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[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Atul-Saxena/Study-group" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtul-Saxena%2FStudy-group", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9275dcef42bb9d1a869eef672820459880661bd2
[INFO] checking Atul-Saxena/Study-group against try#5fee451ebd94296ea05214e819c311e164b30af6 for pr-139042
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtul-Saxena%2FStudy-group" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Atul-Saxena/Study-group on toolchain 5fee451ebd94296ea05214e819c311e164b30af6
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[INFO] finished tweaking git repo https://github.com/Atul-Saxena/Study-group
[INFO] tweaked toml for git repo https://github.com/Atul-Saxena/Study-group written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Atul-Saxena/Study-group 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" "+5fee451ebd94296ea05214e819c311e164b30af6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Checking stuy-group v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `ctor` in `reexports_for_macros`
[INFO] [stdout]    --> src/lib.rs:19:1
[INFO] [stdout]     |
[INFO] [stdout] 19  | #[contractimpl]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^ could not find `ctor` in `reexports_for_macros`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/soroban-sdk-20.5.0/src/lib.rs:117:15
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub use ::ctor;
[INFO] [stdout]     |               ^^^^
[INFO] [stdout] note: the item is gated here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/soroban-sdk-20.5.0/src/lib.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 |     #[cfg(any(test, feature = "testutils"))]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: this error originates in the attribute macro `contractimpl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `StudyGroupContractClient` in this scope
[INFO] [stdout]   --> src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[contractimpl]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `soroban_sdk::contractclient` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `testutils`
[INFO] [stdout]   --> src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[contractimpl]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `contractimpl` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the attribute macro `contractimpl` may come from an old version of the `soroban_sdk_macros` crate, try updating your dependency with `cargo update -p soroban_sdk_macros`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the attribute macro `contractimpl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BytesN` and `Symbol`
[INFO] [stdout]  --> src/lib.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | use soroban_sdk::{contractimpl, Bytes, BytesN, Env, Symbol, Address, IntoVal};
[INFO] [stdout]   |                                        ^^^^^^       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `testutils`
[INFO] [stdout]   --> src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[contractimpl]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `soroban_sdk::contractclient` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the attribute macro `soroban_sdk::contractclient` may come from an old version of the `soroban_sdk_macros` crate, try updating your dependency with `cargo update -p soroban_sdk_macros`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the attribute macro `soroban_sdk::contractclient` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `StudyGroupContractClient` in this scope
[INFO] [stdout]   --> src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[contractimpl]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `soroban_sdk::contractclient` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `testutils`
[INFO] [stdout]   --> src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[contractimpl]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `contractimpl` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the attribute macro `contractimpl` may come from an old version of the `soroban_sdk_macros` crate, try updating your dependency with `cargo update -p soroban_sdk_macros`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the attribute macro `contractimpl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BytesN` and `Symbol`
[INFO] [stdout]  --> src/lib.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | use soroban_sdk::{contractimpl, Bytes, BytesN, Env, Symbol, Address, IntoVal};
[INFO] [stdout]   |                                        ^^^^^^       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `testutils`
[INFO] [stdout]   --> src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[contractimpl]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `soroban_sdk::contractclient` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the attribute macro `soroban_sdk::contractclient` may come from an old version of the `soroban_sdk_macros` crate, try updating your dependency with `cargo update -p soroban_sdk_macros`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the attribute macro `soroban_sdk::contractclient` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `data` found for struct `Env` in the current scope
[INFO] [stdout]   --> src/lib.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 |         e.data().set(group_id.clone(), StudyGroup { name, topic, creator });
[INFO] [stdout]    |           ^^^^ method not found in `Env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `data` found for struct `Env` in the current scope
[INFO] [stdout]   --> src/lib.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 |         e.data().set(get_membership_key(group_id, creator), Membership { 
[INFO] [stdout]    |           ^^^^ method not found in `Env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `data` found for struct `Env` in the current scope
[INFO] [stdout]   --> src/lib.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 |         e.data().set(group_id.clone(), StudyGroup { name, topic, creator });
[INFO] [stdout]    |           ^^^^ method not found in `Env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `data` found for struct `Env` in the current scope
[INFO] [stdout]   --> src/lib.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 |         e.data().set(get_membership_key(group_id, member), Membership { 
[INFO] [stdout]    |           ^^^^ method not found in `Env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `data` found for struct `Env` in the current scope
[INFO] [stdout]   --> src/lib.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 |         e.data().set(get_membership_key(group_id, creator), Membership { 
[INFO] [stdout]    |           ^^^^ method not found in `Env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `data` found for struct `Env` in the current scope
[INFO] [stdout]   --> src/lib.rs:48:32
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut membership = e.data()
[INFO] [stdout]    |                                ^^^^ method not found in `Env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `data` found for struct `Env` in the current scope
[INFO] [stdout]   --> src/lib.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 |         e.data().set(get_membership_key(group_id, member), Membership { 
[INFO] [stdout]    |           ^^^^ method not found in `Env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `data` found for struct `Env` in the current scope
[INFO] [stdout]   --> src/lib.rs:52:11
[INFO] [stdout]    |
[INFO] [stdout] 52 |         e.data().set(get_membership_key(group_id, member), membership);
[INFO] [stdout]    |           ^^^^ method not found in `Env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:63:39
[INFO] [stdout]    |
[INFO] [stdout] 63 |             invoke_token_contract(&e, member.member, share);
[INFO] [stdout]    |             ---------------------     ^^^^^^^^^^^^^ expected `&Address`, found `Address`
[INFO] [stdout]    |             |
[INFO] [stdout]    |             arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> src/lib.rs:84:4
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn invoke_token_contract(e: &Env, to: &Address, amount: i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^          ------------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]    |
[INFO] [stdout] 63 |             invoke_token_contract(&e, &member.member, share);
[INFO] [stdout]    |                                       +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `data` found for struct `Env` in the current scope
[INFO] [stdout]   --> src/lib.rs:48:32
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut membership = e.data()
[INFO] [stdout]    |                                ^^^^ method not found in `Env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:69:34
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn get_next_group_id(e: &Env) -> Bytes {
[INFO] [stdout]    |    -----------------             ^^^^^ expected `Bytes`, 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]   --> src/lib.rs:72:60
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn get_membership_key(group_id: Bytes, member: Address) -> Bytes {
[INFO] [stdout]    |    ------------------                                      ^^^^^ expected `Bytes`, 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 `group_id`
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn get_membership_key(group_id: Bytes, member: Address) -> Bytes {
[INFO] [stdout] 74 +     group_id
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:76:51
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn get_group_members(e: &Env, group_id: Bytes) -> Vec<Membership> {
[INFO] [stdout]    |    -----------------                              ^^^^^^^^^^^^^^^ expected `Vec<Membership>`, found `()`
[INFO] [stdout]    |    |
[INFO] [stdout]    |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `std::vec::Vec<Membership>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:80:53
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn total_contributions(e: &Env, group_id: Bytes) -> i32 {
[INFO] [stdout]    |    -------------------                              ^^^ expected `i32`, found `()`
[INFO] [stdout]    |    |
[INFO] [stdout]    |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IntoVal`
[INFO] [stdout]  --> src/lib.rs:1:70
[INFO] [stdout]   |
[INFO] [stdout] 1 | use soroban_sdk::{contractimpl, Bytes, BytesN, Env, Symbol, Address, IntoVal};
[INFO] [stdout]   |                                                                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `data` found for struct `Env` in the current scope
[INFO] [stdout]   --> src/lib.rs:52:11
[INFO] [stdout]    |
[INFO] [stdout] 52 |         e.data().set(get_membership_key(group_id, member), membership);
[INFO] [stdout]    |           ^^^^ method not found in `Env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/lib.rs:84:26
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn invoke_token_contract(e: &Env, to: &Address, amount: i32) {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]   --> src/lib.rs:84:35
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn invoke_token_contract(e: &Env, to: &Address, amount: i32) {
[INFO] [stdout]    |                                   ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]   --> src/lib.rs:84:49
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn invoke_token_contract(e: &Env, to: &Address, amount: i32) {
[INFO] [stdout]    |                                                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0412, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:63:39
[INFO] [stdout]    |
[INFO] [stdout] 63 |             invoke_token_contract(&e, member.member, share);
[INFO] [stdout]    |             ---------------------     ^^^^^^^^^^^^^ expected `&Address`, found `Address`
[INFO] [stdout]    |             |
[INFO] [stdout]    |             arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> src/lib.rs:84:4
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn invoke_token_contract(e: &Env, to: &Address, amount: i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^          ------------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]    |
[INFO] [stdout] 63 |             invoke_token_contract(&e, &member.member, share);
[INFO] [stdout]    |                                       +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stuy-group` (lib) due to 11 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `__StudyGroupContract_fn_set_registry`
[INFO] [stdout]   --> src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[contractimpl]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `__StudyGroupContract_fn_set_registry`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `__StudyGroupContract_fn_set_registry`, use `cargo add __StudyGroupContract_fn_set_registry` to add it to your `Cargo.toml`
[INFO] [stdout]    = note: this error originates in the attribute macro `contractimpl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:69:34
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn get_next_group_id(e: &Env) -> Bytes {
[INFO] [stdout]    |    -----------------             ^^^^^ expected `Bytes`, 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]   --> src/lib.rs:72:60
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn get_membership_key(group_id: Bytes, member: Address) -> Bytes {
[INFO] [stdout]    |    ------------------                                      ^^^^^ expected `Bytes`, 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 `group_id`
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn get_membership_key(group_id: Bytes, member: Address) -> Bytes {
[INFO] [stdout] 74 +     group_id
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:76:51
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn get_group_members(e: &Env, group_id: Bytes) -> Vec<Membership> {
[INFO] [stdout]    |    -----------------                              ^^^^^^^^^^^^^^^ expected `Vec<Membership>`, found `()`
[INFO] [stdout]    |    |
[INFO] [stdout]    |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `std::vec::Vec<Membership>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:80:53
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn total_contributions(e: &Env, group_id: Bytes) -> i32 {
[INFO] [stdout]    |    -------------------                              ^^^ expected `i32`, found `()`
[INFO] [stdout]    |    |
[INFO] [stdout]    |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IntoVal`
[INFO] [stdout]  --> src/lib.rs:1:70
[INFO] [stdout]   |
[INFO] [stdout] 1 | use soroban_sdk::{contractimpl, Bytes, BytesN, Env, Symbol, Address, IntoVal};
[INFO] [stdout]   |                                                                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/lib.rs:84:26
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn invoke_token_contract(e: &Env, to: &Address, amount: i32) {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]   --> src/lib.rs:84:35
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn invoke_token_contract(e: &Env, to: &Address, amount: i32) {
[INFO] [stdout]    |                                   ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]   --> src/lib.rs:84:49
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn invoke_token_contract(e: &Env, to: &Address, amount: i32) {
[INFO] [stdout]    |                                                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0412, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stuy-group` (lib test) due to 13 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9cea22b0450542a5710a37746e8babd4676d8da14b5b70257f9f9f049fc17889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cea22b0450542a5710a37746e8babd4676d8da14b5b70257f9f9f049fc17889", kill_on_drop: false }`
[INFO] [stdout] 9cea22b0450542a5710a37746e8babd4676d8da14b5b70257f9f9f049fc17889
