[INFO] cloning repository https://github.com/CorneliaKelinske/rustlings_meetup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CorneliaKelinske/rustlings_meetup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCorneliaKelinske%2Frustlings_meetup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCorneliaKelinske%2Frustlings_meetup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96be19ef0ee679fe95a6c0bd18d886cc6e4ac2f1
[INFO] checking CorneliaKelinske/rustlings_meetup against master#04ff05c9c0cfbca33115c5f1b8bb20a66a54b799 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCorneliaKelinske%2Frustlings_meetup" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/CorneliaKelinske/rustlings_meetup
[INFO] finished tweaking git repo https://github.com/CorneliaKelinske/rustlings_meetup
[INFO] tweaked toml for git repo https://github.com/CorneliaKelinske/rustlings_meetup written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CorneliaKelinske/rustlings_meetup on toolchain 04ff05c9c0cfbca33115c5f1b8bb20a66a54b799
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f97cd6716c7a8ea2f3c5c8745f159f1b82099e9ea395b6fc5bb490d6d714db2b
[INFO] running `Command { std: "docker" "start" "-a" "f97cd6716c7a8ea2f3c5c8745f159f1b82099e9ea395b6fc5bb490d6d714db2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f97cd6716c7a8ea2f3c5c8745f159f1b82099e9ea395b6fc5bb490d6d714db2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f97cd6716c7a8ea2f3c5c8745f159f1b82099e9ea395b6fc5bb490d6d714db2b", kill_on_drop: false }`
[INFO] [stdout] f97cd6716c7a8ea2f3c5c8745f159f1b82099e9ea395b6fc5bb490d6d714db2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7cfa1e617a717ca6f785b5cfa051d8b8e797d8e1fcd4c493e397eb512a0b76d
[INFO] running `Command { std: "docker" "start" "-a" "b7cfa1e617a717ca6f785b5cfa051d8b8e797d8e1fcd4c493e397eb512a0b76d", kill_on_drop: false }`
[INFO] [stderr]     Checking exercises v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected identifier, found `,`
[INFO] [stdout]   --> exercises/15_traits/traits4.rs:14:40
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn compare_license_types(software1: ???, software2: ???) -> bool {
[INFO] [stdout]    |                                        ^ expected identifier
[INFO] [stdout]    |
[INFO] [stdout] help: remove this comma
[INFO] [stdout]    |
[INFO] [stdout] 14 - fn compare_license_types(software1: ???, software2: ???) -> bool {
[INFO] [stdout] 14 + fn compare_license_types(software1: ??? software2: ???) -> bool {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected a trait, found type
[INFO] [stdout]   --> exercises/15_traits/traits4.rs:14:39
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn compare_license_types(software1: ???, software2: ???) -> bool {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found `)`
[INFO] [stdout]   --> exercises/15_traits/traits4.rs:14:56
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn compare_license_types(software1: ???, software2: ???) -> bool {
[INFO] [stdout]    |                                                        ^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `software1` in this scope
[INFO] [stdout]   --> exercises/15_traits/traits4.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     software1.licensing_info() == software2.licensing_info()
[INFO] [stdout]    |     ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `software2` in this scope
[INFO] [stdout]   --> exercises/15_traits/traits4.rs:15:35
[INFO] [stdout]    |
[INFO] [stdout] 15 |     software1.licensing_info() == software2.licensing_info()
[INFO] [stdout]    |                                   ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `my_macro`
[INFO] [stdout]  --> exercises/21_macros/macros1.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | 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 E0425`.
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected function, found macro `my_macro`
[INFO] [stdout]  --> exercises/21_macros/macros1.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     my_macro();
[INFO] [stdout]   |     ^^^^^^^^ not a function
[INFO] [stdout]   |
[INFO] [stdout] help: use `!` to invoke the macro
[INFO] [stdout]   |
[INFO] [stdout] 9 |     my_macro!();
[INFO] [stdout]   |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "traits4") due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0423`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "macros1" test) due to 1 previous error; 1 warning emitted
[INFO] [stdout] error[E0425]: cannot find value `is_evening` in this scope
[INFO] [stdout]   --> exercises/04_primitive_types/primitive_types1.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     if is_evening {
[INFO] [stdout]    |        ^^^^^^^^^^ help: a local variable with a similar name exists: `is_morning`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> exercises/13_error_handling/errors3.rs:23:46
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn main() {
[INFO] [stdout]    | --------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 23 |     let cost = total_cost(pretend_user_input)?;
[INFO] [stdout]    |                                              ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |           +++++++++++++++++++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "primitive_types1") due to 1 previous error
[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] [stderr] error: could not compile `exercises` (bin "errors3" test) due to 1 previous error
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> exercises/18_iterators/iterators4.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn factorial(num: u64) -> u64 {
[INFO] [stdout]   |    ---------              ^^^ expected `u64`, 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 `num`
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn factorial(num: u64) -> u64 {
[INFO] [stdout] 2 ~     num
[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 "iterators5" test) due to 2 previous errors
[INFO] [stderr] error: could not compile `exercises` (bin "iterators4" test) due to 1 previous error
[INFO] [stdout] error[E0599]: no variant named `Resize` found for enum `Message`
[INFO] [stdout]   --> exercises/08_enums/enums2.rs:22:18
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Message {
[INFO] [stdout]    | ------------ variant `Resize` not found here
[INFO] [stdout] ...
[INFO] [stdout] 22 |         Message::Resize {
[INFO] [stdout]    |                  ^^^^^^ variant not found in `Message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Move` found for enum `Message` in the current scope
[INFO] [stdout]   --> exercises/08_enums/enums2.rs:26:18
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Message {
[INFO] [stdout]    | ------------ variant or associated item `Move` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 26 |         Message::Move(Point { x: 10, y: 15 }),
[INFO] [stdout]    |                  ^^^^ variant or associated item not found in `Message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Echo` found for enum `Message` in the current scope
[INFO] [stdout]   --> exercises/08_enums/enums2.rs:27:18
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Message {
[INFO] [stdout]    | ------------ variant or associated item `Echo` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 27 |         Message::Echo(String::from("hello world")),
[INFO] [stdout]    |                  ^^^^ variant or associated item not found in `Message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `ChangeColor` found for enum `Message` in the current scope
[INFO] [stdout]   --> exercises/08_enums/enums2.rs:28:18
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Message {
[INFO] [stdout]    | ------------ variant or associated item `ChangeColor` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 28 |         Message::ChangeColor(200, 255, 255),
[INFO] [stdout]    |                  ^^^^^^^^^^^ variant or associated item not found in `Message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Quit` found for enum `Message` in the current scope
[INFO] [stdout]   --> exercises/08_enums/enums2.rs:29:18
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Message {
[INFO] [stdout]    | ------------ variant or associated item `Quit` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 29 |         Message::Quit,
[INFO] [stdout]    |                  ^^^^ variant or associated item not found in `Message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> exercises/08_enums/enums2.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         message.call();
[INFO] [stdout]    |         ^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "enums2" test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "b7cfa1e617a717ca6f785b5cfa051d8b8e797d8e1fcd4c493e397eb512a0b76d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7cfa1e617a717ca6f785b5cfa051d8b8e797d8e1fcd4c493e397eb512a0b76d", kill_on_drop: false }`
[INFO] [stdout] b7cfa1e617a717ca6f785b5cfa051d8b8e797d8e1fcd4c493e397eb512a0b76d
