java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/Sifa.xml -i ../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-division-inequality-bug-2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:06:51,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:06:51,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:06:51,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:06:51,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:06:51,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:06:51,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:06:51,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:06:51,591 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:06:51,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:06:51,593 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:06:51,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:06:51,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:06:51,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:06:51,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:06:51,597 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:06:51,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:06:51,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:06:51,600 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:06:51,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:06:51,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:06:51,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:06:51,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:06:51,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:06:51,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:06:51,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:06:51,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:06:51,611 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:06:51,612 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:06:51,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:06:51,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:06:51,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:06:51,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:06:51,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:06:51,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:06:51,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:06:51,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:06:51,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:06:51,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:06:51,620 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:06:51,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:06:51,657 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:06:51,671 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:06:51,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:06:51,676 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:06:51,677 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:06:51,678 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-division-inequality-bug-2.bpl [2019-08-05 12:06:51,678 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-division-inequality-bug-2.bpl' [2019-08-05 12:06:51,709 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:06:51,711 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:06:51,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:06:51,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:06:51,712 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:06:51,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "expr-division-inequality-bug-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:51" (1/1) ... [2019-08-05 12:06:51,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "expr-division-inequality-bug-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:51" (1/1) ... [2019-08-05 12:06:51,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "expr-division-inequality-bug-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:51" (1/1) ... [2019-08-05 12:06:51,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "expr-division-inequality-bug-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:51" (1/1) ... [2019-08-05 12:06:51,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "expr-division-inequality-bug-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:51" (1/1) ... [2019-08-05 12:06:51,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "expr-division-inequality-bug-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:51" (1/1) ... [2019-08-05 12:06:51,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "expr-division-inequality-bug-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:51" (1/1) ... [2019-08-05 12:06:51,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:06:51,756 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:06:51,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:06:51,757 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:06:51,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "expr-division-inequality-bug-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-05 12:06:51,832 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:06:51,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:06:51,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:06:52,057 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:06:52,057 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:06:52,059 INFO L202 PluginConnector]: Adding new model expr-division-inequality-bug-2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:52 BoogieIcfgContainer [2019-08-05 12:06:52,059 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:06:52,059 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:06:52,059 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:06:52,060 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:06:52,065 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "expr-division-inequality-bug-2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:52" (1/1) ... [2019-08-05 12:06:52,078 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-05 12:06:52,082 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:06:52,098 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 12:06:52,111 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:06:52,112 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 12:06:52,417 WARN L188 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 16 [2019-08-05 12:06:52,426 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:06:52,426 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:06:52,429 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 10#false [2019-08-05 12:06:52,429 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT has predicate 7#(and (<= 1 ULTIMATE.start_x) (= (div ULTIMATE.start_x ULTIMATE.start_y) 5) (= (mod ULTIMATE.start_y 2) 0) (not (= 0 ULTIMATE.start_y)) (<= ULTIMATE.start_x 10)) [2019-08-05 12:06:52,437 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:06:52,440 INFO L168 Benchmark]: Toolchain (without parser) took 728.05 ms. Allocated memory is still 133.2 MB. Free memory was 110.7 MB in the beginning and 92.2 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:52,441 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 133.2 MB. Free memory is still 111.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:06:52,442 INFO L168 Benchmark]: Boogie Preprocessor took 43.88 ms. Allocated memory is still 133.2 MB. Free memory was 110.7 MB in the beginning and 108.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:52,443 INFO L168 Benchmark]: RCFGBuilder took 302.75 ms. Allocated memory is still 133.2 MB. Free memory was 108.5 MB in the beginning and 99.4 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:52,444 INFO L168 Benchmark]: Symbolic Interpretation took 378.17 ms. Allocated memory is still 133.2 MB. Free memory was 99.4 MB in the beginning and 92.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:52,448 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 16]: assertion always holds For all program executions holds that assertion always holds at this location - UnprovableResult [Line: 19]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 133.2 MB. Free memory is still 111.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.88 ms. Allocated memory is still 133.2 MB. Free memory was 110.7 MB in the beginning and 108.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 302.75 ms. Allocated memory is still 133.2 MB. Free memory was 108.5 MB in the beginning and 99.4 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 378.17 ms. Allocated memory is still 133.2 MB. Free memory was 99.4 MB in the beginning and 92.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...