics/src/lib.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn speed(start: u32, end: u32, time_elapsed: u32) -> u32 {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[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] [stdout] error[E0599]: no method named `power` found for type `u32` in the current scope
[INFO] [stdout]   --> exercises/04_traits/09_assoc_vs_generic/src/lib.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let x: u32 = 2_u32.power(3u16);
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `pow` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 22 -         let x: u32 = 2_u32.power(3u16);
[INFO] [stdout] 22 +         let x: u32 = 2_u32.pow(3u16);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `outro_03` (test "integration") due to 1 previous error
[INFO] [stdout] error[E0599]: no method named `power` found for type `u32` in the current scope
[INFO] [stdout]   --> exercises/04_traits/09_assoc_vs_generic/src/lib.rs:28:28
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let x: u32 = 2_u32.power(3u32);
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `pow` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 28 -         let x: u32 = 2_u32.power(3u32);
[INFO] [stdout] 28 +         let x: u32 = 2_u32.pow(3u32);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `power` found for type `u32` in the current scope
[INFO] [stdout]   --> exercises/04_traits/09_assoc_vs_generic/src/lib.rs:34:28
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let x: u32 = 2_u32.power(&3u32);
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `pow` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 34 -         let x: u32 = 2_u32.power(&3u32);
[INFO] [stdout] 34 +         let x: u32 = 2_u32.pow(&3u32);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `assoc_vs_generic` (lib test) due to 4 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `WrappingU32: From<{integer}>` is not satisfied
[INFO] [stdout]  --> exercises/04_traits/08_from/src/lib.rs:8:36
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let wrapping: WrappingU32 = 42.into();
[INFO] [stdout]   |                                    ^^^^ the trait `From<{integer}>` is not implemented for `WrappingU32`
[INFO] [stdout]   |
[INFO] [stdout]   = note: required for `{integer}` to implement `Into<WrappingU32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `outro_02` (test "integration") due to 1 previous error
[INFO] [stdout] error[E0599]: no variant or associated item 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 or associated item `ToDo` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 67 |             status: Status::ToDo,
[INFO] [stdout]    |                             ^^^^ variant or associated item not found in `Status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item 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 or associated item `ToDo` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 72 |             status: Status::ToDo,
[INFO] [stdout]    |                             ^^^^ variant or associated item not found in `Status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item 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 or associated item `ToDo` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 80 |         let status = Status::ToDo;
[INFO] [stdout]    |                              ^^^^ variant or associated item not found in `Status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item 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 or associated item `InProgress` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 97 |         let status = Status::InProgress;
[INFO] [stdout]    |                              ^^^^^^^^^^ variant or associated item not found in `Status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item 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 or associated item `InProgress` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 118 |             status: Status::InProgress,
[INFO] [stdout]     |                             ^^^^^^^^^^ variant or associated item not found in `Status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item 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 or associated item `Done` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 123 |             status: Status::Done,
[INFO] [stdout]     |                             ^^^^ variant or associated item not found in `Status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> exercises/04_traits/08_from/src/lib.rs:9:38
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let wrapping = WrappingU32::from(42);
[INFO] [stdout]   |                    ----------------- ^^ expected `WrappingU32`, found integer
[INFO] [stdout]   |                    |
[INFO] [stdout]   |                    arguments to this function are incorrect
[INFO] [stdout]   |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]  --> /rustc/36b21637e93b038453924d3c66821089e71d8baa/library/core/src/convert/mod.rs:588:8
[INFO] [stdout] help: try wrapping the expression in `WrappingU32`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let wrapping = WrappingU32::from(WrappingU32 { value: 42 });
[INFO] [stdout]   |                                      ++++++++++++++++++++    +
[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] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `enum_` (lib test) due to 6 previous errors
[INFO] [stderr] error: could not compile `from` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4380d6cd99bef7c347c802604df7df31dd7ea9b43819ce3e719d9b47e75df163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4380d6cd99bef7c347c802604df7df31dd7ea9b43819ce3e719d9b47e75df163", kill_on_drop: false }`
[INFO] [stdout] 4380d6cd99bef7c347c802604df7df31dd7ea9b43819ce3e719d9b47e75df163
