/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-LoopLockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix042.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-ba0fd47f62a02cd5486659f03d300faf678a2e90-ba0fd47 [2021-11-14 08:09:46,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-14 08:09:46,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-14 08:09:46,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-14 08:09:46,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-14 08:09:46,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-14 08:09:46,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-14 08:09:46,710 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-14 08:09:46,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-14 08:09:46,718 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-14 08:09:46,719 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-14 08:09:46,720 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-14 08:09:46,720 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-14 08:09:46,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-14 08:09:46,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-14 08:09:46,722 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-14 08:09:46,723 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-14 08:09:46,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-14 08:09:46,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-14 08:09:46,726 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-14 08:09:46,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-14 08:09:46,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-14 08:09:46,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-14 08:09:46,734 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-14 08:09:46,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-11-14 08:09:46,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-14 08:09:46,750 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-14 08:09:46,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-14 08:09:46,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-14 08:09:46,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-14 08:09:46,753 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-14 08:09:46,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-14 08:09:46,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-14 08:09:46,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-14 08:09:46,754 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-14 08:09:46,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-14 08:09:46,755 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-LoopLockstep.epf [2021-11-14 08:09:46,792 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-14 08:09:46,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-14 08:09:46,793 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-14 08:09:46,793 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-14 08:09:46,794 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-14 08:09:46,794 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-14 08:09:46,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-14 08:09:46,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-14 08:09:46,795 INFO L138 SettingsManager]: * Use SBE=true [2021-11-14 08:09:46,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-14 08:09:46,796 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-14 08:09:46,796 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-14 08:09:46,796 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-14 08:09:46,797 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-14 08:09:46,797 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-14 08:09:46,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-14 08:09:46,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-14 08:09:46,797 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-14 08:09:46,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-14 08:09:46,797 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-14 08:09:46,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-14 08:09:46,797 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-14 08:09:46,798 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-14 08:09:46,798 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-14 08:09:46,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-14 08:09:46,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 08:09:46,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-14 08:09:46,798 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-14 08:09:46,798 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-14 08:09:46,798 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-14 08:09:46,799 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-11-14 08:09:46,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-14 08:09:46,799 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-14 08:09:46,799 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-14 08:09:46,799 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-14 08:09:46,799 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-14 08:09:46,799 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-14 08:09:46,799 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-11-14 08:09:47,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-14 08:09:47,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-14 08:09:47,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-14 08:09:47,037 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-14 08:09:47,038 INFO L275 PluginConnector]: CDTParser initialized [2021-11-14 08:09:47,040 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix042.oepc.i [2021-11-14 08:09:47,094 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e7b3c6d1/0eb4cf6c90dd4bfab4c6a3f593deb099/FLAGa4d27e9a5 [2021-11-14 08:09:47,581 INFO L306 CDTParser]: Found 1 translation units. [2021-11-14 08:09:47,582 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix042.oepc.i [2021-11-14 08:09:47,611 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e7b3c6d1/0eb4cf6c90dd4bfab4c6a3f593deb099/FLAGa4d27e9a5 [2021-11-14 08:09:47,907 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e7b3c6d1/0eb4cf6c90dd4bfab4c6a3f593deb099 [2021-11-14 08:09:47,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-14 08:09:47,912 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-14 08:09:47,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-14 08:09:47,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-14 08:09:47,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-14 08:09:47,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 08:09:47" (1/1) ... [2021-11-14 08:09:47,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b517d4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:47, skipping insertion in model container [2021-11-14 08:09:47,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 08:09:47" (1/1) ... [2021-11-14 08:09:47,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-14 08:09:47,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-14 08:09:48,120 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/mix042.oepc.i[945,958] [2021-11-14 08:09:48,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 08:09:48,249 INFO L203 MainTranslator]: Completed pre-run [2021-11-14 08:09:48,259 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/mix042.oepc.i[945,958] [2021-11-14 08:09:48,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 08:09:48,348 INFO L208 MainTranslator]: Completed translation [2021-11-14 08:09:48,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:48 WrapperNode [2021-11-14 08:09:48,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-14 08:09:48,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-14 08:09:48,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-14 08:09:48,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-14 08:09:48,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:48" (1/1) ... [2021-11-14 08:09:48,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:48" (1/1) ... [2021-11-14 08:09:48,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-14 08:09:48,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-14 08:09:48,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-14 08:09:48,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-14 08:09:48,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:48" (1/1) ... [2021-11-14 08:09:48,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:48" (1/1) ... [2021-11-14 08:09:48,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:48" (1/1) ... [2021-11-14 08:09:48,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:48" (1/1) ... [2021-11-14 08:09:48,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:48" (1/1) ... [2021-11-14 08:09:48,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:48" (1/1) ... [2021-11-14 08:09:48,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:48" (1/1) ... [2021-11-14 08:09:48,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-14 08:09:48,469 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-14 08:09:48,469 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-14 08:09:48,469 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-14 08:09:48,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:48" (1/1) ... [2021-11-14 08:09:48,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 08:09:48,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 08:09:48,512 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) [2021-11-14 08:09:48,521 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 [2021-11-14 08:09:48,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-14 08:09:48,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-14 08:09:48,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-14 08:09:48,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-14 08:09:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-14 08:09:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-14 08:09:48,547 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-14 08:09:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-14 08:09:48,547 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-14 08:09:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-14 08:09:48,547 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-14 08:09:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-14 08:09:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-14 08:09:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-14 08:09:48,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-14 08:09:48,549 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-14 08:09:49,452 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-14 08:09:49,452 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-14 08:09:49,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 08:09:49 BoogieIcfgContainer [2021-11-14 08:09:49,454 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-14 08:09:49,456 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-14 08:09:49,456 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-14 08:09:49,458 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-14 08:09:49,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 08:09:47" (1/3) ... [2021-11-14 08:09:49,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b01950c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 08:09:49, skipping insertion in model container [2021-11-14 08:09:49,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:48" (2/3) ... [2021-11-14 08:09:49,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b01950c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 08:09:49, skipping insertion in model container [2021-11-14 08:09:49,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 08:09:49" (3/3) ... [2021-11-14 08:09:49,461 INFO L111 eAbstractionObserver]: Analyzing ICFG mix042.oepc.i [2021-11-14 08:09:49,465 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-14 08:09:49,465 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-14 08:09:49,465 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-14 08:09:49,465 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-14 08:09:49,496 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,496 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,496 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,496 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,496 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,496 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,497 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,497 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,497 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,497 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,497 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,497 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,497 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,498 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,498 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,498 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,498 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,498 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,498 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,499 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,499 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,499 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,499 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,499 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,500 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,500 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,500 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,500 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,500 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,500 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,501 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,501 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,501 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,501 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,501 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,501 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,501 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,501 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,502 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,502 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,502 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,502 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,502 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,502 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,502 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,502 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,502 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,503 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,503 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,503 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,503 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,503 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,503 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,503 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,504 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,504 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,504 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,504 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,504 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,504 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,505 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,505 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,505 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,505 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,505 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,505 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,505 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,505 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,506 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,506 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,506 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,506 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,506 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,506 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,506 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,506 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,506 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,507 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,507 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,507 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,507 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,507 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,507 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,507 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,507 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,507 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,507 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,508 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,508 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,508 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,508 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,508 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,508 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,508 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,508 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,508 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,509 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,509 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,509 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,509 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,509 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,509 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,509 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,509 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,509 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,510 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,511 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,511 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,511 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,512 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,512 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,512 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,512 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,512 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,512 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,512 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,512 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,512 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,513 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,513 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,513 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,513 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,513 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,513 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,513 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,513 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,513 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,514 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,514 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,514 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,514 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,514 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,514 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,514 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,514 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,514 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,514 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,515 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,515 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,515 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,515 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,515 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,515 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,515 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,517 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,517 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,517 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,517 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,517 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,517 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,517 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,518 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,518 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,518 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,518 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,518 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,518 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,518 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,519 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,519 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,519 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,519 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,522 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,522 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,522 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,522 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,522 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,522 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,522 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,523 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,523 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,523 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,523 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,523 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,523 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,523 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,523 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,523 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,524 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,524 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,524 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,524 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,524 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,524 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,524 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,524 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,524 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,525 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,525 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,525 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,525 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,525 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,525 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,525 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,525 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,526 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,526 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,526 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,527 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,527 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,527 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,527 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,527 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,527 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,527 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,527 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,528 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,528 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,528 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,528 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,528 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,529 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,529 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,529 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,529 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,529 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,529 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,530 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-14 08:09:49,568 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 08:09:49,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 08:09:49,571 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) [2021-11-14 08:09:49,578 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 [2021-11-14 08:09:49,611 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-14 08:09:49,618 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 [2021-11-14 08:09:49,618 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-14 08:09:49,744 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,744 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,745 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,745 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,745 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,745 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,746 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,746 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,746 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,747 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,747 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,747 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,747 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,750 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,773 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,774 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,791 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,826 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,827 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,827 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,828 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,828 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,828 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,828 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,829 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,829 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,829 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,830 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,830 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,830 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,830 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,852 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,852 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,852 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,853 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,853 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,853 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,853 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,854 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,854 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,854 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,854 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,855 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,855 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,873 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,874 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite38_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,883 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite38_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,904 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,918 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 08:09:49,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:09:49,923 INFO L85 PathProgramCache]: Analyzing trace with hash -1878090611, now seen corresponding path program 1 times [2021-11-14 08:09:49,930 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:09:49,931 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373046497] [2021-11-14 08:09:49,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:09:49,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:09:50,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 08:09:50,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 08:09:50,217 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 08:09:50,218 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373046497] [2021-11-14 08:09:50,218 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373046497] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 08:09:50,218 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 08:09:50,218 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 08:09:50,220 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125908349] [2021-11-14 08:09:50,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 08:09:50,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-14 08:09:50,227 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 08:09:50,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-14 08:09:50,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-14 08:09:50,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:50,250 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 08:09:50,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 46.5) internal successors, (93), 2 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) [2021-11-14 08:09:50,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:50,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-14 08:09:50,308 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 08:09:50,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:09:50,311 INFO L85 PathProgramCache]: Analyzing trace with hash -620195777, now seen corresponding path program 1 times [2021-11-14 08:09:50,312 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:09:50,312 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917385197] [2021-11-14 08:09:50,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:09:50,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:09:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 08:09:50,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 08:09:50,664 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 08:09:50,664 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917385197] [2021-11-14 08:09:50,664 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917385197] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 08:09:50,664 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 08:09:50,664 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-14 08:09:50,664 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615435526] [2021-11-14 08:09:50,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 08:09:50,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-14 08:09:50,666 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 08:09:50,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-14 08:09:50,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-14 08:09:50,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:50,667 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 08:09:50,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 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) [2021-11-14 08:09:50,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:50,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:50,783 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,804 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,806 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:50,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-14 08:09:50,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-14 08:09:50,856 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 08:09:50,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:09:50,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1647984298, now seen corresponding path program 1 times [2021-11-14 08:09:50,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:09:50,856 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698540670] [2021-11-14 08:09:50,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:09:50,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:09:50,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 08:09:51,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 08:09:51,067 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 08:09:51,067 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698540670] [2021-11-14 08:09:51,067 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698540670] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 08:09:51,067 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 08:09:51,067 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-14 08:09:51,068 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946320339] [2021-11-14 08:09:51,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 08:09:51,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-14 08:09:51,068 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 08:09:51,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-14 08:09:51,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-14 08:09:51,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,069 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 08:09:51,069 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 7 states have internal predecessors, (97), 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) [2021-11-14 08:09:51,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-14 08:09:51,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,323 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite38_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,339 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite38_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,389 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,390 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite38_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,415 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite38_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,417 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,516 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,516 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,516 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,517 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,517 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,517 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,517 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,517 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,518 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,518 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,518 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,518 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,518 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,537 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,538 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,538 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,538 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,538 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,538 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,539 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,539 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,539 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,539 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,539 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,540 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,540 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,566 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,567 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,567 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,568 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,568 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,568 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,568 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,568 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,569 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,569 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,569 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,569 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,569 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,570 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,589 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,590 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,590 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,590 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,590 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,590 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,590 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,591 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,591 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,591 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,591 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,591 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,592 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,596 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-14 08:09:51,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-14 08:09:51,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-14 08:09:51,661 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 08:09:51,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:09:51,661 INFO L85 PathProgramCache]: Analyzing trace with hash 126192408, now seen corresponding path program 2 times [2021-11-14 08:09:51,661 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:09:51,661 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844406564] [2021-11-14 08:09:51,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:09:51,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:09:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 08:09:51,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 08:09:51,823 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 08:09:51,823 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844406564] [2021-11-14 08:09:51,823 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844406564] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 08:09:51,823 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 08:09:51,823 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-14 08:09:51,824 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038873183] [2021-11-14 08:09:51,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 08:09:51,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-14 08:09:51,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 08:09:51,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-14 08:09:51,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-14 08:09:51,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,825 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 08:09:51,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 7 states have internal predecessors, (97), 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) [2021-11-14 08:09:51,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-14 08:09:51,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-14 08:09:51,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:52,267 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,268 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,268 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,268 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite20_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,268 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite29_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,269 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite23_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,269 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite35_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,269 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,269 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite31_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,269 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite32_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,269 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite34_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,269 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,269 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,270 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,300 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,301 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite38_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,321 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite38_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,322 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,342 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,351 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,368 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,368 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,381 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,382 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:52,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-14 08:09:52,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-14 08:09:52,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 08:09:52,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-14 08:09:52,978 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 08:09:52,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:09:52,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1577733590, now seen corresponding path program 3 times [2021-11-14 08:09:52,978 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:09:52,979 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055369932] [2021-11-14 08:09:52,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:09:52,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:09:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 08:09:53,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 08:09:53,126 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 08:09:53,126 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055369932] [2021-11-14 08:09:53,127 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055369932] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 08:09:53,127 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 08:09:53,127 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-14 08:09:53,127 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369098391] [2021-11-14 08:09:53,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 08:09:53,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-14 08:09:53,127 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 08:09:53,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-14 08:09:53,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-14 08:09:53,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:53,128 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 08:09:53,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 7 states have internal predecessors, (97), 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) [2021-11-14 08:09:53,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:53,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-14 08:09:53,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-14 08:09:53,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 08:09:53,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:53,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:53,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-14 08:09:53,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-14 08:09:53,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 08:09:53,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 08:09:53,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-14 08:09:53,379 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 08:09:53,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:09:53,380 INFO L85 PathProgramCache]: Analyzing trace with hash 655460648, now seen corresponding path program 4 times [2021-11-14 08:09:53,380 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:09:53,380 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875571365] [2021-11-14 08:09:53,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:09:53,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:09:53,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-14 08:09:53,419 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-14 08:09:53,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-14 08:09:53,493 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-14 08:09:53,493 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-14 08:09:53,494 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-14 08:09:53,496 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-14 08:09:53,496 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-14 08:09:53,496 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-14 08:09:53,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-14 08:09:53,502 INFO L732 BasicCegarLoop]: Path program histogram: [4, 1, 1] [2021-11-14 08:09:53,503 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2021-11-14 08:09:53,506 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-14 08:09:53,506 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-14 08:09:53,644 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) [2021-11-14 08:09:53,647 INFO L158 Benchmark]: Toolchain (without parser) took 5734.47ms. Allocated memory was 362.8MB in the beginning and 448.8MB in the end (delta: 86.0MB). Free memory was 308.1MB in the beginning and 377.7MB in the end (delta: -69.6MB). Peak memory consumption was 261.4MB. Max. memory is 16.0GB. [2021-11-14 08:09:53,647 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 362.8MB. Free memory is still 326.2MB. There was no memory consumed. Max. memory is 16.0GB. [2021-11-14 08:09:53,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.25ms. Allocated memory is still 362.8MB. Free memory was 307.9MB in the beginning and 323.1MB in the end (delta: -15.1MB). Peak memory consumption was 15.8MB. Max. memory is 16.0GB. [2021-11-14 08:09:53,648 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.18ms. Allocated memory is still 362.8MB. Free memory was 323.1MB in the beginning and 320.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-14 08:09:53,648 INFO L158 Benchmark]: Boogie Preprocessor took 49.44ms. Allocated memory is still 362.8MB. Free memory was 320.6MB in the beginning and 318.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-14 08:09:53,648 INFO L158 Benchmark]: RCFGBuilder took 984.87ms. Allocated memory is still 362.8MB. Free memory was 318.2MB in the beginning and 294.5MB in the end (delta: 23.7MB). Peak memory consumption was 36.3MB. Max. memory is 16.0GB. [2021-11-14 08:09:53,649 INFO L158 Benchmark]: TraceAbstraction took 4190.63ms. Allocated memory was 362.8MB in the beginning and 448.8MB in the end (delta: 86.0MB). Free memory was 294.5MB in the beginning and 377.7MB in the end (delta: -83.3MB). Peak memory consumption was 247.0MB. Max. memory is 16.0GB. [2021-11-14 08:09:53,650 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 362.8MB. Free memory is still 326.2MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 435.25ms. Allocated memory is still 362.8MB. Free memory was 307.9MB in the beginning and 323.1MB in the end (delta: -15.1MB). Peak memory consumption was 15.8MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 69.18ms. Allocated memory is still 362.8MB. Free memory was 323.1MB in the beginning and 320.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 49.44ms. Allocated memory is still 362.8MB. Free memory was 320.6MB in the beginning and 318.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 984.87ms. Allocated memory is still 362.8MB. Free memory was 318.2MB in the beginning and 294.5MB in the end (delta: 23.7MB). Peak memory consumption was 36.3MB. Max. memory is 16.0GB. * TraceAbstraction took 4190.63ms. Allocated memory was 362.8MB in the beginning and 448.8MB in the end (delta: 86.0MB). Free memory was 294.5MB in the beginning and 377.7MB in the end (delta: -83.3MB). Peak memory consumption was 247.0MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50204, positive: 47388, positive conditional: 45665, positive unconditional: 1723, negative: 2816, negative conditional: 2777, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 49751, positive: 47388, positive conditional: 45665, positive unconditional: 1723, negative: 2363, negative conditional: 2324, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 49751, positive: 47388, positive conditional: 45665, positive unconditional: 1723, negative: 2363, negative conditional: 2324, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57377, positive: 47388, positive conditional: 45486, positive unconditional: 1902, negative: 9989, negative conditional: 7626, negative unconditional: 2363, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 57377, positive: 47388, positive conditional: 6527, positive unconditional: 40861, negative: 9989, negative conditional: 134, negative unconditional: 9855, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 57377, positive: 47388, positive conditional: 6527, positive unconditional: 40861, negative: 9989, negative conditional: 134, negative unconditional: 9855, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1782, positive: 1739, positive conditional: 10, positive unconditional: 1729, negative: 43, negative conditional: 1, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1782, positive: 1723, positive conditional: 0, positive unconditional: 1723, negative: 59, negative conditional: 0, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 43, negative conditional: 1, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 526, positive: 19, positive conditional: 11, positive unconditional: 7, negative: 507, negative conditional: 1, negative unconditional: 506, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 57377, positive: 45649, positive conditional: 6517, positive unconditional: 39132, negative: 9946, negative conditional: 133, negative unconditional: 9813, unknown: 1782, unknown conditional: 11, unknown unconditional: 1771] , Statistics on independence cache: Total cache size (in pairs): 1782, Positive cache size: 1739, Positive conditional cache size: 10, Positive unconditional cache size: 1729, Negative cache size: 43, Negative conditional cache size: 1, Negative unconditional cache size: 42, Eliminated conditions: 46451, Maximal queried relation: 4, Independence queries for same thread: 453 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 739.68ms, Number of persistent set computation: 3653, Number of trivial persistent sets: 1917, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1762, positive: 1723, positive conditional: 0, positive unconditional: 1723, 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: 50204, positive: 47388, positive conditional: 45665, positive unconditional: 1723, negative: 2816, negative conditional: 2777, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 49751, positive: 47388, positive conditional: 45665, positive unconditional: 1723, negative: 2363, negative conditional: 2324, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 49751, positive: 47388, positive conditional: 45665, positive unconditional: 1723, negative: 2363, negative conditional: 2324, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57377, positive: 47388, positive conditional: 45486, positive unconditional: 1902, negative: 9989, negative conditional: 7626, negative unconditional: 2363, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 57377, positive: 47388, positive conditional: 6527, positive unconditional: 40861, negative: 9989, negative conditional: 134, negative unconditional: 9855, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 57377, positive: 47388, positive conditional: 6527, positive unconditional: 40861, negative: 9989, negative conditional: 134, negative unconditional: 9855, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1782, positive: 1739, positive conditional: 10, positive unconditional: 1729, negative: 43, negative conditional: 1, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1782, positive: 1723, positive conditional: 0, positive unconditional: 1723, negative: 59, negative conditional: 0, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 43, negative conditional: 1, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 526, positive: 19, positive conditional: 11, positive unconditional: 7, negative: 507, negative conditional: 1, negative unconditional: 506, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 57377, positive: 45649, positive conditional: 6517, positive unconditional: 39132, negative: 9946, negative conditional: 133, negative unconditional: 9813, unknown: 1782, unknown conditional: 11, unknown unconditional: 1771] , Statistics on independence cache: Total cache size (in pairs): 1782, Positive cache size: 1739, Positive conditional cache size: 10, Positive unconditional cache size: 1729, Negative cache size: 43, Negative conditional cache size: 1, Negative unconditional cache size: 42, Eliminated conditions: 46451, Maximal queried relation: 4, Independence queries for same thread: 453 - 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. [2021-11-14 08:09:53,687 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 [2021-11-14 08:09:53,896 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...