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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:18:41,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:18:41,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:18:41,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:18:41,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:18:41,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:18:41,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:18:41,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:18:41,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:18:41,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:18:41,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:18:41,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:18:41,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:18:41,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:18:41,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:18:41,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:18:41,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:18:41,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:18:41,158 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:18:41,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:18:41,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:18:41,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:18:41,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:18:41,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:18:41,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:18:41,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:18:41,175 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:18:41,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:18:41,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:18:41,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:18:41,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:18:41,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:18:41,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:18:41,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:18:41,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:18:41,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:18:41,185 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:18:41,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:18:41,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:18:41,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:18:41,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:18:41,193 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 20:18:41,216 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:18:41,217 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:18:41,219 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:18:41,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:18:41,220 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:18:41,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:18:41,220 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:18:41,221 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:18:41,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:18:41,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:18:41,222 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:18:41,222 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:18:41,222 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:18:41,223 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:18:41,223 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:18:41,223 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:18:41,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:18:41,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:18:41,224 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:18:41,224 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:18:41,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:18:41,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:18:41,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:18:41,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:18:41,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:18:41,226 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:18:41,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:18:41,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:18:41,226 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 -> ReUseSupersetCallSummarizer 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 20:18:41,282 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:18:41,294 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:18:41,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:18:41,299 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:18:41,300 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:18:41,301 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2019-09-20 20:18:41,362 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a752f5c0d/f787fa52455d4984881bb35de5f14327/FLAGa16c80fa3 [2019-09-20 20:18:41,810 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:18:41,812 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2019-09-20 20:18:41,823 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a752f5c0d/f787fa52455d4984881bb35de5f14327/FLAGa16c80fa3 [2019-09-20 20:18:42,223 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a752f5c0d/f787fa52455d4984881bb35de5f14327 [2019-09-20 20:18:42,233 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:18:42,235 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:18:42,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:18:42,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:18:42,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:18:42,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:18:42" (1/1) ... [2019-09-20 20:18:42,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f7d25d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:42, skipping insertion in model container [2019-09-20 20:18:42,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:18:42" (1/1) ... [2019-09-20 20:18:42,251 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:18:42,279 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:18:42,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:18:42,468 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:18:42,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:18:42,619 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:18:42,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:42 WrapperNode [2019-09-20 20:18:42,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:18:42,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:18:42,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:18:42,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:18:42,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:42" (1/1) ... [2019-09-20 20:18:42,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:42" (1/1) ... [2019-09-20 20:18:42,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:42" (1/1) ... [2019-09-20 20:18:42,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:42" (1/1) ... [2019-09-20 20:18:42,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:42" (1/1) ... [2019-09-20 20:18:42,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:42" (1/1) ... [2019-09-20 20:18:42,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:42" (1/1) ... [2019-09-20 20:18:42,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:18:42,654 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:18:42,654 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:18:42,654 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:18:42,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:18:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:18:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:18:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:18:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:18:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 20:18:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 20:18:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:18:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:18:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:18:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:18:43,103 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:18:43,104 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 20:18:43,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:18:43 BoogieIcfgContainer [2019-09-20 20:18:43,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:18:43,106 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:18:43,106 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:18:43,106 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:18:43,107 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:18:43" (1/1) ... [2019-09-20 20:18:43,108 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 20:18:43,132 INFO L162 IcfgInterpreter]: Started Sifa with 16 locations of interest [2019-09-20 20:18:43,132 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:18:43,141 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:18:43,150 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:18:43,151 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:18:43,249 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-20 20:18:43,674 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:44,032 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 33 [2019-09-20 20:18:44,268 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 42 [2019-09-20 20:18:44,438 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:44,603 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:44,791 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:44,948 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:45,129 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:45,287 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:45,438 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:45,596 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:45,785 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:45,943 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:46,115 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:46,271 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:46,576 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:46,729 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:46,876 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:47,052 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:47,199 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:47,360 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:47,520 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:47,677 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:47,865 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:48,036 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 20:18:52,785 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:52,824 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:53,103 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:53,158 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:53,263 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:53,310 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:53,695 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:53,723 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:53,825 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:53,856 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:54,173 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:54,213 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:54,319 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:54,349 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:54,630 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:54,661 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:54,758 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:54,786 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:55,034 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:55,079 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:55,204 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:55,234 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:55,523 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:55,548 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:55,661 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:55,695 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:55,991 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:56,015 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:56,127 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:56,152 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:56,461 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:56,484 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:56,585 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:56,617 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:56,865 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:56,891 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:57,094 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 40 [2019-09-20 20:18:57,165 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:57,190 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:57,508 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:57,542 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:57,690 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:57,716 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:18:58,395 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 102 [2019-09-20 20:18:58,500 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 20:18:58,726 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2019-09-20 20:18:58,870 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 20:18:59,360 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 111 [2019-09-20 20:18:59,618 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 20:18:59,912 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 92 [2019-09-20 20:19:00,015 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 20:19:00,030 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-20 20:19:00,200 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:00,223 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:00,932 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 100 [2019-09-20 20:19:01,041 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 20:19:01,255 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-20 20:19:01,357 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 20:19:01,875 WARN L191 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 104 [2019-09-20 20:19:02,111 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 20:19:02,374 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 91 [2019-09-20 20:19:02,486 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 20:19:02,497 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-20 20:19:02,599 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:02,629 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:03,341 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 103 [2019-09-20 20:19:03,463 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-20 20:19:03,673 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-20 20:19:03,780 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 20:19:04,307 WARN L191 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 110 [2019-09-20 20:19:04,570 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 20:19:04,834 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-20 20:19:04,945 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 20:19:05,639 WARN L191 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 119 [2019-09-20 20:19:05,971 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-20 20:19:05,977 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,021 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:06,042 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:06,884 WARN L191 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 104 [2019-09-20 20:19:07,024 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 20:19:07,299 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2019-09-20 20:19:07,438 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 20:19:08,093 WARN L191 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 111 [2019-09-20 20:19:08,346 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 20:19:08,622 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2019-09-20 20:19:08,730 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 20:19:09,435 WARN L191 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 120 [2019-09-20 20:19:09,774 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 20:19:09,907 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2019-09-20 20:19:09,930 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:09,952 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:10,255 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:10,280 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:10,696 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:10,742 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:11,152 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 33 [2019-09-20 20:19:11,178 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:11,202 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:11,406 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 33 [2019-09-20 20:19:11,463 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:11,498 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:12,331 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 102 [2019-09-20 20:19:12,469 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 20:19:12,690 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-20 20:19:13,257 WARN L191 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 113 [2019-09-20 20:19:13,506 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 20:19:13,775 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-20 20:19:13,885 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 20:19:14,625 WARN L191 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 122 [2019-09-20 20:19:14,961 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-20 20:19:15,064 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 1 [2019-09-20 20:19:15,084 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:15,109 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:15,828 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 103 [2019-09-20 20:19:15,945 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-20 20:19:16,144 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-20 20:19:16,771 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 110 [2019-09-20 20:19:17,023 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 20:19:17,271 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 90 [2019-09-20 20:19:17,379 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 20:19:17,481 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:17,506 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:18,244 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2019-09-20 20:19:18,358 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-20 20:19:18,569 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 90 [2019-09-20 20:19:19,156 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 103 [2019-09-20 20:19:19,394 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-20 20:19:19,622 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2019-09-20 20:19:19,724 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 20:19:19,826 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:19,853 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:20,248 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2019-09-20 20:19:20,330 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:20,352 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:20,838 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:20,888 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:21,296 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:21,340 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 20:19:21,684 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 20:19:21,685 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 20:19:21,687 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 5020#false [2019-09-20 20:19:21,688 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 7186#(and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_4~0) (= main_~__tmp_3~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__VERIFIER_assert__cond~3 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2) (and (< main_~main__j~0 main_~main__limit~0) (< main_~main__i~0 main_~main__len~0) (not (< (+ main_~main__i~0 1) main_~main__len~0)))) [2019-09-20 20:19:21,690 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 7387#false [2019-09-20 20:19:21,690 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 6080#false [2019-09-20 20:19:21,691 INFO L193 IcfgInterpreter]: Reachable states at location mainErr14ASSERT_VIOLATIONERROR_FUNCTION satisfy 3487#(and (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (and (< main_~main__j~0 (+ main_~main__bufsize~0 1)) (= 1 main_~__tmp_13~0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~__VERIFIER_assert__cond~14 0) (= (+ main_~main____CPAchecker_TMP_3~0 1) main_~main__j~0) (not (< main_~main__j~0 main_~main__bufsize~0)) (= main_~__VERIFIER_assert__cond~14 main_~__tmp_15~0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (and (<= 1 main_~main__j~0) (= 1 main_~__tmp_14~0)) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (and (= 1 main_~__tmp_12~0) (<= 1 main_~main__i~0)) (= (+ main_~main____CPAchecker_TMP_4~0 1) main_~main__i~0)) [2019-09-20 20:19:21,691 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 4438#(and (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_12~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~__VERIFIER_assert__cond~11 0)) [2019-09-20 20:19:21,691 INFO L193 IcfgInterpreter]: Reachable states at location mainErr15ASSERT_VIOLATIONERROR_FUNCTION satisfy 3146#false [2019-09-20 20:19:21,692 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 4770#(= main_~__VERIFIER_assert__cond~10 0) [2019-09-20 20:19:21,692 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 3843#(and (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_12~0) (= (ite (<= 0 main_~main__j~0) 1 0) main_~__tmp_14~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0) main_~__tmp_13~0) (= main_~__VERIFIER_assert__cond~13 0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0)) [2019-09-20 20:19:21,693 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 5435#(and (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (= main_~__tmp_7~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__tmp_9~0 (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (not (= main_~__VERIFIER_assert__cond~7 0)) (= 0 main_~main____CPAchecker_TMP_0~0) (< main_~main__j~0 main_~main__limit~0) (= main_~__tmp_2~0 1) (= main_~__tmp_1~0 1) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_8~0) (= main_~__VERIFIER_assert__cond~8 0) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8) (< (+ main_~main__i~0 1) main_~main__len~0)) [2019-09-20 20:19:21,693 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 6561#false [2019-09-20 20:19:21,693 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 6984#(and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (not (= main_~__VERIFIER_assert__cond~3 0)) (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_4~0) (= main_~__tmp_3~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__tmp_5~0 (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0)) (= main_~__VERIFIER_assert__cond~4 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2) (or (and (< main_~main__j~0 main_~main__limit~0) (< main_~main__i~0 main_~main__len~0) (not (< (+ main_~main__i~0 1) main_~main__len~0))) (and (< main_~main__j~0 main_~main__limit~0) (= main_~__tmp_1~0 1) (= main_~__tmp_2~0 1) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (not (= 0 main_~main____CPAchecker_TMP_0~0)) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (< (+ main_~main__i~0 1) main_~main__len~0) (<= main_~main____CPAchecker_TMP_0~0 2147483647)))) [2019-09-20 20:19:21,694 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 6773#(and (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= main_~__tmp_3~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__tmp_5~0 (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2) (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (not (= main_~__VERIFIER_assert__cond~3 0)) (= main_~__tmp_6~0 (ite (<= 0 main_~main__j~0) 1 0)) (= main_~__VERIFIER_assert__cond~5 0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_4~0) (not (= main_~__VERIFIER_assert__cond~4 0)) (or (and (< main_~main__j~0 main_~main__limit~0) (< main_~main__i~0 main_~main__len~0) (not (< (+ main_~main__i~0 1) main_~main__len~0))) (and (< main_~main__j~0 main_~main__limit~0) (= main_~__tmp_1~0 1) (= main_~__tmp_2~0 1) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (not (= 0 main_~main____CPAchecker_TMP_0~0)) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (< (+ main_~main__i~0 1) main_~main__len~0) (<= main_~main____CPAchecker_TMP_0~0 2147483647)))) [2019-09-20 20:19:21,695 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 4153#(and (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_12~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= main_~__VERIFIER_assert__cond~12 0) (= (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0) main_~__tmp_13~0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0)) [2019-09-20 20:19:21,695 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 6325#false [2019-09-20 20:19:21,696 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 5841#false [2019-09-20 20:19:21,741 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 20:19:21,741 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 20:19:21,743 INFO L168 Benchmark]: Toolchain (without parser) took 39508.32 ms. Allocated memory was 133.2 MB in the beginning and 488.1 MB in the end (delta: 354.9 MB). Free memory was 89.1 MB in the beginning and 272.9 MB in the end (delta: -183.8 MB). Peak memory consumption was 171.2 MB. Max. memory is 7.1 GB. [2019-09-20 20:19:21,744 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 20:19:21,745 INFO L168 Benchmark]: CACSL2BoogieTranslator took 384.60 ms. Allocated memory was 133.2 MB in the beginning and 198.7 MB in the end (delta: 65.5 MB). Free memory was 88.7 MB in the beginning and 175.0 MB in the end (delta: -86.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-09-20 20:19:21,746 INFO L168 Benchmark]: Boogie Preprocessor took 32.99 ms. Allocated memory is still 198.7 MB. Free memory was 175.0 MB in the beginning and 173.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-20 20:19:21,746 INFO L168 Benchmark]: RCFGBuilder took 451.37 ms. Allocated memory is still 198.7 MB. Free memory was 173.1 MB in the beginning and 151.2 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2019-09-20 20:19:21,747 INFO L168 Benchmark]: Sifa took 38635.52 ms. Allocated memory was 198.7 MB in the beginning and 488.1 MB in the end (delta: 289.4 MB). Free memory was 151.2 MB in the beginning and 272.9 MB in the end (delta: -121.7 MB). Peak memory consumption was 167.7 MB. Max. memory is 7.1 GB. [2019-09-20 20:19:21,751 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 384.60 ms. Allocated memory was 133.2 MB in the beginning and 198.7 MB in the end (delta: 65.5 MB). Free memory was 88.7 MB in the beginning and 175.0 MB in the end (delta: -86.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.99 ms. Allocated memory is still 198.7 MB. Free memory was 175.0 MB in the beginning and 173.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 451.37 ms. Allocated memory is still 198.7 MB. Free memory was 173.1 MB in the beginning and 151.2 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. * Sifa took 38635.52 ms. Allocated memory was 198.7 MB in the beginning and 488.1 MB in the end (delta: 289.4 MB). Free memory was 151.2 MB in the beginning and 272.9 MB in the end (delta: -121.7 MB). Peak memory consumption was 167.7 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]: 38564, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 2826, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 2420, TOOLS_POST_TIME[ms]: 735, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 18, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 2308, TOOLS_QUANTIFIERELIM_TIME[ms]: 470, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12, FLUID_QUERY_TIME[ms]: 36, FLUID_QUERIES: 3214, FLUID_YES_ANSWERS: 172, DOMAIN_JOIN_APPLICATIONS: 596, DOMAIN_JOIN_TIME[ms]: 30568, DOMAIN_ALPHA_APPLICATIONS: 172, DOMAIN_ALPHA_TIME[ms]: 1190, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 5423, DOMAIN_ISSUBSETEQ_APPLICATIONS: 388, DOMAIN_ISSUBSETEQ_TIME[ms]: 126, DOMAIN_ISBOTTOM_APPLICATIONS: 87, DOMAIN_ISBOTTOM_TIME[ms]: 116, LOOP_SUMMARIZER_APPLICATIONS: 381, LOOP_SUMMARIZER_CACHE_MISSES: 381, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 19472, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 19470, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 388, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 37, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 13, REGEX_TO_DAG_TIME[ms]: 13, DAG_COMPRESSION_TIME[ms]: 123, DAG_COMPRESSION_PROCESSED_NODES: 3597, DAG_COMPRESSION_RETAINED_NODES: 834 - PositiveResult [Line: 172]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 83]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 7186#(and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_4~0) (= main_~__tmp_3~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__VERIFIER_assert__cond~3 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2) (and (< main_~main__j~0 main_~main__limit~0) (< main_~main__i~0 main_~main__len~0) (not (< (+ main_~main__i~0 1) main_~main__len~0)))). Possible FailurePath: - PositiveResult [Line: 71]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 136]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 240]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 3487#(and (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (and (< main_~main__j~0 (+ main_~main__bufsize~0 1)) (= 1 main_~__tmp_13~0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~__VERIFIER_assert__cond~14 0) (= (+ main_~main____CPAchecker_TMP_3~0 1) main_~main__j~0) (not (< main_~main__j~0 main_~main__bufsize~0)) (= main_~__VERIFIER_assert__cond~14 main_~__tmp_15~0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (and (<= 1 main_~main__j~0) (= 1 main_~__tmp_14~0)) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (and (= 1 main_~__tmp_12~0) (<= 1 main_~main__i~0)) (= (+ main_~main____CPAchecker_TMP_4~0 1) main_~main__i~0)). Possible FailurePath: - UnprovableResult [Line: 200]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 4438#(and (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_12~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~__VERIFIER_assert__cond~11 0)). Possible FailurePath: - PositiveResult [Line: 252]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 188]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 4770#(= main_~__VERIFIER_assert__cond~10 0). Possible FailurePath: - UnprovableResult [Line: 224]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 3843#(and (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_12~0) (= (ite (<= 0 main_~main__j~0) 1 0) main_~__tmp_14~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0) main_~__tmp_13~0) (= main_~__VERIFIER_assert__cond~13 0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0)). Possible FailurePath: - UnprovableResult [Line: 160]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 5435#(and (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (= main_~__tmp_7~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__tmp_9~0 (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (not (= main_~__VERIFIER_assert__cond~7 0)) (= 0 main_~main____CPAchecker_TMP_0~0) (< main_~main__j~0 main_~main__limit~0) (= main_~__tmp_2~0 1) (= main_~__tmp_1~0 1) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_8~0) (= main_~__VERIFIER_assert__cond~8 0) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8) (< (+ main_~main__i~0 1) main_~main__len~0)). Possible FailurePath: - PositiveResult [Line: 42]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 95]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 6984#(and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (not (= main_~__VERIFIER_assert__cond~3 0)) (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_4~0) (= main_~__tmp_3~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__tmp_5~0 (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0)) (= main_~__VERIFIER_assert__cond~4 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2) (or (and (< main_~main__j~0 main_~main__limit~0) (< main_~main__i~0 main_~main__len~0) (not (< (+ main_~main__i~0 1) main_~main__len~0))) (and (< main_~main__j~0 main_~main__limit~0) (= main_~__tmp_1~0 1) (= main_~__tmp_2~0 1) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (not (= 0 main_~main____CPAchecker_TMP_0~0)) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (< (+ main_~main__i~0 1) main_~main__len~0) (<= main_~main____CPAchecker_TMP_0~0 2147483647)))). Possible FailurePath: - UnprovableResult [Line: 107]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 6773#(and (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= main_~__tmp_3~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__tmp_5~0 (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2) (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (not (= main_~__VERIFIER_assert__cond~3 0)) (= main_~__tmp_6~0 (ite (<= 0 main_~main__j~0) 1 0)) (= main_~__VERIFIER_assert__cond~5 0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_4~0) (not (= main_~__VERIFIER_assert__cond~4 0)) (or (and (< main_~main__j~0 main_~main__limit~0) (< main_~main__i~0 main_~main__len~0) (not (< (+ main_~main__i~0 1) main_~main__len~0))) (and (< main_~main__j~0 main_~main__limit~0) (= main_~__tmp_1~0 1) (= main_~__tmp_2~0 1) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (not (= 0 main_~main____CPAchecker_TMP_0~0)) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (< (+ main_~main__i~0 1) main_~main__len~0) (<= main_~main____CPAchecker_TMP_0~0 2147483647)))). Possible FailurePath: - UnprovableResult [Line: 212]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 4153#(and (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_12~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= main_~__VERIFIER_assert__cond~12 0) (= (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0) main_~__tmp_13~0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0)). Possible FailurePath: - PositiveResult [Line: 54]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 148]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces