/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe-McrStrategy.epf -i ../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 11:39:49,502 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 11:39:49,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 11:39:49,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 11:39:49,521 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 11:39:49,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 11:39:49,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 11:39:49,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 11:39:49,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 11:39:49,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 11:39:49,541 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 11:39:49,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 11:39:49,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 11:39:49,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 11:39:49,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 11:39:49,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 11:39:49,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 11:39:49,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 11:39:49,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 11:39:49,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 11:39:49,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 11:39:49,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 11:39:49,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 11:39:49,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 11:39:49,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 11:39:49,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 11:39:49,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 11:39:49,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 11:39:49,564 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 11:39:49,566 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 11:39:49,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 11:39:49,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 11:39:49,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 11:39:49,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 11:39:49,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 11:39:49,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 11:39:49,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 11:39:49,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 11:39:49,571 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 11:39:49,572 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 11:39:49,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 11:39:49,574 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-SemanticLbe-McrStrategy.epf [2020-04-18 11:39:49,590 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 11:39:49,591 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 11:39:49,592 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 11:39:49,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 11:39:49,592 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 11:39:49,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 11:39:49,593 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 11:39:49,593 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 11:39:49,593 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 11:39:49,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 11:39:49,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 11:39:49,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 11:39:49,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 11:39:49,594 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 11:39:49,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 11:39:49,594 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 11:39:49,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 11:39:49,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 11:39:49,595 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 11:39:49,595 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 11:39:49,595 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 11:39:49,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 11:39:49,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 11:39:49,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 11:39:49,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 11:39:49,596 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 11:39:49,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 11:39:49,596 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 11:39:49,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 11:39:49,597 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 11:39:49,854 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 11:39:49,872 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 11:39:49,875 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 11:39:49,877 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 11:39:49,877 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 11:39:49,878 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i [2020-04-18 11:39:49,948 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43e72174d/3cac8de121a44b8dadd0505bdd7f3379/FLAGadf4d05b3 [2020-04-18 11:39:50,594 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 11:39:50,595 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i [2020-04-18 11:39:50,616 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43e72174d/3cac8de121a44b8dadd0505bdd7f3379/FLAGadf4d05b3 [2020-04-18 11:39:50,845 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43e72174d/3cac8de121a44b8dadd0505bdd7f3379 [2020-04-18 11:39:50,853 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 11:39:50,869 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 11:39:50,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 11:39:50,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 11:39:50,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 11:39:50,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 11:39:50" (1/1) ... [2020-04-18 11:39:50,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e4bc7f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:39:50, skipping insertion in model container [2020-04-18 11:39:50,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 11:39:50" (1/1) ... [2020-04-18 11:39:50,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 11:39:50,945 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 11:39:51,133 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-04-18 11:39:51,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 11:39:51,562 INFO L203 MainTranslator]: Completed pre-run [2020-04-18 11:39:51,576 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-04-18 11:39:51,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 11:39:51,796 INFO L208 MainTranslator]: Completed translation [2020-04-18 11:39:51,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:39:51 WrapperNode [2020-04-18 11:39:51,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 11:39:51,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-18 11:39:51,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-18 11:39:51,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-18 11:39:51,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:39:51" (1/1) ... [2020-04-18 11:39:51,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:39:51" (1/1) ... [2020-04-18 11:39:51,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-18 11:39:51,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-18 11:39:51,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-18 11:39:51,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-18 11:39:51,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:39:51" (1/1) ... [2020-04-18 11:39:51,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:39:51" (1/1) ... [2020-04-18 11:39:51,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:39:51" (1/1) ... [2020-04-18 11:39:51,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:39:51" (1/1) ... [2020-04-18 11:39:51,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:39:51" (1/1) ... [2020-04-18 11:39:51,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:39:51" (1/1) ... [2020-04-18 11:39:51,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:39:51" (1/1) ... [2020-04-18 11:39:51,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-18 11:39:51,913 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-18 11:39:51,913 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-18 11:39:51,913 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-18 11:39:51,914 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:39:51" (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 [2020-04-18 11:39:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2020-04-18 11:39:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2020-04-18 11:39:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2020-04-18 11:39:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2020-04-18 11:39:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-18 11:39:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-18 11:39:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-04-18 11:39:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-18 11:39:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-04-18 11:39:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-04-18 11:39:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-18 11:39:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-18 11:39:51,969 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-04-18 11:39:52,629 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-04-18 11:39:52,629 INFO L295 CfgBuilder]: Removed 22 assume(true) statements. [2020-04-18 11:39:52,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 11:39:52 BoogieIcfgContainer [2020-04-18 11:39:52,633 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-04-18 11:39:52,634 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-04-18 11:39:52,635 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-04-18 11:39:52,637 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-04-18 11:39:52,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.04 11:39:50" (1/3) ... [2020-04-18 11:39:52,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11791111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 11:39:52, skipping insertion in model container [2020-04-18 11:39:52,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:39:51" (2/3) ... [2020-04-18 11:39:52,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11791111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 11:39:52, skipping insertion in model container [2020-04-18 11:39:52,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 11:39:52" (3/3) ... [2020-04-18 11:39:52,641 INFO L109 eAbstractionObserver]: Analyzing ICFG ring_2w1r-1.i [2020-04-18 11:39:52,651 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-04-18 11:39:52,651 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-04-18 11:39:52,658 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-04-18 11:39:52,659 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-04-18 11:39:52,694 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,695 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,695 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,695 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,696 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,696 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,696 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,696 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,697 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,697 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,697 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,697 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,698 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,698 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,698 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,698 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,698 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,699 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,699 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,699 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,699 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,699 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,700 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,700 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,700 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,700 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,700 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,701 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,701 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,701 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,701 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,701 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,702 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,702 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,702 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,702 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,702 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,703 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,703 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,703 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,703 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,703 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,704 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,704 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,704 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,704 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,704 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,705 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,705 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,705 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,705 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,705 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,705 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,706 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,706 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,706 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,706 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,706 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,707 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,707 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,707 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,707 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,708 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,708 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,708 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,708 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,708 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,709 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,709 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,709 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,709 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,709 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,709 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,710 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,710 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,710 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,710 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,710 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,710 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,711 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,711 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,711 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,711 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,711 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,712 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,712 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,712 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,712 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,712 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,713 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,713 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,713 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,713 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,713 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,714 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,714 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,714 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,714 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,714 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,715 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,715 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,715 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,715 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,715 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,715 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,716 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,716 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,716 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,717 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,717 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,717 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,717 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,717 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,718 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,718 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,718 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,718 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,718 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,719 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,719 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,719 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,719 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,719 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,720 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,720 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,720 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,720 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,720 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,720 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,721 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,721 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,721 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,721 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,721 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,722 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,722 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,722 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,722 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,722 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,723 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,723 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,723 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,723 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,724 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,724 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,724 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,725 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,725 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,725 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,725 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,725 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,726 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,726 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,726 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,726 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,726 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,727 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,727 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,727 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,727 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,727 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,728 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,728 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,728 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,728 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,728 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,729 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,729 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,729 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,729 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,729 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,729 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,730 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,730 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,730 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,730 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,730 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,731 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,731 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,731 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,731 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,731 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,731 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,732 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,732 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,732 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,732 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,732 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,733 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,733 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,733 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,733 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,733 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,733 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,734 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,734 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,734 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,734 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,734 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,734 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,735 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,735 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,735 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,735 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,735 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,736 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,736 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,736 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,736 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,736 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,737 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,737 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,737 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,737 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,737 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,738 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~pre16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,738 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,738 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,738 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~pre16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,741 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,742 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,742 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,742 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,742 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,742 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,743 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,743 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,743 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,743 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,743 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,744 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,744 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,744 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,744 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,744 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,745 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,745 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,745 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,745 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,745 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,746 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,746 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,746 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,746 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,746 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,747 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,747 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,747 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,747 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,747 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,748 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,748 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,748 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,748 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,753 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,753 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,754 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,754 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,754 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,754 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~pre16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,754 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,755 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,755 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,755 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,755 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,755 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,756 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,756 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,756 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,756 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,756 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,757 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,757 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:39:52,778 INFO L251 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2020-04-18 11:39:52,797 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-18 11:39:52,797 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-18 11:39:52,797 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-18 11:39:52,798 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-18 11:39:52,798 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-18 11:39:52,798 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-18 11:39:52,798 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-18 11:39:52,798 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-18 11:39:52,816 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 189 places, 201 transitions, 424 flow [2020-04-18 11:39:52,818 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 189 places, 201 transitions, 424 flow [2020-04-18 11:39:52,900 INFO L129 PetriNetUnfolder]: 18/201 cut-off events. [2020-04-18 11:39:52,900 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-04-18 11:39:52,913 INFO L80 FinitePrefix]: Finished finitePrefix Result has 212 conditions, 201 events. 18/201 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 459 event pairs, 0 based on Foata normal form. 0/180 useless extension candidates. Maximal degree in co-relation 169. Up to 3 conditions per place. [2020-04-18 11:39:52,927 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 189 places, 201 transitions, 424 flow [2020-04-18 11:39:52,971 INFO L129 PetriNetUnfolder]: 18/201 cut-off events. [2020-04-18 11:39:52,971 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-04-18 11:39:52,975 INFO L80 FinitePrefix]: Finished finitePrefix Result has 212 conditions, 201 events. 18/201 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 459 event pairs, 0 based on Foata normal form. 0/180 useless extension candidates. Maximal degree in co-relation 169. Up to 3 conditions per place. [2020-04-18 11:39:52,986 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 16584 [2020-04-18 11:39:52,987 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-04-18 11:39:55,529 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 11:39:55,583 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 11:39:55,840 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 11:39:56,177 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 11:39:56,324 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 11:39:56,485 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 11:39:56,495 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 11:39:56,496 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 11:39:56,497 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 11:39:56,659 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-04-18 11:39:56,766 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 11:39:56,774 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 11:39:57,436 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 77 [2020-04-18 11:39:57,541 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-04-18 11:39:57,945 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-04-18 11:39:58,081 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-04-18 11:39:58,257 INFO L206 etLargeBlockEncoding]: Checked pairs total: 27423 [2020-04-18 11:39:58,257 INFO L214 etLargeBlockEncoding]: Total number of compositions: 166 [2020-04-18 11:39:58,261 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 60 places, 65 transitions, 152 flow [2020-04-18 11:39:58,376 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 2555 states. [2020-04-18 11:39:58,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states. [2020-04-18 11:39:58,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 11:39:58,399 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 11:39:58,400 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 11:39:58,401 INFO L427 AbstractCegarLoop]: === Iteration 1 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 11:39:58,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:39:58,407 INFO L82 PathProgramCache]: Analyzing trace with hash 244665820, now seen corresponding path program 1 times [2020-04-18 11:39:58,414 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 11:39:58,415 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1417332473] [2020-04-18 11:39:58,431 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:39:58,448 INFO L259 McrAutomatonBuilder]: Finished intersection with 18 states and 17 transitions. [2020-04-18 11:39:58,451 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2020-04-18 11:39:58,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 11:39:58,452 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 11:39:58,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:39:58,453 INFO L82 PathProgramCache]: Analyzing trace with hash 244665820, now seen corresponding path program 2 times [2020-04-18 11:39:58,457 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:39:58,458 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848110588] [2020-04-18 11:39:58,458 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:39:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:39:58,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 11:39:58,882 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848110588] [2020-04-18 11:39:58,883 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:39:58,883 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-04-18 11:39:58,885 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:39:58,889 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:39:58,901 INFO L259 McrAutomatonBuilder]: Finished intersection with 18 states and 17 transitions. [2020-04-18 11:39:58,901 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:39:58,941 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 11:39:58,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-04-18 11:39:58,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-04-18 11:39:58,947 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 6 states. [2020-04-18 11:39:59,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:39:59,040 INFO L93 Difference]: Finished difference Result 18 states and 17 transitions. [2020-04-18 11:39:59,040 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2020-04-18 11:39:59,040 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 11:39:59,041 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1417332473] [2020-04-18 11:39:59,042 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 11:39:59,042 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-04-18 11:39:59,042 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1417332473] [2020-04-18 11:39:59,044 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-04-18 11:39:59,044 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 11:39:59,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-04-18 11:39:59,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-04-18 11:39:59,049 INFO L87 Difference]: Start difference. First operand 2555 states. Second operand 6 states. [2020-04-18 11:39:59,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:39:59,324 INFO L93 Difference]: Finished difference Result 2543 states and 8173 transitions. [2020-04-18 11:39:59,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-04-18 11:39:59,326 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2020-04-18 11:39:59,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 11:39:59,368 INFO L225 Difference]: With dead ends: 2543 [2020-04-18 11:39:59,369 INFO L226 Difference]: Without dead ends: 2405 [2020-04-18 11:39:59,370 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-04-18 11:39:59,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2405 states. [2020-04-18 11:39:59,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2405 to 2405. [2020-04-18 11:39:59,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2405 states. [2020-04-18 11:39:59,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2405 states to 2405 states and 7776 transitions. [2020-04-18 11:39:59,532 INFO L78 Accepts]: Start accepts. Automaton has 2405 states and 7776 transitions. Word has length 17 [2020-04-18 11:39:59,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 11:39:59,533 INFO L479 AbstractCegarLoop]: Abstraction has 2405 states and 7776 transitions. [2020-04-18 11:39:59,585 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-04-18 11:39:59,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 7776 transitions. [2020-04-18 11:39:59,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-04-18 11:39:59,590 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 11:39:59,590 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 11:39:59,591 INFO L427 AbstractCegarLoop]: === Iteration 2 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 11:39:59,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:39:59,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1321724129, now seen corresponding path program 1 times [2020-04-18 11:39:59,592 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 11:39:59,592 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [877945712] [2020-04-18 11:39:59,592 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:39:59,593 INFO L259 McrAutomatonBuilder]: Finished intersection with 34 states and 48 transitions. [2020-04-18 11:39:59,594 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states. [2020-04-18 11:39:59,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-04-18 11:39:59,595 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 11:39:59,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:39:59,595 INFO L82 PathProgramCache]: Analyzing trace with hash 1321724129, now seen corresponding path program 2 times [2020-04-18 11:39:59,595 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:39:59,596 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448281352] [2020-04-18 11:39:59,596 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:39:59,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:39:59,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 11:39:59,863 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448281352] [2020-04-18 11:39:59,863 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:39:59,863 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-04-18 11:39:59,863 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:39:59,867 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:39:59,871 INFO L259 McrAutomatonBuilder]: Finished intersection with 19 states and 18 transitions. [2020-04-18 11:39:59,871 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:39:59,924 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 11:39:59,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-04-18 11:39:59,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-04-18 11:39:59,925 INFO L87 Difference]: Start difference. First operand 34 states. Second operand 7 states. [2020-04-18 11:40:00,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:40:00,169 INFO L93 Difference]: Finished difference Result 54 states and 67 transitions. [2020-04-18 11:40:00,169 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2020-04-18 11:40:00,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-04-18 11:40:00,170 INFO L105 Mcr]: ---- MCR iteration 1 ---- [2020-04-18 11:40:00,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:40:00,170 INFO L82 PathProgramCache]: Analyzing trace with hash 422147485, now seen corresponding path program 3 times [2020-04-18 11:40:00,170 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:40:00,171 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477938406] [2020-04-18 11:40:00,171 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:40:00,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:40:00,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 11:40:00,441 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477938406] [2020-04-18 11:40:00,441 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:40:00,441 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-04-18 11:40:00,442 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:40:00,445 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:40:00,450 INFO L259 McrAutomatonBuilder]: Finished intersection with 19 states and 18 transitions. [2020-04-18 11:40:00,450 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:40:00,591 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 11:40:00,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-04-18 11:40:00,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2020-04-18 11:40:00,592 INFO L87 Difference]: Start difference. First operand 54 states and 67 transitions. Second operand 7 states. [2020-04-18 11:40:00,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:40:00,788 INFO L93 Difference]: Finished difference Result 54 states and 67 transitions. [2020-04-18 11:40:00,789 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2020-04-18 11:40:00,789 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 11:40:00,789 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [877945712] [2020-04-18 11:40:00,790 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 11:40:00,790 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-04-18 11:40:00,792 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [877945712] [2020-04-18 11:40:00,792 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-04-18 11:40:00,793 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 11:40:00,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-04-18 11:40:00,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=244, Unknown=0, NotChecked=0, Total=342 [2020-04-18 11:40:00,797 INFO L87 Difference]: Start difference. First operand 2405 states and 7776 transitions. Second operand 12 states. [2020-04-18 11:40:01,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:40:01,311 INFO L93 Difference]: Finished difference Result 2942 states and 9516 transitions. [2020-04-18 11:40:01,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-04-18 11:40:01,311 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 18 [2020-04-18 11:40:01,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 11:40:01,333 INFO L225 Difference]: With dead ends: 2942 [2020-04-18 11:40:01,333 INFO L226 Difference]: Without dead ends: 2898 [2020-04-18 11:40:01,334 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=98, Invalid=244, Unknown=0, NotChecked=0, Total=342 [2020-04-18 11:40:01,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2898 states. [2020-04-18 11:40:01,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2898 to 2898. [2020-04-18 11:40:01,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2898 states. [2020-04-18 11:40:01,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 2898 states and 9417 transitions. [2020-04-18 11:40:01,423 INFO L78 Accepts]: Start accepts. Automaton has 2898 states and 9417 transitions. Word has length 18 [2020-04-18 11:40:01,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 11:40:01,424 INFO L479 AbstractCegarLoop]: Abstraction has 2898 states and 9417 transitions. [2020-04-18 11:40:01,424 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-04-18 11:40:01,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2898 states and 9417 transitions. [2020-04-18 11:40:01,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-04-18 11:40:01,429 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 11:40:01,429 INFO L425 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] [2020-04-18 11:40:01,430 INFO L427 AbstractCegarLoop]: === Iteration 3 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 11:40:01,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:40:01,430 INFO L82 PathProgramCache]: Analyzing trace with hash 456238224, now seen corresponding path program 1 times [2020-04-18 11:40:01,430 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 11:40:01,431 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1358901509] [2020-04-18 11:40:01,432 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:40:01,435 INFO L259 McrAutomatonBuilder]: Finished intersection with 146 states and 265 transitions. [2020-04-18 11:40:01,436 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states. [2020-04-18 11:40:01,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-04-18 11:40:01,437 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 11:40:01,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:40:01,437 INFO L82 PathProgramCache]: Analyzing trace with hash -1575142748, now seen corresponding path program 2 times [2020-04-18 11:40:01,438 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:40:01,438 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116789418] [2020-04-18 11:40:01,438 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:40:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:40:01,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 11:40:01,716 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116789418] [2020-04-18 11:40:01,716 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:40:01,716 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-04-18 11:40:01,717 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:40:01,724 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:40:01,742 INFO L259 McrAutomatonBuilder]: Finished intersection with 58 states and 89 transitions. [2020-04-18 11:40:01,742 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:40:02,032 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 11 times. [2020-04-18 11:40:02,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 11:40:02,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-04-18 11:40:02,033 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 16 states. [2020-04-18 11:40:04,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:40:04,301 INFO L93 Difference]: Finished difference Result 291 states and 542 transitions. [2020-04-18 11:40:04,302 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 542 transitions. [2020-04-18 11:40:04,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-04-18 11:40:04,303 INFO L105 Mcr]: ---- MCR iteration 1 ---- [2020-04-18 11:40:04,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:40:04,304 INFO L82 PathProgramCache]: Analyzing trace with hash 456238224, now seen corresponding path program 3 times [2020-04-18 11:40:04,304 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:40:04,304 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160009604] [2020-04-18 11:40:04,305 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:40:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:40:04,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 11:40:04,717 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160009604] [2020-04-18 11:40:04,717 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:40:04,717 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-04-18 11:40:04,717 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:40:04,721 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:40:04,733 INFO L259 McrAutomatonBuilder]: Finished intersection with 50 states and 73 transitions. [2020-04-18 11:40:04,733 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:40:06,055 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 19 times. [2020-04-18 11:40:06,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-04-18 11:40:06,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=277, Invalid=2173, Unknown=0, NotChecked=0, Total=2450 [2020-04-18 11:40:06,057 INFO L87 Difference]: Start difference. First operand 291 states and 542 transitions. Second operand 27 states. [2020-04-18 11:40:09,389 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 49 [2020-04-18 11:40:09,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:40:09,761 INFO L93 Difference]: Finished difference Result 347 states and 647 transitions. [2020-04-18 11:40:09,761 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 647 transitions. [2020-04-18 11:40:09,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-04-18 11:40:09,762 INFO L105 Mcr]: ---- MCR iteration 2 ---- [2020-04-18 11:40:09,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:40:09,763 INFO L82 PathProgramCache]: Analyzing trace with hash -389201428, now seen corresponding path program 4 times [2020-04-18 11:40:09,763 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:40:09,763 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350139827] [2020-04-18 11:40:09,764 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:40:09,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:40:10,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 11:40:10,401 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350139827] [2020-04-18 11:40:10,401 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:40:10,401 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-04-18 11:40:10,402 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:40:10,406 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:40:10,417 INFO L259 McrAutomatonBuilder]: Finished intersection with 45 states and 63 transitions. [2020-04-18 11:40:10,417 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:40:11,815 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 14 times. [2020-04-18 11:40:11,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-04-18 11:40:11,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=757, Invalid=4793, Unknown=0, NotChecked=0, Total=5550 [2020-04-18 11:40:11,819 INFO L87 Difference]: Start difference. First operand 347 states and 647 transitions. Second operand 22 states. [2020-04-18 11:40:14,063 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 55 [2020-04-18 11:40:14,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:40:14,316 INFO L93 Difference]: Finished difference Result 362 states and 661 transitions. [2020-04-18 11:40:14,316 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 661 transitions. [2020-04-18 11:40:14,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-04-18 11:40:14,317 INFO L105 Mcr]: ---- MCR iteration 3 ---- [2020-04-18 11:40:14,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:40:14,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1770005220, now seen corresponding path program 5 times [2020-04-18 11:40:14,318 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:40:14,318 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229207434] [2020-04-18 11:40:14,318 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:40:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:40:14,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 11:40:14,715 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229207434] [2020-04-18 11:40:14,716 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:40:14,716 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-04-18 11:40:14,716 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:40:14,720 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:40:14,735 INFO L259 McrAutomatonBuilder]: Finished intersection with 86 states and 145 transitions. [2020-04-18 11:40:14,736 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:40:18,481 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 44 times. [2020-04-18 11:40:18,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2020-04-18 11:40:18,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1463, Invalid=9457, Unknown=0, NotChecked=0, Total=10920 [2020-04-18 11:40:18,486 INFO L87 Difference]: Start difference. First operand 362 states and 661 transitions. Second operand 51 states. [2020-04-18 11:40:20,128 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 73 [2020-04-18 11:40:20,622 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 83 [2020-04-18 11:40:21,172 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2020-04-18 11:40:21,490 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 79 [2020-04-18 11:40:22,043 WARN L192 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 89 [2020-04-18 11:40:22,544 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 110 [2020-04-18 11:40:23,071 WARN L192 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 120 [2020-04-18 11:40:24,158 WARN L192 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 106 [2020-04-18 11:40:24,627 WARN L192 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 116 [2020-04-18 11:40:25,294 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 111 [2020-04-18 11:40:25,984 WARN L192 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 122 [2020-04-18 11:40:26,397 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 102 [2020-04-18 11:40:26,867 WARN L192 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 112 [2020-04-18 11:40:27,891 WARN L192 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 153 [2020-04-18 11:40:29,017 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 98 [2020-04-18 11:40:29,455 WARN L192 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 108 [2020-04-18 11:40:30,443 WARN L192 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 149 [2020-04-18 11:40:31,678 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 94 [2020-04-18 11:40:32,085 WARN L192 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 104 [2020-04-18 11:40:32,978 WARN L192 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 145 [2020-04-18 11:40:34,047 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 90 [2020-04-18 11:40:34,443 WARN L192 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 100 [2020-04-18 11:40:35,261 WARN L192 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 141 [2020-04-18 11:40:36,348 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 96 [2020-04-18 11:40:37,068 WARN L192 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 136 [2020-04-18 11:40:38,404 WARN L192 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 133 [2020-04-18 11:40:39,418 WARN L192 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 129 [2020-04-18 11:40:40,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:40:40,985 INFO L93 Difference]: Finished difference Result 396 states and 722 transitions. [2020-04-18 11:40:40,985 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 722 transitions. [2020-04-18 11:40:40,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-04-18 11:40:40,987 INFO L105 Mcr]: ---- MCR iteration 4 ---- [2020-04-18 11:40:40,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:40:40,987 INFO L82 PathProgramCache]: Analyzing trace with hash 924565568, now seen corresponding path program 6 times [2020-04-18 11:40:40,987 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:40:40,988 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18494691] [2020-04-18 11:40:40,988 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:40:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:40:41,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 11:40:41,383 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18494691] [2020-04-18 11:40:41,383 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:40:41,383 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-18 11:40:41,384 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:40:41,387 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:40:41,400 INFO L259 McrAutomatonBuilder]: Finished intersection with 81 states and 135 transitions. [2020-04-18 11:40:41,401 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:40:44,746 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 30 times. [2020-04-18 11:40:44,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2020-04-18 11:40:44,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3033, Invalid=19317, Unknown=0, NotChecked=0, Total=22350 [2020-04-18 11:40:44,752 INFO L87 Difference]: Start difference. First operand 396 states and 722 transitions. Second operand 37 states. [2020-04-18 11:40:46,267 WARN L192 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 112 [2020-04-18 11:40:46,984 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 108 [2020-04-18 11:40:47,473 WARN L192 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 118 [2020-04-18 11:40:48,307 WARN L192 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 104 [2020-04-18 11:40:48,815 WARN L192 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 114 [2020-04-18 11:40:49,432 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 120 [2020-04-18 11:40:50,054 WARN L192 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 100 [2020-04-18 11:40:50,495 WARN L192 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 110 [2020-04-18 11:40:51,371 WARN L192 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 161 [2020-04-18 11:40:52,205 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 96 [2020-04-18 11:40:52,638 WARN L192 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 106 [2020-04-18 11:40:53,501 WARN L192 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 157 [2020-04-18 11:40:54,449 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 92 [2020-04-18 11:40:54,852 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 102 [2020-04-18 11:40:55,757 WARN L192 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 155 [2020-04-18 11:40:56,622 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2020-04-18 11:40:57,022 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 98 [2020-04-18 11:40:57,754 WARN L192 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 149 [2020-04-18 11:40:58,626 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 94 [2020-04-18 11:40:59,419 WARN L192 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 147 [2020-04-18 11:41:00,567 WARN L192 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 143 [2020-04-18 11:41:01,556 WARN L192 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 137 [2020-04-18 11:41:02,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:41:02,785 INFO L93 Difference]: Finished difference Result 411 states and 736 transitions. [2020-04-18 11:41:02,785 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 736 transitions. [2020-04-18 11:41:02,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-04-18 11:41:02,787 INFO L105 Mcr]: ---- MCR iteration 5 ---- [2020-04-18 11:41:02,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:41:02,787 INFO L82 PathProgramCache]: Analyzing trace with hash -462642534, now seen corresponding path program 7 times [2020-04-18 11:41:02,788 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:41:02,788 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222996739] [2020-04-18 11:41:02,788 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:41:02,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:41:03,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 11:41:03,213 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222996739] [2020-04-18 11:41:03,213 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:41:03,214 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-18 11:41:03,214 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:41:03,218 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:41:03,233 INFO L259 McrAutomatonBuilder]: Finished intersection with 68 states and 109 transitions. [2020-04-18 11:41:03,234 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:41:06,857 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 17 times. [2020-04-18 11:41:06,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-04-18 11:41:06,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=4720, Invalid=31190, Unknown=0, NotChecked=0, Total=35910 [2020-04-18 11:41:06,865 INFO L87 Difference]: Start difference. First operand 411 states and 736 transitions. Second operand 28 states. [2020-04-18 11:41:09,039 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 83 [2020-04-18 11:41:09,745 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 105 [2020-04-18 11:41:10,509 WARN L192 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 101 [2020-04-18 11:41:10,930 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 90 [2020-04-18 11:41:11,361 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 44 [2020-04-18 11:41:11,822 WARN L192 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 97 [2020-04-18 11:41:12,493 WARN L192 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 115 [2020-04-18 11:41:13,138 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 93 [2020-04-18 11:41:13,949 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 111 [2020-04-18 11:41:14,819 WARN L192 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 89 [2020-04-18 11:41:15,575 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 107 [2020-04-18 11:41:16,314 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 85 [2020-04-18 11:41:17,158 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 103 [2020-04-18 11:41:18,133 WARN L192 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 99 [2020-04-18 11:41:19,235 WARN L192 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 95 [2020-04-18 11:41:20,996 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 52 [2020-04-18 11:41:22,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:41:22,300 INFO L93 Difference]: Finished difference Result 516 states and 898 transitions. [2020-04-18 11:41:22,301 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 898 transitions. [2020-04-18 11:41:22,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-04-18 11:41:22,302 INFO L105 Mcr]: ---- MCR iteration 6 ---- [2020-04-18 11:41:22,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:41:22,302 INFO L82 PathProgramCache]: Analyzing trace with hash -1887146998, now seen corresponding path program 8 times [2020-04-18 11:41:22,302 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:41:22,303 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009938240] [2020-04-18 11:41:22,303 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:41:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:41:22,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 11:41:22,719 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009938240] [2020-04-18 11:41:22,719 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:41:22,720 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-18 11:41:22,720 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:41:22,725 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:41:22,740 INFO L259 McrAutomatonBuilder]: Finished intersection with 26 states and 25 transitions. [2020-04-18 11:41:22,740 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:41:23,699 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 11:41:23,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-04-18 11:41:23,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6831, Invalid=43121, Unknown=0, NotChecked=0, Total=49952 [2020-04-18 11:41:23,703 INFO L87 Difference]: Start difference. First operand 516 states and 898 transitions. Second operand 12 states. [2020-04-18 11:41:26,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:41:26,708 INFO L93 Difference]: Finished difference Result 537 states and 917 transitions. [2020-04-18 11:41:26,709 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 917 transitions. [2020-04-18 11:41:26,710 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 11:41:26,711 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1358901509] [2020-04-18 11:41:26,711 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 11:41:26,712 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-04-18 11:41:26,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1358901509] [2020-04-18 11:41:26,712 INFO L459 AbstractCegarLoop]: Interpolant automaton has 119 states [2020-04-18 11:41:26,712 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 11:41:26,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 119 interpolants. [2020-04-18 11:41:26,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7318, Invalid=48614, Unknown=0, NotChecked=0, Total=55932 [2020-04-18 11:41:26,715 INFO L87 Difference]: Start difference. First operand 2898 states and 9417 transitions. Second operand 119 states. [2020-04-18 11:41:33,617 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 54 [2020-04-18 11:41:37,499 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 54 [2020-04-18 11:41:38,756 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 56 [2020-04-18 11:41:40,255 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 66 [2020-04-18 11:41:42,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:41:42,325 INFO L93 Difference]: Finished difference Result 1776 states and 4973 transitions. [2020-04-18 11:41:42,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-04-18 11:41:42,325 INFO L78 Accepts]: Start accepts. Automaton has 119 states. Word has length 25 [2020-04-18 11:41:42,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 11:41:42,336 INFO L225 Difference]: With dead ends: 1776 [2020-04-18 11:41:42,337 INFO L226 Difference]: Without dead ends: 1776 [2020-04-18 11:41:42,339 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 477 GetRequests, 144 SyntacticMatches, 80 SemanticMatches, 253 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36333 ImplicationChecksByTransitivity, 50.6s TimeCoverageRelationStatistics Valid=8632, Invalid=56138, Unknown=0, NotChecked=0, Total=64770 [2020-04-18 11:41:42,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1776 states. [2020-04-18 11:41:42,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1776 to 1661. [2020-04-18 11:41:42,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1661 states. [2020-04-18 11:41:42,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1661 states and 4733 transitions. [2020-04-18 11:41:42,378 INFO L78 Accepts]: Start accepts. Automaton has 1661 states and 4733 transitions. Word has length 25 [2020-04-18 11:41:42,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 11:41:42,381 INFO L479 AbstractCegarLoop]: Abstraction has 1661 states and 4733 transitions. [2020-04-18 11:41:42,381 INFO L480 AbstractCegarLoop]: Interpolant automaton has 119 states. [2020-04-18 11:41:42,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 4733 transitions. [2020-04-18 11:41:42,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-04-18 11:41:42,385 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 11:41:42,385 INFO L425 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] [2020-04-18 11:41:42,385 INFO L427 AbstractCegarLoop]: === Iteration 4 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 11:41:42,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:41:42,385 INFO L82 PathProgramCache]: Analyzing trace with hash -624413205, now seen corresponding path program 1 times [2020-04-18 11:41:42,386 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 11:41:42,386 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1175518009] [2020-04-18 11:41:42,387 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:41:42,389 INFO L259 McrAutomatonBuilder]: Finished intersection with 146 states and 265 transitions. [2020-04-18 11:41:42,389 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states. [2020-04-18 11:41:42,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-04-18 11:41:42,390 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 11:41:42,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:41:42,391 INFO L82 PathProgramCache]: Analyzing trace with hash -696642291, now seen corresponding path program 2 times [2020-04-18 11:41:42,391 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:41:42,391 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904218753] [2020-04-18 11:41:42,391 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:41:42,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:41:42,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 11:41:42,558 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904218753] [2020-04-18 11:41:42,558 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:41:42,559 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-04-18 11:41:42,559 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:41:42,563 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:41:42,573 INFO L259 McrAutomatonBuilder]: Finished intersection with 53 states and 79 transitions. [2020-04-18 11:41:42,574 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:41:42,634 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 3 times. [2020-04-18 11:41:42,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-04-18 11:41:42,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-04-18 11:41:42,635 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 7 states. [2020-04-18 11:41:42,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:41:42,970 INFO L93 Difference]: Finished difference Result 151 states and 269 transitions. [2020-04-18 11:41:42,970 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 269 transitions. [2020-04-18 11:41:42,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-04-18 11:41:42,971 INFO L105 Mcr]: ---- MCR iteration 1 ---- [2020-04-18 11:41:42,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:41:42,971 INFO L82 PathProgramCache]: Analyzing trace with hash -624413205, now seen corresponding path program 3 times [2020-04-18 11:41:42,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:41:42,972 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365706500] [2020-04-18 11:41:42,972 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:41:42,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:41:43,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 11:41:43,567 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365706500] [2020-04-18 11:41:43,567 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:41:43,567 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-18 11:41:43,567 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:41:43,571 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:41:43,583 INFO L259 McrAutomatonBuilder]: Finished intersection with 50 states and 73 transitions. [2020-04-18 11:41:43,583 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:41:44,769 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 22 times. [2020-04-18 11:41:44,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-04-18 11:41:44,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=1262, Unknown=0, NotChecked=0, Total=1406 [2020-04-18 11:41:44,770 INFO L87 Difference]: Start difference. First operand 151 states and 269 transitions. Second operand 31 states. [2020-04-18 11:41:46,132 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 48 [2020-04-18 11:41:46,800 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 51 [2020-04-18 11:41:48,281 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 47 [2020-04-18 11:41:48,563 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 49 [2020-04-18 11:41:48,969 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 53 [2020-04-18 11:41:49,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:41:49,334 INFO L93 Difference]: Finished difference Result 217 states and 394 transitions. [2020-04-18 11:41:49,334 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 394 transitions. [2020-04-18 11:41:49,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-04-18 11:41:49,335 INFO L105 Mcr]: ---- MCR iteration 2 ---- [2020-04-18 11:41:49,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:41:49,336 INFO L82 PathProgramCache]: Analyzing trace with hash 958663853, now seen corresponding path program 4 times [2020-04-18 11:41:49,336 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:41:49,337 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030069817] [2020-04-18 11:41:49,337 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:41:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:41:49,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 11:41:49,877 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030069817] [2020-04-18 11:41:49,878 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:41:49,878 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-18 11:41:49,878 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:41:49,881 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:41:49,890 INFO L259 McrAutomatonBuilder]: Finished intersection with 45 states and 63 transitions. [2020-04-18 11:41:49,890 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:41:51,486 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 17 times. [2020-04-18 11:41:51,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-04-18 11:41:51,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=636, Invalid=3786, Unknown=0, NotChecked=0, Total=4422 [2020-04-18 11:41:51,487 INFO L87 Difference]: Start difference. First operand 217 states and 394 transitions. Second operand 25 states. [2020-04-18 11:41:54,280 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 60 [2020-04-18 11:41:54,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:41:54,572 INFO L93 Difference]: Finished difference Result 232 states and 408 transitions. [2020-04-18 11:41:54,572 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 408 transitions. [2020-04-18 11:41:54,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-04-18 11:41:54,573 INFO L105 Mcr]: ---- MCR iteration 3 ---- [2020-04-18 11:41:54,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:41:54,573 INFO L82 PathProgramCache]: Analyzing trace with hash 831016779, now seen corresponding path program 5 times [2020-04-18 11:41:54,574 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:41:54,574 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826195109] [2020-04-18 11:41:54,574 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:41:54,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:41:55,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 11:41:55,013 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826195109] [2020-04-18 11:41:55,013 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:41:55,013 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-18 11:41:55,013 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:41:55,016 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:41:55,033 INFO L259 McrAutomatonBuilder]: Finished intersection with 86 states and 145 transitions. [2020-04-18 11:41:55,033 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:41:59,829 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 52 times. [2020-04-18 11:41:59,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2020-04-18 11:41:59,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1575, Invalid=10415, Unknown=0, NotChecked=0, Total=11990 [2020-04-18 11:41:59,831 INFO L87 Difference]: Start difference. First operand 232 states and 408 transitions. Second operand 61 states. [2020-04-18 11:42:01,356 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 73 [2020-04-18 11:42:01,892 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 83 [2020-04-18 11:42:02,495 WARN L192 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 114 [2020-04-18 11:42:03,023 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 112 [2020-04-18 11:42:03,867 WARN L192 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 126 [2020-04-18 11:42:04,365 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 110 [2020-04-18 11:42:05,234 WARN L192 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 157 [2020-04-18 11:42:05,829 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 115 [2020-04-18 11:42:06,970 WARN L192 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 129 [2020-04-18 11:42:07,461 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 106 [2020-04-18 11:42:08,292 WARN L192 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 153 [2020-04-18 11:42:09,346 WARN L192 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 160 [2020-04-18 11:42:10,895 WARN L192 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 102 [2020-04-18 11:42:11,747 WARN L192 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 149 [2020-04-18 11:42:12,629 WARN L192 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 156 [2020-04-18 11:42:13,795 WARN L192 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 117 [2020-04-18 11:42:14,849 WARN L192 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2020-04-18 11:42:15,330 WARN L192 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 98 [2020-04-18 11:42:16,080 WARN L192 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 145 [2020-04-18 11:42:16,905 WARN L192 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 152 [2020-04-18 11:42:18,572 WARN L192 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 163 [2020-04-18 11:42:20,108 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 94 [2020-04-18 11:42:20,856 WARN L192 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 141 [2020-04-18 11:42:21,658 WARN L192 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 148 [2020-04-18 11:42:23,131 WARN L192 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 158 [2020-04-18 11:42:24,749 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2020-04-18 11:42:25,452 WARN L192 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 137 [2020-04-18 11:42:26,192 WARN L192 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 144 [2020-04-18 11:42:27,629 WARN L192 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 154 [2020-04-18 11:42:29,335 WARN L192 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 133 [2020-04-18 11:42:30,062 WARN L192 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 140 [2020-04-18 11:42:31,347 WARN L192 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 150 [2020-04-18 11:42:32,952 WARN L192 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 136 [2020-04-18 11:42:34,118 WARN L192 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 146 [2020-04-18 11:42:35,921 WARN L192 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 142 [2020-04-18 11:42:37,453 WARN L192 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 138 [2020-04-18 11:42:39,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:42:39,441 INFO L93 Difference]: Finished difference Result 273 states and 483 transitions. [2020-04-18 11:42:39,441 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 483 transitions. [2020-04-18 11:42:39,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-04-18 11:42:39,443 INFO L105 Mcr]: ---- MCR iteration 4 ---- [2020-04-18 11:42:39,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:42:39,443 INFO L82 PathProgramCache]: Analyzing trace with hash -1880873459, now seen corresponding path program 6 times [2020-04-18 11:42:39,444 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:42:39,444 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863943851] [2020-04-18 11:42:39,444 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:42:39,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:42:39,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 11:42:39,902 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863943851] [2020-04-18 11:42:39,902 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:42:39,903 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-18 11:42:39,903 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:42:39,906 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:42:39,919 INFO L259 McrAutomatonBuilder]: Finished intersection with 81 states and 135 transitions. [2020-04-18 11:42:39,919 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:42:45,285 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 47 times. [2020-04-18 11:42:45,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2020-04-18 11:42:45,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3910, Invalid=26540, Unknown=0, NotChecked=0, Total=30450 [2020-04-18 11:42:45,287 INFO L87 Difference]: Start difference. First operand 273 states and 483 transitions. Second operand 55 states. [2020-04-18 11:42:47,302 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 112 [2020-04-18 11:42:48,372 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 108 [2020-04-18 11:42:49,297 WARN L192 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 155 [2020-04-18 11:42:50,545 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 104 [2020-04-18 11:42:51,376 WARN L192 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 151 [2020-04-18 11:42:52,441 WARN L192 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 157 [2020-04-18 11:42:53,740 WARN L192 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 100 [2020-04-18 11:42:54,519 WARN L192 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 147 [2020-04-18 11:42:55,395 WARN L192 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 153 [2020-04-18 11:42:56,563 WARN L192 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 126 [2020-04-18 11:42:57,400 WARN L192 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 96 [2020-04-18 11:42:58,214 WARN L192 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 143 [2020-04-18 11:42:59,040 WARN L192 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 149 [2020-04-18 11:43:00,585 WARN L192 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 204 [2020-04-18 11:43:01,912 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 92 [2020-04-18 11:43:02,598 WARN L192 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 139 [2020-04-18 11:43:03,450 WARN L192 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 145 [2020-04-18 11:43:05,023 WARN L192 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 202 [2020-04-18 11:43:06,381 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2020-04-18 11:43:07,070 WARN L192 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 135 [2020-04-18 11:43:07,817 WARN L192 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 141 [2020-04-18 11:43:09,203 WARN L192 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 196 [2020-04-18 11:43:10,750 WARN L192 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 131 [2020-04-18 11:43:11,513 WARN L192 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 137 [2020-04-18 11:43:12,788 WARN L192 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 192 [2020-04-18 11:43:14,273 WARN L192 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 133 [2020-04-18 11:43:15,459 WARN L192 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 188 [2020-04-18 11:43:17,313 WARN L192 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 186 [2020-04-18 11:43:18,840 WARN L192 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 182 [2020-04-18 11:43:20,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:43:20,696 INFO L93 Difference]: Finished difference Result 288 states and 497 transitions. [2020-04-18 11:43:20,696 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 497 transitions. [2020-04-18 11:43:20,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-04-18 11:43:20,697 INFO L105 Mcr]: ---- MCR iteration 5 ---- [2020-04-18 11:43:20,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:43:20,697 INFO L82 PathProgramCache]: Analyzing trace with hash -873392049, now seen corresponding path program 7 times [2020-04-18 11:43:20,697 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:43:20,698 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783907488] [2020-04-18 11:43:20,698 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:43:20,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:43:21,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 11:43:21,193 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783907488] [2020-04-18 11:43:21,193 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:43:21,193 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-04-18 11:43:21,193 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:43:21,197 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:43:21,211 INFO L259 McrAutomatonBuilder]: Finished intersection with 68 states and 109 transitions. [2020-04-18 11:43:21,211 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:43:26,771 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 23 times. [2020-04-18 11:43:26,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2020-04-18 11:43:26,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6382, Invalid=44920, Unknown=0, NotChecked=0, Total=51302 [2020-04-18 11:43:26,774 INFO L87 Difference]: Start difference. First operand 288 states and 497 transitions. Second operand 36 states. [2020-04-18 11:43:28,207 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 73 [2020-04-18 11:43:28,860 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 76 [2020-04-18 11:43:29,422 WARN L192 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 108 [2020-04-18 11:43:30,306 WARN L192 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 114 [2020-04-18 11:43:30,926 WARN L192 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 104 [2020-04-18 11:43:31,827 WARN L192 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 110 [2020-04-18 11:43:32,425 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 83 [2020-04-18 11:43:32,994 WARN L192 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 100 [2020-04-18 11:43:33,517 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 48 [2020-04-18 11:43:34,065 WARN L192 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 106 [2020-04-18 11:43:34,912 WARN L192 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2020-04-18 11:43:35,706 WARN L192 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 96 [2020-04-18 11:43:36,498 WARN L192 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 102 [2020-04-18 11:43:37,380 WARN L192 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 117 [2020-04-18 11:43:38,185 WARN L192 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 92 [2020-04-18 11:43:38,984 WARN L192 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 98 [2020-04-18 11:43:39,781 WARN L192 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 111 [2020-04-18 11:43:40,545 WARN L192 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 88 [2020-04-18 11:43:41,294 WARN L192 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 94 [2020-04-18 11:43:42,057 WARN L192 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 107 [2020-04-18 11:43:43,353 WARN L192 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 105 [2020-04-18 11:43:44,415 WARN L192 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 101 [2020-04-18 11:43:45,652 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 56 [2020-04-18 11:43:46,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:43:46,041 INFO L93 Difference]: Finished difference Result 327 states and 559 transitions. [2020-04-18 11:43:46,041 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 559 transitions. [2020-04-18 11:43:46,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-04-18 11:43:46,042 INFO L105 Mcr]: ---- MCR iteration 6 ---- [2020-04-18 11:43:46,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:43:46,043 INFO L82 PathProgramCache]: Analyzing trace with hash -1833379159, now seen corresponding path program 8 times [2020-04-18 11:43:46,043 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:43:46,043 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107804584] [2020-04-18 11:43:46,043 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:43:46,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:43:46,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 11:43:46,520 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107804584] [2020-04-18 11:43:46,520 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:43:46,521 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-18 11:43:46,521 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:43:46,524 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:43:46,536 INFO L259 McrAutomatonBuilder]: Finished intersection with 62 states and 97 transitions. [2020-04-18 11:43:46,536 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:43:51,154 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 16 times. [2020-04-18 11:43:51,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-04-18 11:43:51,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9140, Invalid=62416, Unknown=0, NotChecked=0, Total=71556 [2020-04-18 11:43:51,158 INFO L87 Difference]: Start difference. First operand 327 states and 559 transitions. Second operand 29 states. [2020-04-18 11:43:54,099 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 49 [2020-04-18 11:43:55,329 WARN L192 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 94 [2020-04-18 11:43:56,222 WARN L192 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 112 [2020-04-18 11:43:57,103 WARN L192 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 108 [2020-04-18 11:43:58,449 WARN L192 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 104 [2020-04-18 11:43:59,546 WARN L192 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 100 [2020-04-18 11:44:00,824 WARN L192 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 96 [2020-04-18 11:44:01,685 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 55 [2020-04-18 11:44:03,942 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 64 [2020-04-18 11:44:04,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:44:04,756 INFO L93 Difference]: Finished difference Result 426 states and 723 transitions. [2020-04-18 11:44:04,757 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 723 transitions. [2020-04-18 11:44:04,757 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 11:44:04,759 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1175518009] [2020-04-18 11:44:04,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 11:44:04,759 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-04-18 11:44:04,760 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1175518009] [2020-04-18 11:44:04,760 INFO L459 AbstractCegarLoop]: Interpolant automaton has 157 states [2020-04-18 11:44:04,760 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 11:44:04,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2020-04-18 11:44:04,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11114, Invalid=74442, Unknown=0, NotChecked=0, Total=85556 [2020-04-18 11:44:04,763 INFO L87 Difference]: Start difference. First operand 1661 states and 4733 transitions. Second operand 157 states. [2020-04-18 11:44:13,017 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 96 Received shutdown request... [2020-04-18 11:44:13,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-04-18 11:44:13,868 WARN L544 AbstractCegarLoop]: Verification canceled [2020-04-18 11:44:13,873 WARN L228 ceAbstractionStarter]: Timeout [2020-04-18 11:44:13,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.04 11:44:13 BasicIcfg [2020-04-18 11:44:13,874 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-04-18 11:44:13,875 INFO L168 Benchmark]: Toolchain (without parser) took 263020.95 ms. Allocated memory was 138.4 MB in the beginning and 236.5 MB in the end (delta: 98.0 MB). Free memory was 100.6 MB in the beginning and 5.9 MB in the end (delta: 94.7 MB). Peak memory consumption was 192.7 MB. Max. memory is 7.1 GB. [2020-04-18 11:44:13,875 INFO L168 Benchmark]: CDTParser took 1.31 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-04-18 11:44:13,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 926.56 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 98.6 MB in the beginning and 122.8 MB in the end (delta: -24.2 MB). Peak memory consumption was 45.0 MB. Max. memory is 7.1 GB. [2020-04-18 11:44:13,876 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.73 ms. Allocated memory is still 202.4 MB. Free memory was 122.8 MB in the beginning and 120.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-04-18 11:44:13,877 INFO L168 Benchmark]: Boogie Preprocessor took 47.89 ms. Allocated memory is still 202.4 MB. Free memory was 120.0 MB in the beginning and 117.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-04-18 11:44:13,877 INFO L168 Benchmark]: RCFGBuilder took 720.79 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 117.3 MB in the beginning and 191.8 MB in the end (delta: -74.5 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. [2020-04-18 11:44:13,878 INFO L168 Benchmark]: TraceAbstraction took 261239.29 ms. Allocated memory was 235.9 MB in the beginning and 236.5 MB in the end (delta: 524.3 kB). Free memory was 191.8 MB in the beginning and 5.9 MB in the end (delta: 185.9 MB). Peak memory consumption was 186.4 MB. Max. memory is 7.1 GB. [2020-04-18 11:44:13,880 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.31 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 926.56 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 98.6 MB in the beginning and 122.8 MB in the end (delta: -24.2 MB). Peak memory consumption was 45.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 66.73 ms. Allocated memory is still 202.4 MB. Free memory was 122.8 MB in the beginning and 120.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.89 ms. Allocated memory is still 202.4 MB. Free memory was 120.0 MB in the beginning and 117.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 720.79 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 117.3 MB in the beginning and 191.8 MB in the end (delta: -74.5 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 261239.29 ms. Allocated memory was 235.9 MB in the beginning and 236.5 MB in the end (delta: 524.3 kB). Free memory was 191.8 MB in the beginning and 5.9 MB in the end (delta: 185.9 MB). Peak memory consumption was 186.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 5.4s, 189 ProgramPointsBefore, 60 ProgramPointsAfterwards, 201 TransitionsBefore, 65 TransitionsAfterwards, 16584 CoEnabledTransitionPairs, 7 FixpointIterations, 26 TrivialSequentialCompositions, 109 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 31 ConcurrentYvCompositions, 7 ChoiceCompositions, 8663 VarBasedMoverChecksPositive, 327 VarBasedMoverChecksNegative, 267 SemBasedMoverChecksPositive, 138 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.5s, 0 MoverChecksTotal, 27423 CheckedPairsTotal, 166 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 1049]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1049). Cancelled while BasicCegarLoop was constructing difference of abstraction (1661states) and FLOYD_HOARE automaton (currently 21 states, 157 states before enhancement),while ReachableStatesComputation was computing reachable states (161 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1054). Cancelled while BasicCegarLoop was constructing difference of abstraction (1661states) and FLOYD_HOARE automaton (currently 21 states, 157 states before enhancement),while ReachableStatesComputation was computing reachable states (161 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1053]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1053). Cancelled while BasicCegarLoop was constructing difference of abstraction (1661states) and FLOYD_HOARE automaton (currently 21 states, 157 states before enhancement),while ReachableStatesComputation was computing reachable states (161 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1050]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1050). Cancelled while BasicCegarLoop was constructing difference of abstraction (1661states) and FLOYD_HOARE automaton (currently 21 states, 157 states before enhancement),while ReachableStatesComputation was computing reachable states (161 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 183 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 261.0s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 25.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 5.5s, HoareTripleCheckerStatistics: 158 SDtfs, 1116 SDslu, 3005 SDs, 0 SdLazy, 14508 SolverSat, 224 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1094 GetRequests, 328 SyntacticMatches, 194 SemanticMatches, 572 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87214 ImplicationChecksByTransitivity, 138.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2898occurred 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: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 115 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown