/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 01:56:57,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 01:56:57,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 01:56:57,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 01:56:57,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 01:56:57,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 01:56:57,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 01:56:57,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 01:56:57,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 01:56:57,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 01:56:57,287 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 01:56:57,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 01:56:57,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 01:56:57,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 01:56:57,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 01:56:57,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 01:56:57,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-17 01:56:57,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-17 01:56:57,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-17 01:56:57,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-17 01:56:57,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-17 01:56:57,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-17 01:56:57,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-17 01:56:57,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-17 01:56:57,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-17 01:56:57,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 01:56:57,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 01:56:57,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 01:56:57,310 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-Persistent-NoLbe.epf [2021-06-17 01:56:57,326 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 01:56:57,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 01:56:57,326 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 01:56:57,326 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 01:56:57,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 01:56:57,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 01:56:57,328 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 01:56:57,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 01:56:57,328 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 01:56:57,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 01:56:57,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 01:56:57,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 01:56:57,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 01:56:57,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 01:56:57,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 01:56:57,329 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 01:56:57,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 01:56:57,329 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 01:56:57,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 01:56:57,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 01:56:57,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 01:56:57,329 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 01:56:57,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 01:56:57,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 01:56:57,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 01:56:57,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 01:56:57,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 01:56:57,330 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 01:56:57,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 01:56:57,330 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 01:56:57,330 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 01:56:57,330 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 01:56:57,330 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-06-17 01:56:57,330 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 01:56:57,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 01:56:57,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 01:56:57,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 01:56:57,603 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 01:56:57,603 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 01:56:57,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc.i [2021-06-17 01:56:57,645 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73228f899/2cc47e704e6c494ba168af4334805009/FLAG169669eb0 [2021-06-17 01:56:58,068 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 01:56:58,069 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc.i [2021-06-17 01:56:58,080 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73228f899/2cc47e704e6c494ba168af4334805009/FLAG169669eb0 [2021-06-17 01:56:58,100 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73228f899/2cc47e704e6c494ba168af4334805009 [2021-06-17 01:56:58,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 01:56:58,103 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 01:56:58,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 01:56:58,104 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 01:56:58,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 01:56:58,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 01:56:58" (1/1) ... [2021-06-17 01:56:58,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f8c35d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:56:58, skipping insertion in model container [2021-06-17 01:56:58,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 01:56:58" (1/1) ... [2021-06-17 01:56:58,120 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 01:56:58,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 01:56:58,284 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc.i[950,963] [2021-06-17 01:56:58,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 01:56:58,442 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 01:56:58,452 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc.i[950,963] [2021-06-17 01:56:58,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 01:56:58,543 INFO L208 MainTranslator]: Completed translation [2021-06-17 01:56:58,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:56:58 WrapperNode [2021-06-17 01:56:58,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 01:56:58,544 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 01:56:58,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 01:56:58,545 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 01:56:58,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:56:58" (1/1) ... [2021-06-17 01:56:58,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:56:58" (1/1) ... [2021-06-17 01:56:58,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 01:56:58,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 01:56:58,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 01:56:58,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 01:56:58,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:56:58" (1/1) ... [2021-06-17 01:56:58,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:56:58" (1/1) ... [2021-06-17 01:56:58,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:56:58" (1/1) ... [2021-06-17 01:56:58,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:56:58" (1/1) ... [2021-06-17 01:56:58,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:56:58" (1/1) ... [2021-06-17 01:56:58,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:56:58" (1/1) ... [2021-06-17 01:56:58,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:56:58" (1/1) ... [2021-06-17 01:56:58,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 01:56:58,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 01:56:58,609 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 01:56:58,609 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 01:56:58,610 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:56:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 01:56:58,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 01:56:58,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 01:56:58,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 01:56:58,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 01:56:58,677 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 01:56:58,677 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 01:56:58,677 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 01:56:58,677 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 01:56:58,677 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 01:56:58,677 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 01:56:58,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 01:56:58,677 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 01:56:58,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 01:56:58,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 01:56:58,679 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 01:56:59,035 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 01:56:59,035 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 01:56:59,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 01:56:59 BoogieIcfgContainer [2021-06-17 01:56:59,038 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 01:56:59,039 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 01:56:59,039 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 01:56:59,041 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 01:56:59,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 01:56:58" (1/3) ... [2021-06-17 01:56:59,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c885a39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 01:56:59, skipping insertion in model container [2021-06-17 01:56:59,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:56:58" (2/3) ... [2021-06-17 01:56:59,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c885a39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 01:56:59, skipping insertion in model container [2021-06-17 01:56:59,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 01:56:59" (3/3) ... [2021-06-17 01:56:59,044 INFO L111 eAbstractionObserver]: Analyzing ICFG safe018_pso.oepc.i [2021-06-17 01:56:59,050 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 01:56:59,050 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 01:56:59,050 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 01:56:59,051 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 01:56:59,081 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,081 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,081 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,081 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,081 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,081 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,081 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,082 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,082 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,082 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,082 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,082 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,085 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,085 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,086 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,086 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,086 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,086 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,087 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,091 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,092 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,093 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,093 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,094 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,094 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,094 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,095 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,097 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,097 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,097 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,098 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,102 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,103 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,103 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,103 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,104 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,107 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,107 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,107 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:56:59,111 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 01:56:59,127 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 01:56:59,165 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 01:56:59,165 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 01:56:59,165 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 01:56:59,165 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 01:56:59,165 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 01:56:59,166 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 01:56:59,166 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 01:56:59,166 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 01:56:59,305 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 01:56:59,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 01:56:59,309 INFO L82 PathProgramCache]: Analyzing trace with hash -1163095279, now seen corresponding path program 1 times [2021-06-17 01:56:59,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 01:56:59,315 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750880565] [2021-06-17 01:56:59,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 01:56:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 01:56:59,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 01:56:59,517 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 01:56:59,517 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750880565] [2021-06-17 01:56:59,518 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750880565] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 01:56:59,518 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 01:56:59,519 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 01:56:59,519 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115489163] [2021-06-17 01:56:59,524 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 01:56:59,524 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 01:56:59,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 01:56:59,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 01:56:59,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:56:59,538 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 01:56:59,550 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 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) [2021-06-17 01:56:59,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:56:59,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:56:59,558 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 01:56:59,558 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 01:56:59,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 01:56:59,559 INFO L82 PathProgramCache]: Analyzing trace with hash 1924556435, now seen corresponding path program 1 times [2021-06-17 01:56:59,559 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 01:56:59,559 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503175573] [2021-06-17 01:56:59,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 01:56:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 01:56:59,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 01:56:59,794 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 01:56:59,795 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503175573] [2021-06-17 01:56:59,795 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503175573] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 01:56:59,795 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 01:56:59,795 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 01:56:59,795 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780339957] [2021-06-17 01:56:59,796 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 01:56:59,796 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 01:56:59,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 01:56:59,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 01:56:59,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:56:59,797 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 01:56:59,797 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 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) [2021-06-17 01:56:59,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:56:59,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:00,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:00,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:57:00,106 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 01:57:00,106 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 01:57:00,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 01:57:00,106 INFO L82 PathProgramCache]: Analyzing trace with hash -1428396848, now seen corresponding path program 1 times [2021-06-17 01:57:00,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 01:57:00,106 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631657762] [2021-06-17 01:57:00,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 01:57:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 01:57:00,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 01:57:00,236 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 01:57:00,236 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631657762] [2021-06-17 01:57:00,236 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631657762] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 01:57:00,236 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 01:57:00,236 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 01:57:00,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647059991] [2021-06-17 01:57:00,237 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 01:57:00,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 01:57:00,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 01:57:00,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 01:57:00,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:00,240 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 01:57:00,240 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 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) [2021-06-17 01:57:00,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:00,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:57:00,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:00,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:00,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:57:00,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:57:00,465 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 01:57:00,465 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 01:57:00,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 01:57:00,467 INFO L82 PathProgramCache]: Analyzing trace with hash 490142851, now seen corresponding path program 1 times [2021-06-17 01:57:00,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 01:57:00,467 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308564670] [2021-06-17 01:57:00,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 01:57:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 01:57:00,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 01:57:00,582 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 01:57:00,582 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308564670] [2021-06-17 01:57:00,582 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308564670] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 01:57:00,582 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 01:57:00,583 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 01:57:00,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239961442] [2021-06-17 01:57:00,583 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 01:57:00,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 01:57:00,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 01:57:00,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 01:57:00,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:00,584 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 01:57:00,584 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 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) [2021-06-17 01:57:00,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:00,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:57:00,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:57:00,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:00,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:00,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:57:00,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:57:00,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:57:00,841 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 01:57:00,841 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 01:57:00,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 01:57:00,841 INFO L82 PathProgramCache]: Analyzing trace with hash -958195647, now seen corresponding path program 1 times [2021-06-17 01:57:00,841 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 01:57:00,841 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939231686] [2021-06-17 01:57:00,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 01:57:00,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 01:57:00,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 01:57:00,953 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 01:57:00,953 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939231686] [2021-06-17 01:57:00,953 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939231686] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 01:57:00,953 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 01:57:00,953 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 01:57:00,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054782925] [2021-06-17 01:57:00,954 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 01:57:00,954 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 01:57:00,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 01:57:00,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-17 01:57:00,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:00,955 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 01:57:00,955 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 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) [2021-06-17 01:57:00,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:00,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:57:00,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:57:00,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:57:00,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:01,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:01,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:57:01,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:57:01,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:57:01,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 01:57:01,060 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 01:57:01,060 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 01:57:01,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 01:57:01,060 INFO L82 PathProgramCache]: Analyzing trace with hash 1714268054, now seen corresponding path program 1 times [2021-06-17 01:57:01,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 01:57:01,061 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098056072] [2021-06-17 01:57:01,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 01:57:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 01:57:01,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 01:57:01,178 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 01:57:01,178 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098056072] [2021-06-17 01:57:01,178 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098056072] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 01:57:01,178 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 01:57:01,179 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 01:57:01,179 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134263705] [2021-06-17 01:57:01,179 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 01:57:01,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 01:57:01,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 01:57:01,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 01:57:01,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:01,180 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 01:57:01,180 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 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) [2021-06-17 01:57:01,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:01,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:57:01,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:57:01,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:57:01,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 01:57:01,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:01,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:01,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:57:01,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:57:01,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:57:01,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 01:57:01,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 01:57:01,276 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-17 01:57:01,276 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 01:57:01,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 01:57:01,277 INFO L82 PathProgramCache]: Analyzing trace with hash -116961335, now seen corresponding path program 1 times [2021-06-17 01:57:01,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 01:57:01,277 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009406392] [2021-06-17 01:57:01,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 01:57:01,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 01:57:01,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 01:57:01,344 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 01:57:01,344 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009406392] [2021-06-17 01:57:01,344 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009406392] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 01:57:01,344 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 01:57:01,344 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 01:57:01,344 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480929594] [2021-06-17 01:57:01,344 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 01:57:01,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 01:57:01,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 01:57:01,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 01:57:01,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:01,345 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 01:57:01,345 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 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) [2021-06-17 01:57:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:57:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:57:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:57:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 01:57:01,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 01:57:01,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:01,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:01,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:57:01,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:57:01,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:57:01,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:57:01,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 01:57:01,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-17 01:57:01,609 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-17 01:57:01,609 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 01:57:01,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 01:57:01,609 INFO L82 PathProgramCache]: Analyzing trace with hash 469182922, now seen corresponding path program 1 times [2021-06-17 01:57:01,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 01:57:01,609 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962956327] [2021-06-17 01:57:01,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 01:57:01,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 01:57:01,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 01:57:01,708 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 01:57:01,708 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962956327] [2021-06-17 01:57:01,708 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962956327] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 01:57:01,708 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 01:57:01,708 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 01:57:01,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066855844] [2021-06-17 01:57:01,708 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 01:57:01,708 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 01:57:01,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 01:57:01,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-17 01:57:01,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:01,709 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 01:57:01,709 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 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) [2021-06-17 01:57:01,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:01,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:57:01,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:57:01,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:57:01,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:57:01,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 01:57:01,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-17 01:57:01,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:01,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:57:01,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:57:01,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:57:01,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:57:01,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:57:01,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 01:57:01,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-17 01:57:01,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 01:57:01,832 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-17 01:57:01,839 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 01:57:01,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 01:57:01 BasicIcfg [2021-06-17 01:57:01,841 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 01:57:01,842 INFO L168 Benchmark]: Toolchain (without parser) took 3738.62 ms. Allocated memory was 201.3 MB in the beginning and 260.0 MB in the end (delta: 58.7 MB). Free memory was 164.1 MB in the beginning and 155.5 MB in the end (delta: 8.6 MB). Peak memory consumption was 68.0 MB. Max. memory is 8.0 GB. [2021-06-17 01:57:01,842 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 201.3 MB. Free memory is still 182.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 01:57:01,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 439.51 ms. Allocated memory is still 201.3 MB. Free memory was 163.9 MB in the beginning and 162.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 11.9 MB. Max. memory is 8.0 GB. [2021-06-17 01:57:01,842 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.06 ms. Allocated memory is still 201.3 MB. Free memory was 162.4 MB in the beginning and 160.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 01:57:01,842 INFO L168 Benchmark]: Boogie Preprocessor took 15.92 ms. Allocated memory is still 201.3 MB. Free memory was 160.3 MB in the beginning and 158.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 01:57:01,843 INFO L168 Benchmark]: RCFGBuilder took 428.42 ms. Allocated memory is still 201.3 MB. Free memory was 158.7 MB in the beginning and 134.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-06-17 01:57:01,843 INFO L168 Benchmark]: TraceAbstraction took 2802.25 ms. Allocated memory was 201.3 MB in the beginning and 260.0 MB in the end (delta: 58.7 MB). Free memory was 134.0 MB in the beginning and 155.5 MB in the end (delta: -21.5 MB). Peak memory consumption was 38.3 MB. Max. memory is 8.0 GB. [2021-06-17 01:57:01,844 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 201.3 MB. Free memory is still 182.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 439.51 ms. Allocated memory is still 201.3 MB. Free memory was 163.9 MB in the beginning and 162.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 11.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 48.06 ms. Allocated memory is still 201.3 MB. Free memory was 162.4 MB in the beginning and 160.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 15.92 ms. Allocated memory is still 201.3 MB. Free memory was 160.3 MB in the beginning and 158.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 428.42 ms. Allocated memory is still 201.3 MB. Free memory was 158.7 MB in the beginning and 134.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2802.25 ms. Allocated memory was 201.3 MB in the beginning and 260.0 MB in the end (delta: 58.7 MB). Free memory was 134.0 MB in the beginning and 155.5 MB in the end (delta: -21.5 MB). Peak memory consumption was 38.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5810, positive: 5776, positive conditional: 0, positive unconditional: 5776, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 5810, positive: 5776, positive conditional: 0, positive unconditional: 5776, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 5810, positive: 5776, positive conditional: 0, positive unconditional: 5776, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1338, positive: 1318, positive conditional: 0, positive unconditional: 1318, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1338, positive: 1312, positive conditional: 0, positive unconditional: 1312, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5810, positive: 4458, positive conditional: 0, positive unconditional: 4458, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 1338, unknown conditional: 0, unknown unconditional: 1338] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0 ], Maximal queried relation: 4, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 306, Number of persistent set computation: 2450, Number of trivial persistent sets: 844, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5810, positive: 5776, positive conditional: 0, positive unconditional: 5776, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 5810, positive: 5776, positive conditional: 0, positive unconditional: 5776, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 5810, positive: 5776, positive conditional: 0, positive unconditional: 5776, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1338, positive: 1318, positive conditional: 0, positive unconditional: 1318, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1338, positive: 1312, positive conditional: 0, positive unconditional: 1312, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5810, positive: 4458, positive conditional: 0, positive unconditional: 4458, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 1338, unknown conditional: 0, unknown unconditional: 1338] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1338, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0 ], Maximal queried relation: 4, Independence queries for same thread: 0 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 105 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2698.5ms, OverallIterations: 8, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.3ms, PartialOrderReductionTime: 1512.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 79, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 24.1ms SsaConstructionTime, 185.5ms SatisfiabilityAnalysisTime, 774.5ms InterpolantComputationTime, 445 NumberOfCodeBlocks, 445 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 437 ConstructedInterpolants, 0 QuantifiedInterpolants, 1283 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...