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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 11:22:09,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 11:22:09,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 11:22:09,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 11:22:09,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 11:22:09,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 11:22:09,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 11:22:09,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 11:22:09,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 11:22:09,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 11:22:09,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 11:22:09,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 11:22:09,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 11:22:09,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 11:22:09,174 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 11:22:09,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 11:22:09,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 11:22:09,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 11:22:09,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 11:22:09,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 11:22:09,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 11:22:09,183 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 11:22:09,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 11:22:09,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 11:22:09,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 11:22:09,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 11:22:09,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 11:22:09,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 11:22:09,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 11:22:09,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 11:22:09,191 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 11:22:09,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 11:22:09,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 11:22:09,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 11:22:09,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 11:22:09,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 11:22:09,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 11:22:09,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 11:22:09,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 11:22:09,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 11:22:09,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 11:22:09,198 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 [2019-09-18 11:22:09,212 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 11:22:09,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 11:22:09,214 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 11:22:09,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 11:22:09,214 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 11:22:09,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 11:22:09,214 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 11:22:09,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 11:22:09,215 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 11:22:09,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 11:22:09,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 11:22:09,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 11:22:09,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 11:22:09,217 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 11:22:09,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 11:22:09,217 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 11:22:09,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 11:22:09,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 11:22:09,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 11:22:09,219 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 11:22:09,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 11:22:09,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 11:22:09,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 11:22:09,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 11:22:09,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 11:22:09,221 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 11:22:09,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 11:22:09,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 11:22:09,222 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 -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 11:22:09,277 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 11:22:09,294 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 11:22:09,300 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 11:22:09,302 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 11:22:09,302 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 11:22:09,303 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-09-18 11:22:09,372 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a7d73bb2/0dfc959ca5314e9ca97a29a8c94a62e2/FLAGf8ba7bb43 [2019-09-18 11:22:09,792 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 11:22:09,792 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-09-18 11:22:09,799 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a7d73bb2/0dfc959ca5314e9ca97a29a8c94a62e2/FLAGf8ba7bb43 [2019-09-18 11:22:10,228 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a7d73bb2/0dfc959ca5314e9ca97a29a8c94a62e2 [2019-09-18 11:22:10,236 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 11:22:10,237 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 11:22:10,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 11:22:10,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 11:22:10,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 11:22:10,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:22:10" (1/1) ... [2019-09-18 11:22:10,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4907dd24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:10, skipping insertion in model container [2019-09-18 11:22:10,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:22:10" (1/1) ... [2019-09-18 11:22:10,253 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 11:22:10,269 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 11:22:10,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:22:10,420 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 11:22:10,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:22:10,455 INFO L192 MainTranslator]: Completed translation [2019-09-18 11:22:10,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:10 WrapperNode [2019-09-18 11:22:10,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 11:22:10,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 11:22:10,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 11:22:10,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 11:22:10,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:10" (1/1) ... [2019-09-18 11:22:10,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:10" (1/1) ... [2019-09-18 11:22:10,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:10" (1/1) ... [2019-09-18 11:22:10,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:10" (1/1) ... [2019-09-18 11:22:10,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:10" (1/1) ... [2019-09-18 11:22:10,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:10" (1/1) ... [2019-09-18 11:22:10,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:10" (1/1) ... [2019-09-18 11:22:10,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 11:22:10,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 11:22:10,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 11:22:10,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 11:22:10,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:10" (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 [2019-09-18 11:22:10,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 11:22:10,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 11:22:10,630 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 11:22:10,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 11:22:10,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 11:22:10,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 11:22:10,630 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 11:22:10,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 11:22:10,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 11:22:10,842 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 11:22:10,842 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-18 11:22:10,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:22:10 BoogieIcfgContainer [2019-09-18 11:22:10,844 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 11:22:10,844 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 11:22:10,844 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 11:22:10,845 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 11:22:10,846 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:22:10" (1/1) ... [2019-09-18 11:22:10,846 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 11:22:10,875 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 11:22:10,876 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 11:22:10,886 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 11:22:10,896 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 11:22:10,898 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 11:22:11,004 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-18 11:22:11,302 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 1 [2019-09-18 11:22:11,818 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 52 [2019-09-18 11:22:11,939 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-18 11:22:14,141 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 28 [2019-09-18 11:22:17,236 WARN L191 SmtUtils]: Spent 2.93 s on a formula simplification. DAG size of input: 78 DAG size of output: 1 [2019-09-18 11:22:21,641 WARN L191 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 61 DAG size of output: 28 [2019-09-18 11:22:23,940 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 78 DAG size of output: 1 [2019-09-18 11:22:32,076 WARN L191 SmtUtils]: Spent 8.13 s on a formula simplification. DAG size of input: 73 DAG size of output: 28 [2019-09-18 11:22:35,556 WARN L191 SmtUtils]: Spent 3.46 s on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-09-18 11:22:35,689 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-18 11:22:38,468 WARN L191 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 51 [2019-09-18 11:22:38,673 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-18 11:23:56,767 WARN L191 SmtUtils]: Spent 1.30 m on a formula simplification. DAG size of input: 104 DAG size of output: 54 [2019-09-18 11:23:57,667 WARN L191 SmtUtils]: Spent 899.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-18 11:24:14,220 WARN L191 SmtUtils]: Spent 16.54 s on a formula simplification. DAG size of input: 116 DAG size of output: 39 [2019-09-18 11:24:14,941 WARN L191 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2019-09-18 11:24:24,916 WARN L191 SmtUtils]: Spent 9.97 s on a formula simplification. DAG size of input: 116 DAG size of output: 39 [2019-09-18 11:24:25,235 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2019-09-18 11:24:28,798 WARN L191 SmtUtils]: Spent 3.54 s on a formula simplification that was a NOOP. DAG size: 66 [2019-09-18 11:24:40,617 WARN L191 SmtUtils]: Spent 11.65 s on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-18 11:24:44,843 WARN L191 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 77 DAG size of output: 39 [2019-09-18 11:24:47,265 WARN L191 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 63 DAG size of output: 1 [2019-09-18 11:24:47,503 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 39 [2019-09-18 11:24:57,120 WARN L191 SmtUtils]: Spent 9.49 s on a formula simplification. DAG size of input: 74 DAG size of output: 51 [2019-09-18 11:24:57,404 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-18 11:25:02,087 WARN L191 SmtUtils]: Spent 4.67 s on a formula simplification. DAG size of input: 87 DAG size of output: 37 [2019-09-18 11:25:04,659 WARN L191 SmtUtils]: Spent 2.57 s on a formula simplification that was a NOOP. DAG size: 37 [2019-09-18 11:25:07,714 WARN L191 SmtUtils]: Spent 3.05 s on a formula simplification. DAG size of input: 87 DAG size of output: 37 [2019-09-18 11:25:09,917 WARN L191 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 37 [2019-09-18 11:25:12,437 WARN L191 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 63 DAG size of output: 1 [2019-09-18 11:25:14,738 WARN L191 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 50 [2019-09-18 11:25:50,015 WARN L191 SmtUtils]: Spent 35.12 s on a formula simplification. DAG size of input: 71 DAG size of output: 59 [2019-09-18 11:25:59,966 WARN L191 SmtUtils]: Spent 9.94 s on a formula simplification. DAG size of input: 74 DAG size of output: 37 [2019-09-18 11:26:00,293 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2019-09-18 11:26:00,503 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 1 [2019-09-18 11:26:00,832 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 37 [2019-09-18 11:26:01,157 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 39 [2019-09-18 11:26:02,324 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 86 DAG size of output: 37 [2019-09-18 11:26:02,427 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2019-09-18 11:26:08,231 WARN L191 SmtUtils]: Spent 5.80 s on a formula simplification. DAG size of input: 86 DAG size of output: 37 [2019-09-18 11:26:08,354 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2019-09-18 11:26:11,004 WARN L191 SmtUtils]: Spent 2.55 s on a formula simplification that was a NOOP. DAG size: 50 [2019-09-18 11:26:11,885 WARN L191 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 45 [2019-09-18 11:26:21,131 WARN L191 SmtUtils]: Spent 9.23 s on a formula simplification. DAG size of input: 78 DAG size of output: 1 [2019-09-18 11:26:21,933 WARN L191 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 28 [2019-09-18 11:26:34,503 WARN L191 SmtUtils]: Spent 12.40 s on a formula simplification. DAG size of input: 63 DAG size of output: 37 [2019-09-18 11:26:36,656 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 37 [2019-09-18 11:26:39,059 WARN L191 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 63 DAG size of output: 1 [2019-09-18 11:26:39,116 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 11:26:39,116 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 11:26:39,118 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 688#(and (= (ite (= (mod (ite (and (not (= 0 (mod (mod main_~main__x~0 4294967296) 3))) (< (mod main_~main__x~0 4294967296) 0)) (+ (mod (mod main_~main__x~0 4294967296) 3) (- 3)) (mod (mod main_~main__x~0 4294967296) 3)) 4294967296) 0) 1 0) main_~__tmp_1~0) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= 0 main_~main____CPAchecker_TMP_0~0) (= 0 (mod main_~main__y~0 4294967296))) [2019-09-18 11:26:39,131 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 11:26:39,132 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 11:26:39,134 INFO L168 Benchmark]: Toolchain (without parser) took 268895.79 ms. Allocated memory was 137.4 MB in the beginning and 324.0 MB in the end (delta: 186.6 MB). Free memory was 84.4 MB in the beginning and 79.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 191.6 MB. Max. memory is 7.1 GB. [2019-09-18 11:26:39,135 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.4 MB. Free memory was 103.3 MB in the beginning and 103.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 11:26:39,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 217.89 ms. Allocated memory is still 137.4 MB. Free memory was 84.2 MB in the beginning and 74.5 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-09-18 11:26:39,136 INFO L168 Benchmark]: Boogie Preprocessor took 119.69 ms. Allocated memory was 137.4 MB in the beginning and 196.6 MB in the end (delta: 59.2 MB). Free memory was 74.5 MB in the beginning and 174.0 MB in the end (delta: -99.4 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-09-18 11:26:39,137 INFO L168 Benchmark]: RCFGBuilder took 267.48 ms. Allocated memory is still 196.6 MB. Free memory was 174.0 MB in the beginning and 159.9 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2019-09-18 11:26:39,138 INFO L168 Benchmark]: Sifa took 268287.63 ms. Allocated memory was 196.6 MB in the beginning and 324.0 MB in the end (delta: 127.4 MB). Free memory was 159.3 MB in the beginning and 79.5 MB in the end (delta: 79.8 MB). Peak memory consumption was 207.2 MB. Max. memory is 7.1 GB. [2019-09-18 11:26:39,142 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 137.4 MB. Free memory was 103.3 MB in the beginning and 103.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 217.89 ms. Allocated memory is still 137.4 MB. Free memory was 84.2 MB in the beginning and 74.5 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.69 ms. Allocated memory was 137.4 MB in the beginning and 196.6 MB in the end (delta: 59.2 MB). Free memory was 74.5 MB in the beginning and 174.0 MB in the end (delta: -99.4 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 267.48 ms. Allocated memory is still 196.6 MB. Free memory was 174.0 MB in the beginning and 159.9 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * Sifa took 268287.63 ms. Allocated memory was 196.6 MB in the beginning and 324.0 MB in the end (delta: 127.4 MB). Free memory was 159.3 MB in the beginning and 79.5 MB in the end (delta: 79.8 MB). Peak memory consumption was 207.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 268243, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 437, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 416, TOOLS_POST_TIME[ms]: 297, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 30, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 419, TOOLS_QUANTIFIERELIM_TIME[ms]: 224, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 23, FLUID_QUERY_TIME[ms]: 21, FLUID_QUERIES: 457, FLUID_YES_ANSWERS: 3, DOMAIN_JOIN_APPLICATIONS: 60, DOMAIN_JOIN_TIME[ms]: 262891, DOMAIN_ALPHA_APPLICATIONS: 3, DOMAIN_ALPHA_TIME[ms]: 17, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 58, DOMAIN_ISSUBSETEQ_APPLICATIONS: 20, DOMAIN_ISSUBSETEQ_TIME[ms]: 6, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 4735, LOOP_SUMMARIZER_APPLICATIONS: 19, LOOP_SUMMARIZER_CACHE_MISSES: 19, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 227280, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 227279, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 20, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 31, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 31, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 83, DAG_COMPRESSION_PROCESSED_NODES: 1492, DAG_COMPRESSION_RETAINED_NODES: 465 - UnprovableResult [Line: 61]: 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 688#(and (= (ite (= (mod (ite (and (not (= 0 (mod (mod main_~main__x~0 4294967296) 3))) (< (mod main_~main__x~0 4294967296) 0)) (+ (mod (mod main_~main__x~0 4294967296) 3) (- 3)) (mod (mod main_~main__x~0 4294967296) 3)) 4294967296) 0) 1 0) main_~__tmp_1~0) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= 0 main_~main____CPAchecker_TMP_0~0) (= 0 (mod main_~main__y~0 4294967296))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...