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.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 17:19:46,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:19:46,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:19:46,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:19:46,107 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:19:46,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:19:46,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:19:46,112 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:19:46,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:19:46,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:19:46,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:19:46,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:19:46,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:19:46,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:19:46,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:19:46,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:19:46,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:19:46,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:19:46,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:19:46,125 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:19:46,127 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:19:46,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:19:46,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:19:46,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:19:46,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:19:46,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:19:46,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:19:46,134 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:19:46,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:19:46,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:19:46,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:19:46,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:19:46,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:19:46,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:19:46,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:19:46,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:19:46,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:19:46,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:19:46,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:19:46,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:19:46,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:19:46,144 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 17:19:46,160 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:19:46,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:19:46,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:19:46,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:19:46,164 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:19:46,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:19:46,164 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:19:46,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:19:46,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:19:46,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:19:46,165 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:19:46,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:19:46,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:19:46,166 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:19:46,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:19:46,166 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:19:46,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:19:46,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:19:46,167 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:19:46,167 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:19:46,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:19:46,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:19:46,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:19:46,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:19:46,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:19:46,168 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:19:46,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:19:46,169 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:19:46,169 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 17:19:46,220 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:19:46,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:19:46,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:19:46,254 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:19:46,254 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:19:46,255 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2019-09-20 17:19:46,328 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/625655e7f/cecb0bfb0a8f4621b6766a2cfffc9a7f/FLAG9d4e58f3b [2019-09-20 17:19:46,822 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:19:46,824 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2019-09-20 17:19:46,834 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/625655e7f/cecb0bfb0a8f4621b6766a2cfffc9a7f/FLAG9d4e58f3b [2019-09-20 17:19:47,162 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/625655e7f/cecb0bfb0a8f4621b6766a2cfffc9a7f [2019-09-20 17:19:47,173 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:19:47,174 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:19:47,176 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:19:47,176 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:19:47,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:19:47,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:19:47" (1/1) ... [2019-09-20 17:19:47,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c27de00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:47, skipping insertion in model container [2019-09-20 17:19:47,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:19:47" (1/1) ... [2019-09-20 17:19:47,191 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:19:47,218 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:19:47,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:19:47,517 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:19:47,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:19:47,581 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:19:47,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:47 WrapperNode [2019-09-20 17:19:47,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:19:47,582 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:19:47,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:19:47,583 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:19:47,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:47" (1/1) ... [2019-09-20 17:19:47,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:47" (1/1) ... [2019-09-20 17:19:47,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:47" (1/1) ... [2019-09-20 17:19:47,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:47" (1/1) ... [2019-09-20 17:19:47,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:47" (1/1) ... [2019-09-20 17:19:47,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:47" (1/1) ... [2019-09-20 17:19:47,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:47" (1/1) ... [2019-09-20 17:19:47,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:19:47,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:19:47,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:19:47,630 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:19:47,631 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:47" (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 17:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 17:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure r_strncpy [2019-09-20 17:19:47,683 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_expression_list [2019-09-20 17:19:47,683 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:19:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:19:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 17:19:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 17:19:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2019-09-20 17:19:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-09-20 17:19:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2019-09-20 17:19:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-09-20 17:19:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy_ptr [2019-09-20 17:19:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-09-20 17:19:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-20 17:19:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-09-20 17:19:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-20 17:19:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2019-09-20 17:19:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 17:19:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure isascii [2019-09-20 17:19:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure isspace [2019-09-20 17:19:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2019-09-20 17:19:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure strrand [2019-09-20 17:19:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure istrrand [2019-09-20 17:19:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure istrchr [2019-09-20 17:19:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure istrrchr [2019-09-20 17:19:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure istrncmp [2019-09-20 17:19:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure istrstr [2019-09-20 17:19:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncpy [2019-09-20 17:19:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcpy [2019-09-20 17:19:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcat [2019-09-20 17:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncat [2019-09-20 17:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure r_memcpy [2019-09-20 17:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure parse_expression_list [2019-09-20 17:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 17:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 17:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 17:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 17:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:19:48,278 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:19:48,279 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 17:19:48,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:19:48 BoogieIcfgContainer [2019-09-20 17:19:48,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:19:48,281 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:19:48,281 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:19:48,282 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:19:48,283 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:19:48" (1/1) ... [2019-09-20 17:19:48,284 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 17:19:48,324 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 17:19:48,325 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:19:48,335 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:19:48,343 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:19:48,345 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:19:48,552 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 19 for LOIs [2019-09-20 17:19:50,432 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 73 [2019-09-20 17:19:50,520 INFO L199 IcfgInterpreter]: Interpreting procedure parse_expression_list with input of size 18 for LOIs [2019-09-20 17:19:50,993 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 55 [2019-09-20 17:19:51,208 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 58 [2019-09-20 17:19:51,349 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 55 [2019-09-20 17:19:51,574 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 58 [2019-09-20 17:19:51,627 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:51,644 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:51,652 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:51,660 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:51,667 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:51,672 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:51,758 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:51,770 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:51,779 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:51,787 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:51,793 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:51,798 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:51,975 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 56 [2019-09-20 17:19:52,169 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 58 [2019-09-20 17:19:52,383 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2019-09-20 17:19:52,498 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 17:19:52,610 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 17:19:52,850 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-09-20 17:19:53,097 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 75 [2019-09-20 17:19:53,375 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 74 [2019-09-20 17:19:53,909 WARN L191 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 99 [2019-09-20 17:19:54,164 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-20 17:19:54,707 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 99 [2019-09-20 17:19:54,971 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 76 [2019-09-20 17:19:55,255 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2019-09-20 17:19:55,874 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 93 [2019-09-20 17:19:56,075 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 17:19:56,590 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 94 [2019-09-20 17:19:57,042 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 93 [2019-09-20 17:19:57,264 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 17:19:57,726 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 94 [2019-09-20 17:19:57,865 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:57,892 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:57,920 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:57,943 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:58,380 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 68 [2019-09-20 17:19:58,535 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 17:19:58,680 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 17:19:58,990 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:59,043 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:59,094 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:19:59,151 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:20:00,970 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 1303 DAG size of output: 89 [2019-09-20 17:20:01,097 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 17:20:01,695 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 201 [2019-09-20 17:20:01,904 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-09-20 17:20:02,113 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-09-20 17:20:02,552 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 70 [2019-09-20 17:20:02,808 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2019-09-20 17:20:03,033 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 76 [2019-09-20 17:20:03,149 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 17:20:03,383 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2019-09-20 17:20:03,652 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 82 [2019-09-20 17:20:03,772 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 17:20:04,062 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2019-09-20 17:20:04,368 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 86 [2019-09-20 17:20:04,508 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 17:20:04,827 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2019-09-20 17:20:05,148 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2019-09-20 17:20:05,296 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 17:20:05,636 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-20 17:20:06,054 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 101 [2019-09-20 17:20:06,249 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 17:20:06,656 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-20 17:20:07,037 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 104 [2019-09-20 17:20:07,214 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 17:20:07,617 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 104 [2019-09-20 17:20:08,048 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 108 [2019-09-20 17:20:08,242 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-20 17:20:08,699 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 108 [2019-09-20 17:20:09,150 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 115 [2019-09-20 17:20:09,373 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 17:20:09,895 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2019-09-20 17:20:10,437 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 122 [2019-09-20 17:20:10,977 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 44 [2019-09-20 17:20:11,532 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 71 [2019-09-20 17:20:11,875 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 72 [2019-09-20 17:20:12,270 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2019-09-20 17:20:12,447 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 17:20:12,784 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2019-09-20 17:20:13,051 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2019-09-20 17:20:13,178 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 17:20:13,443 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 83 [2019-09-20 17:20:13,800 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 91 [2019-09-20 17:20:13,976 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 17:20:14,354 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2019-09-20 17:20:14,718 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 95 [2019-09-20 17:20:14,873 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 17:20:15,212 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 94 [2019-09-20 17:20:15,574 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 98 [2019-09-20 17:20:15,748 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 17:20:16,137 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2019-09-20 17:20:16,538 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 106 [2019-09-20 17:20:16,732 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 17:20:17,162 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 105 [2019-09-20 17:20:17,685 WARN L191 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 114 [2019-09-20 17:20:17,952 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-20 17:20:17,956 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 17:20:17,957 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 17:20:17,958 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 388#false [2019-09-20 17:20:17,965 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 17:20:17,965 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 17:20:17,967 INFO L168 Benchmark]: Toolchain (without parser) took 30792.57 ms. Allocated memory was 140.0 MB in the beginning and 457.2 MB in the end (delta: 317.2 MB). Free memory was 86.7 MB in the beginning and 291.4 MB in the end (delta: -204.7 MB). Peak memory consumption was 112.5 MB. Max. memory is 7.1 GB. [2019-09-20 17:20:17,968 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 17:20:17,968 INFO L168 Benchmark]: CACSL2BoogieTranslator took 406.45 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 86.5 MB in the beginning and 174.1 MB in the end (delta: -87.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. [2019-09-20 17:20:17,969 INFO L168 Benchmark]: Boogie Preprocessor took 47.23 ms. Allocated memory is still 199.8 MB. Free memory was 174.1 MB in the beginning and 171.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-09-20 17:20:17,971 INFO L168 Benchmark]: RCFGBuilder took 650.77 ms. Allocated memory is still 199.8 MB. Free memory was 171.7 MB in the beginning and 129.2 MB in the end (delta: 42.5 MB). Peak memory consumption was 42.5 MB. Max. memory is 7.1 GB. [2019-09-20 17:20:17,971 INFO L168 Benchmark]: Sifa took 29684.06 ms. Allocated memory was 199.8 MB in the beginning and 457.2 MB in the end (delta: 257.4 MB). Free memory was 129.2 MB in the beginning and 291.4 MB in the end (delta: -162.2 MB). Peak memory consumption was 95.2 MB. Max. memory is 7.1 GB. [2019-09-20 17:20:17,975 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 406.45 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 86.5 MB in the beginning and 174.1 MB in the end (delta: -87.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.23 ms. Allocated memory is still 199.8 MB. Free memory was 174.1 MB in the beginning and 171.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 650.77 ms. Allocated memory is still 199.8 MB. Free memory was 171.7 MB in the beginning and 129.2 MB in the end (delta: 42.5 MB). Peak memory consumption was 42.5 MB. Max. memory is 7.1 GB. * Sifa took 29684.06 ms. Allocated memory was 199.8 MB in the beginning and 457.2 MB in the end (delta: 257.4 MB). Free memory was 129.2 MB in the beginning and 291.4 MB in the end (delta: -162.2 MB). Peak memory consumption was 95.2 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]: 29634, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 160, DAG_INTERPRETER_EARLY_EXITS: 8, TOOLS_POST_APPLICATIONS: 139, TOOLS_POST_TIME[ms]: 599, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 3687, TOOLS_POST_RETURN_APPLICATIONS: 8, TOOLS_POST_RETURN_TIME[ms]: 12, TOOLS_QUANTIFIERELIM_APPLICATIONS: 149, TOOLS_QUANTIFIERELIM_TIME[ms]: 4235, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 2534, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 184, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 40, DOMAIN_JOIN_TIME[ms]: 14188, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 3, DOMAIN_WIDEN_APPLICATIONS: 14, DOMAIN_WIDEN_TIME[ms]: 10929, DOMAIN_ISSUBSETEQ_APPLICATIONS: 24, DOMAIN_ISSUBSETEQ_TIME[ms]: 63, DOMAIN_ISBOTTOM_APPLICATIONS: 28, DOMAIN_ISBOTTOM_TIME[ms]: 42, LOOP_SUMMARIZER_APPLICATIONS: 10, LOOP_SUMMARIZER_CACHE_MISSES: 10, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 29255, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 29254, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 24, CALL_SUMMARIZER_APPLICATIONS: 8, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 216, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 216, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 30, 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...