/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-BasicCegarLoop.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/bench-exp2x4.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-10 02:10:27,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 02:10:27,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 02:10:27,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-10 02:10:27,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-10 02:10:27,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-10 02:10:27,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-10 02:10:27,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-10 02:10:27,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-10 02:10:27,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-10 02:10:27,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-10 02:10:27,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-10 02:10:27,274 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 02:10:27,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 02:10:27,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 02:10:27,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 02:10:27,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 02:10:27,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 02:10:27,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 02:10:27,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 02:10:27,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 02:10:27,295 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 02:10:27,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 02:10:27,299 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 02:10:27,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-10 02:10:27,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-10 02:10:27,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-10 02:10:27,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-10 02:10:27,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-10 02:10:27,303 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-10 02:10:27,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-10 02:10:27,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-10 02:10:27,304 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-10 02:10:27,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-10 02:10:27,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-10 02:10:27,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-10 02:10:27,306 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-10 02:10:27,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-10 02:10:27,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 02:10:27,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 02:10:27,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 02:10:27,315 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-BasicCegarLoop.epf [2022-02-10 02:10:27,344 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 02:10:27,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 02:10:27,345 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 02:10:27,345 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 02:10:27,345 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 02:10:27,345 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 02:10:27,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 02:10:27,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 02:10:27,346 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 02:10:27,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 02:10:27,346 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 02:10:27,346 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 02:10:27,346 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 02:10:27,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 02:10:27,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 02:10:27,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 02:10:27,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 02:10:27,361 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 02:10:27,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 02:10:27,361 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 02:10:27,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 02:10:27,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 02:10:27,362 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 02:10:27,362 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 02:10:27,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 02:10:27,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 02:10:27,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 02:10:27,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 02:10:27,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 02:10:27,366 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 02:10:27,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 02:10:27,366 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 02:10:27,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 02:10:27,366 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-02-10 02:10:27,366 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-10 02:10:27,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 02:10:27,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 02:10:27,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 02:10:27,594 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 02:10:27,595 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 02:10:27,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp2x4.wvr.c [2022-02-10 02:10:27,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16a28556d/6844ade1c4384d0cbc5fb5b1a8c9bf74/FLAGe5bb1b2fd [2022-02-10 02:10:27,947 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 02:10:27,948 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x4.wvr.c [2022-02-10 02:10:27,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16a28556d/6844ade1c4384d0cbc5fb5b1a8c9bf74/FLAGe5bb1b2fd [2022-02-10 02:10:28,380 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16a28556d/6844ade1c4384d0cbc5fb5b1a8c9bf74 [2022-02-10 02:10:28,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 02:10:28,383 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 02:10:28,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 02:10:28,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 02:10:28,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 02:10:28,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 02:10:28" (1/1) ... [2022-02-10 02:10:28,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79257c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:10:28, skipping insertion in model container [2022-02-10 02:10:28,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 02:10:28" (1/1) ... [2022-02-10 02:10:28,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 02:10:28,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 02:10:28,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x4.wvr.c[2309,2322] [2022-02-10 02:10:28,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 02:10:28,607 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 02:10:28,623 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x4.wvr.c[2309,2322] [2022-02-10 02:10:28,624 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 02:10:28,638 INFO L208 MainTranslator]: Completed translation [2022-02-10 02:10:28,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:10:28 WrapperNode [2022-02-10 02:10:28,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 02:10:28,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 02:10:28,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 02:10:28,640 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 02:10:28,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:10:28" (1/1) ... [2022-02-10 02:10:28,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:10:28" (1/1) ... [2022-02-10 02:10:28,680 INFO L137 Inliner]: procedures = 20, calls = 32, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2022-02-10 02:10:28,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 02:10:28,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 02:10:28,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 02:10:28,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 02:10:28,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:10:28" (1/1) ... [2022-02-10 02:10:28,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:10:28" (1/1) ... [2022-02-10 02:10:28,691 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:10:28" (1/1) ... [2022-02-10 02:10:28,691 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:10:28" (1/1) ... [2022-02-10 02:10:28,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:10:28" (1/1) ... [2022-02-10 02:10:28,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:10:28" (1/1) ... [2022-02-10 02:10:28,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:10:28" (1/1) ... [2022-02-10 02:10:28,710 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 02:10:28,711 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 02:10:28,711 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 02:10:28,711 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 02:10:28,712 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:10:28" (1/1) ... [2022-02-10 02:10:28,718 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 02:10:28,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 02:10:28,781 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-10 02:10:28,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-10 02:10:28,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 02:10:28,820 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-10 02:10:28,820 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-10 02:10:28,820 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-10 02:10:28,821 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-10 02:10:28,821 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-02-10 02:10:28,821 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-02-10 02:10:28,821 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-02-10 02:10:28,822 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-02-10 02:10:28,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 02:10:28,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 02:10:28,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 02:10:28,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 02:10:28,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 02:10:28,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 02:10:28,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 02:10:28,824 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 02:10:28,909 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 02:10:28,910 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 02:10:29,131 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 02:10:29,139 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 02:10:29,139 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-02-10 02:10:29,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 02:10:29 BoogieIcfgContainer [2022-02-10 02:10:29,141 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 02:10:29,143 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 02:10:29,143 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 02:10:29,146 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 02:10:29,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 02:10:28" (1/3) ... [2022-02-10 02:10:29,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c5b9e46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 02:10:29, skipping insertion in model container [2022-02-10 02:10:29,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:10:28" (2/3) ... [2022-02-10 02:10:29,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c5b9e46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 02:10:29, skipping insertion in model container [2022-02-10 02:10:29,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 02:10:29" (3/3) ... [2022-02-10 02:10:29,149 INFO L111 eAbstractionObserver]: Analyzing ICFG bench-exp2x4.wvr.c [2022-02-10 02:10:29,153 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 02:10:29,153 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 02:10:29,153 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-10 02:10:29,153 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 02:10:29,201 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,202 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,202 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,202 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,203 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,204 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,204 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,209 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,210 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,211 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,211 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,211 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,213 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,213 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,213 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,213 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,217 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,218 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,220 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,220 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,221 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,221 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,222 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,222 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:10:29,228 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-02-10 02:10:29,279 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 02:10:29,291 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-10 02:10:29,291 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-02-10 02:10:29,308 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 132 places, 129 transitions, 290 flow [2022-02-10 02:10:29,863 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 7558 states, 7557 states have (on average 5.038904327113934) internal successors, (38079), 7557 states have internal predecessors, (38079), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)