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/eca-rers2012/Problem04_label00.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:59:38,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:59:38,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:59:38,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:59:38,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:59:38,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:59:38,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:59:38,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:59:38,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:59:38,288 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:59:38,289 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:59:38,291 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:59:38,291 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:59:38,293 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:59:38,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:59:38,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:59:38,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:59:38,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:59:38,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:59:38,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:59:38,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:59:38,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:59:38,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:59:38,319 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:59:38,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 04:59:38,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 04:59:38,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 04:59:38,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 04:59:38,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 04:59:38,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 04:59:38,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 04:59:38,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 04:59:38,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 04:59:38,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 04:59:38,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 04:59:38,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 04:59:38,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 04:59:38,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 04:59:38,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:59:38,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:59:38,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:59:38,336 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 [2019-10-15 04:59:38,367 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:59:38,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:59:38,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:59:38,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:59:38,370 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:59:38,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:59:38,370 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:59:38,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:59:38,371 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:59:38,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:59:38,371 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:59:38,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:59:38,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:59:38,371 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:59:38,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:59:38,372 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:59:38,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:59:38,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:59:38,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:59:38,373 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:59:38,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:59:38,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:59:38,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:59:38,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:59:38,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:59:38,374 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:59:38,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:59:38,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:59:38,374 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 [2019-10-15 04:59:38,663 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:59:38,676 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:59:38,680 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:59:38,682 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:59:38,683 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:59:38,684 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem04_label00.c [2019-10-15 04:59:38,766 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8f1c5553/3a3cc88ca407482082f2064fa2ba8f56/FLAGb6f7e3c31 [2019-10-15 04:59:39,629 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:59:39,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem04_label00.c [2019-10-15 04:59:39,666 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8f1c5553/3a3cc88ca407482082f2064fa2ba8f56/FLAGb6f7e3c31 [2019-10-15 04:59:40,171 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8f1c5553/3a3cc88ca407482082f2064fa2ba8f56 [2019-10-15 04:59:40,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:59:40,184 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:59:40,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:59:40,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:59:40,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:59:40,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:59:40" (1/1) ... [2019-10-15 04:59:40,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bb0b68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:59:40, skipping insertion in model container [2019-10-15 04:59:40,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:59:40" (1/1) ... [2019-10-15 04:59:40,201 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:59:40,347 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:59:41,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:59:41,842 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:59:42,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:59:42,656 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:59:42,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:59:42 WrapperNode [2019-10-15 04:59:42,657 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:59:42,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:59:42,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:59:42,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:59:42,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:59:42" (1/1) ... [2019-10-15 04:59:42,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:59:42" (1/1) ... [2019-10-15 04:59:42,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:59:42" (1/1) ... [2019-10-15 04:59:42,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:59:42" (1/1) ... [2019-10-15 04:59:42,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:59:42" (1/1) ... [2019-10-15 04:59:42,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:59:42" (1/1) ... [2019-10-15 04:59:42,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:59:42" (1/1) ... [2019-10-15 04:59:42,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:59:42,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:59:42,917 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:59:42,917 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:59:42,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:59:42" (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 [2019-10-15 04:59:42,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:59:42,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:59:42,985 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-15 04:59:42,985 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-10-15 04:59:42,985 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-10-15 04:59:42,986 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-10-15 04:59:42,986 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:59:42,986 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-15 04:59:42,986 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-10-15 04:59:42,986 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-10-15 04:59:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-10-15 04:59:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:59:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 04:59:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-15 04:59:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:59:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:59:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:59:48,272 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:59:48,272 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-15 04:59:48,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:59:48 BoogieIcfgContainer [2019-10-15 04:59:48,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:59:48,275 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 04:59:48,275 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 04:59:48,275 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 04:59:48,277 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:59:48" (1/1) ... [2019-10-15 04:59:48,277 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 [2019-10-15 04:59:48,307 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 04:59:48,307 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 04:59:48,327 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 04:59:48,338 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 04:59:48,340 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 04:59:48,640 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 103 for LOIs [2019-10-15 04:59:52,203 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 46 [2019-10-15 04:59:52,295 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5630 conjuctions. This might take some time... [2019-10-15 04:59:52,387 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 46 [2019-10-15 04:59:52,470 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5630 conjuctions. This might take some time... [2019-10-15 04:59:52,573 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 46 [2019-10-15 04:59:52,709 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5630 conjuctions. This might take some time... [2019-10-15 04:59:52,819 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2019-10-15 04:59:52,842 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2019-10-15 04:59:59,345 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 90 for LOIs [2019-10-15 05:00:01,584 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output2 with input of size 76 for LOIs [2019-10-15 05:00:04,887 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output3 with input of size 105 for LOIs [2019-10-15 05:00:07,383 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output4 with input of size 109 for LOIs [2019-10-15 05:00:08,490 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 46 [2019-10-15 05:00:08,615 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6360 conjuctions. This might take some time... [2019-10-15 05:00:08,832 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 46 [2019-10-15 05:00:08,959 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6360 conjuctions. This might take some time... [2019-10-15 05:00:09,192 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 05:00:09,205 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 05:00:09,205 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 05:00:09,210 INFO L168 Benchmark]: Toolchain (without parser) took 29023.42 ms. Allocated memory was 138.9 MB in the beginning and 1.1 GB in the end (delta: 922.7 MB). Free memory was 88.4 MB in the beginning and 341.9 MB in the end (delta: -253.5 MB). Peak memory consumption was 669.2 MB. Max. memory is 7.1 GB. [2019-10-15 05:00:09,211 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory is still 121.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 05:00:09,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2472.40 ms. Allocated memory was 138.9 MB in the beginning and 253.8 MB in the end (delta: 114.8 MB). Free memory was 88.4 MB in the beginning and 171.1 MB in the end (delta: -82.7 MB). Peak memory consumption was 118.5 MB. Max. memory is 7.1 GB. [2019-10-15 05:00:09,213 INFO L168 Benchmark]: Boogie Preprocessor took 258.34 ms. Allocated memory is still 253.8 MB. Free memory was 171.1 MB in the beginning and 141.6 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. [2019-10-15 05:00:09,214 INFO L168 Benchmark]: RCFGBuilder took 5358.31 ms. Allocated memory was 253.8 MB in the beginning and 396.4 MB in the end (delta: 142.6 MB). Free memory was 141.6 MB in the beginning and 290.5 MB in the end (delta: -149.0 MB). Peak memory consumption was 235.5 MB. Max. memory is 7.1 GB. [2019-10-15 05:00:09,215 INFO L168 Benchmark]: Sifa took 20930.35 ms. Allocated memory was 396.4 MB in the beginning and 1.1 GB in the end (delta: 665.3 MB). Free memory was 290.5 MB in the beginning and 341.9 MB in the end (delta: -51.4 MB). Peak memory consumption was 613.9 MB. Max. memory is 7.1 GB. [2019-10-15 05:00:09,219 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory is still 121.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2472.40 ms. Allocated memory was 138.9 MB in the beginning and 253.8 MB in the end (delta: 114.8 MB). Free memory was 88.4 MB in the beginning and 171.1 MB in the end (delta: -82.7 MB). Peak memory consumption was 118.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 258.34 ms. Allocated memory is still 253.8 MB. Free memory was 171.1 MB in the beginning and 141.6 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5358.31 ms. Allocated memory was 253.8 MB in the beginning and 396.4 MB in the end (delta: 142.6 MB). Free memory was 141.6 MB in the beginning and 290.5 MB in the end (delta: -149.0 MB). Peak memory consumption was 235.5 MB. Max. memory is 7.1 GB. * Sifa took 20930.35 ms. Allocated memory was 396.4 MB in the beginning and 1.1 GB in the end (delta: 665.3 MB). Free memory was 290.5 MB in the beginning and 341.9 MB in the end (delta: -51.4 MB). Peak memory consumption was 613.9 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]: 20885, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 2293, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 2281, TOOLS_POST_TIME[ms]: 800, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 49, TOOLS_POST_RETURN_APPLICATIONS: 6, TOOLS_POST_RETURN_TIME[ms]: 21, TOOLS_QUANTIFIERELIM_APPLICATIONS: 2298, TOOLS_QUANTIFIERELIM_TIME[ms]: 522, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 17, FLUID_QUERY_TIME[ms]: 42, FLUID_QUERIES: 2295, FLUID_YES_ANSWERS: 1574, DOMAIN_JOIN_APPLICATIONS: 759, DOMAIN_JOIN_TIME[ms]: 5232, DOMAIN_ALPHA_APPLICATIONS: 1574, DOMAIN_ALPHA_TIME[ms]: 12885, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 33, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 6, DOMAIN_ISBOTTOM_APPLICATIONS: 751, DOMAIN_ISBOTTOM_TIME[ms]: 1004, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 10691, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10690, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 6, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10756, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10756, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 11, PATH_EXPR_TIME[ms]: 83, REGEX_TO_DAG_TIME[ms]: 14, DAG_COMPRESSION_TIME[ms]: 437, DAG_COMPRESSION_PROCESSED_NODES: 37640, DAG_COMPRESSION_RETAINED_NODES: 1561 - UnprovableResult [Line: 4760]: 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 64058#(and (<= 1 ~a3~0) (<= ~x~0 24) (<= ~a26~0 18) (<= 6 ~f~0) (<= 1 ~a7~0) (<= 1 ~a~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~z~0 26) (= 16 ~a4~0) (<= ~a~0 1) (= 1 ~a7~0) (<= ~d~0 4) (<= 15 ~a28~0) (<= ~a28~0 15) (<= 1 calculate_output4_~input) (<= calculate_output4_~input 6) (<= 25 ~y~0) (<= 16 ~a4~0) (<= ~a25~0 1) (<= ~f~0 6) (<= 1 |calculate_output4_#in~input|) (= 1 ~a3~0) (<= ~v~0 22) (<= ~u~0 21) (<= 26 ~z~0) (<= 24 ~x~0) (<= 18 ~a14~0) (<= ~a14~0 18) (= ~a14~0 18) (<= ~b~0 2) (<= 21 ~u~0) (<= |calculate_output4_#in~input| 6) (<= ~a7~0 1) (= ~a26~0 18) (= ~a25~0 1) (<= 23 ~w~0) (<= ~w~0 23) (<= ~a4~0 16) (<= 5 ~e~0) (= 1 ~a1~0) (<= 1 ~a25~0) (<= ~a3~0 1) (<= ~y~0 25) (<= 22 ~v~0) (<= 1 ~a1~0) (<= 2 ~b~0) (<= 4 ~d~0) (<= 18 ~a26~0) (= ~a28~0 15) (<= ~a1~0 1) (<= ~e~0 5)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...