/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/loops-crafted-1/nested5-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:10:44,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:10:44,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:10:44,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:10:44,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:10:44,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:10:44,309 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:10:44,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:10:44,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:10:44,327 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:10:44,328 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:10:44,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:10:44,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:10:44,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:10:44,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:10:44,335 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:10:44,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:10:44,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:10:44,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:10:44,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:10:44,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:10:44,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:10:44,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:10:44,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:10:44,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:10:44,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:10:44,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:10:44,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:10:44,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:10:44,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:10:44,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:10:44,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:10:44,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:10:44,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:10:44,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:10:44,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:10:44,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:10:44,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:10:44,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:10:44,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:10:44,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:10:44,363 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 10:10:44,378 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:10:44,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:10:44,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:10:44,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:10:44,380 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:10:44,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:10:44,381 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:10:44,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:10:44,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:10:44,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:10:44,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:10:44,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:10:44,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:10:44,382 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:10:44,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:10:44,382 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:10:44,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:10:44,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:10:44,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:10:44,383 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:10:44,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:10:44,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:10:44,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:10:44,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:10:44,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:10:44,384 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:10:44,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:10:44,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:10:44,385 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 10:10:44,678 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:10:44,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:10:44,701 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:10:44,702 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:10:44,703 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:10:44,703 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/nested5-1.c [2019-11-07 10:10:44,768 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdf422900/abf35b6026ca449f9e271d232e6a23bc/FLAGae5275cc7 [2019-11-07 10:10:45,206 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:10:45,207 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/nested5-1.c [2019-11-07 10:10:45,213 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdf422900/abf35b6026ca449f9e271d232e6a23bc/FLAGae5275cc7 [2019-11-07 10:10:45,602 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdf422900/abf35b6026ca449f9e271d232e6a23bc [2019-11-07 10:10:45,612 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:10:45,614 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:10:45,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:10:45,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:10:45,619 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:10:45,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:10:45" (1/1) ... [2019-11-07 10:10:45,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40d1ab0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:10:45, skipping insertion in model container [2019-11-07 10:10:45,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:10:45" (1/1) ... [2019-11-07 10:10:45,631 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:10:45,648 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:10:45,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:10:45,860 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:10:45,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:10:45,886 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:10:45,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:10:45 WrapperNode [2019-11-07 10:10:45,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:10:45,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:10:45,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:10:45,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:10:45,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:10:45" (1/1) ... [2019-11-07 10:10:45,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:10:45" (1/1) ... [2019-11-07 10:10:45,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:10:45" (1/1) ... [2019-11-07 10:10:45,975 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:10:45" (1/1) ... [2019-11-07 10:10:45,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:10:45" (1/1) ... [2019-11-07 10:10:45,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:10:45" (1/1) ... [2019-11-07 10:10:46,001 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:10:45" (1/1) ... [2019-11-07 10:10:46,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:10:46,005 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:10:46,005 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:10:46,005 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:10:46,006 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:10:45" (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 10:10:46,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:10:46,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:10:46,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 10:10:46,054 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:10:46,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:10:46,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 10:10:46,054 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:10:46,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:10:46,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:10:46,328 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:10:46,328 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:10:46,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:10:46 BoogieIcfgContainer [2019-11-07 10:10:46,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:10:46,330 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:10:46,331 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:10:46,331 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:10:46,332 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:10:46" (1/1) ... [2019-11-07 10:10:46,333 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 10:10:46,360 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:10:46,360 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:10:46,376 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:10:46,388 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:10:46,393 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:10:46,450 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-11-07 10:10:48,042 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 38 for LOIs [2019-11-07 10:10:48,044 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:10:48,063 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:10:48,064 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:10:48,068 INFO L168 Benchmark]: Toolchain (without parser) took 2452.13 ms. Allocated memory was 138.9 MB in the beginning and 244.3 MB in the end (delta: 105.4 MB). Free memory was 103.8 MB in the beginning and 217.9 MB in the end (delta: -114.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-11-07 10:10:48,069 INFO L168 Benchmark]: CDTParser took 1.25 ms. Allocated memory is still 138.9 MB. Free memory was 122.2 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 10:10:48,071 INFO L168 Benchmark]: CACSL2BoogieTranslator took 271.73 ms. Allocated memory is still 138.9 MB. Free memory was 103.6 MB in the beginning and 94.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-11-07 10:10:48,073 INFO L168 Benchmark]: Boogie Preprocessor took 117.43 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 94.1 MB in the beginning and 180.6 MB in the end (delta: -86.5 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. [2019-11-07 10:10:48,074 INFO L168 Benchmark]: RCFGBuilder took 325.09 ms. Allocated memory is still 202.4 MB. Free memory was 180.6 MB in the beginning and 164.1 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-11-07 10:10:48,076 INFO L168 Benchmark]: Sifa took 1733.97 ms. Allocated memory was 202.4 MB in the beginning and 244.3 MB in the end (delta: 41.9 MB). Free memory was 164.1 MB in the beginning and 217.9 MB in the end (delta: -53.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-11-07 10:10:48,090 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25 ms. Allocated memory is still 138.9 MB. Free memory was 122.2 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 271.73 ms. Allocated memory is still 138.9 MB. Free memory was 103.6 MB in the beginning and 94.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 117.43 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 94.1 MB in the beginning and 180.6 MB in the end (delta: -86.5 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 325.09 ms. Allocated memory is still 202.4 MB. Free memory was 180.6 MB in the beginning and 164.1 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. * Sifa took 1733.97 ms. Allocated memory was 202.4 MB in the beginning and 244.3 MB in the end (delta: 41.9 MB). Free memory was 164.1 MB in the beginning and 217.9 MB in the end (delta: -53.8 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 1686, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 7, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 145, TOOLS_POST_TIME[ms]: 173, TOOLS_POST_CALL_APPLICATIONS: 17, TOOLS_POST_CALL_TIME[ms]: 168, TOOLS_POST_RETURN_APPLICATIONS: 15, TOOLS_POST_RETURN_TIME[ms]: 96, TOOLS_QUANTIFIERELIM_APPLICATIONS: 177, TOOLS_QUANTIFIERELIM_TIME[ms]: 372, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 41, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 349, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 7, DOMAIN_JOIN_TIME[ms]: 53, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 44, DOMAIN_WIDEN_TIME[ms]: 875, DOMAIN_ISSUBSETEQ_APPLICATIONS: 74, DOMAIN_ISSUBSETEQ_TIME[ms]: 174, DOMAIN_ISBOTTOM_APPLICATIONS: 7, DOMAIN_ISBOTTOM_TIME[ms]: 10, LOOP_SUMMARIZER_APPLICATIONS: 30, LOOP_SUMMARIZER_CACHE_MISSES: 30, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1568, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1567, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 74, CALL_SUMMARIZER_APPLICATIONS: 15, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 18, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 14, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 11, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 15, DAG_COMPRESSION_PROCESSED_NODES: 85, DAG_COMPRESSION_RETAINED_NODES: 55 - UnprovableResult [Line: 5]: 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 559#(and (exists ((v_main_~v~0_BEFORE_CALL_15 Int)) (or (and (<= (mod v_main_~v~0_BEFORE_CALL_15 4) 2147483647) (not (< (mod v_main_~v~0_BEFORE_CALL_15 4294967296) 10)) (<= 0 v_main_~v~0_BEFORE_CALL_15) (= (mod v_main_~v~0_BEFORE_CALL_15 4) |__VERIFIER_assert_#in~cond|) (not (< (mod v_main_~v~0_BEFORE_CALL_15 4294967296) 0))) (and (<= (mod v_main_~v~0_BEFORE_CALL_15 4) 2147483647) (not (< (mod v_main_~v~0_BEFORE_CALL_15 4294967296) 10)) (= (mod v_main_~v~0_BEFORE_CALL_15 4) 0) (<= 0 v_main_~v~0_BEFORE_CALL_15) (= (mod v_main_~v~0_BEFORE_CALL_15 4) |__VERIFIER_assert_#in~cond|)) (and (not (< (mod v_main_~v~0_BEFORE_CALL_15 4294967296) 10)) (<= 0 v_main_~v~0_BEFORE_CALL_15) (not (<= (mod v_main_~v~0_BEFORE_CALL_15 4) 2147483647)) (= |__VERIFIER_assert_#in~cond| (+ (mod v_main_~v~0_BEFORE_CALL_15 4) (- 4294967296))) (not (< (mod v_main_~v~0_BEFORE_CALL_15 4294967296) 0))) (and (< (mod v_main_~v~0_BEFORE_CALL_15 4294967296) 0) (<= (mod (+ (mod v_main_~v~0_BEFORE_CALL_15 4) 4294967292) 4294967296) 2147483647) (not (< (mod v_main_~v~0_BEFORE_CALL_15 4294967296) 10)) (not (= (mod v_main_~v~0_BEFORE_CALL_15 4) 0)) (<= 0 v_main_~v~0_BEFORE_CALL_15) (= (mod (+ (mod v_main_~v~0_BEFORE_CALL_15 4) 4294967292) 4294967296) |__VERIFIER_assert_#in~cond|)) (and (not (< (mod v_main_~v~0_BEFORE_CALL_15 4294967296) 10)) (= (mod v_main_~v~0_BEFORE_CALL_15 4) 0) (<= 0 v_main_~v~0_BEFORE_CALL_15) (not (<= (mod v_main_~v~0_BEFORE_CALL_15 4) 2147483647)) (= |__VERIFIER_assert_#in~cond| (+ (mod v_main_~v~0_BEFORE_CALL_15 4) (- 4294967296)))) (and (< (mod v_main_~v~0_BEFORE_CALL_15 4294967296) 0) (not (<= (mod (+ (mod v_main_~v~0_BEFORE_CALL_15 4) 4294967292) 4294967296) 2147483647)) (not (< (mod v_main_~v~0_BEFORE_CALL_15 4294967296) 10)) (not (= (mod v_main_~v~0_BEFORE_CALL_15 4) 0)) (= |__VERIFIER_assert_#in~cond| (+ (mod (+ (mod v_main_~v~0_BEFORE_CALL_15 4) 4294967292) 4294967296) (- 4294967296))) (<= 0 v_main_~v~0_BEFORE_CALL_15)))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...