/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-NewStatesSleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-16 23:06:18,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-16 23:06:18,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-16 23:06:18,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-16 23:06:18,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-16 23:06:18,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-16 23:06:18,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-16 23:06:18,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-16 23:06:18,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-16 23:06:18,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-16 23:06:18,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-16 23:06:18,373 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-16 23:06:18,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-16 23:06:18,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-16 23:06:18,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-16 23:06:18,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-16 23:06:18,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-16 23:06:18,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-16 23:06:18,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-16 23:06:18,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-16 23:06:18,392 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-NewStatesSleep-NoLbe-Random42.epf [2021-06-16 23:06:18,417 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-16 23:06:18,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-16 23:06:18,418 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-16 23:06:18,418 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-16 23:06:18,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-16 23:06:18,420 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-16 23:06:18,420 INFO L138 SettingsManager]: * Use SBE=true [2021-06-16 23:06:18,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-16 23:06:18,420 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-16 23:06:18,420 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-16 23:06:18,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-16 23:06:18,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-16 23:06:18,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-16 23:06:18,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-16 23:06:18,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-16 23:06:18,421 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-16 23:06:18,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-16 23:06:18,422 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-16 23:06:18,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-16 23:06:18,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-16 23:06:18,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-16 23:06:18,422 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-16 23:06:18,422 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-16 23:06:18,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 23:06:18,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-16 23:06:18,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-16 23:06:18,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-16 23:06:18,432 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-16 23:06:18,433 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-16 23:06:18,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-16 23:06:18,433 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-16 23:06:18,433 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-16 23:06:18,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-16 23:06:18,433 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-16 23:06:18,433 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-16 23:06:18,433 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-16 23:06:18,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-16 23:06:18,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-16 23:06:18,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-16 23:06:18,689 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-16 23:06:18,690 INFO L275 PluginConnector]: CDTParser initialized [2021-06-16 23:06:18,690 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-2.i [2021-06-16 23:06:18,738 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c84a7818/5245c0820f214465b206cbfc78d4fc56/FLAG2f63821b4 [2021-06-16 23:06:19,188 INFO L306 CDTParser]: Found 1 translation units. [2021-06-16 23:06:19,189 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-2.i [2021-06-16 23:06:19,204 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c84a7818/5245c0820f214465b206cbfc78d4fc56/FLAG2f63821b4 [2021-06-16 23:06:19,218 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c84a7818/5245c0820f214465b206cbfc78d4fc56 [2021-06-16 23:06:19,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-16 23:06:19,222 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-16 23:06:19,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-16 23:06:19,224 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-16 23:06:19,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-16 23:06:19,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 11:06:19" (1/1) ... [2021-06-16 23:06:19,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f767084 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 11:06:19, skipping insertion in model container [2021-06-16 23:06:19,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 11:06:19" (1/1) ... [2021-06-16 23:06:19,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-16 23:06:19,274 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-16 23:06:19,402 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-C-DAC/pthread-demo-datarace-2.i[818,831] [2021-06-16 23:06:19,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 23:06:19,687 INFO L203 MainTranslator]: Completed pre-run [2021-06-16 23:06:19,695 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-C-DAC/pthread-demo-datarace-2.i[818,831] [2021-06-16 23:06:19,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 23:06:19,850 INFO L208 MainTranslator]: Completed translation [2021-06-16 23:06:19,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 11:06:19 WrapperNode [2021-06-16 23:06:19,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-16 23:06:19,852 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-16 23:06:19,852 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-16 23:06:19,852 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-16 23:06:19,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 11:06:19" (1/1) ... [2021-06-16 23:06:19,879 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 11:06:19" (1/1) ... [2021-06-16 23:06:19,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-16 23:06:19,892 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-16 23:06:19,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-16 23:06:19,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-16 23:06:19,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 11:06:19" (1/1) ... [2021-06-16 23:06:19,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 11:06:19" (1/1) ... [2021-06-16 23:06:19,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 11:06:19" (1/1) ... [2021-06-16 23:06:19,899 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 11:06:19" (1/1) ... [2021-06-16 23:06:19,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 11:06:19" (1/1) ... [2021-06-16 23:06:19,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 11:06:19" (1/1) ... [2021-06-16 23:06:19,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 11:06:19" (1/1) ... [2021-06-16 23:06:19,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-16 23:06:19,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-16 23:06:19,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-16 23:06:19,909 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-16 23:06:19,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 11:06:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 23:06:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-16 23:06:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-16 23:06:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-16 23:06:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_datarace [2021-06-16 23:06:19,958 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_datarace [2021-06-16 23:06:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-16 23:06:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-16 23:06:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-16 23:06:19,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-16 23:06:19,959 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-16 23:06:20,244 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-16 23:06:20,244 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-16 23:06:20,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 11:06:20 BoogieIcfgContainer [2021-06-16 23:06:20,245 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-16 23:06:20,246 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-16 23:06:20,247 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-16 23:06:20,248 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-16 23:06:20,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.06 11:06:19" (1/3) ... [2021-06-16 23:06:20,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef5d011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 11:06:20, skipping insertion in model container [2021-06-16 23:06:20,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 11:06:19" (2/3) ... [2021-06-16 23:06:20,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef5d011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 11:06:20, skipping insertion in model container [2021-06-16 23:06:20,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 11:06:20" (3/3) ... [2021-06-16 23:06:20,250 INFO L111 eAbstractionObserver]: Analyzing ICFG pthread-demo-datarace-2.i [2021-06-16 23:06:20,257 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-16 23:06:20,258 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-16 23:06:20,258 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-16 23:06:20,258 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-16 23:06:20,273 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,274 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,274 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,274 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,274 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,274 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,274 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,274 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,274 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,274 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,275 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,275 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,275 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,275 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,275 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,275 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,275 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,275 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,275 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,276 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,276 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,276 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,276 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,276 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,276 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,276 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,276 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,276 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,276 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,277 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,277 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,277 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,277 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,277 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,277 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,277 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,277 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,277 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,277 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,278 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,278 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,278 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,279 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,279 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,279 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,279 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,279 WARN L313 ript$VariableManager]: TermVariabe |thread_function_dataraceThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,280 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,280 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,280 WARN L313 ript$VariableManager]: TermVariabe thread_function_dataraceThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 23:06:20,284 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-06-16 23:06:20,298 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 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) [2021-06-16 23:06:20,344 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 23:06:20,344 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 23:06:20,344 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 23:06:20,344 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 23:06:20,344 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 23:06:20,344 INFO L383 AbstractCegarLoop]: Difference is false Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-16 23:06:20,344 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 23:06:20,345 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-16 23:06:20,389 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:06:20,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:06:20,395 INFO L82 PathProgramCache]: Analyzing trace with hash -418189245, now seen corresponding path program 1 times [2021-06-16 23:06:20,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:06:20,401 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350705147] [2021-06-16 23:06:20,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:06:20,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:06:20,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-16 23:06:20,601 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:06:20,601 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350705147] [2021-06-16 23:06:20,602 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350705147] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 23:06:20,602 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 23:06:20,602 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-16 23:06:20,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394002959] [2021-06-16 23:06:20,608 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-16 23:06:20,608 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:06:20,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-16 23:06:20,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-16 23:06:20,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:20,621 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:06:20,622 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 35.5) internal successors, (71), 2 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:06:20,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:20,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:20,681 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-16 23:06:20,681 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:06:20,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:06:20,684 INFO L82 PathProgramCache]: Analyzing trace with hash -1868209123, now seen corresponding path program 1 times [2021-06-16 23:06:20,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:06:20,704 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042275134] [2021-06-16 23:06:20,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:06:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:06:20,882 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-16 23:06:20,882 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:06:20,883 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042275134] [2021-06-16 23:06:20,883 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042275134] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:20,885 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [487310566] [2021-06-16 23:06:20,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:06:20,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-16 23:06:21,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:06:21,253 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:06:21,254 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [487310566] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:21,254 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:06:21,254 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-06-16 23:06:21,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598531733] [2021-06-16 23:06:21,255 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-16 23:06:21,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:06:21,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-16 23:06:21,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-06-16 23:06:21,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:21,256 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:06:21,256 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 10.083333333333334) internal successors, (121), 12 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:06:21,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:21,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:21,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:21,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:21,752 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:21,753 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:06:21,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:06:21,753 INFO L82 PathProgramCache]: Analyzing trace with hash 1990912248, now seen corresponding path program 2 times [2021-06-16 23:06:21,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:06:21,754 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459240641] [2021-06-16 23:06:21,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:06:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:06:21,948 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 25 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:06:21,949 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:06:21,949 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459240641] [2021-06-16 23:06:21,949 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459240641] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:21,949 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [351438482] [2021-06-16 23:06:21,949 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:22,067 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 23:06:22,068 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:06:22,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-16 23:06:22,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:06:22,305 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 25 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:06:22,306 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [351438482] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:22,306 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:06:22,306 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-06-16 23:06:22,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610564491] [2021-06-16 23:06:22,306 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-16 23:06:22,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:06:22,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-16 23:06:22,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-06-16 23:06:22,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:22,307 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:06:22,308 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 8.6) internal successors, (129), 15 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:06:22,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:22,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:22,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:22,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:22,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:22,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:22,650 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:22,651 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:06:22,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:06:22,651 INFO L82 PathProgramCache]: Analyzing trace with hash -901664555, now seen corresponding path program 3 times [2021-06-16 23:06:22,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:06:22,651 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414390891] [2021-06-16 23:06:22,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:06:22,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:06:22,899 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 33 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:06:22,900 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:06:22,900 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414390891] [2021-06-16 23:06:22,900 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414390891] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:22,900 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1376954740] [2021-06-16 23:06:22,900 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:23,017 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-16 23:06:23,017 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:06:23,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-16 23:06:23,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:06:23,417 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-06-16 23:06:23,418 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1376954740] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:23,418 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:06:23,418 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 13] total 28 [2021-06-16 23:06:23,418 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138637845] [2021-06-16 23:06:23,418 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-16 23:06:23,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:06:23,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-16 23:06:23,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=629, Unknown=0, NotChecked=0, Total=756 [2021-06-16 23:06:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:23,420 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:06:23,420 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 7.428571428571429) internal successors, (208), 28 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:06:23,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:23,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:23,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:23,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:24,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:24,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:24,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:24,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:24,698 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:24,699 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:06:24,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:06:24,699 INFO L82 PathProgramCache]: Analyzing trace with hash -800327473, now seen corresponding path program 4 times [2021-06-16 23:06:24,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:06:24,699 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425822517] [2021-06-16 23:06:24,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:06:24,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:06:24,952 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 49 proven. 412 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:06:24,952 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:06:24,952 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425822517] [2021-06-16 23:06:24,952 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425822517] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:24,952 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [203601091] [2021-06-16 23:06:24,952 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:25,055 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-16 23:06:25,055 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:06:25,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 24 conjunts are in the unsatisfiable core [2021-06-16 23:06:25,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:06:25,322 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 49 proven. 412 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:06:25,323 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [203601091] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:25,326 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:06:25,326 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 27 [2021-06-16 23:06:25,326 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551762454] [2021-06-16 23:06:25,326 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-16 23:06:25,326 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:06:25,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-16 23:06:25,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=507, Unknown=0, NotChecked=0, Total=702 [2021-06-16 23:06:25,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:25,334 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:06:25,334 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 6.777777777777778) internal successors, (183), 27 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:06:25,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:25,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:25,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:25,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:25,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:25,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:25,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:25,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:25,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:25,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:25,856 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:25,860 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:06:25,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:06:25,861 INFO L82 PathProgramCache]: Analyzing trace with hash 326441196, now seen corresponding path program 5 times [2021-06-16 23:06:25,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:06:25,861 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142879659] [2021-06-16 23:06:25,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:06:25,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:06:26,156 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 57 proven. 578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:06:26,157 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:06:26,157 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142879659] [2021-06-16 23:06:26,157 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142879659] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:26,157 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1313194979] [2021-06-16 23:06:26,157 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:26,247 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-06-16 23:06:26,247 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:06:26,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-16 23:06:26,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:06:26,476 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 57 proven. 578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:06:26,476 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1313194979] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:26,476 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:06:26,476 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 31 [2021-06-16 23:06:26,476 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223742944] [2021-06-16 23:06:26,477 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-16 23:06:26,477 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:06:26,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-16 23:06:26,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=675, Unknown=0, NotChecked=0, Total=930 [2021-06-16 23:06:26,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:26,478 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:06:26,478 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 6.483870967741935) internal successors, (201), 31 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:06:26,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:26,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:26,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:26,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:26,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:26,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:26,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:26,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:26,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:26,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:26,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:26,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:06:27,152 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:27,153 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:06:27,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:06:27,153 INFO L82 PathProgramCache]: Analyzing trace with hash -689746999, now seen corresponding path program 6 times [2021-06-16 23:06:27,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:06:27,153 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430185835] [2021-06-16 23:06:27,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:06:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:06:27,567 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 65 proven. 772 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:06:27,567 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:06:27,567 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430185835] [2021-06-16 23:06:27,567 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430185835] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:27,567 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1154442812] [2021-06-16 23:06:27,567 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:27,706 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-06-16 23:06:27,706 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:06:27,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 32 conjunts are in the unsatisfiable core [2021-06-16 23:06:27,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:06:27,972 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 65 proven. 772 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:06:27,973 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1154442812] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:27,973 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:06:27,973 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 35 [2021-06-16 23:06:27,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722564597] [2021-06-16 23:06:27,974 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-06-16 23:06:27,974 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:06:27,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-06-16 23:06:27,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=323, Invalid=867, Unknown=0, NotChecked=0, Total=1190 [2021-06-16 23:06:27,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:27,975 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:06:27,975 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 6.257142857142857) internal successors, (219), 35 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:06:27,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:27,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:27,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:27,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:27,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:27,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:06:27,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:28,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:28,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:28,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:28,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:28,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:28,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:06:28,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:06:28,770 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:28,771 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:06:28,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:06:28,771 INFO L82 PathProgramCache]: Analyzing trace with hash -1375772314, now seen corresponding path program 7 times [2021-06-16 23:06:28,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:06:28,771 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129970355] [2021-06-16 23:06:28,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:06:28,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:06:29,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 73 proven. 994 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:06:29,165 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:06:29,165 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129970355] [2021-06-16 23:06:29,165 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129970355] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:29,165 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1350496266] [2021-06-16 23:06:29,165 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:29,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:06:29,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 36 conjunts are in the unsatisfiable core [2021-06-16 23:06:29,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:06:29,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 73 proven. 994 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:06:29,645 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1350496266] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:29,645 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:06:29,646 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 37] total 39 [2021-06-16 23:06:29,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259846308] [2021-06-16 23:06:29,646 INFO L462 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-06-16 23:06:29,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:06:29,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-06-16 23:06:29,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=399, Invalid=1083, Unknown=0, NotChecked=0, Total=1482 [2021-06-16 23:06:29,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:29,648 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:06:29,648 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 39 states, 39 states have (on average 6.076923076923077) internal successors, (237), 39 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:06:29,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:29,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:29,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:29,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:29,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:29,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:06:29,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:06:29,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:06:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:06:30,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:06:30,572 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-06-16 23:06:30,575 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:06:30,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:06:30,575 INFO L82 PathProgramCache]: Analyzing trace with hash -1851905597, now seen corresponding path program 8 times [2021-06-16 23:06:30,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:06:30,575 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642823771] [2021-06-16 23:06:30,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:06:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:06:31,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1325 backedges. 81 proven. 1244 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:06:31,044 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:06:31,044 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642823771] [2021-06-16 23:06:31,044 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642823771] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:31,044 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1574461259] [2021-06-16 23:06:31,045 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:31,169 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 23:06:31,170 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:06:31,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 40 conjunts are in the unsatisfiable core [2021-06-16 23:06:31,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:06:31,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1325 backedges. 81 proven. 1244 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:06:31,514 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1574461259] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:31,514 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:06:31,514 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 41] total 43 [2021-06-16 23:06:31,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688184178] [2021-06-16 23:06:31,516 INFO L462 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-06-16 23:06:31,516 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:06:31,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-06-16 23:06:31,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=483, Invalid=1323, Unknown=0, NotChecked=0, Total=1806 [2021-06-16 23:06:31,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:31,518 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:06:31,518 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 5.930232558139535) internal successors, (255), 43 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:06:31,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:31,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:31,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:31,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:31,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:31,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:06:31,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:06:31,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:06:31,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:32,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:32,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:32,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:32,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:32,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:32,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:06:32,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:06:32,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:06:32,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:06:32,532 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:32,533 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:06:32,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:06:32,533 INFO L82 PathProgramCache]: Analyzing trace with hash -587172640, now seen corresponding path program 9 times [2021-06-16 23:06:32,533 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:06:32,533 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115464297] [2021-06-16 23:06:32,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:06:32,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:06:33,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1611 backedges. 1475 proven. 134 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-16 23:06:33,053 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:06:33,054 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115464297] [2021-06-16 23:06:33,054 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115464297] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:33,054 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [941729721] [2021-06-16 23:06:33,054 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:33,222 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 18 check-sat command(s) [2021-06-16 23:06:33,222 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:06:33,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 42 conjunts are in the unsatisfiable core [2021-06-16 23:06:33,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:06:33,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1611 backedges. 1599 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-16 23:06:33,599 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [941729721] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:33,599 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:06:33,599 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 43] total 45 [2021-06-16 23:06:33,599 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701985869] [2021-06-16 23:06:33,599 INFO L462 AbstractCegarLoop]: Interpolant automaton has 45 states [2021-06-16 23:06:33,599 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:06:33,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-06-16 23:06:33,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=489, Invalid=1491, Unknown=0, NotChecked=0, Total=1980 [2021-06-16 23:06:33,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:33,600 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:06:33,601 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 45 states, 45 states have (on average 6.044444444444444) internal successors, (272), 45 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:06:33,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:33,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:33,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:33,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:33,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:33,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:06:33,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:06:33,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:06:33,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:06:33,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:34,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:34,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:34,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:34,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:34,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:34,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:06:34,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:06:34,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:06:34,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:06:34,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:06:34,553 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:34,553 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:06:34,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:06:34,554 INFO L82 PathProgramCache]: Analyzing trace with hash -1789092104, now seen corresponding path program 10 times [2021-06-16 23:06:34,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:06:34,554 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276802438] [2021-06-16 23:06:34,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:06:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:06:34,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1421 backedges. 0 proven. 1373 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-06-16 23:06:34,798 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:06:34,798 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276802438] [2021-06-16 23:06:34,798 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276802438] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:34,798 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1410410291] [2021-06-16 23:06:34,798 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:34,906 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-16 23:06:34,906 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:06:34,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 24 conjunts are in the unsatisfiable core [2021-06-16 23:06:34,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:06:35,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1421 backedges. 0 proven. 1373 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-06-16 23:06:35,163 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1410410291] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:35,163 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:06:35,163 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 27 [2021-06-16 23:06:35,164 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501071383] [2021-06-16 23:06:35,164 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-16 23:06:35,164 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:06:35,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-16 23:06:35,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=507, Unknown=0, NotChecked=0, Total=702 [2021-06-16 23:06:35,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:35,173 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:06:35,174 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 8.037037037037036) internal successors, (217), 27 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:06:35,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:35,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:35,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:35,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:35,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:35,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:06:35,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:06:35,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:06:35,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:06:35,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:06:35,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:35,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:35,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:35,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:35,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:35,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:35,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:06:35,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:06:35,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:06:35,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:06:35,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:06:35,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:35,763 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-06-16 23:06:35,764 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:06:35,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:06:35,764 INFO L82 PathProgramCache]: Analyzing trace with hash -504603693, now seen corresponding path program 11 times [2021-06-16 23:06:35,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:06:35,765 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077814677] [2021-06-16 23:06:35,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:06:35,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:06:36,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1510 backedges. 0 proven. 1510 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:06:36,457 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:06:36,457 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077814677] [2021-06-16 23:06:36,457 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077814677] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:36,457 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [217696283] [2021-06-16 23:06:36,457 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:36,569 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 18 check-sat command(s) [2021-06-16 23:06:36,569 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:06:36,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-16 23:06:36,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:06:37,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1510 backedges. 0 proven. 1462 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-06-16 23:06:37,586 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [217696283] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:37,587 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:06:37,587 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 27] total 75 [2021-06-16 23:06:37,587 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757186854] [2021-06-16 23:06:37,598 INFO L462 AbstractCegarLoop]: Interpolant automaton has 75 states [2021-06-16 23:06:37,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:06:37,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2021-06-16 23:06:37,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=797, Invalid=4753, Unknown=0, NotChecked=0, Total=5550 [2021-06-16 23:06:37,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:37,599 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:06:37,600 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 75 states, 75 states have (on average 5.973333333333334) internal successors, (448), 75 states have internal predecessors, (448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:06:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:06:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:06:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:06:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:06:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:06:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:44,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:44,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:44,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:44,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:44,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:44,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:06:44,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:06:44,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:06:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:06:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:06:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:06:44,896 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:44,897 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:06:44,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:06:44,897 INFO L82 PathProgramCache]: Analyzing trace with hash 1200295342, now seen corresponding path program 12 times [2021-06-16 23:06:44,897 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:06:44,897 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135477577] [2021-06-16 23:06:44,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:06:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:06:45,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1607 backedges. 0 proven. 1607 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:06:45,636 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:06:45,636 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135477577] [2021-06-16 23:06:45,636 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135477577] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:45,636 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1960980241] [2021-06-16 23:06:45,636 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:45,796 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 19 check-sat command(s) [2021-06-16 23:06:45,796 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:06:45,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-16 23:06:45,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:06:46,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1607 backedges. 0 proven. 1559 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-06-16 23:06:46,842 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1960980241] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:46,842 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:06:46,842 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 29] total 79 [2021-06-16 23:06:46,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081532507] [2021-06-16 23:06:46,842 INFO L462 AbstractCegarLoop]: Interpolant automaton has 79 states [2021-06-16 23:06:46,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:06:46,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2021-06-16 23:06:46,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=876, Invalid=5286, Unknown=0, NotChecked=0, Total=6162 [2021-06-16 23:06:46,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:46,844 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:06:46,845 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 79 states, 79 states have (on average 5.8734177215189876) internal successors, (464), 79 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:06:46,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:46,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:46,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:46,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:46,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:46,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:06:46,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:06:46,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:06:46,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:06:46,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:06:46,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:46,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:06:46,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:54,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:54,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:54,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:54,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:54,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:54,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:06:54,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:06:54,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:06:54,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:06:54,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:06:54,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:54,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:06:54,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 195 states. [2021-06-16 23:06:54,303 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-16 23:06:54,304 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:06:54,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:06:54,304 INFO L82 PathProgramCache]: Analyzing trace with hash 1450423433, now seen corresponding path program 13 times [2021-06-16 23:06:54,304 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:06:54,304 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683814307] [2021-06-16 23:06:54,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:06:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:06:55,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1712 backedges. 0 proven. 1712 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:06:55,113 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:06:55,113 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683814307] [2021-06-16 23:06:55,113 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683814307] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:55,113 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [754958633] [2021-06-16 23:06:55,113 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:06:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:06:55,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 30 conjunts are in the unsatisfiable core [2021-06-16 23:06:55,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:06:56,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1712 backedges. 0 proven. 1664 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-06-16 23:06:56,372 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [754958633] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:06:56,372 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:06:56,372 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 31] total 83 [2021-06-16 23:06:56,372 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281625] [2021-06-16 23:06:56,372 INFO L462 AbstractCegarLoop]: Interpolant automaton has 83 states [2021-06-16 23:06:56,373 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:06:56,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2021-06-16 23:06:56,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=959, Invalid=5847, Unknown=0, NotChecked=0, Total=6806 [2021-06-16 23:06:56,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:56,374 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:06:56,374 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 83 states, 83 states have (on average 5.783132530120482) internal successors, (480), 83 states have internal predecessors, (480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:06:56,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:06:56,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:06:56,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:06:56,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:06:56,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:56,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:06:56,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:06:56,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:06:56,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:06:56,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:06:56,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:06:56,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:06:56,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 195 states. [2021-06-16 23:06:56,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:03,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:03,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:07:03,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:07:03,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:07:03,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:03,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:07:03,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:07:03,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:07:03,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:07:03,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:07:03,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:03,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:07:03,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 195 states. [2021-06-16 23:07:03,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2021-06-16 23:07:04,199 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:07:04,200 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:07:04,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:07:04,200 INFO L82 PathProgramCache]: Analyzing trace with hash 870404196, now seen corresponding path program 14 times [2021-06-16 23:07:04,200 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:07:04,200 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908395254] [2021-06-16 23:07:04,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:07:04,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:07:05,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1825 backedges. 0 proven. 1825 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:07:05,082 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:07:05,082 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908395254] [2021-06-16 23:07:05,082 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908395254] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:07:05,082 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1074175356] [2021-06-16 23:07:05,082 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:07:05,191 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 23:07:05,191 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:07:05,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 32 conjunts are in the unsatisfiable core [2021-06-16 23:07:05,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:07:06,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1825 backedges. 0 proven. 1777 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-06-16 23:07:06,423 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1074175356] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:07:06,423 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:07:06,424 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [56, 33] total 87 [2021-06-16 23:07:06,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941122565] [2021-06-16 23:07:06,424 INFO L462 AbstractCegarLoop]: Interpolant automaton has 87 states [2021-06-16 23:07:06,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:07:06,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2021-06-16 23:07:06,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1046, Invalid=6436, Unknown=0, NotChecked=0, Total=7482 [2021-06-16 23:07:06,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:06,426 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:07:06,427 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 87 states, 87 states have (on average 5.7011494252873565) internal successors, (496), 87 states have internal predecessors, (496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:07:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:07:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:07:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:07:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:07:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:07:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:07:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:07:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:07:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:07:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 195 states. [2021-06-16 23:07:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 205 states. [2021-06-16 23:07:06,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:15,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:15,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:07:15,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:07:15,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:07:15,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:15,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:07:15,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:07:15,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:07:15,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:07:15,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:07:15,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:15,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:07:15,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 195 states. [2021-06-16 23:07:15,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2021-06-16 23:07:15,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2021-06-16 23:07:15,276 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-06-16 23:07:15,277 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:07:15,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:07:15,277 INFO L82 PathProgramCache]: Analyzing trace with hash -1710300865, now seen corresponding path program 15 times [2021-06-16 23:07:15,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:07:15,277 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922868685] [2021-06-16 23:07:15,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:07:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:07:16,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1946 backedges. 0 proven. 1946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:07:16,123 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:07:16,123 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922868685] [2021-06-16 23:07:16,123 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922868685] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:07:16,123 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1467656391] [2021-06-16 23:07:16,123 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:07:16,348 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 23 check-sat command(s) [2021-06-16 23:07:16,348 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:07:16,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 34 conjunts are in the unsatisfiable core [2021-06-16 23:07:16,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:07:17,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1946 backedges. 0 proven. 1898 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-06-16 23:07:17,681 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1467656391] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:07:17,681 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:07:17,681 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 35] total 91 [2021-06-16 23:07:17,681 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092323165] [2021-06-16 23:07:17,682 INFO L462 AbstractCegarLoop]: Interpolant automaton has 91 states [2021-06-16 23:07:17,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:07:17,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2021-06-16 23:07:17,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1137, Invalid=7053, Unknown=0, NotChecked=0, Total=8190 [2021-06-16 23:07:17,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:17,684 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:07:17,684 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 91 states, 91 states have (on average 5.626373626373627) internal successors, (512), 91 states have internal predecessors, (512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:07:17,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:17,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:07:17,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:07:17,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:07:17,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:17,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:07:17,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:07:17,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:07:17,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:07:17,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:07:17,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:17,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:07:17,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 195 states. [2021-06-16 23:07:17,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 205 states. [2021-06-16 23:07:17,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2021-06-16 23:07:17,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:27,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:27,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:07:27,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:07:27,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:07:27,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:07:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:07:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:07:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:07:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:07:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:07:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 195 states. [2021-06-16 23:07:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2021-06-16 23:07:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2021-06-16 23:07:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 225 states. [2021-06-16 23:07:27,317 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-06-16 23:07:27,317 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:07:27,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:07:27,317 INFO L82 PathProgramCache]: Analyzing trace with hash -667457766, now seen corresponding path program 16 times [2021-06-16 23:07:27,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:07:27,318 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308546638] [2021-06-16 23:07:27,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:07:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:07:28,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2075 backedges. 0 proven. 2075 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:07:28,343 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:07:28,343 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308546638] [2021-06-16 23:07:28,343 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308546638] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:07:28,343 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [814828595] [2021-06-16 23:07:28,343 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:07:28,457 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-16 23:07:28,458 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:07:28,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 36 conjunts are in the unsatisfiable core [2021-06-16 23:07:28,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:07:29,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2075 backedges. 0 proven. 2027 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-06-16 23:07:29,998 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [814828595] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:07:29,998 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:07:29,998 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [60, 37] total 95 [2021-06-16 23:07:29,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202952760] [2021-06-16 23:07:29,999 INFO L462 AbstractCegarLoop]: Interpolant automaton has 95 states [2021-06-16 23:07:29,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:07:29,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 95 interpolants. [2021-06-16 23:07:30,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1232, Invalid=7698, Unknown=0, NotChecked=0, Total=8930 [2021-06-16 23:07:30,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:30,003 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:07:30,003 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 95 states, 95 states have (on average 5.557894736842106) internal successors, (528), 95 states have internal predecessors, (528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:07:30,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:30,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:07:30,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:07:30,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:07:30,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:30,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:07:30,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:07:30,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:07:30,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:07:30,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:07:30,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:30,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:07:30,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 195 states. [2021-06-16 23:07:30,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 205 states. [2021-06-16 23:07:30,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2021-06-16 23:07:30,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 225 states. [2021-06-16 23:07:30,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:40,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:40,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:07:40,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:07:40,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:07:40,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:40,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:07:40,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:07:40,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:07:40,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:07:40,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:07:40,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:40,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:07:40,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 195 states. [2021-06-16 23:07:40,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2021-06-16 23:07:40,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2021-06-16 23:07:40,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 225 states. [2021-06-16 23:07:40,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2021-06-16 23:07:40,380 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-16 23:07:40,380 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:07:40,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:07:40,381 INFO L82 PathProgramCache]: Analyzing trace with hash -761929227, now seen corresponding path program 17 times [2021-06-16 23:07:40,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:07:40,381 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293077062] [2021-06-16 23:07:40,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:07:40,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:07:41,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2212 backedges. 0 proven. 2212 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:07:41,480 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:07:41,480 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293077062] [2021-06-16 23:07:41,480 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293077062] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:07:41,480 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1286912353] [2021-06-16 23:07:41,480 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:07:41,612 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) [2021-06-16 23:07:41,613 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:07:41,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 38 conjunts are in the unsatisfiable core [2021-06-16 23:07:41,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:07:43,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2212 backedges. 0 proven. 2164 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-06-16 23:07:43,145 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1286912353] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:07:43,145 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:07:43,145 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 39] total 99 [2021-06-16 23:07:43,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450205124] [2021-06-16 23:07:43,146 INFO L462 AbstractCegarLoop]: Interpolant automaton has 99 states [2021-06-16 23:07:43,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:07:43,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 99 interpolants. [2021-06-16 23:07:43,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1331, Invalid=8371, Unknown=0, NotChecked=0, Total=9702 [2021-06-16 23:07:43,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:43,148 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:07:43,148 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 99 states, 99 states have (on average 5.494949494949495) internal successors, (544), 99 states have internal predecessors, (544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:07:43,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:43,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:07:43,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:07:43,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:07:43,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:43,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:07:43,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:07:43,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:07:43,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:07:43,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:07:43,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:43,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:07:43,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 195 states. [2021-06-16 23:07:43,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 205 states. [2021-06-16 23:07:43,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2021-06-16 23:07:43,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 225 states. [2021-06-16 23:07:43,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2021-06-16 23:07:43,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:07:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:07:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:07:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:07:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:07:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:07:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:07:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:07:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:07:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 195 states. [2021-06-16 23:07:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2021-06-16 23:07:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2021-06-16 23:07:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 225 states. [2021-06-16 23:07:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2021-06-16 23:07:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 245 states. [2021-06-16 23:07:53,986 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-16 23:07:53,986 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:07:53,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:07:53,987 INFO L82 PathProgramCache]: Analyzing trace with hash 40194512, now seen corresponding path program 18 times [2021-06-16 23:07:53,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:07:53,987 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269369713] [2021-06-16 23:07:53,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:07:54,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:07:55,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2357 backedges. 0 proven. 2357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:07:55,156 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:07:55,156 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269369713] [2021-06-16 23:07:55,156 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269369713] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:07:55,156 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [813851704] [2021-06-16 23:07:55,156 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:07:55,342 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 22 check-sat command(s) [2021-06-16 23:07:55,342 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:07:55,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 40 conjunts are in the unsatisfiable core [2021-06-16 23:07:55,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:07:56,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2357 backedges. 0 proven. 2309 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-06-16 23:07:56,973 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [813851704] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:07:56,973 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:07:56,973 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [64, 41] total 103 [2021-06-16 23:07:56,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509418709] [2021-06-16 23:07:56,973 INFO L462 AbstractCegarLoop]: Interpolant automaton has 103 states [2021-06-16 23:07:56,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:07:56,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2021-06-16 23:07:56,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1434, Invalid=9072, Unknown=0, NotChecked=0, Total=10506 [2021-06-16 23:07:56,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:56,975 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:07:56,975 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 103 states, 103 states have (on average 5.436893203883495) internal successors, (560), 103 states have internal predecessors, (560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:07:56,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:07:56,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:07:56,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:07:56,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:07:56,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:56,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:07:56,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:07:56,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:07:56,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:07:56,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:07:56,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:07:56,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:07:56,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 195 states. [2021-06-16 23:07:56,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 205 states. [2021-06-16 23:07:56,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2021-06-16 23:07:56,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 225 states. [2021-06-16 23:07:56,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2021-06-16 23:07:56,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 245 states. [2021-06-16 23:07:56,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:08:08,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:08:08,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:08:08,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:08:08,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:08:08,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:08:08,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:08:08,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:08:08,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:08:08,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:08:08,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:08:08,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:08:08,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:08:08,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 195 states. [2021-06-16 23:08:08,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2021-06-16 23:08:08,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2021-06-16 23:08:08,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 225 states. [2021-06-16 23:08:08,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2021-06-16 23:08:08,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 245 states. [2021-06-16 23:08:08,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2021-06-16 23:08:09,017 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:08:09,017 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:08:09,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:08:09,018 INFO L82 PathProgramCache]: Analyzing trace with hash 1977661099, now seen corresponding path program 19 times [2021-06-16 23:08:09,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:08:09,018 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91248401] [2021-06-16 23:08:09,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:08:09,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:08:10,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2510 backedges. 0 proven. 2510 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:08:10,204 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:08:10,204 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91248401] [2021-06-16 23:08:10,204 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91248401] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:08:10,204 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [13013926] [2021-06-16 23:08:10,204 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:08:10,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:08:10,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 74 conjunts are in the unsatisfiable core [2021-06-16 23:08:10,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:08:10,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2510 backedges. 0 proven. 2510 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:08:10,831 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [13013926] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:08:10,831 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:08:10,831 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 66] total 70 [2021-06-16 23:08:10,831 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819559012] [2021-06-16 23:08:10,831 INFO L462 AbstractCegarLoop]: Interpolant automaton has 70 states [2021-06-16 23:08:10,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:08:10,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2021-06-16 23:08:10,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1131, Invalid=3699, Unknown=0, NotChecked=0, Total=4830 [2021-06-16 23:08:10,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:08:10,832 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:08:10,832 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 70 states, 70 states have (on average 5.1) internal successors, (357), 70 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:08:10,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:08:10,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 195 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 205 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 225 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 245 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2021-06-16 23:08:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:08:13,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:08:13,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:08:13,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:08:13,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:08:13,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:08:13,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:08:13,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:08:13,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:08:13,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:08:13,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:08:13,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:08:13,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:08:13,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 195 states. [2021-06-16 23:08:13,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2021-06-16 23:08:13,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2021-06-16 23:08:13,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 225 states. [2021-06-16 23:08:13,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2021-06-16 23:08:13,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 245 states. [2021-06-16 23:08:13,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2021-06-16 23:08:13,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2021-06-16 23:08:13,351 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,21 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:08:13,351 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:08:13,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:08:13,351 INFO L82 PathProgramCache]: Analyzing trace with hash -800911226, now seen corresponding path program 20 times [2021-06-16 23:08:13,351 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:08:13,352 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43900574] [2021-06-16 23:08:13,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:08:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:08:14,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2671 backedges. 0 proven. 2671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:08:14,614 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:08:14,614 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43900574] [2021-06-16 23:08:14,614 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43900574] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:08:14,614 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [137215147] [2021-06-16 23:08:14,614 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:08:14,732 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 23:08:14,732 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:08:14,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 42 conjunts are in the unsatisfiable core [2021-06-16 23:08:14,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:08:16,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2671 backedges. 2623 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-06-16 23:08:16,524 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [137215147] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 23:08:16,524 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-16 23:08:16,524 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [43] imperfect sequences [68] total 109 [2021-06-16 23:08:16,524 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702968784] [2021-06-16 23:08:16,524 INFO L462 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-06-16 23:08:16,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:08:16,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-06-16 23:08:16,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1607, Invalid=10165, Unknown=0, NotChecked=0, Total=11772 [2021-06-16 23:08:16,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:08:16,526 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:08:16,526 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 6.534883720930233) internal successors, (281), 43 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:08:16,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:08:16,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:08:16,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:08:16,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:08:16,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:08:16,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:08:16,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:08:16,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:08:16,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:08:16,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:08:16,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:08:16,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:08:16,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 195 states. [2021-06-16 23:08:16,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 205 states. [2021-06-16 23:08:16,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2021-06-16 23:08:16,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 225 states. [2021-06-16 23:08:16,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2021-06-16 23:08:16,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 245 states. [2021-06-16 23:08:16,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2021-06-16 23:08:16,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2021-06-16 23:08:16,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:08:28,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:08:28,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:08:28,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:08:28,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:08:28,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:08:28,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:08:28,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:08:28,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:08:28,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:08:28,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:08:28,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:08:28,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2021-06-16 23:08:28,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2021-06-16 23:08:28,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 221 states. [2021-06-16 23:08:28,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2021-06-16 23:08:28,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 249 states. [2021-06-16 23:08:28,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 263 states. [2021-06-16 23:08:28,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 277 states. [2021-06-16 23:08:28,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 298 states. [2021-06-16 23:08:28,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-16 23:08:28,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:08:29,167 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-06-16 23:08:29,168 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:08:29,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:08:29,168 INFO L82 PathProgramCache]: Analyzing trace with hash -864332697, now seen corresponding path program 21 times [2021-06-16 23:08:29,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:08:29,168 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778110497] [2021-06-16 23:08:29,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:08:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:08:30,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2510 backedges. 0 proven. 2510 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:08:30,412 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:08:30,412 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778110497] [2021-06-16 23:08:30,412 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778110497] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:08:30,412 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2053036512] [2021-06-16 23:08:30,412 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:08:30,605 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 23 check-sat command(s) [2021-06-16 23:08:30,606 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:08:30,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 75 conjunts are in the unsatisfiable core [2021-06-16 23:08:30,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:08:31,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2510 backedges. 0 proven. 2510 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:08:31,096 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2053036512] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:08:31,096 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:08:31,096 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [68, 68] total 72 [2021-06-16 23:08:31,096 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952669235] [2021-06-16 23:08:31,097 INFO L462 AbstractCegarLoop]: Interpolant automaton has 72 states [2021-06-16 23:08:31,097 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:08:31,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2021-06-16 23:08:31,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1199, Invalid=3913, Unknown=0, NotChecked=0, Total=5112 [2021-06-16 23:08:31,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:08:31,097 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:08:31,098 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 72 states, 72 states have (on average 4.958333333333333) internal successors, (357), 72 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:08:31,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:08:31,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:08:31,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:08:31,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:08:31,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:08:31,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:08:31,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:08:31,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:08:31,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:08:31,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:08:31,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:08:31,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2021-06-16 23:08:31,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2021-06-16 23:08:31,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 221 states. [2021-06-16 23:08:31,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2021-06-16 23:08:31,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 249 states. [2021-06-16 23:08:31,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 263 states. [2021-06-16 23:08:31,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 277 states. [2021-06-16 23:08:31,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 298 states. [2021-06-16 23:08:31,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-16 23:08:31,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:08:31,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:09:32,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:09:32,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:09:32,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:09:32,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:09:32,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:09:32,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:09:32,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:09:32,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:09:32,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:09:32,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:09:32,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:09:32,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 231 states. [2021-06-16 23:09:32,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 263 states. [2021-06-16 23:09:32,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 296 states. [2021-06-16 23:09:32,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 329 states. [2021-06-16 23:09:32,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 362 states. [2021-06-16 23:09:32,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 395 states. [2021-06-16 23:09:32,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 428 states. [2021-06-16 23:09:32,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 469 states. [2021-06-16 23:09:32,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2021-06-16 23:09:32,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:09:32,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-16 23:09:32,581 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:09:32,581 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:09:32,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:09:32,581 INFO L82 PathProgramCache]: Analyzing trace with hash 1054850057, now seen corresponding path program 22 times [2021-06-16 23:09:32,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:09:32,581 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234926609] [2021-06-16 23:09:32,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:09:32,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:09:33,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2510 backedges. 0 proven. 2510 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:09:33,992 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:09:33,992 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234926609] [2021-06-16 23:09:33,992 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234926609] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:09:33,992 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1926547695] [2021-06-16 23:09:33,992 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:09:34,103 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-16 23:09:34,103 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:09:34,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 76 conjunts are in the unsatisfiable core [2021-06-16 23:09:34,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:09:34,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2510 backedges. 0 proven. 2510 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:09:34,541 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1926547695] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:09:34,541 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:09:34,541 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [70, 70] total 74 [2021-06-16 23:09:34,541 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437049624] [2021-06-16 23:09:34,541 INFO L462 AbstractCegarLoop]: Interpolant automaton has 74 states [2021-06-16 23:09:34,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:09:34,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-06-16 23:09:34,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1269, Invalid=4133, Unknown=0, NotChecked=0, Total=5402 [2021-06-16 23:09:34,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:09:34,542 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:09:34,543 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 74 states, 74 states have (on average 4.824324324324325) internal successors, (357), 74 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:09:34,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:09:34,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:09:34,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:09:34,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:09:34,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:09:34,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:09:34,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:09:34,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:09:34,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:09:34,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:09:34,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:09:34,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 231 states. [2021-06-16 23:09:34,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 263 states. [2021-06-16 23:09:34,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 296 states. [2021-06-16 23:09:34,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 329 states. [2021-06-16 23:09:34,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 362 states. [2021-06-16 23:09:34,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 395 states. [2021-06-16 23:09:34,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 428 states. [2021-06-16 23:09:34,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 469 states. [2021-06-16 23:09:34,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2021-06-16 23:09:34,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:09:34,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-16 23:09:34,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:09:52,487 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2021-06-16 23:10:12,915 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-06-16 23:10:29,106 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-06-16 23:10:57,110 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-06-16 23:11:54,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 336 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 396 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 456 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 519 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 583 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 647 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 714 states. [2021-06-16 23:11:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 786 states. [2021-06-16 23:11:54,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2021-06-16 23:11:54,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:11:54,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 162 states. [2021-06-16 23:11:54,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2021-06-16 23:11:54,823 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-06-16 23:11:54,823 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:11:54,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:11:54,824 INFO L82 PathProgramCache]: Analyzing trace with hash -1214885013, now seen corresponding path program 23 times [2021-06-16 23:11:54,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:11:54,824 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851244386] [2021-06-16 23:11:54,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:11:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:11:56,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2510 backedges. 0 proven. 2510 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:11:56,314 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:11:56,314 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851244386] [2021-06-16 23:11:56,314 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851244386] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:11:56,314 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [13602] [2021-06-16 23:11:56,314 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:11:56,439 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 25 check-sat command(s) [2021-06-16 23:11:56,440 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:11:56,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 77 conjunts are in the unsatisfiable core [2021-06-16 23:11:56,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:11:57,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2510 backedges. 0 proven. 2510 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:11:57,036 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [13602] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:11:57,036 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:11:57,037 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [72, 72] total 76 [2021-06-16 23:11:57,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284615672] [2021-06-16 23:11:57,037 INFO L462 AbstractCegarLoop]: Interpolant automaton has 76 states [2021-06-16 23:11:57,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:11:57,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2021-06-16 23:11:57,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1341, Invalid=4359, Unknown=0, NotChecked=0, Total=5700 [2021-06-16 23:11:57,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:11:57,038 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:11:57,038 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 76 states, 76 states have (on average 4.697368421052632) internal successors, (357), 76 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:11:57,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:11:57,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:11:57,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:11:57,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:11:57,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:11:57,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:11:57,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:11:57,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:11:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:11:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:11:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:11:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 336 states. [2021-06-16 23:11:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 396 states. [2021-06-16 23:11:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 456 states. [2021-06-16 23:11:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 519 states. [2021-06-16 23:11:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 583 states. [2021-06-16 23:11:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 647 states. [2021-06-16 23:11:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 714 states. [2021-06-16 23:11:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 786 states. [2021-06-16 23:11:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2021-06-16 23:11:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:11:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 162 states. [2021-06-16 23:11:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2021-06-16 23:11:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:12:47,011 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-06-16 23:12:48,696 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2021-06-16 23:13:09,044 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-06-16 23:13:29,101 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2021-06-16 23:14:38,245 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2021-06-16 23:16:01,524 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2021-06-16 23:16:24,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 521 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 624 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 727 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 830 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 933 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1042 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1154 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1269 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:16:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:16:24,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 204 states. [2021-06-16 23:16:24,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 225 states. [2021-06-16 23:16:24,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2021-06-16 23:16:24,876 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:16:24,877 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 23:16:24,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 23:16:24,877 INFO L82 PathProgramCache]: Analyzing trace with hash -330110323, now seen corresponding path program 24 times [2021-06-16 23:16:24,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 23:16:24,877 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162130202] [2021-06-16 23:16:24,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 23:16:24,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 23:16:26,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2510 backedges. 0 proven. 2510 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:16:26,637 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 23:16:26,638 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162130202] [2021-06-16 23:16:26,638 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162130202] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:16:26,638 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [946855225] [2021-06-16 23:16:26,638 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 23:16:26,831 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) [2021-06-16 23:16:26,832 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 23:16:26,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 78 conjunts are in the unsatisfiable core [2021-06-16 23:16:26,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 23:16:27,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2510 backedges. 0 proven. 2510 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 23:16:27,294 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [946855225] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 23:16:27,294 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 23:16:27,294 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [74, 74] total 78 [2021-06-16 23:16:27,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946652082] [2021-06-16 23:16:27,294 INFO L462 AbstractCegarLoop]: Interpolant automaton has 78 states [2021-06-16 23:16:27,294 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 23:16:27,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2021-06-16 23:16:27,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1415, Invalid=4591, Unknown=0, NotChecked=0, Total=6006 [2021-06-16 23:16:27,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:16:27,295 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 23:16:27,295 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 78 states, 78 states have (on average 4.576923076923077) internal successors, (357), 78 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 521 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 624 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 727 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 830 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 933 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1042 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1154 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1269 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-16 23:16:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 204 states. [2021-06-16 23:16:27,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 225 states. [2021-06-16 23:16:27,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2021-06-16 23:16:27,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 23:17:11,094 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 13 Received shutdown request... [2021-06-16 23:17:52,527 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-06-16 23:17:52,527 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-16 23:17:52,607 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-16 23:17:52,624 WARN L196 ceAbstractionStarter]: Timeout [2021-06-16 23:17:52,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.06 11:17:52 BasicIcfg [2021-06-16 23:17:52,625 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-16 23:17:52,626 INFO L168 Benchmark]: Toolchain (without parser) took 693404.09 ms. Allocated memory was 206.6 MB in the beginning and 8.0 GB in the end (delta: 7.8 GB). Free memory was 169.4 MB in the beginning and 5.4 GB in the end (delta: -5.2 GB). Peak memory consumption was 2.6 GB. Max. memory is 8.0 GB. [2021-06-16 23:17:52,626 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 206.6 MB. Free memory is still 188.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-16 23:17:52,626 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.06 ms. Allocated memory is still 206.6 MB. Free memory was 169.2 MB in the beginning and 169.2 MB in the end (delta: -40.6 kB). Peak memory consumption was 39.9 MB. Max. memory is 8.0 GB. [2021-06-16 23:17:52,626 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.49 ms. Allocated memory is still 206.6 MB. Free memory was 169.2 MB in the beginning and 166.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-06-16 23:17:52,626 INFO L168 Benchmark]: Boogie Preprocessor took 15.49 ms. Allocated memory is still 206.6 MB. Free memory was 166.6 MB in the beginning and 165.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-16 23:17:52,626 INFO L168 Benchmark]: RCFGBuilder took 337.10 ms. Allocated memory is still 206.6 MB. Free memory was 165.0 MB in the beginning and 137.8 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. [2021-06-16 23:17:52,626 INFO L168 Benchmark]: TraceAbstraction took 692378.86 ms. Allocated memory was 206.6 MB in the beginning and 8.0 GB in the end (delta: 7.8 GB). Free memory was 137.2 MB in the beginning and 5.4 GB in the end (delta: -5.2 GB). Peak memory consumption was 2.6 GB. Max. memory is 8.0 GB. [2021-06-16 23:17:52,627 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 206.6 MB. Free memory is still 188.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 627.06 ms. Allocated memory is still 206.6 MB. Free memory was 169.2 MB in the beginning and 169.2 MB in the end (delta: -40.6 kB). Peak memory consumption was 39.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 40.49 ms. Allocated memory is still 206.6 MB. Free memory was 169.2 MB in the beginning and 166.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 15.49 ms. Allocated memory is still 206.6 MB. Free memory was 166.6 MB in the beginning and 165.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 337.10 ms. Allocated memory is still 206.6 MB. Free memory was 165.0 MB in the beginning and 137.8 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 692378.86 ms. Allocated memory was 206.6 MB in the beginning and 8.0 GB in the end (delta: 7.8 GB). Free memory was 137.2 MB in the beginning and 5.4 GB in the end (delta: -5.2 GB). Peak memory consumption was 2.6 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 346213, positive: 251062, positive conditional: 251062, positive unconditional: 0, negative: 95151, negative conditional: 95151, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 254940, positive: 251062, positive conditional: 251062, positive unconditional: 0, negative: 3878, negative conditional: 3878, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 254940, positive: 251062, positive conditional: 0, positive unconditional: 251062, negative: 3878, negative conditional: 0, negative unconditional: 3878, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 265, positive: 261, positive conditional: 0, positive unconditional: 261, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 265, positive: 261, positive conditional: 0, positive unconditional: 261, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 254940, positive: 250801, positive conditional: 0, positive unconditional: 250801, negative: 3874, negative conditional: 0, negative unconditional: 3874, unknown: 265, unknown conditional: 0, unknown unconditional: 265] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879, SemanticConditionEliminator.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 91857, negative conditional: 37978, negative unconditional: 53879, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4138, negative conditional: 4134, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3180, negative conditional: 3145, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91857, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 87723, negative conditional: 33844, negative unconditional: 53879, unknown: 4134, unknown conditional: 4134, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4399, Positive cache size: 261, Positive conditional cache size: 0, Positive unconditional cache size: 261, Negative cache size: 4138, Negative conditional cache size: 4134, Negative unconditional cache size: 4, Eliminated conditions: 53879 ], Maximal queried relation: 25, Independence queries for same thread: 91273 - TimeoutResultAtElement [Line: 13]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1366 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 104 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 692298.5ms, OverallIterations: 25, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.2ms, PartialOrderReductionTime: 647024.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 9338, 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: 604.1ms SsaConstructionTime, 2318.6ms SatisfiabilityAnalysisTime, 35922.5ms InterpolantComputationTime, 12283 NumberOfCodeBlocks, 12216 NumberOfCodeBlocksAsserted, 269 NumberOfCheckSat, 12234 ConstructedInterpolants, 0 QuantifiedInterpolants, 32454 SizeOfPredicates, 734 NumberOfNonLiveVariables, 11623 ConjunctsInSsa, 942 ConjunctsInUnsatCore, 49 InterpolantComputations, 2 PerfectInterpolantSequences, 6987/76287 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown