/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-MCRwithoutDepranks-Lazy.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/forkJoinNotMod.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-20 10:45:24,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 10:45:24,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 10:45:24,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 10:45:24,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 10:45:24,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 10:45:24,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 10:45:24,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 10:45:24,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 10:45:24,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 10:45:24,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 10:45:24,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 10:45:24,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 10:45:24,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 10:45:24,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 10:45:24,312 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 10:45:24,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 10:45:24,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 10:45:24,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 10:45:24,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 10:45:24,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 10:45:24,320 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 10:45:24,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 10:45:24,322 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 10:45:24,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 10:45:24,325 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 10:45:24,325 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 10:45:24,326 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 10:45:24,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 10:45:24,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 10:45:24,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 10:45:24,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 10:45:24,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 10:45:24,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 10:45:24,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 10:45:24,330 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 10:45:24,331 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 10:45:24,331 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 10:45:24,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 10:45:24,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 10:45:24,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 10:45:24,333 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-MCRwithoutDepranks-Lazy.epf [2022-02-20 10:45:24,362 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 10:45:24,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 10:45:24,362 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 10:45:24,363 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 10:45:24,364 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 10:45:24,364 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 10:45:24,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 10:45:24,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 10:45:24,364 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 10:45:24,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 10:45:24,365 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 10:45:24,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 10:45:24,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 10:45:24,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 10:45:24,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 10:45:24,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 10:45:24,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 10:45:24,367 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 10:45:24,367 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 10:45:24,367 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 10:45:24,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 10:45:24,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 10:45:24,367 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 10:45:24,367 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-20 10:45:24,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 10:45:24,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 10:45:24,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 10:45:24,369 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-20 10:45:24,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 10:45:24,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 10:45:24,370 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 10:45:24,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 10:45:24,370 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 10:45:24,370 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-20 10:45:24,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 10:45:24,370 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-02-20 10:45:24,371 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-20 10:45:24,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 10:45:24,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 10:45:24,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 10:45:24,576 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 10:45:24,577 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 10:45:24,578 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/forkJoinNotMod.c [2022-02-20 10:45:24,648 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e3366456/ed63d4fa02e14f3e82e644c8fb443f3f/FLAGab5f48054 [2022-02-20 10:45:25,006 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 10:45:25,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/forkJoinNotMod.c [2022-02-20 10:45:25,006 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2022-02-20 10:45:25,007 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2022-02-20 10:45:25,040 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e3366456/ed63d4fa02e14f3e82e644c8fb443f3f/FLAGab5f48054 [2022-02-20 10:45:25,056 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e3366456/ed63d4fa02e14f3e82e644c8fb443f3f [2022-02-20 10:45:25,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 10:45:25,062 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-20 10:45:25,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 10:45:25,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 10:45:25,069 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 10:45:25,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 10:45:25" (1/1) ... [2022-02-20 10:45:25,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49d6c0c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 10:45:25, skipping insertion in model container [2022-02-20 10:45:25,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 10:45:25" (1/1) ... [2022-02-20 10:45:25,077 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 10:45:25,091 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 10:45:25,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 10:45:25,301 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 10:45:25,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 10:45:25,322 INFO L208 MainTranslator]: Completed translation [2022-02-20 10:45:25,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 10:45:25 WrapperNode [2022-02-20 10:45:25,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 10:45:25,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 10:45:25,324 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 10:45:25,324 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 10:45:25,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 10:45:25" (1/1) ... [2022-02-20 10:45:25,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 10:45:25" (1/1) ... [2022-02-20 10:45:25,350 INFO L137 Inliner]: procedures = 13, calls = 36, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 44 [2022-02-20 10:45:25,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 10:45:25,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 10:45:25,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 10:45:25,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 10:45:25,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 10:45:25" (1/1) ... [2022-02-20 10:45:25,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 10:45:25" (1/1) ... [2022-02-20 10:45:25,359 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 10:45:25" (1/1) ... [2022-02-20 10:45:25,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 10:45:25" (1/1) ... [2022-02-20 10:45:25,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 10:45:25" (1/1) ... [2022-02-20 10:45:25,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 10:45:25" (1/1) ... [2022-02-20 10:45:25,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 10:45:25" (1/1) ... [2022-02-20 10:45:25,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 10:45:25,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 10:45:25,367 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 10:45:25,367 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 10:45:25,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 10:45:25" (1/1) ... [2022-02-20 10:45:25,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 10:45:25,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 10:45:25,390 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) [2022-02-20 10:45:25,403 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 [2022-02-20 10:45:25,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-20 10:45:25,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-20 10:45:25,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 10:45:25,430 INFO L130 BoogieDeclarations]: Found specification of procedure increment [2022-02-20 10:45:25,430 INFO L138 BoogieDeclarations]: Found implementation of procedure increment [2022-02-20 10:45:25,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 10:45:25,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-20 10:45:25,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 10:45:25,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 10:45:25,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 10:45:25,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 10:45:25,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-20 10:45:25,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 10:45:25,432 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-20 10:45:25,500 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 10:45:25,501 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 10:45:25,679 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 10:45:25,700 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 10:45:25,700 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 10:45:25,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 10:45:25 BoogieIcfgContainer [2022-02-20 10:45:25,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 10:45:25,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 10:45:25,703 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 10:45:25,707 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 10:45:25,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 10:45:25" (1/3) ... [2022-02-20 10:45:25,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c12cb4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 10:45:25, skipping insertion in model container [2022-02-20 10:45:25,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 10:45:25" (2/3) ... [2022-02-20 10:45:25,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c12cb4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 10:45:25, skipping insertion in model container [2022-02-20 10:45:25,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 10:45:25" (3/3) ... [2022-02-20 10:45:25,709 INFO L111 eAbstractionObserver]: Analyzing ICFG forkJoinNotMod.c [2022-02-20 10:45:25,712 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-20 10:45:25,712 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 10:45:25,712 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-02-20 10:45:25,713 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-20 10:45:25,743 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,743 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,744 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,744 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,745 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,745 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,745 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,745 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,746 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,746 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,746 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,746 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,747 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,747 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,747 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,747 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,755 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,756 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,756 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,756 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,756 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,756 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,757 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,757 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,757 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,757 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,757 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,757 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,757 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,757 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,758 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,758 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,758 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,758 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,758 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,758 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,758 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,758 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,758 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,759 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,759 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,759 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,759 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,759 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,759 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,759 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,760 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,760 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,760 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,760 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,760 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,760 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,761 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,761 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,761 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,761 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,761 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,761 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,762 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,762 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,762 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,762 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,763 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,763 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,763 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,763 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,763 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,764 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,764 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,764 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,764 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,764 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,764 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,765 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,765 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,765 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,765 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,765 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,765 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,765 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,766 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,766 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,766 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,766 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,766 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,766 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,767 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,767 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,767 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,767 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,767 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,767 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,767 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,768 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,768 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,768 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,768 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,768 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,768 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,769 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,769 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,769 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,769 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,769 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,769 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,769 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,770 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,770 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,770 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,770 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,770 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,770 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,771 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,771 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,771 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,771 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,771 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,772 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,772 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,772 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,772 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,772 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,772 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,772 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,773 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,773 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,773 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,773 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,773 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,773 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,774 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,774 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,774 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,774 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,774 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,774 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,775 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,775 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,775 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,775 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,778 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,778 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,778 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,778 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,779 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,779 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,779 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,779 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,779 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,779 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,779 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,780 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,780 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,780 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,780 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,780 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,780 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,780 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,781 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,781 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,781 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,781 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,781 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 10:45:25,785 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-20 10:45:25,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-20 10:45:25,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 10:45:25,827 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-20 10:45:25,851 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-20 10:45:25,864 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 10:45:25,870 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=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, 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, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-02-20 10:45:25,870 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-02-20 10:45:25,938 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 33 transitions and produced 34 states. [2022-02-20 10:45:25,943 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT (and 2 more)] === [2022-02-20 10:45:25,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 10:45:25,951 INFO L85 PathProgramCache]: Analyzing trace with hash 2077102797, now seen corresponding path program 1 times [2022-02-20 10:45:25,959 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 10:45:25,959 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004295503] [2022-02-20 10:45:25,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 10:45:25,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 10:45:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 10:45:26,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 10:45:26,337 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 10:45:26,338 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004295503] [2022-02-20 10:45:26,338 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004295503] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 10:45:26,339 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 10:45:26,339 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 10:45:26,372 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281414943] [2022-02-20 10:45:26,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 10:45:26,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 10:45:26,377 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 10:45:26,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 10:45:26,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-02-20 10:45:26,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 10:45:26,404 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 10:45:26,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 4.0) internal successors, (28), 8 states have internal predecessors, (28), 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) [2022-02-20 10:45:26,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 10:45:26,512 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 38 transitions and produced 39 states. [2022-02-20 10:45:26,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 10:45:26,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 10:45:26,513 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT (and 2 more)] === [2022-02-20 10:45:26,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 10:45:26,516 INFO L85 PathProgramCache]: Analyzing trace with hash -1064000268, now seen corresponding path program 1 times [2022-02-20 10:45:26,517 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 10:45:26,517 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705580152] [2022-02-20 10:45:26,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 10:45:26,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 10:45:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 10:45:26,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 10:45:26,605 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 10:45:26,605 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705580152] [2022-02-20 10:45:26,605 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705580152] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 10:45:26,605 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 10:45:26,606 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 10:45:26,606 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760011483] [2022-02-20 10:45:26,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 10:45:26,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 10:45:26,611 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 10:45:26,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 10:45:26,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 10:45:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 10:45:26,617 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 10:45:26,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2022-02-20 10:45:26,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-20 10:45:26,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 10:45:26,708 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 80 transitions and produced 81 states. [2022-02-20 10:45:26,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 10:45:26,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 10:45:26,709 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 10:45:26,709 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT (and 2 more)] === [2022-02-20 10:45:26,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 10:45:26,710 INFO L85 PathProgramCache]: Analyzing trace with hash 942255151, now seen corresponding path program 1 times [2022-02-20 10:45:26,710 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 10:45:26,710 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612215448] [2022-02-20 10:45:26,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 10:45:26,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 10:45:26,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-20 10:45:26,777 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-20 10:45:26,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-20 10:45:26,865 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-20 10:45:26,865 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-20 10:45:26,866 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONASSERT (4 of 5 remaining) [2022-02-20 10:45:26,868 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 5 remaining) [2022-02-20 10:45:26,868 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT (2 of 5 remaining) [2022-02-20 10:45:26,869 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONASSERT (1 of 5 remaining) [2022-02-20 10:45:26,869 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 5 remaining) [2022-02-20 10:45:26,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 10:45:26,875 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-02-20 10:45:26,878 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-20 10:45:26,878 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-20 10:45:26,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.02 10:45:26 BasicIcfg [2022-02-20 10:45:26,934 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-20 10:45:26,934 INFO L158 Benchmark]: Toolchain (without parser) took 1872.14ms. Allocated memory was 205.5MB in the beginning and 330.3MB in the end (delta: 124.8MB). Free memory was 146.3MB in the beginning and 260.0MB in the end (delta: -113.7MB). Peak memory consumption was 11.8MB. Max. memory is 8.0GB. [2022-02-20 10:45:26,935 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 205.5MB. Free memory is still 165.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-20 10:45:26,935 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.84ms. Allocated memory is still 205.5MB. Free memory was 146.1MB in the beginning and 179.0MB in the end (delta: -32.9MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-02-20 10:45:26,936 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.57ms. Allocated memory is still 205.5MB. Free memory was 179.0MB in the beginning and 177.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-20 10:45:26,936 INFO L158 Benchmark]: Boogie Preprocessor took 15.40ms. Allocated memory is still 205.5MB. Free memory was 177.5MB in the beginning and 176.1MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-20 10:45:26,937 INFO L158 Benchmark]: RCFGBuilder took 334.84ms. Allocated memory is still 205.5MB. Free memory was 176.1MB in the beginning and 164.3MB in the end (delta: 11.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-02-20 10:45:26,937 INFO L158 Benchmark]: TraceAbstraction took 1231.00ms. Allocated memory was 205.5MB in the beginning and 330.3MB in the end (delta: 124.8MB). Free memory was 163.5MB in the beginning and 260.0MB in the end (delta: -96.5MB). Peak memory consumption was 29.6MB. Max. memory is 8.0GB. [2022-02-20 10:45:26,940 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 205.5MB. Free memory is still 165.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 257.84ms. Allocated memory is still 205.5MB. Free memory was 146.1MB in the beginning and 179.0MB in the end (delta: -32.9MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 26.57ms. Allocated memory is still 205.5MB. Free memory was 179.0MB in the beginning and 177.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 15.40ms. Allocated memory is still 205.5MB. Free memory was 177.5MB in the beginning and 176.1MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 334.84ms. Allocated memory is still 205.5MB. Free memory was 176.1MB in the beginning and 164.3MB in the end (delta: 11.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * TraceAbstraction took 1231.00ms. Allocated memory was 205.5MB in the beginning and 330.3MB in the end (delta: 124.8MB). Free memory was 163.5MB in the beginning and 260.0MB in the end (delta: -96.5MB). Peak memory consumption was 29.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 38]: assertion can be violated assertion can be violated We found a FailurePath: [L14] 0 int globVar; VAL [globVar={7:0}] [L27] 0 int locVar = 7; VAL [globVar={7:0}, locVar=7] [L28] 0 globVar = 0 VAL [globVar={7:0}, locVar=7] [L30] 0 pthread_t thread_id; VAL [globVar={7:0}, locVar=7, thread_id={17:0}] [L32] FCALL, FORK 0 pthread_create(&thread_id, NULL, increment, &globVar) VAL [globVar={7:0}, locVar=7, n={7:0}, pthread_create(&thread_id, NULL, increment, &globVar)=-1, thread_id={17:0}] [L33] FCALL 0 IdentifierExpression[globVar] VAL [#t~mem14=0, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L33] 0 CodeAnnotStmt[Assertion] VAL [#t~mem14=0, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L33] 0 IdentifierExpression[globVar] VAL [globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L34] 0 CodeAnnotStmt[Assertion] VAL [globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L35] 0 \read(thread_id) VAL [\read(thread_id)=-1, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L18] 1 int *result = (int *)n; VAL [globVar={7:0}, n={19:0}, n={7:0}, result={16:0}] [L18] EXPR 1 \read(*n) VAL [\read(*n)={7:0}, globVar={7:0}, n={7:0}, n={19:0}, result={16:0}] [L18] 1 int *result = (int *)n; VAL [\read(*n)={7:0}, globVar={7:0}, n={7:0}, n={19:0}, result={16:0}] [L19] EXPR 1 \read(*result) VAL [\read(*result)=0, \read(*result)={7:0}, globVar={7:0}, n={7:0}, n={19:0}, result={16:0}] [L19] 1 (*result)++ VAL [(*result)++=0, \read(*result)={7:0}, \read(*result)=0, globVar={7:0}, n={7:0}, n={19:0}, result={16:0}] [L20] 1 \read(*result) VAL [globVar={7:0}, n={19:0}, n={7:0}, result={16:0}] [L21] 1 \read(*result) VAL [globVar={7:0}, n={19:0}, n={7:0}, result={16:0}] [L23] EXPR 1 \read(*result) VAL [\read(*result)={7:0}, globVar={7:0}, n={7:0}, n={19:0}, result={16:0}] [L23] 1 return (void *)result; VAL [\read(*result)={7:0}, \result={7:0}, globVar={7:0}, n={19:0}, n={7:0}, result={16:0}] [L23] 1 return (void *)result; VAL [\result={7:0}, globVar={7:0}, n={7:0}, result={16:0}] [L18] 1 int *result = (int *)n; VAL [\result={7:0}, globVar={7:0}, n={7:0}, result={16:0}] [L23] 1 return (void *)result; VAL [\result={7:0}, globVar={7:0}, n={7:0}] [L35] FCALL, JOIN 1 pthread_join(thread_id, NULL) VAL [\read(thread_id)=-1, \result={7:0}, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L36] 0 \read(globVar) VAL [\result={7:0}, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L38] FCALL 0 IdentifierExpression[globVar] VAL [#t~mem19=1, \result={7:0}, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L38] 0 CodeAnnotStmt[Assertion] VAL [#t~mem19=1, \result={7:0}, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] - UnprovableResult [Line: 33]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Not analyzed. - UnprovableResult [Line: 34]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Not analyzed. - UnprovableResult [Line: 39]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Not analyzed. - UnprovableResult [Line: 32]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 117 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.3s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 128 NumberOfCodeBlocks, 128 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 56 ConstructedInterpolants, 0 QuantifiedInterpolants, 237 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-02-20 10:45:26,972 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-02-20 10:45:27,171 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...