Dec 01 07:25:25.890 INFO testing nilq/ketchup against 1.30.1 for beta-1.31-5
Dec 01 07:25:25.891 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/1.30.1:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 07:25:26.329 INFO [stdout] a48171f0661bc449d08fe45355a9e5ec968d26c80df52712d9b04995d280ccea
Dec 01 07:25:26.333 INFO running `"docker" "start" "-a" "a48171f0661bc449d08fe45355a9e5ec968d26c80df52712d9b04995d280ccea"`
Dec 01 07:25:27.323 INFO [stderr] usermod: no changes
Dec 01 07:25:27.375 INFO [stderr]    Compiling ketchup v0.1.0 (/source)
Dec 01 07:25:27.723 INFO [stderr] warning: unused import: `Op`
Dec 01 07:25:27.724 INFO [stderr]   --> src/language/mod.rs:11:14
Dec 01 07:25:27.724 INFO [stderr]    |
Dec 01 07:25:27.724 INFO [stderr] 11 |     use vm::{Op, Value, Object, Native};
Dec 01 07:25:27.725 INFO [stderr]    |              ^^
Dec 01 07:25:27.725 INFO [stderr]    |
Dec 01 07:25:27.725 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 01 07:25:27.725 INFO [stderr] 
Dec 01 07:25:27.803 INFO [stderr] warning: unreachable expression
Dec 01 07:25:27.804 INFO [stderr]   --> src/language/mod.rs:50:9
Dec 01 07:25:27.804 INFO [stderr]    |
Dec 01 07:25:27.805 INFO [stderr] 50 |         Value::Nil
Dec 01 07:25:27.805 INFO [stderr]    |         ^^^^^^^^^^
Dec 01 07:25:27.805 INFO [stderr]    |
Dec 01 07:25:27.805 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 01 07:25:27.806 INFO [stderr] 
Dec 01 07:25:28.031 INFO [stderr] warning: unreachable pattern
Dec 01 07:25:28.031 INFO [stderr]    --> src/language/mod.rs:114:13
Dec 01 07:25:28.031 INFO [stderr]     |
Dec 01 07:25:28.031 INFO [stderr] 114 |             _ => panic!("unimplemented expression!") ,
Dec 01 07:25:28.031 INFO [stderr]     |             ^
Dec 01 07:25:28.031 INFO [stderr]     |
Dec 01 07:25:28.031 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Dec 01 07:25:28.031 INFO [stderr] 
Dec 01 07:25:28.038 INFO [stderr] warning: unreachable pattern
Dec 01 07:25:28.038 INFO [stderr]    --> src/language/mod.rs:157:17
Dec 01 07:25:28.038 INFO [stderr]     |
Dec 01 07:25:28.042 INFO [stderr] 157 |                 _ => panic!("unstable/unimplemented statement!?")
Dec 01 07:25:28.043 INFO [stderr]     |                 ^
Dec 01 07:25:28.043 INFO [stderr] 
Dec 01 07:25:28.043 INFO [stderr] warning: unreachable pattern
Dec 01 07:25:28.043 INFO [stderr]   --> src/language/vm/mod.rs:63:17
Dec 01 07:25:28.043 INFO [stderr]    |
Dec 01 07:25:28.044 INFO [stderr] 63 |                 Op::Name(ref n) => {
Dec 01 07:25:28.044 INFO [stderr]    |                 ^^^^^^^^^^^^^^^
Dec 01 07:25:28.044 INFO [stderr] 
Dec 01 07:25:28.044 INFO [stderr] warning: unreachable pattern
Dec 01 07:25:28.044 INFO [stderr]    --> src/language/vm/mod.rs:129:17
Dec 01 07:25:28.045 INFO [stderr]     |
Dec 01 07:25:28.045 INFO [stderr] 129 |                 _ => panic!("angery, not covered!?!"),
Dec 01 07:25:28.045 INFO [stderr]     |                 ^
Dec 01 07:25:28.045 INFO [stderr] 
Dec 01 07:25:28.045 INFO [stderr] warning: value assigned to `body` is never read
Dec 01 07:25:28.046 INFO [stderr]    --> src/language/syntax/parser/mod.rs:186:29
Dec 01 07:25:28.046 INFO [stderr]     |
Dec 01 07:25:28.046 INFO [stderr] 186 |                     let mut body: Option<Vec<Statement>> = None;
Dec 01 07:25:28.046 INFO [stderr]     |                             ^^^^
Dec 01 07:25:28.046 INFO [stderr]     |
Dec 01 07:25:28.047 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 01 07:25:28.047 INFO [stderr] 
Dec 01 07:25:28.047 INFO [stderr] warning: unused variable: `t`
Dec 01 07:25:28.047 INFO [stderr]    --> src/language/syntax/parser/mod.rs:215:25
Dec 01 07:25:28.047 INFO [stderr]     |
Dec 01 07:25:28.048 INFO [stderr] 215 |                         t => body = Some(vec!(Statement::Expression(Box::new(self.expression())))),
Dec 01 07:25:28.048 INFO [stderr]     |                         ^ help: consider using `_t` instead
Dec 01 07:25:28.048 INFO [stderr]     |
Dec 01 07:25:28.048 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 01 07:25:28.048 INFO [stderr] 
Dec 01 07:25:28.048 INFO [stderr] warning: variable does not need to be mutable
Dec 01 07:25:28.049 INFO [stderr]   --> src/main.rs:65:9
Dec 01 07:25:28.049 INFO [stderr]    |
Dec 01 07:25:28.049 INFO [stderr] 65 |     let mut test = r#"
Dec 01 07:25:28.049 INFO [stderr]    |         ----^^^^
Dec 01 07:25:28.049 INFO [stderr]    |         |
Dec 01 07:25:28.049 INFO [stderr]    |         help: remove this `mut`
Dec 01 07:25:28.050 INFO [stderr]    |
Dec 01 07:25:28.050 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 01 07:25:28.050 INFO [stderr] 
Dec 01 07:25:28.164 INFO [stderr] warning: variant is never constructed: `Block`
Dec 01 07:25:28.164 INFO [stderr]  --> src/language/syntax/lexer/token.rs:3:5
Dec 01 07:25:28.164 INFO [stderr]   |
Dec 01 07:25:28.164 INFO [stderr] 3 |     Block(Vec<Token>),
Dec 01 07:25:28.165 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 01 07:25:28.165 INFO [stderr]   |
Dec 01 07:25:28.165 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 01 07:25:28.165 INFO [stderr] 
Dec 01 07:25:28.167 INFO [stderr] warning: variant is never constructed: `Tokens`
Dec 01 07:25:28.167 INFO [stderr]  --> src/language/syntax/lexer/block_tree.rs:6:5
Dec 01 07:25:28.167 INFO [stderr]   |
Dec 01 07:25:28.167 INFO [stderr] 6 |     Tokens(Vec<Token>),
Dec 01 07:25:28.167 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 01 07:25:28.167 INFO [stderr] 
Dec 01 07:25:28.167 INFO [stderr] warning: method is never used: `value`
Dec 01 07:25:28.167 INFO [stderr]   --> src/language/syntax/lexer/block_tree.rs:22:5
Dec 01 07:25:28.167 INFO [stderr]    |
Dec 01 07:25:28.167 INFO [stderr] 22 |     pub fn value(&self) -> &ChunkValue {
Dec 01 07:25:28.167 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:25:28.167 INFO [stderr] 
Dec 01 07:25:28.167 INFO [stderr] warning: function is never used: `lex_branch`
Dec 01 07:25:28.167 INFO [stderr]   --> src/language/syntax/lexer/lexer.rs:80:1
Dec 01 07:25:28.167 INFO [stderr]    |
Dec 01 07:25:28.167 INFO [stderr] 80 | pub fn lex_branch(branch: &Branch) -> Branch {
Dec 01 07:25:28.167 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:25:28.167 INFO [stderr] 
Dec 01 07:25:28.167 INFO [stderr] warning: function is never used: `flatten_branch`
Dec 01 07:25:28.167 INFO [stderr]   --> src/language/syntax/lexer/lexer.rs:98:1
Dec 01 07:25:28.167 INFO [stderr]    |
Dec 01 07:25:28.167 INFO [stderr] 98 | pub fn flatten_branch(branch: &Branch) -> Vec<Token> {
Dec 01 07:25:28.167 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:25:28.167 INFO [stderr] 
Dec 01 07:25:28.167 INFO [stderr] warning: function is never used: `process_branch`
