java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:43:06,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:43:06,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:43:06,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:43:06,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:43:06,192 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:43:06,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:43:06,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:43:06,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:43:06,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:43:06,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:43:06,215 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:43:06,215 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:43:06,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:43:06,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:43:06,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:43:06,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:43:06,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:43:06,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:43:06,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:43:06,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:43:06,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:43:06,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:43:06,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:43:06,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:43:06,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:43:06,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:43:06,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:43:06,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:43:06,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:43:06,247 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:43:06,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:43:06,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:43:06,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:43:06,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:43:06,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:43:06,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:43:06,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:43:06,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:43:06,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:43:06,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:43:06,256 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 15:43:06,270 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:43:06,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:43:06,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:43:06,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:43:06,272 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:43:06,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:43:06,272 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:43:06,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:43:06,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:43:06,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:43:06,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:43:06,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:43:06,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:43:06,274 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:43:06,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:43:06,274 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:43:06,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:43:06,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:43:06,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:43:06,275 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:43:06,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:43:06,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:43:06,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:43:06,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:43:06,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:43:06,276 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:43:06,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:43:06,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:43:06,277 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> 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_QUICK [2019-09-20 15:43:06,311 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:43:06,329 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:43:06,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:43:06,333 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:43:06,333 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:43:06,334 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+sep-reducer.c [2019-09-20 15:43:06,395 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb20e5b7c/56830326354641faa510b02ac959bfe9/FLAGeeac07536 [2019-09-20 15:43:07,061 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:43:07,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+sep-reducer.c [2019-09-20 15:43:07,082 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb20e5b7c/56830326354641faa510b02ac959bfe9/FLAGeeac07536 [2019-09-20 15:43:07,185 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb20e5b7c/56830326354641faa510b02ac959bfe9 [2019-09-20 15:43:07,193 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:43:07,195 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:43:07,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:43:07,195 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:43:07,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:43:07,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:43:07" (1/1) ... [2019-09-20 15:43:07,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a529cd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:07, skipping insertion in model container [2019-09-20 15:43:07,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:43:07" (1/1) ... [2019-09-20 15:43:07,208 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:43:07,310 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:43:08,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:43:08,336 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:43:08,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:43:08,591 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:43:08,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:08 WrapperNode [2019-09-20 15:43:08,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:43:08,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:43:08,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:43:08,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:43:08,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:08" (1/1) ... [2019-09-20 15:43:08,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:08" (1/1) ... [2019-09-20 15:43:08,645 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:08" (1/1) ... [2019-09-20 15:43:08,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:08" (1/1) ... [2019-09-20 15:43:08,703 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:08" (1/1) ... [2019-09-20 15:43:08,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:08" (1/1) ... [2019-09-20 15:43:08,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:08" (1/1) ... [2019-09-20 15:43:08,754 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:43:08,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:43:08,755 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:43:08,755 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:43:08,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:08" (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 15:43:08,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:43:08,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:43:08,860 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:43:08,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:43:08,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 15:43:08,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 15:43:08,863 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:43:08,864 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:43:08,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:43:08,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:43:11,396 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:43:11,397 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 15:43:11,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:43:11 BoogieIcfgContainer [2019-09-20 15:43:11,398 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:43:11,399 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:43:11,399 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:43:11,399 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:43:11,401 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:43:11" (1/1) ... [2019-09-20 15:43:11,401 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:43:11,427 INFO L162 IcfgInterpreter]: Started Sifa with 16 locations of interest [2019-09-20 15:43:11,428 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:43:11,440 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:43:11,450 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:43:11,452 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:43:11,597 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 44 for LOIs [2019-09-20 15:43:12,678 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 15:43:12,994 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,032 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,093 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,112 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,164 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,182 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,227 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,242 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,297 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,320 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,369 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,384 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,437 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,455 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,517 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,533 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,588 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,602 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,660 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,674 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,712 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,725 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,781 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,795 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,836 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,850 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,921 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,938 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,981 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:13,995 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:14,037 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:14,049 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:14,087 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:14,102 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:14,142 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:14,152 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:14,188 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:14,198 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 15:43:15,504 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:43:15,504 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:43:15,506 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 3664#(and (= main_~__VERIFIER_assert__cond~272 main_~__tmp_273~0) (or (and (= 1 main_~__tmp_272~0) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1))) (and (= 0 main_~__tmp_272~0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1))))) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~__VERIFIER_assert__cond~271 main_~__tmp_272~0) (<= 0 (+ main_~main____CPAchecker_TMP_0~60 2147483648)) (= main_~__VERIFIER_assert__cond~273 0) (not (= main_~__VERIFIER_assert__cond~271 0)) (not (= main_~main____CPAchecker_TMP_0~60 0)) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~59 1)) (= main_~__tmp_274~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__VERIFIER_assert__cond~273 main_~__tmp_274~0) (= main_~__tmp_273~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~270 0)) (not (= main_~__VERIFIER_assert__cond~272 0)) (<= main_~main____CPAchecker_TMP_0~60 2147483647)) [2019-09-20 15:43:15,507 INFO L193 IcfgInterpreter]: Reachable states at location mainErr14ASSERT_VIOLATIONERROR_FUNCTION satisfy 3594#(and (<= main_~main____CPAchecker_TMP_6~3 2147483647) (= main_~__VERIFIER_assert__cond~282 main_~__tmp_283~0) (= main_~__tmp_283~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~282 0) (<= 0 (+ main_~main____CPAchecker_TMP_6~3 2147483648)) (= 0 main_~main____CPAchecker_TMP_3~3) (not (= 0 main_~main____CPAchecker_TMP_6~3))) [2019-09-20 15:43:15,507 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 3660#(= main_~__VERIFIER_assert__cond~274 0) [2019-09-20 15:43:15,507 INFO L193 IcfgInterpreter]: Reachable states at location mainErr15ASSERT_VIOLATIONERROR_FUNCTION satisfy 3588#(and (= main_~__VERIFIER_assert__cond~283 0) (<= main_~main____CPAchecker_TMP_6~3 2147483647) (= main_~__VERIFIER_assert__cond~282 main_~__tmp_283~0) (= main_~__tmp_283~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~283 main_~__tmp_284~0) (<= 0 (+ main_~main____CPAchecker_TMP_6~3 2147483648)) (= 0 main_~main____CPAchecker_TMP_3~3) (= main_~__tmp_284~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (not (= 0 main_~main____CPAchecker_TMP_6~3)) (not (= main_~__VERIFIER_assert__cond~282 0))) [2019-09-20 15:43:15,508 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 3381#(= main_~__VERIFIER_assert__cond~270 0) [2019-09-20 15:43:15,508 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 3370#(= main_~__VERIFIER_assert__cond~1 0) [2019-09-20 15:43:15,508 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 3359#(or (and (= |old(~__tmp_218_0~0)| 0) (= |old(~__tmp_179_2~0)| 0) (= |old(~__tmp_109_0~0)| 0) (= |old(~__tmp_109_1~0)| 0) (= main_~__VERIFIER_assert__cond~0 0) (= |old(~__tmp_148_0~0)| 0) (= |old(~__tmp_2390_1~0)| 0) (= ~__return_main~0 0) (= |old(~__return_2583~0)| 0) (= |old(~__tmp_2390_0~0)| 0) (= |old(~__tmp_179_0~0)| 0) (= |old(~__tmp_179_1~0)| 0)) (and (= main_~__tmp_1~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= main_~main__tagbuf_len~0 main_~main__t~0))) [2019-09-20 15:43:15,508 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 3375#(and (or (and (= 0 main_~__tmp_272~0) (not (<= main_~main__t~0 main_~main__tagbuf_len~0))) (and (= 1 main_~__tmp_272~0) (<= main_~main__t~0 main_~main__tagbuf_len~0))) (= main_~__VERIFIER_assert__cond~271 0) (or (and (= main_~main____CPAchecker_TMP_0~58 0) (<= 0 (+ main_~main____CPAchecker_TMP_0~57 2147483648)) (<= main_~main____CPAchecker_TMP_0~58 2147483647) (or (and (<= 1 main_~main__t~0) (= 1 main_~__tmp_267~0)) (and (= 0 main_~__tmp_267~0) (not (<= 1 main_~main__t~0)))) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (or (and (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 2)) (= 1 main_~__tmp_264~0)) (and (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 2))) (= 0 main_~__tmp_264~0))) (not (= (+ main_~main__tagbuf_len~0 2) main_~main__t~0)) (not (= main_~__VERIFIER_assert__cond~263 0)) (= main_~__VERIFIER_assert__cond~262 main_~__tmp_263~0) (= main_~__VERIFIER_assert__cond~263 main_~__tmp_264~0) (not (= main_~__VERIFIER_assert__cond~262 0)) (or (and (= 1 main_~__tmp_271~0) (<= 0 main_~main__t~0)) (and (= 0 main_~__tmp_271~0) (not (<= 0 main_~main__t~0)))) (= main_~main__t~0 (+ ~__tmp_2390_1~0 1)) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~57 2)) (= main_~__VERIFIER_assert__cond~266 main_~__tmp_267~0) (not (= main_~main__t~0 (+ main_~main__tagbuf_len~0 1))) (<= ~__tmp_2390_0~0 2147483647) (= main_~__VERIFIER_assert__cond~267 main_~__tmp_268~0) (<= 0 (+ ~__tmp_2390_0~0 2147483648)) (= ~__tmp_2390_1~0 main_~main____CPAchecker_TMP_1~58) (<= 0 (+ main_~main____CPAchecker_TMP_0~58 2147483648)) (= ~__tmp_2390_0~0 main_~main____CPAchecker_TMP_0~59) (not (= main_~__VERIFIER_assert__cond~267 0)) (or (and (= 0 main_~__tmp_268~0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)))) (and (= 1 main_~__tmp_268~0) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)))) (or (and (= 1 main_~__tmp_263~0) (<= 2 main_~main__t~0)) (and (not (<= 2 main_~main__t~0)) (= 0 main_~__tmp_263~0))) (= main_~main____CPAchecker_TMP_0~57 0) (= main_~__VERIFIER_assert__cond~270 main_~__tmp_271~0) (= ~__tmp_2390_0~0 0) (<= main_~main____CPAchecker_TMP_0~57 2147483647) (not (= main_~__VERIFIER_assert__cond~266 0))) (and (or (and (= 1 main_~__tmp_271~0) (<= 0 main_~main__t~0)) (and (= 0 main_~__tmp_271~0) (not (<= 0 main_~main__t~0)))) (= main_~main____CPAchecker_TMP_0~60 0) (= ~__tmp_2390_0~0 main_~main____CPAchecker_TMP_0~60) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~59 1)) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~__VERIFIER_assert__cond~270 main_~__tmp_271~0) (= ~__tmp_2390_1~0 main_~main____CPAchecker_TMP_1~58) (<= main_~main____CPAchecker_TMP_0~60 2147483647) (<= 0 (+ main_~main____CPAchecker_TMP_0~60 2147483648)) (= ~__tmp_2390_0~0 main_~main____CPAchecker_TMP_0~59) (= ~__tmp_2390_1~0 main_~main____CPAchecker_TMP_1~59))) (not (= main_~__VERIFIER_assert__cond~270 0)) (= main_~__VERIFIER_assert__cond~271 main_~__tmp_272~0)) [2019-09-20 15:43:15,509 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 3496#(and (<= main_~main____CPAchecker_TMP_4~3 2147483647) (<= 0 (+ main_~main____CPAchecker_TMP_4~3 2147483648)) (= main_~__VERIFIER_assert__cond~276 0) (not (= 0 main_~main____CPAchecker_TMP_3~3)) (= main_~__tmp_277~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= 0 main_~main____CPAchecker_TMP_4~3)) (= main_~__VERIFIER_assert__cond~276 main_~__tmp_277~0)) [2019-09-20 15:43:15,509 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 3512#(and (not (= main_~__VERIFIER_assert__cond~278 0)) (<= main_~main____CPAchecker_TMP_4~3 2147483647) (= main_~__tmp_279~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~277 main_~__tmp_278~0) (<= 0 (+ main_~main____CPAchecker_TMP_4~3 2147483648)) (= (+ main_~main____CPAchecker_TMP_5~3 1) main_~main__t~0) (= main_~__VERIFIER_assert__cond~279 0) (= main_~__VERIFIER_assert__cond~279 main_~__tmp_280~0) (not (= 0 main_~main____CPAchecker_TMP_3~3)) (= main_~__VERIFIER_assert__cond~278 main_~__tmp_279~0) (or (and (not (<= main_~main____CPAchecker_TMP_5~3 main_~main__tagbuf_len~0)) (= 0 main_~__tmp_278~0)) (and (= 1 main_~__tmp_278~0) (<= main_~main____CPAchecker_TMP_5~3 main_~main__tagbuf_len~0))) (or (and (not (<= 0 main_~main____CPAchecker_TMP_5~3)) (= 0 main_~__tmp_277~0)) (and (<= 0 main_~main____CPAchecker_TMP_5~3) (= 1 main_~__tmp_277~0))) (not (= main_~__VERIFIER_assert__cond~276 0)) (not (= main_~__VERIFIER_assert__cond~277 0)) (= main_~main__tagbuf_len~0 main_~main__t~0) (= main_~__tmp_280~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (not (= 0 main_~main____CPAchecker_TMP_4~3)) (= main_~__VERIFIER_assert__cond~276 main_~__tmp_277~0)) [2019-09-20 15:43:15,510 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 3641#(or (and (= main_~__VERIFIER_assert__cond~280 0) (= main_~__tmp_281~0 (ite (<= 0 main_~main__t~0) 1 0)) (or (and (<= main_~main____CPAchecker_TMP_6~3 2147483647) (<= 0 (+ main_~main____CPAchecker_TMP_6~3 2147483648)) (= 0 main_~main____CPAchecker_TMP_3~3) (= 0 main_~main____CPAchecker_TMP_6~3)) (and (<= main_~main____CPAchecker_TMP_4~3 2147483647) (<= 0 (+ main_~main____CPAchecker_TMP_4~3 2147483648)) (not (= 0 main_~main____CPAchecker_TMP_3~3)) (= 0 main_~main____CPAchecker_TMP_4~3))) (= main_~__VERIFIER_assert__cond~280 main_~__tmp_281~0)) (and (<= main_~main____CPAchecker_TMP_4~3 2147483647) (= main_~__VERIFIER_assert__cond~277 main_~__tmp_278~0) (= main_~__tmp_281~0 (ite (<= 0 main_~main__t~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_4~3 2147483648)) (= (+ main_~main____CPAchecker_TMP_5~3 1) main_~main__t~0) (not (= 0 main_~main____CPAchecker_TMP_3~3)) (or (and (not (<= main_~main____CPAchecker_TMP_5~3 main_~main__tagbuf_len~0)) (= 0 main_~__tmp_278~0)) (and (= 1 main_~__tmp_278~0) (<= main_~main____CPAchecker_TMP_5~3 main_~main__tagbuf_len~0))) (or (and (not (<= 0 main_~main____CPAchecker_TMP_5~3)) (= 0 main_~__tmp_277~0)) (and (<= 0 main_~main____CPAchecker_TMP_5~3) (= 1 main_~__tmp_277~0))) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (not (= main_~__VERIFIER_assert__cond~276 0)) (= main_~__VERIFIER_assert__cond~280 0) (= main_~__VERIFIER_assert__cond~280 main_~__tmp_281~0) (not (= main_~__VERIFIER_assert__cond~277 0)) (= main_~__VERIFIER_assert__cond~276 main_~__tmp_277~0))) [2019-09-20 15:43:15,510 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 3386#(and (not (= main_~__VERIFIER_assert__cond~271 0)) (= main_~__VERIFIER_assert__cond~272 0) (not (= main_~main____CPAchecker_TMP_0~60 0)) (= main_~__VERIFIER_assert__cond~272 main_~__tmp_273~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~59 1)) (or (and (= 1 main_~__tmp_272~0) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1))) (and (= 0 main_~__tmp_272~0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1))))) (= main_~__tmp_273~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (not (= main_~__VERIFIER_assert__cond~270 0)) (<= main_~main____CPAchecker_TMP_0~60 2147483647) (= main_~__VERIFIER_assert__cond~271 main_~__tmp_272~0) (<= 0 (+ main_~main____CPAchecker_TMP_0~60 2147483648))) [2019-09-20 15:43:15,510 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 3501#(and (not (= main_~__VERIFIER_assert__cond~276 0)) (<= main_~main____CPAchecker_TMP_4~3 2147483647) (= main_~__VERIFIER_assert__cond~277 0) (= main_~__VERIFIER_assert__cond~277 main_~__tmp_278~0) (<= 0 (+ main_~main____CPAchecker_TMP_4~3 2147483648)) (= main_~__tmp_278~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (not (= 0 main_~main____CPAchecker_TMP_3~3)) (= main_~__tmp_277~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= 0 main_~main____CPAchecker_TMP_4~3)) (= main_~__VERIFIER_assert__cond~276 main_~__tmp_277~0)) [2019-09-20 15:43:15,510 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 3507#(and (<= main_~main____CPAchecker_TMP_4~3 2147483647) (= main_~__tmp_279~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~277 main_~__tmp_278~0) (<= 0 (+ main_~main____CPAchecker_TMP_4~3 2147483648)) (= (+ main_~main____CPAchecker_TMP_5~3 1) main_~main__t~0) (not (= 0 main_~main____CPAchecker_TMP_3~3)) (= main_~__VERIFIER_assert__cond~278 main_~__tmp_279~0) (or (and (not (<= main_~main____CPAchecker_TMP_5~3 main_~main__tagbuf_len~0)) (= 0 main_~__tmp_278~0)) (and (= 1 main_~__tmp_278~0) (<= main_~main____CPAchecker_TMP_5~3 main_~main__tagbuf_len~0))) (or (and (not (<= 0 main_~main____CPAchecker_TMP_5~3)) (= 0 main_~__tmp_277~0)) (and (<= 0 main_~main____CPAchecker_TMP_5~3) (= 1 main_~__tmp_277~0))) (not (= main_~__VERIFIER_assert__cond~276 0)) (not (= main_~__VERIFIER_assert__cond~277 0)) (= main_~__VERIFIER_assert__cond~278 0) (= main_~main__tagbuf_len~0 main_~main__t~0) (not (= 0 main_~main____CPAchecker_TMP_4~3)) (= main_~__VERIFIER_assert__cond~276 main_~__tmp_277~0)) [2019-09-20 15:43:15,511 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 3628#(= main_~__VERIFIER_assert__cond~275 0) [2019-09-20 15:43:15,511 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 3608#(and (= main_~__tmp_282~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~280 0)) (= main_~__VERIFIER_assert__cond~281 main_~__tmp_282~0) (or (and (= main_~__tmp_281~0 (ite (<= 0 main_~main__t~0) 1 0)) (or (and (<= main_~main____CPAchecker_TMP_6~3 2147483647) (<= 0 (+ main_~main____CPAchecker_TMP_6~3 2147483648)) (= 0 main_~main____CPAchecker_TMP_3~3) (= 0 main_~main____CPAchecker_TMP_6~3)) (and (<= main_~main____CPAchecker_TMP_4~3 2147483647) (<= 0 (+ main_~main____CPAchecker_TMP_4~3 2147483648)) (not (= 0 main_~main____CPAchecker_TMP_3~3)) (= 0 main_~main____CPAchecker_TMP_4~3))) (= main_~__VERIFIER_assert__cond~280 main_~__tmp_281~0)) (and (<= main_~main____CPAchecker_TMP_4~3 2147483647) (= main_~__VERIFIER_assert__cond~277 main_~__tmp_278~0) (= main_~__tmp_281~0 (ite (<= 0 main_~main__t~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_4~3 2147483648)) (= (+ main_~main____CPAchecker_TMP_5~3 1) main_~main__t~0) (not (= 0 main_~main____CPAchecker_TMP_3~3)) (or (and (not (<= main_~main____CPAchecker_TMP_5~3 main_~main__tagbuf_len~0)) (= 0 main_~__tmp_278~0)) (and (= 1 main_~__tmp_278~0) (<= main_~main____CPAchecker_TMP_5~3 main_~main__tagbuf_len~0))) (or (and (not (<= 0 main_~main____CPAchecker_TMP_5~3)) (= 0 main_~__tmp_277~0)) (and (<= 0 main_~main____CPAchecker_TMP_5~3) (= 1 main_~__tmp_277~0))) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (not (= main_~__VERIFIER_assert__cond~276 0)) (= main_~__VERIFIER_assert__cond~280 main_~__tmp_281~0) (not (= main_~__VERIFIER_assert__cond~277 0)) (= main_~__VERIFIER_assert__cond~276 main_~__tmp_277~0))) (= main_~__VERIFIER_assert__cond~281 0)) [2019-09-20 15:43:15,548 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:43:15,549 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:43:15,551 INFO L168 Benchmark]: Toolchain (without parser) took 8355.64 ms. Allocated memory was 131.6 MB in the beginning and 463.5 MB in the end (delta: 331.9 MB). Free memory was 84.0 MB in the beginning and 270.2 MB in the end (delta: -186.2 MB). Peak memory consumption was 145.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:43:15,552 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:43:15,554 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1396.51 ms. Allocated memory was 131.6 MB in the beginning and 213.4 MB in the end (delta: 81.8 MB). Free memory was 83.6 MB in the beginning and 156.4 MB in the end (delta: -72.9 MB). Peak memory consumption was 35.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:43:15,556 INFO L168 Benchmark]: Boogie Preprocessor took 162.34 ms. Allocated memory is still 213.4 MB. Free memory was 156.4 MB in the beginning and 148.5 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:43:15,558 INFO L168 Benchmark]: RCFGBuilder took 2643.67 ms. Allocated memory was 213.4 MB in the beginning and 270.0 MB in the end (delta: 56.6 MB). Free memory was 148.5 MB in the beginning and 194.5 MB in the end (delta: -46.0 MB). Peak memory consumption was 132.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:43:15,560 INFO L168 Benchmark]: Sifa took 4149.87 ms. Allocated memory was 270.0 MB in the beginning and 463.5 MB in the end (delta: 193.5 MB). Free memory was 194.5 MB in the beginning and 270.2 MB in the end (delta: -75.7 MB). Peak memory consumption was 117.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:43:15,567 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1396.51 ms. Allocated memory was 131.6 MB in the beginning and 213.4 MB in the end (delta: 81.8 MB). Free memory was 83.6 MB in the beginning and 156.4 MB in the end (delta: -72.9 MB). Peak memory consumption was 35.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 162.34 ms. Allocated memory is still 213.4 MB. Free memory was 156.4 MB in the beginning and 148.5 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2643.67 ms. Allocated memory was 213.4 MB in the beginning and 270.0 MB in the end (delta: 56.6 MB). Free memory was 148.5 MB in the beginning and 194.5 MB in the end (delta: -46.0 MB). Peak memory consumption was 132.9 MB. Max. memory is 7.1 GB. * Sifa took 4149.87 ms. Allocated memory was 270.0 MB in the beginning and 463.5 MB in the end (delta: 193.5 MB). Free memory was 194.5 MB in the beginning and 270.2 MB in the end (delta: -75.7 MB). Peak memory consumption was 117.8 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]: 4084, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 753, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 733, TOOLS_POST_TIME[ms]: 392, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 28, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_APPLICATIONS: 736, TOOLS_QUANTIFIERELIM_TIME[ms]: 259, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 17, FLUID_QUERY_TIME[ms]: 26, FLUID_QUERIES: 764, FLUID_YES_ANSWERS: 40, DOMAIN_JOIN_APPLICATIONS: 177, DOMAIN_JOIN_TIME[ms]: 1658, DOMAIN_ALPHA_APPLICATIONS: 40, DOMAIN_ALPHA_TIME[ms]: 339, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 246, DOMAIN_ISSUBSETEQ_APPLICATIONS: 11, DOMAIN_ISSUBSETEQ_TIME[ms]: 26, DOMAIN_ISBOTTOM_APPLICATIONS: 149, DOMAIN_ISBOTTOM_TIME[ms]: 304, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 933, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 932, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 11, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 80, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 79, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 103, REGEX_TO_DAG_TIME[ms]: 18, DAG_COMPRESSION_TIME[ms]: 791, DAG_COMPRESSION_PROCESSED_NODES: 57653, DAG_COMPRESSION_RETAINED_NODES: 2248 - UnprovableResult [Line: 4721]: 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 3664#(and (= main_~__VERIFIER_assert__cond~272 main_~__tmp_273~0) (or (and (= 1 main_~__tmp_272~0) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1))) (and (= 0 main_~__tmp_272~0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1))))) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~__VERIFIER_assert__cond~271 main_~__tmp_272~0) (<= 0 (+ main_~main____CPAchecker_TMP_0~60 2147483648)) (= main_~__VERIFIER_assert__cond~273 0) (not (= main_~__VERIFIER_assert__cond~271 0)) (not (= main_~main____CPAchecker_TMP_0~60 0)) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~59 1)) (= main_~__tmp_274~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__VERIFIER_assert__cond~273 main_~__tmp_274~0) (= main_~__tmp_273~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~270 0)) (not (= main_~__VERIFIER_assert__cond~272 0)) (<= main_~main____CPAchecker_TMP_0~60 2147483647)). Possible FailurePath: - UnprovableResult [Line: 4888]: 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 3594#(and (<= main_~main____CPAchecker_TMP_6~3 2147483647) (= main_~__VERIFIER_assert__cond~282 main_~__tmp_283~0) (= main_~__tmp_283~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~282 0) (<= 0 (+ main_~main____CPAchecker_TMP_6~3 2147483648)) (= 0 main_~main____CPAchecker_TMP_3~3) (not (= 0 main_~main____CPAchecker_TMP_6~3))). Possible FailurePath: - UnprovableResult [Line: 4738]: 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 3660#(= main_~__VERIFIER_assert__cond~274 0). Possible FailurePath: - UnprovableResult [Line: 4900]: 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 3588#(and (= main_~__VERIFIER_assert__cond~283 0) (<= main_~main____CPAchecker_TMP_6~3 2147483647) (= main_~__VERIFIER_assert__cond~282 main_~__tmp_283~0) (= main_~__tmp_283~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~283 main_~__tmp_284~0) (<= 0 (+ main_~main____CPAchecker_TMP_6~3 2147483648)) (= 0 main_~main____CPAchecker_TMP_3~3) (= main_~__tmp_284~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (not (= 0 main_~main____CPAchecker_TMP_6~3)) (not (= main_~__VERIFIER_assert__cond~282 0))). Possible FailurePath: - UnprovableResult [Line: 4673]: 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 3381#(= main_~__VERIFIER_assert__cond~270 0). Possible FailurePath: - UnprovableResult [Line: 48]: 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 3370#(= main_~__VERIFIER_assert__cond~1 0). Possible FailurePath: - UnprovableResult [Line: 36]: 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 3359#(or (and (= |old(~__tmp_218_0~0)| 0) (= |old(~__tmp_179_2~0)| 0) (= |old(~__tmp_109_0~0)| 0) (= |old(~__tmp_109_1~0)| 0) (= main_~__VERIFIER_assert__cond~0 0) (= |old(~__tmp_148_0~0)| 0) (= |old(~__tmp_2390_1~0)| 0) (= ~__return_main~0 0) (= |old(~__return_2583~0)| 0) (= |old(~__tmp_2390_0~0)| 0) (= |old(~__tmp_179_0~0)| 0) (= |old(~__tmp_179_1~0)| 0)) (and (= main_~__tmp_1~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= main_~main__tagbuf_len~0 main_~main__t~0))). Possible FailurePath: - UnprovableResult [Line: 4685]: 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 3375#(and (or (and (= 0 main_~__tmp_272~0) (not (<= main_~main__t~0 main_~main__tagbuf_len~0))) (and (= 1 main_~__tmp_272~0) (<= main_~main__t~0 main_~main__tagbuf_len~0))) (= main_~__VERIFIER_assert__cond~271 0) (or (and (= main_~main____CPAchecker_TMP_0~58 0) (<= 0 (+ main_~main____CPAchecker_TMP_0~57 2147483648)) (<= main_~main____CPAchecker_TMP_0~58 2147483647) (or (and (<= 1 main_~main__t~0) (= 1 main_~__tmp_267~0)) (and (= 0 main_~__tmp_267~0) (not (<= 1 main_~main__t~0)))) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (or (and (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 2)) (= 1 main_~__tmp_264~0)) (and (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 2))) (= 0 main_~__tmp_264~0))) (not (= (+ main_~main__tagbuf_len~0 2) main_~main__t~0)) (not (= main_~__VERIFIER_assert__cond~263 0)) (= main_~__VERIFIER_assert__cond~262 main_~__tmp_263~0) (= main_~__VERIFIER_assert__cond~263 main_~__tmp_264~0) (not (= main_~__VERIFIER_assert__cond~262 0)) (or (and (= 1 main_~__tmp_271~0) (<= 0 main_~main__t~0)) (and (= 0 main_~__tmp_271~0) (not (<= 0 main_~main__t~0)))) (= main_~main__t~0 (+ ~__tmp_2390_1~0 1)) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~57 2)) (= main_~__VERIFIER_assert__cond~266 main_~__tmp_267~0) (not (= main_~main__t~0 (+ main_~main__tagbuf_len~0 1))) (<= ~__tmp_2390_0~0 2147483647) (= main_~__VERIFIER_assert__cond~267 main_~__tmp_268~0) (<= 0 (+ ~__tmp_2390_0~0 2147483648)) (= ~__tmp_2390_1~0 main_~main____CPAchecker_TMP_1~58) (<= 0 (+ main_~main____CPAchecker_TMP_0~58 2147483648)) (= ~__tmp_2390_0~0 main_~main____CPAchecker_TMP_0~59) (not (= main_~__VERIFIER_assert__cond~267 0)) (or (and (= 0 main_~__tmp_268~0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)))) (and (= 1 main_~__tmp_268~0) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)))) (or (and (= 1 main_~__tmp_263~0) (<= 2 main_~main__t~0)) (and (not (<= 2 main_~main__t~0)) (= 0 main_~__tmp_263~0))) (= main_~main____CPAchecker_TMP_0~57 0) (= main_~__VERIFIER_assert__cond~270 main_~__tmp_271~0) (= ~__tmp_2390_0~0 0) (<= main_~main____CPAchecker_TMP_0~57 2147483647) (not (= main_~__VERIFIER_assert__cond~266 0))) (and (or (and (= 1 main_~__tmp_271~0) (<= 0 main_~main__t~0)) (and (= 0 main_~__tmp_271~0) (not (<= 0 main_~main__t~0)))) (= main_~main____CPAchecker_TMP_0~60 0) (= ~__tmp_2390_0~0 main_~main____CPAchecker_TMP_0~60) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~59 1)) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~__VERIFIER_assert__cond~270 main_~__tmp_271~0) (= ~__tmp_2390_1~0 main_~main____CPAchecker_TMP_1~58) (<= main_~main____CPAchecker_TMP_0~60 2147483647) (<= 0 (+ main_~main____CPAchecker_TMP_0~60 2147483648)) (= ~__tmp_2390_0~0 main_~main____CPAchecker_TMP_0~59) (= ~__tmp_2390_1~0 main_~main____CPAchecker_TMP_1~59))) (not (= main_~__VERIFIER_assert__cond~270 0)) (= main_~__VERIFIER_assert__cond~271 main_~__tmp_272~0)). Possible FailurePath: - UnprovableResult [Line: 4778]: 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 3496#(and (<= main_~main____CPAchecker_TMP_4~3 2147483647) (<= 0 (+ main_~main____CPAchecker_TMP_4~3 2147483648)) (= main_~__VERIFIER_assert__cond~276 0) (not (= 0 main_~main____CPAchecker_TMP_3~3)) (= main_~__tmp_277~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= 0 main_~main____CPAchecker_TMP_4~3)) (= main_~__VERIFIER_assert__cond~276 main_~__tmp_277~0)). Possible FailurePath: - PositiveResult [Line: 4818]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 4849]: 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 3641#(or (and (= main_~__VERIFIER_assert__cond~280 0) (= main_~__tmp_281~0 (ite (<= 0 main_~main__t~0) 1 0)) (or (and (<= main_~main____CPAchecker_TMP_6~3 2147483647) (<= 0 (+ main_~main____CPAchecker_TMP_6~3 2147483648)) (= 0 main_~main____CPAchecker_TMP_3~3) (= 0 main_~main____CPAchecker_TMP_6~3)) (and (<= main_~main____CPAchecker_TMP_4~3 2147483647) (<= 0 (+ main_~main____CPAchecker_TMP_4~3 2147483648)) (not (= 0 main_~main____CPAchecker_TMP_3~3)) (= 0 main_~main____CPAchecker_TMP_4~3))) (= main_~__VERIFIER_assert__cond~280 main_~__tmp_281~0)) (and (<= main_~main____CPAchecker_TMP_4~3 2147483647) (= main_~__VERIFIER_assert__cond~277 main_~__tmp_278~0) (= main_~__tmp_281~0 (ite (<= 0 main_~main__t~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_4~3 2147483648)) (= (+ main_~main____CPAchecker_TMP_5~3 1) main_~main__t~0) (not (= 0 main_~main____CPAchecker_TMP_3~3)) (or (and (not (<= main_~main____CPAchecker_TMP_5~3 main_~main__tagbuf_len~0)) (= 0 main_~__tmp_278~0)) (and (= 1 main_~__tmp_278~0) (<= main_~main____CPAchecker_TMP_5~3 main_~main__tagbuf_len~0))) (or (and (not (<= 0 main_~main____CPAchecker_TMP_5~3)) (= 0 main_~__tmp_277~0)) (and (<= 0 main_~main____CPAchecker_TMP_5~3) (= 1 main_~__tmp_277~0))) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (not (= main_~__VERIFIER_assert__cond~276 0)) (= main_~__VERIFIER_assert__cond~280 0) (= main_~__VERIFIER_assert__cond~280 main_~__tmp_281~0) (not (= main_~__VERIFIER_assert__cond~277 0)) (= main_~__VERIFIER_assert__cond~276 main_~__tmp_277~0))). Possible FailurePath: - UnprovableResult [Line: 4709]: 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 3386#(and (not (= main_~__VERIFIER_assert__cond~271 0)) (= main_~__VERIFIER_assert__cond~272 0) (not (= main_~main____CPAchecker_TMP_0~60 0)) (= main_~__VERIFIER_assert__cond~272 main_~__tmp_273~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~59 1)) (or (and (= 1 main_~__tmp_272~0) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1))) (and (= 0 main_~__tmp_272~0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1))))) (= main_~__tmp_273~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (not (= main_~__VERIFIER_assert__cond~270 0)) (<= main_~main____CPAchecker_TMP_0~60 2147483647) (= main_~__VERIFIER_assert__cond~271 main_~__tmp_272~0) (<= 0 (+ main_~main____CPAchecker_TMP_0~60 2147483648))). Possible FailurePath: - UnprovableResult [Line: 4790]: 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 3501#(and (not (= main_~__VERIFIER_assert__cond~276 0)) (<= main_~main____CPAchecker_TMP_4~3 2147483647) (= main_~__VERIFIER_assert__cond~277 0) (= main_~__VERIFIER_assert__cond~277 main_~__tmp_278~0) (<= 0 (+ main_~main____CPAchecker_TMP_4~3 2147483648)) (= main_~__tmp_278~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (not (= 0 main_~main____CPAchecker_TMP_3~3)) (= main_~__tmp_277~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= 0 main_~main____CPAchecker_TMP_4~3)) (= main_~__VERIFIER_assert__cond~276 main_~__tmp_277~0)). Possible FailurePath: - PositiveResult [Line: 4806]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 4750]: 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 3628#(= main_~__VERIFIER_assert__cond~275 0). Possible FailurePath: - UnprovableResult [Line: 4861]: 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 3608#(and (= main_~__tmp_282~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~280 0)) (= main_~__VERIFIER_assert__cond~281 main_~__tmp_282~0) (or (and (= main_~__tmp_281~0 (ite (<= 0 main_~main__t~0) 1 0)) (or (and (<= main_~main____CPAchecker_TMP_6~3 2147483647) (<= 0 (+ main_~main____CPAchecker_TMP_6~3 2147483648)) (= 0 main_~main____CPAchecker_TMP_3~3) (= 0 main_~main____CPAchecker_TMP_6~3)) (and (<= main_~main____CPAchecker_TMP_4~3 2147483647) (<= 0 (+ main_~main____CPAchecker_TMP_4~3 2147483648)) (not (= 0 main_~main____CPAchecker_TMP_3~3)) (= 0 main_~main____CPAchecker_TMP_4~3))) (= main_~__VERIFIER_assert__cond~280 main_~__tmp_281~0)) (and (<= main_~main____CPAchecker_TMP_4~3 2147483647) (= main_~__VERIFIER_assert__cond~277 main_~__tmp_278~0) (= main_~__tmp_281~0 (ite (<= 0 main_~main__t~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_4~3 2147483648)) (= (+ main_~main____CPAchecker_TMP_5~3 1) main_~main__t~0) (not (= 0 main_~main____CPAchecker_TMP_3~3)) (or (and (not (<= main_~main____CPAchecker_TMP_5~3 main_~main__tagbuf_len~0)) (= 0 main_~__tmp_278~0)) (and (= 1 main_~__tmp_278~0) (<= main_~main____CPAchecker_TMP_5~3 main_~main__tagbuf_len~0))) (or (and (not (<= 0 main_~main____CPAchecker_TMP_5~3)) (= 0 main_~__tmp_277~0)) (and (<= 0 main_~main____CPAchecker_TMP_5~3) (= 1 main_~__tmp_277~0))) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (not (= main_~__VERIFIER_assert__cond~276 0)) (= main_~__VERIFIER_assert__cond~280 main_~__tmp_281~0) (not (= main_~__VERIFIER_assert__cond~277 0)) (= main_~__VERIFIER_assert__cond~276 main_~__tmp_277~0))) (= main_~__VERIFIER_assert__cond~281 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...