java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/nla-digbench/geo1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 23:16:42,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 23:16:42,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 23:16:42,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 23:16:42,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 23:16:42,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 23:16:42,564 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 23:16:42,566 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 23:16:42,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 23:16:42,568 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 23:16:42,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 23:16:42,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 23:16:42,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 23:16:42,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 23:16:42,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 23:16:42,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 23:16:42,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 23:16:42,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 23:16:42,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 23:16:42,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 23:16:42,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 23:16:42,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 23:16:42,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 23:16:42,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 23:16:42,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 23:16:42,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 23:16:42,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 23:16:42,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 23:16:42,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 23:16:42,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 23:16:42,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 23:16:42,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 23:16:42,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 23:16:42,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 23:16:42,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 23:16:42,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 23:16:42,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 23:16:42,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 23:16:42,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 23:16:42,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 23:16:42,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 23:16:42,595 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 23:16:42,609 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 23:16:42,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 23:16:42,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 23:16:42,611 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 23:16:42,611 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 23:16:42,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 23:16:42,611 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 23:16:42,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 23:16:42,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 23:16:42,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 23:16:42,612 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 23:16:42,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 23:16:42,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 23:16:42,613 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 23:16:42,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 23:16:42,613 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 23:16:42,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 23:16:42,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 23:16:42,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 23:16:42,614 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 23:16:42,614 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 23:16:42,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:16:42,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 23:16:42,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 23:16:42,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 23:16:42,615 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 23:16:42,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 23:16:42,616 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 23:16:42,616 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 23:16:42,648 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 23:16:42,659 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 23:16:42,663 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 23:16:42,664 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 23:16:42,664 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 23:16:42,665 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/geo1.c [2019-09-20 23:16:42,739 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e32a4ec9d/c0b1a7a816e94b8385c44e9021e4d49c/FLAG3bac14d43 [2019-09-20 23:16:43,156 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 23:16:43,157 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/geo1.c [2019-09-20 23:16:43,163 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e32a4ec9d/c0b1a7a816e94b8385c44e9021e4d49c/FLAG3bac14d43 [2019-09-20 23:16:43,579 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e32a4ec9d/c0b1a7a816e94b8385c44e9021e4d49c [2019-09-20 23:16:43,589 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 23:16:43,590 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 23:16:43,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 23:16:43,591 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 23:16:43,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 23:16:43,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:16:43" (1/1) ... [2019-09-20 23:16:43,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f55d4e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:43, skipping insertion in model container [2019-09-20 23:16:43,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:16:43" (1/1) ... [2019-09-20 23:16:43,605 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 23:16:43,619 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 23:16:43,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:16:43,809 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 23:16:43,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:16:43,839 INFO L192 MainTranslator]: Completed translation [2019-09-20 23:16:43,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:43 WrapperNode [2019-09-20 23:16:43,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 23:16:43,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 23:16:43,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 23:16:43,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 23:16:43,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:43" (1/1) ... [2019-09-20 23:16:43,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:43" (1/1) ... [2019-09-20 23:16:43,941 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:43" (1/1) ... [2019-09-20 23:16:43,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:43" (1/1) ... [2019-09-20 23:16:43,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:43" (1/1) ... [2019-09-20 23:16:43,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:43" (1/1) ... [2019-09-20 23:16:43,950 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:43" (1/1) ... [2019-09-20 23:16:43,951 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 23:16:43,952 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 23:16:43,952 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 23:16:43,952 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 23:16:43,955 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:16:44,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 23:16:44,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 23:16:44,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 23:16:44,003 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 23:16:44,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 23:16:44,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 23:16:44,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 23:16:44,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 23:16:44,004 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 23:16:44,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 23:16:44,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 23:16:44,181 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 23:16:44,181 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 23:16:44,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:16:44 BoogieIcfgContainer [2019-09-20 23:16:44,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 23:16:44,183 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 23:16:44,183 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 23:16:44,183 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 23:16:44,184 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:16:44" (1/1) ... [2019-09-20 23:16:44,185 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-20 23:16:44,216 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 23:16:44,228 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 23:16:44,244 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 23:16:44,262 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 23:16:44,265 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 23:16:44,324 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 23:16:47,532 WARN L191 SmtUtils]: Spent 3.03 s on a formula simplification that was a NOOP. DAG size: 29 [2019-09-20 23:16:49,851 WARN L191 SmtUtils]: Spent 2.32 s on a formula simplification that was a NOOP. DAG size: 29 [2019-09-20 23:16:58,922 WARN L191 SmtUtils]: Spent 9.05 s on a formula simplification. DAG size of input: 44 DAG size of output: 33 [2019-09-20 23:17:03,533 WARN L191 SmtUtils]: Spent 4.61 s on a formula simplification that was a NOOP. DAG size: 33 [2019-09-20 23:17:04,968 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-20 23:17:17,236 WARN L191 SmtUtils]: Spent 12.27 s on a formula simplification that was a NOOP. DAG size: 40