/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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -i ../../../trunk/examples/svcomp/pthread/queue_longer.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-bf4350c [2020-09-17 14:50:00,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-17 14:50:00,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-17 14:50:00,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-17 14:50:00,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-17 14:50:00,230 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-17 14:50:00,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-17 14:50:00,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-17 14:50:00,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-17 14:50:00,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-17 14:50:00,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-17 14:50:00,247 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-17 14:50:00,247 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-17 14:50:00,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-17 14:50:00,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-17 14:50:00,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-17 14:50:00,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-17 14:50:00,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-17 14:50:00,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-17 14:50:00,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-17 14:50:00,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-17 14:50:00,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-17 14:50:00,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-17 14:50:00,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-17 14:50:00,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-17 14:50:00,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-17 14:50:00,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-17 14:50:00,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-17 14:50:00,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-17 14:50:00,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-17 14:50:00,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-17 14:50:00,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-17 14:50:00,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-17 14:50:00,304 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-17 14:50:00,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-17 14:50:00,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-17 14:50:00,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-17 14:50:00,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-17 14:50:00,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-17 14:50:00,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-17 14:50:00,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-17 14:50:00,312 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-09-17 14:50:00,357 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-17 14:50:00,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-17 14:50:00,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-17 14:50:00,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-17 14:50:00,360 INFO L138 SettingsManager]: * Use SBE=true [2020-09-17 14:50:00,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-17 14:50:00,361 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-17 14:50:00,361 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-17 14:50:00,361 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-17 14:50:00,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-17 14:50:00,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-17 14:50:00,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-17 14:50:00,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-17 14:50:00,364 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-17 14:50:00,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-17 14:50:00,364 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-17 14:50:00,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-17 14:50:00,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-17 14:50:00,365 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-17 14:50:00,365 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-17 14:50:00,366 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-17 14:50:00,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-17 14:50:00,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-17 14:50:00,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-09-17 14:50:00,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-17 14:50:00,367 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-17 14:50:00,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-17 14:50:00,367 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-09-17 14:50:00,367 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-09-17 14:50:00,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-17 14:50:00,368 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-09-17 14:50:01,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-17 14:50:01,485 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-17 14:50:01,489 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-17 14:50:01,491 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-17 14:50:01,493 INFO L275 PluginConnector]: CDTParser initialized [2020-09-17 14:50:01,494 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longer.i [2020-09-17 14:50:01,580 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe3b13fd4/8275a5b8192c4dfc98221d39b75e7f23/FLAG640eb3b2b [2020-09-17 14:50:02,256 INFO L306 CDTParser]: Found 1 translation units. [2020-09-17 14:50:02,257 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longer.i [2020-09-17 14:50:02,275 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe3b13fd4/8275a5b8192c4dfc98221d39b75e7f23/FLAG640eb3b2b [2020-09-17 14:50:02,480 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe3b13fd4/8275a5b8192c4dfc98221d39b75e7f23 [2020-09-17 14:50:02,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-17 14:50:02,500 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-09-17 14:50:02,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-17 14:50:02,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-17 14:50:02,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-17 14:50:02,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:50:02" (1/1) ... [2020-09-17 14:50:02,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40c8193b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:02, skipping insertion in model container [2020-09-17 14:50:02,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:50:02" (1/1) ... [2020-09-17 14:50:02,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-17 14:50:02,611 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-17 14:50:03,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-17 14:50:03,477 INFO L203 MainTranslator]: Completed pre-run [2020-09-17 14:50:03,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-17 14:50:03,704 INFO L208 MainTranslator]: Completed translation [2020-09-17 14:50:03,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:03 WrapperNode [2020-09-17 14:50:03,705 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-17 14:50:03,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-17 14:50:03,707 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-17 14:50:03,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-17 14:50:03,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:03" (1/1) ... [2020-09-17 14:50:03,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:03" (1/1) ... [2020-09-17 14:50:03,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-17 14:50:03,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-17 14:50:03,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-17 14:50:03,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-17 14:50:03,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:03" (1/1) ... [2020-09-17 14:50:03,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:03" (1/1) ... [2020-09-17 14:50:03,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:03" (1/1) ... [2020-09-17 14:50:03,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:03" (1/1) ... [2020-09-17 14:50:03,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:03" (1/1) ... [2020-09-17 14:50:03,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:03" (1/1) ... [2020-09-17 14:50:03,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:03" (1/1) ... [2020-09-17 14:50:03,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-17 14:50:03,885 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-17 14:50:03,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-17 14:50:03,886 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-17 14:50:03,889 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:03" (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 [2020-09-17 14:50:03,971 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-09-17 14:50:03,971 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-09-17 14:50:03,971 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-09-17 14:50:03,972 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-09-17 14:50:03,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-17 14:50:03,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-17 14:50:03,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-17 14:50:03,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-17 14:50:03,973 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-09-17 14:50:03,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-17 14:50:03,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-17 14:50:03,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-17 14:50:03,976 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-17 14:50:04,742 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-17 14:50:04,743 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-09-17 14:50:04,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:50:04 BoogieIcfgContainer [2020-09-17 14:50:04,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-17 14:50:04,752 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-17 14:50:04,753 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-17 14:50:04,757 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-17 14:50:04,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.09 02:50:02" (1/3) ... [2020-09-17 14:50:04,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@727c2daa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.09 02:50:04, skipping insertion in model container [2020-09-17 14:50:04,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:03" (2/3) ... [2020-09-17 14:50:04,760 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@727c2daa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.09 02:50:04, skipping insertion in model container [2020-09-17 14:50:04,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:50:04" (3/3) ... [2020-09-17 14:50:04,765 INFO L109 eAbstractionObserver]: Analyzing ICFG queue_longer.i [2020-09-17 14:50:04,780 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-17 14:50:04,780 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-17 14:50:04,790 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-09-17 14:50:04,791 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-17 14:50:04,836 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,836 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,836 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,837 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,837 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,837 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,838 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,838 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,838 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,838 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,839 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,839 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,839 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,839 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,839 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,840 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,841 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,841 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,841 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,841 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,841 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,842 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,842 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,842 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,842 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,842 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,843 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,843 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,843 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,843 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,843 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,844 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,844 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,844 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,844 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,845 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,845 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,845 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,845 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,845 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,846 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,846 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,846 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,846 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,847 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,847 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,847 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,847 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,847 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,848 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,848 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,848 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,848 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,849 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,849 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,849 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,849 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,849 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,850 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,850 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,850 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,850 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,850 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,851 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,851 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,851 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,851 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,852 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,852 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,852 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,852 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,853 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,853 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,853 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,854 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,854 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,854 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,854 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,854 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,855 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,855 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,855 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,855 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,855 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,856 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,856 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,856 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,856 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,857 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,857 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,857 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,857 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,857 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,858 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,858 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,858 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,858 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,859 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,859 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,859 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,859 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,859 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,860 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,860 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,860 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,860 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,861 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,861 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,861 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,861 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,862 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,862 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,862 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,862 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,862 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,863 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,863 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,863 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,864 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,864 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,864 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,864 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,864 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,865 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,865 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,865 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,865 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,865 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,865 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,866 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,866 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,866 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,866 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,866 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,867 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,867 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,867 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,867 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,867 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,868 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,868 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,868 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,868 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,868 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,869 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,869 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,869 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,869 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,869 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,870 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,870 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,870 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,870 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,870 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,871 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,871 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,871 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,871 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,871 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,871 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,872 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,872 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,872 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,872 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,872 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,873 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,873 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,873 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,873 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,874 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,874 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,874 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,874 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,874 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,875 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,875 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,875 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,875 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,875 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,876 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,876 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,876 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,876 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,876 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,877 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,877 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,877 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,877 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,877 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,878 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,882 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,882 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,883 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,883 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,883 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,883 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,884 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,884 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,884 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,884 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,884 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,884 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,885 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,885 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,885 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,885 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,887 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,887 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,887 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,888 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,888 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,888 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,888 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,888 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,889 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,889 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,889 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,889 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,889 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,890 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,890 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,890 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,890 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,890 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,891 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,891 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,891 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,891 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,891 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,892 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,892 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,892 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,892 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,892 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,892 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,893 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,893 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,893 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,893 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,893 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,894 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,894 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,894 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,894 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,895 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,895 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,895 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,895 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,895 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,895 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,896 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,896 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,896 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,896 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,896 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,897 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,897 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,897 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,897 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,897 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,898 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,898 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,898 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,898 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,898 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,899 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,899 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,899 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,899 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,899 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,900 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,900 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,900 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,900 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,900 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,901 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,901 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,901 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,901 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,901 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,907 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,907 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,907 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,908 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,908 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,908 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,908 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,908 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,909 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,909 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,909 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,909 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,909 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,910 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,910 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,910 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,910 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,910 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,911 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,911 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,911 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,911 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,911 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,912 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,912 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,912 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,912 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,912 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,913 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,913 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,913 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,913 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,913 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,914 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,914 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,923 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,923 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,923 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,924 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,924 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,924 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,924 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,924 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,925 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,925 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,925 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,925 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,925 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,925 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,926 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,926 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,926 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,926 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,926 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,927 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,927 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,927 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:04,957 INFO L251 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-09-17 14:50:04,985 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-17 14:50:04,985 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-17 14:50:04,985 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-17 14:50:04,985 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-09-17 14:50:04,985 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-17 14:50:04,986 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-17 14:50:04,986 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-17 14:50:04,986 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-17 14:50:05,011 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 234 places, 244 transitions, 510 flow [2020-09-17 14:50:05,014 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 234 places, 244 transitions, 510 flow [2020-09-17 14:50:05,125 INFO L129 PetriNetUnfolder]: 16/244 cut-off events. [2020-09-17 14:50:05,126 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-09-17 14:50:05,138 INFO L80 FinitePrefix]: Finished finitePrefix Result has 255 conditions, 244 events. 16/244 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 381 event pairs, 0 based on Foata normal form. 0/226 useless extension candidates. Maximal degree in co-relation 179. Up to 3 conditions per place. [2020-09-17 14:50:05,152 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 234 places, 244 transitions, 510 flow [2020-09-17 14:50:05,213 INFO L129 PetriNetUnfolder]: 16/244 cut-off events. [2020-09-17 14:50:05,213 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-09-17 14:50:05,223 INFO L80 FinitePrefix]: Finished finitePrefix Result has 255 conditions, 244 events. 16/244 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 381 event pairs, 0 based on Foata normal form. 0/226 useless extension candidates. Maximal degree in co-relation 179. Up to 3 conditions per place. [2020-09-17 14:50:05,238 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 14896 [2020-09-17 14:50:05,241 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-09-17 14:50:08,401 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2020-09-17 14:50:08,917 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-09-17 14:50:09,827 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 109 [2020-09-17 14:50:10,166 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-09-17 14:50:10,295 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 57 [2020-09-17 14:50:11,260 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-09-17 14:50:12,031 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-09-17 14:50:12,066 INFO L206 etLargeBlockEncoding]: Checked pairs total: 33987 [2020-09-17 14:50:12,066 INFO L214 etLargeBlockEncoding]: Total number of compositions: 196 [2020-09-17 14:50:12,070 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 71 places, 76 transitions, 174 flow [2020-09-17 14:50:12,149 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1506 states. [2020-09-17 14:50:12,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states. [2020-09-17 14:50:12,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-09-17 14:50:12,160 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:50:12,162 INFO L422 BasicCegarLoop]: trace histogram [1] [2020-09-17 14:50:12,162 INFO L427 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:50:12,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:50:12,171 INFO L82 PathProgramCache]: Analyzing trace with hash 954, now seen corresponding path program 1 times [2020-09-17 14:50:12,195 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:50:12,195 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045313685] [2020-09-17 14:50:12,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:50:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:12,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:12,341 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045313685] [2020-09-17 14:50:12,342 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 14:50:12,343 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-09-17 14:50:12,343 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [213789031] [2020-09-17 14:50:12,345 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:50:12,347 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:50:12,357 INFO L274 McrAutomatonBuilder]: Finished intersection with 2 states and 1 transitions. [2020-09-17 14:50:12,357 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:50:12,358 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 14:50:12,359 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-09-17 14:50:12,359 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:50:12,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-09-17 14:50:12,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-17 14:50:12,380 INFO L87 Difference]: Start difference. First operand 1506 states. Second operand 2 states. [2020-09-17 14:50:12,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:50:12,441 INFO L93 Difference]: Finished difference Result 1505 states and 3960 transitions. [2020-09-17 14:50:12,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-09-17 14:50:12,443 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-09-17 14:50:12,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:50:12,496 INFO L225 Difference]: With dead ends: 1505 [2020-09-17 14:50:12,497 INFO L226 Difference]: Without dead ends: 1370 [2020-09-17 14:50:12,499 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-17 14:50:12,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1370 states. [2020-09-17 14:50:12,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1370 to 1370. [2020-09-17 14:50:12,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1370 states. [2020-09-17 14:50:12,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1370 states and 3635 transitions. [2020-09-17 14:50:12,659 INFO L78 Accepts]: Start accepts. Automaton has 1370 states and 3635 transitions. Word has length 1 [2020-09-17 14:50:12,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:50:12,659 INFO L479 AbstractCegarLoop]: Abstraction has 1370 states and 3635 transitions. [2020-09-17 14:50:12,659 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-09-17 14:50:12,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 3635 transitions. [2020-09-17 14:50:12,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-09-17 14:50:12,666 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:50:12,666 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:50:12,668 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-17 14:50:12,669 INFO L427 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:50:12,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:50:12,669 INFO L82 PathProgramCache]: Analyzing trace with hash -700961165, now seen corresponding path program 1 times [2020-09-17 14:50:12,670 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:50:12,670 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683897107] [2020-09-17 14:50:12,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:50:12,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:12,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:12,879 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683897107] [2020-09-17 14:50:12,880 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 14:50:12,880 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-17 14:50:12,880 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1223540073] [2020-09-17 14:50:12,880 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:50:12,882 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:50:12,885 INFO L274 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2020-09-17 14:50:12,885 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:50:12,886 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 14:50:12,887 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-17 14:50:12,887 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:50:12,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-17 14:50:12,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-17 14:50:12,888 INFO L87 Difference]: Start difference. First operand 1370 states and 3635 transitions. Second operand 3 states. [2020-09-17 14:50:12,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:50:12,921 INFO L93 Difference]: Finished difference Result 1370 states and 3590 transitions. [2020-09-17 14:50:12,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-17 14:50:12,922 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-09-17 14:50:12,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:50:12,932 INFO L225 Difference]: With dead ends: 1370 [2020-09-17 14:50:12,932 INFO L226 Difference]: Without dead ends: 1370 [2020-09-17 14:50:12,933 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-17 14:50:12,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1370 states. [2020-09-17 14:50:12,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1370 to 1370. [2020-09-17 14:50:12,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1370 states. [2020-09-17 14:50:12,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1370 states and 3590 transitions. [2020-09-17 14:50:12,977 INFO L78 Accepts]: Start accepts. Automaton has 1370 states and 3590 transitions. Word has length 11 [2020-09-17 14:50:12,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:50:12,978 INFO L479 AbstractCegarLoop]: Abstraction has 1370 states and 3590 transitions. [2020-09-17 14:50:12,978 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-17 14:50:12,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 3590 transitions. [2020-09-17 14:50:12,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-09-17 14:50:12,981 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:50:12,981 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:50:12,981 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-17 14:50:12,982 INFO L427 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:50:12,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:50:12,982 INFO L82 PathProgramCache]: Analyzing trace with hash 688839195, now seen corresponding path program 1 times [2020-09-17 14:50:12,982 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:50:12,983 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880468407] [2020-09-17 14:50:12,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:50:13,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:13,475 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2020-09-17 14:50:13,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:13,544 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880468407] [2020-09-17 14:50:13,544 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 14:50:13,544 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-17 14:50:13,545 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1279860360] [2020-09-17 14:50:13,545 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:50:13,547 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:50:13,550 INFO L274 McrAutomatonBuilder]: Finished intersection with 14 states and 13 transitions. [2020-09-17 14:50:13,550 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:50:13,551 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 14:50:13,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-17 14:50:13,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:50:13,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-17 14:50:13,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-09-17 14:50:13,552 INFO L87 Difference]: Start difference. First operand 1370 states and 3590 transitions. Second operand 6 states. [2020-09-17 14:50:13,775 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-09-17 14:50:13,987 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-09-17 14:50:14,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:50:14,713 INFO L93 Difference]: Finished difference Result 1369 states and 3587 transitions. [2020-09-17 14:50:14,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-17 14:50:14,716 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2020-09-17 14:50:14,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:50:14,727 INFO L225 Difference]: With dead ends: 1369 [2020-09-17 14:50:14,727 INFO L226 Difference]: Without dead ends: 1369 [2020-09-17 14:50:14,728 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-09-17 14:50:14,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1369 states. [2020-09-17 14:50:14,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1369 to 1369. [2020-09-17 14:50:14,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1369 states. [2020-09-17 14:50:14,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1369 states and 3587 transitions. [2020-09-17 14:50:14,768 INFO L78 Accepts]: Start accepts. Automaton has 1369 states and 3587 transitions. Word has length 13 [2020-09-17 14:50:14,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:50:14,769 INFO L479 AbstractCegarLoop]: Abstraction has 1369 states and 3587 transitions. [2020-09-17 14:50:14,769 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-17 14:50:14,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 3587 transitions. [2020-09-17 14:50:14,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-09-17 14:50:14,778 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:50:14,778 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:50:14,778 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-17 14:50:14,778 INFO L427 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:50:14,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:50:14,779 INFO L82 PathProgramCache]: Analyzing trace with hash 507372402, now seen corresponding path program 1 times [2020-09-17 14:50:14,779 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:50:14,780 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536608314] [2020-09-17 14:50:14,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:50:14,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:15,207 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2020-09-17 14:50:15,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:15,329 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536608314] [2020-09-17 14:50:15,329 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 14:50:15,329 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-09-17 14:50:15,330 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [50232251] [2020-09-17 14:50:15,330 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:50:15,333 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:50:15,336 INFO L274 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-09-17 14:50:15,337 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:50:15,337 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 14:50:15,337 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-17 14:50:15,338 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:50:15,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-17 14:50:15,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-09-17 14:50:15,338 INFO L87 Difference]: Start difference. First operand 1369 states and 3587 transitions. Second operand 7 states. [2020-09-17 14:50:15,583 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-09-17 14:50:15,827 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-09-17 14:50:17,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:50:17,007 INFO L93 Difference]: Finished difference Result 1550 states and 4041 transitions. [2020-09-17 14:50:17,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-17 14:50:17,008 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2020-09-17 14:50:17,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:50:17,018 INFO L225 Difference]: With dead ends: 1550 [2020-09-17 14:50:17,018 INFO L226 Difference]: Without dead ends: 1550 [2020-09-17 14:50:17,019 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-09-17 14:50:17,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1550 states. [2020-09-17 14:50:17,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1550 to 1504. [2020-09-17 14:50:17,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1504 states. [2020-09-17 14:50:17,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1504 states and 3925 transitions. [2020-09-17 14:50:17,102 INFO L78 Accepts]: Start accepts. Automaton has 1504 states and 3925 transitions. Word has length 14 [2020-09-17 14:50:17,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:50:17,102 INFO L479 AbstractCegarLoop]: Abstraction has 1504 states and 3925 transitions. [2020-09-17 14:50:17,102 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-17 14:50:17,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 3925 transitions. [2020-09-17 14:50:17,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-09-17 14:50:17,103 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:50:17,104 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:50:17,104 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-17 14:50:17,104 INFO L427 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:50:17,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:50:17,106 INFO L82 PathProgramCache]: Analyzing trace with hash -397251134, now seen corresponding path program 1 times [2020-09-17 14:50:17,106 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:50:17,106 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040527497] [2020-09-17 14:50:17,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:50:17,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:17,544 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2020-09-17 14:50:17,748 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2020-09-17 14:50:18,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:18,047 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040527497] [2020-09-17 14:50:18,047 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 14:50:18,047 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-17 14:50:18,047 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1872517706] [2020-09-17 14:50:18,048 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:50:18,050 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:50:18,052 INFO L274 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-09-17 14:50:18,052 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:50:18,053 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 14:50:18,053 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-17 14:50:18,053 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:50:18,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-17 14:50:18,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-17 14:50:18,054 INFO L87 Difference]: Start difference. First operand 1504 states and 3925 transitions. Second operand 10 states. [2020-09-17 14:50:18,384 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 47 [2020-09-17 14:50:19,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:50:19,060 INFO L93 Difference]: Finished difference Result 1509 states and 3936 transitions. [2020-09-17 14:50:19,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-17 14:50:19,061 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 14 [2020-09-17 14:50:19,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:50:19,070 INFO L225 Difference]: With dead ends: 1509 [2020-09-17 14:50:19,070 INFO L226 Difference]: Without dead ends: 1509 [2020-09-17 14:50:19,071 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2020-09-17 14:50:19,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1509 states. [2020-09-17 14:50:19,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1509 to 1502. [2020-09-17 14:50:19,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1502 states. [2020-09-17 14:50:19,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1502 states and 3921 transitions. [2020-09-17 14:50:19,113 INFO L78 Accepts]: Start accepts. Automaton has 1502 states and 3921 transitions. Word has length 14 [2020-09-17 14:50:19,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:50:19,113 INFO L479 AbstractCegarLoop]: Abstraction has 1502 states and 3921 transitions. [2020-09-17 14:50:19,113 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-17 14:50:19,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 3921 transitions. [2020-09-17 14:50:19,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-09-17 14:50:19,115 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:50:19,115 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:50:19,115 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-17 14:50:19,115 INFO L427 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:50:19,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:50:19,116 INFO L82 PathProgramCache]: Analyzing trace with hash -178504750, now seen corresponding path program 1 times [2020-09-17 14:50:19,116 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:50:19,116 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226598164] [2020-09-17 14:50:19,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:50:19,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:19,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:19,165 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226598164] [2020-09-17 14:50:19,166 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 14:50:19,166 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-17 14:50:19,166 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [400950312] [2020-09-17 14:50:19,166 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:50:19,169 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:50:19,173 INFO L274 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-09-17 14:50:19,173 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:50:19,174 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 14:50:19,174 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-17 14:50:19,174 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:50:19,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-17 14:50:19,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-17 14:50:19,175 INFO L87 Difference]: Start difference. First operand 1502 states and 3921 transitions. Second operand 3 states. [2020-09-17 14:50:19,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:50:19,195 INFO L93 Difference]: Finished difference Result 1254 states and 3205 transitions. [2020-09-17 14:50:19,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-17 14:50:19,196 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2020-09-17 14:50:19,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:50:19,238 INFO L225 Difference]: With dead ends: 1254 [2020-09-17 14:50:19,238 INFO L226 Difference]: Without dead ends: 1212 [2020-09-17 14:50:19,238 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-17 14:50:19,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1212 states. [2020-09-17 14:50:19,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1212 to 1212. [2020-09-17 14:50:19,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1212 states. [2020-09-17 14:50:19,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 1212 states and 3108 transitions. [2020-09-17 14:50:19,267 INFO L78 Accepts]: Start accepts. Automaton has 1212 states and 3108 transitions. Word has length 14 [2020-09-17 14:50:19,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:50:19,269 INFO L479 AbstractCegarLoop]: Abstraction has 1212 states and 3108 transitions. [2020-09-17 14:50:19,269 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-17 14:50:19,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 3108 transitions. [2020-09-17 14:50:19,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-17 14:50:19,271 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:50:19,271 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:50:19,271 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-17 14:50:19,271 INFO L427 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:50:19,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:50:19,272 INFO L82 PathProgramCache]: Analyzing trace with hash -1727754421, now seen corresponding path program 1 times [2020-09-17 14:50:19,272 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:50:19,272 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197493547] [2020-09-17 14:50:19,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:50:19,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:19,585 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2020-09-17 14:50:19,794 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 43 [2020-09-17 14:50:20,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:20,208 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197493547] [2020-09-17 14:50:20,208 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 14:50:20,208 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-17 14:50:20,208 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [164357323] [2020-09-17 14:50:20,209 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:50:20,211 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:50:20,213 INFO L274 McrAutomatonBuilder]: Finished intersection with 16 states and 15 transitions. [2020-09-17 14:50:20,213 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:50:20,214 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 14:50:20,214 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-17 14:50:20,214 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:50:20,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-17 14:50:20,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-09-17 14:50:20,215 INFO L87 Difference]: Start difference. First operand 1212 states and 3108 transitions. Second operand 11 states. [2020-09-17 14:50:20,544 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2020-09-17 14:50:21,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:50:21,368 INFO L93 Difference]: Finished difference Result 1357 states and 3469 transitions. [2020-09-17 14:50:21,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-17 14:50:21,369 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2020-09-17 14:50:21,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:50:21,377 INFO L225 Difference]: With dead ends: 1357 [2020-09-17 14:50:21,377 INFO L226 Difference]: Without dead ends: 1302 [2020-09-17 14:50:21,377 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2020-09-17 14:50:21,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1302 states. [2020-09-17 14:50:21,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1302 to 1211. [2020-09-17 14:50:21,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1211 states. [2020-09-17 14:50:21,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 1211 states and 3116 transitions. [2020-09-17 14:50:21,408 INFO L78 Accepts]: Start accepts. Automaton has 1211 states and 3116 transitions. Word has length 15 [2020-09-17 14:50:21,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:50:21,408 INFO L479 AbstractCegarLoop]: Abstraction has 1211 states and 3116 transitions. [2020-09-17 14:50:21,408 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-17 14:50:21,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 3116 transitions. [2020-09-17 14:50:21,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-17 14:50:21,409 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:50:21,409 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:50:21,410 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-17 14:50:21,410 INFO L427 AbstractCegarLoop]: === Iteration 8 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:50:21,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:50:21,410 INFO L82 PathProgramCache]: Analyzing trace with hash 570049493, now seen corresponding path program 2 times [2020-09-17 14:50:21,410 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:50:21,411 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909034063] [2020-09-17 14:50:21,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:50:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:32,590 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 33 [2020-09-17 14:50:32,963 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 38 [2020-09-17 14:50:33,220 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 43 [2020-09-17 14:50:33,653 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 53 [2020-09-17 14:50:34,301 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 54 [2020-09-17 14:50:35,244 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 59 [2020-09-17 14:50:36,049 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 55 [2020-09-17 14:50:36,752 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 54 [2020-09-17 14:50:36,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:36,944 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909034063] [2020-09-17 14:50:36,944 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 14:50:36,944 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-17 14:50:36,944 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [94401387] [2020-09-17 14:50:36,945 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:50:36,946 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:50:36,949 INFO L274 McrAutomatonBuilder]: Finished intersection with 16 states and 15 transitions. [2020-09-17 14:50:36,949 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:50:36,950 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 14:50:36,950 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-17 14:50:36,950 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:50:36,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-17 14:50:36,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-09-17 14:50:36,951 INFO L87 Difference]: Start difference. First operand 1211 states and 3116 transitions. Second operand 12 states. [2020-09-17 14:50:37,560 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2020-09-17 14:50:40,266 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 58 [2020-09-17 14:50:44,859 WARN L193 SmtUtils]: Spent 2.72 s on a formula simplification that was a NOOP. DAG size: 103 [2020-09-17 14:50:49,528 WARN L193 SmtUtils]: Spent 3.01 s on a formula simplification that was a NOOP. DAG size: 115 [2020-09-17 14:51:01,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:51:01,161 INFO L93 Difference]: Finished difference Result 1235 states and 3190 transitions. [2020-09-17 14:51:01,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-17 14:51:01,163 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 15 [2020-09-17 14:51:01,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:51:01,168 INFO L225 Difference]: With dead ends: 1235 [2020-09-17 14:51:01,169 INFO L226 Difference]: Without dead ends: 1220 [2020-09-17 14:51:01,169 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 12.1s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2020-09-17 14:51:01,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1220 states. [2020-09-17 14:51:01,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1220 to 1121. [2020-09-17 14:51:01,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1121 states. [2020-09-17 14:51:01,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 1121 states and 2906 transitions. [2020-09-17 14:51:01,195 INFO L78 Accepts]: Start accepts. Automaton has 1121 states and 2906 transitions. Word has length 15 [2020-09-17 14:51:01,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:51:01,196 INFO L479 AbstractCegarLoop]: Abstraction has 1121 states and 2906 transitions. [2020-09-17 14:51:01,196 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-17 14:51:01,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2906 transitions. [2020-09-17 14:51:01,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-09-17 14:51:01,198 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:51:01,198 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:51:01,199 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-17 14:51:01,199 INFO L427 AbstractCegarLoop]: === Iteration 9 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:51:01,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:51:01,199 INFO L82 PathProgramCache]: Analyzing trace with hash -1224679170, now seen corresponding path program 1 times [2020-09-17 14:51:01,200 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:51:01,200 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177685882] [2020-09-17 14:51:01,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:51:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:51:01,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:51:01,283 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177685882] [2020-09-17 14:51:01,283 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 14:51:01,283 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-17 14:51:01,283 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [472210866] [2020-09-17 14:51:01,284 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:51:01,294 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:51:01,397 INFO L274 McrAutomatonBuilder]: Finished intersection with 86 states and 133 transitions. [2020-09-17 14:51:01,398 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:51:01,632 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 14:51:01,632 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-17 14:51:01,633 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:51:01,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-17 14:51:01,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-17 14:51:01,633 INFO L87 Difference]: Start difference. First operand 1121 states and 2906 transitions. Second operand 3 states. [2020-09-17 14:51:01,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:51:01,676 INFO L93 Difference]: Finished difference Result 514 states and 1138 transitions. [2020-09-17 14:51:01,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-17 14:51:01,677 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-09-17 14:51:01,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:51:01,681 INFO L225 Difference]: With dead ends: 514 [2020-09-17 14:51:01,681 INFO L226 Difference]: Without dead ends: 508 [2020-09-17 14:51:01,681 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 40 SyntacticMatches, 10 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-17 14:51:01,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2020-09-17 14:51:01,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 412. [2020-09-17 14:51:01,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2020-09-17 14:51:01,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 915 transitions. [2020-09-17 14:51:01,694 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 915 transitions. Word has length 37 [2020-09-17 14:51:01,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:51:01,694 INFO L479 AbstractCegarLoop]: Abstraction has 412 states and 915 transitions. [2020-09-17 14:51:01,694 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-17 14:51:01,695 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 915 transitions. [2020-09-17 14:51:01,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-09-17 14:51:01,696 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:51:01,696 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:51:01,696 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-17 14:51:01,697 INFO L427 AbstractCegarLoop]: === Iteration 10 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:51:01,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:51:01,697 INFO L82 PathProgramCache]: Analyzing trace with hash -905973555, now seen corresponding path program 1 times [2020-09-17 14:51:01,697 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:51:01,698 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892446412] [2020-09-17 14:51:01,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:51:01,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:51:02,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:51:02,385 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892446412] [2020-09-17 14:51:02,386 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 14:51:02,386 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-09-17 14:51:02,386 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1908551542] [2020-09-17 14:51:02,387 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:51:02,401 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:51:02,452 INFO L274 McrAutomatonBuilder]: Finished intersection with 79 states and 118 transitions. [2020-09-17 14:51:02,453 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:51:02,512 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [37156#(not (= 400 (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604))))] [2020-09-17 14:51:02,512 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-17 14:51:02,512 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:51:02,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-17 14:51:02,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2020-09-17 14:51:02,513 INFO L87 Difference]: Start difference. First operand 412 states and 915 transitions. Second operand 14 states. [2020-09-17 14:51:03,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:51:03,486 INFO L93 Difference]: Finished difference Result 492 states and 1090 transitions. [2020-09-17 14:51:03,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-17 14:51:03,488 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 38 [2020-09-17 14:51:03,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:51:03,494 INFO L225 Difference]: With dead ends: 492 [2020-09-17 14:51:03,494 INFO L226 Difference]: Without dead ends: 492 [2020-09-17 14:51:03,495 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=125, Invalid=295, Unknown=0, NotChecked=0, Total=420 [2020-09-17 14:51:03,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2020-09-17 14:51:03,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 476. [2020-09-17 14:51:03,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 476 states. [2020-09-17 14:51:03,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 1056 transitions. [2020-09-17 14:51:03,509 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 1056 transitions. Word has length 38 [2020-09-17 14:51:03,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:51:03,509 INFO L479 AbstractCegarLoop]: Abstraction has 476 states and 1056 transitions. [2020-09-17 14:51:03,510 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-17 14:51:03,510 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1056 transitions. [2020-09-17 14:51:03,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-09-17 14:51:03,513 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:51:03,514 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:51:03,514 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-17 14:51:03,514 INFO L427 AbstractCegarLoop]: === Iteration 11 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:51:03,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:51:03,514 INFO L82 PathProgramCache]: Analyzing trace with hash -155820649, now seen corresponding path program 1 times [2020-09-17 14:51:03,515 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:51:03,515 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173391476] [2020-09-17 14:51:03,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:51:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:51:03,943 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 29 [2020-09-17 14:51:04,156 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 27 [2020-09-17 14:51:04,289 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 23 [2020-09-17 14:51:04,446 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 25 [2020-09-17 14:51:04,581 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 28 [2020-09-17 14:51:05,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:51:05,077 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173391476] [2020-09-17 14:51:05,077 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 14:51:05,077 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-17 14:51:05,077 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [999764205] [2020-09-17 14:51:05,078 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:51:05,086 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:51:05,122 INFO L274 McrAutomatonBuilder]: Finished intersection with 82 states and 123 transitions. [2020-09-17 14:51:05,123 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:51:05,153 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 14:51:05,154 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-17 14:51:05,154 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:51:05,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-17 14:51:05,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306 [2020-09-17 14:51:05,155 INFO L87 Difference]: Start difference. First operand 476 states and 1056 transitions. Second operand 18 states. [2020-09-17 14:51:06,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:51:06,672 INFO L93 Difference]: Finished difference Result 720 states and 1593 transitions. [2020-09-17 14:51:06,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-17 14:51:06,673 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 39 [2020-09-17 14:51:06,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:51:06,678 INFO L225 Difference]: With dead ends: 720 [2020-09-17 14:51:06,678 INFO L226 Difference]: Without dead ends: 711 [2020-09-17 14:51:06,679 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 8 SyntacticMatches, 3 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=166, Invalid=536, Unknown=0, NotChecked=0, Total=702 [2020-09-17 14:51:06,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 711 states. [2020-09-17 14:51:06,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 711 to 637. [2020-09-17 14:51:06,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 637 states. [2020-09-17 14:51:06,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 637 states and 1419 transitions. [2020-09-17 14:51:06,693 INFO L78 Accepts]: Start accepts. Automaton has 637 states and 1419 transitions. Word has length 39 [2020-09-17 14:51:06,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:51:06,693 INFO L479 AbstractCegarLoop]: Abstraction has 637 states and 1419 transitions. [2020-09-17 14:51:06,693 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-17 14:51:06,693 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1419 transitions. [2020-09-17 14:51:06,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-09-17 14:51:06,695 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:51:06,695 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:51:06,695 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-17 14:51:06,695 INFO L427 AbstractCegarLoop]: === Iteration 12 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:51:06,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:51:06,696 INFO L82 PathProgramCache]: Analyzing trace with hash -533631429, now seen corresponding path program 1 times [2020-09-17 14:51:06,696 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:51:06,696 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709213040] [2020-09-17 14:51:06,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:51:06,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat