/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-NewStatesSleepPersistent-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe013_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 12:21:23,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 12:21:23,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 12:21:23,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-14 12:21:23,195 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-14 12:21:23,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-14 12:21:23,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-14 12:21:23,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-14 12:21:23,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-14 12:21:23,203 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-14 12:21:23,204 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-14 12:21:23,205 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-14 12:21:23,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 12:21:23,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 12:21:23,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 12:21:23,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 12:21:23,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 12:21:23,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 12:21:23,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 12:21:23,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 12:21:23,227 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 12:21:23,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 12:21:23,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 12:21:23,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 12:21:23,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-14 12:21:23,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-14 12:21:23,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-14 12:21:23,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-14 12:21:23,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-14 12:21:23,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-14 12:21:23,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-14 12:21:23,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-14 12:21:23,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-14 12:21:23,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-14 12:21:23,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-14 12:21:23,238 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-14 12:21:23,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-14 12:21:23,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-14 12:21:23,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 12:21:23,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 12:21:23,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 12:21:23,244 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-NewStatesSleepPersistent-NoLbe-Lockstep.epf [2021-07-14 12:21:23,274 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 12:21:23,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 12:21:23,274 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 12:21:23,274 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 12:21:23,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 12:21:23,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 12:21:23,276 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 12:21:23,277 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 12:21:23,277 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 12:21:23,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 12:21:23,278 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 12:21:23,278 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 12:21:23,278 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 12:21:23,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 12:21:23,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 12:21:23,278 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 12:21:23,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 12:21:23,278 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 12:21:23,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 12:21:23,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 12:21:23,279 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 12:21:23,279 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 12:21:23,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 12:21:23,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 12:21:23,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 12:21:23,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 12:21:23,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 12:21:23,279 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 12:21:23,279 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 12:21:23,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 12:21:23,280 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 12:21:23,280 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 12:21:23,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 12:21:23,280 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-14 12:21:23,280 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 12:21:23,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 12:21:23,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 12:21:23,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 12:21:23,536 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 12:21:23,536 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 12:21:23,536 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe013_tso.opt.i [2021-07-14 12:21:23,587 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/196d1ee99/c707ada1b0994648b92e48b4ec6a448a/FLAG79f511ded [2021-07-14 12:21:24,057 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 12:21:24,058 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_tso.opt.i [2021-07-14 12:21:24,070 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/196d1ee99/c707ada1b0994648b92e48b4ec6a448a/FLAG79f511ded [2021-07-14 12:21:24,395 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/196d1ee99/c707ada1b0994648b92e48b4ec6a448a [2021-07-14 12:21:24,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 12:21:24,398 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 12:21:24,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 12:21:24,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 12:21:24,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 12:21:24,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:21:24" (1/1) ... [2021-07-14 12:21:24,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3240017c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:24, skipping insertion in model container [2021-07-14 12:21:24,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:21:24" (1/1) ... [2021-07-14 12:21:24,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 12:21:24,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 12:21:24,576 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/safe013_tso.opt.i[949,962] [2021-07-14 12:21:24,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 12:21:24,697 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 12:21:24,712 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/safe013_tso.opt.i[949,962] [2021-07-14 12:21:24,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 12:21:24,779 INFO L208 MainTranslator]: Completed translation [2021-07-14 12:21:24,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:24 WrapperNode [2021-07-14 12:21:24,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 12:21:24,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 12:21:24,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 12:21:24,780 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 12:21:24,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:24" (1/1) ... [2021-07-14 12:21:24,810 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:24" (1/1) ... [2021-07-14 12:21:24,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 12:21:24,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 12:21:24,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 12:21:24,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 12:21:24,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:24" (1/1) ... [2021-07-14 12:21:24,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:24" (1/1) ... [2021-07-14 12:21:24,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:24" (1/1) ... [2021-07-14 12:21:24,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:24" (1/1) ... [2021-07-14 12:21:24,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:24" (1/1) ... [2021-07-14 12:21:24,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:24" (1/1) ... [2021-07-14 12:21:24,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:24" (1/1) ... [2021-07-14 12:21:24,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 12:21:24,866 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 12:21:24,866 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 12:21:24,866 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 12:21:24,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:24" (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 [2021-07-14 12:21:24,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 12:21:24,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 12:21:24,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 12:21:24,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 12:21:24,937 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 12:21:24,937 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 12:21:24,937 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 12:21:24,938 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 12:21:24,938 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 12:21:24,938 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 12:21:24,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 12:21:24,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 12:21:24,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 12:21:24,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 12:21:24,939 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 12:21:25,209 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 12:21:25,209 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 12:21:25,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:21:25 BoogieIcfgContainer [2021-07-14 12:21:25,211 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 12:21:25,212 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 12:21:25,212 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 12:21:25,214 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 12:21:25,214 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 12:21:24" (1/3) ... [2021-07-14 12:21:25,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73edb400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:21:25, skipping insertion in model container [2021-07-14 12:21:25,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:24" (2/3) ... [2021-07-14 12:21:25,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73edb400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:21:25, skipping insertion in model container [2021-07-14 12:21:25,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:21:25" (3/3) ... [2021-07-14 12:21:25,216 INFO L111 eAbstractionObserver]: Analyzing ICFG safe013_tso.opt.i [2021-07-14 12:21:25,220 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 12:21:25,220 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 12:21:25,220 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 12:21:25,221 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 12:21:25,241 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,242 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,242 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,242 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,242 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,242 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,242 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,242 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,242 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,243 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,243 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,244 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,244 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,245 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,245 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,245 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,245 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,245 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,245 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,245 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,245 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,246 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,246 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,246 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,246 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,247 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,247 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,248 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,248 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,251 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,251 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,251 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,251 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,252 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,252 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,253 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,253 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:25,254 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 12:21:25,270 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 [2021-07-14 12:21:25,308 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 12:21:25,309 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 12:21:25,309 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 12:21:25,309 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 12:21:25,309 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 12:21:25,309 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 12:21:25,309 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 12:21:25,309 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 12:21:25,470 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:21:25,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:21:25,474 INFO L82 PathProgramCache]: Analyzing trace with hash 841920221, now seen corresponding path program 1 times [2021-07-14 12:21:25,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:21:25,482 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936789064] [2021-07-14 12:21:25,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:21:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:21:25,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:21:25,643 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:21:25,643 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936789064] [2021-07-14 12:21:25,644 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936789064] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:21:25,644 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:21:25,644 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 12:21:25,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383669712] [2021-07-14 12:21:25,647 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 12:21:25,647 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:21:25,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 12:21:25,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 12:21:25,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:25,657 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:21:25,664 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 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) [2021-07-14 12:21:25,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:25,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:25,684 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 12:21:25,684 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:21:25,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:21:25,684 INFO L82 PathProgramCache]: Analyzing trace with hash -611140669, now seen corresponding path program 1 times [2021-07-14 12:21:25,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:21:25,685 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173565858] [2021-07-14 12:21:25,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:21:25,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:21:25,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:21:25,883 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:21:25,883 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173565858] [2021-07-14 12:21:25,884 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173565858] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:21:25,884 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:21:25,884 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 12:21:25,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230224718] [2021-07-14 12:21:25,885 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 12:21:25,885 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:21:25,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 12:21:25,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 12:21:25,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:25,886 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:21:25,886 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 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) [2021-07-14 12:21:25,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:25,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:26,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:26,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:21:26,212 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 12:21:26,212 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:21:26,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:21:26,214 INFO L82 PathProgramCache]: Analyzing trace with hash 2087503059, now seen corresponding path program 1 times [2021-07-14 12:21:26,214 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:21:26,216 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613280223] [2021-07-14 12:21:26,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:21:26,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:21:26,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:21:26,345 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:21:26,345 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613280223] [2021-07-14 12:21:26,345 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613280223] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:21:26,345 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:21:26,346 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 12:21:26,346 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214851182] [2021-07-14 12:21:26,347 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 12:21:26,347 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:21:26,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 12:21:26,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 12:21:26,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:26,357 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:21:26,357 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) [2021-07-14 12:21:26,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:26,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:21:26,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:26,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:26,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:21:26,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 12:21:26,517 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 12:21:26,517 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:21:26,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:21:26,518 INFO L82 PathProgramCache]: Analyzing trace with hash -1567303682, now seen corresponding path program 1 times [2021-07-14 12:21:26,518 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:21:26,518 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367086600] [2021-07-14 12:21:26,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:21:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:21:26,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:21:26,627 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:21:26,628 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367086600] [2021-07-14 12:21:26,628 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1367086600] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:21:26,628 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:21:26,628 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 12:21:26,628 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113995780] [2021-07-14 12:21:26,628 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 12:21:26,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:21:26,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 12:21:26,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-14 12:21:26,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:26,630 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:21:26,630 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 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) [2021-07-14 12:21:26,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:26,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:21:26,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 12:21:26,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:26,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:26,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:21:26,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 12:21:26,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 12:21:26,801 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 12:21:26,801 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:21:26,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:21:26,802 INFO L82 PathProgramCache]: Analyzing trace with hash 1292808637, now seen corresponding path program 1 times [2021-07-14 12:21:26,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:21:26,802 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835175572] [2021-07-14 12:21:26,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:21:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:21:26,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:21:26,907 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:21:26,907 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835175572] [2021-07-14 12:21:26,907 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835175572] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:21:26,907 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:21:26,907 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 12:21:26,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454294680] [2021-07-14 12:21:26,908 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 12:21:26,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:21:26,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 12:21:26,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-14 12:21:26,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:26,909 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:21:26,909 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 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) [2021-07-14 12:21:26,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:26,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:21:26,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 12:21:26,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 12:21:26,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:27,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:27,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:21:27,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 12:21:27,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 12:21:27,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:21:27,052 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 12:21:27,052 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:21:27,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:21:27,052 INFO L82 PathProgramCache]: Analyzing trace with hash -1158975421, now seen corresponding path program 1 times [2021-07-14 12:21:27,052 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:21:27,053 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902319428] [2021-07-14 12:21:27,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:21:27,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:21:27,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:21:27,135 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:21:27,136 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902319428] [2021-07-14 12:21:27,136 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902319428] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:21:27,136 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:21:27,136 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 12:21:27,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039480794] [2021-07-14 12:21:27,137 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 12:21:27,137 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:21:27,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 12:21:27,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 12:21:27,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:27,138 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:21:27,139 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) [2021-07-14 12:21:27,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:27,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:21:27,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 12:21:27,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 12:21:27,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:21:27,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:27,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:27,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:21:27,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 12:21:27,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 12:21:27,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 12:21:27,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:21:27,358 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 12:21:27,358 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:21:27,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:21:27,358 INFO L82 PathProgramCache]: Analyzing trace with hash 1329419635, now seen corresponding path program 1 times [2021-07-14 12:21:27,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:21:27,359 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485847162] [2021-07-14 12:21:27,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:21:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:21:27,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:21:27,456 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:21:27,456 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485847162] [2021-07-14 12:21:27,457 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485847162] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:21:27,457 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:21:27,457 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 12:21:27,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587350395] [2021-07-14 12:21:27,457 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 12:21:27,457 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:21:27,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 12:21:27,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-14 12:21:27,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:27,458 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:21:27,458 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 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) [2021-07-14 12:21:27,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:27,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:21:27,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 12:21:27,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 12:21:27,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 12:21:27,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:21:27,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:27,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:27,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:21:27,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 12:21:27,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 12:21:27,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 12:21:27,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:21:27,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:21:27,749 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-14 12:21:27,749 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:21:27,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:21:27,749 INFO L82 PathProgramCache]: Analyzing trace with hash 49969951, now seen corresponding path program 2 times [2021-07-14 12:21:27,749 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:21:27,749 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027123675] [2021-07-14 12:21:27,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:21:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:21:27,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:21:27,830 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:21:27,830 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027123675] [2021-07-14 12:21:27,830 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027123675] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:21:27,830 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:21:27,830 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 12:21:27,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726171922] [2021-07-14 12:21:27,830 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 12:21:27,830 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:21:27,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 12:21:27,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 12:21:27,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:27,831 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:21:27,831 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 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) [2021-07-14 12:21:27,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:27,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:21:27,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 12:21:27,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 12:21:27,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 12:21:27,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:21:27,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:21:27,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:27,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:27,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:21:27,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 12:21:27,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 12:21:27,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 12:21:27,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:21:27,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:21:27,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:21:27,987 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-14 12:21:28,002 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 12:21:28,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 12:21:28 BasicIcfg [2021-07-14 12:21:28,004 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 12:21:28,005 INFO L168 Benchmark]: Toolchain (without parser) took 3606.82 ms. Allocated memory was 217.1 MB in the beginning and 286.3 MB in the end (delta: 69.2 MB). Free memory was 179.3 MB in the beginning and 130.4 MB in the end (delta: 48.9 MB). Peak memory consumption was 118.5 MB. Max. memory is 8.0 GB. [2021-07-14 12:21:28,005 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 217.1 MB. Free memory is still 197.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 12:21:28,005 INFO L168 Benchmark]: CACSL2BoogieTranslator took 380.22 ms. Allocated memory is still 217.1 MB. Free memory was 179.1 MB in the beginning and 188.8 MB in the end (delta: -9.7 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-07-14 12:21:28,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.35 ms. Allocated memory is still 217.1 MB. Free memory was 188.8 MB in the beginning and 187.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 12:21:28,006 INFO L168 Benchmark]: Boogie Preprocessor took 36.54 ms. Allocated memory is still 217.1 MB. Free memory was 186.7 MB in the beginning and 185.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 12:21:28,006 INFO L168 Benchmark]: RCFGBuilder took 344.98 ms. Allocated memory is still 217.1 MB. Free memory was 185.1 MB in the beginning and 161.0 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-07-14 12:21:28,007 INFO L168 Benchmark]: TraceAbstraction took 2791.89 ms. Allocated memory was 217.1 MB in the beginning and 286.3 MB in the end (delta: 69.2 MB). Free memory was 160.5 MB in the beginning and 130.4 MB in the end (delta: 30.1 MB). Peak memory consumption was 99.8 MB. Max. memory is 8.0 GB. [2021-07-14 12:21:28,008 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 217.1 MB. Free memory is still 197.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 380.22 ms. Allocated memory is still 217.1 MB. Free memory was 179.1 MB in the beginning and 188.8 MB in the end (delta: -9.7 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 48.35 ms. Allocated memory is still 217.1 MB. Free memory was 188.8 MB in the beginning and 187.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 36.54 ms. Allocated memory is still 217.1 MB. Free memory was 186.7 MB in the beginning and 185.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 344.98 ms. Allocated memory is still 217.1 MB. Free memory was 185.1 MB in the beginning and 161.0 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2791.89 ms. Allocated memory was 217.1 MB in the beginning and 286.3 MB in the end (delta: 69.2 MB). Free memory was 160.5 MB in the beginning and 130.4 MB in the end (delta: 30.1 MB). Peak memory consumption was 99.8 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: 11571, positive: 11311, positive conditional: 6476, positive unconditional: 4835, negative: 260, negative conditional: 213, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 11508, positive: 11311, positive conditional: 6476, positive unconditional: 4835, negative: 197, negative conditional: 150, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 11508, positive: 11063, positive conditional: 0, positive unconditional: 11063, negative: 445, negative conditional: 0, negative unconditional: 445, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1159, positive: 1137, positive conditional: 0, positive unconditional: 1137, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1159, positive: 1131, positive conditional: 0, positive unconditional: 1131, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11508, positive: 9926, positive conditional: 0, positive unconditional: 9926, negative: 423, negative conditional: 0, negative unconditional: 423, unknown: 1159, unknown conditional: 0, unknown unconditional: 1159] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, SemanticConditionEliminator.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2338, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 2072, negative conditional: 69, negative unconditional: 2003, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, Eliminated conditions: 1933, SemanticConditionEliminator.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2338, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 2072, negative conditional: 69, negative unconditional: 2003, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, Eliminated conditions: 1933, SemanticConditionEliminator.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2338, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 2072, negative conditional: 69, negative unconditional: 2003, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, Eliminated conditions: 1933, SemanticConditionEliminator.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2338, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 2072, negative conditional: 69, negative unconditional: 2003, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, Eliminated conditions: 1933, SemanticConditionEliminator.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2338, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 2072, negative conditional: 69, negative unconditional: 2003, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, Eliminated conditions: 1933, SemanticConditionEliminator.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2338, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 2072, negative conditional: 69, negative unconditional: 2003, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, Eliminated conditions: 1933, SemanticConditionEliminator.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2338, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 2072, negative conditional: 69, negative unconditional: 2003, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, Eliminated conditions: 1933, SemanticConditionEliminator.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2338, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 2072, negative conditional: 69, negative unconditional: 2003, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, Eliminated conditions: 1933 ], Maximal queried relation: 8, Independence queries for same thread: 63 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 193, Number of persistent set computation: 336, Number of trivial persistent sets: 89, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11571, positive: 11311, positive conditional: 6476, positive unconditional: 4835, negative: 260, negative conditional: 213, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 11508, positive: 11311, positive conditional: 6476, positive unconditional: 4835, negative: 197, negative conditional: 150, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 11508, positive: 11063, positive conditional: 0, positive unconditional: 11063, negative: 445, negative conditional: 0, negative unconditional: 445, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1159, positive: 1137, positive conditional: 0, positive unconditional: 1137, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1159, positive: 1131, positive conditional: 0, positive unconditional: 1131, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11508, positive: 9926, positive conditional: 0, positive unconditional: 9926, negative: 423, negative conditional: 0, negative unconditional: 423, unknown: 1159, unknown conditional: 0, unknown unconditional: 1159] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, SemanticConditionEliminator.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2338, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 2072, negative conditional: 69, negative unconditional: 2003, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, Eliminated conditions: 1933, SemanticConditionEliminator.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2338, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 2072, negative conditional: 69, negative unconditional: 2003, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, Eliminated conditions: 1933, SemanticConditionEliminator.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2338, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 2072, negative conditional: 69, negative unconditional: 2003, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, Eliminated conditions: 1933, SemanticConditionEliminator.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2338, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 2072, negative conditional: 69, negative unconditional: 2003, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, Eliminated conditions: 1933, SemanticConditionEliminator.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2338, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 2072, negative conditional: 69, negative unconditional: 2003, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, Eliminated conditions: 1933, SemanticConditionEliminator.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2338, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 2072, negative conditional: 69, negative unconditional: 2003, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, Eliminated conditions: 1933, SemanticConditionEliminator.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2338, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 2072, negative conditional: 69, negative unconditional: 2003, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, Eliminated conditions: 1933, SemanticConditionEliminator.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2338, positive: 248, positive conditional: 248, positive unconditional: 0, negative: 2090, negative conditional: 87, negative unconditional: 2003, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 22, positive conditional: 16, positive unconditional: 6, negative: 40, negative conditional: 18, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 36, positive conditional: 21, positive unconditional: 15, negative: 101, negative conditional: 22, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2338, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 2072, negative conditional: 69, negative unconditional: 2003, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1193, Positive cache size: 1153, Positive conditional cache size: 16, Positive unconditional cache size: 1137, Negative cache size: 40, Negative conditional cache size: 18, Negative unconditional cache size: 22, Eliminated conditions: 1933 ], Maximal queried relation: 8, Independence queries for same thread: 63 - 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, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2721.2ms, OverallIterations: 8, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.5ms, PartialOrderReductionTime: 1628.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 87, 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: 29.1ms SsaConstructionTime, 142.0ms SatisfiabilityAnalysisTime, 702.8ms InterpolantComputationTime, 452 NumberOfCodeBlocks, 452 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 444 ConstructedInterpolants, 0 QuantifiedInterpolants, 1208 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...