[INFO] cloning repository https://github.com/iftakharhusan/learn-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iftakharhusan/learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiftakharhusan%2Flearn-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiftakharhusan%2Flearn-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a63178d2c240b11fb3961bd11de088d52d58d9ff
[INFO] checking iftakharhusan/learn-rust against 6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa for pr-159356
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiftakharhusan%2Flearn-rust" "/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/iftakharhusan/learn-rust
[INFO] finished tweaking git repo https://github.com/iftakharhusan/learn-rust
[INFO] tweaked toml for git repo https://github.com/iftakharhusan/learn-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iftakharhusan/learn-rust on toolchain 6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iftakharhusan/learn-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" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "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-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c36f533e8924a726b63f9d01e781fa8c8c28c96d1d595403829afb31452ee0f5" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] bf6de96bc2b5c1b4178e0864152b0a05b426ddd832e584bb77fa4a5c528eb690
[INFO] running `Command { std: "docker" "start" "bf6de96bc2b5c1b4178e0864152b0a05b426ddd832e584bb77fa4a5c528eb690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf6de96bc2b5c1b4178e0864152b0a05b426ddd832e584bb77fa4a5c528eb690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bf6de96bc2b5c1b4178e0864152b0a05b426ddd832e584bb77fa4a5c528eb690" "/opt/rustwide/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf6de96bc2b5c1b4178e0864152b0a05b426ddd832e584bb77fa4a5c528eb690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bf6de96bc2b5c1b4178e0864152b0a05b426ddd832e584bb77fa4a5c528eb690" "/opt/rustwide/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking activities v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `clamp` is never used
[INFO] [stdout]   --> src/bin/a22.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn clamp(n: i32, lower: i32, upper: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `div` is never used
[INFO] [stdout]   --> src/bin/a22.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn div(a: i32, b: i32) -> Option<i32> {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `concat` is never used
[INFO] [stdout]   --> src/bin/a22.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn concat(first: &str, second: &str) -> String {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Corporate` is never constructed
[INFO] [stdout]   --> src/bin/a40.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Corporate;
[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 `StoreFront` is never constructed
[INFO] [stdout]   --> src/bin/a40.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct StoreFront;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `clamp` is never used
[INFO] [stdout]   --> src/bin/a22.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn clamp(n: i32, lower: i32, upper: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `div` is never used
[INFO] [stdout]   --> src/bin/a22.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn div(a: i32, b: i32) -> Option<i32> {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `concat` is never used
[INFO] [stdout]   --> src/bin/a22.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn concat(first: &str, second: &str) -> String {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `User` is never constructed
[INFO] [stdout]   --> src/bin/a21.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct User {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_user` is never used
[INFO] [stdout]   --> src/bin/a21.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn find_user(name: &str) -> Option<i32> {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/bin/a23.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn part_1() -> bool {
[INFO] [stdout]    |                ---- expected `bool` because of return type
[INFO] [stdout] ...
[INFO] [stdout] 16 |     maybe_access("admin")
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^ expected `bool`, found `Option<Access>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected type `bool`
[INFO] [stdout]               found enum `Option<Access>`
[INFO] [stdout] help: use `Option::is_some` to test if the `Option` has a value
[INFO] [stdout]    |
[INFO] [stdout] 16 |     maybe_access("admin").is_some()
[INFO] [stdout]    |                          ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/bin/a23.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn part_3() -> Access {
[INFO] [stdout]    |                ------ expected `Access` because of return type
[INFO] [stdout] ...
[INFO] [stdout] 29 |     maybe_access("Alice")
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^ expected `Access`, found `Option<Access>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `Access`
[INFO] [stdout]               found enum `Option<Access>`
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `Option<Access>` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 29 |     maybe_access("Alice").expect("REASON")
[INFO] [stdout]    |                          +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crossbeam_channel`
[INFO] [stdout]   --> src/bin/a39.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use crossbeam_channel::{unbounded, Receiver};
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `crossbeam_channel`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `crossbeam_channel`, use `cargo add crossbeam_channel` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crossbeam_channel`
[INFO] [stdout]   --> src/bin/a39.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     use crossbeam_channel::unbounded;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `crossbeam_channel`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `crossbeam_channel`, use `cargo add crossbeam_channel` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/bin/a39.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 | use std::thread::{self, JoinHandle};
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crossbeam_channel`
[INFO] [stdout]   --> src/bin/a39.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use crossbeam_channel::{unbounded, Receiver};
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `crossbeam_channel`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `crossbeam_channel`, use `cargo add crossbeam_channel` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/bin/a39.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 | use std::thread::{self, JoinHandle};
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `msg_hello` is never used
[INFO] [stdout]   --> src/bin/a38.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn msg_hello() -> &'static str {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `msg_thread` is never used
[INFO] [stdout]   --> src/bin/a38.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn msg_thread() -> &'static str {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `activities` (bin "a23") due to 2 previous errors
[INFO] [stdout] warning: function `msg_excited` is never used
[INFO] [stdout]   --> src/bin/a38.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn msg_excited() -> &'static str {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function `msg_hello` is never used
[INFO] [stdout]   --> src/bin/a38.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn msg_hello() -> &'static str {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `msg_thread` is never used
[INFO] [stdout]   --> src/bin/a38.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn msg_thread() -> &'static str {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `msg_excited` is never used
[INFO] [stdout]   --> src/bin/a38.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn msg_excited() -> &'static str {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/bin/a39.rs:38:56
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn spawn_light_thread(receiver: Receiver<LightMsg>) -> JoinHandle<LightStatus> {
[INFO] [stdout]    |    ------------------                                  ^^^^^^^^^^^^^^^^^^^^^^^ expected `JoinHandle<LightStatus>`, found `()`
[INFO] [stdout]    |    |
[INFO] [stdout]    |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `JoinHandle<LightStatus>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/bin/a39.rs:38:56
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn spawn_light_thread(receiver: Receiver<LightMsg>) -> JoinHandle<LightStatus> {
[INFO] [stdout]    |    ------------------                                  ^^^^^^^^^^^^^^^^^^^^^^^ expected `JoinHandle<LightStatus>`, found `()`
[INFO] [stdout]    |    |
[INFO] [stdout]    |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `JoinHandle<LightStatus>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `activities` (bin "a39") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] error: could not compile `activities` (bin "a39" test) due to 3 previous errors; 1 warning emitted
[INFO] [stdout] error[E0277]: the trait bound `Rgb: TryFrom<&str>` is not satisfied
[INFO] [stdout]   --> src/bin/a37.rs:40:22
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let actual = Rgb::try_from("#00cc66");
[INFO] [stdout]    |                      ^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `From<&str>` is not implemented for `Rgb`
[INFO] [stdout]   --> src/bin/a37.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Rgb(u8, u8, u8);
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    = note: required for `&str` to implement `Into<Rgb>`
[INFO] [stdout]    = note: required for `Rgb` to implement `TryFrom<&str>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Rgb: From<&str>` is not satisfied
[INFO] [stdout]   --> src/bin/a37.rs:40:22
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let actual = Rgb::try_from("#00cc66");
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `From<&str>` is not implemented for `Rgb`
[INFO] [stdout]   --> src/bin/a37.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Rgb(u8, u8, u8);
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    = note: required for `&str` to implement `Into<Rgb>`
[INFO] [stdout]    = note: required for `Rgb` to implement `TryFrom<&str>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Rgb: TryFrom<&str>` is not satisfied
[INFO] [stdout]   --> src/bin/a37.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             Rgb::try_from("#0011yy").is_err(),
[INFO] [stdout]    |             ^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `From<&str>` is not implemented for `Rgb`
[INFO] [stdout]   --> src/bin/a37.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Rgb(u8, u8, u8);
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    = note: required for `&str` to implement `Into<Rgb>`
[INFO] [stdout]    = note: required for `Rgb` to implement `TryFrom<&str>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Rgb: From<&str>` is not satisfied
[INFO] [stdout]   --> src/bin/a37.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             Rgb::try_from("#0011yy").is_err(),
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `From<&str>` is not implemented for `Rgb`
[INFO] [stdout]   --> src/bin/a37.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Rgb(u8, u8, u8);
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    = note: required for `&str` to implement `Into<Rgb>`
[INFO] [stdout]    = note: required for `Rgb` to implement `TryFrom<&str>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Rgb: TryFrom<&str>` is not satisfied
[INFO] [stdout]   --> src/bin/a37.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Rgb::try_from("001100").is_err(),
[INFO] [stdout]    |             ^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `From<&str>` is not implemented for `Rgb`
[INFO] [stdout]   --> src/bin/a37.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Rgb(u8, u8, u8);
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    = note: required for `&str` to implement `Into<Rgb>`
[INFO] [stdout]    = note: required for `Rgb` to implement `TryFrom<&str>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Rgb: From<&str>` is not satisfied
[INFO] [stdout]   --> src/bin/a37.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Rgb::try_from("001100").is_err(),
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `From<&str>` is not implemented for `Rgb`
[INFO] [stdout]   --> src/bin/a37.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Rgb(u8, u8, u8);
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    = note: required for `&str` to implement `Into<Rgb>`
[INFO] [stdout]    = note: required for `Rgb` to implement `TryFrom<&str>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Rgb: TryFrom<&str>` is not satisfied
[INFO] [stdout]   --> src/bin/a37.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |             Rgb::try_from("#0011f").is_err(),
[INFO] [stdout]    |             ^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `From<&str>` is not implemented for `Rgb`
[INFO] [stdout]   --> src/bin/a37.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Rgb(u8, u8, u8);
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    = note: required for `&str` to implement `Into<Rgb>`
[INFO] [stdout]    = note: required for `Rgb` to implement `TryFrom<&str>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Rgb: From<&str>` is not satisfied
[INFO] [stdout]   --> src/bin/a37.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |             Rgb::try_from("#0011f").is_err(),
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `From<&str>` is not implemented for `Rgb`
[INFO] [stdout]   --> src/bin/a37.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Rgb(u8, u8, u8);
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    = note: required for `&str` to implement `Into<Rgb>`
[INFO] [stdout]    = note: required for `Rgb` to implement `TryFrom<&str>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Rgb: TryFrom<&str>` is not satisfied
[INFO] [stdout]   --> src/bin/a37.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |             Rgb::try_from("#0011ffa").is_err(),
[INFO] [stdout]    |             ^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `From<&str>` is not implemented for `Rgb`
[INFO] [stdout]   --> src/bin/a37.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Rgb(u8, u8, u8);
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    = note: required for `&str` to implement `Into<Rgb>`
[INFO] [stdout]    = note: required for `Rgb` to implement `TryFrom<&str>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Rgb: From<&str>` is not satisfied
[INFO] [stdout]   --> src/bin/a37.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |             Rgb::try_from("#0011ffa").is_err(),
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `From<&str>` is not implemented for `Rgb`
[INFO] [stdout]   --> src/bin/a37.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Rgb(u8, u8, u8);
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    = note: required for `&str` to implement `Into<Rgb>`
[INFO] [stdout]    = note: required for `Rgb` to implement `TryFrom<&str>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `activities` (bin "a37" test) due to 10 previous errors
[INFO] running `Command { std: "docker" "inspect" "bf6de96bc2b5c1b4178e0864152b0a05b426ddd832e584bb77fa4a5c528eb690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf6de96bc2b5c1b4178e0864152b0a05b426ddd832e584bb77fa4a5c528eb690", kill_on_drop: false }`
[INFO] [stdout] bf6de96bc2b5c1b4178e0864152b0a05b426ddd832e584bb77fa4a5c528eb690