Dec 01 07:25:28.167 INFO [stderr]    --> src/language/syntax/lexer/lexer.rs:110:1
Dec 01 07:25:28.167 INFO [stderr]     |
Dec 01 07:25:28.167 INFO [stderr] 110 | pub fn process_branch(branch: &Branch) -> Vec<Token> {
Dec 01 07:25:28.167 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:25:28.167 INFO [stderr] 
Dec 01 07:25:28.167 INFO [stderr] warning: variant is never constructed: `Block`
Dec 01 07:25:28.167 INFO [stderr]   --> src/language/syntax/parser/ast.rs:15:5
Dec 01 07:25:28.167 INFO [stderr]    |
Dec 01 07:25:28.167 INFO [stderr] 15 |     Block(Box<Vec<Statement>>),
Dec 01 07:25:28.167 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:25:28.167 INFO [stderr] 
Dec 01 07:25:28.167 INFO [stderr] warning: variant is never constructed: `Jump`
Dec 01 07:25:28.167 INFO [stderr]   --> src/language/vm/op.rs:21:5
Dec 01 07:25:28.167 INFO [stderr]    |
Dec 01 07:25:28.167 INFO [stderr] 21 |     Jump(i32),
Dec 01 07:25:28.167 INFO [stderr]    |     ^^^^^^^^^
Dec 01 07:25:28.167 INFO [stderr] 
Dec 01 07:25:28.167 INFO [stderr] warning: function is never used: `test`
Dec 01 07:25:28.167 INFO [stderr]   --> src/main.rs:61:1
Dec 01 07:25:28.167 INFO [stderr]    |
Dec 01 07:25:28.167 INFO [stderr] 61 | fn test() {
Dec 01 07:25:28.167 INFO [stderr]    | ^^^^^^^^^
Dec 01 07:25:28.167 INFO [stderr] 
Dec 01 07:25:28.179 INFO [stderr] warning: unused `std::result::Result` which must be used
Dec 01 07:25:28.179 INFO [stderr]   --> src/main.rs:53:17
Dec 01 07:25:28.179 INFO [stderr]    |
Dec 01 07:25:28.179 INFO [stderr] 53 |                 vm.run(&mut scopes);
Dec 01 07:25:28.179 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^
Dec 01 07:25:28.179 INFO [stderr]    |
Dec 01 07:25:28.179 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 01 07:25:28.179 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 07:25:28.179 INFO [stderr] 
Dec 01 07:25:28.179 INFO [stderr] warning: unused `std::result::Result` which must be used
Dec 01 07:25:28.179 INFO [stderr]   --> src/main.rs:92:5
Dec 01 07:25:28.179 INFO [stderr]    |
Dec 01 07:25:28.179 INFO [stderr] 92 |     vm.run(&mut scopes);
Dec 01 07:25:28.179 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 01 07:25:28.179 INFO [stderr]    |
Dec 01 07:25:28.179 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 07:25:28.179 INFO [stderr] 
Dec 01 07:25:30.765 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.42s
Dec 01 07:25:30.767 INFO [stderr] su: No module specific data is present
Dec 01 07:25:31.694 INFO running `"docker" "inspect" "a48171f0661bc449d08fe45355a9e5ec968d26c80df52712d9b04995d280ccea"`
Dec 01 07:25:31.972 INFO running `"docker" "rm" "-f" "a48171f0661bc449d08fe45355a9e5ec968d26c80df52712d9b04995d280ccea"`
Dec 01 07:25:32.243 INFO [stdout] a48171f0661bc449d08fe45355a9e5ec968d26c80df52712d9b04995d280ccea
Dec 01 07:25:32.251 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/1.30.1:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 07:25:32.760 INFO [stdout] e74c4e9e7b41f8d85f895cf72e8e3de873137c454415b0aebc3230b71bad0377
Dec 01 07:25:32.767 INFO running `"docker" "start" "-a" "e74c4e9e7b41f8d85f895cf72e8e3de873137c454415b0aebc3230b71bad0377"`
Dec 01 07:25:33.425 INFO [stderr] usermod: no changes
Dec 01 07:25:33.454 INFO [stderr]    Compiling ketchup v0.1.0 (/source)
Dec 01 07:25:33.779 INFO [stderr] warning: unused import: `Op`
Dec 01 07:25:33.779 INFO [stderr]   --> src/language/mod.rs:11:14
Dec 01 07:25:33.779 INFO [stderr]    |
Dec 01 07:25:33.779 INFO [stderr] 11 |     use vm::{Op, Value, Object, Native};
Dec 01 07:25:33.779 INFO [stderr]    |              ^^
Dec 01 07:25:33.779 INFO [stderr]    |
Dec 01 07:25:33.779 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 01 07:25:33.779 INFO [stderr] 
Dec 01 07:25:33.874 INFO [stderr] warning: unreachable expression
Dec 01 07:25:33.875 INFO [stderr]   --> src/language/mod.rs:50:9
Dec 01 07:25:33.875 INFO [stderr]    |
Dec 01 07:25:33.875 INFO [stderr] 50 |         Value::Nil
Dec 01 07:25:33.875 INFO [stderr]    |         ^^^^^^^^^^
Dec 01 07:25:33.875 INFO [stderr]    |
Dec 01 07:25:33.875 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 01 07:25:33.875 INFO [stderr] 
Dec 01 07:25:34.084 INFO [stderr] warning: unreachable pattern
Dec 01 07:25:34.084 INFO [stderr]    --> src/language/mod.rs:114:13
Dec 01 07:25:34.084 INFO [stderr]     |
Dec 01 07:25:34.084 INFO [stderr] 114 |             _ => panic!("unimplemented expression!") ,
Dec 01 07:25:34.084 INFO [stderr]     |             ^
Dec 01 07:25:34.084 INFO [stderr]     |
Dec 01 07:25:34.084 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Dec 01 07:25:34.084 INFO [stderr] 
Dec 01 07:25:34.084 INFO [stderr] warning: unreachable pattern
Dec 01 07:25:34.084 INFO [stderr]    --> src/language/mod.rs:157:17
Dec 01 07:25:34.084 INFO [stderr]     |
Dec 01 07:25:34.084 INFO [stderr] 157 |                 _ => panic!("unstable/unimplemented statement!?")
Dec 01 07:25:34.084 INFO [stderr]     |                 ^
Dec 01 07:25:34.084 INFO [stderr] 
Dec 01 07:25:34.085 INFO [stderr] warning: unreachable pattern
Dec 01 07:25:34.085 INFO [stderr]   --> src/language/vm/mod.rs:63:17
Dec 01 07:25:34.085 INFO [stderr]    |
Dec 01 07:25:34.085 INFO [stderr] 63 |                 Op::Name(ref n) => {
Dec 01 07:25:34.085 INFO [stderr]    |                 ^^^^^^^^^^^^^^^
Dec 01 07:25:34.085 INFO [stderr] 
Dec 01 07:25:34.086 INFO [stderr] warning: unreachable pattern
Dec 01 07:25:34.086 INFO [stderr]    --> src/language/vm/mod.rs:129:17
Dec 01 07:25:34.086 INFO [stderr]     |
Dec 01 07:25:34.086 INFO [stderr] 129 |                 _ => panic!("angery, not covered!?!"),
Dec 01 07:25:34.086 INFO [stderr]     |                 ^
Dec 01 07:25:34.086 INFO [stderr] 
Dec 01 07:25:34.087 INFO [stderr] warning: value assigned to `body` is never read
Dec 01 07:25:34.087 INFO [stderr]    --> src/language/syntax/parser/mod.rs:186:29
Dec 01 07:25:34.087 INFO [stderr]     |
Dec 01 07:25:34.087 INFO [stderr] 186 |                     let mut body: Option<Vec<Statement>> = None;
Dec 01 07:25:34.087 INFO [stderr]     |                             ^^^^
Dec 01 07:25:34.087 INFO [stderr]     |
Dec 01 07:25:34.087 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 01 07:25:34.087 INFO [stderr] 
Dec 01 07:25:34.088 INFO [stderr] warning: unused variable: `t`
Dec 01 07:25:34.088 INFO [stderr]    --> src/language/syntax/parser/mod.rs:215:25
Dec 01 07:25:34.088 INFO [stderr]     |
Dec 01 07:25:34.088 INFO [stderr] 215 |                         t => body = Some(vec!(Statement::Expression(Box::new(self.expression())))),
Dec 01 07:25:34.088 INFO [stderr]     |                         ^ help: consider using `_t` instead
Dec 01 07:25:34.088 INFO [stderr]     |
Dec 01 07:25:34.088 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 01 07:25:34.088 INFO [stderr] 
