[INFO] cloning repository https://github.com/eduhenke/ferrugem-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eduhenke/ferrugem-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feduhenke%2Fferrugem-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feduhenke%2Fferrugem-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39fe777348eb4bc0b9d55c151db2c214ce85d568
[INFO] checking eduhenke/ferrugem-lang against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feduhenke%2Fferrugem-lang" "/workspace/builds/worker-90/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-90/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eduhenke/ferrugem-lang on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/eduhenke/ferrugem-lang
[INFO] finished tweaking git repo https://github.com/eduhenke/ferrugem-lang
[INFO] tweaked toml for git repo https://github.com/eduhenke/ferrugem-lang written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate git repo https://github.com/eduhenke/ferrugem-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "f0684c6fe3f3cabcdb7acfe47f39194ba9b1258332d76b8119ea07ea79ba60bb", kill_on_drop: false }`
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[INFO] [stdout] 55477db0e361dbe32510ae6549de74e33ca6bd8a0e16cdebb5f62091991a4711
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[INFO] [stdout] warning: unused imports: `Not`, `Ref`
[INFO] [stdout]  --> src/semantic.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     cell::{Ref, RefCell},
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 4 |     collections::HashMap,
[INFO] [stdout] 5 |     ops::{Deref, Not},
[INFO] [stdout]   |                  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BinOp`, `UnaryOp`
[INFO] [stdout]   --> src/semantic.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     BinOp, Expression, FunctionDefinition, LValue, Program, Statement, Type, UnaryOp,
[INFO] [stdout]    |     ^^^^^                                                                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Not`, `Ref`
[INFO] [stdout]  --> src/semantic.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     cell::{Ref, RefCell},
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 4 |     collections::HashMap,
[INFO] [stdout] 5 |     ops::{Deref, Not},
[INFO] [stdout]   |                  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BinOp`, `UnaryOp`
[INFO] [stdout]   --> src/semantic.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     BinOp, Expression, FunctionDefinition, LValue, Program, Statement, Type, UnaryOp,
[INFO] [stdout]    |     ^^^^^                                                                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Borrow`
[INFO] [stdout]  --> src/semantic.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     borrow::{Borrow, BorrowMut},
[INFO] [stdout]   |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BorrowMut`
[INFO] [stdout]  --> src/semantic.rs:2:22
[INFO] [stdout]   |
[INFO] [stdout] 2 |     borrow::{Borrow, BorrowMut},
[INFO] [stdout]   |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sc`
[INFO] [stdout]    --> src/semantic.rs:181:69
[INFO] [stdout]     |
[INFO] [stdout] 181 |                     .and_then(|stmt| stmt.type_check(f_scope).map(|(sc, ty)| ty).ok())
[INFO] [stdout]     |                                                                     ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op`
[INFO] [stdout]    --> src/semantic.rs:200:37
[INFO] [stdout]     |
[INFO] [stdout] 200 |             Expression::Binary(rhs, op, lhs) => {
[INFO] [stdout]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op`
[INFO] [stdout]    --> src/semantic.rs:215:31
[INFO] [stdout]     |
[INFO] [stdout] 215 |             Expression::Unary(op, expr) => expr.type_check(scope).and_then(|(scope, ty)| {
[INFO] [stdout]     |                               ^^ help: if this is intentional, prefix it with an underscore: `_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `false_path`
[INFO] [stdout]    --> src/semantic.rs:286:17
[INFO] [stdout]     |
[INFO] [stdout] 286 |                 false_path,
[INFO] [stdout]     |                 ^^^^^^^^^^ help: try ignoring the field: `false_path: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Borrow`
[INFO] [stdout]  --> src/semantic.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     borrow::{Borrow, BorrowMut},
[INFO] [stdout]   |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BorrowMut`
[INFO] [stdout]  --> src/semantic.rs:2:22
[INFO] [stdout]   |
[INFO] [stdout] 2 |     borrow::{Borrow, BorrowMut},
[INFO] [stdout]   |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sc`
[INFO] [stdout]    --> src/semantic.rs:181:69
[INFO] [stdout]     |
[INFO] [stdout] 181 |                     .and_then(|stmt| stmt.type_check(f_scope).map(|(sc, ty)| ty).ok())
[INFO] [stdout]     |                                                                     ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op`
[INFO] [stdout]    --> src/semantic.rs:200:37
[INFO] [stdout]     |
[INFO] [stdout] 200 |             Expression::Binary(rhs, op, lhs) => {
[INFO] [stdout]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op`
[INFO] [stdout]    --> src/semantic.rs:215:31
[INFO] [stdout]     |
[INFO] [stdout] 215 |             Expression::Unary(op, expr) => expr.type_check(scope).and_then(|(scope, ty)| {
[INFO] [stdout]     |                               ^^ help: if this is intentional, prefix it with an underscore: `_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `false_path`
[INFO] [stdout]    --> src/semantic.rs:286:17
[INFO] [stdout]     |
[INFO] [stdout] 286 |                 false_path,
[INFO] [stdout]     |                 ^^^^^^^^^^ help: try ignoring the field: `false_path: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 16s
[INFO] running `Command { std: "docker" "inspect" "55477db0e361dbe32510ae6549de74e33ca6bd8a0e16cdebb5f62091991a4711", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55477db0e361dbe32510ae6549de74e33ca6bd8a0e16cdebb5f62091991a4711", kill_on_drop: false }`
[INFO] [stdout] 55477db0e361dbe32510ae6549de74e33ca6bd8a0e16cdebb5f62091991a4711