[INFO] cloning repository https://github.com/abdulhajiyev/rustlings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/abdulhajiyev/rustlings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabdulhajiyev%2Frustlings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabdulhajiyev%2Frustlings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2192bb5a7835004029e64381b7f962b1fa1ac2fd
[INFO] checking abdulhajiyev/rustlings/2192bb5a7835004029e64381b7f962b1fa1ac2fd against master#55e86c996809902e8bbad512cfb4d2c18be446d9 for pr-153027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabdulhajiyev%2Frustlings" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/abdulhajiyev/rustlings
[INFO] finished tweaking git repo https://github.com/abdulhajiyev/rustlings
[INFO] tweaked toml for git repo https://github.com/abdulhajiyev/rustlings written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/abdulhajiyev/rustlings on toolchain 55e86c996809902e8bbad512cfb4d2c18be446d9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+55e86c996809902e8bbad512cfb4d2c18be446d9" "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" "+55e86c996809902e8bbad512cfb4d2c18be446d9" "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" "+55e86c996809902e8bbad512cfb4d2c18be446d9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+55e86c996809902e8bbad512cfb4d2c18be446d9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d247b9e2b4b21225d5f6ca5016fdd95fd870cb5daee17611afde627e656a501c
[INFO] running `Command { std: "docker" "start" "-a" "d247b9e2b4b21225d5f6ca5016fdd95fd870cb5daee17611afde627e656a501c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d247b9e2b4b21225d5f6ca5016fdd95fd870cb5daee17611afde627e656a501c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d247b9e2b4b21225d5f6ca5016fdd95fd870cb5daee17611afde627e656a501c", kill_on_drop: false }`
[INFO] [stdout] d247b9e2b4b21225d5f6ca5016fdd95fd870cb5daee17611afde627e656a501c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+55e86c996809902e8bbad512cfb4d2c18be446d9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc54356e60857f8ffab33d2918974e7ea90d3e4271910360dc70d687c5a50a13
[INFO] running `Command { std: "docker" "start" "-a" "bc54356e60857f8ffab33d2918974e7ea90d3e4271910360dc70d687c5a50a13", kill_on_drop: false }`
[INFO] [stderr]     Checking exercises v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find value `fruit` in module `delicious_snacks`
[INFO] [stdout]   --> exercises/10_modules/modules2.rs:23:27
[INFO] [stdout]    |
[INFO] [stdout] 23 |         delicious_snacks::fruit,
[INFO] [stdout]    |                           ^^^^^ not found in `delicious_snacks`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `veggie` in module `delicious_snacks`
[INFO] [stdout]   --> exercises/10_modules/modules2.rs:24:27
[INFO] [stdout]    |
[INFO] [stdout] 24 |         delicious_snacks::veggie,
[INFO] [stdout]    |                           ^^^^^^ not found in `delicious_snacks`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "modules2" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `basket`
[INFO] [stdout]   --> exercises/11_hashmaps/hashmaps2.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn fruit_basket(basket: &mut HashMap<Fruit, u32>) {
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_basket`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fruit`
[INFO] [stdout]   --> exercises/11_hashmaps/hashmaps2.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     for fruit in fruit_kinds {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_fruit`
[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[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: 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] error[E0308]: mismatched types
[INFO] [stdout]  --> exercises/09_strings/strings1.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn current_favorite_color() -> String {
[INFO] [stdout]   |                                ------ expected `String` because of return type
[INFO] [stdout] 3 |     "blue"
[INFO] [stdout]   |     ^^^^^^ expected `String`, found `&str`
[INFO] [stdout]   |
[INFO] [stdout] help: try using a conversion method
[INFO] [stdout]   |
[INFO] [stdout] 3 |     "blue".to_string()
[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 E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "strings1") due to 1 previous error
[INFO] [stderr] error: could not compile `exercises` (bin "structs1" test) due to 7 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "bc54356e60857f8ffab33d2918974e7ea90d3e4271910360dc70d687c5a50a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc54356e60857f8ffab33d2918974e7ea90d3e4271910360dc70d687c5a50a13", kill_on_drop: false }`
[INFO] [stdout] bc54356e60857f8ffab33d2918974e7ea90d3e4271910360dc70d687c5a50a13
