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/Problem05_label10.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 19:54:00,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 19:54:00,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 19:54:01,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 19:54:01,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 19:54:01,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 19:54:01,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 19:54:01,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 19:54:01,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 19:54:01,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 19:54:01,024 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 19:54:01,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 19:54:01,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 19:54:01,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 19:54:01,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 19:54:01,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 19:54:01,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 19:54:01,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 19:54:01,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 19:54:01,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 19:54:01,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 19:54:01,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 19:54:01,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 19:54:01,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 19:54:01,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 19:54:01,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 19:54:01,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 19:54:01,054 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 19:54:01,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 19:54:01,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 19:54:01,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 19:54:01,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 19:54:01,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 19:54:01,060 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 19:54:01,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 19:54:01,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 19:54:01,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 19:54:01,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 19:54:01,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 19:54:01,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 19:54:01,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 19:54:01,067 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 [2019-08-22 19:54:01,091 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 19:54:01,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 19:54:01,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 19:54:01,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 19:54:01,095 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 19:54:01,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 19:54:01,096 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 19:54:01,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 19:54:01,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 19:54:01,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 19:54:01,097 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 19:54:01,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 19:54:01,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 19:54:01,098 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 19:54:01,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 19:54:01,099 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 19:54:01,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 19:54:01,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 19:54:01,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 19:54:01,101 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 19:54:01,101 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 19:54:01,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 19:54:01,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 19:54:01,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 19:54:01,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 19:54:01,105 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 19:54:01,105 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 19:54:01,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 19:54:01,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 19:54:01,150 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 19:54:01,163 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 19:54:01,167 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 19:54:01,169 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 19:54:01,170 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 19:54:01,170 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem05_label10.c [2019-08-22 19:54:01,229 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a16d38dd/529cc36826464345a01aec2da5c3c065/FLAG98bcc686c [2019-08-22 19:54:02,200 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 19:54:02,202 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem05_label10.c [2019-08-22 19:54:02,241 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a16d38dd/529cc36826464345a01aec2da5c3c065/FLAG98bcc686c [2019-08-22 19:54:02,571 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a16d38dd/529cc36826464345a01aec2da5c3c065 [2019-08-22 19:54:02,580 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 19:54:02,581 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 19:54:02,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 19:54:02,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 19:54:02,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 19:54:02,587 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:54:02" (1/1) ... [2019-08-22 19:54:02,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46bed76a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:54:02, skipping insertion in model container [2019-08-22 19:54:02,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:54:02" (1/1) ... [2019-08-22 19:54:02,597 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 19:54:02,862 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 19:54:05,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 19:54:05,026 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 19:54:06,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 19:54:06,397 INFO L192 MainTranslator]: Completed translation [2019-08-22 19:54:06,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:54:06 WrapperNode [2019-08-22 19:54:06,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 19:54:06,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 19:54:06,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 19:54:06,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 19:54:06,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:54:06" (1/1) ... [2019-08-22 19:54:06,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:54:06" (1/1) ... [2019-08-22 19:54:06,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:54:06" (1/1) ... [2019-08-22 19:54:06,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:54:06" (1/1) ... [2019-08-22 19:54:06,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:54:06" (1/1) ... [2019-08-22 19:54:06,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:54:06" (1/1) ... [2019-08-22 19:54:06,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:54:06" (1/1) ... [2019-08-22 19:54:06,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 19:54:06,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 19:54:06,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 19:54:06,795 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 19:54:06,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:54:06" (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 [2019-08-22 19:54:06,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 19:54:06,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 19:54:06,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-22 19:54:06,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-22 19:54:06,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-22 19:54:06,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-22 19:54:06,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-08-22 19:54:06,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2019-08-22 19:54:06,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2019-08-22 19:54:06,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2019-08-22 19:54:06,865 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 19:54:06,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-22 19:54:06,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-22 19:54:06,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-22 19:54:06,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-22 19:54:06,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-08-22 19:54:06,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2019-08-22 19:54:06,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2019-08-22 19:54:06,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2019-08-22 19:54:06,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 19:54:06,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 19:54:06,867 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-22 19:54:06,867 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 19:54:06,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 19:54:06,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 19:54:15,070 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 19:54:15,071 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-22 19:54:15,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:54:15 BoogieIcfgContainer [2019-08-22 19:54:15,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 19:54:15,076 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 19:54:15,076 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 19:54:15,077 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 19:54:15,077 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:54:15" (1/1) ... [2019-08-22 19:54:15,091 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 19:54:15,093 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 19:54:15,109 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 19:54:15,117 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 19:54:15,119 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 19:54:15,194 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 71 [2019-08-22 19:54:19,140 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:54:20,948 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:54:20,950 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:54:20,954 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:54:20,955 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:54:21,270 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-22 19:54:21,553 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 19:54:22,508 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 19:54:24,416 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 19:54:29,183 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 19:54:29,184 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-22 19:54:29,185 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-22 19:54:29,185 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-22 19:54:29,853 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 19:54:31,937 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-22 19:54:33,677 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-22 19:54:33,678 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:54:33,678 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:54:33,679 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:54:33,682 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:54:33,685 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:54:33,685 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:54:33,688 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:54:39,187 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-22 19:54:58,291 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:54:58,292 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-22 19:55:00,310 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms