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/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 04:17:55,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 04:17:55,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 04:17:55,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 04:17:55,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 04:17:55,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 04:17:55,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 04:17:55,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 04:17:55,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 04:17:55,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 04:17:55,422 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 04:17:55,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 04:17:55,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 04:17:55,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 04:17:55,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 04:17:55,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 04:17:55,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 04:17:55,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 04:17:55,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 04:17:55,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 04:17:55,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 04:17:55,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 04:17:55,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 04:17:55,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 04:17:55,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 04:17:55,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 04:17:55,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 04:17:55,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 04:17:55,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 04:17:55,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 04:17:55,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 04:17:55,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 04:17:55,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 04:17:55,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 04:17:55,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 04:17:55,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 04:17:55,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 04:17:55,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 04:17:55,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 04:17:55,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 04:17:55,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 04:17:55,485 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 04:17:55,508 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 04:17:55,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 04:17:55,511 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 04:17:55,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 04:17:55,511 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 04:17:55,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 04:17:55,512 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 04:17:55,512 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 04:17:55,512 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 04:17:55,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 04:17:55,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 04:17:55,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 04:17:55,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 04:17:55,514 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 04:17:55,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 04:17:55,514 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 04:17:55,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 04:17:55,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 04:17:55,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 04:17:55,515 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 04:17:55,516 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 04:17:55,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 04:17:55,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 04:17:55,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 04:17:55,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 04:17:55,517 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 04:17:55,517 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 04:17:55,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 04:17:55,517 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 04:17:55,554 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 04:17:55,567 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 04:17:55,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 04:17:55,573 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 04:17:55,573 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 04:17:55,574 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c [2019-08-10 04:17:55,666 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aabf6db1/302e524605b348f88b46abba3f2c2a57/FLAG2cf18b82e [2019-08-10 04:17:56,294 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 04:17:56,295 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c [2019-08-10 04:17:56,326 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aabf6db1/302e524605b348f88b46abba3f2c2a57/FLAG2cf18b82e [2019-08-10 04:17:56,483 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aabf6db1/302e524605b348f88b46abba3f2c2a57 [2019-08-10 04:17:56,493 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 04:17:56,494 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 04:17:56,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 04:17:56,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 04:17:56,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 04:17:56,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 04:17:56" (1/1) ... [2019-08-10 04:17:56,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4627e1a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:17:56, skipping insertion in model container [2019-08-10 04:17:56,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 04:17:56" (1/1) ... [2019-08-10 04:17:56,514 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 04:17:56,602 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 04:17:57,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 04:17:57,227 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 04:17:57,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 04:17:57,365 INFO L192 MainTranslator]: Completed translation [2019-08-10 04:17:57,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:17:57 WrapperNode [2019-08-10 04:17:57,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 04:17:57,367 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 04:17:57,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 04:17:57,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 04:17:57,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:17:57" (1/1) ... [2019-08-10 04:17:57,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:17:57" (1/1) ... [2019-08-10 04:17:57,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:17:57" (1/1) ... [2019-08-10 04:17:57,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:17:57" (1/1) ... [2019-08-10 04:17:57,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:17:57" (1/1) ... [2019-08-10 04:17:57,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:17:57" (1/1) ... [2019-08-10 04:17:57,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:17:57" (1/1) ... [2019-08-10 04:17:57,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 04:17:57,581 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 04:17:57,581 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 04:17:57,581 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 04:17:57,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:17:57" (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 04:17:57,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 04:17:57,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 04:17:57,654 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-10 04:17:57,654 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-10 04:17:57,655 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-10 04:17:57,655 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-10 04:17:57,656 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-10 04:17:57,656 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-10 04:17:57,656 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-10 04:17:57,656 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 04:17:57,657 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-10 04:17:57,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 04:17:57,658 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-10 04:17:57,658 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-10 04:17:57,659 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-10 04:17:57,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 04:17:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-10 04:17:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-10 04:17:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-10 04:17:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-10 04:17:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-10 04:17:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-10 04:17:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-10 04:17:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-10 04:17:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-10 04:17:57,663 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 04:17:57,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 04:17:57,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 04:18:00,024 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 04:18:00,025 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-10 04:18:00,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 04:18:00 BoogieIcfgContainer [2019-08-10 04:18:00,027 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 04:18:00,028 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 04:18:00,028 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 04:18:00,028 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 04:18:00,029 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 04:18:00" (1/1) ... [2019-08-10 04:18:01,248 WARN L188 SmtUtils]: Spent 969.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2019-08-10 04:18:02,030 WARN L188 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 271