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-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 06:14:17,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 06:14:17,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 06:14:17,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 06:14:17,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 06:14:17,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 06:14:17,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 06:14:17,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 06:14:17,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 06:14:17,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 06:14:17,125 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 06:14:17,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 06:14:17,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 06:14:17,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 06:14:17,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 06:14:17,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 06:14:17,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 06:14:17,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 06:14:17,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 06:14:17,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 06:14:17,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 06:14:17,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 06:14:17,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 06:14:17,139 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 06:14:17,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 06:14:17,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 06:14:17,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 06:14:17,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 06:14:17,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 06:14:17,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 06:14:17,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 06:14:17,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 06:14:17,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 06:14:17,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 06:14:17,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 06:14:17,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 06:14:17,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 06:14:17,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 06:14:17,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 06:14:17,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 06:14:17,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 06:14:17,151 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 06:14:17,174 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 06:14:17,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 06:14:17,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 06:14:17,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 06:14:17,177 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 06:14:17,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 06:14:17,178 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 06:14:17,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 06:14:17,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 06:14:17,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 06:14:17,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 06:14:17,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 06:14:17,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 06:14:17,180 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 06:14:17,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 06:14:17,181 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 06:14:17,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 06:14:17,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 06:14:17,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 06:14:17,182 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 06:14:17,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 06:14:17,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 06:14:17,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 06:14:17,183 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 06:14:17,184 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 06:14:17,184 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 06:14:17,184 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 06:14:17,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 06:14:17,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 06:14:17,239 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 06:14:17,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 06:14:17,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 06:14:17,265 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 06:14:17,266 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 06:14:17,266 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-08-10 06:14:17,346 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a6367842/e903ad15812640ada3c51818b8299b57/FLAGf71d81915 [2019-08-10 06:14:17,946 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 06:14:17,947 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-08-10 06:14:17,966 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a6367842/e903ad15812640ada3c51818b8299b57/FLAGf71d81915 [2019-08-10 06:14:18,206 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a6367842/e903ad15812640ada3c51818b8299b57 [2019-08-10 06:14:18,218 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 06:14:18,220 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 06:14:18,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 06:14:18,224 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 06:14:18,228 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 06:14:18,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 06:14:18" (1/1) ... [2019-08-10 06:14:18,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a129550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:18, skipping insertion in model container [2019-08-10 06:14:18,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 06:14:18" (1/1) ... [2019-08-10 06:14:18,241 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 06:14:18,304 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 06:14:18,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 06:14:18,604 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 06:14:18,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 06:14:18,822 INFO L192 MainTranslator]: Completed translation [2019-08-10 06:14:18,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:18 WrapperNode [2019-08-10 06:14:18,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 06:14:18,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 06:14:18,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 06:14:18,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 06:14:18,835 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:18" (1/1) ... [2019-08-10 06:14:18,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:18" (1/1) ... [2019-08-10 06:14:18,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:18" (1/1) ... [2019-08-10 06:14:18,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:18" (1/1) ... [2019-08-10 06:14:18,861 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:18" (1/1) ... [2019-08-10 06:14:18,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:18" (1/1) ... [2019-08-10 06:14:18,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:18" (1/1) ... [2019-08-10 06:14:18,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 06:14:18,880 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 06:14:18,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 06:14:18,881 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 06:14:18,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:18" (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 06:14:18,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 06:14:18,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 06:14:18,947 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 06:14:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 06:14:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-10 06:14:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-10 06:14:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-10 06:14:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 06:14:18,948 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-10 06:14:18,948 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-10 06:14:18,948 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-10 06:14:18,948 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-10 06:14:18,949 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-10 06:14:18,949 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-10 06:14:18,949 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-10 06:14:18,949 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-10 06:14:18,949 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 06:14:18,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 06:14:18,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 06:14:19,731 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 06:14:19,732 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 06:14:19,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 06:14:19 BoogieIcfgContainer [2019-08-10 06:14:19,733 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 06:14:19,734 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 06:14:19,734 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 06:14:19,734 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 06:14:19,735 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 06:14:19" (1/1) ... [2019-08-10 06:14:20,119 WARN L188 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-08-10 06:14:20,312 WARN L188 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-08-10 06:15:59,260 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5020 conjuctions. This might take some time... [2019-08-10 06:17:34,646 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5020 conjuctions. This might take some time... [2019-08-10 06:21:24,381 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 9608 conjuctions. This might take some time... [2019-08-10 06:22:06,099 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 9608 conjuctions. This might take some time... [2019-08-10 06:22:45,513 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 9608 conjuctions. This might take some time... [2019-08-10 06:23:21,334 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 9560 conjuctions. This might take some time... [2019-08-10 06:23:57,070 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 9608 conjuctions. This might take some time... [2019-08-10 06:24:36,110 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 9592 conjuctions. This might take some time... [2019-08-10 06:26:53,120 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 8464 conjuctions. This might take some time... [2019-08-10 06:28:20,175 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 8472 conjuctions. This might take some time...