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/eca-rers2012/Problem19_label26.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 00:13:03,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 00:13:03,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 00:13:03,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 00:13:03,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 00:13:03,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 00:13:03,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 00:13:03,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 00:13:03,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 00:13:03,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 00:13:03,994 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 00:13:03,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 00:13:03,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 00:13:03,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 00:13:03,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 00:13:03,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 00:13:04,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 00:13:04,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 00:13:04,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 00:13:04,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 00:13:04,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 00:13:04,008 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 00:13:04,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 00:13:04,010 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 00:13:04,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 00:13:04,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 00:13:04,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 00:13:04,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 00:13:04,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 00:13:04,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 00:13:04,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 00:13:04,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 00:13:04,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 00:13:04,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 00:13:04,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 00:13:04,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 00:13:04,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 00:13:04,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 00:13:04,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 00:13:04,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 00:13:04,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 00:13:04,024 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 [2019-08-10 00:13:04,039 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 00:13:04,039 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 00:13:04,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 00:13:04,041 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 00:13:04,041 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 00:13:04,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 00:13:04,041 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 00:13:04,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 00:13:04,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 00:13:04,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 00:13:04,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 00:13:04,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 00:13:04,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 00:13:04,043 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 00:13:04,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 00:13:04,043 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 00:13:04,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 00:13:04,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 00:13:04,044 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 00:13:04,044 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 00:13:04,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 00:13:04,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 00:13:04,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 00:13:04,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 00:13:04,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 00:13:04,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 00:13:04,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 00:13:04,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 00:13:04,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 00:13:04,076 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 00:13:04,089 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 00:13:04,092 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 00:13:04,094 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 00:13:04,094 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 00:13:04,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem19_label26.c [2019-08-10 00:13:04,162 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b748cc54/7fe4bad3ba484e9189f8e57d92894dd6/FLAG5f7107de2 [2019-08-10 00:13:05,093 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 00:13:05,095 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem19_label26.c [2019-08-10 00:13:05,140 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b748cc54/7fe4bad3ba484e9189f8e57d92894dd6/FLAG5f7107de2 [2019-08-10 00:13:05,533 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b748cc54/7fe4bad3ba484e9189f8e57d92894dd6 [2019-08-10 00:13:05,542 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 00:13:05,543 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 00:13:05,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 00:13:05,569 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 00:13:05,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 00:13:05,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 12:13:05" (1/1) ... [2019-08-10 00:13:05,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58a14906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:13:05, skipping insertion in model container [2019-08-10 00:13:05,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 12:13:05" (1/1) ... [2019-08-10 00:13:05,592 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 00:13:05,812 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 00:13:08,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 00:13:08,149 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 00:13:09,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 00:13:09,373 INFO L192 MainTranslator]: Completed translation [2019-08-10 00:13:09,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:13:09 WrapperNode [2019-08-10 00:13:09,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 00:13:09,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 00:13:09,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 00:13:09,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 00:13:09,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:13:09" (1/1) ... [2019-08-10 00:13:09,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:13:09" (1/1) ... [2019-08-10 00:13:09,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:13:09" (1/1) ... [2019-08-10 00:13:09,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:13:09" (1/1) ... [2019-08-10 00:13:09,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:13:09" (1/1) ... [2019-08-10 00:13:09,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:13:09" (1/1) ... [2019-08-10 00:13:09,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:13:09" (1/1) ... [2019-08-10 00:13:09,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 00:13:09,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 00:13:09,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 00:13:09,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 00:13:09,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:13:09" (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 [2019-08-10 00:13:09,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 00:13:09,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 00:13:09,870 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-10 00:13:09,870 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-10 00:13:09,870 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-10 00:13:09,870 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-10 00:13:09,871 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-08-10 00:13:09,871 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2019-08-10 00:13:09,871 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 00:13:09,871 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-10 00:13:09,871 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-10 00:13:09,872 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-10 00:13:09,872 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-10 00:13:09,872 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-08-10 00:13:09,872 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2019-08-10 00:13:09,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 00:13:09,873 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-10 00:13:09,873 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-10 00:13:09,873 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 00:13:09,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 00:13:09,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 00:13:20,839 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 00:13:20,840 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-10 00:13:20,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 12:13:20 BoogieIcfgContainer [2019-08-10 00:13:20,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 00:13:20,849 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 00:13:20,850 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 00:13:20,850 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 00:13:20,852 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 12:13:20" (1/1) ... [2019-08-10 00:13:27,063 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 11907 conjuctions. This might take some time... [2019-08-10 00:14:02,638 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5103 conjuctions. This might take some time... [2019-08-10 00:14:20,279 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5832 conjuctions. This might take some time... [2019-08-10 00:15:11,565 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 13122 conjuctions. This might take some time... [2019-08-10 00:15:32,245 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6561 conjuctions. This might take some time... [2019-08-10 00:15:41,754 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 39366 conjuctions. This might take some time... [2019-08-10 00:18:06,252 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 13122 conjuctions. This might take some time... [2019-08-10 00:18:25,246 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 19683 conjuctions. This might take some time... [2019-08-10 00:19:23,115 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 59049 conjuctions. This might take some time...