/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -i ../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-26 14:51:55,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-26 14:51:55,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-26 14:51:55,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-26 14:51:55,661 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-26 14:51:55,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-26 14:51:55,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-26 14:51:55,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-26 14:51:55,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-26 14:51:55,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-26 14:51:55,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-26 14:51:55,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-26 14:51:55,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-26 14:51:55,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-26 14:51:55,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-26 14:51:55,677 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-26 14:51:55,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-26 14:51:55,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-26 14:51:55,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-26 14:51:55,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-26 14:51:55,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-26 14:51:55,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-26 14:51:55,692 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-26 14:51:55,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-26 14:51:55,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-26 14:51:55,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-26 14:51:55,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-26 14:51:55,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-26 14:51:55,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-26 14:51:55,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-26 14:51:55,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-26 14:51:55,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-26 14:51:55,715 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-26 14:51:55,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-26 14:51:55,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-26 14:51:55,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-26 14:51:55,719 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.epf [2021-01-26 14:51:55,776 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-26 14:51:55,777 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-26 14:51:55,779 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-26 14:51:55,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-26 14:51:55,779 INFO L138 SettingsManager]: * Use SBE=true [2021-01-26 14:51:55,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-26 14:51:55,780 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-26 14:51:55,780 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-26 14:51:55,780 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-26 14:51:55,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-26 14:51:55,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-26 14:51:55,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-26 14:51:55,783 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-26 14:51:55,783 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-26 14:51:55,783 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-26 14:51:55,783 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-26 14:51:55,783 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-26 14:51:55,784 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-26 14:51:55,784 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-26 14:51:55,784 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-26 14:51:55,784 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-26 14:51:55,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 14:51:55,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-26 14:51:55,785 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-26 14:51:55,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-26 14:51:55,786 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-26 14:51:55,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-26 14:51:55,786 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-26 14:51:55,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-26 14:51:55,787 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-26 14:51:55,787 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-26 14:51:56,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-26 14:51:56,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-26 14:51:56,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-26 14:51:56,175 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-26 14:51:56,179 INFO L275 PluginConnector]: CDTParser initialized [2021-01-26 14:51:56,180 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i [2021-01-26 14:51:56,268 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b58202c3/31da99e01d08427e93cf5d3f9fcd9589/FLAGe743df033 [2021-01-26 14:51:56,909 INFO L306 CDTParser]: Found 1 translation units. [2021-01-26 14:51:56,910 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i [2021-01-26 14:51:56,932 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b58202c3/31da99e01d08427e93cf5d3f9fcd9589/FLAGe743df033 [2021-01-26 14:51:57,205 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b58202c3/31da99e01d08427e93cf5d3f9fcd9589 [2021-01-26 14:51:57,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-26 14:51:57,220 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-26 14:51:57,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-26 14:51:57,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-26 14:51:57,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-26 14:51:57,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 02:51:57" (1/1) ... [2021-01-26 14:51:57,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53c7e068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:51:57, skipping insertion in model container [2021-01-26 14:51:57,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 02:51:57" (1/1) ... [2021-01-26 14:51:57,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-26 14:51:57,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-26 14:51:57,452 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-01-26 14:51:57,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 14:51:57,615 INFO L203 MainTranslator]: Completed pre-run [2021-01-26 14:51:57,633 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-01-26 14:51:57,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 14:51:57,747 INFO L208 MainTranslator]: Completed translation [2021-01-26 14:51:57,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:51:57 WrapperNode [2021-01-26 14:51:57,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-26 14:51:57,749 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-26 14:51:57,749 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-26 14:51:57,749 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-26 14:51:57,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:51:57" (1/1) ... [2021-01-26 14:51:57,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:51:57" (1/1) ... [2021-01-26 14:51:57,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-26 14:51:57,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-26 14:51:57,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-26 14:51:57,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-26 14:51:57,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:51:57" (1/1) ... [2021-01-26 14:51:57,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:51:57" (1/1) ... [2021-01-26 14:51:57,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:51:57" (1/1) ... [2021-01-26 14:51:57,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:51:57" (1/1) ... [2021-01-26 14:51:57,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:51:57" (1/1) ... [2021-01-26 14:51:57,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:51:57" (1/1) ... [2021-01-26 14:51:57,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:51:57" (1/1) ... [2021-01-26 14:51:57,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-26 14:51:57,874 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-26 14:51:57,875 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-26 14:51:57,875 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-26 14:51:57,876 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:51:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 14:51:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-26 14:51:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-26 14:51:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-26 14:51:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2021-01-26 14:51:57,977 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2021-01-26 14:51:57,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-26 14:51:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-26 14:51:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-26 14:51:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-26 14:51:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-26 14:51:57,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-26 14:51:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2021-01-26 14:51:57,980 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2021-01-26 14:51:57,982 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-26 14:51:58,658 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-26 14:51:58,659 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2021-01-26 14:51:58,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 02:51:58 BoogieIcfgContainer [2021-01-26 14:51:58,662 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-26 14:51:58,666 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-26 14:51:58,666 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-26 14:51:58,670 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-26 14:51:58,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 02:51:57" (1/3) ... [2021-01-26 14:51:58,672 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47190a39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 02:51:58, skipping insertion in model container [2021-01-26 14:51:58,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:51:57" (2/3) ... [2021-01-26 14:51:58,672 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47190a39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 02:51:58, skipping insertion in model container [2021-01-26 14:51:58,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 02:51:58" (3/3) ... [2021-01-26 14:51:58,674 INFO L111 eAbstractionObserver]: Analyzing ICFG read_write_lock-1.i [2021-01-26 14:51:58,690 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-26 14:51:58,690 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-26 14:51:58,694 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-26 14:51:58,696 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-26 14:51:58,748 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,749 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,749 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,749 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,749 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,749 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,749 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,750 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,750 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,751 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,751 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,751 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,751 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,751 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,752 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,752 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,752 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,752 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,753 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,753 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,753 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,753 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,755 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,755 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,755 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,755 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,756 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,756 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,756 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,756 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,756 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,757 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,757 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,758 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,758 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,758 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,759 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,759 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,760 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,760 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,761 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,761 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,762 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,762 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,762 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,762 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,762 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,762 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,763 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,763 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,763 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,763 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,763 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,764 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,764 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,764 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,764 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,764 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,765 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,765 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,765 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,765 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,765 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,766 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,766 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,767 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,767 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,767 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,767 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,768 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,768 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,768 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,768 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,768 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,768 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,769 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,770 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,770 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,771 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,771 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,771 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,772 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,772 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,772 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,773 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,773 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,773 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,773 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,773 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,774 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,774 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,774 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,774 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,774 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,775 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,775 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,776 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,777 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,777 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,781 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,783 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,783 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,783 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,789 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,790 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,790 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,791 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,791 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,791 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,791 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,792 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,792 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,792 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,792 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,792 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,793 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,796 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,797 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,797 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,797 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,797 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,797 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,801 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,801 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,802 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,802 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,802 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,802 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,802 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,803 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,803 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,803 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,803 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,810 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,810 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,811 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,811 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,811 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,811 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,813 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,813 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,813 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,813 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,814 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,814 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,814 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,815 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,815 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,815 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,815 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:51:58,842 INFO L149 ThreadInstanceAdder]: Constructed 16 joinOtherThreadTransitions. [2021-01-26 14:51:58,857 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-01-26 14:51:58,896 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-26 14:51:58,897 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-26 14:51:58,897 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-26 14:51:58,897 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-26 14:51:58,897 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-26 14:51:58,897 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-26 14:51:58,897 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-26 14:51:58,897 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-26 14:51:58,922 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 113 places, 116 transitions, 300 flow [2021-01-26 14:52:07,681 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 65114 states, 65110 states have (on average 4.257809860236523) internal successors, (277226), 65113 states have internal predecessors, (277226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:07,823 INFO L276 IsEmpty]: Start isEmpty. Operand has 65114 states, 65110 states have (on average 4.257809860236523) internal successors, (277226), 65113 states have internal predecessors, (277226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:08,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-01-26 14:52:08,006 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:52:08,010 INFO L504 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] [2021-01-26 14:52:08,011 INFO L429 AbstractCegarLoop]: === Iteration 1 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-26 14:52:08,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:52:08,031 INFO L82 PathProgramCache]: Analyzing trace with hash -1982797929, now seen corresponding path program 1 times [2021-01-26 14:52:08,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:52:08,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32840894] [2021-01-26 14:52:08,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:52:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:52:08,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:52:08,431 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32840894] [2021-01-26 14:52:08,436 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 14:52:08,436 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-26 14:52:08,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9733159] [2021-01-26 14:52:08,442 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-26 14:52:08,443 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:52:08,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-26 14:52:08,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-26 14:52:08,557 INFO L87 Difference]: Start difference. First operand has 65114 states, 65110 states have (on average 4.257809860236523) internal successors, (277226), 65113 states have internal predecessors, (277226), 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 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:10,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:52:10,729 INFO L93 Difference]: Finished difference Result 129290 states and 511912 transitions. [2021-01-26 14:52:10,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-26 14:52:10,732 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 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 33 [2021-01-26 14:52:10,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:52:11,898 INFO L225 Difference]: With dead ends: 129290 [2021-01-26 14:52:11,899 INFO L226 Difference]: Without dead ends: 104980 [2021-01-26 14:52:11,900 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-01-26 14:52:11,901 INFO L78 Accepts]: Start accepts. Automaton has 104980 states. Word has length 33 [2021-01-26 14:52:11,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:52:11,902 INFO L481 AbstractCegarLoop]: Abstraction has 104980 states. [2021-01-26 14:52:11,902 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:11,902 INFO L276 IsEmpty]: Start isEmpty. Operand 104980 states. [2021-01-26 14:52:11,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-01-26 14:52:11,918 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:52:11,918 INFO L504 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] [2021-01-26 14:52:11,919 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-26 14:52:11,919 INFO L429 AbstractCegarLoop]: === Iteration 2 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-26 14:52:11,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:52:11,920 INFO L82 PathProgramCache]: Analyzing trace with hash -1218576238, now seen corresponding path program 1 times [2021-01-26 14:52:11,920 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:52:11,920 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027969777] [2021-01-26 14:52:11,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:52:11,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:52:12,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:52:12,096 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027969777] [2021-01-26 14:52:12,097 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 14:52:12,097 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-26 14:52:12,097 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260881637] [2021-01-26 14:52:12,099 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-26 14:52:12,099 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:52:12,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-26 14:52:12,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-26 14:52:12,103 INFO L87 Difference]: Start difference. First operand 104980 states. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:13,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:52:13,676 INFO L93 Difference]: Finished difference Result 142282 states and 537309 transitions. [2021-01-26 14:52:13,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-26 14:52:13,676 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 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 36 [2021-01-26 14:52:13,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:52:14,884 INFO L225 Difference]: With dead ends: 142282 [2021-01-26 14:52:14,885 INFO L226 Difference]: Without dead ends: 141322 [2021-01-26 14:52:14,886 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-26 14:52:14,886 INFO L78 Accepts]: Start accepts. Automaton has 141322 states. Word has length 36 [2021-01-26 14:52:14,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:52:14,886 INFO L481 AbstractCegarLoop]: Abstraction has 141322 states. [2021-01-26 14:52:14,887 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:14,887 INFO L276 IsEmpty]: Start isEmpty. Operand 141322 states. [2021-01-26 14:52:14,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-01-26 14:52:14,899 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:52:14,900 INFO L504 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] [2021-01-26 14:52:14,900 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-26 14:52:14,900 INFO L429 AbstractCegarLoop]: === Iteration 3 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-26 14:52:14,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:52:14,901 INFO L82 PathProgramCache]: Analyzing trace with hash -560099856, now seen corresponding path program 2 times [2021-01-26 14:52:14,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:52:14,902 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867254011] [2021-01-26 14:52:14,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:52:14,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:52:15,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:52:15,026 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867254011] [2021-01-26 14:52:15,027 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 14:52:15,027 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-26 14:52:15,027 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386259957] [2021-01-26 14:52:15,028 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-26 14:52:15,028 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:52:15,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-26 14:52:15,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-26 14:52:15,031 INFO L87 Difference]: Start difference. First operand 141322 states. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:15,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:52:15,391 INFO L93 Difference]: Finished difference Result 63346 states and 228032 transitions. [2021-01-26 14:52:15,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-26 14:52:15,392 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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 36 [2021-01-26 14:52:15,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:52:15,558 INFO L225 Difference]: With dead ends: 63346 [2021-01-26 14:52:15,559 INFO L226 Difference]: Without dead ends: 62194 [2021-01-26 14:52:15,559 INFO L769 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 [2021-01-26 14:52:15,559 INFO L78 Accepts]: Start accepts. Automaton has 62194 states. Word has length 36 [2021-01-26 14:52:15,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:52:15,560 INFO L481 AbstractCegarLoop]: Abstraction has 62194 states. [2021-01-26 14:52:15,560 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:15,560 INFO L276 IsEmpty]: Start isEmpty. Operand 62194 states. [2021-01-26 14:52:15,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-01-26 14:52:15,575 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:52:15,575 INFO L504 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] [2021-01-26 14:52:15,576 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-26 14:52:15,576 INFO L429 AbstractCegarLoop]: === Iteration 4 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-26 14:52:15,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:52:15,577 INFO L82 PathProgramCache]: Analyzing trace with hash 163150990, now seen corresponding path program 1 times [2021-01-26 14:52:15,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:52:15,577 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484849737] [2021-01-26 14:52:15,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:52:15,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:52:15,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:52:15,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484849737] [2021-01-26 14:52:15,653 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 14:52:15,653 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-26 14:52:15,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950959908] [2021-01-26 14:52:15,654 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-26 14:52:15,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:52:15,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-26 14:52:15,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-26 14:52:15,655 INFO L87 Difference]: Start difference. First operand 62194 states. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:16,280 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2021-01-26 14:52:16,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:52:16,721 INFO L93 Difference]: Finished difference Result 55546 states and 196648 transitions. [2021-01-26 14:52:16,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-26 14:52:16,721 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 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 39 [2021-01-26 14:52:16,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:52:16,817 INFO L225 Difference]: With dead ends: 55546 [2021-01-26 14:52:16,818 INFO L226 Difference]: Without dead ends: 42184 [2021-01-26 14:52:16,818 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-01-26 14:52:16,818 INFO L78 Accepts]: Start accepts. Automaton has 42184 states. Word has length 39 [2021-01-26 14:52:16,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:52:16,820 INFO L481 AbstractCegarLoop]: Abstraction has 42184 states. [2021-01-26 14:52:16,820 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:16,820 INFO L276 IsEmpty]: Start isEmpty. Operand 42184 states. [2021-01-26 14:52:16,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-01-26 14:52:16,841 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:52:16,841 INFO L504 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] [2021-01-26 14:52:16,842 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-26 14:52:16,842 INFO L429 AbstractCegarLoop]: === Iteration 5 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-26 14:52:16,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:52:16,843 INFO L82 PathProgramCache]: Analyzing trace with hash -1260740696, now seen corresponding path program 1 times [2021-01-26 14:52:16,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:52:16,843 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744350780] [2021-01-26 14:52:16,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:52:16,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:52:16,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:52:16,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744350780] [2021-01-26 14:52:16,909 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 14:52:16,909 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-26 14:52:16,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804904619] [2021-01-26 14:52:16,909 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-26 14:52:16,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:52:16,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-26 14:52:16,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-26 14:52:16,911 INFO L87 Difference]: Start difference. First operand 42184 states. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:17,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:52:17,726 INFO L93 Difference]: Finished difference Result 38776 states and 136407 transitions. [2021-01-26 14:52:17,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-26 14:52:17,727 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 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 44 [2021-01-26 14:52:17,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:52:17,903 INFO L225 Difference]: With dead ends: 38776 [2021-01-26 14:52:17,908 INFO L226 Difference]: Without dead ends: 36229 [2021-01-26 14:52:17,909 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-26 14:52:17,909 INFO L78 Accepts]: Start accepts. Automaton has 36229 states. Word has length 44 [2021-01-26 14:52:17,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:52:17,909 INFO L481 AbstractCegarLoop]: Abstraction has 36229 states. [2021-01-26 14:52:17,910 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:17,910 INFO L276 IsEmpty]: Start isEmpty. Operand 36229 states. [2021-01-26 14:52:17,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-01-26 14:52:17,937 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:52:17,937 INFO L504 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] [2021-01-26 14:52:17,937 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-26 14:52:17,938 INFO L429 AbstractCegarLoop]: === Iteration 6 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-26 14:52:17,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:52:17,938 INFO L82 PathProgramCache]: Analyzing trace with hash -1220741892, now seen corresponding path program 1 times [2021-01-26 14:52:17,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:52:17,939 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632390343] [2021-01-26 14:52:17,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:52:17,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:52:18,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:52:18,034 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632390343] [2021-01-26 14:52:18,034 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 14:52:18,034 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-26 14:52:18,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617098072] [2021-01-26 14:52:18,035 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-26 14:52:18,035 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:52:18,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-26 14:52:18,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-26 14:52:18,037 INFO L87 Difference]: Start difference. First operand 36229 states. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:18,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:52:18,385 INFO L93 Difference]: Finished difference Result 32821 states and 114505 transitions. [2021-01-26 14:52:18,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-26 14:52:18,386 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 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 44 [2021-01-26 14:52:18,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:52:18,449 INFO L225 Difference]: With dead ends: 32821 [2021-01-26 14:52:18,449 INFO L226 Difference]: Without dead ends: 28426 [2021-01-26 14:52:18,449 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-26 14:52:18,449 INFO L78 Accepts]: Start accepts. Automaton has 28426 states. Word has length 44 [2021-01-26 14:52:18,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:52:18,450 INFO L481 AbstractCegarLoop]: Abstraction has 28426 states. [2021-01-26 14:52:18,450 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:18,450 INFO L276 IsEmpty]: Start isEmpty. Operand 28426 states. [2021-01-26 14:52:18,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-01-26 14:52:18,484 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:52:18,484 INFO L504 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] [2021-01-26 14:52:18,484 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-26 14:52:18,485 INFO L429 AbstractCegarLoop]: === Iteration 7 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-26 14:52:18,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:52:18,485 INFO L82 PathProgramCache]: Analyzing trace with hash -1989216434, now seen corresponding path program 1 times [2021-01-26 14:52:18,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:52:18,486 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914230888] [2021-01-26 14:52:18,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:52:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:52:18,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:52:18,565 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914230888] [2021-01-26 14:52:18,565 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 14:52:18,565 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-26 14:52:18,566 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941094465] [2021-01-26 14:52:18,566 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-26 14:52:18,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:52:18,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-26 14:52:18,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-26 14:52:18,567 INFO L87 Difference]: Start difference. First operand 28426 states. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:18,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:52:18,732 INFO L93 Difference]: Finished difference Result 28906 states and 99224 transitions. [2021-01-26 14:52:18,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-26 14:52:18,733 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 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 51 [2021-01-26 14:52:18,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:52:18,777 INFO L225 Difference]: With dead ends: 28906 [2021-01-26 14:52:18,778 INFO L226 Difference]: Without dead ends: 20986 [2021-01-26 14:52:18,778 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-26 14:52:18,778 INFO L78 Accepts]: Start accepts. Automaton has 20986 states. Word has length 51 [2021-01-26 14:52:18,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:52:18,779 INFO L481 AbstractCegarLoop]: Abstraction has 20986 states. [2021-01-26 14:52:18,779 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:18,779 INFO L276 IsEmpty]: Start isEmpty. Operand 20986 states. [2021-01-26 14:52:18,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-01-26 14:52:18,817 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:52:18,817 INFO L504 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] [2021-01-26 14:52:18,817 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-26 14:52:18,818 INFO L429 AbstractCegarLoop]: === Iteration 8 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-26 14:52:18,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:52:18,818 INFO L82 PathProgramCache]: Analyzing trace with hash -456533400, now seen corresponding path program 2 times [2021-01-26 14:52:18,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:52:18,819 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406018244] [2021-01-26 14:52:18,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:52:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:52:19,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:52:19,197 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406018244] [2021-01-26 14:52:19,197 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 14:52:19,197 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-26 14:52:19,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942513156] [2021-01-26 14:52:19,200 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-26 14:52:19,200 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:52:19,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-26 14:52:19,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-26 14:52:19,201 INFO L87 Difference]: Start difference. First operand 20986 states. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:19,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:52:19,269 INFO L93 Difference]: Finished difference Result 7162 states and 23472 transitions. [2021-01-26 14:52:19,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-26 14:52:19,270 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 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 51 [2021-01-26 14:52:19,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:52:19,270 INFO L225 Difference]: With dead ends: 7162 [2021-01-26 14:52:19,270 INFO L226 Difference]: Without dead ends: 0 [2021-01-26 14:52:19,271 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-26 14:52:19,271 INFO L78 Accepts]: Start accepts. Automaton has 0 states. Word has length 51 [2021-01-26 14:52:19,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:52:19,271 INFO L481 AbstractCegarLoop]: Abstraction has 0 states. [2021-01-26 14:52:19,271 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 14:52:19,272 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states. [2021-01-26 14:52:19,272 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-26 14:52:19,272 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-26 14:52:19,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 02:52:19 BasicIcfg [2021-01-26 14:52:19,277 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-26 14:52:19,279 INFO L168 Benchmark]: Toolchain (without parser) took 22068.73 ms. Allocated memory was 306.2 MB in the beginning and 8.5 GB in the end (delta: 8.2 GB). Free memory was 281.1 MB in the beginning and 7.3 GB in the end (delta: -7.0 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.0 GB. [2021-01-26 14:52:19,279 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 306.2 MB. Free memory is still 276.3 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 14:52:19,280 INFO L168 Benchmark]: CACSL2BoogieTranslator took 526.20 ms. Allocated memory is still 306.2 MB. Free memory was 280.2 MB in the beginning and 249.4 MB in the end (delta: 30.8 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-01-26 14:52:19,281 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.74 ms. Allocated memory is still 306.2 MB. Free memory was 249.4 MB in the beginning and 247.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-26 14:52:19,282 INFO L168 Benchmark]: Boogie Preprocessor took 71.03 ms. Allocated memory is still 306.2 MB. Free memory was 247.3 MB in the beginning and 288.8 MB in the end (delta: -41.6 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.0 GB. [2021-01-26 14:52:19,283 INFO L168 Benchmark]: RCFGBuilder took 787.59 ms. Allocated memory is still 306.2 MB. Free memory was 288.8 MB in the beginning and 256.3 MB in the end (delta: 32.5 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-01-26 14:52:19,284 INFO L168 Benchmark]: TraceAbstraction took 20611.47 ms. Allocated memory was 306.2 MB in the beginning and 8.5 GB in the end (delta: 8.2 GB). Free memory was 256.3 MB in the beginning and 7.3 GB in the end (delta: -7.0 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. [2021-01-26 14:52:19,288 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 306.2 MB. Free memory is still 276.3 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 526.20 ms. Allocated memory is still 306.2 MB. Free memory was 280.2 MB in the beginning and 249.4 MB in the end (delta: 30.8 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 52.74 ms. Allocated memory is still 306.2 MB. Free memory was 249.4 MB in the beginning and 247.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 71.03 ms. Allocated memory is still 306.2 MB. Free memory was 247.3 MB in the beginning and 288.8 MB in the end (delta: -41.6 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.0 GB. * RCFGBuilder took 787.59 ms. Allocated memory is still 306.2 MB. Free memory was 288.8 MB in the beginning and 256.3 MB in the end (delta: 32.5 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 20611.47 ms. Allocated memory was 306.2 MB in the beginning and 8.5 GB in the end (delta: 8.2 GB). Free memory was 256.3 MB in the beginning and 7.3 GB in the end (delta: -7.0 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 16]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 77 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.3s, OverallIterations: 8, TraceHistogramMax: 1, AutomataDifference: 9.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 8.7s, HoareTripleCheckerStatistics: 1705 SDtfs, 1622 SDslu, 3637 SDs, 0 SdLazy, 518 SolverSat, 28 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 67 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=141322occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 334 NumberOfCodeBlocks, 334 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 326 ConstructedInterpolants, 0 QuantifiedInterpolants, 23708 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...