Nov 16 10:22:49.478 INFO testing tomvidm/rusty-cas against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 16 10:22:49.479 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 16 10:22:49.972 INFO [stdout] b061fd0bb65559aace0d9a800b1b1c418646024442ed2d48f4ff6909d8d318d8
Nov 16 10:22:49.974 INFO running `"docker" "start" "-a" "b061fd0bb65559aace0d9a800b1b1c418646024442ed2d48f4ff6909d8d318d8"`
Nov 16 10:22:51.031 INFO [stderr] usermod: no changes
Nov 16 10:22:51.095 INFO [stderr]    Compiling sym v0.1.0 (/source)
Nov 16 10:22:51.346 INFO [stderr] warning: unused import: `std::io`
Nov 16 10:22:51.346 INFO [stderr]  --> src/lexer.rs:2:5
Nov 16 10:22:51.346 INFO [stderr]   |
Nov 16 10:22:51.346 INFO [stderr] 2 | use std::io;
Nov 16 10:22:51.346 INFO [stderr]   |     ^^^^^^^
Nov 16 10:22:51.346 INFO [stderr]   |
Nov 16 10:22:51.346 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 10:22:51.346 INFO [stderr] 
Nov 16 10:22:51.346 INFO [stderr] warning: unused import: `std::char`
Nov 16 10:22:51.347 INFO [stderr]  --> src/lexer.rs:3:5
Nov 16 10:22:51.347 INFO [stderr]   |
Nov 16 10:22:51.347 INFO [stderr] 3 | use std::char;
Nov 16 10:22:51.347 INFO [stderr]   |     ^^^^^^^^^
Nov 16 10:22:51.347 INFO [stderr] 
Nov 16 10:22:51.347 INFO [stderr] warning: unused import: `Term`
Nov 16 10:22:51.347 INFO [stderr]    --> src/lexer.rs:125:23
Nov 16 10:22:51.347 INFO [stderr]     |
Nov 16 10:22:51.347 INFO [stderr] 125 |     use self::Token::{Term, Operator};
Nov 16 10:22:51.347 INFO [stderr]     |                       ^^^^
Nov 16 10:22:51.347 INFO [stderr] 
Nov 16 10:22:51.347 INFO [stderr] warning: unused imports: `Number`, `VariableKey`
Nov 16 10:22:51.347 INFO [stderr]    --> src/lexer.rs:126:27
Nov 16 10:22:51.347 INFO [stderr]     |
Nov 16 10:22:51.347 INFO [stderr] 126 |     use self::TermToken::{Number, VariableKey};
Nov 16 10:22:51.347 INFO [stderr]     |                           ^^^^^^  ^^^^^^^^^^^
Nov 16 10:22:51.347 INFO [stderr] 
Nov 16 10:22:51.347 INFO [stderr] warning: unused imports: `Number`, `VariableKey`
Nov 16 10:22:51.347 INFO [stderr]    --> src/lexer.rs:161:27
Nov 16 10:22:51.347 INFO [stderr]     |
Nov 16 10:22:51.347 INFO [stderr] 161 |     use self::TermToken::{Number, VariableKey};
Nov 16 10:22:51.347 INFO [stderr]     |                           ^^^^^^  ^^^^^^^^^^^
Nov 16 10:22:51.347 INFO [stderr] 
Nov 16 10:22:51.351 INFO [stderr] warning: doc comment not used by rustdoc
Nov 16 10:22:51.351 INFO [stderr]    --> src/lexer.rs:241:25
Nov 16 10:22:51.351 INFO [stderr]     |
Nov 16 10:22:51.351 INFO [stderr] 241 |                         /// Push top operator to output
Nov 16 10:22:51.351 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:51.351 INFO [stderr]     |
Nov 16 10:22:51.351 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Nov 16 10:22:51.351 INFO [stderr] 
Nov 16 10:22:51.579 INFO [stderr] warning: unreachable pattern
Nov 16 10:22:51.579 INFO [stderr]    --> src/symexpr_rc.rs:212:13
Nov 16 10:22:51.579 INFO [stderr]     |
Nov 16 10:22:51.579 INFO [stderr] 212 |             _ => return None
Nov 16 10:22:51.579 INFO [stderr]     |             ^
Nov 16 10:22:51.579 INFO [stderr]     |
Nov 16 10:22:51.579 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Nov 16 10:22:51.579 INFO [stderr] 
Nov 16 10:22:51.583 INFO [stderr] warning: unused variable: `ch`
Nov 16 10:22:51.583 INFO [stderr]    --> src/lexer.rs:128:9
Nov 16 10:22:51.583 INFO [stderr]     |
Nov 16 10:22:51.583 INFO [stderr] 128 |     for ch in slice.chars() {
Nov 16 10:22:51.583 INFO [stderr]     |         ^^ help: consider using `_ch` instead
Nov 16 10:22:51.583 INFO [stderr]     |
Nov 16 10:22:51.583 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 16 10:22:51.583 INFO [stderr] 
Nov 16 10:22:51.583 INFO [stderr] warning: unused variable: `i`
Nov 16 10:22:51.583 INFO [stderr]    --> src/lexer.rs:135:10
Nov 16 10:22:51.583 INFO [stderr]     |
Nov 16 10:22:51.583 INFO [stderr] 135 |     for (i, token) in tokens.iter().enumerate() {
Nov 16 10:22:51.583 INFO [stderr]     |          ^ help: consider using `_i` instead
Nov 16 10:22:51.583 INFO [stderr] 
Nov 16 10:22:51.583 INFO [stderr] warning: unused variable: `temp_number`
Nov 16 10:22:51.583 INFO [stderr]    --> src/lexer.rs:165:13
Nov 16 10:22:51.583 INFO [stderr]     |
Nov 16 10:22:51.583 INFO [stderr] 165 |     let mut temp_number = Numeric::from_integer(0);
Nov 16 10:22:51.583 INFO [stderr]     |             ^^^^^^^^^^^ help: consider using `_temp_number` instead
Nov 16 10:22:51.583 INFO [stderr] 
Nov 16 10:22:51.583 INFO [stderr] warning: unused variable: `i`
Nov 16 10:22:51.583 INFO [stderr]    --> src/lexer.rs:166:10
Nov 16 10:22:51.583 INFO [stderr]     |
Nov 16 10:22:51.583 INFO [stderr] 166 |     for (i, ch) in string.chars().enumerate() {
Nov 16 10:22:51.583 INFO [stderr]     |          ^ help: consider using `_i` instead
Nov 16 10:22:51.583 INFO [stderr] 
Nov 16 10:22:51.583 INFO [stderr] warning: unused variable: `i`
Nov 16 10:22:51.583 INFO [stderr]    --> src/lexer.rs:207:10
Nov 16 10:22:51.583 INFO [stderr]     |
Nov 16 10:22:51.583 INFO [stderr] 207 |     for (i, token) in tokens.iter().enumerate() {
Nov 16 10:22:51.583 INFO [stderr]     |          ^ help: consider using `_i` instead
Nov 16 10:22:51.583 INFO [stderr] 
Nov 16 10:22:51.583 INFO [stderr] warning: unused variable: `string`
Nov 16 10:22:51.583 INFO [stderr]   --> src/cli.rs:21:16
Nov 16 10:22:51.583 INFO [stderr]    |
Nov 16 10:22:51.583 INFO [stderr] 21 | fn parse_input(string: &String) {
Nov 16 10:22:51.583 INFO [stderr]    |                ^^^^^^ help: consider using `_string` instead
Nov 16 10:22:51.583 INFO [stderr] 
Nov 16 10:22:51.583 INFO [stderr] warning: unused variable: `x`
Nov 16 10:22:51.583 INFO [stderr]   --> src/main.rs:13:13
Nov 16 10:22:51.583 INFO [stderr]    |
Nov 16 10:22:51.583 INFO [stderr] 13 |     for (i, x) in b.iter().enumerate() {
Nov 16 10:22:51.583 INFO [stderr]    |             ^ help: consider using `_x` instead
Nov 16 10:22:51.583 INFO [stderr] 
Nov 16 10:22:51.583 INFO [stderr] warning: value assigned to `postfixed_tokens` is never read
Nov 16 10:22:51.583 INFO [stderr]    --> src/symengine.rs:105:17
Nov 16 10:22:51.583 INFO [stderr]     |
Nov 16 10:22:51.583 INFO [stderr] 105 |         let mut postfixed_tokens: Vec<Token> = Vec::new();
Nov 16 10:22:51.583 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^
Nov 16 10:22:51.584 INFO [stderr]     |
Nov 16 10:22:51.584 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Nov 16 10:22:51.584 INFO [stderr] 
Nov 16 10:22:51.687 INFO [stderr] warning: variable does not need to be mutable
Nov 16 10:22:51.687 INFO [stderr]    --> src/lexer.rs:165:9
Nov 16 10:22:51.687 INFO [stderr]     |
Nov 16 10:22:51.687 INFO [stderr] 165 |     let mut temp_number = Numeric::from_integer(0);
Nov 16 10:22:51.687 INFO [stderr]     |         ----^^^^^^^^^^^
Nov 16 10:22:51.687 INFO [stderr]     |         |
Nov 16 10:22:51.687 INFO [stderr]     |         help: remove this `mut`
Nov 16 10:22:51.687 INFO [stderr]     |
Nov 16 10:22:51.687 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 16 10:22:51.687 INFO [stderr] 
Nov 16 10:22:51.691 INFO [stderr] warning: method is never used: `eval_expr_with`
Nov 16 10:22:51.691 INFO [stderr]   --> src/symengine.rs:25:5
Nov 16 10:22:51.691 INFO [stderr]    |
Nov 16 10:22:51.691 INFO [stderr] 25 |     fn eval_expr_with(&self,key: &String, values: &Vec<Numeric>) -> Option<Numeric> {
Nov 16 10:22:51.691 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:51.691 INFO [stderr]    |
Nov 16 10:22:51.691 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 16 10:22:51.691 INFO [stderr] 
Nov 16 10:22:51.691 INFO [stderr] warning: method is never used: `get_variable`
Nov 16 10:22:51.691 INFO [stderr]   --> src/symengine.rs:39:5
Nov 16 10:22:51.691 INFO [stderr]    |
Nov 16 10:22:51.691 INFO [stderr] 39 |     fn get_variable(&self, key: &String) -> Option<Numeric> {
Nov 16 10:22:51.691 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:51.691 INFO [stderr] 
Nov 16 10:22:51.691 INFO [stderr] warning: function is never used: `tokenize_number`
Nov 16 10:22:51.691 INFO [stderr]    --> src/lexer.rs:124:1
Nov 16 10:22:51.691 INFO [stderr]     |
Nov 16 10:22:51.691 INFO [stderr] 124 | fn tokenize_number(slice: &str) -> Token {
Nov 16 10:22:51.691 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:51.691 INFO [stderr] 
Nov 16 10:22:51.691 INFO [stderr] warning: function is never used: `string_to_postfix`
Nov 16 10:22:51.691 INFO [stderr]    --> src/lexer.rs:261:1
Nov 16 10:22:51.691 INFO [stderr]     |
Nov 16 10:22:51.691 INFO [stderr] 261 | pub fn string_to_postfix(string: &String) -> Tokens {
Nov 16 10:22:51.691 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:51.691 INFO [stderr] 
Nov 16 10:22:51.691 INFO [stderr] warning: function is never used: `parse_input`
Nov 16 10:22:51.691 INFO [stderr]   --> src/cli.rs:21:1
Nov 16 10:22:51.691 INFO [stderr]    |
Nov 16 10:22:51.691 INFO [stderr] 21 | fn parse_input(string: &String) {
Nov 16 10:22:51.691 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:51.691 INFO [stderr] 
Nov 16 10:22:51.695 INFO [stderr] warning: constant `LeftP` should have an upper case name such as `LEFT_P`
Nov 16 10:22:51.695 INFO [stderr]    --> src/lexer.rs:101:1
Nov 16 10:22:51.695 INFO [stderr]     |
Nov 16 10:22:51.695 INFO [stderr] 101 | const LeftP: Operator = Operator{precedence: 1, op: OperatorType::LeftP};
Nov 16 10:22:51.695 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:51.695 INFO [stderr]     |
Nov 16 10:22:51.695 INFO [stderr]     = note: #[warn(non_upper_case_globals)] on by default
Nov 16 10:22:51.695 INFO [stderr] 
Nov 16 10:22:51.695 INFO [stderr] warning: constant `RightP` should have an upper case name such as `RIGHT_P`
Nov 16 10:22:51.695 INFO [stderr]    --> src/lexer.rs:102:1
Nov 16 10:22:51.695 INFO [stderr]     |
Nov 16 10:22:51.695 INFO [stderr] 102 | const RightP: Operator = Operator{precedence: 1, op: OperatorType::RightP};
Nov 16 10:22:51.695 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:51.695 INFO [stderr] 
Nov 16 10:22:51.695 INFO [stderr] warning: constant `Add` should have an upper case name such as `ADD`
Nov 16 10:22:51.695 INFO [stderr]    --> src/lexer.rs:103:1
Nov 16 10:22:51.695 INFO [stderr]     |
Nov 16 10:22:51.695 INFO [stderr] 103 | const Add: Operator = Operator{precedence: 2, op: OperatorType::Add};
Nov 16 10:22:51.695 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:51.695 INFO [stderr] 
Nov 16 10:22:51.695 INFO [stderr] warning: constant `Mul` should have an upper case name such as `MUL`
Nov 16 10:22:51.695 INFO [stderr]    --> src/lexer.rs:104:1
Nov 16 10:22:51.695 INFO [stderr]     |
Nov 16 10:22:51.695 INFO [stderr] 104 | const Mul: Operator = Operator{precedence: 4, op: OperatorType::Mul};
Nov 16 10:22:51.695 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:51.695 INFO [stderr] 
Nov 16 10:22:51.695 INFO [stderr] warning: constant `Assignment` should have an upper case name such as `ASSIGNMENT`
Nov 16 10:22:51.695 INFO [stderr]    --> src/lexer.rs:105:1
Nov 16 10:22:51.695 INFO [stderr]     |
Nov 16 10:22:51.695 INFO [stderr] 105 | const Assignment: Operator = Operator{precedence: 4, op: OperatorType::Assignment};
Nov 16 10:22:51.695 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:51.695 INFO [stderr] 
Nov 16 10:22:51.695 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 10:22:51.695 INFO [stderr]   --> src/cli.rs:46:5
Nov 16 10:22:51.695 INFO [stderr]    |
Nov 16 10:22:51.695 INFO [stderr] 46 |     io::stdout().flush();
Nov 16 10:22:51.695 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:51.695 INFO [stderr]    |
Nov 16 10:22:51.695 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 16 10:22:51.695 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 10:22:51.695 INFO [stderr] 
Nov 16 10:22:51.695 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 10:22:51.695 INFO [stderr]   --> src/cli.rs:47:5
Nov 16 10:22:51.695 INFO [stderr]    |
Nov 16 10:22:51.695 INFO [stderr] 47 |     io::stdin().read_line(&mut input);
Nov 16 10:22:51.695 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:51.695 INFO [stderr]    |
Nov 16 10:22:51.695 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 10:22:51.695 INFO [stderr] 
Nov 16 10:22:52.935 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
Nov 16 10:22:52.938 INFO [stderr] su: No module specific data is present
Nov 16 10:22:53.801 INFO running `"docker" "inspect" "b061fd0bb65559aace0d9a800b1b1c418646024442ed2d48f4ff6909d8d318d8"`
Nov 16 10:22:54.156 INFO running `"docker" "rm" "-f" "b061fd0bb65559aace0d9a800b1b1c418646024442ed2d48f4ff6909d8d318d8"`
Nov 16 10:22:54.467 INFO [stdout] b061fd0bb65559aace0d9a800b1b1c418646024442ed2d48f4ff6909d8d318d8
Nov 16 10:22:54.469 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 16 10:22:54.920 INFO [stdout] 5cf5c8c764d37ae01536ac76d67ce77d24b3be40925f24cdccbe85a3c6a8cd06
Nov 16 10:22:54.923 INFO running `"docker" "start" "-a" "5cf5c8c764d37ae01536ac76d67ce77d24b3be40925f24cdccbe85a3c6a8cd06"`
Nov 16 10:22:55.935 INFO [stderr] usermod: no changes
Nov 16 10:22:55.975 INFO [stderr]    Compiling sym v0.1.0 (/source)
Nov 16 10:22:56.210 INFO [stderr] warning: unused import: `std::io`
Nov 16 10:22:56.210 INFO [stderr]  --> src/lexer.rs:2:5
Nov 16 10:22:56.210 INFO [stderr]   |
Nov 16 10:22:56.210 INFO [stderr] 2 | use std::io;
Nov 16 10:22:56.211 INFO [stderr]   |     ^^^^^^^
Nov 16 10:22:56.211 INFO [stderr]   |
Nov 16 10:22:56.211 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 10:22:56.215 INFO [stderr] 
Nov 16 10:22:56.216 INFO [stderr] warning: unused import: `std::char`
Nov 16 10:22:56.216 INFO [stderr]  --> src/lexer.rs:3:5
Nov 16 10:22:56.216 INFO [stderr]   |
Nov 16 10:22:56.216 INFO [stderr] 3 | use std::char;
Nov 16 10:22:56.217 INFO [stderr]   |     ^^^^^^^^^
Nov 16 10:22:56.217 INFO [stderr] 
Nov 16 10:22:56.217 INFO [stderr] warning: unused import: `Term`
Nov 16 10:22:56.218 INFO [stderr]    --> src/lexer.rs:125:23
Nov 16 10:22:56.218 INFO [stderr]     |
Nov 16 10:22:56.218 INFO [stderr] 125 |     use self::Token::{Term, Operator};
Nov 16 10:22:56.218 INFO [stderr]     |                       ^^^^
Nov 16 10:22:56.219 INFO [stderr] 
Nov 16 10:22:56.219 INFO [stderr] warning: unused imports: `Number`, `VariableKey`
Nov 16 10:22:56.219 INFO [stderr]    --> src/lexer.rs:126:27
Nov 16 10:22:56.220 INFO [stderr]     |
Nov 16 10:22:56.220 INFO [stderr] 126 |     use self::TermToken::{Number, VariableKey};
Nov 16 10:22:56.220 INFO [stderr]     |                           ^^^^^^  ^^^^^^^^^^^
Nov 16 10:22:56.220 INFO [stderr] 
Nov 16 10:22:56.221 INFO [stderr] warning: unused imports: `Number`, `VariableKey`
Nov 16 10:22:56.221 INFO [stderr]    --> src/lexer.rs:161:27
Nov 16 10:22:56.221 INFO [stderr]     |
Nov 16 10:22:56.222 INFO [stderr] 161 |     use self::TermToken::{Number, VariableKey};
Nov 16 10:22:56.222 INFO [stderr]     |                           ^^^^^^  ^^^^^^^^^^^
Nov 16 10:22:56.222 INFO [stderr] 
Nov 16 10:22:56.222 INFO [stderr] warning: doc comment not used by rustdoc
Nov 16 10:22:56.227 INFO [stderr]    --> src/lexer.rs:241:25
Nov 16 10:22:56.227 INFO [stderr]     |
Nov 16 10:22:56.227 INFO [stderr] 241 |                         /// Push top operator to output
Nov 16 10:22:56.228 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:56.228 INFO [stderr]     |
Nov 16 10:22:56.228 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Nov 16 10:22:56.229 INFO [stderr] 
Nov 16 10:22:56.229 INFO [stderr] warning: unused import: `Term`
Nov 16 10:22:56.229 INFO [stderr]    --> src/lexer.rs:268:23
Nov 16 10:22:56.230 INFO [stderr]     |
Nov 16 10:22:56.230 INFO [stderr] 268 |     use self::Token::{Term, Operator};
Nov 16 10:22:56.230 INFO [stderr]     |                       ^^^^
Nov 16 10:22:56.230 INFO [stderr] 
Nov 16 10:22:56.231 INFO [stderr] warning: unused import: `Number`
Nov 16 10:22:56.231 INFO [stderr]    --> src/lexer.rs:279:27
Nov 16 10:22:56.231 INFO [stderr]     |
Nov 16 10:22:56.232 INFO [stderr] 279 |     use self::TermToken::{Number, VariableKey};
Nov 16 10:22:56.232 INFO [stderr]     |                           ^^^^^^
Nov 16 10:22:56.232 INFO [stderr] 
Nov 16 10:22:56.233 INFO [stderr] warning: unused import: `Number`
Nov 16 10:22:56.233 INFO [stderr]    --> src/lexer.rs:299:27
Nov 16 10:22:56.233 INFO [stderr]     |
Nov 16 10:22:56.234 INFO [stderr] 299 |     use self::TermToken::{Number, VariableKey};
Nov 16 10:22:56.234 INFO [stderr]     |                           ^^^^^^
Nov 16 10:22:56.234 INFO [stderr] 
Nov 16 10:22:56.234 INFO [stderr] warning: unused import: `Number`
Nov 16 10:22:56.235 INFO [stderr]    --> src/lexer.rs:377:27
Nov 16 10:22:56.235 INFO [stderr]     |
Nov 16 10:22:56.235 INFO [stderr] 377 |     use self::TermToken::{Number, VariableKey};
Nov 16 10:22:56.236 INFO [stderr]     |                           ^^^^^^
Nov 16 10:22:56.236 INFO [stderr] 
Nov 16 10:22:56.555 INFO [stderr] warning: unreachable pattern
Nov 16 10:22:56.556 INFO [stderr]    --> src/symexpr_rc.rs:212:13
Nov 16 10:22:56.556 INFO [stderr]     |
Nov 16 10:22:56.556 INFO [stderr] 212 |             _ => return None
Nov 16 10:22:56.557 INFO [stderr]     |             ^
Nov 16 10:22:56.557 INFO [stderr]     |
Nov 16 10:22:56.557 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Nov 16 10:22:56.557 INFO [stderr] 
Nov 16 10:22:56.563 INFO [stderr] warning: unused variable: `ch`
Nov 16 10:22:56.564 INFO [stderr]    --> src/lexer.rs:128:9
Nov 16 10:22:56.564 INFO [stderr]     |
Nov 16 10:22:56.564 INFO [stderr] 128 |     for ch in slice.chars() {
Nov 16 10:22:56.565 INFO [stderr]     |         ^^ help: consider using `_ch` instead
Nov 16 10:22:56.565 INFO [stderr]     |
Nov 16 10:22:56.565 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 16 10:22:56.565 INFO [stderr] 
Nov 16 10:22:56.566 INFO [stderr] warning: unused variable: `i`
Nov 16 10:22:56.566 INFO [stderr]    --> src/lexer.rs:135:10
Nov 16 10:22:56.566 INFO [stderr]     |
Nov 16 10:22:56.567 INFO [stderr] 135 |     for (i, token) in tokens.iter().enumerate() {
Nov 16 10:22:56.567 INFO [stderr]     |          ^ help: consider using `_i` instead
Nov 16 10:22:56.567 INFO [stderr] 
Nov 16 10:22:56.567 INFO [stderr] warning: unused variable: `temp_number`
Nov 16 10:22:56.568 INFO [stderr]    --> src/lexer.rs:165:13
Nov 16 10:22:56.568 INFO [stderr]     |
Nov 16 10:22:56.568 INFO [stderr] 165 |     let mut temp_number = Numeric::from_integer(0);
Nov 16 10:22:56.569 INFO [stderr]     |             ^^^^^^^^^^^ help: consider using `_temp_number` instead
Nov 16 10:22:56.569 INFO [stderr] 
Nov 16 10:22:56.569 INFO [stderr] warning: unused variable: `i`
Nov 16 10:22:56.569 INFO [stderr]    --> src/lexer.rs:166:10
Nov 16 10:22:56.570 INFO [stderr]     |
Nov 16 10:22:56.570 INFO [stderr] 166 |     for (i, ch) in string.chars().enumerate() {
Nov 16 10:22:56.570 INFO [stderr]     |          ^ help: consider using `_i` instead
Nov 16 10:22:56.571 INFO [stderr] 
Nov 16 10:22:56.571 INFO [stderr] warning: unused variable: `i`
Nov 16 10:22:56.571 INFO [stderr]    --> src/lexer.rs:207:10
Nov 16 10:22:56.571 INFO [stderr]     |
Nov 16 10:22:56.572 INFO [stderr] 207 |     for (i, token) in tokens.iter().enumerate() {
Nov 16 10:22:56.572 INFO [stderr]     |          ^ help: consider using `_i` instead
Nov 16 10:22:56.572 INFO [stderr] 
Nov 16 10:22:56.572 INFO [stderr] warning: unused variable: `string`
Nov 16 10:22:56.573 INFO [stderr]   --> src/cli.rs:21:16
Nov 16 10:22:56.573 INFO [stderr]    |
Nov 16 10:22:56.573 INFO [stderr] 21 | fn parse_input(string: &String) {
Nov 16 10:22:56.573 INFO [stderr]    |                ^^^^^^ help: consider using `_string` instead
Nov 16 10:22:56.573 INFO [stderr] 
Nov 16 10:22:56.573 INFO [stderr] warning: unused variable: `x`
Nov 16 10:22:56.573 INFO [stderr]   --> src/main.rs:13:13
Nov 16 10:22:56.573 INFO [stderr]    |
Nov 16 10:22:56.573 INFO [stderr] 13 |     for (i, x) in b.iter().enumerate() {
Nov 16 10:22:56.573 INFO [stderr]    |             ^ help: consider using `_x` instead
Nov 16 10:22:56.573 INFO [stderr] 
Nov 16 10:22:56.573 INFO [stderr] warning: unused variable: `values`
Nov 16 10:22:56.573 INFO [stderr]    --> src/symexpr_rc.rs:288:9
Nov 16 10:22:56.573 INFO [stderr]     |
Nov 16 10:22:56.573 INFO [stderr] 288 |     let values: Vec<Numeric> = vec![
Nov 16 10:22:56.573 INFO [stderr]     |         ^^^^^^ help: consider using `_values` instead
Nov 16 10:22:56.573 INFO [stderr] 
Nov 16 10:22:56.573 INFO [stderr] warning: unused variable: `key`
Nov 16 10:22:56.573 INFO [stderr]    --> src/symengine.rs:190:9
Nov 16 10:22:56.574 INFO [stderr]     |
Nov 16 10:22:56.574 INFO [stderr] 190 |     let key = String::from("x");
Nov 16 10:22:56.574 INFO [stderr]     |         ^^^ help: consider using `_key` instead
Nov 16 10:22:56.574 INFO [stderr] 
Nov 16 10:22:56.574 INFO [stderr] warning: value assigned to `postfixed_tokens` is never read
Nov 16 10:22:56.574 INFO [stderr]    --> src/symengine.rs:105:17
Nov 16 10:22:56.574 INFO [stderr]     |
Nov 16 10:22:56.574 INFO [stderr] 105 |         let mut postfixed_tokens: Vec<Token> = Vec::new();
Nov 16 10:22:56.574 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^
Nov 16 10:22:56.574 INFO [stderr]     |
Nov 16 10:22:56.574 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Nov 16 10:22:56.574 INFO [stderr] 
Nov 16 10:22:56.695 INFO [stderr] warning: variable does not need to be mutable
Nov 16 10:22:56.695 INFO [stderr]    --> src/lexer.rs:165:9
Nov 16 10:22:56.695 INFO [stderr]     |
