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 TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --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 23:15:05,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 23:15:05,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 23:15:05,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 23:15:05,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 23:15:05,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 23:15:05,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 23:15:05,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 23:15:05,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 23:15:05,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 23:15:05,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 23:15:05,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 23:15:05,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 23:15:05,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 23:15:05,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 23:15:05,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 23:15:05,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 23:15:05,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 23:15:05,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 23:15:05,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 23:15:05,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 23:15:05,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 23:15:05,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 23:15:05,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 23:15:05,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 23:15:05,245 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 23:15:05,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 23:15:05,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 23:15:05,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 23:15:05,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 23:15:05,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 23:15:05,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 23:15:05,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 23:15:05,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 23:15:05,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 23:15:05,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 23:15:05,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 23:15:05,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 23:15:05,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 23:15:05,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 23:15:05,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 23:15:05,264 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 23:15:05,283 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 23:15:05,284 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 23:15:05,285 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 23:15:05,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 23:15:05,285 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 23:15:05,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 23:15:05,286 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 23:15:05,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 23:15:05,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 23:15:05,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 23:15:05,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 23:15:05,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 23:15:05,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 23:15:05,287 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 23:15:05,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 23:15:05,288 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 23:15:05,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 23:15:05,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 23:15:05,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 23:15:05,289 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 23:15:05,289 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 23:15:05,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:15:05,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 23:15:05,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 23:15:05,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 23:15:05,290 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 23:15:05,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 23:15:05,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 23:15:05,291 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 -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 23:15:05,346 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 23:15:05,359 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 23:15:05,362 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 23:15:05,364 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 23:15:05,364 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 23:15:05,365 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2019-09-20 23:15:05,440 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3314cbe0c/8616cd5b12d942e88d0449b643af0e76/FLAG5ead8ee9b [2019-09-20 23:15:05,888 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 23:15:05,888 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2019-09-20 23:15:05,896 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3314cbe0c/8616cd5b12d942e88d0449b643af0e76/FLAG5ead8ee9b [2019-09-20 23:15:06,290 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3314cbe0c/8616cd5b12d942e88d0449b643af0e76 [2019-09-20 23:15:06,300 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 23:15:06,301 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 23:15:06,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 23:15:06,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 23:15:06,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 23:15:06,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:15:06" (1/1) ... [2019-09-20 23:15:06,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c9603a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:15:06, skipping insertion in model container [2019-09-20 23:15:06,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:15:06" (1/1) ... [2019-09-20 23:15:06,316 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 23:15:06,338 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 23:15:06,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:15:06,577 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 23:15:06,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:15:06,713 INFO L192 MainTranslator]: Completed translation [2019-09-20 23:15:06,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:15:06 WrapperNode [2019-09-20 23:15:06,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 23:15:06,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 23:15:06,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 23:15:06,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 23:15:06,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:15:06" (1/1) ... [2019-09-20 23:15:06,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:15:06" (1/1) ... [2019-09-20 23:15:06,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:15:06" (1/1) ... [2019-09-20 23:15:06,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:15:06" (1/1) ... [2019-09-20 23:15:06,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:15:06" (1/1) ... [2019-09-20 23:15:06,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:15:06" (1/1) ... [2019-09-20 23:15:06,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:15:06" (1/1) ... [2019-09-20 23:15:06,765 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 23:15:06,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 23:15:06,766 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 23:15:06,766 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 23:15:06,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:15:06" (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 23:15:06,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 23:15:06,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 23:15:06,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 23:15:06,824 INFO L138 BoogieDeclarations]: Found implementation of procedure r_strncpy [2019-09-20 23:15:06,824 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_expression_list [2019-09-20 23:15:06,824 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 23:15:06,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 23:15:06,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 23:15:06,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 23:15:06,825 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2019-09-20 23:15:06,825 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-09-20 23:15:06,825 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2019-09-20 23:15:06,825 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-09-20 23:15:06,826 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy_ptr [2019-09-20 23:15:06,826 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-09-20 23:15:06,826 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-20 23:15:06,826 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-09-20 23:15:06,826 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-20 23:15:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2019-09-20 23:15:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 23:15:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure isascii [2019-09-20 23:15:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure isspace [2019-09-20 23:15:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2019-09-20 23:15:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure strrand [2019-09-20 23:15:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure istrrand [2019-09-20 23:15:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure istrchr [2019-09-20 23:15:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure istrrchr [2019-09-20 23:15:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure istrncmp [2019-09-20 23:15:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure istrstr [2019-09-20 23:15:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncpy [2019-09-20 23:15:06,829 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcpy [2019-09-20 23:15:06,829 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcat [2019-09-20 23:15:06,829 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncat [2019-09-20 23:15:06,829 INFO L130 BoogieDeclarations]: Found specification of procedure r_memcpy [2019-09-20 23:15:06,829 INFO L130 BoogieDeclarations]: Found specification of procedure parse_expression_list [2019-09-20 23:15:06,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 23:15:06,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 23:15:06,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 23:15:06,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 23:15:06,830 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 23:15:06,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 23:15:06,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 23:15:07,452 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 23:15:07,453 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 23:15:07,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:15:07 BoogieIcfgContainer [2019-09-20 23:15:07,454 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 23:15:07,455 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 23:15:07,455 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 23:15:07,455 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 23:15:07,456 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:15:07" (1/1) ... [2019-09-20 23:15:07,457 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-20 23:15:07,481 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 23:15:07,481 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 23:15:07,489 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 23:15:07,499 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 23:15:07,500 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 23:15:07,645 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-20 23:15:09,435 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 23:15:09,509 INFO L199 IcfgInterpreter]: Interpreting procedure parse_expression_list with input of size 18 for LOIs [2019-09-20 23:15:09,966 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 55 [2019-09-20 23:15:10,162 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 55 [2019-09-20 23:15:10,248 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 23:15:10,254 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 23:15:10,477 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 56 [2019-09-20 23:15:10,751 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 23:15:10,857 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 23:15:11,066 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 73 [2019-09-20 23:15:11,560 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 94 [2019-09-20 23:15:11,821 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 23:15:12,041 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 73 [2019-09-20 23:15:12,642 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 81 [2019-09-20 23:15:12,838 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 23:15:13,260 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 81 [2019-09-20 23:15:13,463 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 23:15:13,509 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 23:15:13,520 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 23:15:13,531 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 23:15:13,538 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 23:15:13,852 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 56 [2019-09-20 23:15:13,980 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 23:15:14,102 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-20 23:15:15,145 WARN L191 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 94 [2019-09-20 23:15:15,340 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 23:15:15,584 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 61 [2019-09-20 23:15:15,690 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 23:15:15,996 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2019-09-20 23:15:16,125 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2019-09-20 23:15:16,368 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 70 [2019-09-20 23:15:16,700 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 74 [2019-09-20 23:15:16,810 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 23:15:17,081 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 81 [2019-09-20 23:15:17,204 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 23:15:17,546 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2019-09-20 23:15:17,842 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 40 [2019-09-20 23:15:18,287 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 71 [2019-09-20 23:15:18,652 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 79 [2019-09-20 23:15:18,790 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 23:15:19,073 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2019-09-20 23:15:19,218 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 23:15:19,566 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 89 [2019-09-20 23:15:19,738 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 23:15:20,094 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2019-09-20 23:15:20,260 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 23:15:20,635 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 96 [2019-09-20 23:15:20,806 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 23:15:21,234 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 104 [2019-09-20 23:15:21,445 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 23:15:21,937 WARN L191 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 111 [2019-09-20 23:15:22,181 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 23:15:22,659 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 115 [2019-09-20 23:15:22,889 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 23:15:23,540 WARN L191 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-20 23:15:23,711 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-20 23:15:23,719 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 23:15:23,719 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 23:15:23,721 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 271#false [2019-09-20 23:15:23,728 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 23:15:23,728 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 23:15:23,730 INFO L168 Benchmark]: Toolchain (without parser) took 17428.27 ms. Allocated memory was 133.2 MB in the beginning and 398.5 MB in the end (delta: 265.3 MB). Free memory was 88.4 MB in the beginning and 322.2 MB in the end (delta: -233.8 MB). Peak memory consumption was 31.5 MB. Max. memory is 7.1 GB. [2019-09-20 23:15:23,731 INFO L168 Benchmark]: CDTParser took 1.33 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 23:15:23,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 412.32 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 88.2 MB in the beginning and 174.3 MB in the end (delta: -86.2 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-09-20 23:15:23,733 INFO L168 Benchmark]: Boogie Preprocessor took 50.24 ms. Allocated memory is still 199.8 MB. Free memory was 174.3 MB in the beginning and 171.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-09-20 23:15:23,733 INFO L168 Benchmark]: RCFGBuilder took 688.96 ms. Allocated memory is still 199.8 MB. Free memory was 171.9 MB in the beginning and 129.6 MB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2019-09-20 23:15:23,734 INFO L168 Benchmark]: Sifa took 16273.56 ms. Allocated memory was 199.8 MB in the beginning and 398.5 MB in the end (delta: 198.7 MB). Free memory was 129.6 MB in the beginning and 322.2 MB in the end (delta: -192.6 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. [2019-09-20 23:15:23,737 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 412.32 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 88.2 MB in the beginning and 174.3 MB in the end (delta: -86.2 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.24 ms. Allocated memory is still 199.8 MB. Free memory was 174.3 MB in the beginning and 171.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 688.96 ms. Allocated memory is still 199.8 MB. Free memory was 171.9 MB in the beginning and 129.6 MB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Sifa took 16273.56 ms. Allocated memory was 199.8 MB in the beginning and 398.5 MB in the end (delta: 198.7 MB). Free memory was 129.6 MB in the beginning and 322.2 MB in the end (delta: -192.6 MB). Peak memory consumption was 6.1 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]: 16241, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 156, DAG_INTERPRETER_EARLY_EXITS: 8, TOOLS_POST_APPLICATIONS: 135, TOOLS_POST_TIME[ms]: 530, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 978, TOOLS_POST_RETURN_APPLICATIONS: 8, TOOLS_POST_RETURN_TIME[ms]: 16, TOOLS_QUANTIFIERELIM_APPLICATIONS: 145, TOOLS_QUANTIFIERELIM_TIME[ms]: 1459, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 635, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 178, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 38, DOMAIN_JOIN_TIME[ms]: 8006, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 12, DOMAIN_WIDEN_TIME[ms]: 6480, DOMAIN_ISSUBSETEQ_APPLICATIONS: 22, DOMAIN_ISSUBSETEQ_TIME[ms]: 50, DOMAIN_ISBOTTOM_APPLICATIONS: 28, DOMAIN_ISBOTTOM_TIME[ms]: 63, LOOP_SUMMARIZER_APPLICATIONS: 10, LOOP_SUMMARIZER_CACHE_MISSES: 10, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 15942, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 15941, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 22, CALL_SUMMARIZER_APPLICATIONS: 8, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 144, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 143, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 37, 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...