/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.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-ba0fd47f62a02cd5486659f03d300faf678a2e90-ba0fd47 [2021-11-14 08:09:47,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-14 08:09:47,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-14 08:09:47,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-14 08:09:47,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-14 08:09:47,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-14 08:09:47,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-14 08:09:47,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-14 08:09:47,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-14 08:09:47,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-14 08:09:47,658 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-14 08:09:47,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-14 08:09:47,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-14 08:09:47,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-14 08:09:47,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-14 08:09:47,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-14 08:09:47,661 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-14 08:09:47,662 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-14 08:09:47,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-14 08:09:47,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-14 08:09:47,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-14 08:09:47,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-14 08:09:47,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-14 08:09:47,672 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-14 08:09:47,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-11-14 08:09:47,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-14 08:09:47,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-14 08:09:47,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-14 08:09:47,685 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-14 08:09:47,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-14 08:09:47,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-14 08:09:47,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-14 08:09:47,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-14 08:09:47,687 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-14 08:09:47,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-14 08:09:47,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-14 08:09:47,691 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 08:09:47,710 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-14 08:09:47,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-14 08:09:47,711 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-14 08:09:47,711 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-14 08:09:47,711 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-14 08:09:47,711 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-14 08:09:47,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-14 08:09:47,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-14 08:09:47,712 INFO L138 SettingsManager]: * Use SBE=true [2021-11-14 08:09:47,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-14 08:09:47,712 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-14 08:09:47,712 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-14 08:09:47,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-14 08:09:47,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-14 08:09:47,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-14 08:09:47,712 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-14 08:09:47,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-14 08:09:47,713 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-14 08:09:47,713 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-14 08:09:47,713 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-14 08:09:47,713 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-14 08:09:47,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-14 08:09:47,713 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-14 08:09:47,713 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-14 08:09:47,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-14 08:09:47,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 08:09:47,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-14 08:09:47,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-14 08:09:47,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-14 08:09:47,714 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-14 08:09:47,714 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-11-14 08:09:47,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-14 08:09:47,714 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-14 08:09:47,714 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-14 08:09:47,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-14 08:09:47,714 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-14 08:09:47,714 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-14 08:09:47,714 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-11-14 08:09:47,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-14 08:09:47,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-14 08:09:47,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-14 08:09:47,897 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-14 08:09:47,898 INFO L275 PluginConnector]: CDTParser initialized [2021-11-14 08:09:47,899 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix042.opt.i [2021-11-14 08:09:47,944 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77ca4477c/25f2c2434cfd41899550ad94c8eb6503/FLAG30f19815a [2021-11-14 08:09:48,343 INFO L306 CDTParser]: Found 1 translation units. [2021-11-14 08:09:48,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix042.opt.i [2021-11-14 08:09:48,359 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77ca4477c/25f2c2434cfd41899550ad94c8eb6503/FLAG30f19815a [2021-11-14 08:09:48,739 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77ca4477c/25f2c2434cfd41899550ad94c8eb6503 [2021-11-14 08:09:48,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-14 08:09:48,742 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-14 08:09:48,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-14 08:09:48,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-14 08:09:48,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-14 08:09:48,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 08:09:48" (1/1) ... [2021-11-14 08:09:48,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6671331f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:48, skipping insertion in model container [2021-11-14 08:09:48,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 08:09:48" (1/1) ... [2021-11-14 08:09:48,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-14 08:09:48,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-14 08:09:48,971 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.opt.i[944,957] [2021-11-14 08:09:49,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 08:09:49,089 INFO L203 MainTranslator]: Completed pre-run [2021-11-14 08:09:49,096 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.opt.i[944,957] [2021-11-14 08:09:49,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 08:09:49,157 INFO L208 MainTranslator]: Completed translation [2021-11-14 08:09:49,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:49 WrapperNode [2021-11-14 08:09:49,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-14 08:09:49,158 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-14 08:09:49,158 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-14 08:09:49,158 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-14 08:09:49,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:49" (1/1) ... [2021-11-14 08:09:49,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:49" (1/1) ... [2021-11-14 08:09:49,195 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-14 08:09:49,196 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-14 08:09:49,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-14 08:09:49,196 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-14 08:09:49,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:49" (1/1) ... [2021-11-14 08:09:49,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:49" (1/1) ... [2021-11-14 08:09:49,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:49" (1/1) ... [2021-11-14 08:09:49,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:49" (1/1) ... [2021-11-14 08:09:49,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:49" (1/1) ... [2021-11-14 08:09:49,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:49" (1/1) ... [2021-11-14 08:09:49,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:49" (1/1) ... [2021-11-14 08:09:49,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-14 08:09:49,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-14 08:09:49,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-14 08:09:49,232 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-14 08:09:49,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:49" (1/1) ... [2021-11-14 08:09:49,243 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 08:09:49,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 08:09:49,270 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 08:09:49,274 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 08:09:49,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-14 08:09:49,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-14 08:09:49,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-14 08:09:49,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-14 08:09:49,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-14 08:09:49,294 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-14 08:09:49,294 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-14 08:09:49,294 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-14 08:09:49,294 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-14 08:09:49,294 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-14 08:09:49,294 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-14 08:09:49,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-14 08:09:49,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-14 08:09:49,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-14 08:09:49,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-14 08:09:49,296 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 08:09:49,897 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-14 08:09:49,897 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-14 08:09:49,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 08:09:49 BoogieIcfgContainer [2021-11-14 08:09:49,899 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-14 08:09:49,900 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-14 08:09:49,901 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-14 08:09:49,903 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-14 08:09:49,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 08:09:48" (1/3) ... [2021-11-14 08:09:49,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b9174f1 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 08:09:49,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:09:49" (2/3) ... [2021-11-14 08:09:49,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b9174f1 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 08:09:49,904 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 08:09:49,905 INFO L111 eAbstractionObserver]: Analyzing ICFG mix042.opt.i [2021-11-14 08:09:49,908 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-14 08:09:49,908 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-14 08:09:49,908 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-14 08:09:49,908 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-14 08:09:49,934 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,934 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,935 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,935 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,935 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,935 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,935 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,935 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,935 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,936 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,936 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,936 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,936 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,937 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,937 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,937 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,937 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,937 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,937 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,937 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,938 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,938 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,938 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,938 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,938 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,938 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,939 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,939 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,940 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,940 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,940 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,940 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,940 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,940 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,940 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,940 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,940 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,941 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,941 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,941 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,941 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,941 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,941 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,941 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,941 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,941 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,941 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,942 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,942 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,942 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,942 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,942 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,942 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,942 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,943 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,943 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,943 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,943 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,943 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,943 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,943 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,944 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,944 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,944 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,944 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,944 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,944 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,944 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,944 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,945 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,945 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,945 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,949 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,949 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,949 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,949 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,949 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,950 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,950 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,950 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,950 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,951 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,952 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,953 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,953 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,953 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,954 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,954 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,955 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,956 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,960 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,960 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,960 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,960 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,960 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,961 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,961 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,961 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:49,961 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-14 08:09:49,990 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 08:09:49,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 08:09:49,991 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 08:09:50,002 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 08:09:50,029 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork1 ======== [2021-11-14 08:09:50,037 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 08:09:50,038 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-14 08:09:50,144 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,157 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,167 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,172 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,173 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,214 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,222 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-14 08:09:50,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:09:50,228 INFO L85 PathProgramCache]: Analyzing trace with hash 1904285256, now seen corresponding path program 1 times [2021-11-14 08:09:50,233 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:09:50,233 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995087231] [2021-11-14 08:09:50,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:09:50,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:09:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 08:09:50,541 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 08:09:50,541 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 08:09:50,541 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995087231] [2021-11-14 08:09:50,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995087231] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 08:09:50,542 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 08:09:50,542 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-14 08:09:50,543 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539262091] [2021-11-14 08:09:50,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 08:09:50,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-14 08:09:50,548 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 08:09:50,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-14 08:09:50,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-14 08:09:50,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:50,564 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 08:09:50,564 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.0) internal successors, (68), 5 states have internal predecessors, (68), 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 08:09:50,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:50,621 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,630 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,635 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,642 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,653 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,654 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,654 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,654 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,654 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,654 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,654 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,654 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,655 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,655 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,655 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,655 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,655 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,656 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,678 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,679 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,679 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,679 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,679 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,679 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,679 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,680 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,680 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,680 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,680 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,680 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,680 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,680 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,699 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,699 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,699 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,700 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,700 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,700 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,700 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,700 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,700 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,700 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,701 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,701 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,701 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,701 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,719 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,720 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,720 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,720 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,720 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,720 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,720 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,720 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,720 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,721 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,721 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,721 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,721 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,721 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,738 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,738 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,738 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,738 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,739 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,739 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,739 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,739 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,739 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,739 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,739 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,740 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,740 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,740 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,760 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,760 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,760 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,760 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,760 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,761 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,763 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,764 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,764 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,765 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,765 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,765 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,765 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,765 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,784 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,784 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,784 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,784 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,784 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,785 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,785 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,785 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,785 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,785 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,785 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,785 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,786 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,786 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,835 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,835 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,835 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,835 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,835 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,835 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,836 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,840 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,840 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,840 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,840 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,840 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,841 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,841 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,937 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,943 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,949 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,950 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,961 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,961 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,970 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,970 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,970 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,970 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,970 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,972 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,984 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,985 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,985 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,985 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,986 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,986 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,986 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,986 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,986 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,986 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,986 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,986 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,986 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:50,987 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,000 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,000 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,000 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,000 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,000 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,001 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,001 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,001 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,001 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,001 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,001 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,001 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,002 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,028 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,068 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,068 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,068 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,068 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,068 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,068 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,068 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,069 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,069 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,069 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,069 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,079 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,079 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,079 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,080 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,080 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,080 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,080 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,080 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,080 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,080 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,092 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,092 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,092 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,092 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,093 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,093 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,093 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,093 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,121 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,127 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 08:09:51,229 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-14 08:09:51,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-14 08:09:51,236 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-14 08:09:51,236 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE (1/2) [2021-11-14 08:09:51,238 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 08:09:51,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 08:09:51,239 INFO L229 MonitoredProcess]: Starting monitored process 3 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 08:09:51,240 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-14 08:09:51,242 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-14 08:09:51,242 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 08:09:51,242 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-14 08:09:51,273 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,279 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,283 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,287 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,288 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,309 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,320 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,320 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,320 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,320 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,320 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,320 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,320 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,321 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,321 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,321 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,321 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,321 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,321 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,321 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,333 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 08:09:51,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:09:51,334 INFO L85 PathProgramCache]: Analyzing trace with hash 244895326, now seen corresponding path program 1 times [2021-11-14 08:09:51,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:09:51,334 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067138534] [2021-11-14 08:09:51,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:09:51,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:09:51,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 08:09:51,369 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 08:09:51,369 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 08:09:51,369 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067138534] [2021-11-14 08:09:51,369 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067138534] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 08:09:51,369 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 08:09:51,369 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 08:09:51,370 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437133051] [2021-11-14 08:09:51,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 08:09:51,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-14 08:09:51,370 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 08:09:51,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-14 08:09:51,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-14 08:09:51,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,371 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 08:09:51,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 43.0) internal successors, (86), 2 states have internal predecessors, (86), 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 08:09:51,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-14 08:09:51,383 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 08:09:51,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:09:51,383 INFO L85 PathProgramCache]: Analyzing trace with hash -93769327, now seen corresponding path program 1 times [2021-11-14 08:09:51,384 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:09:51,384 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243066832] [2021-11-14 08:09:51,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:09:51,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:09:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 08:09:51,505 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 08:09:51,505 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 08:09:51,505 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243066832] [2021-11-14 08:09:51,505 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243066832] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 08:09:51,505 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 08:09:51,506 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-14 08:09:51,506 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514554409] [2021-11-14 08:09:51,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 08:09:51,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-14 08:09:51,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 08:09:51,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-14 08:09:51,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-14 08:09:51,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,507 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 08:09:51,507 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 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 08:09:51,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,518 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,518 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,518 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,518 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,518 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,519 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,519 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,519 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,519 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,519 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,519 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,519 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,519 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,519 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,531 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,531 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,531 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,531 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,531 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,532 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,532 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,532 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,532 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,532 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,532 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,532 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,532 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,532 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,592 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,593 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 08:09:51,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-14 08:09:51,620 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 08:09:51,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:09:51,620 INFO L85 PathProgramCache]: Analyzing trace with hash 558362906, now seen corresponding path program 1 times [2021-11-14 08:09:51,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:09:51,620 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408465566] [2021-11-14 08:09:51,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:09:51,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:09:51,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 08:09:51,731 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 08:09:51,732 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 08:09:51,732 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408465566] [2021-11-14 08:09:51,732 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408465566] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 08:09:51,732 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 08:09:51,732 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-14 08:09:51,732 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030590230] [2021-11-14 08:09:51,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 08:09:51,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-14 08:09:51,733 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 08:09:51,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-14 08:09:51,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-14 08:09:51,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,733 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 08:09:51,733 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 08:09:51,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 08:09:51,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,801 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,801 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,801 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,802 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,802 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,802 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,802 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,802 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,802 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,802 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,802 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,803 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,803 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,803 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:51,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 08:09:51,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-14 08:09:51,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-14 08:09:51,835 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 08:09:51,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:09:51,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1825787624, now seen corresponding path program 1 times [2021-11-14 08:09:51,835 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:09:51,835 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175872471] [2021-11-14 08:09:51,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:09:51,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:09:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 08:09:51,935 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 08:09:51,935 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 08:09:51,936 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175872471] [2021-11-14 08:09:51,936 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175872471] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 08:09:51,936 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 08:09:51,936 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-14 08:09:51,936 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707529844] [2021-11-14 08:09:51,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 08:09:51,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-14 08:09:51,936 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 08:09:51,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-14 08:09:51,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-14 08:09:51,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,937 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 08:09:51,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 7 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 08:09:51,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:51,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 08:09:51,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-14 08:09:51,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:52,190 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,196 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,206 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,217 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,223 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,223 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,235 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,235 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,241 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,241 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,285 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:52,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 08:09:52,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-14 08:09:52,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 08:09:52,368 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-14 08:09:52,368 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 08:09:52,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:09:52,369 INFO L85 PathProgramCache]: Analyzing trace with hash 65413886, now seen corresponding path program 2 times [2021-11-14 08:09:52,369 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:09:52,369 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899828674] [2021-11-14 08:09:52,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:09:52,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:09:52,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 08:09:52,720 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 08:09:52,720 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 08:09:52,720 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899828674] [2021-11-14 08:09:52,720 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899828674] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 08:09:52,720 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 08:09:52,720 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-14 08:09:52,720 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896472305] [2021-11-14 08:09:52,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 08:09:52,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-14 08:09:52,721 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 08:09:52,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-14 08:09:52,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-11-14 08:09:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:52,721 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 08:09:52,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.0) internal successors, (96), 12 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 08:09:52,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:52,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 08:09:52,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-14 08:09:52,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 08:09:52,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:52,916 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,926 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,927 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:09:52,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:09:52,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 08:09:52,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-14 08:09:52,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 08:09:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-14 08:09:52,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-14 08:09:52,969 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 08:09:52,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:09:52,969 INFO L85 PathProgramCache]: Analyzing trace with hash 1569170882, now seen corresponding path program 3 times [2021-11-14 08:09:52,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:09:52,970 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448353855] [2021-11-14 08:09:52,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:09:52,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:09:53,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-14 08:09:53,001 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-14 08:09:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-14 08:09:53,085 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-14 08:09:53,085 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-14 08:09:53,086 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-14 08:09:53,086 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-14 08:09:53,086 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-14 08:09:53,086 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-14 08:09:53,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-14 08:09:53,089 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1] [2021-11-14 08:09:53,089 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-14 08:09:53,091 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-14 08:09:53,091 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-14 08:09:53,146 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 08:09:53,150 INFO L158 Benchmark]: Toolchain (without parser) took 4408.46ms. Allocated memory was 327.2MB in the beginning and 425.7MB in the end (delta: 98.6MB). Free memory was 271.6MB in the beginning and 231.6MB in the end (delta: 39.9MB). Peak memory consumption was 140.6MB. Max. memory is 16.0GB. [2021-11-14 08:09:53,151 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 327.2MB. Free memory is still 289.6MB. There was no memory consumed. Max. memory is 16.0GB. [2021-11-14 08:09:53,151 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.73ms. Allocated memory is still 327.2MB. Free memory was 271.4MB in the beginning and 287.2MB in the end (delta: -15.8MB). Peak memory consumption was 15.8MB. Max. memory is 16.0GB. [2021-11-14 08:09:53,152 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.47ms. Allocated memory is still 327.2MB. Free memory was 287.2MB in the beginning and 284.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-14 08:09:53,152 INFO L158 Benchmark]: Boogie Preprocessor took 35.16ms. Allocated memory is still 327.2MB. Free memory was 284.1MB in the beginning and 281.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-14 08:09:53,153 INFO L158 Benchmark]: RCFGBuilder took 667.52ms. Allocated memory is still 327.2MB. Free memory was 281.8MB in the beginning and 215.9MB in the end (delta: 65.8MB). Peak memory consumption was 65.0MB. Max. memory is 16.0GB. [2021-11-14 08:09:53,153 INFO L158 Benchmark]: TraceAbstraction took 3250.07ms. Allocated memory was 327.2MB in the beginning and 425.7MB in the end (delta: 98.6MB). Free memory was 215.9MB in the beginning and 231.6MB in the end (delta: -15.7MB). Peak memory consumption was 85.0MB. Max. memory is 16.0GB. [2021-11-14 08:09:53,154 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 327.2MB. Free memory is still 289.6MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 402.73ms. Allocated memory is still 327.2MB. Free memory was 271.4MB in the beginning and 287.2MB in the end (delta: -15.8MB). Peak memory consumption was 15.8MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 37.47ms. Allocated memory is still 327.2MB. Free memory was 287.2MB in the beginning and 284.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 35.16ms. Allocated memory is still 327.2MB. Free memory was 284.1MB in the beginning and 281.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 667.52ms. Allocated memory is still 327.2MB. Free memory was 281.8MB in the beginning and 215.9MB in the end (delta: 65.8MB). Peak memory consumption was 65.0MB. Max. memory is 16.0GB. * TraceAbstraction took 3250.07ms. Allocated memory was 327.2MB in the beginning and 425.7MB in the end (delta: 98.6MB). Free memory was 215.9MB in the beginning and 231.6MB in the end (delta: -15.7MB). Peak memory consumption was 85.0MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11454, positive: 11020, positive conditional: 9147, positive unconditional: 1873, negative: 434, negative conditional: 407, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11426, positive: 11020, positive conditional: 9147, positive unconditional: 1873, negative: 406, negative conditional: 379, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11426, positive: 11020, positive conditional: 9147, positive unconditional: 1873, negative: 406, negative conditional: 379, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11805, positive: 11020, positive conditional: 9105, positive unconditional: 1915, negative: 785, negative conditional: 379, negative unconditional: 406, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11805, positive: 11020, positive conditional: 4210, positive unconditional: 6810, negative: 785, negative conditional: 189, negative unconditional: 596, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11805, positive: 11020, positive conditional: 4210, positive unconditional: 6810, negative: 785, negative conditional: 189, negative unconditional: 596, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1923, positive: 1885, positive conditional: 6, positive unconditional: 1879, negative: 38, negative conditional: 8, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1923, positive: 1876, positive conditional: 0, positive unconditional: 1876, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 9, positive conditional: 5, positive unconditional: 4, negative: 38, negative conditional: 8, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 474, positive: 46, positive conditional: 42, positive unconditional: 4, negative: 428, negative conditional: 106, negative unconditional: 322, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11805, positive: 9135, positive conditional: 4204, positive unconditional: 4931, negative: 747, negative conditional: 181, negative unconditional: 566, unknown: 1923, unknown conditional: 14, unknown unconditional: 1909] , Statistics on independence cache: Total cache size (in pairs): 1923, Positive cache size: 1885, Positive conditional cache size: 6, Positive unconditional cache size: 1879, Negative cache size: 38, Negative conditional cache size: 8, Negative unconditional cache size: 30, Eliminated conditions: 5085, Maximal queried relation: 1, Independence queries for same thread: 28 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 409.27ms, Number of persistent set computation: 1091, Number of trivial persistent sets: 320, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1900, positive: 1873, positive conditional: 0, positive unconditional: 1873, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11454, positive: 11020, positive conditional: 9147, positive unconditional: 1873, negative: 434, negative conditional: 407, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11426, positive: 11020, positive conditional: 9147, positive unconditional: 1873, negative: 406, negative conditional: 379, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11426, positive: 11020, positive conditional: 9147, positive unconditional: 1873, negative: 406, negative conditional: 379, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11805, positive: 11020, positive conditional: 9105, positive unconditional: 1915, negative: 785, negative conditional: 379, negative unconditional: 406, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11805, positive: 11020, positive conditional: 4210, positive unconditional: 6810, negative: 785, negative conditional: 189, negative unconditional: 596, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11805, positive: 11020, positive conditional: 4210, positive unconditional: 6810, negative: 785, negative conditional: 189, negative unconditional: 596, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1923, positive: 1885, positive conditional: 6, positive unconditional: 1879, negative: 38, negative conditional: 8, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1923, positive: 1876, positive conditional: 0, positive unconditional: 1876, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 9, positive conditional: 5, positive unconditional: 4, negative: 38, negative conditional: 8, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 474, positive: 46, positive conditional: 42, positive unconditional: 4, negative: 428, negative conditional: 106, negative unconditional: 322, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11805, positive: 9135, positive conditional: 4204, positive unconditional: 4931, negative: 747, negative conditional: 181, negative unconditional: 566, unknown: 1923, unknown conditional: 14, unknown unconditional: 1909] , Statistics on independence cache: Total cache size (in pairs): 1923, Positive cache size: 1885, Positive conditional cache size: 6, Positive unconditional cache size: 1879, Negative cache size: 38, Negative conditional cache size: 8, Negative unconditional cache size: 30, Eliminated conditions: 5085, Maximal queried relation: 1, Independence queries for same thread: 28 - 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 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16819, positive: 16397, positive conditional: 14775, positive unconditional: 1622, negative: 422, negative conditional: 396, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16718, positive: 16397, positive conditional: 14775, positive unconditional: 1622, negative: 321, negative conditional: 295, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16718, positive: 16397, positive conditional: 14775, positive unconditional: 1622, negative: 321, negative conditional: 295, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17885, positive: 16397, positive conditional: 14650, positive unconditional: 1747, negative: 1488, negative conditional: 1167, negative unconditional: 321, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17885, positive: 16397, positive conditional: 2935, positive unconditional: 13462, negative: 1488, negative conditional: 79, negative unconditional: 1409, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17885, positive: 16397, positive conditional: 2935, positive unconditional: 13462, negative: 1488, negative conditional: 79, negative unconditional: 1409, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1671, positive: 1640, positive conditional: 12, positive unconditional: 1628, negative: 31, negative conditional: 4, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1671, positive: 1622, positive conditional: 0, positive unconditional: 1622, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 31, negative conditional: 4, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 265, positive: 27, positive conditional: 23, positive unconditional: 4, negative: 237, negative conditional: 20, negative unconditional: 218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 17885, positive: 14757, positive conditional: 2923, positive unconditional: 11834, negative: 1457, negative conditional: 75, negative unconditional: 1382, unknown: 1671, unknown conditional: 16, unknown unconditional: 1655] , Statistics on independence cache: Total cache size (in pairs): 1671, Positive cache size: 1640, Positive conditional cache size: 12, Positive unconditional cache size: 1628, Negative cache size: 31, Negative conditional cache size: 4, Negative unconditional cache size: 27, Eliminated conditions: 12803, Maximal queried relation: 4, Independence queries for same thread: 101 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 281.41ms, Number of persistent set computation: 1783, Number of trivial persistent sets: 532, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1648, positive: 1622, positive conditional: 0, positive unconditional: 1622, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16819, positive: 16397, positive conditional: 14775, positive unconditional: 1622, negative: 422, negative conditional: 396, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16718, positive: 16397, positive conditional: 14775, positive unconditional: 1622, negative: 321, negative conditional: 295, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16718, positive: 16397, positive conditional: 14775, positive unconditional: 1622, negative: 321, negative conditional: 295, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17885, positive: 16397, positive conditional: 14650, positive unconditional: 1747, negative: 1488, negative conditional: 1167, negative unconditional: 321, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17885, positive: 16397, positive conditional: 2935, positive unconditional: 13462, negative: 1488, negative conditional: 79, negative unconditional: 1409, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17885, positive: 16397, positive conditional: 2935, positive unconditional: 13462, negative: 1488, negative conditional: 79, negative unconditional: 1409, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1671, positive: 1640, positive conditional: 12, positive unconditional: 1628, negative: 31, negative conditional: 4, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1671, positive: 1622, positive conditional: 0, positive unconditional: 1622, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 31, negative conditional: 4, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 265, positive: 27, positive conditional: 23, positive unconditional: 4, negative: 237, negative conditional: 20, negative unconditional: 218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 17885, positive: 14757, positive conditional: 2923, positive unconditional: 11834, negative: 1457, negative conditional: 75, negative unconditional: 1382, unknown: 1671, unknown conditional: 16, unknown unconditional: 1655] , Statistics on independence cache: Total cache size (in pairs): 1671, Positive cache size: 1640, Positive conditional cache size: 12, Positive unconditional cache size: 1628, Negative cache size: 31, Negative conditional cache size: 4, Negative unconditional cache size: 27, Eliminated conditions: 12803, Maximal queried relation: 4, Independence queries for same thread: 101 - 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 08:09:53,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-11-14 08:09:53,393 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 08:09:53,596 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...