Nov 16 10:22:56.695 INFO [stderr] 165 |     let mut temp_number = Numeric::from_integer(0);
Nov 16 10:22:56.695 INFO [stderr]     |         ----^^^^^^^^^^^
Nov 16 10:22:56.695 INFO [stderr]     |         |
Nov 16 10:22:56.695 INFO [stderr]     |         help: remove this `mut`
Nov 16 10:22:56.695 INFO [stderr]     |
Nov 16 10:22:56.695 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 16 10:22:56.695 INFO [stderr] 
Nov 16 10:22:56.731 INFO [stderr] warning: function is never used: `tokenize_number`
Nov 16 10:22:56.731 INFO [stderr]    --> src/lexer.rs:124:1
Nov 16 10:22:56.731 INFO [stderr]     |
Nov 16 10:22:56.731 INFO [stderr] 124 | fn tokenize_number(slice: &str) -> Token {
Nov 16 10:22:56.731 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:56.731 INFO [stderr]     |
Nov 16 10:22:56.731 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 16 10:22:56.731 INFO [stderr] 
Nov 16 10:22:56.731 INFO [stderr] warning: function is never used: `string_to_postfix`
Nov 16 10:22:56.731 INFO [stderr]    --> src/lexer.rs:261:1
Nov 16 10:22:56.731 INFO [stderr]     |
Nov 16 10:22:56.731 INFO [stderr] 261 | pub fn string_to_postfix(string: &String) -> Tokens {
Nov 16 10:22:56.731 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:56.731 INFO [stderr] 
Nov 16 10:22:56.731 INFO [stderr] warning: function is never used: `parse_input`
Nov 16 10:22:56.731 INFO [stderr]   --> src/cli.rs:21:1
Nov 16 10:22:56.731 INFO [stderr]    |
Nov 16 10:22:56.731 INFO [stderr] 21 | fn parse_input(string: &String) {
Nov 16 10:22:56.731 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:56.731 INFO [stderr] 
Nov 16 10:22:56.736 INFO [stderr] warning: constant `LeftP` should have an upper case name such as `LEFT_P`
Nov 16 10:22:56.736 INFO [stderr]    --> src/lexer.rs:101:1
Nov 16 10:22:56.736 INFO [stderr]     |
Nov 16 10:22:56.736 INFO [stderr] 101 | const LeftP: Operator = Operator{precedence: 1, op: OperatorType::LeftP};
Nov 16 10:22:56.736 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:56.736 INFO [stderr] 
Nov 16 10:22:56.736 INFO [stderr] warning: constant `RightP` should have an upper case name such as `RIGHT_P`
Nov 16 10:22:56.736 INFO [stderr]    --> src/lexer.rs:102:1
Nov 16 10:22:56.736 INFO [stderr]     |
Nov 16 10:22:56.736 INFO [stderr] 102 | const RightP: Operator = Operator{precedence: 1, op: OperatorType::RightP};
Nov 16 10:22:56.736 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:56.736 INFO [stderr] 
Nov 16 10:22:56.736 INFO [stderr] warning: constant `Add` should have an upper case name such as `ADD`
Nov 16 10:22:56.736 INFO [stderr]    --> src/lexer.rs:103:1
Nov 16 10:22:56.736 INFO [stderr]     |
Nov 16 10:22:56.736 INFO [stderr] 103 | const Add: Operator = Operator{precedence: 2, op: OperatorType::Add};
Nov 16 10:22:56.736 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:56.736 INFO [stderr] 
Nov 16 10:22:56.736 INFO [stderr] warning: constant `Mul` should have an upper case name such as `MUL`
Nov 16 10:22:56.736 INFO [stderr]    --> src/lexer.rs:104:1
Nov 16 10:22:56.736 INFO [stderr]     |
Nov 16 10:22:56.736 INFO [stderr] 104 | const Mul: Operator = Operator{precedence: 4, op: OperatorType::Mul};
Nov 16 10:22:56.736 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:56.736 INFO [stderr] 
Nov 16 10:22:56.736 INFO [stderr] warning: constant `Assignment` should have an upper case name such as `ASSIGNMENT`
Nov 16 10:22:56.736 INFO [stderr]    --> src/lexer.rs:105:1
Nov 16 10:22:56.736 INFO [stderr]     |
Nov 16 10:22:56.736 INFO [stderr] 105 | const Assignment: Operator = Operator{precedence: 4, op: OperatorType::Assignment};
Nov 16 10:22:56.736 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:56.736 INFO [stderr] 
Nov 16 10:22:56.736 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 10:22:56.736 INFO [stderr]   --> src/cli.rs:46:5
Nov 16 10:22:56.736 INFO [stderr]    |
Nov 16 10:22:56.736 INFO [stderr] 46 |     io::stdout().flush();
Nov 16 10:22:56.737 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:56.737 INFO [stderr]    |
Nov 16 10:22:56.737 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 16 10:22:56.737 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 10:22:56.737 INFO [stderr] 
Nov 16 10:22:56.737 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 10:22:56.737 INFO [stderr]   --> src/cli.rs:47:5
Nov 16 10:22:56.737 INFO [stderr]    |
Nov 16 10:22:56.737 INFO [stderr] 47 |     io::stdin().read_line(&mut input);
Nov 16 10:22:56.737 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:22:56.737 INFO [stderr]    |
Nov 16 10:22:56.737 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 10:22:56.737 INFO [stderr] 
Nov 16 10:22:57.728 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.77s
Nov 16 10:22:57.730 INFO [stderr] su: No module specific data is present
Nov 16 10:22:58.296 INFO running `"docker" "inspect" "5cf5c8c764d37ae01536ac76d67ce77d24b3be40925f24cdccbe85a3c6a8cd06"`
Nov 16 10:22:58.406 INFO running `"docker" "rm" "-f" "5cf5c8c764d37ae01536ac76d67ce77d24b3be40925f24cdccbe85a3c6a8cd06"`
Nov 16 10:22:58.577 INFO [stdout] 5cf5c8c764d37ae01536ac76d67ce77d24b3be40925f24cdccbe85a3c6a8cd06
Nov 16 10:22:58.581 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 16 10:22:58.879 INFO [stdout] 8c742010a22e31d4ec6638ce7042276dce399e7c8f9b3eb003be69b8c54cde9a
Nov 16 10:22:58.884 INFO running `"docker" "start" "-a" "8c742010a22e31d4ec6638ce7042276dce399e7c8f9b3eb003be69b8c54cde9a"`
Nov 16 10:22:59.643 INFO [stderr] usermod: no changes
Nov 16 10:22:59.691 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Nov 16 10:22:59.698 INFO [stderr]      Running /target/debug/deps/sym-ea61f4c91557f335
Nov 16 10:22:59.703 INFO [stdout] 
Nov 16 10:22:59.703 INFO [stdout] running 12 tests
Nov 16 10:22:59.703 INFO [stdout] test symexpr_rc::test_arithmetic ... ok
Nov 16 10:22:59.703 INFO [stdout] test lexer::test_operator_precedence ... ok
Nov 16 10:22:59.703 INFO [stdout] test lexer::test_infix_to_postfix ... ok
Nov 16 10:22:59.703 INFO [stdout] test symengine::test_symengine_assignment_and_evaluation ... ok
Nov 16 10:22:59.703 INFO [stdout] test lexer::test_concatenation ... ok
Nov 16 10:22:59.703 INFO [stdout] test lexer::test_tokenizer ... ok
Nov 16 10:22:59.703 INFO [stdout] test symexpr_rc::test_unity_or_zero ... ok
Nov 16 10:22:59.703 INFO [stdout] test symexpr_rc::test_trimming ... ok
Nov 16 10:22:59.711 INFO [stdout] test symexpr_rc::test_evaluation_of_expr_with_variables ... ok
Nov 16 10:22:59.711 INFO [stdout] test symengine::test_parser ... ok
Nov 16 10:22:59.711 INFO [stdout] test symexpr_rc::test_expr_on_stack_and_heap ... ok
Nov 16 10:22:59.711 INFO [stdout] test numeric::test_basic_operations ... ok
Nov 16 10:22:59.711 INFO [stdout] 
Nov 16 10:22:59.711 INFO [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 10:22:59.711 INFO [stdout] 
Nov 16 10:22:59.719 INFO [stderr] su: No module specific data is present
Nov 16 10:23:00.401 INFO running `"docker" "inspect" "8c742010a22e31d4ec6638ce7042276dce399e7c8f9b3eb003be69b8c54cde9a"`
Nov 16 10:23:00.635 INFO running `"docker" "rm" "-f" "8c742010a22e31d4ec6638ce7042276dce399e7c8f9b3eb003be69b8c54cde9a"`
Nov 16 10:23:00.952 INFO [stdout] 8c742010a22e31d4ec6638ce7042276dce399e7c8f9b3eb003be69b8c54cde9a