/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:09:30,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:09:30,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:09:30,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:09:30,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:09:30,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:09:30,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:09:30,452 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:09:30,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:09:30,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:09:30,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:09:30,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:09:30,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:09:30,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:09:30,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:09:30,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:09:30,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:09:30,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:09:30,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:09:30,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:09:30,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:09:30,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:09:30,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:09:30,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:09:30,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:09:30,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:09:30,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:09:30,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:09:30,493 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:09:30,494 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:09:30,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:09:30,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:09:30,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:09:30,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:09:30,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:09:30,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:09:30,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:09:30,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:09:30,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:09:30,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:09:30,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:09:30,501 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 10:09:30,515 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:09:30,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:09:30,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:09:30,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:09:30,517 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:09:30,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:09:30,517 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:09:30,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:09:30,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:09:30,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:09:30,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:09:30,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:09:30,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:09:30,519 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:09:30,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:09:30,519 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:09:30,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:09:30,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:09:30,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:09:30,520 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:09:30,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:09:30,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:09:30,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:09:30,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:09:30,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:09:30,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:09:30,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:09:30,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:09:30,522 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 10:09:30,796 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:09:30,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:09:30,813 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:09:30,814 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:09:30,815 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:09:30,816 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c [2019-11-07 10:09:30,897 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c47c25c1/6458c4a5e4df46768825140afe909090/FLAG51b431108 [2019-11-07 10:09:31,391 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:09:31,392 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c [2019-11-07 10:09:31,402 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c47c25c1/6458c4a5e4df46768825140afe909090/FLAG51b431108 [2019-11-07 10:09:31,806 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c47c25c1/6458c4a5e4df46768825140afe909090 [2019-11-07 10:09:31,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:09:31,819 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:09:31,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:09:31,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:09:31,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:09:31,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:09:31" (1/1) ... [2019-11-07 10:09:31,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35ba4157 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:31, skipping insertion in model container [2019-11-07 10:09:31,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:09:31" (1/1) ... [2019-11-07 10:09:31,836 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:09:31,860 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:09:32,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:09:32,050 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:09:32,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:09:32,195 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:09:32,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:32 WrapperNode [2019-11-07 10:09:32,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:09:32,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:09:32,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:09:32,197 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:09:32,210 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:32" (1/1) ... [2019-11-07 10:09:32,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:32" (1/1) ... [2019-11-07 10:09:32,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:32" (1/1) ... [2019-11-07 10:09:32,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:32" (1/1) ... [2019-11-07 10:09:32,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:32" (1/1) ... [2019-11-07 10:09:32,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:32" (1/1) ... [2019-11-07 10:09:32,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:32" (1/1) ... [2019-11-07 10:09:32,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:09:32,230 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:09:32,230 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:09:32,230 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:09:32,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:32" (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:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:09:32,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:09:32,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:09:32,291 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:09:32,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:09:32,292 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:09:32,292 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 10:09:32,292 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:09:32,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:09:32,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:09:32,613 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:09:32,613 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 10:09:32,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:09:32 BoogieIcfgContainer [2019-11-07 10:09:32,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:09:32,615 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:09:32,615 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:09:32,616 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:09:32,617 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:09:32" (1/1) ... [2019-11-07 10:09:32,618 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-07 10:09:32,655 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:09:32,655 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:09:32,663 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:09:32,671 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:09:32,672 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:09:32,740 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 32 for LOIs [2019-11-07 10:09:34,608 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:09:34,625 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:09:34,625 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:09:34,629 INFO L168 Benchmark]: Toolchain (without parser) took 2808.31 ms. Allocated memory was 145.8 MB in the beginning and 245.4 MB in the end (delta: 99.6 MB). Free memory was 103.2 MB in the beginning and 204.4 MB in the end (delta: -101.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-11-07 10:09:34,632 INFO L168 Benchmark]: CDTParser took 1.26 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-07 10:09:34,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 376.89 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 103.0 MB in the beginning and 180.7 MB in the end (delta: -77.7 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2019-11-07 10:09:34,635 INFO L168 Benchmark]: Boogie Preprocessor took 32.29 ms. Allocated memory is still 202.4 MB. Free memory was 180.7 MB in the beginning and 178.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-11-07 10:09:34,636 INFO L168 Benchmark]: RCFGBuilder took 385.33 ms. Allocated memory is still 202.4 MB. Free memory was 178.8 MB in the beginning and 163.0 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-11-07 10:09:34,638 INFO L168 Benchmark]: Sifa took 2009.86 ms. Allocated memory was 202.4 MB in the beginning and 245.4 MB in the end (delta: 43.0 MB). Free memory was 163.0 MB in the beginning and 204.4 MB in the end (delta: -41.4 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2019-11-07 10:09:34,655 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 376.89 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 103.0 MB in the beginning and 180.7 MB in the end (delta: -77.7 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.29 ms. Allocated memory is still 202.4 MB. Free memory was 180.7 MB in the beginning and 178.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 385.33 ms. Allocated memory is still 202.4 MB. Free memory was 178.8 MB in the beginning and 163.0 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * Sifa took 2009.86 ms. Allocated memory was 202.4 MB in the beginning and 245.4 MB in the end (delta: 43.0 MB). Free memory was 163.0 MB in the beginning and 204.4 MB in the end (delta: -41.4 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 1954, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 12, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 71, TOOLS_POST_TIME[ms]: 194, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 28, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_APPLICATIONS: 74, TOOLS_QUANTIFIERELIM_TIME[ms]: 169, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 16, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 89, FLUID_YES_ANSWERS: 10, DOMAIN_JOIN_APPLICATIONS: 12, DOMAIN_JOIN_TIME[ms]: 969, DOMAIN_ALPHA_APPLICATIONS: 10, DOMAIN_ALPHA_TIME[ms]: 552, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 42, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 30, DOMAIN_ISBOTTOM_APPLICATIONS: 12, DOMAIN_ISBOTTOM_TIME[ms]: 48, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1735, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1734, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 3, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 17, DAG_COMPRESSION_PROCESSED_NODES: 139, DAG_COMPRESSION_RETAINED_NODES: 60 - UnprovableResult [Line: 95]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 296#(and (<= ~__tmp_22_1~0 2147483647) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (<= |old(~__tmp_28_0~0)| 0) (<= 0 ~__return_main~0) (<= ~__tmp_31_0~0 2147483647) (<= |old(~__tmp_25_1~0)| 0) (<= ~__return_main~0 0) (<= ~__tmp_22_0~0 2147483647) (<= 0 |old(~__tmp_22_1~0)|) (<= main_~main__y~0 0) (<= 0 |old(~__tmp_25_1~0)|) (<= |old(~__tmp_31_0~0)| 0) (<= 0 (+ ~__tmp_22_0~0 2147483648)) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (<= ~__return_65~0 0) (<= |old(~__tmp_25_0~0)| 0) (<= 0 ~__tmp_25_1~0) (<= |old(~__tmp_22_0~0)| 0) (<= 0 ~__return_65~0) (<= main_~main____CPAchecker_TMP_0~0 2147483647) (<= ~__tmp_25_0~0 2147483647) (= 0 main_~main____CPAchecker_TMP_0~1) (<= 0 (+ ~__tmp_28_0~0 2147483648)) (= (ite (= (mod (ite (and (not (= 0 (mod (mod main_~main__x~0 4294967296) 3))) (< (mod main_~main__x~0 4294967296) 0)) (+ (mod (mod main_~main__x~0 4294967296) 3) (- 3)) (mod (mod main_~main__x~0 4294967296) 3)) 4294967296) 0) 1 0) main_~__tmp_1~0) (<= 0 (+ ~__tmp_31_0~0 2147483648)) (= main_~__VERIFIER_assert__cond~0 0) (<= 0 |old(~__tmp_25_0~0)|) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= ~__tmp_25_1~0 0) (<= ~__tmp_28_0~0 2147483647) (<= 0 main_~main__y~0) (<= 0 (+ ~__tmp_22_1~0 2147483648)) (<= |old(~__tmp_22_1~0)| 0) (<= 0 |old(~__return_65~0)|) (<= 0 |old(~__tmp_28_0~0)|) (<= 0 (+ ~__tmp_25_0~0 2147483648)) (<= |old(~__return_65~0)| 0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (<= 0 |old(~__tmp_31_0~0)|) (<= 0 |old(~__tmp_22_0~0)|) (= 0 (mod main_~main__y~0 4294967296))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...