[INFO] cloning repository https://github.com/Anu-Ra-g/Rustlings_course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Anu-Ra-g/Rustlings_course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnu-Ra-g%2FRustlings_course", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnu-Ra-g%2FRustlings_course'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2cf814396d063ae41607a87034f5a14a9dd3ce35
[INFO] checking Anu-Ra-g/Rustlings_course against try#f3d95de532264a1215023baa665c0028aecf74b1 for pr-148477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnu-Ra-g%2FRustlings_course" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Anu-Ra-g/Rustlings_course
[INFO] finished tweaking git repo https://github.com/Anu-Ra-g/Rustlings_course
[INFO] tweaked toml for git repo https://github.com/Anu-Ra-g/Rustlings_course written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Anu-Ra-g/Rustlings_course on toolchain f3d95de532264a1215023baa665c0028aecf74b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Anu-Ra-g/Rustlings_course 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" "+f3d95de532264a1215023baa665c0028aecf74b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 254ac769c78355c5ac729b1036eb77ad9b977b22986f21f4756446dc7fb66d7b
[INFO] running `Command { std: "docker" "start" "-a" "254ac769c78355c5ac729b1036eb77ad9b977b22986f21f4756446dc7fb66d7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "254ac769c78355c5ac729b1036eb77ad9b977b22986f21f4756446dc7fb66d7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "254ac769c78355c5ac729b1036eb77ad9b977b22986f21f4756446dc7fb66d7b", kill_on_drop: false }`
[INFO] [stdout] 254ac769c78355c5ac729b1036eb77ad9b977b22986f21f4756446dc7fb66d7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa3ec42c1a161a05581b91729fc2c8092ae908e8c4ccf12f2099a90982f04573
[INFO] running `Command { std: "docker" "start" "-a" "fa3ec42c1a161a05581b91729fc2c8092ae908e8c4ccf12f2099a90982f04573", kill_on_drop: false }`
[INFO] [stderr]     Checking exercises v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> exercises/08_enums/enums3.rs:46:27
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn process(&mut self, message: Message) {
[INFO] [stdout]    |                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]  --> exercises/22_clippy/clippy2.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 |     for x in option {
[INFO] [stdout]   |              ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   |
[INFO] [stdout] 5 -     for x in option {
[INFO] [stdout] 5 +     while let Some(x) = option {
[INFO] [stdout]   |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   |
[INFO] [stdout] 5 -     for x in option {
[INFO] [stdout] 5 +     if let Some(x) = option {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> exercises/12_options/options1.rs:5:40
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn maybe_icecream(hour_of_day: u16) -> Option<u16> {
[INFO] [stdout]   |    --------------                      ^^^^^^^^^^^ expected `Option<u16>`, found `()`
[INFO] [stdout]   |    |
[INFO] [stdout]   |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]   |
[INFO] [stdout]   = note:   expected enum `Option<u16>`
[INFO] [stdout]           found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> exercises/18_iterators/iterators1.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut fav_fruits_iterator = todo!();
[INFO] [stdout]    |                                       ------- any code following this expression is unreachable
[INFO] [stdout] 17 |
[INFO] [stdout] 18 |         assert_eq!(fav_fruits_iterator.next(), Some(&"banana"));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) 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] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> exercises/18_iterators/iterators5.rs:28:72
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn count_iterator(map: &HashMap<String, Progress>, value: Progress) -> usize {
[INFO] [stdout]    |    --------------                                                      ^^^^^ expected `usize`, found `()`
[INFO] [stdout]    |    |
[INFO] [stdout]    |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> exercises/18_iterators/iterators5.rs:47:92
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn count_collection_iterator(collection: &[HashMap<String, Progress>], value: Progress) -> usize {
[INFO] [stdout]    |    -------------------------                                                               ^^^^^ expected `usize`, found `()`
[INFO] [stdout]    |    |
[INFO] [stdout]    |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `green` in this scope
[INFO] [stdout]   --> exercises/07_structs/structs1.rs:24:20
[INFO] [stdout]    |
[INFO] [stdout] 24 |         assert_eq!(green.red, 0);
[INFO] [stdout]    |                    ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> exercises/18_iterators/iterators1.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut fav_fruits_iterator = todo!();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 17 |
[INFO] [stdout] 18 |         assert_eq!(fav_fruits_iterator.next(), Some(&"banana"));
[INFO] [stdout]    |                    ------------------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `fav_fruits_iterator` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut fav_fruits_iterator: /* Type */ = todo!();
[INFO] [stdout]    |                                    ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `green` in this scope
[INFO] [stdout]   --> exercises/07_structs/structs1.rs:25:20
[INFO] [stdout]    |
[INFO] [stdout] 25 |         assert_eq!(green.green, 255);
[INFO] [stdout]    |                    ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `green` in this scope
[INFO] [stdout]   --> exercises/07_structs/structs1.rs:26:20
[INFO] [stdout]    |
[INFO] [stdout] 26 |         assert_eq!(green.blue, 0);
[INFO] [stdout]    |                    ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `green` in this scope
[INFO] [stdout]   --> exercises/07_structs/structs1.rs:34:20
[INFO] [stdout]    |
[INFO] [stdout] 34 |         assert_eq!(green.0, 0);
[INFO] [stdout]    |                    ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `green` in this scope
[INFO] [stdout]   --> exercises/07_structs/structs1.rs:35:20
[INFO] [stdout]    |
[INFO] [stdout] 35 |         assert_eq!(green.1, 255);
[INFO] [stdout]    |                    ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `green` in this scope
[INFO] [stdout]   --> exercises/07_structs/structs1.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 36 |         assert_eq!(green.2, 0);
[INFO] [stdout]    |                    ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `unit_struct` in this scope
[INFO] [stdout]   --> exercises/07_structs/structs1.rs:43:33
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let message = format!("{unit_struct:?}s are fun!");
[INFO] [stdout]    |                                 ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> exercises/18_iterators/iterators1.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         assert_eq!(fav_fruits_iterator.next(), todo!()); // TODO: Replace `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] [stdout] warning: unreachable expression
[INFO] [stdout]   --> exercises/18_iterators/iterators1.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         assert_eq!(fav_fruits_iterator.next(), todo!()); // TODO: Replace `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] [stdout] warning: unreachable expression
[INFO] [stdout]   --> exercises/18_iterators/iterators1.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         assert_eq!(fav_fruits_iterator.next(), todo!()); // TODO: Replace `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] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> exercises/07_structs/structs1.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "iterators1" test) due to 1 previous error; 4 warnings emitted
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> exercises/12_options/options1.rs:23:31
[INFO] [stdout]    |
[INFO] [stdout] 23 |         assert_eq!(icecreams, 5); // Don't change this line.
[INFO] [stdout]    |                               ^ expected `Option<u16>`, found integer
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `Option<u16>`
[INFO] [stdout]               found type `{integer}`
[INFO] [stdout] help: try wrapping the expression in `Some`
[INFO] [stdout]    |
[INFO] [stdout] 23 |         assert_eq!(icecreams, Some(5)); // Don't change this line.
[INFO] [stdout]    |                               +++++ +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "iterators5" test) due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Command`
[INFO] [stdout]   --> exercises/quizzes/quiz2.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     use super::Command;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "options1" test) due to 2 previous errors
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> exercises/16_lifetimes/lifetimes1.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn longest(x: &str, y: &str) -> &str {
[INFO] [stdout]   |               ----     ----     ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout]   = help: this function's return type contains a borrowed value, but the signature does not say whether it is borrowed from `x` or `y`
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]   |           ++++     ++          ++          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `my_macro` in this scope
[INFO] [stdout]   --> exercises/21_macros/macros3.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     my_macro!();
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: have you added the `#[macro_use]` on the module/import?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `my_macro`
[INFO] [stdout]  --> exercises/21_macros/macros3.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 |     macro_rules! my_macro {
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "lifetimes1" test) due to 1 previous error
[INFO] [stderr] error: could not compile `exercises` (bin "macros3") due to 1 previous error; 1 warning emitted
[INFO] [stderr] error: could not compile `exercises` (bin "structs1" test) due to 7 previous errors; 1 warning emitted
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> exercises/09_strings/strings3.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn trim_me(input: &str) -> &str {
[INFO] [stdout]   |    -------                 ^^^^ expected `&str`, found `()`
[INFO] [stdout]   |    |
[INFO] [stdout]   |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]   |
[INFO] [stdout] help: consider returning the local binding `input`
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn trim_me(input: &str) -> &str {
[INFO] [stdout] 2 ~     input
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> exercises/09_strings/strings3.rs:5:31
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn compose_me(input: &str) -> String {
[INFO] [stdout]   |    ----------                 ^^^^^^ expected `String`, found `()`
[INFO] [stdout]   |    |
[INFO] [stdout]   |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> exercises/09_strings/strings3.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn replace_me(input: &str) -> String {
[INFO] [stdout]   |    ----------                 ^^^^^^ expected `String`, found `()`
[INFO] [stdout]   |    |
[INFO] [stdout]   |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> exercises/09_strings/strings2.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 |     if is_a_color_word(word) {
[INFO] [stdout]   |        --------------- ^^^^ expected `&str`, found `String`
[INFO] [stdout]   |        |
[INFO] [stdout]   |        arguments to this function are incorrect
[INFO] [stdout]   |
[INFO] [stdout] note: function defined here
[INFO] [stdout]  --> exercises/09_strings/strings2.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn is_a_color_word(attempt: &str) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^ -------------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]   |
[INFO] [stdout] 9 |     if is_a_color_word(&word) {
[INFO] [stdout]   |                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "strings2") due to 1 previous error
[INFO] [stderr] error: could not compile `exercises` (bin "strings3" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "fa3ec42c1a161a05581b91729fc2c8092ae908e8c4ccf12f2099a90982f04573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa3ec42c1a161a05581b91729fc2c8092ae908e8c4ccf12f2099a90982f04573", kill_on_drop: false }`
[INFO] [stdout] fa3ec42c1a161a05581b91729fc2c8092ae908e8c4ccf12f2099a90982f04573
