/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-word-subst.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bc79526 [2022-01-18 11:23:39,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-18 11:23:39,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-18 11:23:39,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-18 11:23:39,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-18 11:23:39,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-18 11:23:39,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-18 11:23:39,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-18 11:23:39,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-18 11:23:39,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-18 11:23:39,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-18 11:23:39,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-18 11:23:39,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-18 11:23:39,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-18 11:23:39,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-18 11:23:39,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-18 11:23:39,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-18 11:23:39,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-18 11:23:39,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-18 11:23:39,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-18 11:23:39,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-18 11:23:39,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-18 11:23:39,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-18 11:23:39,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-18 11:23:39,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-18 11:23:39,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-18 11:23:39,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-18 11:23:39,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-18 11:23:39,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-18 11:23:39,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-18 11:23:39,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-18 11:23:39,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-18 11:23:39,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-18 11:23:39,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-18 11:23:39,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-18 11:23:39,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-18 11:23:39,778 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-FA-NoLbe-Separate.epf [2022-01-18 11:23:39,813 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-18 11:23:39,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-18 11:23:39,814 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-18 11:23:39,814 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-18 11:23:39,815 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-18 11:23:39,815 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-18 11:23:39,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-18 11:23:39,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-18 11:23:39,815 INFO L138 SettingsManager]: * Use SBE=true [2022-01-18 11:23:39,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-18 11:23:39,816 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-18 11:23:39,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-18 11:23:39,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-18 11:23:39,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-18 11:23:39,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-18 11:23:39,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-18 11:23:39,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-18 11:23:39,817 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-18 11:23:39,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-18 11:23:39,817 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-18 11:23:39,817 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-18 11:23:39,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-18 11:23:39,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-18 11:23:39,818 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-18 11:23:39,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-18 11:23:39,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 11:23:39,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-18 11:23:39,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-18 11:23:39,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-18 11:23:39,820 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-18 11:23:39,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-18 11:23:39,820 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-18 11:23:39,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-18 11:23:39,820 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2022-01-18 11:23:39,820 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-18 11:23:40,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-18 11:23:40,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-18 11:23:40,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-18 11:23:40,073 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-18 11:23:40,079 INFO L275 PluginConnector]: CDTParser initialized [2022-01-18 11:23:40,080 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-word-subst.wvr.c [2022-01-18 11:23:40,144 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aa465794/cb20c09d83794753b330aaf8183f2cb5/FLAG30473687f [2022-01-18 11:23:40,499 INFO L306 CDTParser]: Found 1 translation units. [2022-01-18 11:23:40,500 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-word-subst.wvr.c [2022-01-18 11:23:40,507 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aa465794/cb20c09d83794753b330aaf8183f2cb5/FLAG30473687f [2022-01-18 11:23:40,516 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aa465794/cb20c09d83794753b330aaf8183f2cb5 [2022-01-18 11:23:40,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-18 11:23:40,519 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-18 11:23:40,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-18 11:23:40,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-18 11:23:40,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-18 11:23:40,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 11:23:40" (1/1) ... [2022-01-18 11:23:40,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54ec64ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:23:40, skipping insertion in model container [2022-01-18 11:23:40,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 11:23:40" (1/1) ... [2022-01-18 11:23:40,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-18 11:23:40,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-18 11:23:40,722 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/chl-word-subst.wvr.c[3345,3358] [2022-01-18 11:23:40,735 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 11:23:40,741 INFO L203 MainTranslator]: Completed pre-run [2022-01-18 11:23:40,767 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/chl-word-subst.wvr.c[3345,3358] [2022-01-18 11:23:40,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 11:23:40,780 INFO L208 MainTranslator]: Completed translation [2022-01-18 11:23:40,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:23:40 WrapperNode [2022-01-18 11:23:40,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-18 11:23:40,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-18 11:23:40,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-18 11:23:40,781 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-18 11:23:40,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:23:40" (1/1) ... [2022-01-18 11:23:40,795 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:23:40" (1/1) ... [2022-01-18 11:23:40,816 INFO L137 Inliner]: procedures = 25, calls = 45, calls flagged for inlining = 9, calls inlined = 13, statements flattened = 176 [2022-01-18 11:23:40,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-18 11:23:40,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-18 11:23:40,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-18 11:23:40,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-18 11:23:40,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:23:40" (1/1) ... [2022-01-18 11:23:40,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:23:40" (1/1) ... [2022-01-18 11:23:40,829 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:23:40" (1/1) ... [2022-01-18 11:23:40,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:23:40" (1/1) ... [2022-01-18 11:23:40,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:23:40" (1/1) ... [2022-01-18 11:23:40,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:23:40" (1/1) ... [2022-01-18 11:23:40,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:23:40" (1/1) ... [2022-01-18 11:23:40,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-18 11:23:40,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-18 11:23:40,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-18 11:23:40,849 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-18 11:23:40,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:23:40" (1/1) ... [2022-01-18 11:23:40,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 11:23:40,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 11:23:40,884 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) [2022-01-18 11:23:40,909 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 [2022-01-18 11:23:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-18 11:23:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-18 11:23:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-18 11:23:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-18 11:23:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-01-18 11:23:40,927 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-01-18 11:23:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-01-18 11:23:40,928 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-01-18 11:23:40,928 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-01-18 11:23:40,929 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-01-18 11:23:40,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-18 11:23:40,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-18 11:23:40,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-18 11:23:40,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-18 11:23:40,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-18 11:23:40,930 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-18 11:23:41,065 INFO L234 CfgBuilder]: Building ICFG [2022-01-18 11:23:41,066 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-18 11:23:41,426 INFO L275 CfgBuilder]: Performing block encoding [2022-01-18 11:23:41,436 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-18 11:23:41,436 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2022-01-18 11:23:41,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 11:23:41 BoogieIcfgContainer [2022-01-18 11:23:41,438 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-18 11:23:41,440 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-18 11:23:41,440 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-18 11:23:41,442 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-18 11:23:41,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.01 11:23:40" (1/3) ... [2022-01-18 11:23:41,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@755eb0ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 11:23:41, skipping insertion in model container [2022-01-18 11:23:41,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:23:40" (2/3) ... [2022-01-18 11:23:41,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@755eb0ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 11:23:41, skipping insertion in model container [2022-01-18 11:23:41,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 11:23:41" (3/3) ... [2022-01-18 11:23:41,445 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-word-subst.wvr.c [2022-01-18 11:23:41,448 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-18 11:23:41,449 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-18 11:23:41,449 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-18 11:23:41,449 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-18 11:23:41,518 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,518 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,523 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,523 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,524 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,524 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,528 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,528 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,529 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,529 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,529 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,530 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,530 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,530 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,530 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,530 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,531 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,531 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,531 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,531 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,531 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,531 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,532 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,532 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,532 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,532 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,532 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,532 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,533 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,533 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,533 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,533 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,533 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,533 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,533 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,534 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,534 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,534 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,534 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,534 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,534 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,534 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,534 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,534 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,535 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,535 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,535 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,535 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,535 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,535 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,536 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,536 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,536 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,536 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,536 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,537 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,537 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,537 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,537 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,537 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,538 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,538 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,538 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,538 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,538 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,539 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,539 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,539 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,539 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,539 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,539 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,540 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,541 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,541 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,541 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,542 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,542 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,542 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,542 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,542 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,542 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,542 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,542 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,543 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,554 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,554 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,554 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,554 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,555 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,555 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,556 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,556 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,556 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,557 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,557 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,558 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,558 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,558 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,558 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,559 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,559 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,559 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,559 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,559 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,560 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,560 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,560 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,560 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,561 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,561 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,561 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,561 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,562 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,562 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,562 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,562 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,562 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,563 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,563 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,563 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,563 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,563 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,564 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,564 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,564 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,564 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,564 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,564 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,565 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,565 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,565 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,565 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,565 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,566 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,566 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,566 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,566 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,566 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,567 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,567 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,567 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,567 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,567 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,568 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,568 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,568 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,568 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,568 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,569 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,569 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,569 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,569 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,570 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,570 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,570 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,570 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,570 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,571 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,571 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,571 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,571 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,571 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,572 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,572 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,572 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,572 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,572 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,573 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,573 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,573 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,573 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,573 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,573 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,574 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,574 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,574 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,575 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,575 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,575 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,575 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,576 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,576 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,577 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,577 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,577 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,578 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,578 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,578 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,578 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,579 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,579 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,579 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,579 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,579 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,580 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,580 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,580 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,580 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,581 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,581 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,581 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,581 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,581 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,582 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,582 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,582 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,582 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,582 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,583 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,583 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,583 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,583 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,583 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,583 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,584 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,584 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,584 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,584 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,584 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,584 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,585 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,585 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,585 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,585 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,585 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,585 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,585 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,586 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,586 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,586 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,586 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,586 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,587 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,587 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,587 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,587 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,587 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,588 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,588 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,588 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,588 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,588 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,588 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,589 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,589 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,589 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,589 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,589 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,589 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,590 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,590 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,590 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,590 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,590 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,590 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,591 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,591 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,591 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,591 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,591 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,591 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,591 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,592 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,592 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,594 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,595 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,595 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,595 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,595 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,595 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,595 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,595 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,596 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,596 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,596 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,598 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,598 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,598 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,598 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,599 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,599 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,599 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,599 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,599 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,599 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,600 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,601 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,601 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,601 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,601 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,601 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,601 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:23:41,606 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-01-18 11:23:41,643 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-18 11:23:41,649 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=FINITE_AUTOMATA, 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 [2022-01-18 11:23:41,649 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-01-18 11:23:41,669 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 315 places, 340 transitions, 704 flow [2022-01-18 11:23:46,133 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 168097 states, 168096 states have (on average 4.215014039596421) internal successors, (708527), 168096 states have internal predecessors, (708527), 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) [2022-01-18 11:23:46,403 INFO L276 IsEmpty]: Start isEmpty. Operand has 168097 states, 168096 states have (on average 4.215014039596421) internal successors, (708527), 168096 states have internal predecessors, (708527), 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) [2022-01-18 11:23:47,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-01-18 11:23:47,822 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:23:47,822 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:23:47,823 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:23:47,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:23:47,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1541080521, now seen corresponding path program 1 times [2022-01-18 11:23:47,835 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:23:47,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016333119] [2022-01-18 11:23:47,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:23:47,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:23:48,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:23:48,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:23:48,161 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:23:48,161 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016333119] [2022-01-18 11:23:48,162 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016333119] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:23:48,162 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:23:48,162 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-18 11:23:48,163 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127536935] [2022-01-18 11:23:48,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:23:48,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-18 11:23:48,168 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:23:48,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-18 11:23:48,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-18 11:23:48,584 INFO L87 Difference]: Start difference. First operand has 168097 states, 168096 states have (on average 4.215014039596421) internal successors, (708527), 168096 states have internal predecessors, (708527), 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) Second operand has 2 states, 2 states have (on average 93.5) internal successors, (187), 2 states have internal predecessors, (187), 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) [2022-01-18 11:23:50,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:23:50,709 INFO L93 Difference]: Finished difference Result 168097 states and 694023 transitions. [2022-01-18 11:23:50,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-18 11:23:50,711 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 93.5) internal successors, (187), 2 states have internal predecessors, (187), 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) Word has length 187 [2022-01-18 11:23:50,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:23:51,884 INFO L225 Difference]: With dead ends: 168097 [2022-01-18 11:23:51,884 INFO L226 Difference]: Without dead ends: 168089 [2022-01-18 11:23:51,886 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-18 11:23:51,895 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:23:51,896 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 306 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:23:52,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168089 states. [2022-01-18 11:23:57,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168089 to 168089. [2022-01-18 11:23:58,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168089 states, 168088 states have (on average 4.128878920565418) internal successors, (694015), 168088 states have internal predecessors, (694015), 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) [2022-01-18 11:24:00,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168089 states to 168089 states and 694015 transitions. [2022-01-18 11:24:00,076 INFO L78 Accepts]: Start accepts. Automaton has 168089 states and 694015 transitions. Word has length 187 [2022-01-18 11:24:00,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:24:00,077 INFO L470 AbstractCegarLoop]: Abstraction has 168089 states and 694015 transitions. [2022-01-18 11:24:00,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 93.5) internal successors, (187), 2 states have internal predecessors, (187), 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) [2022-01-18 11:24:00,078 INFO L276 IsEmpty]: Start isEmpty. Operand 168089 states and 694015 transitions. [2022-01-18 11:24:00,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-01-18 11:24:00,774 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:24:00,774 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:24:00,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-18 11:24:00,775 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:24:00,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:24:00,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1471131897, now seen corresponding path program 1 times [2022-01-18 11:24:00,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:24:00,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042926566] [2022-01-18 11:24:00,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:24:00,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:24:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:24:00,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:24:00,905 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:24:00,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042926566] [2022-01-18 11:24:00,906 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042926566] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:24:00,906 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:24:00,906 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-18 11:24:00,906 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912416237] [2022-01-18 11:24:00,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:24:00,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 11:24:00,908 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:24:00,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 11:24:00,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:24:00,909 INFO L87 Difference]: Start difference. First operand 168089 states and 694015 transitions. Second operand has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 3 states have internal predecessors, (187), 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) [2022-01-18 11:24:02,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:24:02,809 INFO L93 Difference]: Finished difference Result 195844 states and 797609 transitions. [2022-01-18 11:24:02,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 11:24:02,810 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 3 states have internal predecessors, (187), 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) Word has length 187 [2022-01-18 11:24:02,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:24:04,615 INFO L225 Difference]: With dead ends: 195844 [2022-01-18 11:24:04,615 INFO L226 Difference]: Without dead ends: 195844 [2022-01-18 11:24:04,615 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:24:04,617 INFO L933 BasicCegarLoop]: 388 mSDtfsCounter, 138 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 650 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:24:04,618 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [138 Valid, 650 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:24:05,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195844 states. [2022-01-18 11:24:10,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195844 to 172923. [2022-01-18 11:24:10,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172923 states, 172922 states have (on average 4.125380229236303) internal successors, (713369), 172922 states have internal predecessors, (713369), 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) [2022-01-18 11:24:12,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172923 states to 172923 states and 713369 transitions. [2022-01-18 11:24:12,502 INFO L78 Accepts]: Start accepts. Automaton has 172923 states and 713369 transitions. Word has length 187 [2022-01-18 11:24:12,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:24:12,504 INFO L470 AbstractCegarLoop]: Abstraction has 172923 states and 713369 transitions. [2022-01-18 11:24:12,504 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 3 states have internal predecessors, (187), 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) [2022-01-18 11:24:12,505 INFO L276 IsEmpty]: Start isEmpty. Operand 172923 states and 713369 transitions. [2022-01-18 11:24:13,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-01-18 11:24:13,711 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:24:13,712 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:24:13,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-18 11:24:13,712 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:24:13,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:24:13,713 INFO L85 PathProgramCache]: Analyzing trace with hash -157448725, now seen corresponding path program 1 times [2022-01-18 11:24:13,713 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:24:13,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24049145] [2022-01-18 11:24:13,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:24:13,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:24:13,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:24:13,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:24:13,862 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:24:13,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24049145] [2022-01-18 11:24:13,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24049145] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:24:13,863 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:24:13,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-18 11:24:13,864 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814969255] [2022-01-18 11:24:13,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:24:13,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 11:24:13,865 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:24:13,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 11:24:13,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:24:13,866 INFO L87 Difference]: Start difference. First operand 172923 states and 713369 transitions. Second operand has 3 states, 3 states have (on average 62.666666666666664) internal successors, (188), 3 states have internal predecessors, (188), 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) [2022-01-18 11:24:15,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:24:15,782 INFO L93 Difference]: Finished difference Result 197263 states and 806304 transitions. [2022-01-18 11:24:15,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 11:24:15,782 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 62.666666666666664) internal successors, (188), 3 states have internal predecessors, (188), 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) Word has length 188 [2022-01-18 11:24:15,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:24:16,929 INFO L225 Difference]: With dead ends: 197263 [2022-01-18 11:24:16,929 INFO L226 Difference]: Without dead ends: 197263 [2022-01-18 11:24:16,930 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:24:16,931 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 129 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 644 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:24:16,931 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [129 Valid, 644 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:24:17,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197263 states. [2022-01-18 11:24:22,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197263 to 177788. [2022-01-18 11:24:23,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177788 states, 177787 states have (on average 4.122494895577292) internal successors, (732926), 177787 states have internal predecessors, (732926), 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) [2022-01-18 11:24:24,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177788 states to 177788 states and 732926 transitions. [2022-01-18 11:24:24,912 INFO L78 Accepts]: Start accepts. Automaton has 177788 states and 732926 transitions. Word has length 188 [2022-01-18 11:24:24,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:24:24,914 INFO L470 AbstractCegarLoop]: Abstraction has 177788 states and 732926 transitions. [2022-01-18 11:24:24,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 62.666666666666664) internal successors, (188), 3 states have internal predecessors, (188), 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) [2022-01-18 11:24:24,914 INFO L276 IsEmpty]: Start isEmpty. Operand 177788 states and 732926 transitions. [2022-01-18 11:24:25,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-01-18 11:24:25,482 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:24:25,482 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:24:25,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-18 11:24:25,483 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:24:25,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:24:25,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1520989477, now seen corresponding path program 1 times [2022-01-18 11:24:25,483 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:24:25,483 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113780586] [2022-01-18 11:24:25,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:24:25,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:24:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:24:25,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:24:25,549 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:24:25,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113780586] [2022-01-18 11:24:25,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113780586] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:24:25,549 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:24:25,549 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-18 11:24:25,549 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985759292] [2022-01-18 11:24:25,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:24:25,550 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 11:24:25,550 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:24:25,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 11:24:25,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:24:25,551 INFO L87 Difference]: Start difference. First operand 177788 states and 732926 transitions. Second operand has 3 states, 3 states have (on average 63.0) internal successors, (189), 3 states have internal predecessors, (189), 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) [2022-01-18 11:24:27,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:24:27,523 INFO L93 Difference]: Finished difference Result 203983 states and 831776 transitions. [2022-01-18 11:24:27,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 11:24:27,523 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 63.0) internal successors, (189), 3 states have internal predecessors, (189), 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) Word has length 189 [2022-01-18 11:24:27,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:24:29,256 INFO L225 Difference]: With dead ends: 203983 [2022-01-18 11:24:29,256 INFO L226 Difference]: Without dead ends: 203983 [2022-01-18 11:24:29,256 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:24:29,257 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 125 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 647 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:24:29,258 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [125 Valid, 647 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:24:29,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203983 states. [2022-01-18 11:24:34,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203983 to 183003. [2022-01-18 11:24:35,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183003 states, 183002 states have (on average 4.118485043879302) internal successors, (753691), 183002 states have internal predecessors, (753691), 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) [2022-01-18 11:24:36,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183003 states to 183003 states and 753691 transitions. [2022-01-18 11:24:36,685 INFO L78 Accepts]: Start accepts. Automaton has 183003 states and 753691 transitions. Word has length 189 [2022-01-18 11:24:36,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:24:36,685 INFO L470 AbstractCegarLoop]: Abstraction has 183003 states and 753691 transitions. [2022-01-18 11:24:36,686 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 63.0) internal successors, (189), 3 states have internal predecessors, (189), 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) [2022-01-18 11:24:36,686 INFO L276 IsEmpty]: Start isEmpty. Operand 183003 states and 753691 transitions. [2022-01-18 11:24:37,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:24:37,214 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:24:37,215 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:24:37,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-18 11:24:37,215 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:24:37,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:24:37,216 INFO L85 PathProgramCache]: Analyzing trace with hash 201858273, now seen corresponding path program 1 times [2022-01-18 11:24:37,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:24:37,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860397994] [2022-01-18 11:24:37,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:24:37,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:24:37,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:24:37,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:24:37,297 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:24:37,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860397994] [2022-01-18 11:24:37,297 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860397994] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:24:37,297 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:24:37,297 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-18 11:24:37,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548218974] [2022-01-18 11:24:37,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:24:37,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-18 11:24:37,298 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:24:37,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-18 11:24:37,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-18 11:24:37,299 INFO L87 Difference]: Start difference. First operand 183003 states and 753691 transitions. Second operand has 4 states, 4 states have (on average 47.5) internal successors, (190), 4 states have internal predecessors, (190), 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) [2022-01-18 11:24:40,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:24:40,308 INFO L93 Difference]: Finished difference Result 267765 states and 1071580 transitions. [2022-01-18 11:24:40,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:24:40,308 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 47.5) internal successors, (190), 4 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:24:40,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:24:41,811 INFO L225 Difference]: With dead ends: 267765 [2022-01-18 11:24:41,811 INFO L226 Difference]: Without dead ends: 267765 [2022-01-18 11:24:41,812 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:24:41,812 INFO L933 BasicCegarLoop]: 499 mSDtfsCounter, 347 mSDsluCounter, 699 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 347 SdHoareTripleChecker+Valid, 1181 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:24:41,813 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [347 Valid, 1181 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:24:43,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267765 states. [2022-01-18 11:24:50,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267765 to 189153. [2022-01-18 11:24:51,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189153 states, 189152 states have (on average 4.1054020047369315) internal successors, (776545), 189152 states have internal predecessors, (776545), 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) [2022-01-18 11:24:52,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189153 states to 189153 states and 776545 transitions. [2022-01-18 11:24:52,955 INFO L78 Accepts]: Start accepts. Automaton has 189153 states and 776545 transitions. Word has length 190 [2022-01-18 11:24:52,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:24:52,955 INFO L470 AbstractCegarLoop]: Abstraction has 189153 states and 776545 transitions. [2022-01-18 11:24:52,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 47.5) internal successors, (190), 4 states have internal predecessors, (190), 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) [2022-01-18 11:24:52,955 INFO L276 IsEmpty]: Start isEmpty. Operand 189153 states and 776545 transitions. [2022-01-18 11:24:53,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:24:53,509 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:24:53,509 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:24:53,509 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-18 11:24:53,509 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:24:53,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:24:53,510 INFO L85 PathProgramCache]: Analyzing trace with hash 287804887, now seen corresponding path program 1 times [2022-01-18 11:24:53,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:24:53,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730008465] [2022-01-18 11:24:53,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:24:53,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:24:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:24:53,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:24:53,647 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:24:53,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730008465] [2022-01-18 11:24:53,647 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730008465] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:24:53,647 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:24:53,647 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-18 11:24:53,647 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089796196] [2022-01-18 11:24:53,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:24:53,648 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-18 11:24:53,648 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:24:53,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-18 11:24:53,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-01-18 11:24:53,648 INFO L87 Difference]: Start difference. First operand 189153 states and 776545 transitions. Second operand has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:24:55,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:24:55,840 INFO L93 Difference]: Finished difference Result 218235 states and 885227 transitions. [2022-01-18 11:24:55,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-01-18 11:24:55,840 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:24:55,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:24:57,686 INFO L225 Difference]: With dead ends: 218235 [2022-01-18 11:24:57,686 INFO L226 Difference]: Without dead ends: 212496 [2022-01-18 11:24:57,686 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2022-01-18 11:24:57,687 INFO L933 BasicCegarLoop]: 570 mSDtfsCounter, 574 mSDsluCounter, 2323 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 2835 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:24:57,687 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [574 Valid, 2835 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:24:58,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212496 states. [2022-01-18 11:25:03,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212496 to 190223. [2022-01-18 11:25:03,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190223 states, 190222 states have (on average 4.103899654088381) internal successors, (780652), 190222 states have internal predecessors, (780652), 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) [2022-01-18 11:25:05,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190223 states to 190223 states and 780652 transitions. [2022-01-18 11:25:05,157 INFO L78 Accepts]: Start accepts. Automaton has 190223 states and 780652 transitions. Word has length 190 [2022-01-18 11:25:05,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:25:05,157 INFO L470 AbstractCegarLoop]: Abstraction has 190223 states and 780652 transitions. [2022-01-18 11:25:05,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:25:05,157 INFO L276 IsEmpty]: Start isEmpty. Operand 190223 states and 780652 transitions. [2022-01-18 11:25:05,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:25:05,704 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:25:05,704 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:25:05,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-18 11:25:05,704 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:25:05,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:25:05,705 INFO L85 PathProgramCache]: Analyzing trace with hash 284711469, now seen corresponding path program 2 times [2022-01-18 11:25:05,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:25:05,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312982368] [2022-01-18 11:25:05,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:25:05,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:25:05,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:25:06,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:25:06,535 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:25:06,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312982368] [2022-01-18 11:25:06,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312982368] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:25:06,535 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:25:06,535 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-18 11:25:06,535 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524612261] [2022-01-18 11:25:06,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:25:06,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-18 11:25:06,536 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:25:06,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-18 11:25:06,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-01-18 11:25:06,537 INFO L87 Difference]: Start difference. First operand 190223 states and 780652 transitions. Second operand has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:25:08,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:25:08,623 INFO L93 Difference]: Finished difference Result 202831 states and 828865 transitions. [2022-01-18 11:25:08,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-18 11:25:08,623 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:25:08,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:25:09,736 INFO L225 Difference]: With dead ends: 202831 [2022-01-18 11:25:09,736 INFO L226 Difference]: Without dead ends: 199947 [2022-01-18 11:25:09,736 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2022-01-18 11:25:09,737 INFO L933 BasicCegarLoop]: 525 mSDtfsCounter, 365 mSDsluCounter, 2471 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 365 SdHoareTripleChecker+Valid, 2944 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:25:09,737 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [365 Valid, 2944 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:25:10,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199947 states. [2022-01-18 11:25:15,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199947 to 190366. [2022-01-18 11:25:15,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190366 states, 190365 states have (on average 4.102975862159536) internal successors, (781063), 190365 states have internal predecessors, (781063), 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) [2022-01-18 11:25:17,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190366 states to 190366 states and 781063 transitions. [2022-01-18 11:25:17,549 INFO L78 Accepts]: Start accepts. Automaton has 190366 states and 781063 transitions. Word has length 190 [2022-01-18 11:25:17,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:25:17,549 INFO L470 AbstractCegarLoop]: Abstraction has 190366 states and 781063 transitions. [2022-01-18 11:25:17,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:25:17,549 INFO L276 IsEmpty]: Start isEmpty. Operand 190366 states and 781063 transitions. [2022-01-18 11:25:18,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:25:18,892 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:25:18,892 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:25:18,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-18 11:25:18,892 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:25:18,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:25:18,896 INFO L85 PathProgramCache]: Analyzing trace with hash -206402067, now seen corresponding path program 3 times [2022-01-18 11:25:18,896 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:25:18,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516213699] [2022-01-18 11:25:18,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:25:18,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:25:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:25:19,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:25:19,019 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:25:19,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516213699] [2022-01-18 11:25:19,020 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516213699] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:25:19,020 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:25:19,020 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-18 11:25:19,020 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491841557] [2022-01-18 11:25:19,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:25:19,020 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-18 11:25:19,020 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:25:19,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-18 11:25:19,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-01-18 11:25:19,021 INFO L87 Difference]: Start difference. First operand 190366 states and 781063 transitions. Second operand has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:25:21,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:25:21,048 INFO L93 Difference]: Finished difference Result 202119 states and 826101 transitions. [2022-01-18 11:25:21,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-18 11:25:21,049 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:25:21,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:25:22,115 INFO L225 Difference]: With dead ends: 202119 [2022-01-18 11:25:22,115 INFO L226 Difference]: Without dead ends: 198379 [2022-01-18 11:25:22,115 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-01-18 11:25:22,116 INFO L933 BasicCegarLoop]: 528 mSDtfsCounter, 410 mSDsluCounter, 2923 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 410 SdHoareTripleChecker+Valid, 3386 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:25:22,116 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [410 Valid, 3386 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:25:23,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198379 states. [2022-01-18 11:25:28,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198379 to 189513. [2022-01-18 11:25:28,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189513 states, 189512 states have (on average 4.104864071932121) internal successors, (777921), 189512 states have internal predecessors, (777921), 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) [2022-01-18 11:25:30,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189513 states to 189513 states and 777921 transitions. [2022-01-18 11:25:30,425 INFO L78 Accepts]: Start accepts. Automaton has 189513 states and 777921 transitions. Word has length 190 [2022-01-18 11:25:30,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:25:30,425 INFO L470 AbstractCegarLoop]: Abstraction has 189513 states and 777921 transitions. [2022-01-18 11:25:30,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:25:30,430 INFO L276 IsEmpty]: Start isEmpty. Operand 189513 states and 777921 transitions. [2022-01-18 11:25:31,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:25:31,226 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:25:31,234 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:25:31,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-18 11:25:31,235 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:25:31,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:25:31,241 INFO L85 PathProgramCache]: Analyzing trace with hash 2014383133, now seen corresponding path program 4 times [2022-01-18 11:25:31,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:25:31,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98940295] [2022-01-18 11:25:31,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:25:31,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:25:31,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:25:31,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:25:31,445 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:25:31,445 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98940295] [2022-01-18 11:25:31,445 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98940295] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:25:31,445 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:25:31,445 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-18 11:25:31,445 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847577016] [2022-01-18 11:25:31,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:25:31,446 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-18 11:25:31,446 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:25:31,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-18 11:25:31,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-01-18 11:25:31,446 INFO L87 Difference]: Start difference. First operand 189513 states and 777921 transitions. Second operand has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:25:34,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:25:34,858 INFO L93 Difference]: Finished difference Result 217272 states and 882430 transitions. [2022-01-18 11:25:34,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-01-18 11:25:34,859 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:25:34,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:25:37,053 INFO L225 Difference]: With dead ends: 217272 [2022-01-18 11:25:37,053 INFO L226 Difference]: Without dead ends: 213816 [2022-01-18 11:25:37,054 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2022-01-18 11:25:37,054 INFO L933 BasicCegarLoop]: 560 mSDtfsCounter, 588 mSDsluCounter, 2268 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 588 SdHoareTripleChecker+Valid, 2779 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:25:37,054 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [588 Valid, 2779 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:25:37,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213816 states. [2022-01-18 11:25:43,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213816 to 191621. [2022-01-18 11:25:44,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191621 states, 191620 states have (on average 4.102870264064294) internal successors, (786192), 191620 states have internal predecessors, (786192), 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) [2022-01-18 11:25:45,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191621 states to 191621 states and 786192 transitions. [2022-01-18 11:25:45,748 INFO L78 Accepts]: Start accepts. Automaton has 191621 states and 786192 transitions. Word has length 190 [2022-01-18 11:25:45,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:25:45,748 INFO L470 AbstractCegarLoop]: Abstraction has 191621 states and 786192 transitions. [2022-01-18 11:25:45,748 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:25:45,748 INFO L276 IsEmpty]: Start isEmpty. Operand 191621 states and 786192 transitions. [2022-01-18 11:25:47,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:25:47,057 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:25:47,057 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:25:47,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-18 11:25:47,057 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:25:47,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:25:47,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1207650653, now seen corresponding path program 5 times [2022-01-18 11:25:47,058 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:25:47,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906213987] [2022-01-18 11:25:47,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:25:47,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:25:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:25:47,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:25:47,189 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:25:47,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906213987] [2022-01-18 11:25:47,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906213987] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:25:47,190 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:25:47,190 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-18 11:25:47,190 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610608009] [2022-01-18 11:25:47,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:25:47,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-18 11:25:47,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:25:47,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-18 11:25:47,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-01-18 11:25:47,191 INFO L87 Difference]: Start difference. First operand 191621 states and 786192 transitions. Second operand has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:25:49,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:25:49,224 INFO L93 Difference]: Finished difference Result 204235 states and 834417 transitions. [2022-01-18 11:25:49,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-18 11:25:49,224 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:25:49,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:25:50,285 INFO L225 Difference]: With dead ends: 204235 [2022-01-18 11:25:50,285 INFO L226 Difference]: Without dead ends: 201351 [2022-01-18 11:25:50,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-01-18 11:25:50,285 INFO L933 BasicCegarLoop]: 522 mSDtfsCounter, 418 mSDsluCounter, 2894 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 418 SdHoareTripleChecker+Valid, 3354 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:25:50,286 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [418 Valid, 3354 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:25:51,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201351 states. [2022-01-18 11:25:56,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201351 to 191764. [2022-01-18 11:25:56,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191764 states, 191763 states have (on average 4.101953974437196) internal successors, (786603), 191763 states have internal predecessors, (786603), 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) [2022-01-18 11:25:57,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191764 states to 191764 states and 786603 transitions. [2022-01-18 11:25:57,607 INFO L78 Accepts]: Start accepts. Automaton has 191764 states and 786603 transitions. Word has length 190 [2022-01-18 11:25:57,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:25:57,608 INFO L470 AbstractCegarLoop]: Abstraction has 191764 states and 786603 transitions. [2022-01-18 11:25:57,608 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:25:57,608 INFO L276 IsEmpty]: Start isEmpty. Operand 191764 states and 786603 transitions. [2022-01-18 11:25:59,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:25:59,025 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:25:59,025 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:25:59,025 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-18 11:25:59,025 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:25:59,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:25:59,026 INFO L85 PathProgramCache]: Analyzing trace with hash -1698764189, now seen corresponding path program 6 times [2022-01-18 11:25:59,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:25:59,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721107231] [2022-01-18 11:25:59,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:25:59,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:25:59,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:25:59,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:25:59,115 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:25:59,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721107231] [2022-01-18 11:25:59,116 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721107231] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:25:59,116 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:25:59,116 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-18 11:25:59,116 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181659850] [2022-01-18 11:25:59,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:25:59,116 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-18 11:25:59,116 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:25:59,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-18 11:25:59,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-01-18 11:25:59,117 INFO L87 Difference]: Start difference. First operand 191764 states and 786603 transitions. Second operand has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:26:01,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:26:01,057 INFO L93 Difference]: Finished difference Result 203523 states and 831653 transitions. [2022-01-18 11:26:01,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-18 11:26:01,057 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:26:01,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:26:02,095 INFO L225 Difference]: With dead ends: 203523 [2022-01-18 11:26:02,095 INFO L226 Difference]: Without dead ends: 199640 [2022-01-18 11:26:02,096 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2022-01-18 11:26:02,096 INFO L933 BasicCegarLoop]: 519 mSDtfsCounter, 375 mSDsluCounter, 2497 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 375 SdHoareTripleChecker+Valid, 2960 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:26:02,096 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [375 Valid, 2960 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:26:03,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199640 states. [2022-01-18 11:26:08,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199640 to 190768. [2022-01-18 11:26:09,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190768 states, 190767 states have (on average 4.103995974146472) internal successors, (782907), 190767 states have internal predecessors, (782907), 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) [2022-01-18 11:26:10,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190768 states to 190768 states and 782907 transitions. [2022-01-18 11:26:10,927 INFO L78 Accepts]: Start accepts. Automaton has 190768 states and 782907 transitions. Word has length 190 [2022-01-18 11:26:10,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:26:10,928 INFO L470 AbstractCegarLoop]: Abstraction has 190768 states and 782907 transitions. [2022-01-18 11:26:10,929 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:26:10,929 INFO L276 IsEmpty]: Start isEmpty. Operand 190768 states and 782907 transitions. [2022-01-18 11:26:12,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:26:12,894 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:26:12,894 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:26:12,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-18 11:26:12,895 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:26:12,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:26:12,895 INFO L85 PathProgramCache]: Analyzing trace with hash 740754689, now seen corresponding path program 1 times [2022-01-18 11:26:12,896 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:26:12,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931294231] [2022-01-18 11:26:12,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:26:12,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:26:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:26:13,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:26:13,030 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:26:13,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931294231] [2022-01-18 11:26:13,031 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931294231] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:26:13,031 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:26:13,031 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-18 11:26:13,031 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766884701] [2022-01-18 11:26:13,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:26:13,031 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-18 11:26:13,031 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:26:13,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-18 11:26:13,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:26:13,032 INFO L87 Difference]: Start difference. First operand 190768 states and 782907 transitions. Second operand has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 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) [2022-01-18 11:26:15,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:26:15,616 INFO L93 Difference]: Finished difference Result 256134 states and 1031490 transitions. [2022-01-18 11:26:15,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:26:15,617 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:26:15,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:26:17,683 INFO L225 Difference]: With dead ends: 256134 [2022-01-18 11:26:17,683 INFO L226 Difference]: Without dead ends: 256134 [2022-01-18 11:26:17,683 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-01-18 11:26:17,684 INFO L933 BasicCegarLoop]: 512 mSDtfsCounter, 402 mSDsluCounter, 795 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 402 SdHoareTripleChecker+Valid, 1285 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:26:17,684 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [402 Valid, 1285 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:26:18,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256134 states. [2022-01-18 11:26:23,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256134 to 194315. [2022-01-18 11:26:24,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194315 states, 194314 states have (on average 4.093554761880256) internal successors, (795435), 194314 states have internal predecessors, (795435), 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) [2022-01-18 11:26:25,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194315 states to 194315 states and 795435 transitions. [2022-01-18 11:26:25,783 INFO L78 Accepts]: Start accepts. Automaton has 194315 states and 795435 transitions. Word has length 190 [2022-01-18 11:26:25,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:26:25,784 INFO L470 AbstractCegarLoop]: Abstraction has 194315 states and 795435 transitions. [2022-01-18 11:26:25,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 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) [2022-01-18 11:26:25,784 INFO L276 IsEmpty]: Start isEmpty. Operand 194315 states and 795435 transitions. [2022-01-18 11:26:27,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:26:27,131 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:26:27,131 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:26:27,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-01-18 11:26:27,132 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:26:27,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:26:27,132 INFO L85 PathProgramCache]: Analyzing trace with hash 2036558535, now seen corresponding path program 1 times [2022-01-18 11:26:27,132 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:26:27,132 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980089064] [2022-01-18 11:26:27,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:26:27,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:26:27,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:26:27,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:26:27,238 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:26:27,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980089064] [2022-01-18 11:26:27,238 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980089064] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:26:27,238 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:26:27,238 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-18 11:26:27,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221875898] [2022-01-18 11:26:27,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:26:27,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-18 11:26:27,239 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:26:27,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-18 11:26:27,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-01-18 11:26:27,240 INFO L87 Difference]: Start difference. First operand 194315 states and 795435 transitions. Second operand has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:26:29,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:26:29,402 INFO L93 Difference]: Finished difference Result 222687 states and 900876 transitions. [2022-01-18 11:26:29,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-01-18 11:26:29,402 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:26:29,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:26:31,229 INFO L225 Difference]: With dead ends: 222687 [2022-01-18 11:26:31,229 INFO L226 Difference]: Without dead ends: 216948 [2022-01-18 11:26:31,229 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2022-01-18 11:26:31,230 INFO L933 BasicCegarLoop]: 576 mSDtfsCounter, 566 mSDsluCounter, 2704 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 566 SdHoareTripleChecker+Valid, 3216 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:26:31,230 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [566 Valid, 3216 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:26:31,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216948 states. [2022-01-18 11:26:36,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216948 to 194745. [2022-01-18 11:26:37,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194745 states, 194744 states have (on average 4.090678018321489) internal successors, (796635), 194744 states have internal predecessors, (796635), 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) [2022-01-18 11:26:38,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194745 states to 194745 states and 796635 transitions. [2022-01-18 11:26:38,771 INFO L78 Accepts]: Start accepts. Automaton has 194745 states and 796635 transitions. Word has length 190 [2022-01-18 11:26:38,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:26:38,772 INFO L470 AbstractCegarLoop]: Abstraction has 194745 states and 796635 transitions. [2022-01-18 11:26:38,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:26:38,772 INFO L276 IsEmpty]: Start isEmpty. Operand 194745 states and 796635 transitions. [2022-01-18 11:26:39,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:26:39,333 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:26:39,334 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:26:39,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-01-18 11:26:39,334 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:26:39,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:26:39,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1530485357, now seen corresponding path program 2 times [2022-01-18 11:26:39,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:26:39,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287698479] [2022-01-18 11:26:39,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:26:39,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:26:39,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:26:39,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:26:39,423 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:26:39,423 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287698479] [2022-01-18 11:26:39,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287698479] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:26:39,423 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:26:39,424 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-18 11:26:39,424 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241665565] [2022-01-18 11:26:39,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:26:39,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-18 11:26:39,424 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:26:39,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-18 11:26:39,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-01-18 11:26:39,425 INFO L87 Difference]: Start difference. First operand 194745 states and 796635 transitions. Second operand has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:26:41,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:26:41,451 INFO L93 Difference]: Finished difference Result 207067 states and 843740 transitions. [2022-01-18 11:26:41,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-18 11:26:41,451 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:26:41,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:26:43,182 INFO L225 Difference]: With dead ends: 207067 [2022-01-18 11:26:43,182 INFO L226 Difference]: Without dead ends: 204183 [2022-01-18 11:26:43,182 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2022-01-18 11:26:43,182 INFO L933 BasicCegarLoop]: 529 mSDtfsCounter, 364 mSDsluCounter, 2530 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 3005 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:26:43,183 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [364 Valid, 3005 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:26:43,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204183 states. [2022-01-18 11:26:49,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204183 to 194888. [2022-01-18 11:26:50,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194888 states, 194887 states have (on average 4.089785362799981) internal successors, (797046), 194887 states have internal predecessors, (797046), 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) [2022-01-18 11:26:52,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194888 states to 194888 states and 797046 transitions. [2022-01-18 11:26:52,485 INFO L78 Accepts]: Start accepts. Automaton has 194888 states and 797046 transitions. Word has length 190 [2022-01-18 11:26:52,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:26:52,485 INFO L470 AbstractCegarLoop]: Abstraction has 194888 states and 797046 transitions. [2022-01-18 11:26:52,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:26:52,485 INFO L276 IsEmpty]: Start isEmpty. Operand 194888 states and 797046 transitions. [2022-01-18 11:26:53,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:26:53,301 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:26:53,301 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:26:53,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-01-18 11:26:53,301 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:26:53,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:26:53,302 INFO L85 PathProgramCache]: Analyzing trace with hash 1039371821, now seen corresponding path program 3 times [2022-01-18 11:26:53,302 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:26:53,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603886354] [2022-01-18 11:26:53,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:26:53,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:26:53,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:26:53,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:26:53,398 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:26:53,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603886354] [2022-01-18 11:26:53,398 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603886354] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:26:53,398 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:26:53,398 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-18 11:26:53,398 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24899553] [2022-01-18 11:26:53,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:26:53,399 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-18 11:26:53,399 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:26:53,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-18 11:26:53,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-01-18 11:26:53,399 INFO L87 Difference]: Start difference. First operand 194888 states and 797046 transitions. Second operand has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:26:56,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:26:56,154 INFO L93 Difference]: Finished difference Result 206355 states and 840976 transitions. [2022-01-18 11:26:56,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-18 11:26:56,154 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:26:56,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:26:57,284 INFO L225 Difference]: With dead ends: 206355 [2022-01-18 11:26:57,284 INFO L226 Difference]: Without dead ends: 202615 [2022-01-18 11:26:57,284 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-01-18 11:26:57,285 INFO L933 BasicCegarLoop]: 530 mSDtfsCounter, 410 mSDsluCounter, 2929 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 410 SdHoareTripleChecker+Valid, 3394 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:26:57,285 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [410 Valid, 3394 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:26:57,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202615 states. [2022-01-18 11:27:02,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202615 to 194035. [2022-01-18 11:27:03,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194035 states, 194034 states have (on average 4.091571580238515) internal successors, (793904), 194034 states have internal predecessors, (793904), 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) [2022-01-18 11:27:04,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194035 states to 194035 states and 793904 transitions. [2022-01-18 11:27:04,830 INFO L78 Accepts]: Start accepts. Automaton has 194035 states and 793904 transitions. Word has length 190 [2022-01-18 11:27:04,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:27:04,830 INFO L470 AbstractCegarLoop]: Abstraction has 194035 states and 793904 transitions. [2022-01-18 11:27:04,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:27:04,831 INFO L276 IsEmpty]: Start isEmpty. Operand 194035 states and 793904 transitions. [2022-01-18 11:27:06,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:27:06,121 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:27:06,121 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:27:06,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-01-18 11:27:06,121 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:27:06,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:27:06,122 INFO L85 PathProgramCache]: Analyzing trace with hash -349619205, now seen corresponding path program 4 times [2022-01-18 11:27:06,122 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:27:06,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304590501] [2022-01-18 11:27:06,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:27:06,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:27:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:27:06,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:27:06,255 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:27:06,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304590501] [2022-01-18 11:27:06,256 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304590501] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:27:06,256 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:27:06,257 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-18 11:27:06,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882121076] [2022-01-18 11:27:06,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:27:06,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-18 11:27:06,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:27:06,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-18 11:27:06,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-01-18 11:27:06,258 INFO L87 Difference]: Start difference. First operand 194035 states and 793904 transitions. Second operand has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:27:08,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:27:08,389 INFO L93 Difference]: Finished difference Result 220830 states and 894288 transitions. [2022-01-18 11:27:08,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-01-18 11:27:08,390 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:27:08,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:27:09,523 INFO L225 Difference]: With dead ends: 220830 [2022-01-18 11:27:09,523 INFO L226 Difference]: Without dead ends: 217374 [2022-01-18 11:27:09,524 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2022-01-18 11:27:09,524 INFO L933 BasicCegarLoop]: 566 mSDtfsCounter, 577 mSDsluCounter, 3014 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 577 SdHoareTripleChecker+Valid, 3518 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:27:09,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [577 Valid, 3518 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:27:10,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217374 states. [2022-01-18 11:27:15,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217374 to 195465. [2022-01-18 11:27:16,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195465 states, 195464 states have (on average 4.088517578684566) internal successors, (799158), 195464 states have internal predecessors, (799158), 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) [2022-01-18 11:27:17,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195465 states to 195465 states and 799158 transitions. [2022-01-18 11:27:17,852 INFO L78 Accepts]: Start accepts. Automaton has 195465 states and 799158 transitions. Word has length 190 [2022-01-18 11:27:17,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:27:17,853 INFO L470 AbstractCegarLoop]: Abstraction has 195465 states and 799158 transitions. [2022-01-18 11:27:17,853 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:27:17,853 INFO L276 IsEmpty]: Start isEmpty. Operand 195465 states and 799158 transitions. [2022-01-18 11:27:18,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:27:18,459 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:27:18,459 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:27:18,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-01-18 11:27:18,459 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:27:18,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:27:18,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1653908515, now seen corresponding path program 5 times [2022-01-18 11:27:18,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:27:18,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305257524] [2022-01-18 11:27:18,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:27:18,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:27:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:27:18,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:27:18,557 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:27:18,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305257524] [2022-01-18 11:27:18,558 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305257524] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:27:18,558 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:27:18,558 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-18 11:27:18,558 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296640860] [2022-01-18 11:27:18,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:27:18,558 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-18 11:27:18,559 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:27:18,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-18 11:27:18,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-01-18 11:27:18,559 INFO L87 Difference]: Start difference. First operand 195465 states and 799158 transitions. Second operand has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:27:20,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:27:20,556 INFO L93 Difference]: Finished difference Result 207793 states and 846275 transitions. [2022-01-18 11:27:20,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-18 11:27:20,557 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:27:20,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:27:22,256 INFO L225 Difference]: With dead ends: 207793 [2022-01-18 11:27:22,257 INFO L226 Difference]: Without dead ends: 204909 [2022-01-18 11:27:22,257 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-01-18 11:27:22,257 INFO L933 BasicCegarLoop]: 526 mSDtfsCounter, 417 mSDsluCounter, 2905 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 417 SdHoareTripleChecker+Valid, 3369 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:27:22,257 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [417 Valid, 3369 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:27:22,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204909 states. [2022-01-18 11:27:28,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204909 to 195608. [2022-01-18 11:27:29,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195608 states, 195607 states have (on average 4.08762978830001) internal successors, (799569), 195607 states have internal predecessors, (799569), 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) [2022-01-18 11:27:31,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195608 states to 195608 states and 799569 transitions. [2022-01-18 11:27:31,588 INFO L78 Accepts]: Start accepts. Automaton has 195608 states and 799569 transitions. Word has length 190 [2022-01-18 11:27:31,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:27:31,605 INFO L470 AbstractCegarLoop]: Abstraction has 195608 states and 799569 transitions. [2022-01-18 11:27:31,605 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:27:31,605 INFO L276 IsEmpty]: Start isEmpty. Operand 195608 states and 799569 transitions. [2022-01-18 11:27:32,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:27:32,500 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:27:32,500 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:27:32,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-01-18 11:27:32,500 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:27:32,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:27:32,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1162794979, now seen corresponding path program 6 times [2022-01-18 11:27:32,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:27:32,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527817888] [2022-01-18 11:27:32,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:27:32,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:27:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:27:32,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:27:32,637 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:27:32,637 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527817888] [2022-01-18 11:27:32,637 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527817888] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:27:32,637 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:27:32,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-18 11:27:32,637 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237396598] [2022-01-18 11:27:32,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:27:32,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-18 11:27:32,638 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:27:32,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-18 11:27:32,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-01-18 11:27:32,638 INFO L87 Difference]: Start difference. First operand 195608 states and 799569 transitions. Second operand has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:27:34,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:27:34,694 INFO L93 Difference]: Finished difference Result 207081 states and 843511 transitions. [2022-01-18 11:27:34,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-18 11:27:34,695 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:27:34,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:27:36,429 INFO L225 Difference]: With dead ends: 207081 [2022-01-18 11:27:36,430 INFO L226 Difference]: Without dead ends: 203198 [2022-01-18 11:27:36,430 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2022-01-18 11:27:36,430 INFO L933 BasicCegarLoop]: 525 mSDtfsCounter, 373 mSDsluCounter, 2809 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 373 SdHoareTripleChecker+Valid, 3274 SdHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:27:36,431 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [373 Valid, 3274 Invalid, 184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:27:36,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203198 states. [2022-01-18 11:27:41,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203198 to 194612. [2022-01-18 11:27:42,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194612 states, 194611 states have (on average 4.0892344214869665) internal successors, (795810), 194611 states have internal predecessors, (795810), 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) [2022-01-18 11:27:43,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194612 states to 194612 states and 795810 transitions. [2022-01-18 11:27:43,767 INFO L78 Accepts]: Start accepts. Automaton has 194612 states and 795810 transitions. Word has length 190 [2022-01-18 11:27:43,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:27:43,767 INFO L470 AbstractCegarLoop]: Abstraction has 194612 states and 795810 transitions. [2022-01-18 11:27:43,767 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-01-18 11:27:43,767 INFO L276 IsEmpty]: Start isEmpty. Operand 194612 states and 795810 transitions. [2022-01-18 11:27:44,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:27:44,322 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:27:44,322 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:27:44,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-01-18 11:27:44,322 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:27:44,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:27:44,322 INFO L85 PathProgramCache]: Analyzing trace with hash 332001897, now seen corresponding path program 2 times [2022-01-18 11:27:44,323 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:27:44,323 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304759012] [2022-01-18 11:27:44,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:27:44,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:27:44,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:27:44,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:27:44,364 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:27:44,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304759012] [2022-01-18 11:27:44,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304759012] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:27:44,364 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:27:44,364 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-18 11:27:44,364 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95603544] [2022-01-18 11:27:44,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:27:44,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-18 11:27:44,365 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:27:44,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-18 11:27:44,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-18 11:27:44,366 INFO L87 Difference]: Start difference. First operand 194612 states and 795810 transitions. Second operand has 4 states, 4 states have (on average 47.5) internal successors, (190), 4 states have internal predecessors, (190), 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) [2022-01-18 11:27:47,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:27:47,329 INFO L93 Difference]: Finished difference Result 282667 states and 1135682 transitions. [2022-01-18 11:27:47,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:27:47,329 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 47.5) internal successors, (190), 4 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:27:47,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:27:49,691 INFO L225 Difference]: With dead ends: 282667 [2022-01-18 11:27:49,691 INFO L226 Difference]: Without dead ends: 281905 [2022-01-18 11:27:49,692 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:27:49,692 INFO L933 BasicCegarLoop]: 454 mSDtfsCounter, 381 mSDsluCounter, 669 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 1103 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:27:49,692 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [381 Valid, 1103 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:27:50,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281905 states. [2022-01-18 11:27:55,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281905 to 214565. [2022-01-18 11:27:57,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214565 states, 214564 states have (on average 4.105409108704163) internal successors, (880873), 214564 states have internal predecessors, (880873), 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) [2022-01-18 11:27:58,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214565 states to 214565 states and 880873 transitions. [2022-01-18 11:27:58,110 INFO L78 Accepts]: Start accepts. Automaton has 214565 states and 880873 transitions. Word has length 190 [2022-01-18 11:27:58,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:27:58,110 INFO L470 AbstractCegarLoop]: Abstraction has 214565 states and 880873 transitions. [2022-01-18 11:27:58,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 47.5) internal successors, (190), 4 states have internal predecessors, (190), 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) [2022-01-18 11:27:58,110 INFO L276 IsEmpty]: Start isEmpty. Operand 214565 states and 880873 transitions. [2022-01-18 11:27:59,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:27:59,590 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:27:59,590 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:27:59,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-01-18 11:27:59,590 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:27:59,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:27:59,591 INFO L85 PathProgramCache]: Analyzing trace with hash -287184247, now seen corresponding path program 2 times [2022-01-18 11:27:59,591 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:27:59,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571840823] [2022-01-18 11:27:59,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:27:59,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:27:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:27:59,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:27:59,665 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:27:59,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571840823] [2022-01-18 11:27:59,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571840823] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:27:59,665 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:27:59,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-18 11:27:59,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428331667] [2022-01-18 11:27:59,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:27:59,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-18 11:27:59,666 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:27:59,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-18 11:27:59,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:27:59,666 INFO L87 Difference]: Start difference. First operand 214565 states and 880873 transitions. Second operand has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 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) [2022-01-18 11:28:02,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:28:02,797 INFO L93 Difference]: Finished difference Result 284195 states and 1143226 transitions. [2022-01-18 11:28:02,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:28:02,815 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:28:02,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:28:06,149 INFO L225 Difference]: With dead ends: 284195 [2022-01-18 11:28:06,149 INFO L226 Difference]: Without dead ends: 280045 [2022-01-18 11:28:06,149 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:28:06,150 INFO L933 BasicCegarLoop]: 482 mSDtfsCounter, 363 mSDsluCounter, 801 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 1261 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:28:06,150 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [363 Valid, 1261 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:28:06,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280045 states. [2022-01-18 11:28:15,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280045 to 214727. [2022-01-18 11:28:15,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214727 states, 214726 states have (on average 4.104621703938974) internal successors, (881369), 214726 states have internal predecessors, (881369), 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) [2022-01-18 11:28:17,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214727 states to 214727 states and 881369 transitions. [2022-01-18 11:28:17,321 INFO L78 Accepts]: Start accepts. Automaton has 214727 states and 881369 transitions. Word has length 190 [2022-01-18 11:28:17,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:28:17,321 INFO L470 AbstractCegarLoop]: Abstraction has 214727 states and 881369 transitions. [2022-01-18 11:28:17,321 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 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) [2022-01-18 11:28:17,321 INFO L276 IsEmpty]: Start isEmpty. Operand 214727 states and 881369 transitions. [2022-01-18 11:28:17,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:28:17,992 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:28:17,993 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:28:17,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-01-18 11:28:17,993 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:28:17,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:28:17,993 INFO L85 PathProgramCache]: Analyzing trace with hash -553489659, now seen corresponding path program 3 times [2022-01-18 11:28:17,993 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:28:17,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40184326] [2022-01-18 11:28:17,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:28:17,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:28:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:28:18,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:28:18,046 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:28:18,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40184326] [2022-01-18 11:28:18,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40184326] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:28:18,046 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:28:18,046 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-18 11:28:18,046 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413634353] [2022-01-18 11:28:18,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:28:18,047 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-18 11:28:18,047 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:28:18,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-18 11:28:18,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:28:18,047 INFO L87 Difference]: Start difference. First operand 214727 states and 881369 transitions. Second operand has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 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) [2022-01-18 11:28:21,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:28:21,154 INFO L93 Difference]: Finished difference Result 281037 states and 1128236 transitions. [2022-01-18 11:28:21,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:28:21,155 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:28:21,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:28:22,648 INFO L225 Difference]: With dead ends: 281037 [2022-01-18 11:28:22,649 INFO L226 Difference]: Without dead ends: 277400 [2022-01-18 11:28:22,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:28:22,649 INFO L933 BasicCegarLoop]: 493 mSDtfsCounter, 355 mSDsluCounter, 695 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 355 SdHoareTripleChecker+Valid, 1168 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:28:22,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [355 Valid, 1168 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:28:23,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277400 states. [2022-01-18 11:28:29,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277400 to 217121. [2022-01-18 11:28:30,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217121 states, 217120 states have (on average 4.091028002947679) internal successors, (888244), 217120 states have internal predecessors, (888244), 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) [2022-01-18 11:28:31,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217121 states to 217121 states and 888244 transitions. [2022-01-18 11:28:31,802 INFO L78 Accepts]: Start accepts. Automaton has 217121 states and 888244 transitions. Word has length 190 [2022-01-18 11:28:31,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:28:31,803 INFO L470 AbstractCegarLoop]: Abstraction has 217121 states and 888244 transitions. [2022-01-18 11:28:31,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 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) [2022-01-18 11:28:31,803 INFO L276 IsEmpty]: Start isEmpty. Operand 217121 states and 888244 transitions. [2022-01-18 11:28:33,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:28:33,267 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:28:33,267 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:28:33,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-01-18 11:28:33,267 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:28:33,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:28:33,268 INFO L85 PathProgramCache]: Analyzing trace with hash 1799753967, now seen corresponding path program 1 times [2022-01-18 11:28:33,268 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:28:33,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918300302] [2022-01-18 11:28:33,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:28:33,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:28:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:28:33,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:28:33,867 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:28:33,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918300302] [2022-01-18 11:28:33,867 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918300302] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:28:33,867 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:28:33,867 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-01-18 11:28:33,867 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035419530] [2022-01-18 11:28:33,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:28:33,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-01-18 11:28:33,868 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:28:33,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-01-18 11:28:33,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=492, Unknown=0, NotChecked=0, Total=552 [2022-01-18 11:28:33,868 INFO L87 Difference]: Start difference. First operand 217121 states and 888244 transitions. Second operand has 24 states, 24 states have (on average 7.916666666666667) internal successors, (190), 24 states have internal predecessors, (190), 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) [2022-01-18 11:28:42,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:28:42,966 INFO L93 Difference]: Finished difference Result 674398 states and 2745947 transitions. [2022-01-18 11:28:42,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-01-18 11:28:42,967 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 7.916666666666667) internal successors, (190), 24 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:28:42,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:28:48,220 INFO L225 Difference]: With dead ends: 674398 [2022-01-18 11:28:48,220 INFO L226 Difference]: Without dead ends: 674152 [2022-01-18 11:28:48,221 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 442 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=682, Invalid=2180, Unknown=0, NotChecked=0, Total=2862 [2022-01-18 11:28:48,221 INFO L933 BasicCegarLoop]: 395 mSDtfsCounter, 4158 mSDsluCounter, 4638 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4158 SdHoareTripleChecker+Valid, 4915 SdHoareTripleChecker+Invalid, 989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-01-18 11:28:48,221 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4158 Valid, 4915 Invalid, 989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-01-18 11:28:50,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 674152 states. [2022-01-18 11:29:10,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 674152 to 323863. [2022-01-18 11:29:11,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323863 states, 323862 states have (on average 4.1174512601046125) internal successors, (1333486), 323862 states have internal predecessors, (1333486), 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) [2022-01-18 11:29:14,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323863 states to 323863 states and 1333486 transitions. [2022-01-18 11:29:14,719 INFO L78 Accepts]: Start accepts. Automaton has 323863 states and 1333486 transitions. Word has length 190 [2022-01-18 11:29:14,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:29:14,719 INFO L470 AbstractCegarLoop]: Abstraction has 323863 states and 1333486 transitions. [2022-01-18 11:29:14,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 7.916666666666667) internal successors, (190), 24 states have internal predecessors, (190), 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) [2022-01-18 11:29:14,719 INFO L276 IsEmpty]: Start isEmpty. Operand 323863 states and 1333486 transitions. [2022-01-18 11:29:15,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:29:15,760 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:29:15,761 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:29:15,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-01-18 11:29:15,761 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:29:15,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:29:15,761 INFO L85 PathProgramCache]: Analyzing trace with hash 340760945, now seen corresponding path program 2 times [2022-01-18 11:29:15,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:29:15,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763852788] [2022-01-18 11:29:15,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:29:15,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:29:16,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:29:17,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:29:17,064 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:29:17,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763852788] [2022-01-18 11:29:17,064 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763852788] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:29:17,064 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:29:17,064 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2022-01-18 11:29:17,064 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103287069] [2022-01-18 11:29:17,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:29:17,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-01-18 11:29:17,065 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:29:17,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-01-18 11:29:17,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=633, Unknown=0, NotChecked=0, Total=702 [2022-01-18 11:29:17,066 INFO L87 Difference]: Start difference. First operand 323863 states and 1333486 transitions. Second operand has 27 states, 27 states have (on average 7.037037037037037) internal successors, (190), 27 states have internal predecessors, (190), 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) [2022-01-18 11:29:30,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:29:30,559 INFO L93 Difference]: Finished difference Result 1006531 states and 4112081 transitions. [2022-01-18 11:29:30,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-01-18 11:29:30,560 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 7.037037037037037) internal successors, (190), 27 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:29:30,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:29:43,888 INFO L225 Difference]: With dead ends: 1006531 [2022-01-18 11:29:43,888 INFO L226 Difference]: Without dead ends: 1004119 [2022-01-18 11:29:43,889 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 403 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=592, Invalid=2270, Unknown=0, NotChecked=0, Total=2862 [2022-01-18 11:29:43,889 INFO L933 BasicCegarLoop]: 387 mSDtfsCounter, 4631 mSDsluCounter, 6451 mSDsCounter, 0 mSdLazyCounter, 1305 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4631 SdHoareTripleChecker+Valid, 6678 SdHoareTripleChecker+Invalid, 1324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 1305 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-01-18 11:29:43,889 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4631 Valid, 6678 Invalid, 1324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 1305 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-01-18 11:29:47,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1004119 states. [2022-01-18 11:30:15,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1004119 to 474660. [2022-01-18 11:30:16,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 474660 states, 474659 states have (on average 4.111326236308592) internal successors, (1951478), 474659 states have internal predecessors, (1951478), 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) [2022-01-18 11:30:20,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474660 states to 474660 states and 1951478 transitions. [2022-01-18 11:30:20,025 INFO L78 Accepts]: Start accepts. Automaton has 474660 states and 1951478 transitions. Word has length 190 [2022-01-18 11:30:20,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:30:20,025 INFO L470 AbstractCegarLoop]: Abstraction has 474660 states and 1951478 transitions. [2022-01-18 11:30:20,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 7.037037037037037) internal successors, (190), 27 states have internal predecessors, (190), 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) [2022-01-18 11:30:20,026 INFO L276 IsEmpty]: Start isEmpty. Operand 474660 states and 1951478 transitions. [2022-01-18 11:30:22,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:30:22,408 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:30:22,408 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:30:22,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-01-18 11:30:22,408 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:30:22,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:30:22,409 INFO L85 PathProgramCache]: Analyzing trace with hash 395132211, now seen corresponding path program 1 times [2022-01-18 11:30:22,409 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:30:22,409 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93906913] [2022-01-18 11:30:22,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:30:22,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:30:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:30:22,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:30:22,456 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:30:22,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93906913] [2022-01-18 11:30:22,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93906913] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:30:22,457 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:30:22,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-18 11:30:22,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146138425] [2022-01-18 11:30:22,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:30:22,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-18 11:30:22,459 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:30:22,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-18 11:30:22,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-18 11:30:22,460 INFO L87 Difference]: Start difference. First operand 474660 states and 1951478 transitions. Second operand has 4 states, 4 states have (on average 47.5) internal successors, (190), 4 states have internal predecessors, (190), 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) [2022-01-18 11:30:31,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:30:31,055 INFO L93 Difference]: Finished difference Result 575941 states and 2328784 transitions. [2022-01-18 11:30:31,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:30:31,055 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 47.5) internal successors, (190), 4 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:30:31,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:30:38,058 INFO L225 Difference]: With dead ends: 575941 [2022-01-18 11:30:38,058 INFO L226 Difference]: Without dead ends: 573655 [2022-01-18 11:30:38,058 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:30:38,059 INFO L933 BasicCegarLoop]: 517 mSDtfsCounter, 321 mSDsluCounter, 700 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 1199 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:30:38,059 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [321 Valid, 1199 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:30:40,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573655 states. [2022-01-18 11:30:57,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573655 to 474429. [2022-01-18 11:30:58,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 474429 states, 474428 states have (on average 4.110530997327308) internal successors, (1950151), 474428 states have internal predecessors, (1950151), 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) [2022-01-18 11:31:02,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474429 states to 474429 states and 1950151 transitions. [2022-01-18 11:31:02,791 INFO L78 Accepts]: Start accepts. Automaton has 474429 states and 1950151 transitions. Word has length 190 [2022-01-18 11:31:02,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:31:02,791 INFO L470 AbstractCegarLoop]: Abstraction has 474429 states and 1950151 transitions. [2022-01-18 11:31:02,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 47.5) internal successors, (190), 4 states have internal predecessors, (190), 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) [2022-01-18 11:31:02,791 INFO L276 IsEmpty]: Start isEmpty. Operand 474429 states and 1950151 transitions. [2022-01-18 11:31:05,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:31:05,129 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:31:05,129 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:31:05,129 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-01-18 11:31:05,129 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:31:05,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:31:05,129 INFO L85 PathProgramCache]: Analyzing trace with hash 757248275, now seen corresponding path program 1 times [2022-01-18 11:31:05,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:31:05,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861074610] [2022-01-18 11:31:05,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:31:05,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:31:05,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:31:05,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:31:05,188 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:31:05,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861074610] [2022-01-18 11:31:05,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861074610] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:31:05,189 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:31:05,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-18 11:31:05,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453794826] [2022-01-18 11:31:05,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:31:05,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-18 11:31:05,189 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:31:05,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-18 11:31:05,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:31:05,190 INFO L87 Difference]: Start difference. First operand 474429 states and 1950151 transitions. Second operand has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 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) [2022-01-18 11:31:13,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:31:13,339 INFO L93 Difference]: Finished difference Result 539225 states and 2193951 transitions. [2022-01-18 11:31:13,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:31:13,340 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:31:13,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:31:20,249 INFO L225 Difference]: With dead ends: 539225 [2022-01-18 11:31:20,249 INFO L226 Difference]: Without dead ends: 537701 [2022-01-18 11:31:20,250 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-01-18 11:31:20,250 INFO L933 BasicCegarLoop]: 523 mSDtfsCounter, 342 mSDsluCounter, 793 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 342 SdHoareTripleChecker+Valid, 1295 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:31:20,250 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [342 Valid, 1295 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:31:21,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537701 states. [2022-01-18 11:31:37,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537701 to 474713. [2022-01-18 11:31:39,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 474713 states, 474712 states have (on average 4.1099024250492935) internal successors, (1951020), 474712 states have internal predecessors, (1951020), 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) [2022-01-18 11:31:42,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474713 states to 474713 states and 1951020 transitions. [2022-01-18 11:31:42,998 INFO L78 Accepts]: Start accepts. Automaton has 474713 states and 1951020 transitions. Word has length 190 [2022-01-18 11:31:42,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:31:42,999 INFO L470 AbstractCegarLoop]: Abstraction has 474713 states and 1951020 transitions. [2022-01-18 11:31:42,999 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 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) [2022-01-18 11:31:42,999 INFO L276 IsEmpty]: Start isEmpty. Operand 474713 states and 1951020 transitions. [2022-01-18 11:31:45,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-01-18 11:31:45,398 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:31:45,398 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:31:45,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-01-18 11:31:45,398 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:31:45,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:31:45,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1746279195, now seen corresponding path program 2 times [2022-01-18 11:31:45,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:31:45,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554276147] [2022-01-18 11:31:45,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:31:45,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:31:45,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:31:45,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:31:45,438 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:31:45,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554276147] [2022-01-18 11:31:45,438 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554276147] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:31:45,438 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:31:45,438 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-18 11:31:45,438 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470099841] [2022-01-18 11:31:45,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:31:45,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-18 11:31:45,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:31:45,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-18 11:31:45,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-18 11:31:45,440 INFO L87 Difference]: Start difference. First operand 474713 states and 1951020 transitions. Second operand has 4 states, 4 states have (on average 47.5) internal successors, (190), 4 states have internal predecessors, (190), 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) [2022-01-18 11:31:54,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:31:54,106 INFO L93 Difference]: Finished difference Result 607891 states and 2456700 transitions. [2022-01-18 11:31:54,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:31:54,106 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 47.5) internal successors, (190), 4 states have internal predecessors, (190), 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) Word has length 190 [2022-01-18 11:31:54,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:32:01,993 INFO L225 Difference]: With dead ends: 607891 [2022-01-18 11:32:01,993 INFO L226 Difference]: Without dead ends: 607011 [2022-01-18 11:32:01,993 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:32:01,994 INFO L933 BasicCegarLoop]: 442 mSDtfsCounter, 373 mSDsluCounter, 641 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 373 SdHoareTripleChecker+Valid, 1066 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:32:01,994 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [373 Valid, 1066 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:32:03,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607011 states. [2022-01-18 11:32:21,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607011 to 514868. [2022-01-18 11:32:23,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 514868 states, 514867 states have (on average 4.093630005418875) internal successors, (2107675), 514867 states have internal predecessors, (2107675), 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) Received shutdown request... [2022-01-18 11:32:25,495 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2022-01-18 11:32:25,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-01-18 11:32:25,496 WARN L594 AbstractCegarLoop]: Verification canceled: while ReachableStatesComputation was computing reachable states (250693 states constructed, input type DoubleDeckerAutomaton). [2022-01-18 11:32:25,497 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-01-18 11:32:25,497 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-01-18 11:32:25,497 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-01-18 11:32:25,499 INFO L732 BasicCegarLoop]: Path program histogram: [6, 6, 3, 2, 2, 2, 1, 1, 1, 1, 1] [2022-01-18 11:32:25,500 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-18 11:32:25,500 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-18 11:32:25,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.01 11:32:25 BasicIcfg [2022-01-18 11:32:25,501 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-18 11:32:25,502 INFO L158 Benchmark]: Toolchain (without parser) took 524982.57ms. Allocated memory was 375.4MB in the beginning and 16.0GB in the end (delta: 15.6GB). Free memory was 321.2MB in the beginning and 9.4GB in the end (delta: -9.1GB). Peak memory consumption was 8.6GB. Max. memory is 16.0GB. [2022-01-18 11:32:25,502 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 375.4MB. Free memory is still 337.5MB. There was no memory consumed. Max. memory is 16.0GB. [2022-01-18 11:32:25,502 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.30ms. Allocated memory was 375.4MB in the beginning and 450.9MB in the end (delta: 75.5MB). Free memory was 321.1MB in the beginning and 423.8MB in the end (delta: -102.7MB). Peak memory consumption was 6.4MB. Max. memory is 16.0GB. [2022-01-18 11:32:25,502 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.16ms. Allocated memory is still 450.9MB. Free memory was 422.7MB in the beginning and 420.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-18 11:32:25,502 INFO L158 Benchmark]: Boogie Preprocessor took 31.74ms. Allocated memory is still 450.9MB. Free memory was 420.6MB in the beginning and 418.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-18 11:32:25,502 INFO L158 Benchmark]: RCFGBuilder took 589.16ms. Allocated memory is still 450.9MB. Free memory was 418.5MB in the beginning and 395.5MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.0GB. [2022-01-18 11:32:25,503 INFO L158 Benchmark]: TraceAbstraction took 524061.90ms. Allocated memory was 450.9MB in the beginning and 16.0GB in the end (delta: 15.6GB). Free memory was 395.5MB in the beginning and 9.4GB in the end (delta: -9.0GB). Peak memory consumption was 8.6GB. Max. memory is 16.0GB. [2022-01-18 11:32:25,504 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 375.4MB. Free memory is still 337.5MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 260.30ms. Allocated memory was 375.4MB in the beginning and 450.9MB in the end (delta: 75.5MB). Free memory was 321.1MB in the beginning and 423.8MB in the end (delta: -102.7MB). Peak memory consumption was 6.4MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 35.16ms. Allocated memory is still 450.9MB. Free memory was 422.7MB in the beginning and 420.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 31.74ms. Allocated memory is still 450.9MB. Free memory was 420.6MB in the beginning and 418.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 589.16ms. Allocated memory is still 450.9MB. Free memory was 418.5MB in the beginning and 395.5MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.0GB. * TraceAbstraction took 524061.90ms. Allocated memory was 450.9MB in the beginning and 16.0GB in the end (delta: 15.6GB). Free memory was 395.5MB in the beginning and 9.4GB in the end (delta: -9.0GB). Peak memory consumption was 8.6GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 129]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while ReachableStatesComputation was computing reachable states (250693 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 121]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while ReachableStatesComputation was computing reachable states (250693 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 120]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while ReachableStatesComputation was computing reachable states (250693 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 122]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while ReachableStatesComputation was computing reachable states (250693 states constructed, input type DoubleDeckerAutomaton). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 411 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 523.9s, OverallIterations: 26, TraceHistogramMax: 1, PathProgramHistogramMax: 6, EmptinessCheckTime: 30.5s, AutomataDifference: 172.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 4.5s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17502 SdHoareTripleChecker+Valid, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17502 mSDsluCounter, 61432 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 49950 mSDsCounter, 74 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5231 IncrementalHoareTripleChecker+Invalid, 5305 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 74 mSolverCounterUnsat, 12641 mSDtfsCounter, 5231 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 382 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 277 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1079 ImplicationChecksByTransitivity, 4.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=474713occurred in iteration=25, InterpolantAutomatonStates: 261, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 310.9s AutomataMinimizationTime, 26 MinimizatonAttempts, 1599954 StatesRemovedByMinimization, 24 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 4931 NumberOfCodeBlocks, 4931 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 4905 ConstructedInterpolants, 0 QuantifiedInterpolants, 12319 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 26 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown