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_label45.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 19:57:16,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 19:57:16,447 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 19:57:16,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 19:57:16,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 19:57:16,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 19:57:16,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 19:57:16,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 19:57:16,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 19:57:16,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 19:57:16,467 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 19:57:16,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 19:57:16,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 19:57:16,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 19:57:16,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 19:57:16,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 19:57:16,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 19:57:16,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 19:57:16,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 19:57:16,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 19:57:16,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 19:57:16,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 19:57:16,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 19:57:16,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 19:57:16,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 19:57:16,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 19:57:16,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 19:57:16,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 19:57:16,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 19:57:16,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 19:57:16,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 19:57:16,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 19:57:16,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 19:57:16,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 19:57:16,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 19:57:16,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 19:57:16,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 19:57:16,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 19:57:16,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 19:57:16,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 19:57:16,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 19:57:16,494 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 19:57:16,508 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 19:57:16,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 19:57:16,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 19:57:16,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 19:57:16,510 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 19:57:16,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 19:57:16,510 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 19:57:16,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 19:57:16,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 19:57:16,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 19:57:16,511 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 19:57:16,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 19:57:16,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 19:57:16,511 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 19:57:16,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 19:57:16,512 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 19:57:16,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 19:57:16,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 19:57:16,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 19:57:16,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 19:57:16,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 19:57:16,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 19:57:16,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 19:57:16,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 19:57:16,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 19:57:16,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 19:57:16,514 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 19:57:16,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 19:57:16,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 19:57:16,550 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 19:57:16,563 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 19:57:16,566 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 19:57:16,568 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 19:57:16,568 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 19:57:16,569 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem05_label45.c [2019-08-22 19:57:16,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c246fc42/948a50127917482ca4c1df6984583b9c/FLAGba2f164e6 [2019-08-22 19:57:17,576 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 19:57:17,578 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem05_label45.c [2019-08-22 19:57:17,614 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c246fc42/948a50127917482ca4c1df6984583b9c/FLAGba2f164e6 [2019-08-22 19:57:17,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c246fc42/948a50127917482ca4c1df6984583b9c [2019-08-22 19:57:17,961 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 19:57:17,962 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 19:57:17,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 19:57:17,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 19:57:17,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 19:57:17,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:57:17" (1/1) ... [2019-08-22 19:57:17,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59155631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:57:17, skipping insertion in model container [2019-08-22 19:57:17,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:57:17" (1/1) ... [2019-08-22 19:57:17,980 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 19:57:18,223 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 19:57:20,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 19:57:20,509 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 19:57:21,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 19:57:21,857 INFO L192 MainTranslator]: Completed translation [2019-08-22 19:57:21,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:57:21 WrapperNode [2019-08-22 19:57:21,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 19:57:21,859 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 19:57:21,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 19:57:21,859 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 19:57:21,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:57:21" (1/1) ... [2019-08-22 19:57:21,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:57:21" (1/1) ... [2019-08-22 19:57:21,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:57:21" (1/1) ... [2019-08-22 19:57:21,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:57:21" (1/1) ... [2019-08-22 19:57:22,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:57:21" (1/1) ... [2019-08-22 19:57:22,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:57:21" (1/1) ... [2019-08-22 19:57:22,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:57:21" (1/1) ... [2019-08-22 19:57:22,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 19:57:22,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 19:57:22,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 19:57:22,360 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 19:57:22,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:57:21" (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 19:57:22,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 19:57:22,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 19:57:22,432 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-22 19:57:22,432 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-22 19:57:22,433 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-22 19:57:22,433 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-22 19:57:22,433 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-08-22 19:57:22,434 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2019-08-22 19:57:22,434 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2019-08-22 19:57:22,434 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2019-08-22 19:57:22,434 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 19:57:22,434 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-22 19:57:22,435 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-22 19:57:22,435 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-22 19:57:22,436 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-22 19:57:22,436 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-08-22 19:57:22,438 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2019-08-22 19:57:22,439 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2019-08-22 19:57:22,439 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2019-08-22 19:57:22,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 19:57:22,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 19:57:22,439 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-22 19:57:22,440 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 19:57:22,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 19:57:22,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 19:57:30,695 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 19:57:30,695 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-22 19:57:30,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:57:30 BoogieIcfgContainer [2019-08-22 19:57:30,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 19:57:30,699 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 19:57:30,699 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 19:57:30,699 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 19:57:30,700 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:57:30" (1/1) ... [2019-08-22 19:57:30,714 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 19:57:30,717 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 19:57:30,744 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 19:57:30,752 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 19:57:30,754 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 19:57:30,828 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 71 [2019-08-22 19:57:34,626 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:57:35,924 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:57:35,925 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:57:35,928 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:57:35,929 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:57:36,232 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-22 19:57:36,475 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 19:57:37,381 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 19:57:39,212 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 19:57:43,839 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 19:57:43,840 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-22 19:57:43,841 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-22 19:57:43,842 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-22 19:57:44,553 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 19:57:46,582 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-22 19:57:48,314 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-22 19:57:48,315 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:57:48,316 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:57:48,316 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:57:48,324 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:57:48,326 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:57:48,326 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:57:48,329 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:57:53,693 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-22 19:58:12,770 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:58:12,771 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-22 19:58:14,754 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms