/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/list-simple/dll2n_remove_all.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:14:45,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:14:45,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:14:45,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:14:45,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:14:45,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:14:45,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:14:45,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:14:45,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:14:45,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:14:45,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:14:45,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:14:45,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:14:45,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:14:45,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:14:45,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:14:45,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:14:45,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:14:45,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:14:45,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:14:45,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:14:45,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:14:45,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:14:45,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:14:45,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 16:14:45,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:14:45,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:14:45,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:14:45,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:14:45,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:14:45,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:14:45,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:14:45,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:14:45,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:14:45,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:14:45,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:14:45,224 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 16:14:45,239 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:14:45,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:14:45,240 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:14:45,240 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:14:45,240 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:14:45,240 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:14:45,241 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:14:45,241 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:14:45,241 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:14:45,241 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:14:45,241 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:14:45,242 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:14:45,242 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:14:45,242 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:14:45,242 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:14:45,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:14:45,243 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:14:45,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:14:45,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:14:45,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:14:45,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:14:45,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:14:45,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:14:45,244 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:14:45,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:14:45,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:14:45,245 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:14:45,245 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:14:45,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:14:45,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:14:45,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:14:45,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:14:45,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:14:45,246 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:14:45,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:14:45,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:14:45,247 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:14:45,247 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:14:45,536 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:14:45,546 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:14:45,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:14:45,554 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:14:45,554 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:14:45,555 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2n_remove_all.i [2019-11-24 16:14:45,638 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ffcb373f/f2904739234f4db190391838ba7d32e6/FLAGd8ca3699c [2019-11-24 16:14:46,244 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:14:46,245 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2n_remove_all.i [2019-11-24 16:14:46,263 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ffcb373f/f2904739234f4db190391838ba7d32e6/FLAGd8ca3699c [2019-11-24 16:14:46,583 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ffcb373f/f2904739234f4db190391838ba7d32e6 [2019-11-24 16:14:46,592 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:14:46,593 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:14:46,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:14:46,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:14:46,598 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:14:46,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:14:46" (1/1) ... [2019-11-24 16:14:46,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@657855ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:14:46, skipping insertion in model container [2019-11-24 16:14:46,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:14:46" (1/1) ... [2019-11-24 16:14:46,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:14:46,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:14:47,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:14:47,123 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:14:47,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:14:47,245 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:14:47,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:14:47 WrapperNode [2019-11-24 16:14:47,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:14:47,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:14:47,248 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:14:47,248 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:14:47,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:14:47" (1/1) ... [2019-11-24 16:14:47,276 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:14:47" (1/1) ... [2019-11-24 16:14:47,301 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:14:47,302 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:14:47,302 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:14:47,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:14:47,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:14:47" (1/1) ... [2019-11-24 16:14:47,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:14:47" (1/1) ... [2019-11-24 16:14:47,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:14:47" (1/1) ... [2019-11-24 16:14:47,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:14:47" (1/1) ... [2019-11-24 16:14:47,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:14:47" (1/1) ... [2019-11-24 16:14:47,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:14:47" (1/1) ... [2019-11-24 16:14:47,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:14:47" (1/1) ... [2019-11-24 16:14:47,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:14:47,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:14:47,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:14:47,349 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:14:47,350 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:14:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:14:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 16:14:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 16:14:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 16:14:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 16:14:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 16:14:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 16:14:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-24 16:14:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:14:47,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:14:47,999 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:14:47,999 INFO L284 CfgBuilder]: Removed 12 assume(true) statements. [2019-11-24 16:14:48,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:14:48 BoogieIcfgContainer [2019-11-24 16:14:48,001 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:14:48,001 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:14:48,002 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:14:48,002 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:14:48,003 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:14:48" (1/1) ... [2019-11-24 16:14:48,004 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 16:14:48,029 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:14:48,029 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:14:48,036 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:14:48,044 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:14:48,045 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:14:48,462 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:49,025 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:49,781 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:50,504 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:50,638 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:51,157 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:51,879 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:51,902 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:51,923 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:52,181 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:52,202 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:52,279 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:52,300 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:52,317 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:52,786 WARN L192 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2019-11-24 16:14:52,971 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-11-24 16:14:53,306 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-11-24 16:14:54,172 WARN L192 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 310 [2019-11-24 16:14:54,492 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2019-11-24 16:14:54,517 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:54,542 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:54,568 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:54,591 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:54,614 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:54,638 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:54,659 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:54,931 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:14:56,141 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2019-11-24 16:14:56,363 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2019-11-24 16:14:56,727 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2019-11-24 16:14:56,930 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2019-11-24 16:14:57,484 WARN L192 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2019-11-24 16:15:13,573 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-11-24 16:15:13,777 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-11-24 16:15:13,818 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-11-24 16:15:13,878 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-11-24 16:15:13,909 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-11-24 16:15:13,942 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-11-24 16:15:22,023 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 0 (select |#valid| (select (select v_prenex_54 ULTIMATE.start_dll_remove_first_~head.base) ULTIMATE.start_dll_remove_first_~head.offset))) [2019-11-24 16:15:24,035 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 0 (select |#valid| (select (select v_prenex_54 ULTIMATE.start_dll_remove_first_~head.base) ULTIMATE.start_dll_remove_first_~head.offset))) [2019-11-24 16:15:38,776 WARN L192 SmtUtils]: Spent 14.72 s on a formula simplification. DAG size of input: 1944 DAG size of output: 1523 [2019-11-24 16:15:45,056 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 0 (select |#valid| (select (select (store v_prenex_49 ULTIMATE.start_dll_remove_first_~temp~1.base (store (select v_prenex_49 ULTIMATE.start_dll_remove_first_~temp~1.base) (+ ULTIMATE.start_dll_remove_first_~temp~1.offset 8) 0)) ULTIMATE.start_dll_remove_first_~head.base) ULTIMATE.start_dll_remove_first_~head.offset))) [2019-11-24 16:15:47,065 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 0 (select |#valid| (select (select (store v_prenex_49 ULTIMATE.start_dll_remove_first_~temp~1.base (store (select v_prenex_49 ULTIMATE.start_dll_remove_first_~temp~1.base) (+ ULTIMATE.start_dll_remove_first_~temp~1.offset 8) 0)) ULTIMATE.start_dll_remove_first_~head.base) ULTIMATE.start_dll_remove_first_~head.offset))) [2019-11-24 16:15:53,339 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 0 (select |#valid| (select (select (store v_prenex_49 ULTIMATE.start_dll_remove_first_~temp~1.base (store (select v_prenex_49 ULTIMATE.start_dll_remove_first_~temp~1.base) (+ ULTIMATE.start_dll_remove_first_~temp~1.offset 8) 0)) ULTIMATE.start_dll_remove_first_~head.base) ULTIMATE.start_dll_remove_first_~head.offset))) [2019-11-24 16:15:55,343 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 0 (select |#valid| (select (select (store v_prenex_49 ULTIMATE.start_dll_remove_first_~temp~1.base (store (select v_prenex_49 ULTIMATE.start_dll_remove_first_~temp~1.base) (+ ULTIMATE.start_dll_remove_first_~temp~1.offset 8) 0)) ULTIMATE.start_dll_remove_first_~head.base) ULTIMATE.start_dll_remove_first_~head.offset))) [2019-11-24 16:16:02,325 WARN L192 SmtUtils]: Spent 6.97 s on a formula simplification. DAG size of input: 1505 DAG size of output: 1496 [2019-11-24 16:16:02,460 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:02,586 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:08,977 WARN L192 SmtUtils]: Spent 6.38 s on a formula simplification that was a NOOP. DAG size: 1441 [2019-11-24 16:16:09,106 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:15,482 WARN L192 SmtUtils]: Spent 6.37 s on a formula simplification that was a NOOP. DAG size: 1400 [2019-11-24 16:16:15,685 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:15,891 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:16,098 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:22,262 WARN L192 SmtUtils]: Spent 6.16 s on a formula simplification that was a NOOP. DAG size: 1342 [2019-11-24 16:16:22,464 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:22,667 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:22,871 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:23,069 WARN L227 Elim1Store]: Array PQE input equivalent to false