Dec 01 07:25:34.092 INFO [stderr] warning: variable does not need to be mutable
Dec 01 07:25:34.092 INFO [stderr]   --> src/main.rs:65:9
Dec 01 07:25:34.092 INFO [stderr]    |
Dec 01 07:25:34.092 INFO [stderr] 65 |     let mut test = r#"
Dec 01 07:25:34.092 INFO [stderr]    |         ----^^^^
Dec 01 07:25:34.092 INFO [stderr]    |         |
Dec 01 07:25:34.092 INFO [stderr]    |         help: remove this `mut`
Dec 01 07:25:34.092 INFO [stderr]    |
Dec 01 07:25:34.092 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 01 07:25:34.092 INFO [stderr] 
Dec 01 07:25:34.211 INFO [stderr] warning: variant is never constructed: `Block`
Dec 01 07:25:34.211 INFO [stderr]  --> src/language/syntax/lexer/token.rs:3:5
Dec 01 07:25:34.211 INFO [stderr]   |
Dec 01 07:25:34.211 INFO [stderr] 3 |     Block(Vec<Token>),
Dec 01 07:25:34.211 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 01 07:25:34.211 INFO [stderr]   |
Dec 01 07:25:34.211 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 01 07:25:34.211 INFO [stderr] 
Dec 01 07:25:34.211 INFO [stderr] warning: variant is never constructed: `Tokens`
Dec 01 07:25:34.211 INFO [stderr]  --> src/language/syntax/lexer/block_tree.rs:6:5
Dec 01 07:25:34.211 INFO [stderr]   |
Dec 01 07:25:34.211 INFO [stderr] 6 |     Tokens(Vec<Token>),
Dec 01 07:25:34.211 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 01 07:25:34.211 INFO [stderr] 
Dec 01 07:25:34.211 INFO [stderr] warning: method is never used: `value`
Dec 01 07:25:34.211 INFO [stderr]   --> src/language/syntax/lexer/block_tree.rs:22:5
Dec 01 07:25:34.211 INFO [stderr]    |
Dec 01 07:25:34.211 INFO [stderr] 22 |     pub fn value(&self) -> &ChunkValue {
Dec 01 07:25:34.211 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:25:34.211 INFO [stderr] 
Dec 01 07:25:34.211 INFO [stderr] warning: function is never used: `lex_branch`
Dec 01 07:25:34.211 INFO [stderr]   --> src/language/syntax/lexer/lexer.rs:80:1
Dec 01 07:25:34.211 INFO [stderr]    |
Dec 01 07:25:34.211 INFO [stderr] 80 | pub fn lex_branch(branch: &Branch) -> Branch {
Dec 01 07:25:34.211 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:25:34.211 INFO [stderr] 
Dec 01 07:25:34.211 INFO [stderr] warning: function is never used: `flatten_branch`
Dec 01 07:25:34.211 INFO [stderr]   --> src/language/syntax/lexer/lexer.rs:98:1
Dec 01 07:25:34.211 INFO [stderr]    |
Dec 01 07:25:34.211 INFO [stderr] 98 | pub fn flatten_branch(branch: &Branch) -> Vec<Token> {
Dec 01 07:25:34.211 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:25:34.211 INFO [stderr] 
Dec 01 07:25:34.211 INFO [stderr] warning: function is never used: `process_branch`
Dec 01 07:25:34.211 INFO [stderr]    --> src/language/syntax/lexer/lexer.rs:110:1
Dec 01 07:25:34.211 INFO [stderr]     |
Dec 01 07:25:34.211 INFO [stderr] 110 | pub fn process_branch(branch: &Branch) -> Vec<Token> {
Dec 01 07:25:34.211 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:25:34.211 INFO [stderr] 
Dec 01 07:25:34.211 INFO [stderr] warning: variant is never constructed: `Block`
Dec 01 07:25:34.211 INFO [stderr]   --> src/language/syntax/parser/ast.rs:15:5
Dec 01 07:25:34.211 INFO [stderr]    |
Dec 01 07:25:34.211 INFO [stderr] 15 |     Block(Box<Vec<Statement>>),
Dec 01 07:25:34.211 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:25:34.211 INFO [stderr] 
Dec 01 07:25:34.218 INFO [stderr] warning: variant is never constructed: `Jump`
Dec 01 07:25:34.219 INFO [stderr]   --> src/language/vm/op.rs:21:5
Dec 01 07:25:34.219 INFO [stderr]    |
Dec 01 07:25:34.219 INFO [stderr] 21 |     Jump(i32),
Dec 01 07:25:34.219 INFO [stderr]    |     ^^^^^^^^^
Dec 01 07:25:34.219 INFO [stderr] 
Dec 01 07:25:34.219 INFO [stderr] warning: function is never used: `test`
Dec 01 07:25:34.219 INFO [stderr]   --> src/main.rs:61:1
Dec 01 07:25:34.219 INFO [stderr]    |
Dec 01 07:25:34.219 INFO [stderr] 61 | fn test() {
Dec 01 07:25:34.219 INFO [stderr]    | ^^^^^^^^^
Dec 01 07:25:34.219 INFO [stderr] 
Dec 01 07:25:34.226 INFO [stderr] warning: unused `std::result::Result` which must be used
Dec 01 07:25:34.226 INFO [stderr]   --> src/main.rs:53:17
Dec 01 07:25:34.226 INFO [stderr]    |
Dec 01 07:25:34.226 INFO [stderr] 53 |                 vm.run(&mut scopes);
Dec 01 07:25:34.226 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^
Dec 01 07:25:34.226 INFO [stderr]    |
Dec 01 07:25:34.226 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 01 07:25:34.226 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 07:25:34.226 INFO [stderr] 
Dec 01 07:25:34.226 INFO [stderr] warning: unused `std::result::Result` which must be used
Dec 01 07:25:34.226 INFO [stderr]   --> src/main.rs:92:5
Dec 01 07:25:34.226 INFO [stderr]    |
Dec 01 07:25:34.226 INFO [stderr] 92 |     vm.run(&mut scopes);
Dec 01 07:25:34.226 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 01 07:25:34.226 INFO [stderr]    |
Dec 01 07:25:34.226 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 07:25:34.226 INFO [stderr] 
Dec 01 07:25:34.755 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
Dec 01 07:25:34.763 INFO [stderr] su: No module specific data is present
Dec 01 07:25:35.203 INFO running `"docker" "inspect" "e74c4e9e7b41f8d85f895cf72e8e3de873137c454415b0aebc3230b71bad0377"`
Dec 01 07:25:35.290 INFO running `"docker" "rm" "-f" "e74c4e9e7b41f8d85f895cf72e8e3de873137c454415b0aebc3230b71bad0377"`
Dec 01 07:25:35.410 INFO [stdout] e74c4e9e7b41f8d85f895cf72e8e3de873137c454415b0aebc3230b71bad0377
Dec 01 07:25:35.412 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/1.30.1:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1.30.1 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 07:25:35.627 INFO [stdout] 9c99dcf451f9c4703d140af9db246ce1fed1b4a406e33f394c2fca2e43ae3a7d
Dec 01 07:25:35.629 INFO running `"docker" "start" "-a" "9c99dcf451f9c4703d140af9db246ce1fed1b4a406e33f394c2fca2e43ae3a7d"`
Dec 01 07:25:35.981 INFO [stderr] usermod: no changes
Dec 01 07:25:36.005 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
Dec 01 07:25:36.006 INFO [stderr]      Running /target/debug/deps/ketchup-6c057fe9322b40c1
Dec 01 07:25:36.012 INFO [stdout] 
Dec 01 07:25:36.012 INFO [stdout] running 0 tests
Dec 01 07:25:36.012 INFO [stdout] 
Dec 01 07:25:36.012 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 07:25:36.012 INFO [stdout] 
Dec 01 07:25:36.014 INFO [stderr] su: No module specific data is present
Dec 01 07:25:36.372 INFO running `"docker" "inspect" "9c99dcf451f9c4703d140af9db246ce1fed1b4a406e33f394c2fca2e43ae3a7d"`
Dec 01 07:25:36.687 INFO running `"docker" "rm" "-f" "9c99dcf451f9c4703d140af9db246ce1fed1b4a406e33f394c2fca2e43ae3a7d"`
Dec 01 07:25:36.839 INFO [stdout] 9c99dcf451f9c4703d140af9db246ce1fed1b4a406e33f394c2fca2e43ae3a7d
