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-lit/hhk2008.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 06:59:34,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 06:59:34,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 06:59:34,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 06:59:34,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 06:59:34,715 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 06:59:34,716 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 06:59:34,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 06:59:34,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 06:59:34,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 06:59:34,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 06:59:34,722 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 06:59:34,723 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 06:59:34,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 06:59:34,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 06:59:34,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 06:59:34,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 06:59:34,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 06:59:34,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 06:59:34,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 06:59:34,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 06:59:34,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 06:59:34,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 06:59:34,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 06:59:34,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 06:59:34,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 06:59:34,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 06:59:34,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 06:59:34,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 06:59:34,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 06:59:34,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 06:59:34,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 06:59:34,744 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 06:59:34,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 06:59:34,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 06:59:34,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 06:59:34,747 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 06:59:34,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 06:59:34,748 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 06:59:34,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 06:59:34,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 06:59:34,750 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 06:59:34,766 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 06:59:34,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 06:59:34,768 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 06:59:34,768 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 06:59:34,768 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 06:59:34,769 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 06:59:34,769 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 06:59:34,769 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 06:59:34,769 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 06:59:34,769 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 06:59:34,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 06:59:34,770 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 06:59:34,770 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 06:59:34,770 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 06:59:34,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 06:59:34,770 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 06:59:34,771 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 06:59:34,771 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 06:59:34,771 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 06:59:34,771 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 06:59:34,771 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 06:59:34,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 06:59:34,772 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 06:59:34,772 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 06:59:34,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 06:59:34,772 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 06:59:34,773 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 06:59:34,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 06:59:34,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 06:59:34,804 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 06:59:34,817 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 06:59:34,820 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 06:59:34,821 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 06:59:34,822 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 06:59:34,823 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/hhk2008.i [2019-08-31 06:59:34,895 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c70bb33/e8bde08df621482da2dbf41aad5414b8/FLAGaec9d6546 [2019-08-31 06:59:35,384 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 06:59:35,387 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/hhk2008.i [2019-08-31 06:59:35,394 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c70bb33/e8bde08df621482da2dbf41aad5414b8/FLAGaec9d6546 [2019-08-31 06:59:35,698 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c70bb33/e8bde08df621482da2dbf41aad5414b8 [2019-08-31 06:59:35,712 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 06:59:35,714 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 06:59:35,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 06:59:35,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 06:59:35,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 06:59:35,720 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 06:59:35" (1/1) ... [2019-08-31 06:59:35,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45d6dc06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:59:35, skipping insertion in model container [2019-08-31 06:59:35,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 06:59:35" (1/1) ... [2019-08-31 06:59:35,732 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 06:59:35,751 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 06:59:35,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 06:59:35,926 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 06:59:35,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 06:59:35,955 INFO L192 MainTranslator]: Completed translation [2019-08-31 06:59:35,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:59:35 WrapperNode [2019-08-31 06:59:35,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 06:59:35,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 06:59:35,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 06:59:35,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 06:59:35,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:59:35" (1/1) ... [2019-08-31 06:59:35,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:59:35" (1/1) ... [2019-08-31 06:59:36,076 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:59:35" (1/1) ... [2019-08-31 06:59:36,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:59:35" (1/1) ... [2019-08-31 06:59:36,083 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:59:35" (1/1) ... [2019-08-31 06:59:36,089 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:59:35" (1/1) ... [2019-08-31 06:59:36,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:59:35" (1/1) ... [2019-08-31 06:59:36,097 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 06:59:36,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 06:59:36,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 06:59:36,098 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 06:59:36,099 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:59:35" (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 06:59:36,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 06:59:36,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 06:59:36,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-31 06:59:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 06:59:36,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 06:59:36,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-31 06:59:36,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-31 06:59:36,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 06:59:36,167 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 06:59:36,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 06:59:36,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 06:59:36,332 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 06:59:36,333 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-31 06:59:36,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 06:59:36 BoogieIcfgContainer [2019-08-31 06:59:36,335 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 06:59:36,335 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 06:59:36,335 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 06:59:36,336 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 06:59:36,337 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 06:59:36" (1/1) ... [2019-08-31 06:59:36,371 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 06:59:36,372 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 06:59:36,379 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 06:59:36,389 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 06:59:36,391 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 06:59:36,453 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-08-31 07:04:35,797 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5065 conjuctions. This might take some time... [2019-08-31 07:04:38,127 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5065 conjuctions. [2019-08-31 07:06:20,602 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5266 conjuctions. This might take some time... [2019-08-31 07:06:23,970 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5266 conjuctions. [2019-08-31 07:06:52,663 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5124 conjuctions. This might take some time... [2019-08-31 07:06:58,361 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5124 conjuctions. [2019-08-31 07:06:58,453 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6781 conjuctions. This might take some time... [2019-08-31 07:07:06,193 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 6781 conjuctions. [2019-08-31 07:08:55,814 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5065 conjuctions. This might take some time... [2019-08-31 07:08:58,232 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5065 conjuctions. [2019-08-31 07:08:58,317 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 7353 conjuctions. This might take some time... [2019-08-31 07:09:04,500 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 7353 conjuctions. [2019-08-31 07:09:57,355 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5266 conjuctions. This might take some time... [2019-08-31 07:10:00,704 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5266 conjuctions. [2019-08-31 07:10:29,190 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5124 conjuctions. This might take some time... [2019-08-31 07:10:34,525 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5124 conjuctions. [2019-08-31 07:10:34,604 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6781 conjuctions. This might take some time... [2019-08-31 07:10:46,348 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 6781 conjuctions. [2019-08-31 07:12:24,383 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6169 conjuctions. This might take some time... [2019-08-31 07:12:32,235 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 6169 conjuctions.