/usr/bin/java -Xmx8000000000 -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-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-13 07:34:02,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-13 07:34:02,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-13 07:34:02,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-13 07:34:02,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-13 07:34:02,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-13 07:34:02,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-13 07:34:02,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-13 07:34:02,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-13 07:34:02,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-13 07:34:02,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-13 07:34:02,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-13 07:34:02,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-13 07:34:02,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-13 07:34:02,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-13 07:34:02,312 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-13 07:34:02,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-13 07:34:02,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-13 07:34:02,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-13 07:34:02,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-13 07:34:02,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-13 07:34:02,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-13 07:34:02,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-13 07:34:02,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-13 07:34:02,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-13 07:34:02,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-13 07:34:02,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-13 07:34:02,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-13 07:34:02,338 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-NoLbe.epf [2021-06-13 07:34:02,370 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-13 07:34:02,370 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-13 07:34:02,372 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-13 07:34:02,372 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-13 07:34:02,372 INFO L138 SettingsManager]: * Use SBE=true [2021-06-13 07:34:02,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-13 07:34:02,372 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-13 07:34:02,372 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-13 07:34:02,373 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-13 07:34:02,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-13 07:34:02,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-13 07:34:02,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-13 07:34:02,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-13 07:34:02,374 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-13 07:34:02,374 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-13 07:34:02,374 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-13 07:34:02,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-13 07:34:02,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-13 07:34:02,374 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-13 07:34:02,374 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-13 07:34:02,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-13 07:34:02,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-13 07:34:02,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-13 07:34:02,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-13 07:34:02,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-13 07:34:02,375 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-13 07:34:02,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-13 07:34:02,375 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-13 07:34:02,375 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-13 07:34:02,375 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-13 07:34:02,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-13 07:34:02,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-13 07:34:02,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-13 07:34:02,631 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-13 07:34:02,632 INFO L275 PluginConnector]: CDTParser initialized [2021-06-13 07:34:02,633 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i [2021-06-13 07:34:02,680 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77dbd578e/6912e2fcc48142efbf1195d1f8d43dea/FLAG74d867c2b [2021-06-13 07:34:03,090 INFO L306 CDTParser]: Found 1 translation units. [2021-06-13 07:34:03,091 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i [2021-06-13 07:34:03,102 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77dbd578e/6912e2fcc48142efbf1195d1f8d43dea/FLAG74d867c2b [2021-06-13 07:34:03,455 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77dbd578e/6912e2fcc48142efbf1195d1f8d43dea [2021-06-13 07:34:03,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-13 07:34:03,457 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-13 07:34:03,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-13 07:34:03,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-13 07:34:03,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-13 07:34:03,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 07:34:03" (1/1) ... [2021-06-13 07:34:03,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f54875 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:34:03, skipping insertion in model container [2021-06-13 07:34:03,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 07:34:03" (1/1) ... [2021-06-13 07:34:03,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-13 07:34:03,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-13 07:34:03,622 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i[994,1007] [2021-06-13 07:34:03,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 07:34:03,755 INFO L203 MainTranslator]: Completed pre-run [2021-06-13 07:34:03,762 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i[994,1007] [2021-06-13 07:34:03,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 07:34:03,838 INFO L208 MainTranslator]: Completed translation [2021-06-13 07:34:03,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:34:03 WrapperNode [2021-06-13 07:34:03,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-13 07:34:03,840 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-13 07:34:03,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-13 07:34:03,840 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-13 07:34:03,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:34:03" (1/1) ... [2021-06-13 07:34:03,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:34:03" (1/1) ... [2021-06-13 07:34:03,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-13 07:34:03,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-13 07:34:03,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-13 07:34:03,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-13 07:34:03,876 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:34:03" (1/1) ... [2021-06-13 07:34:03,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:34:03" (1/1) ... [2021-06-13 07:34:03,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:34:03" (1/1) ... [2021-06-13 07:34:03,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:34:03" (1/1) ... [2021-06-13 07:34:03,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:34:03" (1/1) ... [2021-06-13 07:34:03,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:34:03" (1/1) ... [2021-06-13 07:34:03,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:34:03" (1/1) ... [2021-06-13 07:34:03,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-13 07:34:03,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-13 07:34:03,896 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-13 07:34:03,896 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-13 07:34:03,897 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:34:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-13 07:34:03,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-13 07:34:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-13 07:34:03,954 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-13 07:34:03,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-13 07:34:03,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-13 07:34:03,955 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-13 07:34:03,955 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-13 07:34:03,955 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-13 07:34:03,956 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-13 07:34:03,956 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-13 07:34:03,956 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-13 07:34:03,956 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-06-13 07:34:03,957 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-06-13 07:34:03,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-13 07:34:03,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-13 07:34:03,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-13 07:34:03,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-13 07:34:03,961 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-13 07:34:06,193 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-13 07:34:06,194 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-06-13 07:34:06,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 07:34:06 BoogieIcfgContainer [2021-06-13 07:34:06,195 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-13 07:34:06,196 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-13 07:34:06,196 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-13 07:34:06,198 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-13 07:34:06,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.06 07:34:03" (1/3) ... [2021-06-13 07:34:06,198 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e4bafb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 07:34:06, skipping insertion in model container [2021-06-13 07:34:06,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:34:03" (2/3) ... [2021-06-13 07:34:06,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e4bafb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 07:34:06, skipping insertion in model container [2021-06-13 07:34:06,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 07:34:06" (3/3) ... [2021-06-13 07:34:06,199 INFO L111 eAbstractionObserver]: Analyzing ICFG safe027_power.opt.i [2021-06-13 07:34:06,203 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-13 07:34:06,203 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-13 07:34:06,204 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-13 07:34:06,242 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,242 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,242 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,242 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,242 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,242 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,242 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,242 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,242 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,242 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,242 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,245 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,245 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,245 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,245 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,245 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,245 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,245 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,245 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,245 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,245 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,246 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,246 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,246 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,247 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,247 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,247 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,247 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,247 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,247 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,247 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,247 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,247 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,247 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,247 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,247 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,247 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,247 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,247 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,247 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,248 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,248 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,248 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,248 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,248 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,248 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,248 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,248 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,248 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,248 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,248 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,248 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,248 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,248 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,248 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,248 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,250 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,251 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,251 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,251 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,251 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,251 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,251 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,251 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,251 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,251 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,251 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,251 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,251 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,252 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,252 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,252 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,253 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,253 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,253 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,253 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,253 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,253 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,253 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,253 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,253 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,253 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,253 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,254 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,254 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,254 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,254 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,254 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,254 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,254 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,254 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,254 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,255 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,255 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,255 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,255 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,255 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,255 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,255 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,255 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,255 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,255 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,255 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,255 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,255 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,255 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,256 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,256 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,257 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,257 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,257 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,257 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,257 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,257 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,257 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,257 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,257 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,257 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,257 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,258 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,258 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,258 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,258 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,258 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,258 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,258 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,258 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,258 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,258 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,258 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,258 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,258 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,264 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,264 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,277 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,277 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,277 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,277 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,277 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,277 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,277 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,277 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,277 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,277 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,277 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,277 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,278 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,278 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~mem95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,278 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~mem95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,278 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,278 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite98| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,278 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite99| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,278 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,278 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite100| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,278 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite101| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,278 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,278 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~mem95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,279 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~mem95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,279 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,279 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite98| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,279 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite99| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,279 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,279 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite100| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,279 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite101| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,279 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,279 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,279 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,279 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,281 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite99| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,281 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,281 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite98| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,281 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,281 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite101| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,281 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,281 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~mem95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,281 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,281 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite100| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,282 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,282 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,283 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,283 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,283 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,283 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,283 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,283 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,283 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,283 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,283 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,283 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,283 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,283 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,284 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,287 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,287 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,289 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,289 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,289 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,289 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,289 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,314 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,314 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,314 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,314 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,314 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,314 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,314 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,315 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,315 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,315 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,315 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,315 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,315 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,315 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,315 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,315 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,315 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,315 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,315 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,315 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,315 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,315 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,316 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,316 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,316 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,316 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:34:06,317 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-13 07:34:06,331 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:34:06,342 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:34:06,342 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:34:06,342 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:34:06,342 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:34:06,342 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:34:06,342 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:34:06,342 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:34:06,342 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P1======== [2021-06-13 07:34:06,349 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 155 places, 144 transitions, 308 flow [2021-06-13 07:34:06,380 INFO L129 PetriNetUnfolder]: 2/140 cut-off events. [2021-06-13 07:34:06,380 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:34:06,383 INFO L84 FinitePrefix]: Finished finitePrefix Result has 153 conditions, 140 events. 2/140 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 58 event pairs, 0 based on Foata normal form. 0/136 useless extension candidates. Maximal degree in co-relation 83. Up to 2 conditions per place. [2021-06-13 07:34:06,383 INFO L82 GeneralOperation]: Start removeDead. Operand has 155 places, 144 transitions, 308 flow [2021-06-13 07:34:06,384 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow [2021-06-13 07:34:06,385 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-13 07:34:06,385 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:34:06,385 INFO L301 ceAbstractionStarter]: Result for error location P1 was SAFE (1/3) [2021-06-13 07:34:06,386 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:34:06,388 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:34:06,388 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:34:06,388 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:34:06,388 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:34:06,388 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:34:06,388 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:34:06,388 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:34:06,388 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P1Thread1of1ForFork1======== [2021-06-13 07:34:06,390 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 155 places, 144 transitions, 308 flow [2021-06-13 07:34:06,411 INFO L129 PetriNetUnfolder]: 2/140 cut-off events. [2021-06-13 07:34:06,411 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:34:06,412 INFO L84 FinitePrefix]: Finished finitePrefix Result has 153 conditions, 140 events. 2/140 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 58 event pairs, 0 based on Foata normal form. 0/136 useless extension candidates. Maximal degree in co-relation 83. Up to 2 conditions per place. [2021-06-13 07:34:06,412 INFO L82 GeneralOperation]: Start removeDead. Operand has 155 places, 144 transitions, 308 flow [2021-06-13 07:34:06,414 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 151 places, 140 transitions, 292 flow [2021-06-13 07:34:06,421 INFO L129 PetriNetUnfolder]: 0/78 cut-off events. [2021-06-13 07:34:06,421 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:34:06,421 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:06,422 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:06,422 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:06,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:06,429 INFO L82 PathProgramCache]: Analyzing trace with hash -1373939881, now seen corresponding path program 1 times [2021-06-13 07:34:06,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:06,436 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532137942] [2021-06-13 07:34:06,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:06,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:06,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:06,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:06,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:34:06,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:06,596 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:06,596 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532137942] [2021-06-13 07:34:06,597 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532137942] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:06,597 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:06,597 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-13 07:34:06,597 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999672114] [2021-06-13 07:34:06,603 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-13 07:34:06,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:06,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-13 07:34:06,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-13 07:34:06,613 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 132 out of 144 [2021-06-13 07:34:06,617 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 151 places, 140 transitions, 292 flow. Second operand has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 3 states have internal predecessors, (398), 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) [2021-06-13 07:34:06,617 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:06,617 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 132 of 144 [2021-06-13 07:34:06,618 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:06,752 INFO L129 PetriNetUnfolder]: 133/448 cut-off events. [2021-06-13 07:34:06,753 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:34:06,756 INFO L84 FinitePrefix]: Finished finitePrefix Result has 667 conditions, 448 events. 