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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 21:21:19,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 21:21:19,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 21:21:19,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 21:21:19,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 21:21:19,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 21:21:19,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 21:21:19,650 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 21:21:19,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 21:21:19,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 21:21:19,654 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 21:21:19,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 21:21:19,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 21:21:19,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 21:21:19,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 21:21:19,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 21:21:19,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 21:21:19,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 21:21:19,662 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 21:21:19,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 21:21:19,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 21:21:19,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 21:21:19,668 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 21:21:19,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 21:21:19,671 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 21:21:19,671 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 21:21:19,672 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 21:21:19,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 21:21:19,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 21:21:19,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 21:21:19,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 21:21:19,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 21:21:19,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 21:21:19,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 21:21:19,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 21:21:19,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 21:21:19,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 21:21:19,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 21:21:19,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 21:21:19,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 21:21:19,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 21:21:19,681 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 [2019-09-20 21:21:19,697 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 21:21:19,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 21:21:19,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 21:21:19,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 21:21:19,699 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 21:21:19,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 21:21:19,699 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 21:21:19,699 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 21:21:19,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 21:21:19,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 21:21:19,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 21:21:19,700 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 21:21:19,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 21:21:19,700 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 21:21:19,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 21:21:19,701 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 21:21:19,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 21:21:19,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 21:21:19,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 21:21:19,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 21:21:19,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 21:21:19,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:21:19,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 21:21:19,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 21:21:19,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 21:21:19,703 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 21:21:19,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 21:21:19,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 21:21:19,703 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 -> InterpretCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 21:21:19,743 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 21:21:19,762 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 21:21:19,767 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 21:21:19,768 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 21:21:19,769 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 21:21:19,770 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2019-09-20 21:21:19,830 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/942a83419/5f1162004b1d4da0b1c6b921e931f9aa/FLAG57ba73928 [2019-09-20 21:21:20,262 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 21:21:20,263 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2019-09-20 21:21:20,274 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/942a83419/5f1162004b1d4da0b1c6b921e931f9aa/FLAG57ba73928 [2019-09-20 21:21:20,589 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/942a83419/5f1162004b1d4da0b1c6b921e931f9aa [2019-09-20 21:21:20,601 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 21:21:20,602 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 21:21:20,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 21:21:20,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 21:21:20,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 21:21:20,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:21:20" (1/1) ... [2019-09-20 21:21:20,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@103d845f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:20, skipping insertion in model container [2019-09-20 21:21:20,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:21:20" (1/1) ... [2019-09-20 21:21:20,618 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 21:21:20,638 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 21:21:20,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:21:21,014 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 21:21:21,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:21:21,113 INFO L192 MainTranslator]: Completed translation [2019-09-20 21:21:21,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:21 WrapperNode [2019-09-20 21:21:21,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 21:21:21,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 21:21:21,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 21:21:21,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 21:21:21,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:21" (1/1) ... [2019-09-20 21:21:21,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:21" (1/1) ... [2019-09-20 21:21:21,159 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:21" (1/1) ... [2019-09-20 21:21:21,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:21" (1/1) ... [2019-09-20 21:21:21,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:21" (1/1) ... [2019-09-20 21:21:21,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:21" (1/1) ... [2019-09-20 21:21:21,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:21" (1/1) ... [2019-09-20 21:21:21,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 21:21:21,216 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 21:21:21,216 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 21:21:21,216 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 21:21:21,217 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:21" (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 [2019-09-20 21:21:21,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 21:21:21,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 21:21:21,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 21:21:21,283 INFO L138 BoogieDeclarations]: Found implementation of procedure r_strncpy [2019-09-20 21:21:21,284 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_expression_list [2019-09-20 21:21:21,284 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 21:21:21,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 21:21:21,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 21:21:21,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 21:21:21,286 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2019-09-20 21:21:21,286 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-09-20 21:21:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2019-09-20 21:21:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-09-20 21:21:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy_ptr [2019-09-20 21:21:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-09-20 21:21:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-20 21:21:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-09-20 21:21:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-20 21:21:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2019-09-20 21:21:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 21:21:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure isascii [2019-09-20 21:21:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure isspace [2019-09-20 21:21:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2019-09-20 21:21:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure strrand [2019-09-20 21:21:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure istrrand [2019-09-20 21:21:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure istrchr [2019-09-20 21:21:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure istrrchr [2019-09-20 21:21:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure istrncmp [2019-09-20 21:21:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure istrstr [2019-09-20 21:21:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncpy [2019-09-20 21:21:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcpy [2019-09-20 21:21:21,295 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcat [2019-09-20 21:21:21,295 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncat [2019-09-20 21:21:21,295 INFO L130 BoogieDeclarations]: Found specification of procedure r_memcpy [2019-09-20 21:21:21,295 INFO L130 BoogieDeclarations]: Found specification of procedure parse_expression_list [2019-09-20 21:21:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 21:21:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 21:21:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 21:21:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 21:21:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 21:21:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 21:21:21,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 21:21:21,980 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 21:21:21,981 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 21:21:21,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:21:21 BoogieIcfgContainer [2019-09-20 21:21:21,982 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 21:21:21,983 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 21:21:21,983 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 21:21:21,983 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 21:21:21,985 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:21:21" (1/1) ... [2019-09-20 21:21:21,985 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 21:21:22,010 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 21:21:22,011 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 21:21:22,018 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 21:21:22,027 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 21:21:22,028 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 21:21:22,168 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-20 21:21:23,956 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 21:21:24,030 INFO L199 IcfgInterpreter]: Interpreting procedure parse_expression_list with input of size 18 for LOIs [2019-09-20 21:21:24,500 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 55 [2019-09-20 21:21:24,681 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 55 [2019-09-20 21:21:24,782 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 21:21:24,788 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 21:21:24,932 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2019-09-20 21:21:25,274 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 21:21:25,421 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 21:21:25,654 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 73 [2019-09-20 21:21:26,196 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 94 [2019-09-20 21:21:26,431 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 21:21:26,640 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 73 [2019-09-20 21:21:27,421 WARN L191 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 90 [2019-09-20 21:21:27,666 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 21:21:28,252 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 90 [2019-09-20 21:21:28,526 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 21:21:28,588 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 21:21:28,601 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 21:21:28,861 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 52 [2019-09-20 21:21:29,183 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 21:21:29,295 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 21:21:29,430 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 21:21:29,435 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 21:21:29,615 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-20 21:21:30,181 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 76 [2019-09-20 21:21:30,322 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 21:21:30,492 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2019-09-20 21:21:30,855 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 65 [2019-09-20 21:21:31,187 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-09-20 21:21:31,528 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 76 [2019-09-20 21:21:31,637 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 21:21:31,898 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 79 [2019-09-20 21:21:32,026 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 21:21:32,318 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2019-09-20 21:21:32,462 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-20 21:21:32,875 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 95 [2019-09-20 21:21:33,373 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 40 [2019-09-20 21:21:33,516 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 53 [2019-09-20 21:21:33,680 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 44 [2019-09-20 21:21:34,019 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 70 [2019-09-20 21:21:34,575 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 116 [2019-09-20 21:21:34,782 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 21:21:35,077 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 81 [2019-09-20 21:21:35,226 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 21:21:35,734 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 131 [2019-09-20 21:21:35,986 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 21:21:36,360 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 92 [2019-09-20 21:21:36,517 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 21:21:37,128 WARN L191 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 142 [2019-09-20 21:21:37,505 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 41 [2019-09-20 21:21:37,648 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2019-09-20 21:21:37,905 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 44 [2019-09-20 21:21:38,184 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 71 [2019-09-20 21:21:38,680 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 121 [2019-09-20 21:21:38,867 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 21:21:39,209 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 82 [2019-09-20 21:21:39,372 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 21:21:39,943 WARN L191 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 127 [2019-09-20 21:21:40,245 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 21:21:40,629 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 93 [2019-09-20 21:21:40,787 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 21:21:41,287 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 138 [2019-09-20 21:21:41,447 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-20 21:21:41,473 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 21:21:41,473 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 21:21:41,475 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 361#false [2019-09-20 21:21:41,485 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 21:21:41,486 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 21:21:41,487 INFO L168 Benchmark]: Toolchain (without parser) took 20884.90 ms. Allocated memory was 136.3 MB in the beginning and 375.9 MB in the end (delta: 239.6 MB). Free memory was 92.3 MB in the beginning and 169.4 MB in the end (delta: -77.0 MB). Peak memory consumption was 162.6 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:41,491 INFO L168 Benchmark]: CDTParser took 1.34 ms. Allocated memory is still 136.3 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 21:21:41,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 510.59 ms. Allocated memory was 136.3 MB in the beginning and 200.3 MB in the end (delta: 64.0 MB). Free memory was 92.1 MB in the beginning and 174.8 MB in the end (delta: -82.7 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:41,494 INFO L168 Benchmark]: Boogie Preprocessor took 101.09 ms. Allocated memory is still 200.3 MB. Free memory was 174.8 MB in the beginning and 172.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:41,494 INFO L168 Benchmark]: RCFGBuilder took 766.34 ms. Allocated memory is still 200.3 MB. Free memory was 172.6 MB in the beginning and 129.5 MB in the end (delta: 43.1 MB). Peak memory consumption was 43.1 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:41,501 INFO L168 Benchmark]: Sifa took 19503.14 ms. Allocated memory was 200.3 MB in the beginning and 375.9 MB in the end (delta: 175.6 MB). Free memory was 129.5 MB in the beginning and 169.4 MB in the end (delta: -39.9 MB). Peak memory consumption was 135.7 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:41,506 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 ms. Allocated memory is still 136.3 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 510.59 ms. Allocated memory was 136.3 MB in the beginning and 200.3 MB in the end (delta: 64.0 MB). Free memory was 92.1 MB in the beginning and 174.8 MB in the end (delta: -82.7 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.09 ms. Allocated memory is still 200.3 MB. Free memory was 174.8 MB in the beginning and 172.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 766.34 ms. Allocated memory is still 200.3 MB. Free memory was 172.6 MB in the beginning and 129.5 MB in the end (delta: 43.1 MB). Peak memory consumption was 43.1 MB. Max. memory is 7.1 GB. * Sifa took 19503.14 ms. Allocated memory was 200.3 MB in the beginning and 375.9 MB in the end (delta: 175.6 MB). Free memory was 129.5 MB in the beginning and 169.4 MB in the end (delta: -39.9 MB). Peak memory consumption was 135.7 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]: 19465, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 205, DAG_INTERPRETER_EARLY_EXITS: 11, TOOLS_POST_APPLICATIONS: 180, TOOLS_POST_TIME[ms]: 748, TOOLS_POST_CALL_APPLICATIONS: 13, TOOLS_POST_CALL_TIME[ms]: 1054, TOOLS_POST_RETURN_APPLICATIONS: 10, TOOLS_POST_RETURN_TIME[ms]: 178, TOOLS_QUANTIFIERELIM_APPLICATIONS: 188, TOOLS_QUANTIFIERELIM_TIME[ms]: 1899, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 549, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 232, FLUID_YES_ANSWERS: 3, DOMAIN_JOIN_APPLICATIONS: 54, DOMAIN_JOIN_TIME[ms]: 8989, DOMAIN_ALPHA_APPLICATIONS: 3, DOMAIN_ALPHA_TIME[ms]: 9, DOMAIN_WIDEN_APPLICATIONS: 15, DOMAIN_WIDEN_TIME[ms]: 8216, DOMAIN_ISSUBSETEQ_APPLICATIONS: 27, DOMAIN_ISSUBSETEQ_TIME[ms]: 62, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 78, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 19137, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 19136, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 27, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 10, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 557, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 41, DAG_COMPRESSION_PROCESSED_NODES: 306, DAG_COMPRESSION_RETAINED_NODES: 131 - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...