[INFO] updating cached repository tomvidm/rusty-cas [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/tomvidm/rusty-cas [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/tomvidm/rusty-cas" "work/ex/beta-1.38-1/sources/1.37.0/gh/tomvidm/rusty-cas"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tomvidm/rusty-cas'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/tomvidm/rusty-cas" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tomvidm/rusty-cas"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tomvidm/rusty-cas'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3e22427513d23384a02bb705850a9930e1a073d3 [INFO] sha for GitHub repo tomvidm/rusty-cas: 3e22427513d23384a02bb705850a9930e1a073d3 [INFO] validating manifest of tomvidm/rusty-cas on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of tomvidm/rusty-cas on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing tomvidm/rusty-cas [INFO] finished frobbing tomvidm/rusty-cas [INFO] frobbed toml for tomvidm/rusty-cas written to work/ex/beta-1.38-1/sources/1.37.0/gh/tomvidm/rusty-cas/Cargo.toml [INFO] started frobbing tomvidm/rusty-cas [INFO] finished frobbing tomvidm/rusty-cas [INFO] frobbed toml for tomvidm/rusty-cas written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tomvidm/rusty-cas/Cargo.toml [INFO] crate tomvidm/rusty-cas already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing tomvidm/rusty-cas against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tomvidm/rusty-cas:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] cb44e0ca893fc4577bcdfed0034daea5ff29f8e8f2663755621d9aa0c2378f7b [INFO] running `"docker" "start" "-a" "cb44e0ca893fc4577bcdfed0034daea5ff29f8e8f2663755621d9aa0c2378f7b"` [INFO] [stderr] Compiling sym v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/lexer.rs:241:25 [INFO] [stderr] | [INFO] [stderr] 241 | /// Push top operator to output [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 242 | postfix.push(op_from_stack.clone()); [INFO] [stderr] | ----------------------------------- rustdoc does not generate documentation for expressions [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_doc_comments)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/lexer.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::char` [INFO] [stderr] --> src/lexer.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::char; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Term` [INFO] [stderr] --> src/lexer.rs:125:23 [INFO] [stderr] | [INFO] [stderr] 125 | use self::Token::{Term, Operator}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Number`, `VariableKey` [INFO] [stderr] --> src/lexer.rs:126:27 [INFO] [stderr] | [INFO] [stderr] 126 | use self::TermToken::{Number, VariableKey}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Number`, `VariableKey` [INFO] [stderr] --> src/lexer.rs:161:27 [INFO] [stderr] | [INFO] [stderr] 161 | use self::TermToken::{Number, VariableKey}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer.rs:174:16 [INFO] [stderr] | [INFO] [stderr] 174 | '0'...'9' => tokens.push(Term(TermToken::Number(Numeric::from_integer(ch.to_digit(10).unwrap() as IntegerType)))), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: #[warn(ellipsis_inclusive_range_patterns)] on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer.rs:175:16 [INFO] [stderr] | [INFO] [stderr] 175 | 'A'...'z' => tokens.push(Term(TermToken::VariableKey(ch.to_string()))), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/symexpr_rc.rs:212:13 [INFO] [stderr] | [INFO] [stderr] 212 | _ => return None [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_patterns)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | for (i, x) in b.iter().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `postfixed_tokens` is never read [INFO] [stderr] --> src/symengine.rs:105:17 [INFO] [stderr] | [INFO] [stderr] 105 | let mut postfixed_tokens: Vec = Vec::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ch` [INFO] [stderr] --> src/lexer.rs:128:9 [INFO] [stderr] | [INFO] [stderr] 128 | for ch in slice.chars() { [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_ch` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lexer.rs:135:10 [INFO] [stderr] | [INFO] [stderr] 135 | for (i, token) in tokens.iter().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `temp_number` [INFO] [stderr] --> src/lexer.rs:165:13 [INFO] [stderr] | [INFO] [stderr] 165 | let mut temp_number = Numeric::from_integer(0); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_temp_number` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lexer.rs:166:10 [INFO] [stderr] | [INFO] [stderr] 166 | for (i, ch) in string.chars().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lexer.rs:207:10 [INFO] [stderr] | [INFO] [stderr] 207 | for (i, token) in tokens.iter().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `string` [INFO] [stderr] --> src/cli.rs:21:16 [INFO] [stderr] | [INFO] [stderr] 21 | fn parse_input(string: &String) { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_string` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lexer.rs:165:9 [INFO] [stderr] | [INFO] [stderr] 165 | let mut temp_number = Numeric::from_integer(0); [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `eval_expr_with` [INFO] [stderr] --> src/symengine.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | fn eval_expr_with(&self,key: &String, values: &Vec) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_variable` [INFO] [stderr] --> src/symengine.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | fn get_variable(&self, key: &String) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `tokenize_number` [INFO] [stderr] --> src/lexer.rs:124:1 [INFO] [stderr] | [INFO] [stderr] 124 | fn tokenize_number(slice: &str) -> Token { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `string_to_postfix` [INFO] [stderr] --> src/lexer.rs:261:1 [INFO] [stderr] | [INFO] [stderr] 261 | pub fn string_to_postfix(string: &String) -> Tokens { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_input` [INFO] [stderr] --> src/cli.rs:21:1 [INFO] [stderr] | [INFO] [stderr] 21 | fn parse_input(string: &String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant `LeftP` should have an upper case name [INFO] [stderr] --> src/lexer.rs:101:7 [INFO] [stderr] | [INFO] [stderr] 101 | const LeftP: Operator = Operator{precedence: 1, op: OperatorType::LeftP}; [INFO] [stderr] | ^^^^^ help: convert the identifier to upper case: `LEFT_P` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_upper_case_globals)] on by default [INFO] [stderr] [INFO] [stderr] warning: constant `RightP` should have an upper case name [INFO] [stderr] --> src/lexer.rs:102:7 [INFO] [stderr] | [INFO] [stderr] 102 | const RightP: Operator = Operator{precedence: 1, op: OperatorType::RightP}; [INFO] [stderr] | ^^^^^^ help: convert the identifier to upper case: `RIGHT_P` [INFO] [stderr] [INFO] [stderr] warning: constant `Add` should have an upper case name [INFO] [stderr] --> src/lexer.rs:103:7 [INFO] [stderr] | [INFO] [stderr] 103 | const Add: Operator = Operator{precedence: 2, op: OperatorType::Add}; [INFO] [stderr] | ^^^ help: convert the identifier to upper case: `ADD` [INFO] [stderr] [INFO] [stderr] warning: constant `Mul` should have an upper case name [INFO] [stderr] --> src/lexer.rs:104:7 [INFO] [stderr] | [INFO] [stderr] 104 | const Mul: Operator = Operator{precedence: 4, op: OperatorType::Mul}; [INFO] [stderr] | ^^^ help: convert the identifier to upper case: `MUL` [INFO] [stderr] [INFO] [stderr] warning: constant `Assignment` should have an upper case name [INFO] [stderr] --> src/lexer.rs:105:7 [INFO] [stderr] | [INFO] [stderr] 105 | const Assignment: Operator = Operator{precedence: 4, op: OperatorType::Assignment}; [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to upper case: `ASSIGNMENT` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cli.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | io::stdout().flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cli.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | io::stdin().read_line(&mut input); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.64s [INFO] running `"docker" "inspect" "cb44e0ca893fc4577bcdfed0034daea5ff29f8e8f2663755621d9aa0c2378f7b"` [INFO] running `"docker" "rm" "-f" "cb44e0ca893fc4577bcdfed0034daea5ff29f8e8f2663755621d9aa0c2378f7b"` [INFO] [stdout] cb44e0ca893fc4577bcdfed0034daea5ff29f8e8f2663755621d9aa0c2378f7b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tomvidm/rusty-cas:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] c5f7f6643ca4cff8410b14c7d37982b10219944b580c9391b59828d7661fd491 [INFO] running `"docker" "start" "-a" "c5f7f6643ca4cff8410b14c7d37982b10219944b580c9391b59828d7661fd491"` [INFO] [stderr] Compiling sym v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/lexer.rs:241:25 [INFO] [stderr] | [INFO] [stderr] 241 | /// Push top operator to output [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 242 | postfix.push(op_from_stack.clone()); [INFO] [stderr] | ----------------------------------- rustdoc does not generate documentation for expressions [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_doc_comments)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/lexer.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::char` [INFO] [stderr] --> src/lexer.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::char; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Term` [INFO] [stderr] --> src/lexer.rs:125:23 [INFO] [stderr] | [INFO] [stderr] 125 | use self::Token::{Term, Operator}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Number`, `VariableKey` [INFO] [stderr] --> src/lexer.rs:126:27 [INFO] [stderr] | [INFO] [stderr] 126 | use self::TermToken::{Number, VariableKey}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Number`, `VariableKey` [INFO] [stderr] --> src/lexer.rs:161:27 [INFO] [stderr] | [INFO] [stderr] 161 | use self::TermToken::{Number, VariableKey}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer.rs:174:16 [INFO] [stderr] | [INFO] [stderr] 174 | '0'...'9' => tokens.push(Term(TermToken::Number(Numeric::from_integer(ch.to_digit(10).unwrap() as IntegerType)))), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: #[warn(ellipsis_inclusive_range_patterns)] on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer.rs:175:16 [INFO] [stderr] | [INFO] [stderr] 175 | 'A'...'z' => tokens.push(Term(TermToken::VariableKey(ch.to_string()))), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: unused import: `Term` [INFO] [stderr] --> src/lexer.rs:268:23 [INFO] [stderr] | [INFO] [stderr] 268 | use self::Token::{Term, Operator}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Number` [INFO] [stderr] --> src/lexer.rs:279:27 [INFO] [stderr] | [INFO] [stderr] 279 | use self::TermToken::{Number, VariableKey}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Number` [INFO] [stderr] --> src/lexer.rs:299:27 [INFO] [stderr] | [INFO] [stderr] 299 | use self::TermToken::{Number, VariableKey}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Number` [INFO] [stderr] --> src/lexer.rs:377:27 [INFO] [stderr] | [INFO] [stderr] 377 | use self::TermToken::{Number, VariableKey}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/symexpr_rc.rs:212:13 [INFO] [stderr] | [INFO] [stderr] 212 | _ => return None [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_patterns)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | for (i, x) in b.iter().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `values` [INFO] [stderr] --> src/symexpr_rc.rs:288:9 [INFO] [stderr] | [INFO] [stderr] 288 | let values: Vec = vec![ [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_values` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> src/symengine.rs:190:9 [INFO] [stderr] | [INFO] [stderr] 190 | let key = String::from("x"); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_key` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `postfixed_tokens` is never read [INFO] [stderr] --> src/symengine.rs:105:17 [INFO] [stderr] | [INFO] [stderr] 105 | let mut postfixed_tokens: Vec = Vec::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ch` [INFO] [stderr] --> src/lexer.rs:128:9 [INFO] [stderr] | [INFO] [stderr] 128 | for ch in slice.chars() { [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_ch` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lexer.rs:135:10 [INFO] [stderr] | [INFO] [stderr] 135 | for (i, token) in tokens.iter().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `temp_number` [INFO] [stderr] --> src/lexer.rs:165:13 [INFO] [stderr] | [INFO] [stderr] 165 | let mut temp_number = Numeric::from_integer(0); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_temp_number` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lexer.rs:166:10 [INFO] [stderr] | [INFO] [stderr] 166 | for (i, ch) in string.chars().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lexer.rs:207:10 [INFO] [stderr] | [INFO] [stderr] 207 | for (i, token) in tokens.iter().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `string` [INFO] [stderr] --> src/cli.rs:21:16 [INFO] [stderr] | [INFO] [stderr] 21 | fn parse_input(string: &String) { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_string` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lexer.rs:165:9 [INFO] [stderr] | [INFO] [stderr] 165 | let mut temp_number = Numeric::from_integer(0); [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `tokenize_number` [INFO] [stderr] --> src/lexer.rs:124:1 [INFO] [stderr] | [INFO] [stderr] 124 | fn tokenize_number(slice: &str) -> Token { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `string_to_postfix` [INFO] [stderr] --> src/lexer.rs:261:1 [INFO] [stderr] | [INFO] [stderr] 261 | pub fn string_to_postfix(string: &String) -> Tokens { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_input` [INFO] [stderr] --> src/cli.rs:21:1 [INFO] [stderr] | [INFO] [stderr] 21 | fn parse_input(string: &String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant `LeftP` should have an upper case name [INFO] [stderr] --> src/lexer.rs:101:7 [INFO] [stderr] | [INFO] [stderr] 101 | const LeftP: Operator = Operator{precedence: 1, op: OperatorType::LeftP}; [INFO] [stderr] | ^^^^^ help: convert the identifier to upper case: `LEFT_P` [INFO] [stderr] [INFO] [stderr] warning: constant `RightP` should have an upper case name [INFO] [stderr] --> src/lexer.rs:102:7 [INFO] [stderr] | [INFO] [stderr] 102 | const RightP: Operator = Operator{precedence: 1, op: OperatorType::RightP}; [INFO] [stderr] | ^^^^^^ help: convert the identifier to upper case: `RIGHT_P` [INFO] [stderr] [INFO] [stderr] warning: constant `Add` should have an upper case name [INFO] [stderr] --> src/lexer.rs:103:7 [INFO] [stderr] | [INFO] [stderr] 103 | const Add: Operator = Operator{precedence: 2, op: OperatorType::Add}; [INFO] [stderr] | ^^^ help: convert the identifier to upper case: `ADD` [INFO] [stderr] [INFO] [stderr] warning: constant `Mul` should have an upper case name [INFO] [stderr] --> src/lexer.rs:104:7 [INFO] [stderr] | [INFO] [stderr] 104 | const Mul: Operator = Operator{precedence: 4, op: OperatorType::Mul}; [INFO] [stderr] | ^^^ help: convert the identifier to upper case: `MUL` [INFO] [stderr] [INFO] [stderr] warning: constant `Assignment` should have an upper case name [INFO] [stderr] --> src/lexer.rs:105:7 [INFO] [stderr] | [INFO] [stderr] 105 | const Assignment: Operator = Operator{precedence: 4, op: OperatorType::Assignment}; [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to upper case: `ASSIGNMENT` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cli.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | io::stdout().flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cli.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | io::stdin().read_line(&mut input); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.15s [INFO] running `"docker" "inspect" "c5f7f6643ca4cff8410b14c7d37982b10219944b580c9391b59828d7661fd491"` [INFO] running `"docker" "rm" "-f" "c5f7f6643ca4cff8410b14c7d37982b10219944b580c9391b59828d7661fd491"` [INFO] [stdout] c5f7f6643ca4cff8410b14c7d37982b10219944b580c9391b59828d7661fd491 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tomvidm/rusty-cas:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 08edaaf6b09d624106cb503fba8c51aa9691206ff80a87dbab3c2b259386fde6 [INFO] running `"docker" "start" "-a" "08edaaf6b09d624106cb503fba8c51aa9691206ff80a87dbab3c2b259386fde6"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/sym-c3ee4af8e1fd3b29 [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test symengine::test_symengine_assignment_and_evaluation ... ok [INFO] [stdout] test symexpr_rc::test_arithmetic ... ok [INFO] [stdout] test symengine::test_parser ... ok [INFO] [stdout] test numeric::test_basic_operations ... ok [INFO] [stdout] test lexer::test_tokenizer ... ok [INFO] [stdout] test symexpr_rc::test_evaluation_of_expr_with_variables ... ok [INFO] [stdout] test symexpr_rc::test_expr_on_stack_and_heap ... ok [INFO] [stdout] test symexpr_rc::test_trimming ... ok [INFO] [stdout] test symexpr_rc::test_unity_or_zero ... ok [INFO] [stdout] test lexer::test_operator_precedence ... ok [INFO] [stdout] test lexer::test_infix_to_postfix ... ok [INFO] [stdout] test lexer::test_concatenation ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "08edaaf6b09d624106cb503fba8c51aa9691206ff80a87dbab3c2b259386fde6"` [INFO] running `"docker" "rm" "-f" "08edaaf6b09d624106cb503fba8c51aa9691206ff80a87dbab3c2b259386fde6"` [INFO] [stdout] 08edaaf6b09d624106cb503fba8c51aa9691206ff80a87dbab3c2b259386fde6