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 -i ../../../trunk/examples/svcomp/loop-new/gauss_sum.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 07:12:59,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 07:12:59,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 07:12:59,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 07:12:59,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 07:12:59,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 07:12:59,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 07:12:59,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 07:12:59,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 07:12:59,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 07:12:59,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 07:12:59,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 07:12:59,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 07:12:59,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 07:12:59,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 07:12:59,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 07:12:59,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 07:12:59,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 07:12:59,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 07:12:59,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 07:12:59,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 07:12:59,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 07:12:59,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 07:12:59,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 07:12:59,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 07:12:59,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 07:12:59,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 07:12:59,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 07:12:59,406 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 07:12:59,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 07:12:59,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 07:12:59,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 07:12:59,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 07:12:59,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 07:12:59,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 07:12:59,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 07:12:59,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 07:12:59,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 07:12:59,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 07:12:59,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 07:12:59,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 07:12:59,422 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 [2019-08-31 07:12:59,452 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 07:12:59,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 07:12:59,456 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 07:12:59,456 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 07:12:59,457 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 07:12:59,457 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 07:12:59,457 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 07:12:59,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 07:12:59,458 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 07:12:59,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 07:12:59,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 07:12:59,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 07:12:59,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 07:12:59,460 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 07:12:59,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 07:12:59,460 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 07:12:59,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 07:12:59,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 07:12:59,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 07:12:59,461 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 07:12:59,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 07:12:59,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 07:12:59,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 07:12:59,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 07:12:59,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 07:12:59,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 07:12:59,463 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 07:12:59,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 07:12:59,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 07:12:59,522 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 07:12:59,538 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 07:12:59,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 07:12:59,543 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 07:12:59,544 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 07:12:59,545 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-new/gauss_sum.i.v+cfa-reducer.c [2019-08-31 07:12:59,616 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7784beeb6/9a72af0d3058447eaee2828f64139050/FLAGad10eabc8 [2019-08-31 07:13:00,014 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 07:13:00,014 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-new/gauss_sum.i.v+cfa-reducer.c [2019-08-31 07:13:00,024 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7784beeb6/9a72af0d3058447eaee2828f64139050/FLAGad10eabc8 [2019-08-31 07:13:00,439 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7784beeb6/9a72af0d3058447eaee2828f64139050 [2019-08-31 07:13:00,448 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 07:13:00,449 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 07:13:00,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 07:13:00,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 07:13:00,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 07:13:00,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:13:00" (1/1) ... [2019-08-31 07:13:00,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15d5fdcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:13:00, skipping insertion in model container [2019-08-31 07:13:00,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:13:00" (1/1) ... [2019-08-31 07:13:00,467 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 07:13:00,488 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 07:13:00,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 07:13:00,727 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 07:13:00,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 07:13:00,772 INFO L192 MainTranslator]: Completed translation [2019-08-31 07:13:00,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:13:00 WrapperNode [2019-08-31 07:13:00,774 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 07:13:00,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 07:13:00,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 07:13:00,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 07:13:00,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:13:00" (1/1) ... [2019-08-31 07:13:00,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:13:00" (1/1) ... [2019-08-31 07:13:00,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:13:00" (1/1) ... [2019-08-31 07:13:00,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:13:00" (1/1) ... [2019-08-31 07:13:00,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:13:00" (1/1) ... [2019-08-31 07:13:00,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:13:00" (1/1) ... [2019-08-31 07:13:00,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:13:00" (1/1) ... [2019-08-31 07:13:00,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 07:13:00,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 07:13:00,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 07:13:00,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 07:13:00,933 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:13:00" (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 [2019-08-31 07:13:00,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 07:13:00,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 07:13:00,992 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 07:13:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 07:13:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-31 07:13:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-31 07:13:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 07:13:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 07:13:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 07:13:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 07:13:01,152 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 07:13:01,153 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-31 07:13:01,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:13:01 BoogieIcfgContainer [2019-08-31 07:13:01,154 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 07:13:01,155 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 07:13:01,155 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 07:13:01,155 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 07:13:01,157 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:13:01" (1/1) ... [2019-08-31 07:13:01,191 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 07:13:01,191 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 07:13:01,197 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 07:13:01,205 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 07:13:01,207 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 07:13:01,278 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-08-31 07:19:50,793 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5101 conjuctions. This might take some time... [2019-08-31 07:19:54,619 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5101 conjuctions. [2019-08-31 07:21:21,671 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6051 conjuctions. This might take some time... [2019-08-31 07:21:28,907 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 6051 conjuctions. [2019-08-31 07:23:25,921 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5101 conjuctions. This might take some time... [2019-08-31 07:23:31,290 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5101 conjuctions. [2019-08-31 07:26:28,141 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5568 conjuctions. This might take some time... [2019-08-31 07:26:33,051 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5568 conjuctions.