133/448 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 2039 event pairs, 29 based on Foata normal form. 38/441 useless extension candidates. Maximal degree in co-relation 595. Up to 153 conditions per place. [2021-06-13 07:34:06,757 INFO L132 encePairwiseOnDemand]: 139/144 looper letters, 0 selfloop transitions, 0 changer transitions 141/141 dead transitions. [2021-06-13 07:34:06,757 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 141 transitions, 320 flow [2021-06-13 07:34:06,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-13 07:34:06,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-13 07:34:06,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 414 transitions. [2021-06-13 07:34:06,766 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9583333333333334 [2021-06-13 07:34:06,766 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 414 transitions. [2021-06-13 07:34:06,766 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 414 transitions. [2021-06-13 07:34:06,767 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:06,769 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 414 transitions. [2021-06-13 07:34:06,771 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 138.0) internal successors, (414), 3 states have internal predecessors, (414), 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) [2021-06-13 07:34:06,775 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 144.0) internal successors, (576), 4 states have internal predecessors, (576), 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) [2021-06-13 07:34:06,775 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 144.0) internal successors, (576), 4 states have internal predecessors, (576), 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) [2021-06-13 07:34:06,776 INFO L185 Difference]: Start difference. First operand has 151 places, 140 transitions, 292 flow. Second operand 3 states and 414 transitions. [2021-06-13 07:34:06,776 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 141 transitions, 320 flow [2021-06-13 07:34:06,778 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 141 transitions, 316 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-06-13 07:34:06,779 INFO L241 Difference]: Finished difference. Result has 147 places, 0 transitions, 0 flow [2021-06-13 07:34:06,781 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=280, PETRI_DIFFERENCE_MINUEND_PLACES=145, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=136, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=136, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=147, PETRI_TRANSITIONS=0} [2021-06-13 07:34:06,781 INFO L335 CegarLoopForPetriNet]: 151 programPoint places, -4 predicate places. [2021-06-13 07:34:06,781 INFO L482 AbstractCegarLoop]: Abstraction has has 147 places, 0 transitions, 0 flow [2021-06-13 07:34:06,781 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 3 states have internal predecessors, (398), 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) [2021-06-13 07:34:06,781 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-13 07:34:06,782 INFO L301 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork1 was SAFE (2/3) [2021-06-13 07:34:06,782 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-06-13 07:34:06,783 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:34:06,783 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:34:06,783 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:34:06,783 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:34:06,783 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:34:06,783 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:34:06,783 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:34:06,783 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-13 07:34:06,784 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 155 places, 144 transitions, 308 flow [2021-06-13 07:34:06,801 INFO L129 PetriNetUnfolder]: 2/140 cut-off events. [2021-06-13 07:34:06,801 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:34:06,801 INFO L84 FinitePrefix]: Finished finitePrefix Result has 153 conditions, 140 events. 2/140 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 58 event pairs, 0 based on Foata normal form. 0/136 useless extension candidates. Maximal degree in co-relation 83. Up to 2 conditions per place. [2021-06-13 07:34:06,801 INFO L82 GeneralOperation]: Start removeDead. Operand has 155 places, 144 transitions, 308 flow [2021-06-13 07:34:06,803 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 138 places, 126 transitions, 264 flow [2021-06-13 07:34:06,820 INFO L129 PetriNetUnfolder]: 1/125 cut-off events. [2021-06-13 07:34:06,820 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:34:06,820 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:06,821 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:06,821 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:06,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:06,822 INFO L82 PathProgramCache]: Analyzing trace with hash 946402268, now seen corresponding path program 1 times [2021-06-13 07:34:06,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:06,822 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859156680] [2021-06-13 07:34:06,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:06,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:06,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:06,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:06,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:06,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:34:06,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:06,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:34:06,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:06,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-13 07:34:06,942 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:34:06,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:06,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:06,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:06,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:06,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:06,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:06,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:06,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:06,966 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:06,966 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859156680] [2021-06-13 07:34:06,967 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859156680] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:06,967 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:06,967 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 07:34:06,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576327488] [2021-06-13 07:34:06,967 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 07:34:06,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:06,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 07:34:06,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-13 07:34:06,968 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 132 out of 144 [2021-06-13 07:34:06,969 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 138 places, 126 transitions, 264 flow. Second operand has 7 states, 7 states have (on average 133.14285714285714) internal successors, (932), 7 states have internal predecessors, (932), 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) [2021-06-13 07:34:06,969 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:06,969 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 132 of 144 [2021-06-13 07:34:06,969 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:07,072 INFO L129 PetriNetUnfolder]: 3/148 cut-off events. [2021-06-13 07:34:07,073 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:34:07,073 INFO L84 FinitePrefix]: Finished finitePrefix Result has 181 conditions, 148 events. 3/148 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 132 event pairs, 0 based on Foata normal form. 4/150 useless extension candidates. Maximal degree in co-relation 108. Up to 7 conditions per place. [2021-06-13 07:34:07,073 INFO L132 encePairwiseOnDemand]: 137/144 looper letters, 6 selfloop transitions, 2 changer transitions 11/135 dead transitions. [2021-06-13 07:34:07,073 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 146 places, 135 transitions, 318 flow [2021-06-13 07:34:07,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-13 07:34:07,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-13 07:34:07,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1210 transitions. [2021-06-13 07:34:07,076 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.933641975308642 [2021-06-13 07:34:07,076 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1210 transitions. [2021-06-13 07:34:07,076 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1210 transitions. [2021-06-13 07:34:07,076 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:07,077 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1210 transitions. [2021-06-13 07:34:07,079 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 134.44444444444446) internal successors, (1210), 9 states have internal predecessors, (1210), 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) [2021-06-13 07:34:07,081 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 144.0) internal successors, (1440), 10 states have internal predecessors, (1440), 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) [2021-06-13 07:34:07,081 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 144.0) internal successors, (1440), 10 states have internal predecessors, (1440), 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) [2021-06-13 07:34:07,081 INFO L185 Difference]: Start difference. First operand has 138 places, 126 transitions, 264 flow. Second operand 9 states and 1210 transitions. [2021-06-13 07:34:07,082 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 146 places, 135 transitions, 318 flow [2021-06-13 07:34:07,082 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 135 transitions, 314 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-06-13 07:34:07,084 INFO L241 Difference]: Finished difference. Result has 149 places, 124 transitions, 276 flow [2021-06-13 07:34:07,085 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=258, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=125, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=123, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=276, PETRI_PLACES=149, PETRI_TRANSITIONS=124} [2021-06-13 07:34:07,085 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 11 predicate places. [2021-06-13 07:34:07,085 INFO L482 AbstractCegarLoop]: Abstraction has has 149 places, 124 transitions, 276 flow [2021-06-13 07:34:07,085 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 133.14285714285714) internal successors, (932), 7 states have internal predecessors, (932), 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) [2021-06-13 07:34:07,085 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:07,085 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:07,085 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-13 07:34:07,086 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:07,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:07,086 INFO L82 PathProgramCache]: Analyzing trace with hash -2105754211, now seen corresponding path program 1 times [2021-06-13 07:34:07,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:07,086 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224293741] [2021-06-13 07:34:07,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:07,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:07,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:07,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:34:07,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:34:07,175 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:34:07,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:07,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:07,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:07,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:07,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:07,205 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:07,205 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224293741] [2021-06-13 07:34:07,205 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224293741] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:07,205 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:07,205 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 07:34:07,205 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559230366] [2021-06-13 07:34:07,206 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 07:34:07,206 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:07,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 07:34:07,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-13 07:34:07,208 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 144 [2021-06-13 07:34:07,209 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 149 places, 124 transitions, 276 flow. Second operand has 7 states, 7 states have (on average 130.28571428571428) internal successors, (912), 7 states have internal predecessors, (912), 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) [2021-06-13 07:34:07,209 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:07,209 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 144 [2021-06-13 07:34:07,209 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:07,340 INFO L129 PetriNetUnfolder]: 25/201 cut-off events. [2021-06-13 07:34:07,340 INFO L130 PetriNetUnfolder]: For 31/65 co-relation queries the response was YES. [2021-06-13 07:34:07,341 INFO L84 FinitePrefix]: Finished finitePrefix Result has 325 conditions, 201 events. 25/201 cut-off events. For 31/65 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 434 event pairs, 1 based on Foata normal form. 4/197 useless extension candidates. Maximal degree in co-relation 303. Up to 19 conditions per place. [2021-06-13 07:34:07,342 INFO L132 encePairwiseOnDemand]: 136/144 looper letters, 9 selfloop transitions, 4 changer transitions 18/144 dead transitions. [2021-06-13 07:34:07,342 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 144 transitions, 401 flow [2021-06-13 07:34:07,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-13 07:34:07,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-13 07:34:07,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1323 transitions. [2021-06-13 07:34:07,345 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.91875 [2021-06-13 07:34:07,345 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1323 transitions. [2021-06-13 07:34:07,345 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1323 transitions. [2021-06-13 07:34:07,346 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:07,346 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1323 transitions. [2021-06-13 07:34:07,348 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 132.3) internal successors, (1323), 10 states have internal predecessors, (1323), 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) [2021-06-13 07:34:07,350 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 144.0) internal successors, (1584), 11 states have internal predecessors, (1584), 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) [2021-06-13 07:34:07,350 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 144.0) internal successors, (1584), 11 states have internal predecessors, (1584), 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) [2021-06-13 07:34:07,350 INFO L185 Difference]: Start difference. First operand has 149 places, 124 transitions, 276 flow. Second operand 10 states and 1323 transitions. [2021-06-13 07:34:07,350 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 144 transitions, 401 flow [2021-06-13 07:34:07,353 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 144 transitions, 367 flow, removed 14 selfloop flow, removed 8 redundant places. [2021-06-13 07:34:07,355 INFO L241 Difference]: Finished difference. Result has 151 places, 124 transitions, 290 flow [2021-06-13 07:34:07,355 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=260, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=124, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=120, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=290, PETRI_PLACES=151, PETRI_TRANSITIONS=124} [2021-06-13 07:34:07,356 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 13 predicate places. [2021-06-13 07:34:07,356 INFO L482 AbstractCegarLoop]: Abstraction has has 151 places, 124 transitions, 290 flow [2021-06-13 07:34:07,357 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 130.28571428571428) internal successors, (912), 7 states have internal predecessors, (912), 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) [2021-06-13 07:34:07,357 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:07,357 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:07,357 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-13 07:34:07,357 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:07,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:07,357 INFO L82 PathProgramCache]: Analyzing trace with hash 1104846238, now seen corresponding path program 1 times [2021-06-13 07:34:07,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:07,358 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375376705] [2021-06-13 07:34:07,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:07,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:07,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:34:07,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:34:07,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:34:07,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-13 07:34:07,484 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:34:07,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:07,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:07,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:07,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:07,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:07,511 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:07,511 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375376705] [2021-06-13 07:34:07,511 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375376705] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:07,511 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:07,511 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-13 07:34:07,511 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915108990] [2021-06-13 07:34:07,512 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-13 07:34:07,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:07,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-13 07:34:07,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-13 07:34:07,513 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 131 out of 144 [2021-06-13 07:34:07,513 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 151 places, 124 transitions, 290 flow. Second operand has 8 states, 8 states have (on average 132.125) internal successors, (1057), 8 states have internal predecessors, (1057), 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) [2021-06-13 07:34:07,513 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:07,514 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 131 of 144 [2021-06-13 07:34:07,514 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:07,611 INFO L129 PetriNetUnfolder]: 3/140 cut-off events. [2021-06-13 07:34:07,611 INFO L130 PetriNetUnfolder]: For 30/32 co-relation queries the response was YES. [2021-06-13 07:34:07,612 INFO L84 FinitePrefix]: Finished finitePrefix Result has 208 conditions, 140 events. 3/140 cut-off events. For 30/32 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 111 event pairs, 0 based on Foata normal form. 2/141 useless extension candidates. Maximal degree in co-relation 191. Up to 7 conditions per place. [2021-06-13 07:34:07,612 INFO L132 encePairwiseOnDemand]: 137/144 looper letters, 6 selfloop transitions, 3 changer transitions 10/134 dead transitions. [2021-06-13 07:34:07,612 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 154 places, 134 transitions, 370 flow [2021-06-13 07:34:07,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-13 07:34:07,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-13 07:34:07,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1331 transitions. [2021-06-13 07:34:07,614 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9243055555555556 [2021-06-13 07:34:07,614 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1331 transitions. [2021-06-13 07:34:07,614 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1331 transitions. [2021-06-13 07:34:07,615 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:07,615 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1331 transitions. [2021-06-13 07:34:07,617 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 133.1) internal successors, (1331), 10 states have internal predecessors, (1331), 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) [2021-06-13 07:34:07,618 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 144.0) internal successors, (1584), 11 states have internal predecessors, (1584), 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) [2021-06-13 07:34:07,619 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 144.0) internal successors, (1584), 11 states have internal predecessors, (1584), 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) [2021-06-13 07:34:07,619 INFO L185 Difference]: Start difference. First operand has 151 places, 124 transitions, 290 flow. Second operand 10 states and 1331 transitions. [2021-06-13 07:34:07,619 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 154 places, 134 transitions, 370 flow [2021-06-13 07:34:07,620 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 134 transitions, 324 flow, removed 18 selfloop flow, removed 10 redundant places. [2021-06-13 07:34:07,621 INFO L241 Difference]: Finished difference. Result has 151 places, 124 transitions, 286 flow [2021-06-13 07:34:07,621 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=264, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=124, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=286, PETRI_PLACES=151, PETRI_TRANSITIONS=124} [2021-06-13 07:34:07,622 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 13 predicate places. [2021-06-13 07:34:07,622 INFO L482 AbstractCegarLoop]: Abstraction has has 151 places, 124 transitions, 286 flow [2021-06-13 07:34:07,622 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 132.125) internal successors, (1057), 8 states have internal predecessors, (1057), 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) [2021-06-13 07:34:07,622 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:07,622 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:07,622 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-13 07:34:07,622 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:07,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:07,622 INFO L82 PathProgramCache]: Analyzing trace with hash -2049577763, now seen corresponding path program 1 times [2021-06-13 07:34:07,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:07,623 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455042735] [2021-06-13 07:34:07,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:07,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:07,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:07,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-13 07:34:07,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-13 07:34:07,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-13 07:34:07,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:07,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:34:07,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:34:07,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:34:07,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:34:07,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-13 07:34:07,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:34:07,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:34:07,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-13 07:34:07,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:07,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:34:07,899 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.9 percent of original size [2021-06-13 07:34:07,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-13 07:34:07,932 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.0 percent of original size [2021-06-13 07:34:07,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-13 07:34:07,973 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.0 percent of original size [2021-06-13 07:34:07,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-06-13 07:34:07,983 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.7 percent of original size [2021-06-13 07:34:07,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-13 07:34:08,012 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size [2021-06-13 07:34:08,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-13 07:34:08,030 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:34:08,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:08,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:08,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:08,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:08,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:08,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:08,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:08,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:08,073 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:08,073 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455042735] [2021-06-13 07:34:08,073 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455042735] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:08,073 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:08,074 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-06-13 07:34:08,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395151553] [2021-06-13 07:34:08,074 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-13 07:34:08,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:08,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-13 07:34:08,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=207, Unknown=0, NotChecked=0, Total=272 [2021-06-13 07:34:08,075 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 144 [2021-06-13 07:34:08,077 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 151 places, 124 transitions, 286 flow. Second operand has 17 states, 17 states have (on average 97.76470588235294) internal successors, (1662), 17 states have internal predecessors, (1662), 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) [2021-06-13 07:34:08,077 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:08,077 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 144 [2021-06-13 07:34:08,077 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:09,249 INFO L129 PetriNetUnfolder]: 856/1799 cut-off events. [2021-06-13 07:34:09,249 INFO L130 PetriNetUnfolder]: For 383/383 co-relation queries the response was YES. [2021-06-13 07:34:09,253 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3613 conditions, 1799 events. 856/1799 cut-off events. For 383/383 co-relation queries the response was YES. Maximal size of possible extension queue 125. Compared 10746 event pairs, 363 based on Foata normal form. 31/1686 useless extension candidates. Maximal degree in co-relation 3517. Up to 879 conditions per place. [2021-06-13 07:34:09,260 INFO L132 encePairwiseOnDemand]: 122/144 looper letters, 38 selfloop transitions, 31 changer transitions 53/210 dead transitions. [2021-06-13 07:34:09,260 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 167 places, 210 transitions, 740 flow [2021-06-13 07:34:09,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-13 07:34:09,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-06-13 07:34:09,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 2340 transitions. [2021-06-13 07:34:09,264 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7065217391304348 [2021-06-13 07:34:09,265 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 2340 transitions. [2021-06-13 07:34:09,265 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 2340 transitions. [2021-06-13 07:34:09,266 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:09,266 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 2340 transitions. [2021-06-13 07:34:09,269 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 101.73913043478261) internal successors, (2340), 23 states have internal predecessors, (2340), 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) [2021-06-13 07:34:09,272 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 144.0) internal successors, (3456), 24 states have internal predecessors, (3456), 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) [2021-06-13 07:34:09,273 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 144.0) internal successors, (3456), 24 states have internal predecessors, (3456), 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) [2021-06-13 07:34:09,274 INFO L185 Difference]: Start difference. First operand has 151 places, 124 transitions, 286 flow. Second operand 23 states and 2340 transitions. [2021-06-13 07:34:09,274 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 167 places, 210 transitions, 740 flow [2021-06-13 07:34:09,281 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 210 transitions, 694 flow, removed 18 selfloop flow, removed 9 redundant places. [2021-06-13 07:34:09,283 INFO L241 Difference]: Finished difference. Result has 174 places, 150 transitions, 487 flow [2021-06-13 07:34:09,283 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=268, PETRI_DIFFERENCE_MINUEND_PLACES=136, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=124, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=487, PETRI_PLACES=174, PETRI_TRANSITIONS=150} [2021-06-13 07:34:09,283 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 36 predicate places. [2021-06-13 07:34:09,283 INFO L482 AbstractCegarLoop]: Abstraction has has 174 places, 150 transitions, 487 flow [2021-06-13 07:34:09,285 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 97.76470588235294) internal successors, (1662), 17 states have internal predecessors, (1662), 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) [2021-06-13 07:34:09,285 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:09,285 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:09,285 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-13 07:34:09,285 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:09,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:09,285 INFO L82 PathProgramCache]: Analyzing trace with hash -1757443155, now seen corresponding path program 2 times [2021-06-13 07:34:09,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:09,286 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381473466] [2021-06-13 07:34:09,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:09,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:09,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:09,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:09,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-13 07:34:09,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:09,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-13 07:34:09,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:09,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-13 07:34:09,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:09,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:09,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:09,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:34:09,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:09,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:34:09,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:09,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:34:09,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:09,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:34:09,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:09,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-13 07:34:09,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:09,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:34:09,504 INFO L142 QuantifierPusher]: treesize reduction 14, result has 65.0 percent of original size [2021-06-13 07:34:09,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:34:09,518 INFO L142 QuantifierPusher]: treesize reduction 14, result has 70.8 percent of original size [2021-06-13 07:34:09,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-13 07:34:09,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:09,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:34:09,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:09,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:34:09,540 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-06-13 07:34:09,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-13 07:34:09,555 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.1 percent of original size [2021-06-13 07:34:09,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-13 07:34:09,563 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.1 percent of original size [2021-06-13 07:34:09,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-13 07:34:09,578 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size [2021-06-13 07:34:09,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-13 07:34:09,590 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:34:09,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:09,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:09,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:09,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:09,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:09,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:09,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:09,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:09,634 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:09,634 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381473466] [2021-06-13 07:34:09,634 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381473466] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:09,634 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:09,634 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-06-13 07:34:09,634 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955746455] [2021-06-13 07:34:09,634 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-13 07:34:09,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:09,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-13 07:34:09,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2021-06-13 07:34:09,636 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 144 [2021-06-13 07:34:09,637 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 150 transitions, 487 flow. Second operand has 17 states, 17 states have (on average 97.76470588235294) internal successors, (1662), 17 states have internal predecessors, (1662), 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) [2021-06-13 07:34:09,637 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:09,637 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 144 [2021-06-13 07:34:09,637 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:10,964 INFO L129 PetriNetUnfolder]: 786/1683 cut-off events. [2021-06-13 07:34:10,964 INFO L130 PetriNetUnfolder]: For 4971/4998 co-relation queries the response was YES. [2021-06-13 07:34:10,970 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5497 conditions, 1683 events. 786/1683 cut-off events. For 4971/4998 co-relation queries the response was YES. Maximal size of possible extension queue 115. Compared 9893 event pairs, 300 based on Foata normal form. 64/1705 useless extension candidates. Maximal degree in co-relation 5386. Up to 762 conditions per place. [2021-06-13 07:34:10,976 INFO L132 encePairwiseOnDemand]: 122/144 looper letters, 43 selfloop transitions, 49 changer transitions 53/233 dead transitions. [2021-06-13 07:34:10,976 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 188 places, 233 transitions, 1261 flow [2021-06-13 07:34:10,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-13 07:34:10,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-06-13 07:34:10,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 2440 transitions. [2021-06-13 07:34:10,981 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7060185185185185 [2021-06-13 07:34:10,981 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 2440 transitions. [2021-06-13 07:34:10,981 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 2440 transitions. [2021-06-13 07:34:10,982 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:10,982 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 2440 transitions. [2021-06-13 07:34:10,986 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 101.66666666666667) internal successors, (2440), 24 states have internal predecessors, (2440), 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) [2021-06-13 07:34:10,990 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 144.0) internal successors, (3600), 25 states have internal predecessors, (3600), 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) [2021-06-13 07:34:10,990 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 144.0) internal successors, (3600), 25 states have internal predecessors, (3600), 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) [2021-06-13 07:34:10,990 INFO L185 Difference]: Start difference. First operand has 174 places, 150 transitions, 487 flow. Second operand 24 states and 2440 transitions. [2021-06-13 07:34:10,990 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 188 places, 233 transitions, 1261 flow [2021-06-13 07:34:10,995 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 180 places, 233 transitions, 1234 flow, removed 9 selfloop flow, removed 8 redundant places. [2021-06-13 07:34:10,997 INFO L241 Difference]: Finished difference. Result has 194 places, 171 transitions, 783 flow [2021-06-13 07:34:10,998 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=472, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=115, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=783, PETRI_PLACES=194, PETRI_TRANSITIONS=171} [2021-06-13 07:34:10,998 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 56 predicate places. [2021-06-13 07:34:10,998 INFO L482 AbstractCegarLoop]: Abstraction has has 194 places, 171 transitions, 783 flow [2021-06-13 07:34:10,998 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 97.76470588235294) internal successors, (1662), 17 states have internal predecessors, (1662), 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) [2021-06-13 07:34:10,998 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:10,998 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:10,998 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-13 07:34:10,999 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:10,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:10,999 INFO L82 PathProgramCache]: Analyzing trace with hash -1397698467, now seen corresponding path program 1 times [2021-06-13 07:34:10,999 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:10,999 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140490315] [2021-06-13 07:34:10,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:11,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:11,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:11,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:11,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:11,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-13 07:34:11,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:11,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-13 07:34:11,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:11,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-13 07:34:11,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:11,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:11,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:11,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:34:11,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:11,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-13 07:34:11,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:11,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-13 07:34:11,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:11,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-13 07:34:11,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:11,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-13 07:34:11,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:11,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-13 07:34:11,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:11,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-13 07:34:11,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:11,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-13 07:34:11,219 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-06-13 07:34:11,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-13 07:34:11,239 INFO L142 QuantifierPusher]: treesize reduction 14, result has 74.1 percent of original size [2021-06-13 07:34:11,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-13 07:34:11,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:11,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-13 07:34:11,252 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.9 percent of original size [2021-06-13 07:34:11,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-13 07:34:11,273 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.0 percent of original size [2021-06-13 07:34:11,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-13 07:34:11,297 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.8 percent of original size [2021-06-13 07:34:11,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-13 07:34:11,306 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-06-13 07:34:11,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-13 07:34:11,326 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.3 percent of original size [2021-06-13 07:34:11,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-13 07:34:11,356 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size [2021-06-13 07:34:11,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-13 07:34:11,372 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:34:11,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:11,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:11,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:11,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:11,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:11,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:11,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:11,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:11,416 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:11,416 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140490315] [2021-06-13 07:34:11,416 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140490315] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:11,416 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:11,416 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-06-13 07:34:11,416 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98021747] [2021-06-13 07:34:11,416 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-13 07:34:11,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:11,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-13 07:34:11,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=286, Unknown=0, NotChecked=0, Total=380 [2021-06-13 07:34:11,418 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 144 [2021-06-13 07:34:11,419 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 194 places, 171 transitions, 783 flow. Second operand has 20 states, 20 states have (on average 95.65) internal successors, (1913), 20 states have internal predecessors, (1913), 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) [2021-06-13 07:34:11,419 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:11,419 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 144 [2021-06-13 07:34:11,419 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:12,580 INFO L129 PetriNetUnfolder]: 646/1487 cut-off events. [2021-06-13 07:34:12,580 INFO L130 PetriNetUnfolder]: For 13081/13122 co-relation queries the response was YES. [2021-06-13 07:34:12,585 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6629 conditions, 1487 events. 646/1487 cut-off events. For 13081/13122 co-relation queries the response was YES. Maximal size of possible extension queue 89. Compared 8761 event pairs, 314 based on Foata normal form. 47/1482 useless extension candidates. Maximal degree in co-relation 6502. Up to 795 conditions per place. [2021-06-13 07:34:12,592 INFO L132 encePairwiseOnDemand]: 121/144 looper letters, 54 selfloop transitions, 42 changer transitions 44/226 dead transitions. [2021-06-13 07:34:12,592 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 209 places, 226 transitions, 1637 flow [2021-06-13 07:34:12,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 07:34:12,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-06-13 07:34:12,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 2472 transitions. [2021-06-13 07:34:12,596 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6866666666666666 [2021-06-13 07:34:12,596 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 2472 transitions. [2021-06-13 07:34:12,596 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 2472 transitions. [2021-06-13 07:34:12,597 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:12,597 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 2472 transitions. [2021-06-13 07:34:12,600 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 98.88) internal successors, (2472), 25 states have internal predecessors, (2472), 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) [2021-06-13 07:34:12,603 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 144.0) internal successors, (3744), 26 states have internal predecessors, (3744), 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) [2021-06-13 07:34:12,604 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 144.0) internal successors, (3744), 26 states have internal predecessors, (3744), 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) [2021-06-13 07:34:12,604 INFO L185 Difference]: Start difference. First operand has 194 places, 171 transitions, 783 flow. Second operand 25 states and 2472 transitions. [2021-06-13 07:34:12,604 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 209 places, 226 transitions, 1637 flow [2021-06-13 07:34:12,612 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 193 places, 226 transitions, 1439 flow, removed 91 selfloop flow, removed 16 redundant places. [2021-06-13 07:34:12,615 INFO L241 Difference]: Finished difference. Result has 204 places, 176 transitions, 907 flow [2021-06-13 07:34:12,615 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=715, PETRI_DIFFERENCE_MINUEND_PLACES=169, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=38, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=130, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=907, PETRI_PLACES=204, PETRI_TRANSITIONS=176} [2021-06-13 07:34:12,615 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 66 predicate places. [2021-06-13 07:34:12,615 INFO L482 AbstractCegarLoop]: Abstraction has has 204 places, 176 transitions, 907 flow [2021-06-13 07:34:12,616 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 95.65) internal successors, (1913), 20 states have internal predecessors, (1913), 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) [2021-06-13 07:34:12,616 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:12,616 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:12,616 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-13 07:34:12,616 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:12,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:12,616 INFO L82 PathProgramCache]: Analyzing trace with hash -136907625, now seen corresponding path program 2 times [2021-06-13 07:34:12,616 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:12,616 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906392512] [2021-06-13 07:34:12,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:12,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:12,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:12,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:12,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-13 07:34:12,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:12,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-13 07:34:12,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:12,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-13 07:34:12,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:12,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:12,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:12,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:34:12,788 INFO L142 QuantifierPusher]: treesize reduction 12, result has 68.4 percent of original size [2021-06-13 07:34:12,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:34:12,799 INFO L142 QuantifierPusher]: treesize reduction 8, result has 73.3 percent of original size [2021-06-13 07:34:12,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:34:12,802 INFO L142 QuantifierPusher]: treesize reduction 49, result has 34.7 percent of original size [2021-06-13 07:34:12,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:34:12,815 INFO L142 QuantifierPusher]: treesize reduction 49, result has 41.0 percent of original size [2021-06-13 07:34:12,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-13 07:34:12,824 INFO L142 QuantifierPusher]: treesize reduction 37, result has 37.3 percent of original size [2021-06-13 07:34:12,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:34:12,826 INFO L142 QuantifierPusher]: treesize reduction 41, result has 38.8 percent of original size [2021-06-13 07:34:12,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:34:12,841 INFO L142 QuantifierPusher]: treesize reduction 41, result has 45.3 percent of original size [2021-06-13 07:34:12,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-13 07:34:12,850 INFO L142 QuantifierPusher]: treesize reduction 35, result has 38.6 percent of original size [2021-06-13 07:34:12,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:34:12,852 INFO L142 QuantifierPusher]: treesize reduction 40, result has 34.4 percent of original size [2021-06-13 07:34:12,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-13 07:34:12,863 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-06-13 07:34:12,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-13 07:34:12,870 INFO L142 QuantifierPusher]: treesize reduction 34, result has 33.3 percent of original size [2021-06-13 07:34:12,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-13 07:34:12,882 INFO L142 QuantifierPusher]: treesize reduction 66, result has 58.2 percent of original size [2021-06-13 07:34:12,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-06-13 07:34:12,912 INFO L142 QuantifierPusher]: treesize reduction 34, result has 51.4 percent of original size [2021-06-13 07:34:12,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-13 07:34:12,930 INFO L142 QuantifierPusher]: treesize reduction 6, result has 71.4 percent of original size [2021-06-13 07:34:12,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-13 07:34:12,952 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:34:12,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:12,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:12,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:12,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:12,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:12,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:12,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:12,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:12,997 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:12,997 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906392512] [2021-06-13 07:34:12,997 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906392512] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:12,997 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:12,997 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-06-13 07:34:12,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385387764] [2021-06-13 07:34:12,998 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-13 07:34:12,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:12,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-13 07:34:12,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2021-06-13 07:34:12,999 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 144 [2021-06-13 07:34:13,000 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 204 places, 176 transitions, 907 flow. Second operand has 18 states, 18 states have (on average 97.72222222222223) internal successors, (1759), 18 states have internal predecessors, (1759), 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) [2021-06-13 07:34:13,000 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:13,000 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 144 [2021-06-13 07:34:13,000 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:14,068 INFO L129 PetriNetUnfolder]: 802/1753 cut-off events. [2021-06-13 07:34:14,068 INFO L130 PetriNetUnfolder]: For 20259/20331 co-relation queries the response was YES. [2021-06-13 07:34:14,074 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8763 conditions, 1753 events. 802/1753 cut-off events. For 20259/20331 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 10295 event pairs, 232 based on Foata normal form. 141/1836 useless extension candidates. Maximal degree in co-relation 8633. Up to 707 conditions per place. [2021-06-13 07:34:14,083 INFO L132 encePairwiseOnDemand]: 121/144 looper letters, 77 selfloop transitions, 75 changer transitions 47/287 dead transitions. [2021-06-13 07:34:14,083 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 216 places, 287 transitions, 2435 flow [2021-06-13 07:34:14,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-13 07:34:14,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-06-13 07:34:14,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 2347 transitions. [2021-06-13 07:34:14,085 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7086352657004831 [2021-06-13 07:34:14,086 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 2347 transitions. [2021-06-13 07:34:14,086 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 2347 transitions. [2021-06-13 07:34:14,086 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:14,086 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 2347 transitions. [2021-06-13 07:34:14,088 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 102.04347826086956) internal successors, (2347), 23 states have internal predecessors, (2347), 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) [2021-06-13 07:34:14,091 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 144.0) internal successors, (3456), 24 states have internal predecessors, (3456), 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) [2021-06-13 07:34:14,092 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 144.0) internal successors, (3456), 24 states have internal predecessors, (3456), 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) [2021-06-13 07:34:14,092 INFO L185 Difference]: Start difference. First operand has 204 places, 176 transitions, 907 flow. Second operand 23 states and 2347 transitions. [2021-06-13 07:34:14,092 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 216 places, 287 transitions, 2435 flow [2021-06-13 07:34:14,101 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 196 places, 287 transitions, 2258 flow, removed 59 selfloop flow, removed 20 redundant places. [2021-06-13 07:34:14,104 INFO L241 Difference]: Finished difference. Result has 209 places, 215 transitions, 1466 flow [2021-06-13 07:34:14,104 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=796, PETRI_DIFFERENCE_MINUEND_PLACES=174, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=175, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=44, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=1466, PETRI_PLACES=209, PETRI_TRANSITIONS=215} [2021-06-13 07:34:14,104 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 71 predicate places. [2021-06-13 07:34:14,104 INFO L482 AbstractCegarLoop]: Abstraction has has 209 places, 215 transitions, 1466 flow [2021-06-13 07:34:14,105 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 97.72222222222223) internal successors, (1759), 18 states have internal predecessors, (1759), 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) [2021-06-13 07:34:14,105 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:14,105 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:14,105 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-13 07:34:14,105 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:14,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:14,106 INFO L82 PathProgramCache]: Analyzing trace with hash 1814577413, now seen corresponding path program 3 times [2021-06-13 07:34:14,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:14,106 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868831838] [2021-06-13 07:34:14,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:14,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:14,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:14,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:14,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:14,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-13 07:34:14,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:14,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-13 07:34:14,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:14,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-13 07:34:14,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:14,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:14,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:14,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:34:14,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:14,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-13 07:34:14,270 INFO L142 QuantifierPusher]: treesize reduction 15, result has 65.1 percent of original size [2021-06-13 07:34:14,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-13 07:34:14,289 INFO L142 QuantifierPusher]: treesize reduction 19, result has 62.0 percent of original size [2021-06-13 07:34:14,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-13 07:34:14,306 INFO L142 QuantifierPusher]: treesize reduction 19, result has 64.2 percent of original size [2021-06-13 07:34:14,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-13 07:34:14,324 INFO L142 QuantifierPusher]: treesize reduction 19, result has 66.7 percent of original size [2021-06-13 07:34:14,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-13 07:34:14,345 INFO L142 QuantifierPusher]: treesize reduction 19, result has 64.2 percent of original size [2021-06-13 07:34:14,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-13 07:34:14,347 INFO L142 QuantifierPusher]: treesize reduction 19, result has 66.7 percent of original size [2021-06-13 07:34:14,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-13 07:34:14,368 INFO L142 QuantifierPusher]: treesize reduction 27, result has 63.0 percent of original size [2021-06-13 07:34:14,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-13 07:34:14,381 INFO L142 QuantifierPusher]: treesize reduction 19, result has 64.2 percent of original size [2021-06-13 07:34:14,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-13 07:34:14,382 INFO L142 QuantifierPusher]: treesize reduction 33, result has 53.5 percent of original size [2021-06-13 07:34:14,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-13 07:34:14,405 INFO L142 QuantifierPusher]: treesize reduction 41, result has 52.9 percent of original size [2021-06-13 07:34:14,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-13 07:34:14,420 INFO L142 QuantifierPusher]: treesize reduction 19, result has 64.2 percent of original size [2021-06-13 07:34:14,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-13 07:34:14,421 INFO L142 QuantifierPusher]: treesize reduction 21, result has 63.2 percent of original size [2021-06-13 07:34:14,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-13 07:34:14,441 INFO L142 QuantifierPusher]: treesize reduction 28, result has 75.0 percent of original size [2021-06-13 07:34:14,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-13 07:34:14,481 INFO L142 QuantifierPusher]: treesize reduction 28, result has 78.1 percent of original size [2021-06-13 07:34:14,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-06-13 07:34:14,497 INFO L142 QuantifierPusher]: treesize reduction 28, result has 74.1 percent of original size [2021-06-13 07:34:14,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-06-13 07:34:14,536 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.5 percent of original size [2021-06-13 07:34:14,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-13 07:34:14,556 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size [2021-06-13 07:34:14,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-13 07:34:14,573 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:34:14,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:14,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:14,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:14,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:14,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:14,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:14,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:14,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:14,626 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:14,626 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868831838] [2021-06-13 07:34:14,626 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868831838] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:14,626 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:14,626 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-06-13 07:34:14,626 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072538907] [2021-06-13 07:34:14,626 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-06-13 07:34:14,626 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:14,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-06-13 07:34:14,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=352, Unknown=0, NotChecked=0, Total=462 [2021-06-13 07:34:14,628 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 92 out of 144 [2021-06-13 07:34:14,629 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 209 places, 215 transitions, 1466 flow. Second operand has 22 states, 22 states have (on average 93.5909090909091) internal successors, (2059), 22 states have internal predecessors, (2059), 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) [2021-06-13 07:34:14,629 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:14,629 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 92 of 144 [2021-06-13 07:34:14,629 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:16,248 INFO L129 PetriNetUnfolder]: 742/1678 cut-off events. [2021-06-13 07:34:16,249 INFO L130 PetriNetUnfolder]: For 24502/25225 co-relation queries the response was YES. [2021-06-13 07:34:16,255 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10630 conditions, 1678 events. 742/1678 cut-off events. For 24502/25225 co-relation queries the response was YES. Maximal size of possible extension queue 88. Compared 10032 event pairs, 209 based on Foata normal form. 120/1741 useless extension candidates. Maximal degree in co-relation 10491. Up to 665 conditions per place. [2021-06-13 07:34:16,264 INFO L132 encePairwiseOnDemand]: 118/144 looper letters, 59 selfloop transitions, 104 changer transitions 63/310 dead transitions. [2021-06-13 07:34:16,264 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 231 places, 310 transitions, 3447 flow [2021-06-13 07:34:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-13 07:34:16,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2021-06-13 07:34:16,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 3093 transitions. [2021-06-13 07:34:16,267 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6712239583333334 [2021-06-13 07:34:16,267 INFO L72 ComplementDD]: Start complementDD. Operand 32 states and 3093 transitions. [2021-06-13 07:34:16,267 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 3093 transitions. [2021-06-13 07:34:16,268 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:16,268 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 32 states and 3093 transitions. [2021-06-13 07:34:16,271 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 33 states, 32 states have (on average 96.65625) internal successors, (3093), 32 states have internal predecessors, (3093), 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) [2021-06-13 07:34:16,273 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 33 states, 33 states have (on average 144.0) internal successors, (4752), 33 states have internal predecessors, (4752), 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) [2021-06-13 07:34:16,274 INFO L81 ComplementDD]: Finished complementDD. Result has 33 states, 33 states have (on average 144.0) internal successors, (4752), 33 states have internal predecessors, (4752), 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) [2021-06-13 07:34:16,274 INFO L185 Difference]: Start difference. First operand has 209 places, 215 transitions, 1466 flow. Second operand 32 states and 3093 transitions. [2021-06-13 07:34:16,274 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 231 places, 310 transitions, 3447 flow [2021-06-13 07:34:16,292 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 215 places, 310 transitions, 3177 flow, removed 127 selfloop flow, removed 16 redundant places. [2021-06-13 07:34:16,295 INFO L241 Difference]: Finished difference. Result has 231 places, 236 transitions, 2014 flow [2021-06-13 07:34:16,295 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=1376, PETRI_DIFFERENCE_MINUEND_PLACES=184, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=215, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=84, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=32, PETRI_FLOW=2014, PETRI_PLACES=231, PETRI_TRANSITIONS=236} [2021-06-13 07:34:16,296 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 93 predicate places. [2021-06-13 07:34:16,296 INFO L482 AbstractCegarLoop]: Abstraction has has 231 places, 236 transitions, 2014 flow [2021-06-13 07:34:16,296 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 93.5909090909091) internal successors, (2059), 22 states have internal predecessors, (2059), 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) [2021-06-13 07:34:16,296 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:16,296 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:16,296 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-13 07:34:16,296 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:16,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:16,297 INFO L82 PathProgramCache]: Analyzing trace with hash 766888437, now seen corresponding path program 1 times [2021-06-13 07:34:16,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:16,297 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323127574] [2021-06-13 07:34:16,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:16,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:16,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:16,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:16,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:34:16,354 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-06-13 07:34:16,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-13 07:34:16,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:16,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:34:16,370 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-13 07:34:16,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:16,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:16,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:16,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:16,376 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:16,376 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323127574] [2021-06-13 07:34:16,376 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323127574] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:16,376 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:16,376 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-13 07:34:16,376 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071768649] [2021-06-13 07:34:16,377 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-13 07:34:16,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:16,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-13 07:34:16,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-13 07:34:16,378 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 144 [2021-06-13 07:34:16,378 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 231 places, 236 transitions, 2014 flow. Second operand has 6 states, 6 states have (on average 130.16666666666666) internal successors, (781), 6 states have internal predecessors, (781), 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) [2021-06-13 07:34:16,378 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:16,378 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 144 [2021-06-13 07:34:16,378 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:16,995 INFO L129 PetriNetUnfolder]: 1860/4080 cut-off events. [2021-06-13 07:34:16,996 INFO L130 PetriNetUnfolder]: For 34175/35022 co-relation queries the response was YES. [2021-06-13 07:34:17,081 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16948 conditions, 4080 events. 1860/4080 cut-off events. For 34175/35022 co-relation queries the response was YES. Maximal size of possible extension queue 470. Compared 34192 event pairs, 360 based on Foata normal form. 156/3948 useless extension candidates. Maximal degree in co-relation 16815. Up to 990 conditions per place. [2021-06-13 07:34:17,106 INFO L132 encePairwiseOnDemand]: 134/144 looper letters, 23 selfloop transitions, 19 changer transitions 0/264 dead transitions. [2021-06-13 07:34:17,106 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 227 places, 264 transitions, 2125 flow [2021-06-13 07:34:17,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-13 07:34:17,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-13 07:34:17,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1205 transitions. [2021-06-13 07:34:17,108 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9297839506172839 [2021-06-13 07:34:17,108 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1205 transitions. [2021-06-13 07:34:17,108 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1205 transitions. [2021-06-13 07:34:17,108 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:17,108 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1205 transitions. [2021-06-13 07:34:17,109 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 133.88888888888889) internal successors, (1205), 9 states have internal predecessors, (1205), 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) [2021-06-13 07:34:17,110 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 144.0) internal successors, (1440), 10 states have internal predecessors, (1440), 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) [2021-06-13 07:34:17,110 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 144.0) internal successors, (1440), 10 states have internal predecessors, (1440), 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) [2021-06-13 07:34:17,110 INFO L185 Difference]: Start difference. First operand has 231 places, 236 transitions, 2014 flow. Second operand 9 states and 1205 transitions. [2021-06-13 07:34:17,110 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 227 places, 264 transitions, 2125 flow [2021-06-13 07:34:17,140 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 198 places, 264 transitions, 1943 flow, removed 64 selfloop flow, removed 29 redundant places. [2021-06-13 07:34:17,143 INFO L241 Difference]: Finished difference. Result has 203 places, 250 transitions, 1931 flow [2021-06-13 07:34:17,143 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=1797, PETRI_DIFFERENCE_MINUEND_PLACES=190, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=233, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=224, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1931, PETRI_PLACES=203, PETRI_TRANSITIONS=250} [2021-06-13 07:34:17,143 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 65 predicate places. [2021-06-13 07:34:17,144 INFO L482 AbstractCegarLoop]: Abstraction has has 203 places, 250 transitions, 1931 flow [2021-06-13 07:34:17,144 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 130.16666666666666) internal successors, (781), 6 states have internal predecessors, (781), 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) [2021-06-13 07:34:17,144 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:17,144 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:17,144 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-13 07:34:17,144 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:17,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:17,144 INFO L82 PathProgramCache]: Analyzing trace with hash 703358526, now seen corresponding path program 1 times [2021-06-13 07:34:17,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:17,145 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745362799] [2021-06-13 07:34:17,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:17,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:17,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:17,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:17,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:17,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:34:17,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:17,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:34:17,210 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-06-13 07:34:17,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-13 07:34:17,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:17,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:34:17,228 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-13 07:34:17,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:17,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:17,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:17,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:17,235 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:17,235 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745362799] [2021-06-13 07:34:17,235 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745362799] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:17,235 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:17,235 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 07:34:17,235 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855882436] [2021-06-13 07:34:17,236 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 07:34:17,236 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:17,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 07:34:17,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-13 07:34:17,237 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 144 [2021-06-13 07:34:17,237 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 203 places, 250 transitions, 1931 flow. Second operand has 7 states, 7 states have (on average 130.14285714285714) internal successors, (911), 7 states have internal predecessors, (911), 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) [2021-06-13 07:34:17,237 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:17,237 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 144 [2021-06-13 07:34:17,238 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:17,827 INFO L129 PetriNetUnfolder]: 1435/3572 cut-off events. [2021-06-13 07:34:17,827 INFO L130 PetriNetUnfolder]: For 15741/17790 co-relation queries the response was YES. [2021-06-13 07:34:17,853 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14489 conditions, 3572 events. 1435/3572 cut-off events. For 15741/17790 co-relation queries the response was YES. Maximal size of possible extension queue 461. Compared 32313 event pairs, 134 based on Foata normal form. 397/3743 useless extension candidates. Maximal degree in co-relation 14374. Up to 1211 conditions per place. [2021-06-13 07:34:17,875 INFO L132 encePairwiseOnDemand]: 134/144 looper letters, 25 selfloop transitions, 37 changer transitions 0/274 dead transitions. [2021-06-13 07:34:17,875 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 214 places, 274 transitions, 2167 flow [2021-06-13 07:34:17,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 07:34:17,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-06-13 07:34:17,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1608 transitions. [2021-06-13 07:34:17,877 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9305555555555556 [2021-06-13 07:34:17,877 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1608 transitions. [2021-06-13 07:34:17,877 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1608 transitions. [2021-06-13 07:34:17,877 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:17,877 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1608 transitions. [2021-06-13 07:34:17,878 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 134.0) internal successors, (1608), 12 states have internal predecessors, (1608), 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) [2021-06-13 07:34:17,881 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 144.0) internal successors, (1872), 13 states have internal predecessors, (1872), 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) [2021-06-13 07:34:17,881 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 144.0) internal successors, (1872), 13 states have internal predecessors, (1872), 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) [2021-06-13 07:34:17,881 INFO L185 Difference]: Start difference. First operand has 203 places, 250 transitions, 1931 flow. Second operand 12 states and 1608 transitions. [2021-06-13 07:34:17,881 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 214 places, 274 transitions, 2167 flow [2021-06-13 07:34:17,897 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 213 places, 274 transitions, 2155 flow, removed 5 selfloop flow, removed 1 redundant places. [2021-06-13 07:34:17,900 INFO L241 Difference]: Finished difference. Result has 218 places, 259 transitions, 2082 flow [2021-06-13 07:34:17,900 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=1802, PETRI_DIFFERENCE_MINUEND_PLACES=202, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=240, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=215, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=2082, PETRI_PLACES=218, PETRI_TRANSITIONS=259} [2021-06-13 07:34:17,901 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 80 predicate places. [2021-06-13 07:34:17,901 INFO L482 AbstractCegarLoop]: Abstraction has has 218 places, 259 transitions, 2082 flow [2021-06-13 07:34:17,901 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 130.14285714285714) internal successors, (911), 7 states have internal predecessors, (911), 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) [2021-06-13 07:34:17,901 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:17,901 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:17,901 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-13 07:34:17,901 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:17,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:17,901 INFO L82 PathProgramCache]: Analyzing trace with hash 86808129, now seen corresponding path program 1 times [2021-06-13 07:34:17,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:17,901 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777831570] [2021-06-13 07:34:17,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:17,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:17,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:17,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:17,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:17,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:34:17,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:17,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:34:17,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:17,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:34:17,979 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-06-13 07:34:17,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-13 07:34:17,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:17,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:34:17,996 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-13 07:34:17,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:18,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:18,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:18,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:18,012 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:18,012 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777831570] [2021-06-13 07:34:18,012 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777831570] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:18,013 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:18,013 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-13 07:34:18,013 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971075246] [2021-06-13 07:34:18,014 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-13 07:34:18,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:18,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-13 07:34:18,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-13 07:34:18,015 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 144 [2021-06-13 07:34:18,016 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 218 places, 259 transitions, 2082 flow. Second operand has 8 states, 8 states have (on average 130.125) internal successors, (1041), 8 states have internal predecessors, (1041), 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) [2021-06-13 07:34:18,016 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:18,016 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 144 [2021-06-13 07:34:18,016 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:18,572 INFO L129 PetriNetUnfolder]: 1228/3184 cut-off events. [2021-06-13 07:34:18,572 INFO L130 PetriNetUnfolder]: For 20660/25775 co-relation queries the response was YES. [2021-06-13 07:34:18,599 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15535 conditions, 3184 events. 1228/3184 cut-off events. For 20660/25775 co-relation queries the response was YES. Maximal size of possible extension queue 465. Compared 29677 event pairs, 35 based on Foata normal form. 507/3481 useless extension candidates. Maximal degree in co-relation 15413. Up to 1186 conditions per place. [2021-06-13 07:34:18,615 INFO L132 encePairwiseOnDemand]: 134/144 looper letters, 19 selfloop transitions, 57 changer transitions 8/295 dead transitions. [2021-06-13 07:34:18,615 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 232 places, 295 transitions, 2649 flow [2021-06-13 07:34:18,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-13 07:34:18,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-06-13 07:34:18,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 2011 transitions. [2021-06-13 07:34:18,617 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9310185185185185 [2021-06-13 07:34:18,617 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 2011 transitions. [2021-06-13 07:34:18,617 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 2011 transitions. [2021-06-13 07:34:18,618 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:18,618 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 2011 transitions. [2021-06-13 07:34:18,619 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 134.06666666666666) internal successors, (2011), 15 states have internal predecessors, (2011), 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) [2021-06-13 07:34:18,621 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 144.0) internal successors, (2304), 16 states have internal predecessors, (2304), 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) [2021-06-13 07:34:18,621 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 144.0) internal successors, (2304), 16 states have internal predecessors, (2304), 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) [2021-06-13 07:34:18,621 INFO L185 Difference]: Start difference. First operand has 218 places, 259 transitions, 2082 flow. Second operand 15 states and 2011 transitions. [2021-06-13 07:34:18,621 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 232 places, 295 transitions, 2649 flow [2021-06-13 07:34:18,707 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 228 places, 295 transitions, 2514 flow, removed 58 selfloop flow, removed 4 redundant places. [2021-06-13 07:34:18,710 INFO L241 Difference]: Finished difference. Result has 231 places, 283 transitions, 2392 flow [2021-06-13 07:34:18,710 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=1948, PETRI_DIFFERENCE_MINUEND_PLACES=214, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=258, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=42, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=215, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=2392, PETRI_PLACES=231, PETRI_TRANSITIONS=283} [2021-06-13 07:34:18,711 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 93 predicate places. [2021-06-13 07:34:18,711 INFO L482 AbstractCegarLoop]: Abstraction has has 231 places, 283 transitions, 2392 flow [2021-06-13 07:34:18,711 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 130.125) internal successors, (1041), 8 states have internal predecessors, (1041), 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) [2021-06-13 07:34:18,711 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:18,711 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:18,711 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-13 07:34:18,711 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:18,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:18,711 INFO L82 PathProgramCache]: Analyzing trace with hash 805096580, now seen corresponding path program 1 times [2021-06-13 07:34:18,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:18,712 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849875029] [2021-06-13 07:34:18,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:18,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:18,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:18,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:18,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:18,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:18,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:34:18,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:18,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:34:18,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:18,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-13 07:34:18,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:18,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-13 07:34:18,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:18,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-13 07:34:18,848 INFO L142 QuantifierPusher]: treesize reduction 9, result has 76.9 percent of original size [2021-06-13 07:34:18,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-13 07:34:18,865 INFO L142 QuantifierPusher]: treesize reduction 37, result has 57.0 percent of original size [2021-06-13 07:34:18,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-06-13 07:34:18,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:18,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:34:18,907 INFO L142 QuantifierPusher]: treesize reduction 26, result has 61.2 percent of original size [2021-06-13 07:34:18,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-13 07:34:18,928 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size [2021-06-13 07:34:18,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:34:18,943 INFO L142 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size [2021-06-13 07:34:18,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-13 07:34:18,953 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:34:18,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:18,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:18,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:18,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:18,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:18,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:18,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:18,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:18,989 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:18,989 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849875029] [2021-06-13 07:34:18,989 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849875029] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:18,989 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:18,989 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-06-13 07:34:18,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168644750] [2021-06-13 07:34:18,990 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-13 07:34:18,990 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:18,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-13 07:34:18,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2021-06-13 07:34:18,991 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 144 [2021-06-13 07:34:18,992 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 231 places, 283 transitions, 2392 flow. Second operand has 15 states, 15 states have (on average 108.13333333333334) internal successors, (1622), 15 states have internal predecessors, (1622), 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) [2021-06-13 07:34:18,992 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:18,992 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 144 [2021-06-13 07:34:18,992 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:20,037 INFO L129 PetriNetUnfolder]: 1914/5408 cut-off events. [2021-06-13 07:34:20,037 INFO L130 PetriNetUnfolder]: For 36646/38362 co-relation queries the response was YES. [2021-06-13 07:34:20,068 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23952 conditions, 5408 events. 1914/5408 cut-off events. For 36646/38362 co-relation queries the response was YES. Maximal size of possible extension queue 735. Compared 57928 event pairs, 38 based on Foata normal form. 73/5128 useless extension candidates. Maximal degree in co-relation 23810. Up to 1468 conditions per place. [2021-06-13 07:34:20,087 INFO L132 encePairwiseOnDemand]: 131/144 looper letters, 106 selfloop transitions, 58 changer transitions 11/332 dead transitions. [2021-06-13 07:34:20,087 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 243 places, 332 transitions, 3348 flow [2021-06-13 07:34:20,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 07:34:20,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-06-13 07:34:20,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1464 transitions. [2021-06-13 07:34:20,088 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.782051282051282 [2021-06-13 07:34:20,089 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1464 transitions. [2021-06-13 07:34:20,089 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1464 transitions. [2021-06-13 07:34:20,089 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:20,089 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1464 transitions. [2021-06-13 07:34:20,090 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 112.61538461538461) internal successors, (1464), 13 states have internal predecessors, (1464), 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) [2021-06-13 07:34:20,091 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 144.0) internal successors, (2016), 14 states have internal predecessors, (2016), 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) [2021-06-13 07:34:20,091 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 144.0) internal successors, (2016), 14 states have internal predecessors, (2016), 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) [2021-06-13 07:34:20,092 INFO L185 Difference]: Start difference. First operand has 231 places, 283 transitions, 2392 flow. Second operand 13 states and 1464 transitions. [2021-06-13 07:34:20,092 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 243 places, 332 transitions, 3348 flow [2021-06-13 07:34:20,558 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 232 places, 332 transitions, 3035 flow, removed 114 selfloop flow, removed 11 redundant places. [2021-06-13 07:34:20,562 INFO L241 Difference]: Finished difference. Result has 238 places, 288 transitions, 2364 flow [2021-06-13 07:34:20,562 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=2079, PETRI_DIFFERENCE_MINUEND_PLACES=220, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=283, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=54, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=226, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=2364, PETRI_PLACES=238, PETRI_TRANSITIONS=288} [2021-06-13 07:34:20,562 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 100 predicate places. [2021-06-13 07:34:20,562 INFO L482 AbstractCegarLoop]: Abstraction has has 238 places, 288 transitions, 2364 flow [2021-06-13 07:34:20,562 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 108.13333333333334) internal successors, (1622), 15 states have internal predecessors, (1622), 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) [2021-06-13 07:34:20,563 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:20,563 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:20,563 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-13 07:34:20,563 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:20,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:20,563 INFO L82 PathProgramCache]: Analyzing trace with hash 945045990, now seen corresponding path program 2 times [2021-06-13 07:34:20,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:20,563 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239091779] [2021-06-13 07:34:20,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:20,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:20,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:20,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:20,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:20,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:20,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:20,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:34:20,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:20,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:34:20,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:20,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-13 07:34:20,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:20,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-13 07:34:20,724 INFO L142 QuantifierPusher]: treesize reduction 9, result has 75.0 percent of original size [2021-06-13 07:34:20,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-13 07:34:20,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:20,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:34:20,752 INFO L142 QuantifierPusher]: treesize reduction 19, result has 77.6 percent of original size [2021-06-13 07:34:20,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-06-13 07:34:20,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:20,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:34:20,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:20,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-13 07:34:20,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:20,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-13 07:34:20,811 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:34:20,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:20,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:20,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:20,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:20,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:20,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:20,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:20,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:20,845 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:20,845 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239091779] [2021-06-13 07:34:20,846 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239091779] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:20,846 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:20,846 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-06-13 07:34:20,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824880021] [2021-06-13 07:34:20,846 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-13 07:34:20,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:20,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-13 07:34:20,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2021-06-13 07:34:20,848 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 144 [2021-06-13 07:34:20,849 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 238 places, 288 transitions, 2364 flow. Second operand has 14 states, 14 states have (on average 110.14285714285714) internal successors, (1542), 14 states have internal predecessors, (1542), 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) [2021-06-13 07:34:20,849 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:20,849 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 144 [2021-06-13 07:34:20,849 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:22,029 INFO L129 PetriNetUnfolder]: 2131/6049 cut-off events. [2021-06-13 07:34:22,029 INFO L130 PetriNetUnfolder]: For 16872/17369 co-relation queries the response was YES. [2021-06-13 07:34:22,072 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18988 conditions, 6049 events. 2131/6049 cut-off events. For 16872/17369 co-relation queries the response was YES. Maximal size of possible extension queue 779. Compared 66208 event pairs, 74 based on Foata normal form. 66/5750 useless extension candidates. Maximal degree in co-relation 18843. Up to 691 conditions per place. [2021-06-13 07:34:22,181 INFO L132 encePairwiseOnDemand]: 130/144 looper letters, 98 selfloop transitions, 63 changer transitions 10/330 dead transitions. [2021-06-13 07:34:22,182 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 249 places, 330 transitions, 3203 flow [2021-06-13 07:34:22,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-13 07:34:22,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-06-13 07:34:22,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1701 transitions. [2021-06-13 07:34:22,183 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7875 [2021-06-13 07:34:22,183 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 1701 transitions. [2021-06-13 07:34:22,183 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 1701 transitions. [2021-06-13 07:34:22,184 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:22,184 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1701 transitions. [2021-06-13 07:34:22,186 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 113.4) internal successors, (1701), 15 states have internal predecessors, (1701), 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) [2021-06-13 07:34:22,188 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 144.0) internal successors, (2304), 16 states have internal predecessors, (2304), 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) [2021-06-13 07:34:22,188 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 144.0) internal successors, (2304), 16 states have internal predecessors, (2304), 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) [2021-06-13 07:34:22,188 INFO L185 Difference]: Start difference. First operand has 238 places, 288 transitions, 2364 flow. Second operand 15 states and 1701 transitions. [2021-06-13 07:34:22,188 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 249 places, 330 transitions, 3203 flow [2021-06-13 07:34:22,350 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 241 places, 330 transitions, 3128 flow, removed 17 selfloop flow, removed 8 redundant places. [2021-06-13 07:34:22,354 INFO L241 Difference]: Finished difference. Result has 249 places, 294 transitions, 2595 flow [2021-06-13 07:34:22,354 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=2315, PETRI_DIFFERENCE_MINUEND_PLACES=227, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=288, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=57, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=227, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=2595, PETRI_PLACES=249, PETRI_TRANSITIONS=294} [2021-06-13 07:34:22,354 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 111 predicate places. [2021-06-13 07:34:22,355 INFO L482 AbstractCegarLoop]: Abstraction has has 249 places, 294 transitions, 2595 flow [2021-06-13 07:34:22,355 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 110.14285714285714) internal successors, (1542), 14 states have internal predecessors, (1542), 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) [2021-06-13 07:34:22,355 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:22,355 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:22,355 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-13 07:34:22,355 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:22,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:22,355 INFO L82 PathProgramCache]: Analyzing trace with hash 464665480, now seen corresponding path program 3 times [2021-06-13 07:34:22,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:22,356 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559655293] [2021-06-13 07:34:22,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:22,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:22,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:22,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:22,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-13 07:34:22,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:22,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:22,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:22,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-13 07:34:22,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:22,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-13 07:34:22,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:22,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-13 07:34:22,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:22,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-13 07:34:22,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:22,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-13 07:34:22,469 INFO L142 QuantifierPusher]: treesize reduction 9, result has 79.1 percent of original size [2021-06-13 07:34:22,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-13 07:34:22,486 INFO L142 QuantifierPusher]: treesize reduction 26, result has 67.5 percent of original size [2021-06-13 07:34:22,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-13 07:34:22,516 INFO L142 QuantifierPusher]: treesize reduction 26, result has 69.0 percent of original size [2021-06-13 07:34:22,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-06-13 07:34:22,552 INFO L142 QuantifierPusher]: treesize reduction 26, result has 71.7 percent of original size [2021-06-13 07:34:22,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-06-13 07:34:22,568 INFO L142 QuantifierPusher]: treesize reduction 26, result has 67.5 percent of original size [2021-06-13 07:34:22,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-13 07:34:22,570 INFO L142 QuantifierPusher]: treesize reduction 26, result has 66.7 percent of original size [2021-06-13 07:34:22,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-13 07:34:22,602 INFO L142 QuantifierPusher]: treesize reduction 26, result has 69.8 percent of original size [2021-06-13 07:34:22,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-06-13 07:34:22,613 INFO L142 QuantifierPusher]: treesize reduction 26, result has 64.9 percent of original size [2021-06-13 07:34:22,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-13 07:34:22,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:22,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-13 07:34:22,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:22,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-13 07:34:22,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:22,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-13 07:34:22,681 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:34:22,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:22,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:22,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:22,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:22,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:22,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:22,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:22,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:22,733 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:22,733 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559655293] [2021-06-13 07:34:22,733 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559655293] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:22,733 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:22,734 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-06-13 07:34:22,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241178907] [2021-06-13 07:34:22,734 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-13 07:34:22,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:22,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-13 07:34:22,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2021-06-13 07:34:22,736 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 144 [2021-06-13 07:34:22,736 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 249 places, 294 transitions, 2595 flow. Second operand has 19 states, 19 states have (on average 95.89473684210526) internal successors, (1822), 19 states have internal predecessors, (1822), 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) [2021-06-13 07:34:22,736 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:22,736 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 144 [2021-06-13 07:34:22,737 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:24,789 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2021-06-13 07:34:25,038 INFO L129 PetriNetUnfolder]: 4122/11288 cut-off events. [2021-06-13 07:34:25,039 INFO L130 PetriNetUnfolder]: For 34602/35679 co-relation queries the response was YES. [2021-06-13 07:34:25,114 INFO L84 FinitePrefix]: Finished finitePrefix Result has 34862 conditions, 11288 events. 4122/11288 cut-off events. For 34602/35679 co-relation queries the response was YES. Maximal size of possible extension queue 1592. Compared 137122 event pairs, 80 based on Foata normal form. 101/10690 useless extension candidates. Maximal degree in co-relation 34710. Up to 1391 conditions per place. [2021-06-13 07:34:25,152 INFO L132 encePairwiseOnDemand]: 125/144 looper letters, 127 selfloop transitions, 90 changer transitions 18/382 dead transitions. [2021-06-13 07:34:25,152 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 261 places, 382 transitions, 4724 flow [2021-06-13 07:34:25,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-13 07:34:25,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-06-13 07:34:25,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 1889 transitions. [2021-06-13 07:34:25,154 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6904239766081871 [2021-06-13 07:34:25,154 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 1889 transitions. [2021-06-13 07:34:25,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 1889 transitions. [2021-06-13 07:34:25,155 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:25,155 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 1889 transitions. [2021-06-13 07:34:25,157 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 99.42105263157895) internal successors, (1889), 19 states have internal predecessors, (1889), 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) [2021-06-13 07:34:25,159 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 144.0) internal successors, (2880), 20 states have internal predecessors, (2880), 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) [2021-06-13 07:34:25,159 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 144.0) internal successors, (2880), 20 states have internal predecessors, (2880), 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) [2021-06-13 07:34:25,159 INFO L185 Difference]: Start difference. First operand has 249 places, 294 transitions, 2595 flow. Second operand 19 states and 1889 transitions. [2021-06-13 07:34:25,159 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 261 places, 382 transitions, 4724 flow [2021-06-13 07:34:25,809 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 250 places, 382 transitions, 4297 flow, removed 167 selfloop flow, removed 11 redundant places. [2021-06-13 07:34:25,813 INFO L241 Difference]: Finished difference. Result has 257 places, 327 transitions, 3342 flow [2021-06-13 07:34:25,813 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=2444, PETRI_DIFFERENCE_MINUEND_PLACES=232, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=294, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=63, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=224, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=3342, PETRI_PLACES=257, PETRI_TRANSITIONS=327} [2021-06-13 07:34:25,813 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 119 predicate places. [2021-06-13 07:34:25,814 INFO L482 AbstractCegarLoop]: Abstraction has has 257 places, 327 transitions, 3342 flow [2021-06-13 07:34:25,814 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 95.89473684210526) internal successors, (1822), 19 states have internal predecessors, (1822), 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) [2021-06-13 07:34:25,814 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:25,814 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:25,814 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-13 07:34:25,814 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:25,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:25,815 INFO L82 PathProgramCache]: Analyzing trace with hash -1670910838, now seen corresponding path program 4 times [2021-06-13 07:34:25,815 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:25,815 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114408749] [2021-06-13 07:34:25,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:25,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:25,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:25,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:25,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:25,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:25,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:25,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:34:25,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:25,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:34:25,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:25,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-13 07:34:25,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:25,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-13 07:34:25,921 INFO L142 QuantifierPusher]: treesize reduction 9, result has 76.9 percent of original size [2021-06-13 07:34:25,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-13 07:34:25,936 INFO L142 QuantifierPusher]: treesize reduction 26, result has 63.9 percent of original size [2021-06-13 07:34:25,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-13 07:34:25,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:25,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-13 07:34:25,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:25,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:34:25,994 INFO L142 QuantifierPusher]: treesize reduction 38, result has 37.7 percent of original size [2021-06-13 07:34:25,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-13 07:34:26,007 INFO L142 QuantifierPusher]: treesize reduction 24, result has 31.4 percent of original size [2021-06-13 07:34:26,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-13 07:34:26,014 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:34:26,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:26,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:26,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:26,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:26,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:26,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:26,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:26,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:26,048 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:26,048 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114408749] [2021-06-13 07:34:26,050 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114408749] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:26,050 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:26,050 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-06-13 07:34:26,050 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504110214] [2021-06-13 07:34:26,051 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-13 07:34:26,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:26,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-13 07:34:26,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-06-13 07:34:26,052 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 144 [2021-06-13 07:34:26,053 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 257 places, 327 transitions, 3342 flow. Second operand has 14 states, 14 states have (on average 109.21428571428571) internal successors, (1529), 14 states have internal predecessors, (1529), 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) [2021-06-13 07:34:26,053 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:26,053 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 144 [2021-06-13 07:34:26,053 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:28,160 INFO L129 PetriNetUnfolder]: 4391/12026 cut-off events. [2021-06-13 07:34:28,161 INFO L130 PetriNetUnfolder]: For 34064/35342 co-relation queries the response was YES. [2021-06-13 07:34:28,242 INFO L84 FinitePrefix]: Finished finitePrefix Result has 36637 conditions, 12026 events. 4391/12026 cut-off events. For 34064/35342 co-relation queries the response was YES. Maximal size of possible extension queue 1741. Compared 148627 event pairs, 83 based on Foata normal form. 135/11410 useless extension candidates. Maximal degree in co-relation 36485. Up to 1472 conditions per place. [2021-06-13 07:34:28,281 INFO L132 encePairwiseOnDemand]: 131/144 looper letters, 114 selfloop transitions, 92 changer transitions 11/378 dead transitions. [2021-06-13 07:34:28,281 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 268 places, 378 transitions, 4667 flow [2021-06-13 07:34:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-13 07:34:28,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-06-13 07:34:28,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1687 transitions. [2021-06-13 07:34:28,283 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7810185185185186 [2021-06-13 07:34:28,283 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 1687 transitions. [2021-06-13 07:34:28,283 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 1687 transitions. [2021-06-13 07:34:28,284 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:28,284 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1687 transitions. [2021-06-13 07:34:28,285 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 112.46666666666667) internal successors, (1687), 15 states have internal predecessors, (1687), 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) [2021-06-13 07:34:28,287 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 144.0) internal successors, (2304), 16 states have internal predecessors, (2304), 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) [2021-06-13 07:34:28,288 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 144.0) internal successors, (2304), 16 states have internal predecessors, (2304), 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) [2021-06-13 07:34:28,288 INFO L185 Difference]: Start difference. First operand has 257 places, 327 transitions, 3342 flow. Second operand 15 states and 1687 transitions. [2021-06-13 07:34:28,288 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 268 places, 378 transitions, 4667 flow [2021-06-13 07:34:28,971 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 259 places, 378 transitions, 4409 flow, removed 117 selfloop flow, removed 9 redundant places. [2021-06-13 07:34:28,976 INFO L241 Difference]: Finished difference. Result has 267 places, 342 transitions, 3829 flow [2021-06-13 07:34:28,976 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=3196, PETRI_DIFFERENCE_MINUEND_PLACES=245, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=327, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=80, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=239, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=3829, PETRI_PLACES=267, PETRI_TRANSITIONS=342} [2021-06-13 07:34:28,976 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 129 predicate places. [2021-06-13 07:34:28,976 INFO L482 AbstractCegarLoop]: Abstraction has has 267 places, 342 transitions, 3829 flow [2021-06-13 07:34:28,976 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 109.21428571428571) internal successors, (1529), 14 states have internal predecessors, (1529), 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) [2021-06-13 07:34:28,976 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:28,976 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:28,977 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-13 07:34:28,977 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:28,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:28,977 INFO L82 PathProgramCache]: Analyzing trace with hash -1704348022, now seen corresponding path program 5 times [2021-06-13 07:34:28,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:28,977 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927560227] [2021-06-13 07:34:28,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:29,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:29,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:29,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:29,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:29,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-13 07:34:29,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:29,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:29,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:29,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-13 07:34:29,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:29,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-13 07:34:29,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:29,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:29,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:29,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-13 07:34:29,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:29,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:29,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:29,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-13 07:34:29,126 INFO L142 QuantifierPusher]: treesize reduction 26, result has 59.4 percent of original size [2021-06-13 07:34:29,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-13 07:34:29,147 INFO L142 QuantifierPusher]: treesize reduction 54, result has 43.8 percent of original size [2021-06-13 07:34:29,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-13 07:34:29,171 INFO L142 QuantifierPusher]: treesize reduction 86, result has 45.9 percent of original size [2021-06-13 07:34:29,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-06-13 07:34:29,217 INFO L142 QuantifierPusher]: treesize reduction 55, result has 52.6 percent of original size [2021-06-13 07:34:29,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-06-13 07:34:29,263 INFO L142 QuantifierPusher]: treesize reduction 67, result has 35.6 percent of original size [2021-06-13 07:34:29,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-13 07:34:29,285 INFO L142 QuantifierPusher]: treesize reduction 76, result has 32.1 percent of original size [2021-06-13 07:34:29,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-13 07:34:29,305 INFO L142 QuantifierPusher]: treesize reduction 100, result has 30.6 percent of original size [2021-06-13 07:34:29,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-13 07:34:29,320 INFO L142 QuantifierPusher]: treesize reduction 49, result has 39.5 percent of original size [2021-06-13 07:34:29,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-13 07:34:29,340 INFO L142 QuantifierPusher]: treesize reduction 51, result has 57.1 percent of original size [2021-06-13 07:34:29,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-06-13 07:34:29,398 INFO L142 QuantifierPusher]: treesize reduction 10, result has 77.3 percent of original size [2021-06-13 07:34:29,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-13 07:34:29,421 INFO L142 QuantifierPusher]: treesize reduction 10, result has 68.8 percent of original size [2021-06-13 07:34:29,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:34:29,438 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:34:29,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:29,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:29,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:29,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:29,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:29,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:29,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:29,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:29,487 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:29,487 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927560227] [2021-06-13 07:34:29,487 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927560227] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:29,487 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:29,487 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-06-13 07:34:29,487 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664705720] [2021-06-13 07:34:29,487 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-13 07:34:29,487 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:29,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-13 07:34:29,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=340, Unknown=0, NotChecked=0, Total=420 [2021-06-13 07:34:29,489 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 144 [2021-06-13 07:34:29,490 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 267 places, 342 transitions, 3829 flow. Second operand has 21 states, 21 states have (on average 88.0952380952381) internal successors, (1850), 21 states have internal predecessors, (1850), 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) [2021-06-13 07:34:29,490 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:29,490 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 144 [2021-06-13 07:34:29,490 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:32,928 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 60 [2021-06-13 07:34:33,338 INFO L129 PetriNetUnfolder]: 5594/15435 cut-off events. [2021-06-13 07:34:33,338 INFO L130 PetriNetUnfolder]: For 50126/51460 co-relation queries the response was YES. [2021-06-13 07:34:33,446 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48093 conditions, 15435 events. 5594/15435 cut-off events. For 50126/51460 co-relation queries the response was YES. Maximal size of possible extension queue 2207. Compared 197079 event pairs, 106 based on Foata normal form. 145/14660 useless extension candidates. Maximal degree in co-relation 47931. Up to 1885 conditions per place. [2021-06-13 07:34:33,493 INFO L132 encePairwiseOnDemand]: 124/144 looper letters, 192 selfloop transitions, 127 changer transitions 18/476 dead transitions. [2021-06-13 07:34:33,494 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 290 places, 476 transitions, 6659 flow [2021-06-13 07:34:33,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-13 07:34:33,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-06-13 07:34:33,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 2743 transitions. [2021-06-13 07:34:33,496 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6349537037037037 [2021-06-13 07:34:33,496 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 2743 transitions. [2021-06-13 07:34:33,496 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 2743 transitions. [2021-06-13 07:34:33,496 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:33,496 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 2743 transitions. [2021-06-13 07:34:33,499 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 91.43333333333334) internal successors, (2743), 30 states have internal predecessors, (2743), 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) [2021-06-13 07:34:33,501 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 144.0) internal successors, (4464), 31 states have internal predecessors, (4464), 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) [2021-06-13 07:34:33,502 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 144.0) internal successors, (4464), 31 states have internal predecessors, (4464), 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) [2021-06-13 07:34:33,502 INFO L185 Difference]: Start difference. First operand has 267 places, 342 transitions, 3829 flow. Second operand 30 states and 2743 transitions. [2021-06-13 07:34:33,502 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 290 places, 476 transitions, 6659 flow [2021-06-13 07:34:34,823 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 278 places, 476 transitions, 6248 flow, removed 124 selfloop flow, removed 12 redundant places. [2021-06-13 07:34:34,829 INFO L241 Difference]: Finished difference. Result has 294 places, 394 transitions, 5038 flow [2021-06-13 07:34:34,829 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=3593, PETRI_DIFFERENCE_MINUEND_PLACES=249, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=342, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=85, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=5038, PETRI_PLACES=294, PETRI_TRANSITIONS=394} [2021-06-13 07:34:34,829 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 156 predicate places. [2021-06-13 07:34:34,829 INFO L482 AbstractCegarLoop]: Abstraction has has 294 places, 394 transitions, 5038 flow [2021-06-13 07:34:34,829 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 88.0952380952381) internal successors, (1850), 21 states have internal predecessors, (1850), 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) [2021-06-13 07:34:34,829 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:34,830 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:34,830 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-13 07:34:34,830 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:34,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:34,830 INFO L82 PathProgramCache]: Analyzing trace with hash -1335971384, now seen corresponding path program 6 times [2021-06-13 07:34:34,830 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:34,830 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552523690] [2021-06-13 07:34:34,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:34,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:34,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:34,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:34,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-13 07:34:34,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:34,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:34,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:34,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-13 07:34:34,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:34,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:34,938 INFO L142 QuantifierPusher]: treesize reduction 19, result has 40.6 percent of original size [2021-06-13 07:34:34,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-13 07:34:34,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:34,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:34,946 INFO L142 QuantifierPusher]: treesize reduction 9, result has 74.3 percent of original size [2021-06-13 07:34:34,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:34:34,960 INFO L142 QuantifierPusher]: treesize reduction 9, result has 76.9 percent of original size [2021-06-13 07:34:34,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-13 07:34:34,978 INFO L142 QuantifierPusher]: treesize reduction 26, result has 69.0 percent of original size [2021-06-13 07:34:34,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-06-13 07:34:35,008 INFO L142 QuantifierPusher]: treesize reduction 26, result has 63.9 percent of original size [2021-06-13 07:34:35,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-13 07:34:35,034 INFO L142 QuantifierPusher]: treesize reduction 26, result has 63.9 percent of original size [2021-06-13 07:34:35,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-13 07:34:35,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:35,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:35,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:35,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-13 07:34:35,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:35,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-13 07:34:35,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:35,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-13 07:34:35,094 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:34:35,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:35,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:35,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:35,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:35,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:35,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:35,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:35,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:35,135 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:35,135 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552523690] [2021-06-13 07:34:35,135 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552523690] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:35,135 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:35,135 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-06-13 07:34:35,135 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210679226] [2021-06-13 07:34:35,135 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-13 07:34:35,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:35,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-13 07:34:35,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2021-06-13 07:34:35,137 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 144 [2021-06-13 07:34:35,137 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 294 places, 394 transitions, 5038 flow. Second operand has 17 states, 17 states have (on average 95.17647058823529) internal successors, (1618), 17 states have internal predecessors, (1618), 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) [2021-06-13 07:34:35,137 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:35,138 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 144 [2021-06-13 07:34:35,138 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:38,929 INFO L129 PetriNetUnfolder]: 8579/22886 cut-off events. [2021-06-13 07:34:38,929 INFO L130 PetriNetUnfolder]: For 69651/71417 co-relation queries the response was YES. [2021-06-13 07:34:39,121 INFO L84 FinitePrefix]: Finished finitePrefix Result has 69301 conditions, 22886 events. 8579/22886 cut-off events. For 69651/71417 co-relation queries the response was YES. Maximal size of possible extension queue 3328. Compared 307679 event pairs, 105 based on Foata normal form. 170/21582 useless extension candidates. Maximal degree in co-relation 69134. Up to 2955 conditions per place. [2021-06-13 07:34:39,274 INFO L132 encePairwiseOnDemand]: 125/144 looper letters, 225 selfloop transitions, 168 changer transitions 11/550 dead transitions. [2021-06-13 07:34:39,274 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 304 places, 550 transitions, 9101 flow [2021-06-13 07:34:39,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-13 07:34:39,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-06-13 07:34:39,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 1985 transitions. [2021-06-13 07:34:39,276 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6892361111111112 [2021-06-13 07:34:39,276 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 1985 transitions. [2021-06-13 07:34:39,276 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 1985 transitions. [2021-06-13 07:34:39,277 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:39,277 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 1985 transitions. [2021-06-13 07:34:39,279 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 99.25) internal successors, (1985), 20 states have internal predecessors, (1985), 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) [2021-06-13 07:34:39,280 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 144.0) internal successors, (3024), 21 states have internal predecessors, (3024), 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) [2021-06-13 07:34:39,280 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 144.0) internal successors, (3024), 21 states have internal predecessors, (3024), 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) [2021-06-13 07:34:39,280 INFO L185 Difference]: Start difference. First operand has 294 places, 394 transitions, 5038 flow. Second operand 20 states and 1985 transitions. [2021-06-13 07:34:39,280 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 304 places, 550 transitions, 9101 flow [2021-06-13 07:34:41,779 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 287 places, 550 transitions, 8745 flow, removed 140 selfloop flow, removed 17 redundant places. [2021-06-13 07:34:41,785 INFO L241 Difference]: Finished difference. Result has 301 places, 480 transitions, 7527 flow [2021-06-13 07:34:41,786 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=4863, PETRI_DIFFERENCE_MINUEND_PLACES=268, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=394, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=93, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=257, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=7527, PETRI_PLACES=301, PETRI_TRANSITIONS=480} [2021-06-13 07:34:41,786 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 163 predicate places. [2021-06-13 07:34:41,786 INFO L482 AbstractCegarLoop]: Abstraction has has 301 places, 480 transitions, 7527 flow [2021-06-13 07:34:41,786 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 95.17647058823529) internal successors, (1618), 17 states have internal predecessors, (1618), 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) [2021-06-13 07:34:41,786 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:41,786 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:41,786 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-13 07:34:41,786 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:41,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:41,787 INFO L82 PathProgramCache]: Analyzing trace with hash -211482040, now seen corresponding path program 7 times [2021-06-13 07:34:41,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:41,787 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188412165] [2021-06-13 07:34:41,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:41,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:41,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:41,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:41,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-13 07:34:41,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:41,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:41,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:41,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-13 07:34:41,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:41,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-13 07:34:41,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:41,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:41,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:41,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-13 07:34:41,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:41,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:41,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:41,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-13 07:34:41,931 INFO L142 QuantifierPusher]: treesize reduction 9, result has 80.9 percent of original size [2021-06-13 07:34:41,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-13 07:34:41,953 INFO L142 QuantifierPusher]: treesize reduction 23, result has 64.6 percent of original size [2021-06-13 07:34:41,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-13 07:34:41,979 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.4 percent of original size [2021-06-13 07:34:41,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-13 07:34:41,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:42,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-13 07:34:42,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:42,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-13 07:34:42,046 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.0 percent of original size [2021-06-13 07:34:42,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-06-13 07:34:42,070 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.7 percent of original size [2021-06-13 07:34:42,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-13 07:34:42,092 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.1 percent of original size [2021-06-13 07:34:42,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-13 07:34:42,112 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-06-13 07:34:42,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-13 07:34:42,130 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-13 07:34:42,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:42,144 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:34:42,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:42,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:42,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:42,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:42,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:42,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:42,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:42,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:42,188 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:42,188 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188412165] [2021-06-13 07:34:42,188 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188412165] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:42,188 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:42,188 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-06-13 07:34:42,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198688561] [2021-06-13 07:34:42,188 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-13 07:34:42,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:42,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-13 07:34:42,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=338, Unknown=0, NotChecked=0, Total=420 [2021-06-13 07:34:42,189 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 144 [2021-06-13 07:34:42,190 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 301 places, 480 transitions, 7527 flow. Second operand has 21 states, 21 states have (on average 85.23809523809524) internal successors, (1790), 21 states have internal predecessors, (1790), 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) [2021-06-13 07:34:42,190 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:42,190 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 144 [2021-06-13 07:34:42,190 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:48,528 INFO L129 PetriNetUnfolder]: 11358/31614 cut-off events. [2021-06-13 07:34:48,528 INFO L130 PetriNetUnfolder]: For 114104/117314 co-relation queries the response was YES. [2021-06-13 07:34:48,849 INFO L84 FinitePrefix]: Finished finitePrefix Result has 97255 conditions, 31614 events. 11358/31614 cut-off events. For 114104/117314 co-relation queries the response was YES. Maximal size of possible extension queue 3601. Compared 436971 event pairs, 213 based on Foata normal form. 186/30270 useless extension candidates. Maximal degree in co-relation 97079. Up to 3865 conditions per place. [2021-06-13 07:34:48,942 INFO L132 encePairwiseOnDemand]: 123/144 looper letters, 227 selfloop transitions, 245 changer transitions 22/630 dead transitions. [2021-06-13 07:34:48,942 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 332 places, 630 transitions, 10632 flow [2021-06-13 07:34:48,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-13 07:34:48,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2021-06-13 07:34:48,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 3118 transitions. [2021-06-13 07:34:48,945 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6186507936507937 [2021-06-13 07:34:48,945 INFO L72 ComplementDD]: Start complementDD. Operand 35 states and 3118 transitions. [2021-06-13 07:34:48,945 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 3118 transitions. [2021-06-13 07:34:48,945 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:48,946 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 35 states and 3118 transitions. [2021-06-13 07:34:48,948 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 36 states, 35 states have (on average 89.08571428571429) internal successors, (3118), 35 states have internal predecessors, (3118), 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) [2021-06-13 07:34:48,951 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 36 states, 36 states have (on average 144.0) internal successors, (5184), 36 states have internal predecessors, (5184), 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) [2021-06-13 07:34:48,951 INFO L81 ComplementDD]: Finished complementDD. Result has 36 states, 36 states have (on average 144.0) internal successors, (5184), 36 states have internal predecessors, (5184), 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) [2021-06-13 07:34:48,951 INFO L185 Difference]: Start difference. First operand has 301 places, 480 transitions, 7527 flow. Second operand 35 states and 3118 transitions. [2021-06-13 07:34:48,951 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 332 places, 630 transitions, 10632 flow [2021-06-13 07:34:53,016 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 325 places, 630 transitions, 9517 flow, removed 554 selfloop flow, removed 7 redundant places. [2021-06-13 07:34:53,024 INFO L241 Difference]: Finished difference. Result has 343 places, 521 transitions, 8331 flow [2021-06-13 07:34:53,024 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=6610, PETRI_DIFFERENCE_MINUEND_PLACES=291, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=480, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=212, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=260, PETRI_DIFFERENCE_SUBTRAHEND_STATES=35, PETRI_FLOW=8331, PETRI_PLACES=343, PETRI_TRANSITIONS=521} [2021-06-13 07:34:53,024 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 205 predicate places. [2021-06-13 07:34:53,024 INFO L482 AbstractCegarLoop]: Abstraction has has 343 places, 521 transitions, 8331 flow [2021-06-13 07:34:53,025 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 85.23809523809524) internal successors, (1790), 21 states have internal predecessors, (1790), 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) [2021-06-13 07:34:53,025 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:34:53,025 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:34:53,025 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-13 07:34:53,025 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:34:53,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:34:53,025 INFO L82 PathProgramCache]: Analyzing trace with hash -1961437326, now seen corresponding path program 8 times [2021-06-13 07:34:53,025 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:34:53,025 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090750172] [2021-06-13 07:34:53,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:34:53,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:34:53,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:53,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:53,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:53,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-13 07:34:53,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:53,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:53,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:53,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-13 07:34:53,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:53,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-13 07:34:53,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:53,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-13 07:34:53,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:53,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-13 07:34:53,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:53,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-13 07:34:53,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:53,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-13 07:34:53,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:53,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-13 07:34:53,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:53,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-13 07:34:53,243 INFO L142 QuantifierPusher]: treesize reduction 32, result has 70.1 percent of original size [2021-06-13 07:34:53,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-06-13 07:34:53,283 INFO L142 QuantifierPusher]: treesize reduction 32, result has 73.6 percent of original size [2021-06-13 07:34:53,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-13 07:34:53,293 INFO L142 QuantifierPusher]: treesize reduction 32, result has 70.1 percent of original size [2021-06-13 07:34:53,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-06-13 07:34:53,295 INFO L142 QuantifierPusher]: treesize reduction 12, result has 83.3 percent of original size [2021-06-13 07:34:53,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-06-13 07:34:53,325 INFO L142 QuantifierPusher]: treesize reduction 12, result has 83.6 percent of original size [2021-06-13 07:34:53,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-06-13 07:34:53,359 INFO L142 QuantifierPusher]: treesize reduction 12, result has 85.2 percent of original size [2021-06-13 07:34:53,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-06-13 07:34:53,371 INFO L142 QuantifierPusher]: treesize reduction 12, result has 82.6 percent of original size [2021-06-13 07:34:53,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-06-13 07:34:53,407 INFO L142 QuantifierPusher]: treesize reduction 38, result has 63.1 percent of original size [2021-06-13 07:34:53,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-06-13 07:34:53,454 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.9 percent of original size [2021-06-13 07:34:53,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-13 07:34:53,480 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-06-13 07:34:53,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-13 07:34:53,502 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-13 07:34:53,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:53,529 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:34:53,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:34:53,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:53,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:53,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:53,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:34:53,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:34:53,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:34:53,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:34:53,579 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:34:53,579 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090750172] [2021-06-13 07:34:53,579 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090750172] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:34:53,579 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:34:53,580 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-06-13 07:34:53,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926687673] [2021-06-13 07:34:53,580 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-13 07:34:53,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:34:53,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-13 07:34:53,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=347, Unknown=0, NotChecked=0, Total=420 [2021-06-13 07:34:53,582 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 89 out of 144 [2021-06-13 07:34:53,582 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 521 transitions, 8331 flow. Second operand has 21 states, 21 states have (on average 91.0) internal successors, (1911), 21 states have internal predecessors, (1911), 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) [2021-06-13 07:34:53,582 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:34:53,582 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 89 of 144 [2021-06-13 07:34:53,582 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:34:58,367 INFO L129 PetriNetUnfolder]: 9654/25796 cut-off events. [2021-06-13 07:34:58,367 INFO L130 PetriNetUnfolder]: For 86084/88463 co-relation queries the response was YES. [2021-06-13 07:34:58,623 INFO L84 FinitePrefix]: Finished finitePrefix Result has 78684 conditions, 25796 events. 9654/25796 cut-off events. For 86084/88463 co-relation queries the response was YES. Maximal size of possible extension queue 3825. Compared 354455 event pairs, 51 based on Foata normal form. 234/24413 useless extension candidates. Maximal degree in co-relation 78490. Up to 3356 conditions per place. [2021-06-13 07:34:58,698 INFO L132 encePairwiseOnDemand]: 125/144 looper letters, 351 selfloop transitions, 81 changer transitions 10/583 dead transitions. [2021-06-13 07:34:58,698 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 351 places, 583 transitions, 10568 flow [2021-06-13 07:34:58,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-13 07:34:58,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-06-13 07:34:58,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 1973 transitions. [2021-06-13 07:34:58,700 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.65244708994709 [2021-06-13 07:34:58,700 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 1973 transitions. [2021-06-13 07:34:58,700 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 1973 transitions. [2021-06-13 07:34:58,700 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:34:58,700 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 1973 transitions. [2021-06-13 07:34:58,702 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 93.95238095238095) internal successors, (1973), 21 states have internal predecessors, (1973), 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) [2021-06-13 07:34:58,703 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 144.0) internal successors, (3168), 22 states have internal predecessors, (3168), 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) [2021-06-13 07:34:58,703 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 144.0) internal successors, (3168), 22 states have internal predecessors, (3168), 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) [2021-06-13 07:34:58,703 INFO L185 Difference]: Start difference. First operand has 343 places, 521 transitions, 8331 flow. Second operand 21 states and 1973 transitions. [2021-06-13 07:34:58,704 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 351 places, 583 transitions, 10568 flow [2021-06-13 07:35:02,215 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 331 places, 583 transitions, 9487 flow, removed 499 selfloop flow, removed 20 redundant places. [2021-06-13 07:35:02,223 INFO L241 Difference]: Finished difference. Result has 341 places, 545 transitions, 8274 flow [2021-06-13 07:35:02,224 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=7354, PETRI_DIFFERENCE_MINUEND_PLACES=311, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=521, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=62, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=449, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=8274, PETRI_PLACES=341, PETRI_TRANSITIONS=545} [2021-06-13 07:35:02,224 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 203 predicate places. [2021-06-13 07:35:02,224 INFO L482 AbstractCegarLoop]: Abstraction has has 341 places, 545 transitions, 8274 flow [2021-06-13 07:35:02,224 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 91.0) internal successors, (1911), 21 states have internal predecessors, (1911), 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) [2021-06-13 07:35:02,224 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:35:02,224 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:35:02,224 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-13 07:35:02,224 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:35:02,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:35:02,225 INFO L82 PathProgramCache]: Analyzing trace with hash -2044589900, now seen corresponding path program 9 times [2021-06-13 07:35:02,225 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:35:02,225 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248289481] [2021-06-13 07:35:02,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:35:02,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:35:02,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:02,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:35:02,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:02,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-13 07:35:02,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:02,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:35:02,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:02,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-13 07:35:02,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:02,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:35:02,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:02,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-13 07:35:02,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:02,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-13 07:35:02,325 INFO L142 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size [2021-06-13 07:35:02,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-13 07:35:02,337 INFO L142 QuantifierPusher]: treesize reduction 9, result has 82.7 percent of original size [2021-06-13 07:35:02,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-13 07:35:02,347 INFO L142 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size [2021-06-13 07:35:02,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-13 07:35:02,347 INFO L142 QuantifierPusher]: treesize reduction 9, result has 74.3 percent of original size [2021-06-13 07:35:02,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:35:02,361 INFO L142 QuantifierPusher]: treesize reduction 26, result has 63.9 percent of original size [2021-06-13 07:35:02,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-13 07:35:02,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:02,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:35:02,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:02,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-13 07:35:02,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:02,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-13 07:35:02,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:02,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-13 07:35:02,423 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:35:02,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:35:02,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:02,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:35:02,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:02,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:35:02,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:02,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:35:02,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:35:02,470 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:35:02,470 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248289481] [2021-06-13 07:35:02,470 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248289481] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:35:02,470 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:35:02,470 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-06-13 07:35:02,470 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797984424] [2021-06-13 07:35:02,470 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-13 07:35:02,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:35:02,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-13 07:35:02,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2021-06-13 07:35:02,472 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 97 out of 144 [2021-06-13 07:35:02,472 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 341 places, 545 transitions, 8274 flow. Second operand has 16 states, 16 states have (on average 99.125) internal successors, (1586), 16 states have internal predecessors, (1586), 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) [2021-06-13 07:35:02,472 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:35:02,472 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 97 of 144 [2021-06-13 07:35:02,473 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:35:07,731 INFO L129 PetriNetUnfolder]: 11175/29731 cut-off events. [2021-06-13 07:35:07,731 INFO L130 PetriNetUnfolder]: For 92761/95585 co-relation queries the response was YES. [2021-06-13 07:35:08,104 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89713 conditions, 29731 events. 11175/29731 cut-off events. For 92761/95585 co-relation queries the response was YES. Maximal size of possible extension queue 4433. Compared 415994 event pairs, 64 based on Foata normal form. 382/28259 useless extension candidates. Maximal degree in co-relation 89527. Up to 3874 conditions per place. [2021-06-13 07:35:08,258 INFO L132 encePairwiseOnDemand]: 126/144 looper letters, 337 selfloop transitions, 159 changer transitions 12/657 dead transitions. [2021-06-13 07:35:08,259 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 352 places, 657 transitions, 11715 flow [2021-06-13 07:35:08,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-13 07:35:08,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-06-13 07:35:08,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 1847 transitions. [2021-06-13 07:35:08,260 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7125771604938271 [2021-06-13 07:35:08,260 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 1847 transitions. [2021-06-13 07:35:08,260 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 1847 transitions. [2021-06-13 07:35:08,261 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:35:08,261 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 1847 transitions. [2021-06-13 07:35:08,262 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 102.61111111111111) internal successors, (1847), 18 states have internal predecessors, (1847), 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) [2021-06-13 07:35:08,263 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 144.0) internal successors, (2736), 19 states have internal predecessors, (2736), 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) [2021-06-13 07:35:08,264 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 144.0) internal successors, (2736), 19 states have internal predecessors, (2736), 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) [2021-06-13 07:35:08,264 INFO L185 Difference]: Start difference. First operand has 341 places, 545 transitions, 8274 flow. Second operand 18 states and 1847 transitions. [2021-06-13 07:35:08,264 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 352 places, 657 transitions, 11715 flow [2021-06-13 07:35:12,746 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 339 places, 657 transitions, 11470 flow, removed 116 selfloop flow, removed 13 redundant places. [2021-06-13 07:35:12,755 INFO L241 Difference]: Finished difference. Result has 350 places, 604 transitions, 10046 flow [2021-06-13 07:35:12,755 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=8059, PETRI_DIFFERENCE_MINUEND_PLACES=322, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=545, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=101, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=414, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=10046, PETRI_PLACES=350, PETRI_TRANSITIONS=604} [2021-06-13 07:35:12,755 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 212 predicate places. [2021-06-13 07:35:12,755 INFO L482 AbstractCegarLoop]: Abstraction has has 350 places, 604 transitions, 10046 flow [2021-06-13 07:35:12,756 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 99.125) internal successors, (1586), 16 states have internal predecessors, (1586), 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) [2021-06-13 07:35:12,756 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:35:12,756 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:35:12,756 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-06-13 07:35:12,756 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:35:12,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:35:12,756 INFO L82 PathProgramCache]: Analyzing trace with hash 1196835370, now seen corresponding path program 10 times [2021-06-13 07:35:12,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:35:12,756 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963707845] [2021-06-13 07:35:12,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:35:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:35:12,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:12,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:35:12,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:12,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:35:12,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:12,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:35:12,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:12,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:35:12,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:12,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:35:12,835 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-06-13 07:35:12,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-13 07:35:12,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:12,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:35:12,853 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-13 07:35:12,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:35:12,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:12,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:35:12,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:35:12,860 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:35:12,860 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963707845] [2021-06-13 07:35:12,860 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963707845] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:35:12,860 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:35:12,860 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-06-13 07:35:12,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837501132] [2021-06-13 07:35:12,860 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-13 07:35:12,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:35:12,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-13 07:35:12,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-06-13 07:35:12,861 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 144 [2021-06-13 07:35:12,861 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 350 places, 604 transitions, 10046 flow. Second operand has 9 states, 9 states have (on average 130.11111111111111) internal successors, (1171), 9 states have internal predecessors, (1171), 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) [2021-06-13 07:35:12,862 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:35:12,862 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 144 [2021-06-13 07:35:12,862 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:35:20,635 INFO L129 PetriNetUnfolder]: 14504/33597 cut-off events. [2021-06-13 07:35:20,636 INFO L130 PetriNetUnfolder]: For 81639/106755 co-relation queries the response was YES. [2021-06-13 07:35:21,161 INFO L84 FinitePrefix]: Finished finitePrefix Result has 118219 conditions, 33597 events. 14504/33597 cut-off events. For 81639/106755 co-relation queries the response was YES. Maximal size of possible extension queue 5404. Compared 448234 event pairs, 16 based on Foata normal form. 5012/36052 useless extension candidates. Maximal degree in co-relation 118111. Up to 5502 conditions per place. [2021-06-13 07:35:21,258 INFO L132 encePairwiseOnDemand]: 134/144 looper letters, 12 selfloop transitions, 63 changer transitions 22/605 dead transitions. [2021-06-13 07:35:21,258 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 364 places, 605 transitions, 9935 flow [2021-06-13 07:35:21,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-13 07:35:21,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-06-13 07:35:21,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2398 transitions. [2021-06-13 07:35:21,260 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9251543209876543 [2021-06-13 07:35:21,260 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2398 transitions. [2021-06-13 07:35:21,260 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2398 transitions. [2021-06-13 07:35:21,260 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:35:21,260 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2398 transitions. [2021-06-13 07:35:21,262 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 133.22222222222223) internal successors, (2398), 18 states have internal predecessors, (2398), 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) [2021-06-13 07:35:21,264 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 144.0) internal successors, (2736), 19 states have internal predecessors, (2736), 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) [2021-06-13 07:35:21,264 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 144.0) internal successors, (2736), 19 states have internal predecessors, (2736), 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) [2021-06-13 07:35:21,264 INFO L185 Difference]: Start difference. First operand has 350 places, 604 transitions, 10046 flow. Second operand 18 states and 2398 transitions. [2021-06-13 07:35:21,264 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 364 places, 605 transitions, 9935 flow [2021-06-13 07:35:25,455 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 346 places, 605 transitions, 8743 flow, removed 414 selfloop flow, removed 18 redundant places. [2021-06-13 07:35:25,462 INFO L241 Difference]: Finished difference. Result has 352 places, 579 transitions, 8525 flow [2021-06-13 07:35:25,462 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=8394, PETRI_DIFFERENCE_MINUEND_PLACES=329, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=581, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=60, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=518, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=8525, PETRI_PLACES=352, PETRI_TRANSITIONS=579} [2021-06-13 07:35:25,462 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 214 predicate places. [2021-06-13 07:35:25,462 INFO L482 AbstractCegarLoop]: Abstraction has has 352 places, 579 transitions, 8525 flow [2021-06-13 07:35:25,462 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 130.11111111111111) internal successors, (1171), 9 states have internal predecessors, (1171), 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) [2021-06-13 07:35:25,462 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:35:25,463 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:35:25,463 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-06-13 07:35:25,463 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:35:25,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:35:25,463 INFO L82 PathProgramCache]: Analyzing trace with hash -711029452, now seen corresponding path program 1 times [2021-06-13 07:35:25,463 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:35:25,463 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719998500] [2021-06-13 07:35:25,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:35:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:35:25,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:25,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:35:25,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:25,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-13 07:35:25,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:25,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:35:25,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:25,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-13 07:35:25,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:25,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-13 07:35:25,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:25,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-13 07:35:25,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:25,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-13 07:35:25,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:25,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-13 07:35:25,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:25,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-13 07:35:25,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:25,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-13 07:35:25,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:25,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-13 07:35:25,700 INFO L142 QuantifierPusher]: treesize reduction 26, result has 63.4 percent of original size [2021-06-13 07:35:25,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-13 07:35:25,738 INFO L142 QuantifierPusher]: treesize reduction 39, result has 60.2 percent of original size [2021-06-13 07:35:25,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-13 07:35:25,748 INFO L142 QuantifierPusher]: treesize reduction 56, result has 57.3 percent of original size [2021-06-13 07:35:25,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-06-13 07:35:25,814 INFO L142 QuantifierPusher]: treesize reduction 43, result has 58.7 percent of original size [2021-06-13 07:35:25,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-06-13 07:35:25,828 INFO L142 QuantifierPusher]: treesize reduction 69, result has 62.7 percent of original size [2021-06-13 07:35:25,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-06-13 07:35:25,917 INFO L142 QuantifierPusher]: treesize reduction 73, result has 61.0 percent of original size [2021-06-13 07:35:25,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-06-13 07:35:25,999 INFO L142 QuantifierPusher]: treesize reduction 34, result has 68.8 percent of original size [2021-06-13 07:35:26,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-06-13 07:35:26,045 INFO L142 QuantifierPusher]: treesize reduction 34, result has 72.8 percent of original size [2021-06-13 07:35:26,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-06-13 07:35:26,058 INFO L142 QuantifierPusher]: treesize reduction 26, result has 72.0 percent of original size [2021-06-13 07:35:26,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-06-13 07:35:26,106 INFO L142 QuantifierPusher]: treesize reduction 57, result has 56.8 percent of original size [2021-06-13 07:35:26,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-06-13 07:35:26,157 INFO L142 QuantifierPusher]: treesize reduction 63, result has 47.9 percent of original size [2021-06-13 07:35:26,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-06-13 07:35:26,196 INFO L142 QuantifierPusher]: treesize reduction 31, result has 41.5 percent of original size [2021-06-13 07:35:26,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:35:26,213 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:35:26,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:35:26,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:26,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:35:26,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:26,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:35:26,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:26,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:35:26,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:35:26,262 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:35:26,262 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719998500] [2021-06-13 07:35:26,263 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719998500] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:35:26,263 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:35:26,263 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-06-13 07:35:26,263 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437274616] [2021-06-13 07:35:26,263 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-06-13 07:35:26,263 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:35:26,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-06-13 07:35:26,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=384, Unknown=0, NotChecked=0, Total=462 [2021-06-13 07:35:26,264 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 87 out of 144 [2021-06-13 07:35:26,265 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 352 places, 579 transitions, 8525 flow. Second operand has 22 states, 22 states have (on average 89.04545454545455) internal successors, (1959), 22 states have internal predecessors, (1959), 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) [2021-06-13 07:35:26,265 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:35:26,265 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 87 of 144 [2021-06-13 07:35:26,265 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:35:32,553 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 60 [2021-06-13 07:35:32,573 INFO L129 PetriNetUnfolder]: 12541/33167 cut-off events. [2021-06-13 07:35:32,573 INFO L130 PetriNetUnfolder]: For 109476/114586 co-relation queries the response was YES. [2021-06-13 07:35:32,942 INFO L84 FinitePrefix]: Finished finitePrefix Result has 116282 conditions, 33167 events. 12541/33167 cut-off events. For 109476/114586 co-relation queries the response was YES. Maximal size of possible extension queue 5142. Compared 478281 event pairs, 23 based on Foata normal form. 419/31385 useless extension candidates. Maximal degree in co-relation 116091. Up to 4326 conditions per place. [2021-06-13 07:35:32,994 INFO L132 encePairwiseOnDemand]: 126/144 looper letters, 231 selfloop transitions, 89 changer transitions 173/631 dead transitions. [2021-06-13 07:35:32,994 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 631 transitions, 10336 flow [2021-06-13 07:35:32,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-13 07:35:32,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2021-06-13 07:35:32,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 2018 transitions. [2021-06-13 07:35:32,996 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6369949494949495 [2021-06-13 07:35:32,996 INFO L72 ComplementDD]: Start complementDD. Operand 22 states and 2018 transitions. [2021-06-13 07:35:32,996 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 2018 transitions. [2021-06-13 07:35:32,996 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:35:32,996 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 22 states and 2018 transitions. [2021-06-13 07:35:32,998 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 23 states, 22 states have (on average 91.72727272727273) internal successors, (2018), 22 states have internal predecessors, (2018), 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) [2021-06-13 07:35:32,999 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 23 states, 23 states have (on average 144.0) internal successors, (3312), 23 states have internal predecessors, (3312), 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) [2021-06-13 07:35:32,999 INFO L81 ComplementDD]: Finished complementDD. Result has 23 states, 23 states have (on average 144.0) internal successors, (3312), 23 states have internal predecessors, (3312), 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) [2021-06-13 07:35:32,999 INFO L185 Difference]: Start difference. First operand has 352 places, 579 transitions, 8525 flow. Second operand 22 states and 2018 transitions. [2021-06-13 07:35:33,000 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 371 places, 631 transitions, 10336 flow [2021-06-13 07:35:41,645 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 351 places, 631 transitions, 9840 flow, removed 200 selfloop flow, removed 20 redundant places. [2021-06-13 07:35:41,652 INFO L241 Difference]: Finished difference. Result has 362 places, 436 transitions, 6133 flow [2021-06-13 07:35:41,652 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=8147, PETRI_DIFFERENCE_MINUEND_PLACES=330, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=579, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=87, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=490, PETRI_DIFFERENCE_SUBTRAHEND_STATES=22, PETRI_FLOW=6133, PETRI_PLACES=362, PETRI_TRANSITIONS=436} [2021-06-13 07:35:41,653 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 224 predicate places. [2021-06-13 07:35:41,653 INFO L482 AbstractCegarLoop]: Abstraction has has 362 places, 436 transitions, 6133 flow [2021-06-13 07:35:41,653 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 89.04545454545455) internal successors, (1959), 22 states have internal predecessors, (1959), 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) [2021-06-13 07:35:41,653 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:35:41,653 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:35:41,653 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-06-13 07:35:41,653 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:35:41,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:35:41,653 INFO L82 PathProgramCache]: Analyzing trace with hash 520328086, now seen corresponding path program 2 times [2021-06-13 07:35:41,654 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:35:41,654 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45163751] [2021-06-13 07:35:41,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:35:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:35:41,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:41,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:35:41,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:41,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:35:41,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:41,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:35:41,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:41,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-13 07:35:41,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:41,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-13 07:35:41,731 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:35:41,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:35:41,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:41,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:35:41,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:41,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:35:41,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:41,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:35:41,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:35:41,752 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:35:41,752 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45163751] [2021-06-13 07:35:41,752 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45163751] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:35:41,752 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:35:41,753 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 07:35:41,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018278357] [2021-06-13 07:35:41,753 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 07:35:41,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:35:41,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 07:35:41,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-13 07:35:41,754 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 144 [2021-06-13 07:35:41,754 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 362 places, 436 transitions, 6133 flow. Second operand has 7 states, 7 states have (on average 130.57142857142858) internal successors, (914), 7 states have internal predecessors, (914), 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) [2021-06-13 07:35:41,754 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:35:41,755 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 144 [2021-06-13 07:35:41,755 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:35:46,389 INFO L129 PetriNetUnfolder]: 12153/32486 cut-off events. [2021-06-13 07:35:46,389 INFO L130 PetriNetUnfolder]: For 84151/85791 co-relation queries the response was YES. [2021-06-13 07:35:46,782 INFO L84 FinitePrefix]: Finished finitePrefix Result has 102658 conditions, 32486 events. 12153/32486 cut-off events. For 84151/85791 co-relation queries the response was YES. Maximal size of possible extension queue 4801. Compared 466617 event pairs, 38 based on Foata normal form. 166/30482 useless extension candidates. Maximal degree in co-relation 102574. Up to 3987 conditions per place. [2021-06-13 07:35:46,947 INFO L132 encePairwiseOnDemand]: 138/144 looper letters, 11 selfloop transitions, 2 changer transitions 4/442 dead transitions. [2021-06-13 07:35:46,947 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 352 places, 442 transitions, 6200 flow [2021-06-13 07:35:46,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-13 07:35:46,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-13 07:35:46,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 921 transitions. [2021-06-13 07:35:46,948 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9136904761904762 [2021-06-13 07:35:46,948 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 921 transitions. [2021-06-13 07:35:46,948 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 921 transitions. [2021-06-13 07:35:46,948 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:35:46,948 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 921 transitions. [2021-06-13 07:35:46,949 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 131.57142857142858) internal successors, (921), 7 states have internal predecessors, (921), 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) [2021-06-13 07:35:46,950 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 144.0) internal successors, (1152), 8 states have internal predecessors, (1152), 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) [2021-06-13 07:35:46,950 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 144.0) internal successors, (1152), 8 states have internal predecessors, (1152), 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) [2021-06-13 07:35:46,950 INFO L185 Difference]: Start difference. First operand has 362 places, 436 transitions, 6133 flow. Second operand 7 states and 921 transitions. [2021-06-13 07:35:46,950 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 352 places, 442 transitions, 6200 flow [2021-06-13 07:35:54,144 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 321 places, 442 transitions, 5783 flow, removed 99 selfloop flow, removed 31 redundant places. [2021-06-13 07:35:54,149 INFO L241 Difference]: Finished difference. Result has 326 places, 437 transitions, 5751 flow [2021-06-13 07:35:54,150 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=5732, PETRI_DIFFERENCE_MINUEND_PLACES=315, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=436, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=434, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=5751, PETRI_PLACES=326, PETRI_TRANSITIONS=437} [2021-06-13 07:35:54,150 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 188 predicate places. [2021-06-13 07:35:54,150 INFO L482 AbstractCegarLoop]: Abstraction has has 326 places, 437 transitions, 5751 flow [2021-06-13 07:35:54,150 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 130.57142857142858) internal successors, (914), 7 states have internal predecessors, (914), 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) [2021-06-13 07:35:54,150 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:35:54,150 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:35:54,150 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-06-13 07:35:54,150 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:35:54,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:35:54,150 INFO L82 PathProgramCache]: Analyzing trace with hash 351282164, now seen corresponding path program 3 times [2021-06-13 07:35:54,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:35:54,151 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253034064] [2021-06-13 07:35:54,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:35:54,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:35:54,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:54,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:35:54,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:54,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-13 07:35:54,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:54,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:35:54,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:54,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-13 07:35:54,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:54,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-13 07:35:54,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:54,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-13 07:35:54,255 INFO L142 QuantifierPusher]: treesize reduction 19, result has 45.7 percent of original size [2021-06-13 07:35:54,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-13 07:35:54,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:54,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-13 07:35:54,263 INFO L142 QuantifierPusher]: treesize reduction 9, result has 76.3 percent of original size [2021-06-13 07:35:54,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-13 07:35:54,276 INFO L142 QuantifierPusher]: treesize reduction 9, result has 79.5 percent of original size [2021-06-13 07:35:54,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-13 07:35:54,291 INFO L142 QuantifierPusher]: treesize reduction 26, result has 69.0 percent of original size [2021-06-13 07:35:54,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-06-13 07:35:54,325 INFO L142 QuantifierPusher]: treesize reduction 26, result has 71.7 percent of original size [2021-06-13 07:35:54,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-06-13 07:35:54,335 INFO L142 QuantifierPusher]: treesize reduction 26, result has 67.5 percent of original size [2021-06-13 07:35:54,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-13 07:35:54,367 INFO L142 QuantifierPusher]: treesize reduction 26, result has 66.7 percent of original size [2021-06-13 07:35:54,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-13 07:35:54,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:54,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-13 07:35:54,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:54,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-13 07:35:54,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:54,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-13 07:35:54,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:54,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-13 07:35:54,447 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:35:54,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:35:54,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:54,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:35:54,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:54,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:35:54,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:35:54,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:35:54,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:35:54,494 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:35:54,494 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253034064] [2021-06-13 07:35:54,494 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253034064] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:35:54,494 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:35:54,494 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-06-13 07:35:54,494 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496825402] [2021-06-13 07:35:54,494 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-13 07:35:54,494 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:35:54,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-13 07:35:54,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=285, Unknown=0, NotChecked=0, Total=342 [2021-06-13 07:35:54,495 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 144 [2021-06-13 07:35:54,496 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 326 places, 437 transitions, 5751 flow. Second operand has 19 states, 19 states have (on average 93.10526315789474) internal successors, (1769), 19 states have internal predecessors, (1769), 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) [2021-06-13 07:35:54,496 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:35:54,496 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 144 [2021-06-13 07:35:54,496 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:36:01,300 INFO L129 PetriNetUnfolder]: 17630/48631 cut-off events. [2021-06-13 07:36:01,301 INFO L130 PetriNetUnfolder]: For 134128/138799 co-relation queries the response was YES. [2021-06-13 07:36:02,492 INFO L84 FinitePrefix]: Finished finitePrefix Result has 152359 conditions, 48631 events. 17630/48631 cut-off events. For 134128/138799 co-relation queries the response was YES. Maximal size of possible extension queue 6478. Compared 727763 event pairs, 268 based on Foata normal form. 395/46342 useless extension candidates. Maximal degree in co-relation 152286. Up to 5780 conditions per place. [2021-06-13 07:36:02,580 INFO L132 encePairwiseOnDemand]: 125/144 looper letters, 199 selfloop transitions, 115 changer transitions 47/505 dead transitions. [2021-06-13 07:36:02,580 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 505 transitions, 7267 flow [2021-06-13 07:36:02,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-13 07:36:02,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-06-13 07:36:02,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 1938 transitions. [2021-06-13 07:36:02,582 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6729166666666667 [2021-06-13 07:36:02,582 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 1938 transitions. [2021-06-13 07:36:02,582 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 1938 transitions. [2021-06-13 07:36:02,582 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:36:02,582 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 1938 transitions. [2021-06-13 07:36:02,584 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 96.9) internal successors, (1938), 20 states have internal predecessors, (1938), 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) [2021-06-13 07:36:02,585 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 144.0) internal successors, (3024), 21 states have internal predecessors, (3024), 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) [2021-06-13 07:36:02,585 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 144.0) internal successors, (3024), 21 states have internal predecessors, (3024), 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) [2021-06-13 07:36:02,585 INFO L185 Difference]: Start difference. First operand has 326 places, 437 transitions, 5751 flow. Second operand 20 states and 1938 transitions. [2021-06-13 07:36:02,585 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 505 transitions, 7267 flow [2021-06-13 07:36:17,814 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 338 places, 505 transitions, 7158 flow, removed 54 selfloop flow, removed 4 redundant places. [2021-06-13 07:36:17,820 INFO L241 Difference]: Finished difference. Result has 346 places, 424 transitions, 5817 flow [2021-06-13 07:36:17,820 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=5694, PETRI_DIFFERENCE_MINUEND_PLACES=319, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=437, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=97, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=334, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=5817, PETRI_PLACES=346, PETRI_TRANSITIONS=424} [2021-06-13 07:36:17,820 INFO L335 CegarLoopForPetriNet]: 138 programPoint places, 208 predicate places. [2021-06-13 07:36:17,821 INFO L482 AbstractCegarLoop]: Abstraction has has 346 places, 424 transitions, 5817 flow [2021-06-13 07:36:17,821 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 93.10526315789474) internal successors, (1769), 19 states have internal predecessors, (1769), 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) [2021-06-13 07:36:17,821 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:36:17,821 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:36:17,821 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-06-13 07:36:17,821 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:36:17,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:36:17,821 INFO L82 PathProgramCache]: Analyzing trace with hash 1245671974, now seen corresponding path program 4 times [2021-06-13 07:36:17,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:36:17,821 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933414371] [2021-06-13 07:36:17,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:36:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:36:17,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:36:17,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:36:17,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:36:17,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-13 07:36:17,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:36:17,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:36:17,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:36:17,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-13 07:36:17,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:36:17,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-13 07:36:17,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:36:17,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-13 07:36:17,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:36:17,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:36:17,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:36:17,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-13 07:36:17,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:36:17,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-13 07:36:18,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:36:18,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-13 07:36:18,004 INFO L142 QuantifierPusher]: treesize reduction 55, result has 56.7 percent of original size [2021-06-13 07:36:18,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-13 07:36:18,038 INFO L142 QuantifierPusher]: treesize reduction 69, result has 52.4 percent of original size [2021-06-13 07:36:18,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-06-13 07:36:18,086 INFO L142 QuantifierPusher]: treesize reduction 165, result has 36.0 percent of original size [2021-06-13 07:36:18,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-06-13 07:36:18,143 INFO L142 QuantifierPusher]: treesize reduction 165, result has 38.0 percent of original size [2021-06-13 07:36:18,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-06-13 07:36:18,161 INFO L142 QuantifierPusher]: treesize reduction 147, result has 37.7 percent of original size [2021-06-13 07:36:18,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-13 07:36:18,218 INFO L142 QuantifierPusher]: treesize reduction 150, result has 37.0 percent of original size [2021-06-13 07:36:18,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-06-13 07:36:18,271 INFO L142 QuantifierPusher]: treesize reduction 172, result has 52.7 percent of original size [2021-06-13 07:36:18,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 192 [2021-06-13 07:36:18,349 INFO L142 QuantifierPusher]: treesize reduction 69, result has 38.9 percent of original size [2021-06-13 07:36:18,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-13 07:36:18,374 INFO L142 QuantifierPusher]: treesize reduction 65, result has 33.0 percent of original size [2021-06-13 07:36:18,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-13 07:36:18,396 INFO L142 QuantifierPusher]: treesize reduction 37, result has 71.8 percent of original size [2021-06-13 07:36:18,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-06-13 07:36:18,432 INFO L142 QuantifierPusher]: treesize reduction 8, result has 76.5 percent of original size [2021-06-13 07:36:18,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:36:18,453 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:36:18,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:36:18,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:36:18,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:36:18,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:36:18,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:36:18,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:36:18,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:36:18,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:36:18,503 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:36:18,503 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933414371] [2021-06-13 07:36:18,503 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933414371] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:36:18,503 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:36:18,503 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-06-13 07:36:18,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633712396] [2021-06-13 07:36:18,504 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-06-13 07:36:18,504 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:36:18,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-06-13 07:36:18,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=377, Unknown=0, NotChecked=0, Total=462 [2021-06-13 07:36:18,505 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 87 out of 144 [2021-06-13 07:36:18,506 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 346 places, 424 transitions, 5817 flow. Second operand has 22 states, 22 states have (on average 89.0) internal successors, (1958), 22 states have internal predecessors, (1958), 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) [2021-06-13 07:36:18,506 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:36:18,506 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 87 of 144 [2021-06-13 07:36:18,506 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand