/usr/bin/java -Xmx16000000000 -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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix016.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-ba0fd47f62a02cd5486659f03d300faf678a2e90-ba0fd47 [2021-11-13 18:43:40,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:43:40,224 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:43:40,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:43:40,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:43:40,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:43:40,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:43:40,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:43:40,293 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:43:40,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:43:40,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:43:40,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:43:40,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:43:40,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:43:40,298 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:43:40,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:43:40,300 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:43:40,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:43:40,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:43:40,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:43:40,304 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:43:40,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:43:40,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:43:40,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:43:40,316 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:43:40,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:43:40,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:43:40,317 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:43:40,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:43:40,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:43:40,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:43:40,319 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:43:40,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:43:40,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:43:40,321 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:43:40,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:43:40,322 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:43:40,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:43:40,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:43:40,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:43:40,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:43:40,324 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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-11-13 18:43:40,348 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:43:40,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:43:40,349 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:43:40,350 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:43:40,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:43:40,350 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:43:40,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:43:40,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:43:40,351 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:43:40,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:43:40,351 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:43:40,351 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:43:40,351 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:43:40,351 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:43:40,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:43:40,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:43:40,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:43:40,352 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:43:40,352 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:43:40,352 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:43:40,352 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:43:40,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:43:40,353 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:43:40,353 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-13 18:43:40,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:43:40,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:43:40,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:43:40,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:43:40,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:43:40,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:43:40,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:43:40,354 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:43:40,354 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 18:43:40,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:43:40,354 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 18:43:40,354 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 18:43:40,354 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-11-13 18:43:40,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:43:40,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:43:40,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:43:40,591 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:43:40,595 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:43:40,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix016.oepc.i [2021-11-13 18:43:40,652 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2b28a4a5/6c42e26cdcbf4b13b8f70c12b973ec65/FLAG401c7ff80 [2021-11-13 18:43:41,072 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:43:41,072 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix016.oepc.i [2021-11-13 18:43:41,084 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2b28a4a5/6c42e26cdcbf4b13b8f70c12b973ec65/FLAG401c7ff80 [2021-11-13 18:43:41,094 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2b28a4a5/6c42e26cdcbf4b13b8f70c12b973ec65 [2021-11-13 18:43:41,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:43:41,098 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-13 18:43:41,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:43:41,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:43:41,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:43:41,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:43:41" (1/1) ... [2021-11-13 18:43:41,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@89d353b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:43:41, skipping insertion in model container [2021-11-13 18:43:41,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:43:41" (1/1) ... [2021-11-13 18:43:41,114 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:43:41,167 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:43:41,305 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix016.oepc.i[945,958] [2021-11-13 18:43:41,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:43:41,514 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:43:41,530 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix016.oepc.i[945,958] [2021-11-13 18:43:41,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:43:41,624 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:43:41,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:43:41 WrapperNode [2021-11-13 18:43:41,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:43:41,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:43:41,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:43:41,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:43:41,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:43:41" (1/1) ... [2021-11-13 18:43:41,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:43:41" (1/1) ... [2021-11-13 18:43:41,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:43:41,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:43:41,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:43:41,699 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:43:41,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:43:41" (1/1) ... [2021-11-13 18:43:41,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:43:41" (1/1) ... [2021-11-13 18:43:41,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:43:41" (1/1) ... [2021-11-13 18:43:41,725 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:43:41" (1/1) ... [2021-11-13 18:43:41,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:43:41" (1/1) ... [2021-11-13 18:43:41,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:43:41" (1/1) ... [2021-11-13 18:43:41,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:43:41" (1/1) ... [2021-11-13 18:43:41,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:43:41,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:43:41,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:43:41,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:43:41,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:43:41" (1/1) ... [2021-11-13 18:43:41,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:43:41,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-13 18:43:41,799 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) [2021-11-13 18:43:41,804 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 [2021-11-13 18:43:41,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:43:41,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 18:43:41,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-13 18:43:41,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:43:41,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:43:41,831 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 18:43:41,831 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 18:43:41,831 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 18:43:41,831 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 18:43:41,831 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 18:43:41,831 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 18:43:41,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:43:41,831 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 18:43:41,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:43:41,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:43:41,833 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 18:43:42,625 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:43:42,626 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:43:42,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:43:42 BoogieIcfgContainer [2021-11-13 18:43:42,628 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:43:42,630 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:43:42,630 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:43:42,632 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:43:42,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:43:41" (1/3) ... [2021-11-13 18:43:42,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@408b8db6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:43:42, skipping insertion in model container [2021-11-13 18:43:42,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:43:41" (2/3) ... [2021-11-13 18:43:42,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@408b8db6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:43:42, skipping insertion in model container [2021-11-13 18:43:42,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:43:42" (3/3) ... [2021-11-13 18:43:42,637 INFO L111 eAbstractionObserver]: Analyzing ICFG mix016.oepc.i [2021-11-13 18:43:42,642 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:43:42,642 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:43:42,642 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 18:43:42,642 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:43:42,683 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,685 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,686 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,686 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,686 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,687 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,687 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,687 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,687 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,687 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,688 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,688 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,688 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,688 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,688 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,689 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,689 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,690 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,690 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,690 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,690 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,691 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,691 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,691 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,692 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,692 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,692 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,692 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,692 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,692 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,692 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,692 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,693 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,693 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,693 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,693 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,693 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,693 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,693 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,693 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,693 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,693 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,694 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,694 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,694 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,694 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,695 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,695 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,695 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,695 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,695 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,695 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,695 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,695 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,696 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,696 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,696 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,696 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,696 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,696 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,696 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,696 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,699 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,700 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,700 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,700 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,700 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,702 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,703 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,708 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,708 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,708 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,708 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,708 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,708 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,709 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,709 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,709 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,709 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,709 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,709 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,709 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,709 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,709 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,711 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,711 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,711 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,711 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,711 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,712 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,712 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,713 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,713 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,713 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,713 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,713 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,713 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,713 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,713 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,713 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,714 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,714 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,714 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,714 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,714 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,714 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,714 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,714 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,714 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,714 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,714 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,714 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,715 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,715 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,715 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,715 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,715 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,715 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,716 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,716 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,716 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,716 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,720 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,720 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,720 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,720 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,721 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,721 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,721 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,721 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,721 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,721 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,722 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,723 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,723 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,724 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,724 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,724 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,724 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,724 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,732 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,732 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,732 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,732 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,733 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,733 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,733 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,733 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,733 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,733 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,734 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,734 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,734 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,734 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,734 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,734 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,734 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,735 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,735 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,735 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,735 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,735 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,735 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,735 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,735 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,736 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,736 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,736 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,736 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,736 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,736 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,736 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,736 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,737 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,737 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,738 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,738 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,738 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,738 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,738 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,738 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,738 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,738 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,738 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,739 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,739 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,739 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,739 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,739 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,739 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,740 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,740 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,740 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,740 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,741 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,744 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:43:42,792 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:43:42,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-13 18:43:42,804 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) [2021-11-13 18:43:42,822 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 [2021-11-13 18:43:42,834 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 18:43:42,839 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, 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 [2021-11-13 18:43:42,839 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-13 18:43:42,980 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,981 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,981 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,981 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,982 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,982 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,982 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,982 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,983 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,983 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,988 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,989 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,989 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:42,992 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,028 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,029 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,053 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,085 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:43:43,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:43:43,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1613771502, now seen corresponding path program 1 times [2021-11-13 18:43:43,100 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:43:43,101 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571988035] [2021-11-13 18:43:43,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:43:43,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:43:43,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:43:43,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:43:43,329 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:43:43,329 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571988035] [2021-11-13 18:43:43,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571988035] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:43:43,330 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:43:43,330 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:43:43,332 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990437688] [2021-11-13 18:43:43,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:43:43,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:43:43,338 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:43:43,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:43:43,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:43:43,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:43,363 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:43:43,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 38.5) internal successors, (77), 2 states have internal predecessors, (77), 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) [2021-11-13 18:43:43,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:43,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:43,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:43:43,408 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:43:43,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:43:43,411 INFO L85 PathProgramCache]: Analyzing trace with hash -2059941350, now seen corresponding path program 1 times [2021-11-13 18:43:43,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:43:43,412 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222046983] [2021-11-13 18:43:43,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:43:43,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:43:43,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:43:43,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:43:43,611 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:43:43,611 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222046983] [2021-11-13 18:43:43,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222046983] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:43:43,611 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:43:43,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:43:43,612 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320465899] [2021-11-13 18:43:43,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:43:43,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:43:43,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:43:43,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:43:43,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:43:43,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:43,614 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:43:43,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 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) [2021-11-13 18:43:43,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:43,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:43,684 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,684 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,684 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,684 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,685 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,685 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,685 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,685 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,685 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,685 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,686 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,686 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,686 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,707 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,734 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,734 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,734 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,734 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,735 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,735 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,735 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,735 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,735 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,735 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,736 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,736 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,736 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,737 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,783 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,783 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,784 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,784 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,784 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,784 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,784 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,784 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,785 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,785 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,785 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,785 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,785 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,800 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,800 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,800 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,800 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,801 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,801 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,801 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,801 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,801 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,801 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,801 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,802 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,804 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:43,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:43,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:43:43,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:43:43,842 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:43:43,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:43:43,843 INFO L85 PathProgramCache]: Analyzing trace with hash -363853484, now seen corresponding path program 1 times [2021-11-13 18:43:43,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:43:43,843 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630816638] [2021-11-13 18:43:43,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:43:43,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:43:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:43:44,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:43:44,059 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:43:44,059 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630816638] [2021-11-13 18:43:44,060 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630816638] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:43:44,060 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:43:44,060 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:43:44,060 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133622471] [2021-11-13 18:43:44,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:43:44,061 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:43:44,061 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:43:44,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:43:44,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:43:44,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:44,062 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:43:44,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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) [2021-11-13 18:43:44,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:44,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:43:44,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:44,098 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,099 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,099 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,099 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,099 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,099 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,100 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,100 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,100 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,100 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,100 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,101 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,101 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,105 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,126 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,127 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:44,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:43:44,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:43:44,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 18:43:44,186 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:43:44,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:43:44,186 INFO L85 PathProgramCache]: Analyzing trace with hash 2087865663, now seen corresponding path program 1 times [2021-11-13 18:43:44,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:43:44,187 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603293895] [2021-11-13 18:43:44,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:43:44,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:43:44,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:43:44,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:43:44,404 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:43:44,404 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603293895] [2021-11-13 18:43:44,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603293895] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:43:44,404 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:43:44,404 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:43:44,404 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386372] [2021-11-13 18:43:44,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:43:44,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:43:44,405 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:43:44,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:43:44,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:43:44,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:44,406 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:43:44,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 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) [2021-11-13 18:43:44,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:44,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:43:44,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:43:44,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:44,475 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,491 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,492 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,604 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,605 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:44,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:43:44,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:43:44,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:43:44,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 18:43:44,663 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:43:44,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:43:44,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1970893887, now seen corresponding path program 2 times [2021-11-13 18:43:44,665 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:43:44,665 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779922546] [2021-11-13 18:43:44,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:43:44,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:43:44,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:43:44,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:43:44,842 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:43:44,842 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779922546] [2021-11-13 18:43:44,842 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779922546] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:43:44,842 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:43:44,842 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-13 18:43:44,842 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635115416] [2021-11-13 18:43:44,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:43:44,844 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 18:43:44,844 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:43:44,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 18:43:44,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:43:44,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:44,845 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:43:44,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.625) internal successors, (93), 8 states have internal predecessors, (93), 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) [2021-11-13 18:43:44,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:44,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:43:44,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:43:44,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:43:44,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:44,903 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,904 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,904 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,905 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,905 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,905 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,905 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,905 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,905 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,906 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,906 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,906 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,906 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,906 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:44,932 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite38_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:45,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:43:45,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:43:45,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:43:45,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:43:45,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 18:43:45,013 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:43:45,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:43:45,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1469210127, now seen corresponding path program 1 times [2021-11-13 18:43:45,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:43:45,014 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363421884] [2021-11-13 18:43:45,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:43:45,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:43:45,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:43:45,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:43:45,331 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:43:45,331 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363421884] [2021-11-13 18:43:45,332 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363421884] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:43:45,332 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:43:45,332 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-13 18:43:45,332 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21177004] [2021-11-13 18:43:45,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:43:45,334 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 18:43:45,334 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:43:45,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 18:43:45,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-11-13 18:43:45,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:45,335 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:43:45,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.727272727272727) internal successors, (96), 11 states have internal predecessors, (96), 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) [2021-11-13 18:43:45,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:45,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:43:45,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:43:45,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:43:45,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:43:45,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:45,541 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,542 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,543 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,543 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,543 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,543 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,543 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,544 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,544 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,544 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,544 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,544 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,544 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,545 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,566 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,566 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,567 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,567 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,567 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,567 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,567 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,567 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,568 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,568 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,568 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,568 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,568 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,570 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,590 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,590 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite38_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,618 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite38_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,619 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,633 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite38_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,634 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,746 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,747 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,764 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,765 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,779 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,780 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,780 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,780 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,780 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,780 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,781 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,781 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,781 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,781 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,781 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,781 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,782 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,782 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,816 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,816 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,816 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,817 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,817 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,817 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,817 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,817 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,817 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,817 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,818 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,818 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,818 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,819 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,837 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,838 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite38_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,856 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite38_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,857 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,888 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite38_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,889 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:43:45,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:43:45,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:43:45,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:43:45,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:43:45,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:43:45,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:43:45,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 18:43:45,923 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:43:45,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:43:45,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1604485685, now seen corresponding path program 2 times [2021-11-13 18:43:45,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:43:45,924 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42801803] [2021-11-13 18:43:45,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:43:45,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:43:45,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:43:45,977 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:43:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:43:46,085 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:43:46,086 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:43:46,086 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-13 18:43:46,091 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-13 18:43:46,091 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-13 18:43:46,092 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-13 18:43:46,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 18:43:46,103 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1] [2021-11-13 18:43:46,105 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2021-11-13 18:43:46,108 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 18:43:46,108 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:43:46,199 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 18:43:46,202 INFO L158 Benchmark]: Toolchain (without parser) took 5104.38ms. Allocated memory was 352.3MB in the beginning and 423.6MB in the end (delta: 71.3MB). Free memory was 297.5MB in the beginning and 158.9MB in the end (delta: 138.6MB). Peak memory consumption was 209.6MB. Max. memory is 16.0GB. [2021-11-13 18:43:46,202 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 352.3MB. Free memory is still 315.3MB. There was no memory consumed. Max. memory is 16.0GB. [2021-11-13 18:43:46,202 INFO L158 Benchmark]: CACSL2BoogieTranslator took 524.69ms. Allocated memory was 352.3MB in the beginning and 423.6MB in the end (delta: 71.3MB). Free memory was 297.2MB in the beginning and 385.0MB in the end (delta: -87.7MB). Peak memory consumption was 7.2MB. Max. memory is 16.0GB. [2021-11-13 18:43:46,203 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.57ms. Allocated memory is still 423.6MB. Free memory was 385.0MB in the beginning and 382.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-13 18:43:46,203 INFO L158 Benchmark]: Boogie Preprocessor took 59.76ms. Allocated memory is still 423.6MB. Free memory was 382.5MB in the beginning and 379.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-13 18:43:46,203 INFO L158 Benchmark]: RCFGBuilder took 868.67ms. Allocated memory is still 423.6MB. Free memory was 379.7MB in the beginning and 309.5MB in the end (delta: 70.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.0GB. [2021-11-13 18:43:46,203 INFO L158 Benchmark]: TraceAbstraction took 3571.71ms. Allocated memory is still 423.6MB. Free memory was 308.4MB in the beginning and 158.9MB in the end (delta: 149.5MB). Peak memory consumption was 150.6MB. Max. memory is 16.0GB. [2021-11-13 18:43:46,205 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 352.3MB. Free memory is still 315.3MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 524.69ms. Allocated memory was 352.3MB in the beginning and 423.6MB in the end (delta: 71.3MB). Free memory was 297.2MB in the beginning and 385.0MB in the end (delta: -87.7MB). Peak memory consumption was 7.2MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 72.57ms. Allocated memory is still 423.6MB. Free memory was 385.0MB in the beginning and 382.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 59.76ms. Allocated memory is still 423.6MB. Free memory was 382.5MB in the beginning and 379.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 868.67ms. Allocated memory is still 423.6MB. Free memory was 379.7MB in the beginning and 309.5MB in the end (delta: 70.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.0GB. * TraceAbstraction took 3571.71ms. Allocated memory is still 423.6MB. Free memory was 308.4MB in the beginning and 158.9MB in the end (delta: 149.5MB). Peak memory consumption was 150.6MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5036, positive: 4932, positive conditional: 3262, positive unconditional: 1670, negative: 104, negative conditional: 65, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5014, positive: 4932, positive conditional: 3262, positive unconditional: 1670, negative: 82, negative conditional: 43, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5014, positive: 4932, positive conditional: 3262, positive unconditional: 1670, negative: 82, negative conditional: 43, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5172, positive: 4932, positive conditional: 2943, positive unconditional: 1989, negative: 240, negative conditional: 158, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5172, positive: 4932, positive conditional: 943, positive unconditional: 3989, negative: 240, negative conditional: 32, negative unconditional: 208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5172, positive: 4932, positive conditional: 943, positive unconditional: 3989, negative: 240, negative conditional: 32, negative unconditional: 208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1726, positive: 1683, positive conditional: 13, positive unconditional: 1670, negative: 43, negative conditional: 4, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1726, positive: 1664, positive conditional: 0, positive unconditional: 1664, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 19, positive conditional: 13, positive unconditional: 6, negative: 43, negative conditional: 4, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 677, positive: 74, positive conditional: 67, positive unconditional: 7, negative: 604, negative conditional: 26, negative unconditional: 577, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5172, positive: 3249, positive conditional: 930, positive unconditional: 2319, negative: 197, negative conditional: 28, negative unconditional: 169, unknown: 1726, unknown conditional: 17, unknown unconditional: 1709] , Statistics on independence cache: Total cache size (in pairs): 1726, Positive cache size: 1683, Positive conditional cache size: 13, Positive unconditional cache size: 1670, Negative cache size: 43, Negative conditional cache size: 4, Negative unconditional cache size: 39, Eliminated conditions: 2126, Maximal queried relation: 4, Independence queries for same thread: 22 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 694.98ms, Number of persistent set computation: 495, Number of trivial persistent sets: 283, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1709, positive: 1670, positive conditional: 0, positive unconditional: 1670, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5036, positive: 4932, positive conditional: 3262, positive unconditional: 1670, negative: 104, negative conditional: 65, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5014, positive: 4932, positive conditional: 3262, positive unconditional: 1670, negative: 82, negative conditional: 43, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5014, positive: 4932, positive conditional: 3262, positive unconditional: 1670, negative: 82, negative conditional: 43, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5172, positive: 4932, positive conditional: 2943, positive unconditional: 1989, negative: 240, negative conditional: 158, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5172, positive: 4932, positive conditional: 943, positive unconditional: 3989, negative: 240, negative conditional: 32, negative unconditional: 208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5172, positive: 4932, positive conditional: 943, positive unconditional: 3989, negative: 240, negative conditional: 32, negative unconditional: 208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1726, positive: 1683, positive conditional: 13, positive unconditional: 1670, negative: 43, negative conditional: 4, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1726, positive: 1664, positive conditional: 0, positive unconditional: 1664, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 19, positive conditional: 13, positive unconditional: 6, negative: 43, negative conditional: 4, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 677, positive: 74, positive conditional: 67, positive unconditional: 7, negative: 604, negative conditional: 26, negative unconditional: 577, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5172, positive: 3249, positive conditional: 930, positive unconditional: 2319, negative: 197, negative conditional: 28, negative unconditional: 169, unknown: 1726, unknown conditional: 17, unknown unconditional: 1709] , Statistics on independence cache: Total cache size (in pairs): 1726, Positive cache size: 1683, Positive conditional cache size: 13, Positive unconditional cache size: 1670, Negative cache size: 43, Negative conditional cache size: 4, Negative unconditional cache size: 39, Eliminated conditions: 2126, Maximal queried relation: 4, Independence queries for same thread: 22 - 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 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 18:43:46,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:43:46,450 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...