/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi003_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-11 20:16:47,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-11 20:16:47,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-11 20:16:47,950 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-11 20:16:47,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-11 20:16:47,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-11 20:16:47,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-11 20:16:47,960 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-11 20:16:47,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-11 20:16:47,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-11 20:16:47,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-11 20:16:47,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-11 20:16:47,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-11 20:16:47,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-11 20:16:47,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-11 20:16:47,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-11 20:16:47,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-11 20:16:47,976 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-11 20:16:47,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-11 20:16:47,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-11 20:16:47,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-11 20:16:47,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-11 20:16:47,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-11 20:16:47,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-11 20:16:47,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-11 20:16:48,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-11 20:16:48,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-11 20:16:48,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-11 20:16:48,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-11 20:16:48,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-11 20:16:48,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-11 20:16:48,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-11 20:16:48,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-11 20:16:48,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-11 20:16:48,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-11 20:16:48,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-11 20:16:48,010 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf [2021-03-11 20:16:48,052 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-11 20:16:48,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-11 20:16:48,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-11 20:16:48,055 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-11 20:16:48,055 INFO L138 SettingsManager]: * Use SBE=true [2021-03-11 20:16:48,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-11 20:16:48,055 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-11 20:16:48,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-11 20:16:48,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-11 20:16:48,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-11 20:16:48,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-11 20:16:48,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-11 20:16:48,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-11 20:16:48,057 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-11 20:16:48,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-11 20:16:48,057 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-11 20:16:48,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-11 20:16:48,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-11 20:16:48,058 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-11 20:16:48,058 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-11 20:16:48,058 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-11 20:16:48,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 20:16:48,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-11 20:16:48,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-11 20:16:48,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-11 20:16:48,059 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-11 20:16:48,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-11 20:16:48,059 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-11 20:16:48,059 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-11 20:16:48,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-11 20:16:48,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-11 20:16:48,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-11 20:16:48,373 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-11 20:16:48,374 INFO L275 PluginConnector]: CDTParser initialized [2021-03-11 20:16:48,375 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi003_tso.oepc.i [2021-03-11 20:16:48,419 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80fbedbc1/1511634b5fdc4149baa2efb76f345888/FLAG971a5aa6f [2021-03-11 20:16:48,916 INFO L306 CDTParser]: Found 1 translation units. [2021-03-11 20:16:48,916 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi003_tso.oepc.i [2021-03-11 20:16:48,931 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80fbedbc1/1511634b5fdc4149baa2efb76f345888/FLAG971a5aa6f [2021-03-11 20:16:49,207 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80fbedbc1/1511634b5fdc4149baa2efb76f345888 [2021-03-11 20:16:49,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-11 20:16:49,211 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-11 20:16:49,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-11 20:16:49,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-11 20:16:49,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-11 20:16:49,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 08:16:49" (1/1) ... [2021-03-11 20:16:49,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22f265e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:16:49, skipping insertion in model container [2021-03-11 20:16:49,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 08:16:49" (1/1) ... [2021-03-11 20:16:49,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-11 20:16:49,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-11 20:16:49,362 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi003_tso.oepc.i[949,962] [2021-03-11 20:16:49,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 20:16:49,526 INFO L203 MainTranslator]: Completed pre-run [2021-03-11 20:16:49,534 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi003_tso.oepc.i[949,962] [2021-03-11 20:16:49,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 20:16:49,666 INFO L208 MainTranslator]: Completed translation [2021-03-11 20:16:49,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:16:49 WrapperNode [2021-03-11 20:16:49,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-11 20:16:49,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-11 20:16:49,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-11 20:16:49,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-11 20:16:49,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:16:49" (1/1) ... [2021-03-11 20:16:49,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:16:49" (1/1) ... [2021-03-11 20:16:49,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-11 20:16:49,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-11 20:16:49,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-11 20:16:49,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-11 20:16:49,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:16:49" (1/1) ... [2021-03-11 20:16:49,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:16:49" (1/1) ... [2021-03-11 20:16:49,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:16:49" (1/1) ... [2021-03-11 20:16:49,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:16:49" (1/1) ... [2021-03-11 20:16:49,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:16:49" (1/1) ... [2021-03-11 20:16:49,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:16:49" (1/1) ... [2021-03-11 20:16:49,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:16:49" (1/1) ... [2021-03-11 20:16:49,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-11 20:16:49,786 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-11 20:16:49,786 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-11 20:16:49,786 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-11 20:16:49,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:16:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 20:16:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-11 20:16:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-11 20:16:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-11 20:16:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-11 20:16:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-11 20:16:49,863 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-11 20:16:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-11 20:16:49,863 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-11 20:16:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-11 20:16:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-11 20:16:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-11 20:16:49,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-11 20:16:49,865 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-11 20:16:52,661 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-11 20:16:52,661 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-11 20:16:52,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 08:16:52 BoogieIcfgContainer [2021-03-11 20:16:52,664 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-11 20:16:52,666 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-11 20:16:52,666 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-11 20:16:52,668 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-11 20:16:52,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.03 08:16:49" (1/3) ... [2021-03-11 20:16:52,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fe6b529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 08:16:52, skipping insertion in model container [2021-03-11 20:16:52,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:16:49" (2/3) ... [2021-03-11 20:16:52,670 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fe6b529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 08:16:52, skipping insertion in model container [2021-03-11 20:16:52,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 08:16:52" (3/3) ... [2021-03-11 20:16:52,671 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi003_tso.oepc.i [2021-03-11 20:16:52,676 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-11 20:16:52,679 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-11 20:16:52,680 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-11 20:16:52,725 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,725 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,725 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,725 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,725 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,726 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,726 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,728 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,728 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,728 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,728 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,728 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,728 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,728 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,729 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,729 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,729 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,730 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,730 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,730 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,730 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,730 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,730 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,730 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,731 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,731 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,731 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,732 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,733 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,733 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,733 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,733 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,733 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,733 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,734 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,734 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,734 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,734 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,734 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,734 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,734 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,735 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,735 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,735 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,735 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,735 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,735 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,735 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,735 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,738 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,739 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,739 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,739 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,739 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,739 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,739 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,739 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,740 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,740 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,740 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,740 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,740 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,740 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,740 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,742 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,742 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,742 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,742 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,742 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,742 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,742 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,743 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,744 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,746 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,746 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,746 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,747 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,751 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,751 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,751 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,751 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,751 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,751 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,751 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,751 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,753 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,753 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,753 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,753 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,753 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,753 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,757 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,757 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,757 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,757 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,757 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,757 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,757 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,757 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,757 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,757 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,758 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,758 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,758 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,758 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,758 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,758 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,758 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,759 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,759 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,760 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,761 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,761 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,761 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,765 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,765 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,765 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,765 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,765 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,766 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,767 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,767 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,767 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,767 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,767 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,767 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,767 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,767 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,768 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,768 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,768 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,768 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,768 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,768 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,769 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,769 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,769 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,771 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,776 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,776 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,777 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,780 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,780 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,780 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,780 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,781 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,781 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,781 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,781 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,782 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,782 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,782 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,782 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,784 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,784 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,784 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,784 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,784 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,784 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,784 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,784 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,784 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,785 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,785 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,785 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,785 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,785 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,785 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,785 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,785 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,785 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,786 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,786 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,786 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,786 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,786 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,786 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,786 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,786 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,786 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,786 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,786 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,787 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,787 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,787 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,787 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,787 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,787 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,787 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,787 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,787 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,787 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,787 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,788 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,788 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,788 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,788 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,788 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,788 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,788 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,788 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,788 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,788 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,789 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,789 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,789 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,789 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,789 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,789 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,789 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,789 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:16:52,790 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-11 20:16:52,805 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-11 20:16:52,830 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-11 20:16:52,830 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-11 20:16:52,830 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-11 20:16:52,830 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-11 20:16:52,830 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-11 20:16:52,830 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-11 20:16:52,831 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-11 20:16:52,831 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-11 20:16:52,841 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 85 transitions, 180 flow [2021-03-11 20:16:52,878 INFO L129 PetriNetUnfolder]: 2/83 cut-off events. [2021-03-11 20:16:52,878 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 20:16:52,890 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90 conditions, 83 events. 2/83 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 61 event pairs, 0 based on Foata normal form. 0/79 useless extension candidates. Maximal degree in co-relation 49. Up to 2 conditions per place. [2021-03-11 20:16:52,890 INFO L82 GeneralOperation]: Start removeDead. Operand has 90 places, 85 transitions, 180 flow [2021-03-11 20:16:52,894 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 88 places, 83 transitions, 172 flow [2021-03-11 20:16:52,897 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-11 20:16:52,907 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 88 places, 83 transitions, 172 flow [2021-03-11 20:16:52,909 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 88 places, 83 transitions, 172 flow [2021-03-11 20:16:52,909 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 88 places, 83 transitions, 172 flow [2021-03-11 20:16:52,933 INFO L129 PetriNetUnfolder]: 2/83 cut-off events. [2021-03-11 20:16:52,933 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 20:16:52,933 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90 conditions, 83 events. 2/83 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 56 event pairs, 0 based on Foata normal form. 0/79 useless extension candidates. Maximal degree in co-relation 49. Up to 2 conditions per place. [2021-03-11 20:16:52,936 INFO L116 LiptonReduction]: Number of co-enabled transitions 1124 [2021-03-11 20:16:54,260 WARN L205 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 187 [2021-03-11 20:16:54,540 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2021-03-11 20:16:55,940 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 312 DAG size of output: 267 [2021-03-11 20:16:56,620 WARN L205 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 264 [2021-03-11 20:16:57,305 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-11 20:16:57,679 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 84 [2021-03-11 20:16:57,805 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-11 20:16:58,340 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-11 20:16:58,490 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-11 20:17:00,490 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2021-03-11 20:17:00,647 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-11 20:17:00,930 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2021-03-11 20:17:01,049 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-11 20:17:01,057 INFO L131 LiptonReduction]: Checked pairs total: 3484 [2021-03-11 20:17:01,057 INFO L133 LiptonReduction]: Total number of compositions: 72 [2021-03-11 20:17:01,059 INFO L182 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8165 [2021-03-11 20:17:01,069 INFO L129 PetriNetUnfolder]: 0/11 cut-off events. [2021-03-11 20:17:01,069 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 20:17:01,069 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:17:01,070 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2021-03-11 20:17:01,070 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:17:01,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:17:01,074 INFO L82 PathProgramCache]: Analyzing trace with hash -1997544993, now seen corresponding path program 1 times [2021-03-11 20:17:01,081 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:17:01,081 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186755379] [2021-03-11 20:17:01,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:17:01,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:17:01,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:01,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:17:01,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:01,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:17:01,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:17:01,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186755379] [2021-03-11 20:17:01,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:17:01,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-11 20:17:01,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746621218] [2021-03-11 20:17:01,243 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-11 20:17:01,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:17:01,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-11 20:17:01,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-11 20:17:01,254 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 143 out of 157 [2021-03-11 20:17:01,256 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 28 places, 22 transitions, 50 flow. Second operand has 2 states, 2 states have (on average 143.5) internal successors, (287), 2 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:01,256 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:17:01,256 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 143 of 157 [2021-03-11 20:17:01,257 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:17:01,264 INFO L129 PetriNetUnfolder]: 0/21 cut-off events. [2021-03-11 20:17:01,264 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 20:17:01,264 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29 conditions, 21 events. 0/21 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 34 event pairs, 0 based on Foata normal form. 1/20 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2021-03-11 20:17:01,265 INFO L132 encePairwiseOnDemand]: 156/157 looper letters, 0 selfloop transitions, 0 changer transitions 0/21 dead transitions. [2021-03-11 20:17:01,265 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 29 places, 21 transitions, 48 flow [2021-03-11 20:17:01,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-11 20:17:01,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-11 20:17:01,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 287 transitions. [2021-03-11 20:17:01,275 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9140127388535032 [2021-03-11 20:17:01,275 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 287 transitions. [2021-03-11 20:17:01,275 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 287 transitions. [2021-03-11 20:17:01,276 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:17:01,278 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 287 transitions. [2021-03-11 20:17:01,281 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 143.5) internal successors, (287), 2 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:01,284 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 157.0) internal successors, (471), 3 states have internal predecessors, (471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:01,285 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 157.0) internal successors, (471), 3 states have internal predecessors, (471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:01,286 INFO L185 Difference]: Start difference. First operand has 28 places, 22 transitions, 50 flow. Second operand 2 states and 287 transitions. [2021-03-11 20:17:01,287 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 29 places, 21 transitions, 48 flow [2021-03-11 20:17:01,289 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 27 places, 21 transitions, 46 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-11 20:17:01,289 INFO L241 Difference]: Finished difference. Result has 27 places, 21 transitions, 46 flow [2021-03-11 20:17:01,291 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=46, PETRI_DIFFERENCE_MINUEND_PLACES=26, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=21, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=46, PETRI_PLACES=27, PETRI_TRANSITIONS=21} [2021-03-11 20:17:01,291 INFO L335 CegarLoopForPetriNet]: 28 programPoint places, -1 predicate places. [2021-03-11 20:17:01,292 INFO L480 AbstractCegarLoop]: Abstraction has has 27 places, 21 transitions, 46 flow [2021-03-11 20:17:01,292 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 143.5) internal successors, (287), 2 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:01,292 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:17:01,292 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2021-03-11 20:17:01,292 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-11 20:17:01,292 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:17:01,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:17:01,293 INFO L82 PathProgramCache]: Analyzing trace with hash -1997546383, now seen corresponding path program 1 times [2021-03-11 20:17:01,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:17:01,293 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893227995] [2021-03-11 20:17:01,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:17:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:17:01,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:01,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 20:17:01,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:17:01,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893227995] [2021-03-11 20:17:01,388 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:17:01,388 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-11 20:17:01,388 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433619972] [2021-03-11 20:17:01,389 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 20:17:01,389 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:17:01,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 20:17:01,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 20:17:01,393 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 157 [2021-03-11 20:17:01,393 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 27 places, 21 transitions, 46 flow. Second operand has 3 states, 3 states have (on average 125.66666666666667) internal successors, (377), 3 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:01,393 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:17:01,394 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 157 [2021-03-11 20:17:01,394 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:17:01,510 INFO L129 PetriNetUnfolder]: 52/122 cut-off events. [2021-03-11 20:17:01,510 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 20:17:01,512 INFO L84 FinitePrefix]: Finished finitePrefix Result has 226 conditions, 122 events. 52/122 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 476 event pairs, 4 based on Foata normal form. 0/117 useless extension candidates. Maximal degree in co-relation 223. Up to 85 conditions per place. [2021-03-11 20:17:01,513 INFO L132 encePairwiseOnDemand]: 154/157 looper letters, 11 selfloop transitions, 2 changer transitions 0/24 dead transitions. [2021-03-11 20:17:01,513 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 28 places, 24 transitions, 78 flow [2021-03-11 20:17:01,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 20:17:01,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-11 20:17:01,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 389 transitions. [2021-03-11 20:17:01,519 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8259023354564756 [2021-03-11 20:17:01,519 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 389 transitions. [2021-03-11 20:17:01,519 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 389 transitions. [2021-03-11 20:17:01,520 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:17:01,520 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 389 transitions. [2021-03-11 20:17:01,522 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 129.66666666666666) internal successors, (389), 3 states have internal predecessors, (389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:01,525 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 157.0) internal successors, (628), 4 states have internal predecessors, (628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:01,526 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 157.0) internal successors, (628), 4 states have internal predecessors, (628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:01,526 INFO L185 Difference]: Start difference. First operand has 27 places, 21 transitions, 46 flow. Second operand 3 states and 389 transitions. [2021-03-11 20:17:01,526 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 28 places, 24 transitions, 78 flow [2021-03-11 20:17:01,526 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 28 places, 24 transitions, 78 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-11 20:17:01,527 INFO L241 Difference]: Finished difference. Result has 28 places, 20 transitions, 48 flow [2021-03-11 20:17:01,528 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=44, PETRI_DIFFERENCE_MINUEND_PLACES=26, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=20, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=48, PETRI_PLACES=28, PETRI_TRANSITIONS=20} [2021-03-11 20:17:01,528 INFO L335 CegarLoopForPetriNet]: 28 programPoint places, 0 predicate places. [2021-03-11 20:17:01,528 INFO L480 AbstractCegarLoop]: Abstraction has has 28 places, 20 transitions, 48 flow [2021-03-11 20:17:01,529 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 125.66666666666667) internal successors, (377), 3 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:01,529 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:17:01,529 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:17:01,529 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-11 20:17:01,529 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:17:01,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:17:01,529 INFO L82 PathProgramCache]: Analyzing trace with hash 209271141, now seen corresponding path program 1 times [2021-03-11 20:17:01,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:17:01,530 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050623075] [2021-03-11 20:17:01,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:17:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:17:01,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:01,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:17:01,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:01,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:17:01,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:17:01,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050623075] [2021-03-11 20:17:01,696 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:17:01,696 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-11 20:17:01,696 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470962382] [2021-03-11 20:17:01,696 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 20:17:01,696 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:17:01,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 20:17:01,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 20:17:01,697 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 126 out of 157 [2021-03-11 20:17:01,698 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 28 places, 20 transitions, 48 flow. Second operand has 4 states, 4 states have (on average 126.75) internal successors, (507), 4 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:01,699 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:17:01,699 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 126 of 157 [2021-03-11 20:17:01,699 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:17:01,735 INFO L129 PetriNetUnfolder]: 1/29 cut-off events. [2021-03-11 20:17:01,735 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 20:17:01,735 INFO L84 FinitePrefix]: Finished finitePrefix Result has 49 conditions, 29 events. 1/29 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 54 event pairs, 0 based on Foata normal form. 0/28 useless extension candidates. Maximal degree in co-relation 45. Up to 5 conditions per place. [2021-03-11 20:17:01,736 INFO L132 encePairwiseOnDemand]: 153/157 looper letters, 2 selfloop transitions, 2 changer transitions 5/24 dead transitions. [2021-03-11 20:17:01,736 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 32 places, 24 transitions, 74 flow [2021-03-11 20:17:01,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 20:17:01,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 20:17:01,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 641 transitions. [2021-03-11 20:17:01,738 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8165605095541402 [2021-03-11 20:17:01,738 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 641 transitions. [2021-03-11 20:17:01,738 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 641 transitions. [2021-03-11 20:17:01,738 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:17:01,739 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 641 transitions. [2021-03-11 20:17:01,740 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 128.2) internal successors, (641), 5 states have internal predecessors, (641), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:01,741 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:01,742 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:01,742 INFO L185 Difference]: Start difference. First operand has 28 places, 20 transitions, 48 flow. Second operand 5 states and 641 transitions. [2021-03-11 20:17:01,742 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 32 places, 24 transitions, 74 flow [2021-03-11 20:17:01,742 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 30 places, 24 transitions, 70 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-11 20:17:01,743 INFO L241 Difference]: Finished difference. Result has 33 places, 19 transitions, 54 flow [2021-03-11 20:17:01,743 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=44, PETRI_DIFFERENCE_MINUEND_PLACES=26, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=20, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=54, PETRI_PLACES=33, PETRI_TRANSITIONS=19} [2021-03-11 20:17:01,743 INFO L335 CegarLoopForPetriNet]: 28 programPoint places, 5 predicate places. [2021-03-11 20:17:01,743 INFO L480 AbstractCegarLoop]: Abstraction has has 33 places, 19 transitions, 54 flow [2021-03-11 20:17:01,744 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 126.75) internal successors, (507), 4 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:01,744 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:17:01,744 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:17:01,744 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-11 20:17:01,744 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:17:01,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:17:01,745 INFO L82 PathProgramCache]: Analyzing trace with hash 1466031016, now seen corresponding path program 1 times [2021-03-11 20:17:01,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:17:01,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22925283] [2021-03-11 20:17:01,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:17:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:17:01,970 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.8 percent of original size [2021-03-11 20:17:01,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-11 20:17:02,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:02,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 20:17:02,023 INFO L142 QuantifierPusher]: treesize reduction 9, result has 77.5 percent of original size [2021-03-11 20:17:02,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-11 20:17:02,069 INFO L142 QuantifierPusher]: treesize reduction 125, result has 51.2 percent of original size [2021-03-11 20:17:02,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 131 [2021-03-11 20:17:02,157 INFO L142 QuantifierPusher]: treesize reduction 104, result has 39.5 percent of original size [2021-03-11 20:17:02,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-11 20:17:02,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:02,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:17:02,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:17:02,229 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22925283] [2021-03-11 20:17:02,229 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:17:02,229 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-11 20:17:02,230 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622091135] [2021-03-11 20:17:02,230 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-11 20:17:02,230 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:17:02,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-11 20:17:02,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-11 20:17:02,232 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 157 [2021-03-11 20:17:02,233 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 33 places, 19 transitions, 54 flow. Second operand has 8 states, 8 states have (on average 93.875) internal successors, (751), 8 states have internal predecessors, (751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:02,233 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:17:02,233 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 157 [2021-03-11 20:17:02,233 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:17:02,632 INFO L129 PetriNetUnfolder]: 71/164 cut-off events. [2021-03-11 20:17:02,632 INFO L130 PetriNetUnfolder]: For 36/36 co-relation queries the response was YES. [2021-03-11 20:17:02,633 INFO L84 FinitePrefix]: Finished finitePrefix Result has 360 conditions, 164 events. 71/164 cut-off events. For 36/36 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 640 event pairs, 18 based on Foata normal form. 8/172 useless extension candidates. Maximal degree in co-relation 353. Up to 116 conditions per place. [2021-03-11 20:17:02,635 INFO L132 encePairwiseOnDemand]: 148/157 looper letters, 13 selfloop transitions, 14 changer transitions 7/42 dead transitions. [2021-03-11 20:17:02,635 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 37 places, 42 transitions, 175 flow [2021-03-11 20:17:02,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-11 20:17:02,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-11 20:17:02,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 780 transitions. [2021-03-11 20:17:02,637 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6210191082802548 [2021-03-11 20:17:02,638 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 780 transitions. [2021-03-11 20:17:02,638 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 780 transitions. [2021-03-11 20:17:02,638 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:17:02,638 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 780 transitions. [2021-03-11 20:17:02,640 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 97.5) internal successors, (780), 8 states have internal predecessors, (780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:02,642 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 157.0) internal successors, (1413), 9 states have internal predecessors, (1413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:02,643 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 157.0) internal successors, (1413), 9 states have internal predecessors, (1413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:02,643 INFO L185 Difference]: Start difference. First operand has 33 places, 19 transitions, 54 flow. Second operand 8 states and 780 transitions. [2021-03-11 20:17:02,643 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 37 places, 42 transitions, 175 flow [2021-03-11 20:17:02,645 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 42 transitions, 165 flow, removed 2 selfloop flow, removed 4 redundant places. [2021-03-11 20:17:02,646 INFO L241 Difference]: Finished difference. Result has 38 places, 33 transitions, 144 flow [2021-03-11 20:17:02,647 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=46, PETRI_DIFFERENCE_MINUEND_PLACES=26, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=11, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=144, PETRI_PLACES=38, PETRI_TRANSITIONS=33} [2021-03-11 20:17:02,647 INFO L335 CegarLoopForPetriNet]: 28 programPoint places, 10 predicate places. [2021-03-11 20:17:02,647 INFO L480 AbstractCegarLoop]: Abstraction has has 38 places, 33 transitions, 144 flow [2021-03-11 20:17:02,647 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 93.875) internal successors, (751), 8 states have internal predecessors, (751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:02,648 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:17:02,648 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:17:02,648 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-11 20:17:02,648 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:17:02,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:17:02,648 INFO L82 PathProgramCache]: Analyzing trace with hash 212003432, now seen corresponding path program 2 times [2021-03-11 20:17:02,648 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:17:02,649 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455507564] [2021-03-11 20:17:02,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:17:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:17:02,838 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.0 percent of original size [2021-03-11 20:17:02,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-11 20:17:02,877 INFO L142 QuantifierPusher]: treesize reduction 22, result has 74.7 percent of original size [2021-03-11 20:17:02,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-11 20:17:02,927 INFO L142 QuantifierPusher]: treesize reduction 21, result has 69.1 percent of original size [2021-03-11 20:17:02,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-11 20:17:02,974 INFO L142 QuantifierPusher]: treesize reduction 107, result has 54.3 percent of original size [2021-03-11 20:17:02,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-03-11 20:17:03,060 INFO L142 QuantifierPusher]: treesize reduction 107, result has 53.9 percent of original size [2021-03-11 20:17:03,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-03-11 20:17:03,133 INFO L142 QuantifierPusher]: treesize reduction 8, result has 75.0 percent of original size [2021-03-11 20:17:03,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-11 20:17:03,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:03,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:17:03,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:17:03,168 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455507564] [2021-03-11 20:17:03,168 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:17:03,168 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-11 20:17:03,169 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474368247] [2021-03-11 20:17:03,169 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-11 20:17:03,169 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:17:03,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-11 20:17:03,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-03-11 20:17:03,170 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 157 [2021-03-11 20:17:03,171 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 33 transitions, 144 flow. Second operand has 9 states, 9 states have (on average 81.88888888888889) internal successors, (737), 9 states have internal predecessors, (737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:03,171 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:17:03,171 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 157 [2021-03-11 20:17:03,172 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:17:03,537 INFO L129 PetriNetUnfolder]: 178/329 cut-off events. [2021-03-11 20:17:03,537 INFO L130 PetriNetUnfolder]: For 236/242 co-relation queries the response was YES. [2021-03-11 20:17:03,538 INFO L84 FinitePrefix]: Finished finitePrefix Result has 986 conditions, 329 events. 178/329 cut-off events. For 236/242 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 1256 event pairs, 107 based on Foata normal form. 18/347 useless extension candidates. Maximal degree in co-relation 976. Up to 266 conditions per place. [2021-03-11 20:17:03,540 INFO L132 encePairwiseOnDemand]: 148/157 looper letters, 34 selfloop transitions, 17 changer transitions 12/68 dead transitions. [2021-03-11 20:17:03,540 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 68 transitions, 419 flow [2021-03-11 20:17:03,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-11 20:17:03,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-11 20:17:03,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 858 transitions. [2021-03-11 20:17:03,543 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.5464968152866242 [2021-03-11 20:17:03,544 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 858 transitions. [2021-03-11 20:17:03,544 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 858 transitions. [2021-03-11 20:17:03,544 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:17:03,544 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 858 transitions. [2021-03-11 20:17:03,546 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 85.8) internal successors, (858), 10 states have internal predecessors, (858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:03,549 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 157.0) internal successors, (1727), 11 states have internal predecessors, (1727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:03,549 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 157.0) internal successors, (1727), 11 states have internal predecessors, (1727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:03,549 INFO L185 Difference]: Start difference. First operand has 38 places, 33 transitions, 144 flow. Second operand 10 states and 858 transitions. [2021-03-11 20:17:03,549 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 68 transitions, 419 flow [2021-03-11 20:17:03,552 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 68 transitions, 413 flow, removed 3 selfloop flow, removed 1 redundant places. [2021-03-11 20:17:03,554 INFO L241 Difference]: Finished difference. Result has 52 places, 48 transitions, 305 flow [2021-03-11 20:17:03,554 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=140, PETRI_DIFFERENCE_MINUEND_PLACES=35, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=305, PETRI_PLACES=52, PETRI_TRANSITIONS=48} [2021-03-11 20:17:03,554 INFO L335 CegarLoopForPetriNet]: 28 programPoint places, 24 predicate places. [2021-03-11 20:17:03,554 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 48 transitions, 305 flow [2021-03-11 20:17:03,555 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 81.88888888888889) internal successors, (737), 9 states have internal predecessors, (737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:03,555 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:17:03,555 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:17:03,555 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-11 20:17:03,555 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:17:03,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:17:03,556 INFO L82 PathProgramCache]: Analyzing trace with hash 374217420, now seen corresponding path program 1 times [2021-03-11 20:17:03,556 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:17:03,556 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987309667] [2021-03-11 20:17:03,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:17:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:17:03,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:03,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:17:03,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:03,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 20:17:03,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:03,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:17:03,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:17:03,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987309667] [2021-03-11 20:17:03,698 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:17:03,698 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 20:17:03,698 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213447731] [2021-03-11 20:17:03,699 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 20:17:03,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:17:03,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 20:17:03,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 20:17:03,700 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 157 [2021-03-11 20:17:03,701 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 48 transitions, 305 flow. Second operand has 4 states, 4 states have (on average 123.75) internal successors, (495), 4 states have internal predecessors, (495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:03,701 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:17:03,701 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 157 [2021-03-11 20:17:03,701 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:17:03,752 INFO L129 PetriNetUnfolder]: 17/71 cut-off events. [2021-03-11 20:17:03,752 INFO L130 PetriNetUnfolder]: For 118/125 co-relation queries the response was YES. [2021-03-11 20:17:03,753 INFO L84 FinitePrefix]: Finished finitePrefix Result has 244 conditions, 71 events. 17/71 cut-off events. For 118/125 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 222 event pairs, 5 based on Foata normal form. 20/89 useless extension candidates. Maximal degree in co-relation 226. Up to 22 conditions per place. [2021-03-11 20:17:03,754 INFO L132 encePairwiseOnDemand]: 152/157 looper letters, 5 selfloop transitions, 5 changer transitions 3/38 dead transitions. [2021-03-11 20:17:03,754 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 38 transitions, 223 flow [2021-03-11 20:17:03,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 20:17:03,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 20:17:03,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 629 transitions. [2021-03-11 20:17:03,757 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8012738853503185 [2021-03-11 20:17:03,757 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 629 transitions. [2021-03-11 20:17:03,757 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 629 transitions. [2021-03-11 20:17:03,758 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:17:03,758 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 629 transitions. [2021-03-11 20:17:03,759 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 125.8) internal successors, (629), 5 states have internal predecessors, (629), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:03,760 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:03,761 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:03,761 INFO L185 Difference]: Start difference. First operand has 52 places, 48 transitions, 305 flow. Second operand 5 states and 629 transitions. [2021-03-11 20:17:03,761 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 38 transitions, 223 flow [2021-03-11 20:17:03,763 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 43 places, 38 transitions, 182 flow, removed 8 selfloop flow, removed 10 redundant places. [2021-03-11 20:17:03,764 INFO L241 Difference]: Finished difference. Result has 46 places, 35 transitions, 183 flow [2021-03-11 20:17:03,765 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=142, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=183, PETRI_PLACES=46, PETRI_TRANSITIONS=35} [2021-03-11 20:17:03,765 INFO L335 CegarLoopForPetriNet]: 28 programPoint places, 18 predicate places. [2021-03-11 20:17:03,765 INFO L480 AbstractCegarLoop]: Abstraction has has 46 places, 35 transitions, 183 flow [2021-03-11 20:17:03,765 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 123.75) internal successors, (495), 4 states have internal predecessors, (495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:03,765 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:17:03,765 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:17:03,765 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-11 20:17:03,766 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:17:03,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:17:03,766 INFO L82 PathProgramCache]: Analyzing trace with hash -1470830955, now seen corresponding path program 1 times [2021-03-11 20:17:03,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:17:03,766 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676052679] [2021-03-11 20:17:03,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:17:03,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:17:03,961 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.7 percent of original size [2021-03-11 20:17:03,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-11 20:17:03,992 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.8 percent of original size [2021-03-11 20:17:03,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-11 20:17:04,029 INFO L142 QuantifierPusher]: treesize reduction 40, result has 64.6 percent of original size [2021-03-11 20:17:04,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-11 20:17:04,091 INFO L142 QuantifierPusher]: treesize reduction 130, result has 66.1 percent of original size [2021-03-11 20:17:04,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 254 [2021-03-11 20:17:04,273 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 49 [2021-03-11 20:17:04,280 INFO L142 QuantifierPusher]: treesize reduction 183, result has 57.6 percent of original size [2021-03-11 20:17:04,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 249 [2021-03-11 20:17:04,408 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 50 [2021-03-11 20:17:04,411 INFO L142 QuantifierPusher]: treesize reduction 16, result has 85.0 percent of original size [2021-03-11 20:17:04,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-03-11 20:17:04,501 INFO L142 QuantifierPusher]: treesize reduction 27, result has 78.9 percent of original size [2021-03-11 20:17:04,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-03-11 20:17:04,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:04,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:17:04,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:17:04,591 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676052679] [2021-03-11 20:17:04,592 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:17:04,592 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-11 20:17:04,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516542918] [2021-03-11 20:17:04,592 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-11 20:17:04,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:17:04,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-11 20:17:04,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-03-11 20:17:04,594 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 92 out of 157 [2021-03-11 20:17:04,594 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 35 transitions, 183 flow. Second operand has 10 states, 10 states have (on average 92.9) internal successors, (929), 10 states have internal predecessors, (929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:04,594 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:17:04,595 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 92 of 157 [2021-03-11 20:17:04,595 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:17:04,721 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 44 [2021-03-11 20:17:04,947 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2021-03-11 20:17:05,273 INFO L129 PetriNetUnfolder]: 37/127 cut-off events. [2021-03-11 20:17:05,273 INFO L130 PetriNetUnfolder]: For 180/214 co-relation queries the response was YES. [2021-03-11 20:17:05,274 INFO L84 FinitePrefix]: Finished finitePrefix Result has 427 conditions, 127 events. 37/127 cut-off events. For 180/214 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 523 event pairs, 2 based on Foata normal form. 32/159 useless extension candidates. Maximal degree in co-relation 413. Up to 67 conditions per place. [2021-03-11 20:17:05,274 INFO L132 encePairwiseOnDemand]: 146/157 looper letters, 18 selfloop transitions, 25 changer transitions 3/58 dead transitions. [2021-03-11 20:17:05,275 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 58 transitions, 385 flow [2021-03-11 20:17:05,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-11 20:17:05,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-11 20:17:05,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1145 transitions. [2021-03-11 20:17:05,278 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6077494692144374 [2021-03-11 20:17:05,278 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1145 transitions. [2021-03-11 20:17:05,278 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1145 transitions. [2021-03-11 20:17:05,279 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:17:05,279 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1145 transitions. [2021-03-11 20:17:05,281 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 95.41666666666667) internal successors, (1145), 12 states have internal predecessors, (1145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:05,284 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 157.0) internal successors, (2041), 13 states have internal predecessors, (2041), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:05,285 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 157.0) internal successors, (2041), 13 states have internal predecessors, (2041), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:05,285 INFO L185 Difference]: Start difference. First operand has 46 places, 35 transitions, 183 flow. Second operand 12 states and 1145 transitions. [2021-03-11 20:17:05,285 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 58 transitions, 385 flow [2021-03-11 20:17:05,286 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 58 transitions, 385 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-11 20:17:05,287 INFO L241 Difference]: Finished difference. Result has 63 places, 53 transitions, 365 flow [2021-03-11 20:17:05,287 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=183, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=365, PETRI_PLACES=63, PETRI_TRANSITIONS=53} [2021-03-11 20:17:05,288 INFO L335 CegarLoopForPetriNet]: 28 programPoint places, 35 predicate places. [2021-03-11 20:17:05,288 INFO L480 AbstractCegarLoop]: Abstraction has has 63 places, 53 transitions, 365 flow [2021-03-11 20:17:05,288 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 92.9) internal successors, (929), 10 states have internal predecessors, (929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:05,288 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:17:05,288 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:17:05,288 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-11 20:17:05,288 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:17:05,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:17:05,289 INFO L82 PathProgramCache]: Analyzing trace with hash 311482145, now seen corresponding path program 2 times [2021-03-11 20:17:05,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:17:05,289 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115444639] [2021-03-11 20:17:05,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:17:05,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:17:05,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:05,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:17:05,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:05,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:17:05,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:05,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 20:17:05,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:05,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:17:05,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:17:05,368 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115444639] [2021-03-11 20:17:05,368 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:17:05,368 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-11 20:17:05,368 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579180406] [2021-03-11 20:17:05,368 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 20:17:05,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:17:05,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 20:17:05,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 20:17:05,370 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 157 [2021-03-11 20:17:05,370 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 63 places, 53 transitions, 365 flow. Second operand has 5 states, 5 states have (on average 123.8) internal successors, (619), 5 states have internal predecessors, (619), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:05,370 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:17:05,371 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 157 [2021-03-11 20:17:05,371 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:17:05,419 INFO L129 PetriNetUnfolder]: 18/84 cut-off events. [2021-03-11 20:17:05,419 INFO L130 PetriNetUnfolder]: For 433/498 co-relation queries the response was YES. [2021-03-11 20:17:05,420 INFO L84 FinitePrefix]: Finished finitePrefix Result has 312 conditions, 84 events. 18/84 cut-off events. For 433/498 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 301 event pairs, 0 based on Foata normal form. 71/155 useless extension candidates. Maximal degree in co-relation 291. Up to 23 conditions per place. [2021-03-11 20:17:05,420 INFO L132 encePairwiseOnDemand]: 152/157 looper letters, 2 selfloop transitions, 8 changer transitions 2/50 dead transitions. [2021-03-11 20:17:05,421 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 50 transitions, 347 flow [2021-03-11 20:17:05,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-11 20:17:05,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-11 20:17:05,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 875 transitions. [2021-03-11 20:17:05,423 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7961783439490446 [2021-03-11 20:17:05,423 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 875 transitions. [2021-03-11 20:17:05,423 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 875 transitions. [2021-03-11 20:17:05,424 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:17:05,424 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 875 transitions. [2021-03-11 20:17:05,426 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 125.0) internal successors, (875), 7 states have internal predecessors, (875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:05,427 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 157.0) internal successors, (1256), 8 states have internal predecessors, (1256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:05,428 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 157.0) internal successors, (1256), 8 states have internal predecessors, (1256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:05,428 INFO L185 Difference]: Start difference. First operand has 63 places, 53 transitions, 365 flow. Second operand 7 states and 875 transitions. [2021-03-11 20:17:05,428 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 50 transitions, 347 flow [2021-03-11 20:17:05,429 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 50 transitions, 288 flow, removed 20 selfloop flow, removed 8 redundant places. [2021-03-11 20:17:05,430 INFO L241 Difference]: Finished difference. Result has 62 places, 48 transitions, 283 flow [2021-03-11 20:17:05,431 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=250, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=283, PETRI_PLACES=62, PETRI_TRANSITIONS=48} [2021-03-11 20:17:05,431 INFO L335 CegarLoopForPetriNet]: 28 programPoint places, 34 predicate places. [2021-03-11 20:17:05,431 INFO L480 AbstractCegarLoop]: Abstraction has has 62 places, 48 transitions, 283 flow [2021-03-11 20:17:05,431 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 123.8) internal successors, (619), 5 states have internal predecessors, (619), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:05,431 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:17:05,431 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:17:05,431 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-11 20:17:05,432 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:17:05,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:17:05,432 INFO L82 PathProgramCache]: Analyzing trace with hash -178460970, now seen corresponding path program 1 times [2021-03-11 20:17:05,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:17:05,432 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607302484] [2021-03-11 20:17:05,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:17:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:17:05,643 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.7 percent of original size [2021-03-11 20:17:05,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-11 20:17:05,673 INFO L142 QuantifierPusher]: treesize reduction 53, result has 56.2 percent of original size [2021-03-11 20:17:05,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-11 20:17:05,706 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.3 percent of original size [2021-03-11 20:17:05,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-11 20:17:05,713 INFO L142 QuantifierPusher]: treesize reduction 13, result has 81.2 percent of original size [2021-03-11 20:17:05,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-11 20:17:05,769 INFO L142 QuantifierPusher]: treesize reduction 227, result has 46.0 percent of original size [2021-03-11 20:17:05,771 INFO L147 QuantifierPusher]: treesize reduction 10, result has 94.8 percent of original size 183 [2021-03-11 20:17:05,890 INFO L142 QuantifierPusher]: treesize reduction 208, result has 52.8 percent of original size [2021-03-11 20:17:05,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 233 [2021-03-11 20:17:06,010 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 39 [2021-03-11 20:17:06,013 INFO L142 QuantifierPusher]: treesize reduction 62, result has 75.0 percent of original size [2021-03-11 20:17:06,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 186 [2021-03-11 20:17:06,088 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.6 percent of original size [2021-03-11 20:17:06,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-03-11 20:17:06,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:06,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:17:06,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:17:06,179 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607302484] [2021-03-11 20:17:06,179 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:17:06,179 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-11 20:17:06,179 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010064799] [2021-03-11 20:17:06,179 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-11 20:17:06,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:17:06,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-11 20:17:06,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-03-11 20:17:06,185 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 157 [2021-03-11 20:17:06,186 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 48 transitions, 283 flow. Second operand has 10 states, 10 states have (on average 95.1) internal successors, (951), 10 states have internal predecessors, (951), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:06,186 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:17:06,186 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 157 [2021-03-11 20:17:06,186 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:17:06,702 INFO L129 PetriNetUnfolder]: 21/106 cut-off events. [2021-03-11 20:17:06,702 INFO L130 PetriNetUnfolder]: For 713/746 co-relation queries the response was YES. [2021-03-11 20:17:06,703 INFO L84 FinitePrefix]: Finished finitePrefix Result has 419 conditions, 106 events. 21/106 cut-off events. For 713/746 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 446 event pairs, 0 based on Foata normal form. 27/133 useless extension candidates. Maximal degree in co-relation 399. Up to 34 conditions per place. [2021-03-11 20:17:06,703 INFO L132 encePairwiseOnDemand]: 147/157 looper letters, 12 selfloop transitions, 21 changer transitions 13/59 dead transitions. [2021-03-11 20:17:06,703 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 59 transitions, 444 flow [2021-03-11 20:17:06,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 20:17:06,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-11 20:17:06,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 875 transitions. [2021-03-11 20:17:06,706 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6192498230714791 [2021-03-11 20:17:06,706 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 875 transitions. [2021-03-11 20:17:06,706 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 875 transitions. [2021-03-11 20:17:06,706 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:17:06,706 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 875 transitions. [2021-03-11 20:17:06,708 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 97.22222222222223) internal successors, (875), 9 states have internal predecessors, (875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:06,710 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 157.0) internal successors, (1570), 10 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:06,711 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 157.0) internal successors, (1570), 10 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:06,711 INFO L185 Difference]: Start difference. First operand has 62 places, 48 transitions, 283 flow. Second operand 9 states and 875 transitions. [2021-03-11 20:17:06,711 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 59 transitions, 444 flow [2021-03-11 20:17:06,712 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 59 transitions, 415 flow, removed 8 selfloop flow, removed 6 redundant places. [2021-03-11 20:17:06,714 INFO L241 Difference]: Finished difference. Result has 67 places, 46 transitions, 324 flow [2021-03-11 20:17:06,714 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=258, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=48, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=324, PETRI_PLACES=67, PETRI_TRANSITIONS=46} [2021-03-11 20:17:06,714 INFO L335 CegarLoopForPetriNet]: 28 programPoint places, 39 predicate places. [2021-03-11 20:17:06,714 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 46 transitions, 324 flow [2021-03-11 20:17:06,714 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 95.1) internal successors, (951), 10 states have internal predecessors, (951), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:06,715 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:17:06,715 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:17:06,715 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-11 20:17:06,715 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:17:06,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:17:06,715 INFO L82 PathProgramCache]: Analyzing trace with hash -1115293054, now seen corresponding path program 2 times [2021-03-11 20:17:06,715 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:17:06,715 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344591259] [2021-03-11 20:17:06,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:17:06,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:17:06,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:06,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:17:06,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:06,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:17:06,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:06,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:17:06,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:06,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:17:06,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:17:06,801 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344591259] [2021-03-11 20:17:06,801 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:17:06,802 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-11 20:17:06,802 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901928188] [2021-03-11 20:17:06,802 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 20:17:06,802 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:17:06,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 20:17:06,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-11 20:17:06,803 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 121 out of 157 [2021-03-11 20:17:06,804 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 46 transitions, 324 flow. Second operand has 5 states, 5 states have (on average 122.0) internal successors, (610), 5 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:06,804 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:17:06,804 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 121 of 157 [2021-03-11 20:17:06,804 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:17:06,864 INFO L129 PetriNetUnfolder]: 14/95 cut-off events. [2021-03-11 20:17:06,864 INFO L130 PetriNetUnfolder]: For 227/235 co-relation queries the response was YES. [2021-03-11 20:17:06,865 INFO L84 FinitePrefix]: Finished finitePrefix Result has 357 conditions, 95 events. 14/95 cut-off events. For 227/235 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 384 event pairs, 0 based on Foata normal form. 9/104 useless extension candidates. Maximal degree in co-relation 336. Up to 28 conditions per place. [2021-03-11 20:17:06,865 INFO L132 encePairwiseOnDemand]: 153/157 looper letters, 4 selfloop transitions, 1 changer transitions 27/48 dead transitions. [2021-03-11 20:17:06,865 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 48 transitions, 344 flow [2021-03-11 20:17:06,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 20:17:06,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 20:17:06,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 613 transitions. [2021-03-11 20:17:06,867 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.780891719745223 [2021-03-11 20:17:06,867 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 613 transitions. [2021-03-11 20:17:06,867 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 613 transitions. [2021-03-11 20:17:06,868 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:17:06,868 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 613 transitions. [2021-03-11 20:17:06,869 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 122.6) internal successors, (613), 5 states have internal predecessors, (613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:06,870 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:06,870 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:06,871 INFO L185 Difference]: Start difference. First operand has 67 places, 46 transitions, 324 flow. Second operand 5 states and 613 transitions. [2021-03-11 20:17:06,871 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 48 transitions, 344 flow [2021-03-11 20:17:06,872 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 48 transitions, 319 flow, removed 7 selfloop flow, removed 8 redundant places. [2021-03-11 20:17:06,873 INFO L241 Difference]: Finished difference. Result has 63 places, 21 transitions, 122 flow [2021-03-11 20:17:06,873 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=301, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=122, PETRI_PLACES=63, PETRI_TRANSITIONS=21} [2021-03-11 20:17:06,873 INFO L335 CegarLoopForPetriNet]: 28 programPoint places, 35 predicate places. [2021-03-11 20:17:06,873 INFO L480 AbstractCegarLoop]: Abstraction has has 63 places, 21 transitions, 122 flow [2021-03-11 20:17:06,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 122.0) internal successors, (610), 5 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:06,874 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:17:06,874 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:17:06,874 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-11 20:17:06,874 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:17:06,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:17:06,874 INFO L82 PathProgramCache]: Analyzing trace with hash -1703581274, now seen corresponding path program 3 times [2021-03-11 20:17:06,875 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:17:06,875 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081226091] [2021-03-11 20:17:06,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:17:06,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:17:07,017 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.8 percent of original size [2021-03-11 20:17:07,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-11 20:17:07,049 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.0 percent of original size [2021-03-11 20:17:07,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-11 20:17:07,089 INFO L142 QuantifierPusher]: treesize reduction 18, result has 81.3 percent of original size [2021-03-11 20:17:07,090 INFO L147 QuantifierPusher]: treesize reduction 9, result has 88.5 percent of original size 69 [2021-03-11 20:17:07,141 INFO L142 QuantifierPusher]: treesize reduction 20, result has 81.8 percent of original size [2021-03-11 20:17:07,142 INFO L147 QuantifierPusher]: treesize reduction 9, result has 90.0 percent of original size 81 [2021-03-11 20:17:07,215 INFO L142 QuantifierPusher]: treesize reduction 74, result has 63.9 percent of original size [2021-03-11 20:17:07,217 INFO L147 QuantifierPusher]: treesize reduction 9, result has 93.1 percent of original size 122 [2021-03-11 20:17:07,318 INFO L142 QuantifierPusher]: treesize reduction 41, result has 70.7 percent of original size [2021-03-11 20:17:07,319 INFO L147 QuantifierPusher]: treesize reduction 9, result has 90.9 percent of original size 90 [2021-03-11 20:17:07,392 INFO L142 QuantifierPusher]: treesize reduction 39, result has 63.6 percent of original size [2021-03-11 20:17:07,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-11 20:17:07,445 INFO L142 QuantifierPusher]: treesize reduction 35, result has 59.3 percent of original size [2021-03-11 20:17:07,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-11 20:17:07,478 INFO L142 QuantifierPusher]: treesize reduction 6, result has 76.0 percent of original size [2021-03-11 20:17:07,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 20:17:07,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:17:07,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:17:07,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:17:07,502 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081226091] [2021-03-11 20:17:07,502 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:17:07,502 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-03-11 20:17:07,502 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667976584] [2021-03-11 20:17:07,502 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-11 20:17:07,502 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:17:07,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-11 20:17:07,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-03-11 20:17:07,504 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 157 [2021-03-11 20:17:07,505 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 63 places, 21 transitions, 122 flow. Second operand has 12 states, 12 states have (on average 93.91666666666667) internal successors, (1127), 12 states have internal predecessors, (1127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:07,505 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:17:07,505 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 157 [2021-03-11 20:17:07,505 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:17:07,766 INFO L129 PetriNetUnfolder]: 1/24 cut-off events. [2021-03-11 20:17:07,766 INFO L130 PetriNetUnfolder]: For 41/43 co-relation queries the response was YES. [2021-03-11 20:17:07,766 INFO L84 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 24 events. 1/24 cut-off events. For 41/43 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 15 event pairs, 0 based on Foata normal form. 2/26 useless extension candidates. Maximal degree in co-relation 89. Up to 6 conditions per place. [2021-03-11 20:17:07,767 INFO L132 encePairwiseOnDemand]: 149/157 looper letters, 0 selfloop transitions, 0 changer transitions 20/20 dead transitions. [2021-03-11 20:17:07,767 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 20 transitions, 138 flow [2021-03-11 20:17:07,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 20:17:07,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-11 20:17:07,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 848 transitions. [2021-03-11 20:17:07,769 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6001415428167021 [2021-03-11 20:17:07,769 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 848 transitions. [2021-03-11 20:17:07,769 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 848 transitions. [2021-03-11 20:17:07,770 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:17:07,770 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 848 transitions. [2021-03-11 20:17:07,771 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 94.22222222222223) internal successors, (848), 9 states have internal predecessors, (848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:07,773 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 157.0) internal successors, (1570), 10 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:07,774 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 157.0) internal successors, (1570), 10 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:07,774 INFO L185 Difference]: Start difference. First operand has 63 places, 21 transitions, 122 flow. Second operand 9 states and 848 transitions. [2021-03-11 20:17:07,774 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 20 transitions, 138 flow [2021-03-11 20:17:07,774 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 42 places, 20 transitions, 94 flow, removed 11 selfloop flow, removed 17 redundant places. [2021-03-11 20:17:07,775 INFO L241 Difference]: Finished difference. Result has 42 places, 0 transitions, 0 flow [2021-03-11 20:17:07,775 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=74, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=20, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=0, PETRI_PLACES=42, PETRI_TRANSITIONS=0} [2021-03-11 20:17:07,775 INFO L335 CegarLoopForPetriNet]: 28 programPoint places, 14 predicate places. [2021-03-11 20:17:07,775 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 0 transitions, 0 flow [2021-03-11 20:17:07,775 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 93.91666666666667) internal successors, (1127), 12 states have internal predecessors, (1127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:17:07,775 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-11 20:17:07,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.03 08:17:07 BasicIcfg [2021-03-11 20:17:07,778 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-11 20:17:07,779 INFO L168 Benchmark]: Toolchain (without parser) took 18569.85 ms. Allocated memory was 255.9 MB in the beginning and 597.7 MB in the end (delta: 341.8 MB). Free memory was 232.7 MB in the beginning and 351.9 MB in the end (delta: -119.3 MB). Peak memory consumption was 221.3 MB. Max. memory is 16.0 GB. [2021-03-11 20:17:07,779 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-11 20:17:07,780 INFO L168 Benchmark]: CACSL2BoogieTranslator took 454.67 ms. Allocated memory was 255.9 MB in the beginning and 339.7 MB in the end (delta: 83.9 MB). Free memory was 232.1 MB in the beginning and 296.6 MB in the end (delta: -64.5 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. [2021-03-11 20:17:07,780 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.46 ms. Allocated memory is still 339.7 MB. Free memory was 296.6 MB in the beginning and 292.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-11 20:17:07,780 INFO L168 Benchmark]: Boogie Preprocessor took 34.74 ms. Allocated memory is still 339.7 MB. Free memory was 292.4 MB in the beginning and 289.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-11 20:17:07,780 INFO L168 Benchmark]: RCFGBuilder took 2877.49 ms. Allocated memory was 339.7 MB in the beginning and 413.1 MB in the end (delta: 73.4 MB). Free memory was 289.7 MB in the beginning and 381.1 MB in the end (delta: -91.4 MB). Peak memory consumption was 110.6 MB. Max. memory is 16.0 GB. [2021-03-11 20:17:07,781 INFO L168 Benchmark]: TraceAbstraction took 15112.32 ms. Allocated memory was 413.1 MB in the beginning and 597.7 MB in the end (delta: 184.5 MB). Free memory was 380.1 MB in the beginning and 351.9 MB in the end (delta: 28.2 MB). Peak memory consumption was 211.7 MB. Max. memory is 16.0 GB. [2021-03-11 20:17:07,782 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 454.67 ms. Allocated memory was 255.9 MB in the beginning and 339.7 MB in the end (delta: 83.9 MB). Free memory was 232.1 MB in the beginning and 296.6 MB in the end (delta: -64.5 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 82.46 ms. Allocated memory is still 339.7 MB. Free memory was 296.6 MB in the beginning and 292.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 34.74 ms. Allocated memory is still 339.7 MB. Free memory was 292.4 MB in the beginning and 289.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2877.49 ms. Allocated memory was 339.7 MB in the beginning and 413.1 MB in the end (delta: 73.4 MB). Free memory was 289.7 MB in the beginning and 381.1 MB in the end (delta: -91.4 MB). Peak memory consumption was 110.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 15112.32 ms. Allocated memory was 413.1 MB in the beginning and 597.7 MB in the end (delta: 184.5 MB). Free memory was 380.1 MB in the beginning and 351.9 MB in the end (delta: 28.2 MB). Peak memory consumption was 211.7 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8148.9ms, 88 PlacesBefore, 28 PlacesAfterwards, 83 TransitionsBefore, 22 TransitionsAfterwards, 1124 CoEnabledTransitionPairs, 6 FixpointIterations, 34 TrivialSequentialCompositions, 29 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 1 ChoiceCompositions, 72 TotalNumberOfCompositions, 3484 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1360, positive: 1203, positive conditional: 0, positive unconditional: 1203, negative: 157, negative conditional: 0, negative unconditional: 157, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 799, positive: 755, positive conditional: 0, positive unconditional: 755, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 799, positive: 737, positive conditional: 0, positive unconditional: 737, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 787, positive: 28, positive conditional: 0, positive unconditional: 28, negative: 759, negative conditional: 0, negative unconditional: 759, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1360, positive: 448, positive conditional: 0, positive unconditional: 448, negative: 113, negative conditional: 0, negative unconditional: 113, unknown: 799, unknown conditional: 0, unknown unconditional: 799] , Statistics on independence cache: Total cache size (in pairs): 73, Positive cache size: 52, Positive conditional cache size: 0, Positive unconditional cache size: 52, Negative cache size: 21, Negative conditional cache size: 0, Negative unconditional cache size: 21 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 84 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 3.0ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 14950.5ms, OverallIterations: 11, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 2727.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8235.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 52 SDtfs, 40 SDslu, 78 SDs, 0 SdLazy, 623 SolverSat, 103 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 881.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 78 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 3199.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=365occurred in iteration=7, InterpolantAutomatonStates: 75, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 44.5ms SsaConstructionTime, 734.9ms SatisfiabilityAnalysisTime, 3020.0ms InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 133 ConstructedInterpolants, 0 QuantifiedInterpolants, 2554 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...