/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.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-ticket-7.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-18 20:11:02,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-18 20:11:02,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-18 20:11:02,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-18 20:11:02,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-18 20:11:02,085 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-18 20:11:02,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-18 20:11:02,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-18 20:11:02,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-18 20:11:02,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-18 20:11:02,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-18 20:11:02,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-18 20:11:02,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-18 20:11:02,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-18 20:11:02,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-18 20:11:02,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-18 20:11:02,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-18 20:11:02,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-18 20:11:02,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-18 20:11:02,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-18 20:11:02,104 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-18 20:11:02,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-18 20:11:02,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-18 20:11:02,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-18 20:11:02,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-18 20:11:02,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-18 20:11:02,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-18 20:11:02,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-18 20:11:02,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-18 20:11:02,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-18 20:11:02,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-18 20:11:02,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-18 20:11:02,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-18 20:11:02,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-18 20:11:02,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-18 20:11:02,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-18 20:11:02,111 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-18 20:11:02,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-18 20:11:02,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-18 20:11:02,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-18 20:11:02,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-18 20:11:02,114 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.epf [2022-02-18 20:11:02,129 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-18 20:11:02,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-18 20:11:02,129 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-18 20:11:02,129 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-18 20:11:02,130 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-18 20:11:02,130 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-18 20:11:02,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-18 20:11:02,130 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-18 20:11:02,131 INFO L138 SettingsManager]: * Use SBE=true [2022-02-18 20:11:02,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-18 20:11:02,131 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-18 20:11:02,131 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-18 20:11:02,132 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-18 20:11:02,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-18 20:11:02,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-18 20:11:02,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-18 20:11:02,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-18 20:11:02,132 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-18 20:11:02,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-18 20:11:02,132 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-18 20:11:02,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-18 20:11:02,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-18 20:11:02,133 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-18 20:11:02,133 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-18 20:11:02,133 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-18 20:11:02,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 20:11:02,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-18 20:11:02,133 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-18 20:11:02,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-18 20:11:02,133 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-18 20:11:02,134 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-18 20:11:02,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-18 20:11:02,134 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-18 20:11:02,134 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-18 20:11:02,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-18 20:11:02,134 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-02-18 20:11:02,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-18 20:11:02,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-18 20:11:02,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-18 20:11:02,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-18 20:11:02,313 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-18 20:11:02,314 INFO L275 PluginConnector]: CDTParser initialized [2022-02-18 20:11:02,315 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-7.wvr.c [2022-02-18 20:11:02,357 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8fc5bb13/3bb36ee30c7241919be2c6aef5675c29/FLAG6fabdd96d [2022-02-18 20:11:02,643 INFO L306 CDTParser]: Found 1 translation units. [2022-02-18 20:11:02,643 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-7.wvr.c [2022-02-18 20:11:02,656 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8fc5bb13/3bb36ee30c7241919be2c6aef5675c29/FLAG6fabdd96d [2022-02-18 20:11:03,077 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8fc5bb13/3bb36ee30c7241919be2c6aef5675c29 [2022-02-18 20:11:03,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-18 20:11:03,080 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-18 20:11:03,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-18 20:11:03,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-18 20:11:03,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-18 20:11:03,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 08:11:03" (1/1) ... [2022-02-18 20:11:03,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2daf79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:11:03, skipping insertion in model container [2022-02-18 20:11:03,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 08:11:03" (1/1) ... [2022-02-18 20:11:03,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-18 20:11:03,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-18 20:11:03,285 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-7.wvr.c[4837,4850] [2022-02-18 20:11:03,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 20:11:03,295 INFO L203 MainTranslator]: Completed pre-run [2022-02-18 20:11:03,318 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-7.wvr.c[4837,4850] [2022-02-18 20:11:03,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 20:11:03,329 INFO L208 MainTranslator]: Completed translation [2022-02-18 20:11:03,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:11:03 WrapperNode [2022-02-18 20:11:03,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-18 20:11:03,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-18 20:11:03,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-18 20:11:03,330 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-18 20:11:03,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:11:03" (1/1) ... [2022-02-18 20:11:03,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:11:03" (1/1) ... [2022-02-18 20:11:03,361 INFO L137 Inliner]: procedures = 26, calls = 115, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 318 [2022-02-18 20:11:03,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-18 20:11:03,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-18 20:11:03,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-18 20:11:03,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-18 20:11:03,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:11:03" (1/1) ... [2022-02-18 20:11:03,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:11:03" (1/1) ... [2022-02-18 20:11:03,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:11:03" (1/1) ... [2022-02-18 20:11:03,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:11:03" (1/1) ... [2022-02-18 20:11:03,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:11:03" (1/1) ... [2022-02-18 20:11:03,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:11:03" (1/1) ... [2022-02-18 20:11:03,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:11:03" (1/1) ... [2022-02-18 20:11:03,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-18 20:11:03,390 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-18 20:11:03,390 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-18 20:11:03,391 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-18 20:11:03,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:11:03" (1/1) ... [2022-02-18 20:11:03,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 20:11:03,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:11:03,418 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-18 20:11:03,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-18 20:11:03,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-18 20:11:03,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-18 20:11:03,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-18 20:11:03,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-18 20:11:03,473 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-18 20:11:03,476 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-18 20:11:03,476 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-18 20:11:03,476 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-18 20:11:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-02-18 20:11:03,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-02-18 20:11:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-02-18 20:11:03,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-02-18 20:11:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-18 20:11:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-02-18 20:11:03,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-02-18 20:11:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-02-18 20:11:03,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-02-18 20:11:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2022-02-18 20:11:03,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2022-02-18 20:11:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-18 20:11:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-18 20:11:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-18 20:11:03,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-18 20:11:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-18 20:11:03,479 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-18 20:11:03,558 INFO L234 CfgBuilder]: Building ICFG [2022-02-18 20:11:03,559 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-18 20:11:03,823 INFO L275 CfgBuilder]: Performing block encoding [2022-02-18 20:11:03,875 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-18 20:11:03,875 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-18 20:11:03,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 08:11:03 BoogieIcfgContainer [2022-02-18 20:11:03,877 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-18 20:11:03,878 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-18 20:11:03,878 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-18 20:11:03,881 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-18 20:11:03,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 08:11:03" (1/3) ... [2022-02-18 20:11:03,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b786246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 08:11:03, skipping insertion in model container [2022-02-18 20:11:03,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:11:03" (2/3) ... [2022-02-18 20:11:03,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b786246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 08:11:03, skipping insertion in model container [2022-02-18 20:11:03,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 08:11:03" (3/3) ... [2022-02-18 20:11:03,883 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-ticket-7.wvr.c [2022-02-18 20:11:03,886 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-18 20:11:03,886 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-18 20:11:03,886 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-18 20:11:03,886 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-18 20:11:03,924 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,924 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,924 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,925 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,925 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,925 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,925 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,925 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,925 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,926 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,926 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,926 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,926 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,926 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,926 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,926 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,927 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,927 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,927 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,927 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,927 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,927 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,928 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,928 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,928 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,928 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,928 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,928 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,928 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,929 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,929 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,929 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,929 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,929 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,929 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,929 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,930 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,930 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,930 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,930 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,930 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,930 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,931 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,931 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,931 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,931 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,931 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,931 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,931 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,932 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,932 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,932 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,932 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,932 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,932 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,932 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,933 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,933 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,933 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,933 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,933 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,933 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,933 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,934 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,934 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,934 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,934 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,934 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,934 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,934 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,935 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,935 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,935 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,935 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,935 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,935 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,936 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,936 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,936 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,936 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,936 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,936 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,937 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,937 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,939 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,939 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,939 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,939 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,940 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,940 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,940 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,940 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,940 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,941 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,941 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,941 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,942 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,942 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,942 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,942 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,942 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,942 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,945 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,946 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,946 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,946 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,946 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,946 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,947 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,947 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,947 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,947 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,947 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,947 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,947 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,948 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,948 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,948 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,948 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,948 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork6_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:11:03,959 INFO L148 ThreadInstanceAdder]: Constructed 7 joinOtherThreadTransitions. [2022-02-18 20:11:03,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-18 20:11:03,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:11:03,989 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-18 20:11:04,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-18 20:11:04,014 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-18 20:11:04,019 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-02-18 20:11:04,020 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-02-18 20:11:04,230 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:11:04,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:11:04,234 INFO L85 PathProgramCache]: Analyzing trace with hash -1601310494, now seen corresponding path program 1 times [2022-02-18 20:11:04,242 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:11:04,242 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015229565] [2022-02-18 20:11:04,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:11:04,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:11:04,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:11:04,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:11:04,539 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:11:04,540 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015229565] [2022-02-18 20:11:04,540 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015229565] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:11:04,541 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:11:04,541 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-18 20:11:04,542 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460689180] [2022-02-18 20:11:04,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:11:04,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-18 20:11:04,548 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:11:04,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-18 20:11:04,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-18 20:11:04,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:11:04,566 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:11:04,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 91.5) internal successors, (183), 2 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) [2022-02-18 20:11:04,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:11:04,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:11:04,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-18 20:11:04,646 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:11:04,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:11:04,648 INFO L85 PathProgramCache]: Analyzing trace with hash -1052624937, now seen corresponding path program 1 times [2022-02-18 20:11:04,649 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:11:04,649 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406071479] [2022-02-18 20:11:04,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:11:04,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:11:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:11:05,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:11:05,382 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:11:05,382 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406071479] [2022-02-18 20:11:05,383 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406071479] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:11:05,383 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:11:05,383 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-18 20:11:05,383 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781393761] [2022-02-18 20:11:05,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:11:05,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-02-18 20:11:05,386 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:11:05,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-02-18 20:11:05,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2022-02-18 20:11:05,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:11:05,387 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:11:05,387 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 15.083333333333334) internal successors, (181), 12 states have internal predecessors, (181), 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) [2022-02-18 20:11:05,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:11:05,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:01,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:01,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:01,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-18 20:13:01,059 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:01,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:01,060 INFO L85 PathProgramCache]: Analyzing trace with hash -837394789, now seen corresponding path program 2 times [2022-02-18 20:13:01,060 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:01,060 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108174738] [2022-02-18 20:13:01,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:01,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:01,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:01,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:01,256 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:01,256 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108174738] [2022-02-18 20:13:01,256 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108174738] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:01,256 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:01,256 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-18 20:13:01,256 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245354515] [2022-02-18 20:13:01,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:01,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-18 20:13:01,257 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:01,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-18 20:13:01,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-02-18 20:13:01,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:01,261 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:01,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.857142857142858) internal successors, (181), 7 states have internal predecessors, (181), 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) [2022-02-18 20:13:01,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:01,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:01,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:01,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:01,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:01,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:01,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-18 20:13:01,458 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:01,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:01,458 INFO L85 PathProgramCache]: Analyzing trace with hash 783682767, now seen corresponding path program 3 times [2022-02-18 20:13:01,458 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:01,458 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248907581] [2022-02-18 20:13:01,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:01,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:01,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:01,579 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:01,579 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248907581] [2022-02-18 20:13:01,579 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248907581] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:01,579 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:01,579 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-18 20:13:01,579 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077885604] [2022-02-18 20:13:01,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:01,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-18 20:13:01,580 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:01,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-18 20:13:01,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-02-18 20:13:01,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:01,581 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:01,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.625) internal successors, (181), 8 states have internal predecessors, (181), 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) [2022-02-18 20:13:01,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:01,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:01,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:01,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:01,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:01,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:01,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:01,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:01,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-18 20:13:01,768 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:01,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:01,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1067610175, now seen corresponding path program 4 times [2022-02-18 20:13:01,768 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:01,768 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199066952] [2022-02-18 20:13:01,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:01,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:01,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:01,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:01,950 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:01,950 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199066952] [2022-02-18 20:13:01,950 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199066952] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:01,951 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:01,951 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-02-18 20:13:01,951 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264523935] [2022-02-18 20:13:01,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:01,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-18 20:13:01,951 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:01,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-18 20:13:01,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-02-18 20:13:01,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:01,952 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:01,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 20.11111111111111) internal successors, (181), 9 states have internal predecessors, (181), 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) [2022-02-18 20:13:01,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:01,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:01,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:01,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:01,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:02,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:02,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:02,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:02,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:02,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:02,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-18 20:13:02,219 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:02,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:02,220 INFO L85 PathProgramCache]: Analyzing trace with hash -785429911, now seen corresponding path program 5 times [2022-02-18 20:13:02,220 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:02,220 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72474075] [2022-02-18 20:13:02,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:02,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:02,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:02,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:02,376 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:02,376 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72474075] [2022-02-18 20:13:02,376 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72474075] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:02,376 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:02,376 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-18 20:13:02,376 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973973159] [2022-02-18 20:13:02,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:02,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-18 20:13:02,377 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:02,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-18 20:13:02,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2022-02-18 20:13:02,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:02,378 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:02,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 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) [2022-02-18 20:13:02,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:02,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:02,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:02,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:02,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:02,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:02,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:02,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:02,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:02,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:02,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:02,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:02,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-18 20:13:02,924 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:02,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:02,924 INFO L85 PathProgramCache]: Analyzing trace with hash 1561869287, now seen corresponding path program 6 times [2022-02-18 20:13:02,925 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:02,925 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006197396] [2022-02-18 20:13:02,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:02,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:03,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:03,144 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:03,146 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006197396] [2022-02-18 20:13:03,147 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006197396] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:03,147 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:03,148 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-18 20:13:03,152 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107074010] [2022-02-18 20:13:03,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:03,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-18 20:13:03,152 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:03,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-18 20:13:03,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2022-02-18 20:13:03,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:03,153 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:03,153 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 16.454545454545453) internal successors, (181), 11 states have internal predecessors, (181), 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) [2022-02-18 20:13:03,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:03,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:03,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:03,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:03,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:03,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:03,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:03,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:03,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:03,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:03,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:03,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:03,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:03,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:03,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-18 20:13:03,504 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:03,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:03,506 INFO L85 PathProgramCache]: Analyzing trace with hash 1513807107, now seen corresponding path program 7 times [2022-02-18 20:13:03,506 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:03,506 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913612020] [2022-02-18 20:13:03,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:03,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:03,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:03,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:03,653 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:03,653 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913612020] [2022-02-18 20:13:03,654 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913612020] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:03,654 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:03,654 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-18 20:13:03,654 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973740704] [2022-02-18 20:13:03,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:03,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-02-18 20:13:03,654 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:03,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-02-18 20:13:03,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=76, Unknown=0, NotChecked=0, Total=132 [2022-02-18 20:13:03,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:03,655 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:03,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 15.083333333333334) internal successors, (181), 12 states have internal predecessors, (181), 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) [2022-02-18 20:13:03,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:03,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:03,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:03,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:03,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:03,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:03,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:03,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:03,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:03,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:03,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:03,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:03,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:03,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:03,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:03,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:03,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-18 20:13:03,871 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:03,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:03,872 INFO L85 PathProgramCache]: Analyzing trace with hash -1776199473, now seen corresponding path program 8 times [2022-02-18 20:13:03,872 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:03,872 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048738602] [2022-02-18 20:13:03,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:03,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:03,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:03,986 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:03,986 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048738602] [2022-02-18 20:13:03,986 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048738602] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:03,986 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:03,986 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-18 20:13:03,987 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694161858] [2022-02-18 20:13:03,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:03,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-18 20:13:03,987 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:03,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-18 20:13:03,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2022-02-18 20:13:03,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:03,987 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:03,988 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 16.454545454545453) internal successors, (181), 11 states have internal predecessors, (181), 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) [2022-02-18 20:13:03,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:03,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:03,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:03,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:03,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:03,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:03,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:03,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:03,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:04,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:04,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:04,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:04,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:04,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:04,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:04,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:04,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:04,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:04,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-18 20:13:04,261 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:04,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:04,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1644086885, now seen corresponding path program 9 times [2022-02-18 20:13:04,261 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:04,261 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765736089] [2022-02-18 20:13:04,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:04,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:04,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:04,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:04,547 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:04,548 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765736089] [2022-02-18 20:13:04,548 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765736089] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:04,548 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:04,548 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-18 20:13:04,548 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457073349] [2022-02-18 20:13:04,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:04,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-18 20:13:04,548 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:04,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-18 20:13:04,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2022-02-18 20:13:04,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:04,549 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:04,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 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) [2022-02-18 20:13:04,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:04,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:04,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:04,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:04,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:04,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:04,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:04,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:04,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:04,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:04,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:04,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:04,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:04,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:04,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:04,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:04,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:04,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:04,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:04,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:04,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-18 20:13:04,827 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:04,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:04,828 INFO L85 PathProgramCache]: Analyzing trace with hash 401822775, now seen corresponding path program 10 times [2022-02-18 20:13:04,828 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:04,828 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284738815] [2022-02-18 20:13:04,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:04,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:04,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:04,931 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:04,931 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284738815] [2022-02-18 20:13:04,931 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284738815] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:04,931 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:04,931 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-18 20:13:04,931 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103594047] [2022-02-18 20:13:04,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:04,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-18 20:13:04,932 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:04,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-18 20:13:04,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2022-02-18 20:13:04,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:04,932 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:04,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 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) [2022-02-18 20:13:04,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:04,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:04,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:04,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:04,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:04,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:04,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:04,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:04,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:04,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:04,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:05,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:05,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:05,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:05,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:05,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:05,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:05,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:05,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:05,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:05,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:05,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:05,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-18 20:13:05,252 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:05,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:05,253 INFO L85 PathProgramCache]: Analyzing trace with hash -1385823435, now seen corresponding path program 11 times [2022-02-18 20:13:05,253 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:05,253 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050880631] [2022-02-18 20:13:05,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:05,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:05,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:05,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:05,366 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:05,366 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050880631] [2022-02-18 20:13:05,366 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050880631] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:05,366 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:05,366 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-02-18 20:13:05,366 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427725930] [2022-02-18 20:13:05,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:05,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-18 20:13:05,367 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:05,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-18 20:13:05,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-02-18 20:13:05,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:05,367 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:05,367 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 20.11111111111111) internal successors, (181), 9 states have internal predecessors, (181), 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) [2022-02-18 20:13:05,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:05,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:05,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:05,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:05,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:05,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:05,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:05,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:05,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:05,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:05,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:05,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:05,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:05,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:05,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:05,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:05,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:05,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:05,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:05,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:05,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:05,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:05,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:05,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:05,625 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-18 20:13:05,625 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:05,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:05,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1450093363, now seen corresponding path program 12 times [2022-02-18 20:13:05,626 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:05,626 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721125131] [2022-02-18 20:13:05,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:05,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:05,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:05,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:05,745 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:05,745 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721125131] [2022-02-18 20:13:05,745 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721125131] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:05,745 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:05,745 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 20:13:05,745 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354830195] [2022-02-18 20:13:05,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:05,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-18 20:13:05,746 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:05,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-18 20:13:05,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2022-02-18 20:13:05,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:05,747 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:05,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 13.923076923076923) internal successors, (181), 13 states have internal predecessors, (181), 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) [2022-02-18 20:13:05,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:05,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:05,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:05,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:05,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:05,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:05,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:05,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:05,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:05,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:05,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:05,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:05,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:06,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:06,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:06,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:06,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:06,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:06,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:06,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:06,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:06,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:06,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:06,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:06,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:06,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-18 20:13:06,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-18 20:13:06,053 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:06,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:06,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1738198025, now seen corresponding path program 13 times [2022-02-18 20:13:06,053 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:06,053 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12561307] [2022-02-18 20:13:06,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:06,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:06,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:06,399 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:06,399 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12561307] [2022-02-18 20:13:06,399 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12561307] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:06,399 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:06,399 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 20:13:06,399 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584955662] [2022-02-18 20:13:06,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:06,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 20:13:06,400 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:06,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 20:13:06,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2022-02-18 20:13:06,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:06,401 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:06,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 12.928571428571429) internal successors, (181), 14 states have internal predecessors, (181), 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) [2022-02-18 20:13:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-18 20:13:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:06,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:06,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:06,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:06,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:06,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:06,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:06,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:06,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:06,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:06,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:06,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:06,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:06,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-18 20:13:06,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-18 20:13:06,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-18 20:13:06,699 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:06,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:06,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1318188441, now seen corresponding path program 14 times [2022-02-18 20:13:06,700 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:06,700 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491352969] [2022-02-18 20:13:06,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:06,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:06,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:06,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:06,806 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:06,806 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491352969] [2022-02-18 20:13:06,806 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491352969] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:06,806 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:06,806 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-02-18 20:13:06,806 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302370508] [2022-02-18 20:13:06,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:06,807 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-18 20:13:06,807 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:06,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-18 20:13:06,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-02-18 20:13:06,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:06,808 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:06,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 20.11111111111111) internal successors, (181), 9 states have internal predecessors, (181), 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) [2022-02-18 20:13:06,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:06,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:06,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:06,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:06,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:06,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:06,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:06,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:06,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:06,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:06,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:06,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:06,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-18 20:13:06,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-18 20:13:06,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-18 20:13:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-18 20:13:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:07,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-18 20:13:07,132 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:07,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:07,132 INFO L85 PathProgramCache]: Analyzing trace with hash -310745177, now seen corresponding path program 15 times [2022-02-18 20:13:07,132 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:07,132 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689933361] [2022-02-18 20:13:07,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:07,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:07,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:07,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:07,235 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:07,236 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689933361] [2022-02-18 20:13:07,237 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689933361] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:07,237 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:07,237 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-02-18 20:13:07,237 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884866737] [2022-02-18 20:13:07,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:07,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-18 20:13:07,238 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:07,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-18 20:13:07,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-02-18 20:13:07,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:07,239 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:07,239 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 20.11111111111111) internal successors, (181), 9 states have internal predecessors, (181), 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) [2022-02-18 20:13:07,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:07,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:07,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:07,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:07,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:07,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:07,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:07,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:07,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:07,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:07,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:07,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:07,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-18 20:13:07,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-18 20:13:07,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:07,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:07,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:07,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:07,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:07,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:07,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:07,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:07,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:07,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:07,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:07,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:07,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:07,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:07,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-18 20:13:07,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:13:07,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:07,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:07,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-18 20:13:07,708 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:07,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:07,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1320211325, now seen corresponding path program 16 times [2022-02-18 20:13:07,709 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:07,709 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373548141] [2022-02-18 20:13:07,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:07,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:07,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:07,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:07,892 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:07,892 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373548141] [2022-02-18 20:13:07,892 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373548141] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:07,892 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:07,892 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-18 20:13:07,892 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384947554] [2022-02-18 20:13:07,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:07,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-18 20:13:07,892 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:07,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-18 20:13:07,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-02-18 20:13:07,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:07,893 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:07,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.625) internal successors, (181), 8 states have internal predecessors, (181), 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) [2022-02-18 20:13:07,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:07,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:07,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:07,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:07,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:07,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:07,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:07,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:07,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:07,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:07,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:07,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:07,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-18 20:13:07,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:13:07,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:07,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:07,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:08,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:08,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:08,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:08,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:08,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:08,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:08,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:08,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:08,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:08,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:08,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:08,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:08,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-18 20:13:08,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:13:08,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:08,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:08,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:08,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-18 20:13:08,114 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:08,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:08,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1745098121, now seen corresponding path program 17 times [2022-02-18 20:13:08,114 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:08,115 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708809416] [2022-02-18 20:13:08,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:08,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:08,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:08,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:08,198 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:08,198 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708809416] [2022-02-18 20:13:08,198 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708809416] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:08,198 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:08,198 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-18 20:13:08,199 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707900223] [2022-02-18 20:13:08,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:08,199 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-18 20:13:08,199 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:08,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-18 20:13:08,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-02-18 20:13:08,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:08,199 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:08,199 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.625) internal successors, (181), 8 states have internal predecessors, (181), 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) [2022-02-18 20:13:08,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:08,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:08,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:08,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:08,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:08,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:08,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:08,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:08,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:08,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:08,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:08,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:08,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-18 20:13:08,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:13:08,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:08,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:08,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:08,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-18 20:13:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:13:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:08,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:08,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:08,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-18 20:13:08,697 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:08,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:08,697 INFO L85 PathProgramCache]: Analyzing trace with hash -668876133, now seen corresponding path program 18 times [2022-02-18 20:13:08,697 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:08,697 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544835714] [2022-02-18 20:13:08,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:08,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:08,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:08,777 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:08,777 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544835714] [2022-02-18 20:13:08,777 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544835714] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:08,777 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:08,777 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-18 20:13:08,777 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269695257] [2022-02-18 20:13:08,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:08,777 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-18 20:13:08,777 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:08,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-18 20:13:08,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-02-18 20:13:08,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:08,778 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:08,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.857142857142858) internal successors, (181), 7 states have internal predecessors, (181), 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) [2022-02-18 20:13:08,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:08,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:08,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:08,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:08,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:08,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:08,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:08,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:08,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:08,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:08,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:08,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:08,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-18 20:13:08,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:13:08,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:08,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:08,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:08,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:08,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:09,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:09,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-02-18 20:13:09,483 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:09,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:09,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1864361139, now seen corresponding path program 19 times [2022-02-18 20:13:09,483 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:09,483 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677317027] [2022-02-18 20:13:09,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:09,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:09,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:09,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:09,587 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:09,587 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677317027] [2022-02-18 20:13:09,587 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677317027] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:09,587 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:09,587 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-18 20:13:09,587 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345670172] [2022-02-18 20:13:09,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:09,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-18 20:13:09,588 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:09,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-18 20:13:09,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-02-18 20:13:09,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:09,588 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:09,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.857142857142858) internal successors, (181), 7 states have internal predecessors, (181), 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) [2022-02-18 20:13:09,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:09,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:09,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:09,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:09,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:09,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:09,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:09,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:09,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:09,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:09,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:09,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:09,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-02-18 20:13:09,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:13:09,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:09,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:09,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:09,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:09,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:09,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:09,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:09,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:09,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:09,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:09,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:09,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:09,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:09,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:09,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:09,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:09,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:09,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:09,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-18 20:13:09,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:13:09,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:09,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:09,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:09,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:09,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:09,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:09,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-02-18 20:13:09,810 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:09,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:09,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1459487667, now seen corresponding path program 20 times [2022-02-18 20:13:09,810 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:09,810 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716333852] [2022-02-18 20:13:09,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:09,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:09,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:09,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:09,890 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:09,890 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716333852] [2022-02-18 20:13:09,890 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716333852] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:09,890 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:09,890 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-18 20:13:09,890 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539427625] [2022-02-18 20:13:09,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:09,890 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-18 20:13:09,890 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:09,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-18 20:13:09,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-02-18 20:13:09,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:09,891 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:09,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.857142857142858) internal successors, (181), 7 states have internal predecessors, (181), 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) [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:09,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:09,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:10,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-02-18 20:13:10,151 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:10,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:10,151 INFO L85 PathProgramCache]: Analyzing trace with hash -417958029, now seen corresponding path program 21 times [2022-02-18 20:13:10,151 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:10,151 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345885058] [2022-02-18 20:13:10,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:10,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:10,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:10,236 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:10,236 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345885058] [2022-02-18 20:13:10,236 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345885058] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:10,236 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:10,236 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-18 20:13:10,236 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658054597] [2022-02-18 20:13:10,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:10,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-18 20:13:10,236 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:10,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-18 20:13:10,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-02-18 20:13:10,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:10,237 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:10,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.857142857142858) internal successors, (181), 7 states have internal predecessors, (181), 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) [2022-02-18 20:13:10,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:10,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:10,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:10,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:10,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:10,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:10,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:10,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:10,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:10,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:10,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:10,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:10,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-02-18 20:13:10,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:13:10,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:10,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:10,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:10,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:10,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:10,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:10,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:10,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-02-18 20:13:11,148 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:11,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:11,149 INFO L85 PathProgramCache]: Analyzing trace with hash -2085483441, now seen corresponding path program 22 times [2022-02-18 20:13:11,149 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:11,149 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268879595] [2022-02-18 20:13:11,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:11,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:11,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:11,230 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:11,230 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268879595] [2022-02-18 20:13:11,230 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268879595] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:11,230 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:11,230 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-18 20:13:11,230 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489353220] [2022-02-18 20:13:11,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:11,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-18 20:13:11,231 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:11,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-18 20:13:11,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-02-18 20:13:11,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:11,231 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:11,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.857142857142858) internal successors, (181), 7 states have internal predecessors, (181), 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) [2022-02-18 20:13:11,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:11,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:11,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:11,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:11,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:11,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:11,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:11,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:11,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:11,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:11,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:11,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:11,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-18 20:13:11,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:13:11,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:11,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:11,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:11,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:11,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-02-18 20:13:11,441 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 4 more)] === [2022-02-18 20:13:11,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:13:11,441 INFO L85 PathProgramCache]: Analyzing trace with hash 1521344425, now seen corresponding path program 23 times [2022-02-18 20:13:11,441 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:13:11,442 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982087453] [2022-02-18 20:13:11,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:13:11,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:13:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:13:11,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:13:11,675 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:13:11,675 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982087453] [2022-02-18 20:13:11,675 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982087453] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:13:11,675 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:13:11,675 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-18 20:13:11,675 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093489959] [2022-02-18 20:13:11,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:13:11,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-18 20:13:11,675 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:13:11,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-18 20:13:11,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-02-18 20:13:11,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:11,676 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:13:11,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 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) [2022-02-18 20:13:11,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:13:11,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-18 20:13:11,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:11,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:11,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:11,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:11,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:13:11,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 20:13:11,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:11,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-18 20:13:11,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:11,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-02-18 20:13:11,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:13:11,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:11,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:13:11,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:11,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:13:11,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:13:11,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.