/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi002_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-28 23:01:14,251 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-28 23:01:14,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-28 23:01:14,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-04-28 23:01:14,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-28 23:01:14,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-28 23:01:14,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-28 23:01:14,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-28 23:01:14,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-28 23:01:14,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-28 23:01:14,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-28 23:01:14,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-28 23:01:14,368 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-28 23:01:14,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-28 23:01:14,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-28 23:01:14,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-28 23:01:14,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-28 23:01:14,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-28 23:01:14,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-28 23:01:14,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-28 23:01:14,402 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-RepeatedSemanticLbeWithPredicates.epf [2021-04-28 23:01:14,473 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-28 23:01:14,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-28 23:01:14,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-28 23:01:14,480 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-28 23:01:14,481 INFO L138 SettingsManager]: * Use SBE=true [2021-04-28 23:01:14,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-28 23:01:14,481 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-28 23:01:14,481 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-28 23:01:14,481 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-28 23:01:14,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-28 23:01:14,483 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-28 23:01:14,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-28 23:01:14,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-28 23:01:14,484 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-28 23:01:14,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-28 23:01:14,485 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-28 23:01:14,485 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-28 23:01:14,485 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-28 23:01:14,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-28 23:01:14,486 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-28 23:01:14,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-28 23:01:14,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-28 23:01:14,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-28 23:01:14,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-28 23:01:14,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-28 23:01:14,487 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-28 23:01:14,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-28 23:01:14,488 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-28 23:01:14,489 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-28 23:01:14,489 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-28 23:01:14,489 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-28 23:01:15,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-28 23:01:15,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-28 23:01:15,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-28 23:01:15,051 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-28 23:01:15,052 INFO L275 PluginConnector]: CDTParser initialized [2021-04-28 23:01:15,053 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi002_tso.opt.i [2021-04-28 23:01:15,158 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29c1ba889/ac29964c6d52424e88391e9964d98e93/FLAG89ef23137 [2021-04-28 23:01:16,005 INFO L306 CDTParser]: Found 1 translation units. [2021-04-28 23:01:16,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.opt.i [2021-04-28 23:01:16,048 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29c1ba889/ac29964c6d52424e88391e9964d98e93/FLAG89ef23137 [2021-04-28 23:01:16,154 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29c1ba889/ac29964c6d52424e88391e9964d98e93 [2021-04-28 23:01:16,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-28 23:01:16,207 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-28 23:01:16,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-28 23:01:16,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-28 23:01:16,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-28 23:01:16,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 11:01:16" (1/1) ... [2021-04-28 23:01:16,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30dad175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:01:16, skipping insertion in model container [2021-04-28 23:01:16,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 11:01:16" (1/1) ... [2021-04-28 23:01:16,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-28 23:01:16,291 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-28 23:01:16,505 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.opt.i[991,1004] [2021-04-28 23:01:16,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 23:01:16,980 INFO L203 MainTranslator]: Completed pre-run [2021-04-28 23:01:17,001 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.opt.i[991,1004] [2021-04-28 23:01:17,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 23:01:17,261 INFO L208 MainTranslator]: Completed translation [2021-04-28 23:01:17,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:01:17 WrapperNode [2021-04-28 23:01:17,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-28 23:01:17,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-28 23:01:17,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-28 23:01:17,263 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-28 23:01:17,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:01:17" (1/1) ... [2021-04-28 23:01:17,302 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:01:17" (1/1) ... [2021-04-28 23:01:17,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-28 23:01:17,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-28 23:01:17,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-28 23:01:17,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-28 23:01:17,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:01:17" (1/1) ... [2021-04-28 23:01:17,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:01:17" (1/1) ... [2021-04-28 23:01:17,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:01:17" (1/1) ... [2021-04-28 23:01:17,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:01:17" (1/1) ... [2021-04-28 23:01:17,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:01:17" (1/1) ... [2021-04-28 23:01:17,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:01:17" (1/1) ... [2021-04-28 23:01:17,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:01:17" (1/1) ... [2021-04-28 23:01:17,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-28 23:01:17,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-28 23:01:17,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-28 23:01:17,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-28 23:01:17,461 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:01:17" (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 [2021-04-28 23:01:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-28 23:01:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-04-28 23:01:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-28 23:01:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-28 23:01:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-04-28 23:01:17,573 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-04-28 23:01:17,574 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-04-28 23:01:17,574 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-04-28 23:01:17,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-28 23:01:17,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-04-28 23:01:17,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-28 23:01:17,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-28 23:01:17,577 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-28 23:01:22,908 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-28 23:01:22,909 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-04-28 23:01:22,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 11:01:22 BoogieIcfgContainer [2021-04-28 23:01:22,913 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-28 23:01:22,915 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-28 23:01:22,916 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-28 23:01:22,920 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-28 23:01:22,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.04 11:01:16" (1/3) ... [2021-04-28 23:01:22,922 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43804055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 11:01:22, skipping insertion in model container [2021-04-28 23:01:22,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:01:17" (2/3) ... [2021-04-28 23:01:22,923 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43804055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 11:01:22, skipping insertion in model container [2021-04-28 23:01:22,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 11:01:22" (3/3) ... [2021-04-28 23:01:22,925 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi002_tso.opt.i [2021-04-28 23:01:22,936 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-28 23:01:22,946 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-04-28 23:01:22,948 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-28 23:01:23,009 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,009 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,010 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,010 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,010 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,010 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,010 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,011 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,011 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,011 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,013 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,013 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,014 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,014 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,014 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,014 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,014 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,018 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,018 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,018 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,018 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,023 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,025 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,026 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,026 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,026 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,026 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,026 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,028 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,028 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,028 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,028 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,028 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,028 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,029 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,029 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,029 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,029 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,029 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,029 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,030 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,030 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,030 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,030 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,030 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,030 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,030 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,031 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,031 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,031 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,031 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,032 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,032 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,032 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,035 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,035 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,035 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,035 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,036 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,036 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,036 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,037 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,037 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,037 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,037 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,038 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,038 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,038 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,039 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,039 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,039 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,039 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,040 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,040 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,040 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,040 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,041 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,041 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,041 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,041 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,042 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,042 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,042 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,043 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,043 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,043 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,043 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,044 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,045 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,045 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,045 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,045 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,045 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,050 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,050 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,050 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,050 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,050 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,053 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,053 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,055 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,056 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,056 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,056 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,056 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,056 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,057 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,057 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,057 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,057 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,057 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,058 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,058 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,058 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,058 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,058 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,058 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,059 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,059 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,059 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,059 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,059 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,060 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,060 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,060 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,060 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,061 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,061 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,061 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,061 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,061 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,062 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,062 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,062 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,062 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,062 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,062 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,063 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,065 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,065 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,065 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,066 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,066 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,066 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,066 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,066 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,067 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,067 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,067 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,067 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,067 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,069 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,069 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,069 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,069 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,069 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,070 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,070 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,070 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,070 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,070 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,081 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,081 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,081 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,086 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,086 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,087 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,087 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,087 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,087 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,089 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,089 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,089 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,089 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,091 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,091 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,091 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,091 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,094 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,094 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,094 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,095 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,095 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,095 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,095 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,095 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,096 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,096 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,096 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,096 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,099 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,102 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,102 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,102 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,102 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,105 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,105 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,106 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,106 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,106 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,106 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,106 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,107 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,107 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,107 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,107 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,108 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,108 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,108 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,108 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,109 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,109 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,109 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,109 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,109 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,109 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,110 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,110 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,110 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,110 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,110 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,111 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,111 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,111 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,111 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,112 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,112 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,112 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,112 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,112 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,113 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,114 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,116 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,116 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,116 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,116 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,116 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,117 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,117 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,117 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,117 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,117 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:23,120 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-04-28 23:01:23,144 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-04-28 23:01:23,172 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-28 23:01:23,173 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-28 23:01:23,173 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-28 23:01:23,173 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-28 23:01:23,173 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-28 23:01:23,173 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-28 23:01:23,173 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-28 23:01:23,174 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-28 23:01:23,187 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 105 places, 100 transitions, 210 flow [2021-04-28 23:01:23,253 INFO L129 PetriNetUnfolder]: 2/98 cut-off events. [2021-04-28 23:01:23,254 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:01:23,258 INFO L84 FinitePrefix]: Finished finitePrefix Result has 105 conditions, 98 events. 2/98 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 64 event pairs, 0 based on Foata normal form. 0/93 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place. [2021-04-28 23:01:23,258 INFO L82 GeneralOperation]: Start removeDead. Operand has 105 places, 100 transitions, 210 flow [2021-04-28 23:01:23,265 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 103 places, 98 transitions, 202 flow [2021-04-28 23:01:23,267 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:01:23,285 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 103 places, 98 transitions, 202 flow [2021-04-28 23:01:23,289 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 103 places, 98 transitions, 202 flow [2021-04-28 23:01:23,292 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 103 places, 98 transitions, 202 flow [2021-04-28 23:01:23,318 INFO L129 PetriNetUnfolder]: 2/98 cut-off events. [2021-04-28 23:01:23,319 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:01:23,319 INFO L84 FinitePrefix]: Finished finitePrefix Result has 105 conditions, 98 events. 2/98 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 64 event pairs, 0 based on Foata normal form. 0/93 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place. [2021-04-28 23:01:23,323 INFO L146 LiptonReduction]: Number of co-enabled transitions 1190 [2021-04-28 23:01:27,339 WARN L205 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 112 [2021-04-28 23:01:27,589 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 23:01:29,395 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 210 DAG size of output: 160 [2021-04-28 23:01:29,925 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2021-04-28 23:01:31,452 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 228 DAG size of output: 188 [2021-04-28 23:01:31,932 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2021-04-28 23:01:34,346 WARN L205 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 312 DAG size of output: 268 [2021-04-28 23:01:35,347 WARN L205 SmtUtils]: Spent 991.00 ms on a formula simplification that was a NOOP. DAG size: 265 [2021-04-28 23:01:37,003 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 23:01:37,299 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 23:01:37,884 WARN L205 SmtUtils]: Spent 583.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2021-04-28 23:01:38,447 WARN L205 SmtUtils]: Spent 560.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2021-04-28 23:01:40,118 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 232 DAG size of output: 191 [2021-04-28 23:01:40,646 WARN L205 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-04-28 23:01:43,038 WARN L205 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 316 DAG size of output: 272 [2021-04-28 23:01:44,134 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 269 [2021-04-28 23:01:45,381 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 230 DAG size of output: 190 [2021-04-28 23:01:46,449 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 188 DAG size of output: 187 [2021-04-28 23:01:49,040 WARN L205 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 314 DAG size of output: 269 [2021-04-28 23:01:50,096 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 266 [2021-04-28 23:01:51,368 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 228 DAG size of output: 188 [2021-04-28 23:01:52,471 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 186 DAG size of output: 185 [2021-04-28 23:01:55,138 WARN L205 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 312 DAG size of output: 267 [2021-04-28 23:01:56,299 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 264 [2021-04-28 23:02:00,232 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 231 DAG size of output: 190 [2021-04-28 23:02:00,826 WARN L205 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-04-28 23:02:03,631 WARN L205 SmtUtils]: Spent 2.80 s on a formula simplification. DAG size of input: 315 DAG size of output: 271 [2021-04-28 23:02:04,974 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 268 [2021-04-28 23:02:06,557 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 228 DAG size of output: 188 [2021-04-28 23:02:07,310 WARN L205 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2021-04-28 23:02:10,814 WARN L205 SmtUtils]: Spent 3.50 s on a formula simplification. DAG size of input: 312 DAG size of output: 268 [2021-04-28 23:02:12,290 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 265 [2021-04-28 23:02:14,776 WARN L205 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 231 DAG size of output: 190 [2021-04-28 23:02:15,607 WARN L205 SmtUtils]: Spent 828.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-04-28 23:02:19,420 WARN L205 SmtUtils]: Spent 3.81 s on a formula simplification. DAG size of input: 315 DAG size of output: 271 [2021-04-28 23:02:21,212 WARN L205 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 268 [2021-04-28 23:02:23,239 WARN L205 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 230 DAG size of output: 190 [2021-04-28 23:02:24,180 WARN L205 SmtUtils]: Spent 937.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-04-28 23:02:28,288 WARN L205 SmtUtils]: Spent 4.10 s on a formula simplification. DAG size of input: 314 DAG size of output: 270 [2021-04-28 23:02:30,010 WARN L205 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 267 [2021-04-28 23:02:32,863 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-28 23:02:33,251 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 23:02:33,357 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 23:02:34,245 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-28 23:02:34,350 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-28 23:02:35,698 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-04-28 23:02:35,811 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-04-28 23:02:37,946 WARN L205 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 230 DAG size of output: 190 [2021-04-28 23:02:38,824 WARN L205 SmtUtils]: Spent 875.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-04-28 23:02:42,796 WARN L205 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 314 DAG size of output: 269 [2021-04-28 23:02:44,601 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 266 [2021-04-28 23:02:46,708 WARN L205 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 228 DAG size of output: 188 [2021-04-28 23:02:47,645 WARN L205 SmtUtils]: Spent 934.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2021-04-28 23:02:51,805 WARN L205 SmtUtils]: Spent 4.16 s on a formula simplification. DAG size of input: 312 DAG size of output: 267 [2021-04-28 23:02:53,767 WARN L205 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 264 [2021-04-28 23:02:56,067 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 231 DAG size of output: 191 [2021-04-28 23:02:57,260 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 189 [2021-04-28 23:03:02,103 WARN L205 SmtUtils]: Spent 4.84 s on a formula simplification. DAG size of input: 315 DAG size of output: 271 [2021-04-28 23:03:04,214 WARN L205 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 268 [2021-04-28 23:03:08,098 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 23:03:08,208 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 23:03:08,322 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 23:03:08,539 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:03:08,669 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 23:03:08,793 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:03:08,915 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 23:03:09,044 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 23:03:09,160 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:03:09,287 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 23:03:09,402 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:03:09,549 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 23:03:09,683 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 23:03:09,820 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 23:03:09,948 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 23:03:10,102 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:03:10,248 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 23:03:10,402 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:03:10,557 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 23:03:10,702 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 23:03:10,829 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 23:03:10,955 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 23:03:11,064 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 23:03:11,187 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 23:03:11,297 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:03:11,422 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 23:03:11,543 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:03:14,748 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 23:03:14,896 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:03:15,059 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 23:03:15,203 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:03:15,330 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 23:03:15,464 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:03:15,592 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 23:03:15,708 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:03:15,880 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 23:03:16,042 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 23:03:16,219 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 23:03:16,384 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 23:03:16,582 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 23:03:16,768 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 23:03:16,962 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 23:03:17,136 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 23:03:17,344 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:17,549 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 23:03:17,760 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:17,947 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 23:03:18,136 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 23:03:18,301 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:18,493 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 23:03:18,682 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:18,844 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 23:03:18,998 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 23:03:19,167 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 23:03:19,323 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 23:03:19,509 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 23:03:19,677 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:19,849 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 23:03:20,012 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:20,194 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:20,351 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 23:03:20,531 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:20,697 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 23:03:20,836 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 23:03:20,964 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 23:03:21,099 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 23:03:21,228 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 23:03:21,365 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 23:03:21,477 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 23:03:21,594 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 23:03:21,707 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 23:03:21,936 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-28 23:03:22,152 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-28 23:03:22,364 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-28 23:03:22,566 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-28 23:03:22,691 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:22,819 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:22,942 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:23,075 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:23,183 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:03:23,291 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:03:23,398 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:03:23,504 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:03:23,631 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:23,756 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:23,887 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:24,011 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:24,131 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 23:03:24,253 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 23:03:24,375 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 23:03:24,494 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 23:03:24,607 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 23:03:24,725 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 23:03:24,841 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 23:03:24,957 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 23:03:25,061 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:03:25,170 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:03:25,276 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:03:25,383 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:03:25,509 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:25,636 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:25,768 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:25,901 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:26,105 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-28 23:03:26,305 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-28 23:03:26,508 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-28 23:03:26,710 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-28 23:03:27,205 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:03:27,311 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:03:27,420 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:03:27,526 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:03:27,663 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:27,788 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:27,926 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:28,054 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:03:28,258 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 23:03:28,362 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 23:03:28,469 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 23:03:28,824 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 23:03:29,151 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 23:03:29,492 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 23:03:29,826 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 23:03:30,087 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 23:03:30,360 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 23:03:30,671 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 23:03:30,947 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 23:03:31,145 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:03:31,347 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:03:31,544 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:03:31,741 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:03:31,954 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 23:03:32,167 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 23:03:32,394 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 23:03:32,619 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 23:03:32,911 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 23:03:33,180 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 23:03:33,444 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 23:03:33,718 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 23:03:34,025 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 23:03:34,336 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 23:03:34,655 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 23:03:34,971 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 23:03:35,221 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 23:03:35,469 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 23:03:35,697 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 23:03:35,928 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 23:03:36,117 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:36,299 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:36,502 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:36,711 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:37,033 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 23:03:37,354 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 23:03:37,679 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 23:03:38,013 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 23:03:38,224 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:38,445 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:38,649 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:38,851 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:39,153 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 23:03:39,444 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 23:03:39,726 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 23:03:40,018 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 23:03:40,339 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 23:03:40,651 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 23:03:40,971 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 23:03:41,290 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 23:03:41,606 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 23:03:41,923 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 23:03:42,221 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 23:03:42,527 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 23:03:42,909 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 23:03:43,269 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 23:03:43,645 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 23:03:44,041 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 23:03:44,295 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 23:03:44,553 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 23:03:44,797 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 23:03:45,039 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 23:03:45,269 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 23:03:45,498 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 23:03:45,746 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 23:03:45,975 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 23:03:46,350 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 23:03:46,713 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 23:03:47,058 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 23:03:47,409 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 23:03:47,742 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 23:03:48,029 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 23:03:48,325 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 23:03:48,615 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 23:03:48,961 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:03:49,312 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:03:49,674 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:03:50,008 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:03:50,233 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 23:03:50,459 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 23:03:50,686 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 23:03:50,913 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 23:03:51,194 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 23:03:51,448 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 23:03:51,712 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 23:03:51,981 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 23:03:52,211 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:52,430 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:52,631 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:52,855 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:53,075 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:53,311 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:53,535 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:53,761 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:03:54,291 WARN L205 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-28 23:03:54,783 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-28 23:03:55,257 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-28 23:03:55,769 WARN L205 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-28 23:03:56,231 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-04-28 23:03:56,697 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-04-28 23:03:57,143 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-04-28 23:03:57,593 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-04-28 23:03:58,063 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-04-28 23:03:58,503 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-04-28 23:03:58,930 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-04-28 23:03:59,369 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-04-28 23:03:59,810 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 23:04:00,206 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 23:04:00,626 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 23:04:01,052 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 23:04:01,527 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 23:04:02,018 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 23:04:02,511 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 23:04:03,011 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 23:04:03,452 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-04-28 23:04:03,910 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-04-28 23:04:04,415 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-04-28 23:04:04,892 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-04-28 23:04:05,321 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-04-28 23:04:05,760 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-04-28 23:04:06,195 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-04-28 23:04:06,607 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-04-28 23:04:07,047 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-04-28 23:04:07,500 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-04-28 23:04:07,950 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-04-28 23:04:08,421 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-04-28 23:04:08,909 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 23:04:09,401 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 23:04:09,939 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 23:04:10,488 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 23:04:10,886 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 23:04:11,301 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 23:04:11,714 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 23:04:12,133 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 23:04:12,585 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-04-28 23:04:13,026 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-04-28 23:04:13,493 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-04-28 23:04:13,946 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-04-28 23:04:15,410 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 142 DAG size of output: 140 [2021-04-28 23:04:16,019 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-04-28 23:04:17,420 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 142 DAG size of output: 140 [2021-04-28 23:04:18,108 WARN L205 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-04-28 23:04:18,710 WARN L205 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 23:04:19,216 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 23:04:19,739 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 23:04:20,263 WARN L205 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 23:04:20,792 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 23:04:21,313 WARN L205 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 23:04:21,816 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 23:04:22,357 WARN L205 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 23:04:23,616 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 137 DAG size of output: 135 [2021-04-28 23:04:24,265 WARN L205 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2021-04-28 23:04:25,671 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 137 DAG size of output: 135 [2021-04-28 23:04:26,368 WARN L205 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2021-04-28 23:04:26,425 INFO L158 LiptonReduction]: Checked pairs total: 13663 [2021-04-28 23:04:26,426 INFO L160 LiptonReduction]: Total number of compositions: 292 [2021-04-28 23:04:26,432 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 183167 [2021-04-28 23:04:26,459 INFO L129 PetriNetUnfolder]: 0/75 cut-off events. [2021-04-28 23:04:26,459 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:04:26,460 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:04:26,460 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2021-04-28 23:04:26,461 INFO L428 AbstractCegarLoop]: === Iteration 1 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:04:26,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:04:26,468 INFO L82 PathProgramCache]: Analyzing trace with hash -1943864689, now seen corresponding path program 1 times [2021-04-28 23:04:26,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:04:26,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276194709] [2021-04-28 23:04:26,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:04:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:04:26,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:04:26,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:04:26,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:04:26,788 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276194709] [2021-04-28 23:04:26,789 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:04:26,789 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 23:04:26,790 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736617395] [2021-04-28 23:04:26,801 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 23:04:26,801 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:04:26,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 23:04:26,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 23:04:26,824 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 272 out of 392 [2021-04-28 23:04:26,832 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 130 transitions, 266 flow. Second operand has 3 states, 3 states have (on average 272.6666666666667) internal successors, (818), 3 states have internal predecessors, (818), 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) [2021-04-28 23:04:26,832 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:04:26,833 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 272 of 392 [2021-04-28 23:04:26,834 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:04:27,797 INFO L129 PetriNetUnfolder]: 393/1057 cut-off events. [2021-04-28 23:04:27,798 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:04:27,803 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1757 conditions, 1057 events. 393/1057 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 124. Compared 7932 event pairs, 176 based on Foata normal form. 16/549 useless extension candidates. Maximal degree in co-relation 1656. Up to 550 conditions per place. [2021-04-28 23:04:27,809 INFO L132 encePairwiseOnDemand]: 358/392 looper letters, 40 selfloop transitions, 2 changer transitions 67/144 dead transitions. [2021-04-28 23:04:27,810 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 134 places, 144 transitions, 432 flow [2021-04-28 23:04:27,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 23:04:27,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 23:04:27,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 888 transitions. [2021-04-28 23:04:27,839 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7551020408163265 [2021-04-28 23:04:27,840 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 888 transitions. [2021-04-28 23:04:27,841 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 888 transitions. [2021-04-28 23:04:27,845 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:04:27,849 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 888 transitions. [2021-04-28 23:04:27,863 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 296.0) internal successors, (888), 3 states have internal predecessors, (888), 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) [2021-04-28 23:04:27,885 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 392.0) internal successors, (1568), 4 states have internal predecessors, (1568), 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) [2021-04-28 23:04:27,888 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 392.0) internal successors, (1568), 4 states have internal predecessors, (1568), 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) [2021-04-28 23:04:27,890 INFO L185 Difference]: Start difference. First operand has 135 places, 130 transitions, 266 flow. Second operand 3 states and 888 transitions. [2021-04-28 23:04:27,892 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 134 places, 144 transitions, 432 flow [2021-04-28 23:04:27,899 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 144 transitions, 430 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 23:04:27,904 INFO L241 Difference]: Finished difference. Result has 132 places, 58 transitions, 124 flow [2021-04-28 23:04:27,906 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=392, PETRI_DIFFERENCE_MINUEND_FLOW=254, PETRI_DIFFERENCE_MINUEND_PLACES=130, 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=3, PETRI_FLOW=124, PETRI_PLACES=132, PETRI_TRANSITIONS=58} [2021-04-28 23:04:27,907 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -3 predicate places. [2021-04-28 23:04:27,908 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:04:27,908 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 132 places, 58 transitions, 124 flow [2021-04-28 23:04:27,910 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 132 places, 58 transitions, 124 flow [2021-04-28 23:04:27,911 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 65 places, 58 transitions, 124 flow [2021-04-28 23:04:27,926 INFO L129 PetriNetUnfolder]: 0/58 cut-off events. [2021-04-28 23:04:27,927 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:04:27,928 INFO L84 FinitePrefix]: Finished finitePrefix Result has 66 conditions, 58 events. 0/58 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 290 event pairs, 0 based on Foata normal form. 0/20 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-04-28 23:04:27,930 INFO L146 LiptonReduction]: Number of co-enabled transitions 1488 [2021-04-28 23:04:30,654 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 198 [2021-04-28 23:04:32,273 WARN L205 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 198 [2021-04-28 23:04:35,311 WARN L205 SmtUtils]: Spent 3.03 s on a formula simplification that was a NOOP. DAG size: 278 [2021-04-28 23:04:38,221 WARN L205 SmtUtils]: Spent 2.91 s on a formula simplification that was a NOOP. DAG size: 278 [2021-04-28 23:04:39,920 WARN L205 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 198 [2021-04-28 23:04:41,693 WARN L205 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 198 [2021-04-28 23:04:45,263 WARN L205 SmtUtils]: Spent 3.57 s on a formula simplification that was a NOOP. DAG size: 278 [2021-04-28 23:04:48,744 WARN L205 SmtUtils]: Spent 3.48 s on a formula simplification that was a NOOP. DAG size: 278 [2021-04-28 23:04:50,307 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 200 [2021-04-28 23:04:51,920 WARN L205 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 200 [2021-04-28 23:04:55,179 WARN L205 SmtUtils]: Spent 3.25 s on a formula simplification that was a NOOP. DAG size: 280 [2021-04-28 23:04:58,311 WARN L205 SmtUtils]: Spent 3.13 s on a formula simplification that was a NOOP. DAG size: 280 [2021-04-28 23:04:59,881 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 191 [2021-04-28 23:05:01,455 WARN L205 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 191 [2021-04-28 23:05:07,972 WARN L205 SmtUtils]: Spent 6.51 s on a formula simplification. DAG size of input: 271 DAG size of output: 270 [2021-04-28 23:05:11,242 WARN L205 SmtUtils]: Spent 3.27 s on a formula simplification that was a NOOP. DAG size: 270 [2021-04-28 23:05:13,104 WARN L205 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 196 [2021-04-28 23:05:14,854 WARN L205 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 196 [2021-04-28 23:05:18,178 WARN L205 SmtUtils]: Spent 3.32 s on a formula simplification that was a NOOP. DAG size: 276 [2021-04-28 23:05:21,496 WARN L205 SmtUtils]: Spent 3.32 s on a formula simplification that was a NOOP. DAG size: 276 [2021-04-28 23:05:23,275 WARN L205 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 196 [2021-04-28 23:05:25,079 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 196 [2021-04-28 23:05:32,174 WARN L205 SmtUtils]: Spent 7.09 s on a formula simplification. DAG size of input: 276 DAG size of output: 275 [2021-04-28 23:05:35,642 WARN L205 SmtUtils]: Spent 3.46 s on a formula simplification that was a NOOP. DAG size: 275 [2021-04-28 23:05:37,789 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 200 [2021-04-28 23:05:40,111 WARN L205 SmtUtils]: Spent 2.32 s on a formula simplification that was a NOOP. DAG size: 200 [2021-04-28 23:05:44,310 WARN L205 SmtUtils]: Spent 4.19 s on a formula simplification that was a NOOP. DAG size: 280 [2021-04-28 23:05:48,522 WARN L205 SmtUtils]: Spent 4.21 s on a formula simplification that was a NOOP. DAG size: 280 [2021-04-28 23:05:49,573 INFO L158 LiptonReduction]: Checked pairs total: 3864 [2021-04-28 23:05:49,574 INFO L160 LiptonReduction]: Total number of compositions: 7 [2021-04-28 23:05:49,574 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 81666 [2021-04-28 23:05:49,576 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 58 transitions, 124 flow [2021-04-28 23:05:49,577 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 272.6666666666667) internal successors, (818), 3 states have internal predecessors, (818), 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) [2021-04-28 23:05:49,577 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:05:49,578 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2021-04-28 23:05:49,578 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-28 23:05:49,578 INFO L428 AbstractCegarLoop]: === Iteration 2 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:05:49,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:05:49,579 INFO L82 PathProgramCache]: Analyzing trace with hash -130261103, now seen corresponding path program 1 times [2021-04-28 23:05:49,579 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:05:49,579 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418495866] [2021-04-28 23:05:49,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:05:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:05:49,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:49,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:05:49,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:05:49,769 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418495866] [2021-04-28 23:05:49,769 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:05:49,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 23:05:49,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255387172] [2021-04-28 23:05:49,770 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 23:05:49,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:05:49,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 23:05:49,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 23:05:49,774 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 337 out of 399 [2021-04-28 23:05:49,776 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 58 transitions, 124 flow. Second operand has 3 states, 3 states have (on average 337.6666666666667) internal successors, (1013), 3 states have internal predecessors, (1013), 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) [2021-04-28 23:05:49,776 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:05:49,777 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 337 of 399 [2021-04-28 23:05:49,777 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:05:49,893 INFO L129 PetriNetUnfolder]: 3/67 cut-off events. [2021-04-28 23:05:49,893 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:05:49,894 INFO L84 FinitePrefix]: Finished finitePrefix Result has 87 conditions, 67 events. 3/67 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 300 event pairs, 0 based on Foata normal form. 0/27 useless extension candidates. Maximal degree in co-relation 78. Up to 10 conditions per place. [2021-04-28 23:05:49,895 INFO L132 encePairwiseOnDemand]: 396/399 looper letters, 4 selfloop transitions, 2 changer transitions 33/58 dead transitions. [2021-04-28 23:05:49,895 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 58 transitions, 136 flow [2021-04-28 23:05:49,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 23:05:49,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 23:05:49,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1018 transitions. [2021-04-28 23:05:49,907 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8504594820384294 [2021-04-28 23:05:49,907 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1018 transitions. [2021-04-28 23:05:49,908 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1018 transitions. [2021-04-28 23:05:49,909 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:05:49,909 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1018 transitions. [2021-04-28 23:05:49,913 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 339.3333333333333) internal successors, (1018), 3 states have internal predecessors, (1018), 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) [2021-04-28 23:05:49,918 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 399.0) internal successors, (1596), 4 states have internal predecessors, (1596), 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) [2021-04-28 23:05:49,920 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 399.0) internal successors, (1596), 4 states have internal predecessors, (1596), 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) [2021-04-28 23:05:49,921 INFO L185 Difference]: Start difference. First operand has 65 places, 58 transitions, 124 flow. Second operand 3 states and 1018 transitions. [2021-04-28 23:05:49,921 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 58 transitions, 136 flow [2021-04-28 23:05:49,922 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 58 transitions, 132 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 23:05:49,923 INFO L241 Difference]: Finished difference. Result has 64 places, 24 transitions, 56 flow [2021-04-28 23:05:49,923 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=118, PETRI_DIFFERENCE_MINUEND_PLACES=62, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=56, PETRI_PLACES=64, PETRI_TRANSITIONS=24} [2021-04-28 23:05:49,924 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -71 predicate places. [2021-04-28 23:05:49,925 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:05:49,925 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 24 transitions, 56 flow [2021-04-28 23:05:49,926 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 64 places, 24 transitions, 56 flow [2021-04-28 23:05:49,926 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 31 places, 24 transitions, 56 flow [2021-04-28 23:05:49,933 INFO L129 PetriNetUnfolder]: 0/24 cut-off events. [2021-04-28 23:05:49,933 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:05:49,934 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32 conditions, 24 events. 0/24 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 42 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-04-28 23:05:49,934 INFO L146 LiptonReduction]: Number of co-enabled transitions 278 [2021-04-28 23:05:50,417 INFO L158 LiptonReduction]: Checked pairs total: 368 [2021-04-28 23:05:50,417 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:05:50,417 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 492 [2021-04-28 23:05:50,418 INFO L480 AbstractCegarLoop]: Abstraction has has 31 places, 24 transitions, 56 flow [2021-04-28 23:05:50,419 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 337.6666666666667) internal successors, (1013), 3 states have internal predecessors, (1013), 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) [2021-04-28 23:05:50,420 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:05:50,420 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:05:50,420 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-28 23:05:50,420 INFO L428 AbstractCegarLoop]: === Iteration 3 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:05:50,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:05:50,421 INFO L82 PathProgramCache]: Analyzing trace with hash 256923893, now seen corresponding path program 1 times [2021-04-28 23:05:50,421 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:05:50,421 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129781781] [2021-04-28 23:05:50,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:05:50,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:05:50,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:50,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:05:50,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:05:50,567 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129781781] [2021-04-28 23:05:50,567 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:05:50,567 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 23:05:50,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385080416] [2021-04-28 23:05:50,568 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 23:05:50,568 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:05:50,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 23:05:50,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 23:05:50,571 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 284 out of 399 [2021-04-28 23:05:50,573 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 24 transitions, 56 flow. Second operand has 3 states, 3 states have (on average 284.6666666666667) internal successors, (854), 3 states have internal predecessors, (854), 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) [2021-04-28 23:05:50,573 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:05:50,573 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 284 of 399 [2021-04-28 23:05:50,573 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:05:50,616 INFO L129 PetriNetUnfolder]: 0/24 cut-off events. [2021-04-28 23:05:50,616 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:05:50,616 INFO L84 FinitePrefix]: Finished finitePrefix Result has 36 conditions, 24 events. 0/24 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 43 event pairs, 0 based on Foata normal form. 1/19 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-04-28 23:05:50,616 INFO L132 encePairwiseOnDemand]: 396/399 looper letters, 1 selfloop transitions, 2 changer transitions 1/24 dead transitions. [2021-04-28 23:05:50,617 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 33 places, 24 transitions, 62 flow [2021-04-28 23:05:50,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 23:05:50,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 23:05:50,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 856 transitions. [2021-04-28 23:05:50,626 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7151211361737677 [2021-04-28 23:05:50,626 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 856 transitions. [2021-04-28 23:05:50,626 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 856 transitions. [2021-04-28 23:05:50,627 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:05:50,627 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 856 transitions. [2021-04-28 23:05:50,631 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 285.3333333333333) internal successors, (856), 3 states have internal predecessors, (856), 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) [2021-04-28 23:05:50,635 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 399.0) internal successors, (1596), 4 states have internal predecessors, (1596), 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) [2021-04-28 23:05:50,636 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 399.0) internal successors, (1596), 4 states have internal predecessors, (1596), 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) [2021-04-28 23:05:50,636 INFO L185 Difference]: Start difference. First operand has 31 places, 24 transitions, 56 flow. Second operand 3 states and 856 transitions. [2021-04-28 23:05:50,636 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 33 places, 24 transitions, 62 flow [2021-04-28 23:05:50,637 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 31 places, 24 transitions, 58 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 23:05:50,638 INFO L241 Difference]: Finished difference. Result has 32 places, 23 transitions, 58 flow [2021-04-28 23:05:50,638 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=52, PETRI_DIFFERENCE_MINUEND_PLACES=29, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=24, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=58, PETRI_PLACES=32, PETRI_TRANSITIONS=23} [2021-04-28 23:05:50,638 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -103 predicate places. [2021-04-28 23:05:50,638 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:05:50,639 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 32 places, 23 transitions, 58 flow [2021-04-28 23:05:50,639 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 32 places, 23 transitions, 58 flow [2021-04-28 23:05:50,639 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 31 places, 23 transitions, 58 flow [2021-04-28 23:05:50,647 INFO L129 PetriNetUnfolder]: 0/23 cut-off events. [2021-04-28 23:05:50,648 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:05:50,648 INFO L84 FinitePrefix]: Finished finitePrefix Result has 34 conditions, 23 events. 0/23 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 35 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-04-28 23:05:50,648 INFO L146 LiptonReduction]: Number of co-enabled transitions 250 [2021-04-28 23:05:50,757 INFO L158 LiptonReduction]: Checked pairs total: 332 [2021-04-28 23:05:50,757 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:05:50,758 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 120 [2021-04-28 23:05:50,759 INFO L480 AbstractCegarLoop]: Abstraction has has 31 places, 23 transitions, 58 flow [2021-04-28 23:05:50,760 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 284.6666666666667) internal successors, (854), 3 states have internal predecessors, (854), 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) [2021-04-28 23:05:50,760 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:05:50,760 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:05:50,761 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-28 23:05:50,761 INFO L428 AbstractCegarLoop]: === Iteration 4 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:05:50,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:05:50,761 INFO L82 PathProgramCache]: Analyzing trace with hash 386558947, now seen corresponding path program 1 times [2021-04-28 23:05:50,762 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:05:50,762 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962043523] [2021-04-28 23:05:50,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:05:50,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:05:50,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:50,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:05:50,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:05:50,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962043523] [2021-04-28 23:05:50,994 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:05:50,994 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 23:05:50,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942475328] [2021-04-28 23:05:50,995 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 23:05:50,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:05:50,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 23:05:50,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 23:05:50,998 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 287 out of 399 [2021-04-28 23:05:51,000 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 23 transitions, 58 flow. Second operand has 3 states, 3 states have (on average 287.6666666666667) internal successors, (863), 3 states have internal predecessors, (863), 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) [2021-04-28 23:05:51,000 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:05:51,001 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 287 of 399 [2021-04-28 23:05:51,001 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:05:51,037 INFO L129 PetriNetUnfolder]: 0/23 cut-off events. [2021-04-28 23:05:51,038 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-04-28 23:05:51,038 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38 conditions, 23 events. 0/23 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 39 event pairs, 0 based on Foata normal form. 1/19 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-04-28 23:05:51,038 INFO L132 encePairwiseOnDemand]: 396/399 looper letters, 1 selfloop transitions, 2 changer transitions 1/23 dead transitions. [2021-04-28 23:05:51,038 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 33 places, 23 transitions, 64 flow [2021-04-28 23:05:51,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 23:05:51,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 23:05:51,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 865 transitions. [2021-04-28 23:05:51,050 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.722639933166249 [2021-04-28 23:05:51,050 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 865 transitions. [2021-04-28 23:05:51,050 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 865 transitions. [2021-04-28 23:05:51,051 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:05:51,052 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 865 transitions. [2021-04-28 23:05:51,055 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 288.3333333333333) internal successors, (865), 3 states have internal predecessors, (865), 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) [2021-04-28 23:05:51,059 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 399.0) internal successors, (1596), 4 states have internal predecessors, (1596), 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) [2021-04-28 23:05:51,061 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 399.0) internal successors, (1596), 4 states have internal predecessors, (1596), 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) [2021-04-28 23:05:51,061 INFO L185 Difference]: Start difference. First operand has 31 places, 23 transitions, 58 flow. Second operand 3 states and 865 transitions. [2021-04-28 23:05:51,062 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 33 places, 23 transitions, 64 flow [2021-04-28 23:05:51,064 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 31 places, 23 transitions, 60 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 23:05:51,065 INFO L241 Difference]: Finished difference. Result has 32 places, 22 transitions, 60 flow [2021-04-28 23:05:51,066 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=54, PETRI_DIFFERENCE_MINUEND_PLACES=29, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=23, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=60, PETRI_PLACES=32, PETRI_TRANSITIONS=22} [2021-04-28 23:05:51,066 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -103 predicate places. [2021-04-28 23:05:51,066 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:05:51,066 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 32 places, 22 transitions, 60 flow [2021-04-28 23:05:51,066 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 32 places, 22 transitions, 60 flow [2021-04-28 23:05:51,067 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 31 places, 22 transitions, 60 flow [2021-04-28 23:05:51,075 INFO L129 PetriNetUnfolder]: 0/22 cut-off events. [2021-04-28 23:05:51,076 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-04-28 23:05:51,076 INFO L84 FinitePrefix]: Finished finitePrefix Result has 36 conditions, 22 events. 0/22 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 33 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-04-28 23:05:51,076 INFO L146 LiptonReduction]: Number of co-enabled transitions 218 [2021-04-28 23:05:51,311 INFO L158 LiptonReduction]: Checked pairs total: 287 [2021-04-28 23:05:51,312 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:05:51,312 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 246 [2021-04-28 23:05:51,313 INFO L480 AbstractCegarLoop]: Abstraction has has 31 places, 22 transitions, 60 flow [2021-04-28 23:05:51,314 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 287.6666666666667) internal successors, (863), 3 states have internal predecessors, (863), 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) [2021-04-28 23:05:51,314 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:05:51,314 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:05:51,315 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-04-28 23:05:51,315 INFO L428 AbstractCegarLoop]: === Iteration 5 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:05:51,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:05:51,316 INFO L82 PathProgramCache]: Analyzing trace with hash -1826944798, now seen corresponding path program 1 times [2021-04-28 23:05:51,316 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:05:51,316 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781085560] [2021-04-28 23:05:51,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:05:51,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:05:51,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:51,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:05:51,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:51,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:05:51,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:51,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-28 23:05:51,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:51,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-28 23:05:51,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:51,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-28 23:05:52,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:52,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-28 23:05:52,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:05:52,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781085560] [2021-04-28 23:05:52,084 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:05:52,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-28 23:05:52,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987113542] [2021-04-28 23:05:52,085 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-28 23:05:52,085 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:05:52,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-28 23:05:52,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-04-28 23:05:52,089 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 195 out of 399 [2021-04-28 23:05:52,092 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 22 transitions, 60 flow. Second operand has 8 states, 8 states have (on average 195.875) internal successors, (1567), 8 states have internal predecessors, (1567), 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) [2021-04-28 23:05:52,092 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:05:52,092 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 195 of 399 [2021-04-28 23:05:52,092 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:05:52,249 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 15 [2021-04-28 23:05:52,967 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 16 [2021-04-28 23:05:53,253 INFO L129 PetriNetUnfolder]: 60/180 cut-off events. [2021-04-28 23:05:53,254 INFO L130 PetriNetUnfolder]: For 32/33 co-relation queries the response was YES. [2021-04-28 23:05:53,255 INFO L84 FinitePrefix]: Finished finitePrefix Result has 346 conditions, 180 events. 60/180 cut-off events. For 32/33 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 918 event pairs, 5 based on Foata normal form. 4/155 useless extension candidates. Maximal degree in co-relation 335. Up to 81 conditions per place. [2021-04-28 23:05:53,256 INFO L132 encePairwiseOnDemand]: 391/399 looper letters, 15 selfloop transitions, 11 changer transitions 0/38 dead transitions. [2021-04-28 23:05:53,257 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 36 places, 38 transitions, 150 flow [2021-04-28 23:05:53,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-28 23:05:53,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-04-28 23:05:53,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1198 transitions. [2021-04-28 23:05:53,270 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5004177109440268 [2021-04-28 23:05:53,270 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1198 transitions. [2021-04-28 23:05:53,270 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1198 transitions. [2021-04-28 23:05:53,271 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:05:53,272 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1198 transitions. [2021-04-28 23:05:53,276 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 199.66666666666666) internal successors, (1198), 6 states have internal predecessors, (1198), 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) [2021-04-28 23:05:53,284 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 399.0) internal successors, (2793), 7 states have internal predecessors, (2793), 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) [2021-04-28 23:05:53,287 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 399.0) internal successors, (2793), 7 states have internal predecessors, (2793), 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) [2021-04-28 23:05:53,288 INFO L185 Difference]: Start difference. First operand has 31 places, 22 transitions, 60 flow. Second operand 6 states and 1198 transitions. [2021-04-28 23:05:53,288 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 36 places, 38 transitions, 150 flow [2021-04-28 23:05:53,289 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 34 places, 38 transitions, 142 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 23:05:53,292 INFO L241 Difference]: Finished difference. Result has 37 places, 31 transitions, 126 flow [2021-04-28 23:05:53,292 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=56, PETRI_DIFFERENCE_MINUEND_PLACES=29, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=15, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=126, PETRI_PLACES=37, PETRI_TRANSITIONS=31} [2021-04-28 23:05:53,293 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -98 predicate places. [2021-04-28 23:05:53,293 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:05:53,293 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 37 places, 31 transitions, 126 flow [2021-04-28 23:05:53,295 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 37 places, 31 transitions, 126 flow [2021-04-28 23:05:53,295 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 37 places, 31 transitions, 126 flow [2021-04-28 23:05:53,322 INFO L129 PetriNetUnfolder]: 11/70 cut-off events. [2021-04-28 23:05:53,322 INFO L130 PetriNetUnfolder]: For 25/26 co-relation queries the response was YES. [2021-04-28 23:05:53,322 INFO L84 FinitePrefix]: Finished finitePrefix Result has 153 conditions, 70 events. 11/70 cut-off events. For 25/26 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 278 event pairs, 1 based on Foata normal form. 1/56 useless extension candidates. Maximal degree in co-relation 141. Up to 20 conditions per place. [2021-04-28 23:05:53,324 INFO L146 LiptonReduction]: Number of co-enabled transitions 260 [2021-04-28 23:05:54,653 INFO L158 LiptonReduction]: Checked pairs total: 168 [2021-04-28 23:05:54,654 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:05:54,654 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1361 [2021-04-28 23:05:54,655 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 31 transitions, 126 flow [2021-04-28 23:05:54,657 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 195.875) internal successors, (1567), 8 states have internal predecessors, (1567), 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) [2021-04-28 23:05:54,657 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:05:54,657 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:05:54,657 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-28 23:05:54,658 INFO L428 AbstractCegarLoop]: === Iteration 6 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:05:54,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:05:54,658 INFO L82 PathProgramCache]: Analyzing trace with hash 195061698, now seen corresponding path program 2 times [2021-04-28 23:05:54,658 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:05:54,658 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565778192] [2021-04-28 23:05:54,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:05:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:05:54,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:54,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:05:54,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:54,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:05:54,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:54,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:05:54,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:54,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-28 23:05:54,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:54,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-28 23:05:55,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:05:55,095 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565778192] [2021-04-28 23:05:55,095 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:05:55,095 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 23:05:55,096 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633155839] [2021-04-28 23:05:55,097 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 23:05:55,097 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:05:55,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 23:05:55,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-04-28 23:05:55,101 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 195 out of 399 [2021-04-28 23:05:55,105 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 31 transitions, 126 flow. Second operand has 5 states, 5 states have (on average 196.4) internal successors, (982), 5 states have internal predecessors, (982), 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) [2021-04-28 23:05:55,105 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:05:55,106 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 195 of 399 [2021-04-28 23:05:55,106 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:05:55,471 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2021-04-28 23:05:56,121 INFO L129 PetriNetUnfolder]: 69/198 cut-off events. [2021-04-28 23:05:56,122 INFO L130 PetriNetUnfolder]: For 117/134 co-relation queries the response was YES. [2021-04-28 23:05:56,122 INFO L84 FinitePrefix]: Finished finitePrefix Result has 512 conditions, 198 events. 69/198 cut-off events. For 117/134 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1025 event pairs, 5 based on Foata normal form. 11/178 useless extension candidates. Maximal degree in co-relation 498. Up to 94 conditions per place. [2021-04-28 23:05:56,124 INFO L132 encePairwiseOnDemand]: 390/399 looper letters, 16 selfloop transitions, 16 changer transitions 0/44 dead transitions. [2021-04-28 23:05:56,124 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 44 transitions, 243 flow [2021-04-28 23:05:56,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-28 23:05:56,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-04-28 23:05:56,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1194 transitions. [2021-04-28 23:05:56,138 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49874686716791977 [2021-04-28 23:05:56,139 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1194 transitions. [2021-04-28 23:05:56,139 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1194 transitions. [2021-04-28 23:05:56,140 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:05:56,141 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1194 transitions. [2021-04-28 23:05:56,145 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 199.0) internal successors, (1194), 6 states have internal predecessors, (1194), 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) [2021-04-28 23:05:56,151 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 399.0) internal successors, (2793), 7 states have internal predecessors, (2793), 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) [2021-04-28 23:05:56,154 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 399.0) internal successors, (2793), 7 states have internal predecessors, (2793), 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) [2021-04-28 23:05:56,154 INFO L185 Difference]: Start difference. First operand has 37 places, 31 transitions, 126 flow. Second operand 6 states and 1194 transitions. [2021-04-28 23:05:56,154 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 44 transitions, 243 flow [2021-04-28 23:05:56,161 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 42 places, 44 transitions, 243 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 23:05:56,165 INFO L241 Difference]: Finished difference. Result has 44 places, 40 transitions, 242 flow [2021-04-28 23:05:56,165 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=126, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=242, PETRI_PLACES=44, PETRI_TRANSITIONS=40} [2021-04-28 23:05:56,165 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -91 predicate places. [2021-04-28 23:05:56,166 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:05:56,166 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 44 places, 40 transitions, 242 flow [2021-04-28 23:05:56,166 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 44 places, 40 transitions, 242 flow [2021-04-28 23:05:56,167 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 44 places, 40 transitions, 242 flow [2021-04-28 23:05:56,216 INFO L129 PetriNetUnfolder]: 23/102 cut-off events. [2021-04-28 23:05:56,216 INFO L130 PetriNetUnfolder]: For 108/112 co-relation queries the response was YES. [2021-04-28 23:05:56,217 INFO L84 FinitePrefix]: Finished finitePrefix Result has 288 conditions, 102 events. 23/102 cut-off events. For 108/112 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 416 event pairs, 5 based on Foata normal form. 2/83 useless extension candidates. Maximal degree in co-relation 272. Up to 41 conditions per place. [2021-04-28 23:05:56,218 INFO L146 LiptonReduction]: Number of co-enabled transitions 294 [2021-04-28 23:05:56,506 INFO L158 LiptonReduction]: Checked pairs total: 138 [2021-04-28 23:05:56,507 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:05:56,507 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 341 [2021-04-28 23:05:56,508 INFO L480 AbstractCegarLoop]: Abstraction has has 44 places, 40 transitions, 242 flow [2021-04-28 23:05:56,508 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 196.4) internal successors, (982), 5 states have internal predecessors, (982), 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) [2021-04-28 23:05:56,509 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:05:56,509 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:05:56,509 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-04-28 23:05:56,509 INFO L428 AbstractCegarLoop]: === Iteration 7 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:05:56,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:05:56,510 INFO L82 PathProgramCache]: Analyzing trace with hash -1746140824, now seen corresponding path program 1 times [2021-04-28 23:05:56,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:05:56,510 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167272674] [2021-04-28 23:05:56,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:05:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:05:56,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:56,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:05:56,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:56,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:05:56,911 INFO L142 QuantifierPusher]: treesize reduction 40, result has 33.3 percent of original size [2021-04-28 23:05:56,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-28 23:05:57,012 INFO L142 QuantifierPusher]: treesize reduction 39, result has 37.1 percent of original size [2021-04-28 23:05:57,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-28 23:05:57,075 INFO L142 QuantifierPusher]: treesize reduction 373, result has 34.8 percent of original size [2021-04-28 23:05:57,089 INFO L147 QuantifierPusher]: treesize reduction 57, result has 71.4 percent of original size 142 [2021-04-28 23:05:57,458 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 16 [2021-04-28 23:05:57,491 INFO L142 QuantifierPusher]: treesize reduction 398, result has 32.8 percent of original size [2021-04-28 23:05:57,504 INFO L147 QuantifierPusher]: treesize reduction 19, result has 90.2 percent of original size 175 [2021-04-28 23:05:57,867 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 17 [2021-04-28 23:05:57,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:57,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-28 23:05:57,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:05:57,935 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167272674] [2021-04-28 23:05:57,936 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:05:57,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-28 23:05:57,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090183065] [2021-04-28 23:05:57,936 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-28 23:05:57,936 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:05:57,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-28 23:05:57,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-04-28 23:05:57,940 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 216 out of 399 [2021-04-28 23:05:57,943 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 40 transitions, 242 flow. Second operand has 8 states, 8 states have (on average 217.0) internal successors, (1736), 8 states have internal predecessors, (1736), 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) [2021-04-28 23:05:57,943 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:05:57,943 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 216 of 399 [2021-04-28 23:05:57,944 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:05:58,763 INFO L129 PetriNetUnfolder]: 69/198 cut-off events. [2021-04-28 23:05:58,763 INFO L130 PetriNetUnfolder]: For 290/330 co-relation queries the response was YES. [2021-04-28 23:05:58,764 INFO L84 FinitePrefix]: Finished finitePrefix Result has 648 conditions, 198 events. 69/198 cut-off events. For 290/330 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1036 event pairs, 5 based on Foata normal form. 7/173 useless extension candidates. Maximal degree in co-relation 630. Up to 81 conditions per place. [2021-04-28 23:05:58,767 INFO L132 encePairwiseOnDemand]: 392/399 looper letters, 23 selfloop transitions, 13 changer transitions 0/48 dead transitions. [2021-04-28 23:05:58,767 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 48 transitions, 360 flow [2021-04-28 23:05:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-28 23:05:58,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-28 23:05:58,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1104 transitions. [2021-04-28 23:05:58,781 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5533834586466165 [2021-04-28 23:05:58,781 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1104 transitions. [2021-04-28 23:05:58,781 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1104 transitions. [2021-04-28 23:05:58,783 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:05:58,783 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1104 transitions. [2021-04-28 23:05:58,787 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 220.8) internal successors, (1104), 5 states have internal predecessors, (1104), 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) [2021-04-28 23:05:58,792 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 399.0) internal successors, (2394), 6 states have internal predecessors, (2394), 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) [2021-04-28 23:05:58,793 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 399.0) internal successors, (2394), 6 states have internal predecessors, (2394), 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) [2021-04-28 23:05:58,794 INFO L185 Difference]: Start difference. First operand has 44 places, 40 transitions, 242 flow. Second operand 5 states and 1104 transitions. [2021-04-28 23:05:58,794 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 48 transitions, 360 flow [2021-04-28 23:05:58,798 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 48 transitions, 351 flow, removed 4 selfloop flow, removed 1 redundant places. [2021-04-28 23:05:58,800 INFO L241 Difference]: Finished difference. Result has 49 places, 43 transitions, 295 flow [2021-04-28 23:05:58,800 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=235, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=295, PETRI_PLACES=49, PETRI_TRANSITIONS=43} [2021-04-28 23:05:58,800 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -86 predicate places. [2021-04-28 23:05:58,801 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:05:58,801 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 43 transitions, 295 flow [2021-04-28 23:05:58,801 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 43 transitions, 295 flow [2021-04-28 23:05:58,802 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 49 places, 43 transitions, 295 flow [2021-04-28 23:05:58,868 INFO L129 PetriNetUnfolder]: 43/176 cut-off events. [2021-04-28 23:05:58,869 INFO L130 PetriNetUnfolder]: For 311/317 co-relation queries the response was YES. [2021-04-28 23:05:58,870 INFO L84 FinitePrefix]: Finished finitePrefix Result has 533 conditions, 176 events. 43/176 cut-off events. For 311/317 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 888 event pairs, 8 based on Foata normal form. 4/142 useless extension candidates. Maximal degree in co-relation 514. Up to 66 conditions per place. [2021-04-28 23:05:58,873 INFO L146 LiptonReduction]: Number of co-enabled transitions 288 [2021-04-28 23:05:58,958 INFO L158 LiptonReduction]: Checked pairs total: 105 [2021-04-28 23:05:58,958 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:05:58,958 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 157 [2021-04-28 23:05:58,959 INFO L480 AbstractCegarLoop]: Abstraction has has 49 places, 43 transitions, 295 flow [2021-04-28 23:05:58,960 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 217.0) internal successors, (1736), 8 states have internal predecessors, (1736), 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) [2021-04-28 23:05:58,961 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:05:58,961 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:05:58,961 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-04-28 23:05:58,961 INFO L428 AbstractCegarLoop]: === Iteration 8 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:05:58,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:05:58,962 INFO L82 PathProgramCache]: Analyzing trace with hash 1740320894, now seen corresponding path program 1 times [2021-04-28 23:05:58,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:05:58,962 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083666662] [2021-04-28 23:05:58,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:05:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:05:59,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:59,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-28 23:05:59,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:59,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-28 23:05:59,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:59,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-28 23:05:59,463 INFO L142 QuantifierPusher]: treesize reduction 21, result has 71.2 percent of original size [2021-04-28 23:05:59,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-04-28 23:05:59,654 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 19 [2021-04-28 23:05:59,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:59,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:05:59,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:05:59,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-28 23:05:59,836 INFO L142 QuantifierPusher]: treesize reduction 18, result has 37.9 percent of original size [2021-04-28 23:05:59,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-28 23:05:59,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:05:59,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083666662] [2021-04-28 23:05:59,916 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:05:59,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-04-28 23:05:59,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385820770] [2021-04-28 23:05:59,917 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-28 23:05:59,917 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:05:59,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-28 23:05:59,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-04-28 23:05:59,921 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 182 out of 399 [2021-04-28 23:05:59,923 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 43 transitions, 295 flow. Second operand has 9 states, 9 states have (on average 182.88888888888889) internal successors, (1646), 9 states have internal predecessors, (1646), 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) [2021-04-28 23:05:59,923 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:05:59,923 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 182 of 399 [2021-04-28 23:05:59,923 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:01,257 INFO L129 PetriNetUnfolder]: 76/199 cut-off events. [2021-04-28 23:06:01,257 INFO L130 PetriNetUnfolder]: For 581/632 co-relation queries the response was YES. [2021-04-28 23:06:01,259 INFO L84 FinitePrefix]: Finished finitePrefix Result has 782 conditions, 199 events. 76/199 cut-off events. For 581/632 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 950 event pairs, 14 based on Foata normal form. 12/185 useless extension candidates. Maximal degree in co-relation 761. Up to 124 conditions per place. [2021-04-28 23:06:01,261 INFO L132 encePairwiseOnDemand]: 390/399 looper letters, 27 selfloop transitions, 18 changer transitions 0/57 dead transitions. [2021-04-28 23:06:01,261 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 57 transitions, 473 flow [2021-04-28 23:06:01,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 23:06:01,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 23:06:01,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1303 transitions. [2021-04-28 23:06:01,276 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4665234514858575 [2021-04-28 23:06:01,276 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1303 transitions. [2021-04-28 23:06:01,276 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1303 transitions. [2021-04-28 23:06:01,278 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:01,278 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1303 transitions. [2021-04-28 23:06:01,283 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 186.14285714285714) internal successors, (1303), 7 states have internal predecessors, (1303), 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) [2021-04-28 23:06:01,291 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 399.0) internal successors, (3192), 8 states have internal predecessors, (3192), 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) [2021-04-28 23:06:01,293 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 399.0) internal successors, (3192), 8 states have internal predecessors, (3192), 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) [2021-04-28 23:06:01,293 INFO L185 Difference]: Start difference. First operand has 49 places, 43 transitions, 295 flow. Second operand 7 states and 1303 transitions. [2021-04-28 23:06:01,293 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 57 transitions, 473 flow [2021-04-28 23:06:01,297 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 57 transitions, 454 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 23:06:01,302 INFO L241 Difference]: Finished difference. Result has 56 places, 55 transitions, 418 flow [2021-04-28 23:06:01,302 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=280, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=418, PETRI_PLACES=56, PETRI_TRANSITIONS=55} [2021-04-28 23:06:01,302 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -79 predicate places. [2021-04-28 23:06:01,303 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:01,303 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 56 places, 55 transitions, 418 flow [2021-04-28 23:06:01,303 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 56 places, 55 transitions, 418 flow [2021-04-28 23:06:01,304 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 56 places, 55 transitions, 418 flow [2021-04-28 23:06:01,371 INFO L129 PetriNetUnfolder]: 52/182 cut-off events. [2021-04-28 23:06:01,371 INFO L130 PetriNetUnfolder]: For 470/484 co-relation queries the response was YES. [2021-04-28 23:06:01,372 INFO L84 FinitePrefix]: Finished finitePrefix Result has 623 conditions, 182 events. 52/182 cut-off events. For 470/484 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 881 event pairs, 2 based on Foata normal form. 7/157 useless extension candidates. Maximal degree in co-relation 600. Up to 68 conditions per place. [2021-04-28 23:06:01,376 INFO L146 LiptonReduction]: Number of co-enabled transitions 334 [2021-04-28 23:06:01,652 INFO L158 LiptonReduction]: Checked pairs total: 289 [2021-04-28 23:06:01,652 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:06:01,652 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 349 [2021-04-28 23:06:01,653 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 55 transitions, 418 flow [2021-04-28 23:06:01,655 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 182.88888888888889) internal successors, (1646), 9 states have internal predecessors, (1646), 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) [2021-04-28 23:06:01,655 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:01,655 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:06:01,655 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-04-28 23:06:01,655 INFO L428 AbstractCegarLoop]: === Iteration 9 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:01,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:01,656 INFO L82 PathProgramCache]: Analyzing trace with hash 1660554912, now seen corresponding path program 2 times [2021-04-28 23:06:01,656 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:01,656 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971076500] [2021-04-28 23:06:01,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:01,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:01,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:01,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:06:01,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:01,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:06:01,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:01,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:06:01,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:01,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:06:02,016 INFO L142 QuantifierPusher]: treesize reduction 9, result has 71.9 percent of original size [2021-04-28 23:06:02,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-28 23:06:02,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:02,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-28 23:06:02,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:06:02,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971076500] [2021-04-28 23:06:02,131 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:02,132 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 23:06:02,132 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439698476] [2021-04-28 23:06:02,132 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 23:06:02,133 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:02,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 23:06:02,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-04-28 23:06:02,138 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 201 out of 399 [2021-04-28 23:06:02,139 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 55 transitions, 418 flow. Second operand has 5 states, 5 states have (on average 202.6) internal successors, (1013), 5 states have internal predecessors, (1013), 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) [2021-04-28 23:06:02,140 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:02,140 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 201 of 399 [2021-04-28 23:06:02,140 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:03,060 INFO L129 PetriNetUnfolder]: 78/221 cut-off events. [2021-04-28 23:06:03,060 INFO L130 PetriNetUnfolder]: For 724/783 co-relation queries the response was YES. [2021-04-28 23:06:03,062 INFO L84 FinitePrefix]: Finished finitePrefix Result has 905 conditions, 221 events. 78/221 cut-off events. For 724/783 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 1145 event pairs, 6 based on Foata normal form. 18/204 useless extension candidates. Maximal degree in co-relation 880. Up to 91 conditions per place. [2021-04-28 23:06:03,065 INFO L132 encePairwiseOnDemand]: 390/399 looper letters, 27 selfloop transitions, 25 changer transitions 0/64 dead transitions. [2021-04-28 23:06:03,065 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 64 transitions, 587 flow [2021-04-28 23:06:03,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-28 23:06:03,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-04-28 23:06:03,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1231 transitions. [2021-04-28 23:06:03,077 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.514202172096909 [2021-04-28 23:06:03,077 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1231 transitions. [2021-04-28 23:06:03,077 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1231 transitions. [2021-04-28 23:06:03,078 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:03,078 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1231 transitions. [2021-04-28 23:06:03,082 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 205.16666666666666) internal successors, (1231), 6 states have internal predecessors, (1231), 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) [2021-04-28 23:06:03,091 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 399.0) internal successors, (2793), 7 states have internal predecessors, (2793), 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) [2021-04-28 23:06:03,093 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 399.0) internal successors, (2793), 7 states have internal predecessors, (2793), 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) [2021-04-28 23:06:03,093 INFO L185 Difference]: Start difference. First operand has 56 places, 55 transitions, 418 flow. Second operand 6 states and 1231 transitions. [2021-04-28 23:06:03,093 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 64 transitions, 587 flow [2021-04-28 23:06:03,097 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 64 transitions, 556 flow, removed 11 selfloop flow, removed 1 redundant places. [2021-04-28 23:06:03,100 INFO L241 Difference]: Finished difference. Result has 62 places, 62 transitions, 544 flow [2021-04-28 23:06:03,101 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=389, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=544, PETRI_PLACES=62, PETRI_TRANSITIONS=62} [2021-04-28 23:06:03,101 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -73 predicate places. [2021-04-28 23:06:03,101 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:03,102 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 62 places, 62 transitions, 544 flow [2021-04-28 23:06:03,102 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 62 places, 62 transitions, 544 flow [2021-04-28 23:06:03,103 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 62 places, 62 transitions, 544 flow [2021-04-28 23:06:03,177 INFO L129 PetriNetUnfolder]: 51/188 cut-off events. [2021-04-28 23:06:03,177 INFO L130 PetriNetUnfolder]: For 707/723 co-relation queries the response was YES. [2021-04-28 23:06:03,179 INFO L84 FinitePrefix]: Finished finitePrefix Result has 748 conditions, 188 events. 51/188 cut-off events. For 707/723 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 1012 event pairs, 2 based on Foata normal form. 7/163 useless extension candidates. Maximal degree in co-relation 722. Up to 61 conditions per place. [2021-04-28 23:06:03,182 INFO L146 LiptonReduction]: Number of co-enabled transitions 368 [2021-04-28 23:06:03,238 INFO L158 LiptonReduction]: Checked pairs total: 338 [2021-04-28 23:06:03,239 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:06:03,239 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 138 [2021-04-28 23:06:03,240 INFO L480 AbstractCegarLoop]: Abstraction has has 62 places, 62 transitions, 544 flow [2021-04-28 23:06:03,243 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 202.6) internal successors, (1013), 5 states have internal predecessors, (1013), 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) [2021-04-28 23:06:03,243 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:03,243 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:06:03,243 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-04-28 23:06:03,243 INFO L428 AbstractCegarLoop]: === Iteration 10 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:03,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:03,244 INFO L82 PathProgramCache]: Analyzing trace with hash -1884630098, now seen corresponding path program 1 times [2021-04-28 23:06:03,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:03,244 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618561938] [2021-04-28 23:06:03,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:03,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:03,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:03,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 23:06:03,397 INFO L142 QuantifierPusher]: treesize reduction 5, result has 85.7 percent of original size [2021-04-28 23:06:03,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-28 23:06:03,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:03,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:06:03,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:06:03,513 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618561938] [2021-04-28 23:06:03,513 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:03,513 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 23:06:03,513 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031450630] [2021-04-28 23:06:03,514 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 23:06:03,514 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:03,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 23:06:03,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 23:06:03,518 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 213 out of 399 [2021-04-28 23:06:03,520 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 62 transitions, 544 flow. Second operand has 4 states, 4 states have (on average 215.0) internal successors, (860), 4 states have internal predecessors, (860), 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) [2021-04-28 23:06:03,520 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:03,520 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 213 of 399 [2021-04-28 23:06:03,520 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:03,980 INFO L129 PetriNetUnfolder]: 94/303 cut-off events. [2021-04-28 23:06:03,981 INFO L130 PetriNetUnfolder]: For 1162/1226 co-relation queries the response was YES. [2021-04-28 23:06:03,983 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1307 conditions, 303 events. 94/303 cut-off events. For 1162/1226 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 1883 event pairs, 3 based on Foata normal form. 25/273 useless extension candidates. Maximal degree in co-relation 1279. Up to 103 conditions per place. [2021-04-28 23:06:03,985 INFO L132 encePairwiseOnDemand]: 392/399 looper letters, 34 selfloop transitions, 13 changer transitions 20/83 dead transitions. [2021-04-28 23:06:03,985 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 83 transitions, 886 flow [2021-04-28 23:06:03,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 23:06:03,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 23:06:03,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 872 transitions. [2021-04-28 23:06:03,997 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5463659147869674 [2021-04-28 23:06:03,997 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 872 transitions. [2021-04-28 23:06:03,997 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 872 transitions. [2021-04-28 23:06:03,998 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:03,998 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 872 transitions. [2021-04-28 23:06:04,003 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 218.0) internal successors, (872), 4 states have internal predecessors, (872), 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) [2021-04-28 23:06:04,007 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 399.0) internal successors, (1995), 5 states have internal predecessors, (1995), 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) [2021-04-28 23:06:04,020 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 399.0) internal successors, (1995), 5 states have internal predecessors, (1995), 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) [2021-04-28 23:06:04,021 INFO L185 Difference]: Start difference. First operand has 62 places, 62 transitions, 544 flow. Second operand 4 states and 872 transitions. [2021-04-28 23:06:04,021 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 83 transitions, 886 flow [2021-04-28 23:06:04,042 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 83 transitions, 851 flow, removed 7 selfloop flow, removed 4 redundant places. [2021-04-28 23:06:04,044 INFO L241 Difference]: Finished difference. Result has 63 places, 63 transitions, 581 flow [2021-04-28 23:06:04,045 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=515, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=581, PETRI_PLACES=63, PETRI_TRANSITIONS=63} [2021-04-28 23:06:04,045 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -72 predicate places. [2021-04-28 23:06:04,045 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:04,046 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 63 places, 63 transitions, 581 flow [2021-04-28 23:06:04,046 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 63 places, 63 transitions, 581 flow [2021-04-28 23:06:04,047 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 61 places, 63 transitions, 581 flow [2021-04-28 23:06:04,110 INFO L129 PetriNetUnfolder]: 41/176 cut-off events. [2021-04-28 23:06:04,111 INFO L130 PetriNetUnfolder]: For 775/811 co-relation queries the response was YES. [2021-04-28 23:06:04,112 INFO L84 FinitePrefix]: Finished finitePrefix Result has 720 conditions, 176 events. 41/176 cut-off events. For 775/811 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 975 event pairs, 0 based on Foata normal form. 12/160 useless extension candidates. Maximal degree in co-relation 694. Up to 58 conditions per place. [2021-04-28 23:06:04,115 INFO L146 LiptonReduction]: Number of co-enabled transitions 322 [2021-04-28 23:06:04,295 INFO L158 LiptonReduction]: Checked pairs total: 264 [2021-04-28 23:06:04,295 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:06:04,296 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 251 [2021-04-28 23:06:04,297 INFO L480 AbstractCegarLoop]: Abstraction has has 61 places, 63 transitions, 581 flow [2021-04-28 23:06:04,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 215.0) internal successors, (860), 4 states have internal predecessors, (860), 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) [2021-04-28 23:06:04,298 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:04,299 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:06:04,299 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-04-28 23:06:04,299 INFO L428 AbstractCegarLoop]: === Iteration 11 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:04,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:04,299 INFO L82 PathProgramCache]: Analyzing trace with hash -247569309, now seen corresponding path program 1 times [2021-04-28 23:06:04,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:04,300 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716648108] [2021-04-28 23:06:04,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:04,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:04,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:04,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:06:04,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:04,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:06:04,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:04,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:06:04,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:04,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-28 23:06:04,690 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.8 percent of original size [2021-04-28 23:06:04,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-28 23:06:04,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:04,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-28 23:06:04,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:04,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-28 23:06:04,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:06:04,949 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716648108] [2021-04-28 23:06:04,949 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:04,949 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-04-28 23:06:04,949 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103461964] [2021-04-28 23:06:04,950 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-28 23:06:04,950 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:04,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-28 23:06:04,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-04-28 23:06:04,956 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 186 out of 399 [2021-04-28 23:06:04,957 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 63 transitions, 581 flow. Second operand has 9 states, 9 states have (on average 187.0) internal successors, (1683), 9 states have internal predecessors, (1683), 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) [2021-04-28 23:06:04,958 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:04,958 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 186 of 399 [2021-04-28 23:06:04,958 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:05,150 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2021-04-28 23:06:05,930 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2021-04-28 23:06:06,928 INFO L129 PetriNetUnfolder]: 54/235 cut-off events. [2021-04-28 23:06:06,928 INFO L130 PetriNetUnfolder]: For 983/1044 co-relation queries the response was YES. [2021-04-28 23:06:06,930 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1026 conditions, 235 events. 54/235 cut-off events. For 983/1044 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 1455 event pairs, 0 based on Foata normal form. 36/231 useless extension candidates. Maximal degree in co-relation 998. Up to 69 conditions per place. [2021-04-28 23:06:06,933 INFO L132 encePairwiseOnDemand]: 390/399 looper letters, 31 selfloop transitions, 37 changer transitions 6/86 dead transitions. [2021-04-28 23:06:06,933 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 86 transitions, 981 flow [2021-04-28 23:06:06,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-28 23:06:06,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-04-28 23:06:06,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 2465 transitions. [2021-04-28 23:06:06,950 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4752265278581068 [2021-04-28 23:06:06,951 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 2465 transitions. [2021-04-28 23:06:06,951 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 2465 transitions. [2021-04-28 23:06:06,954 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:06,954 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 2465 transitions. [2021-04-28 23:06:06,962 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 189.6153846153846) internal successors, (2465), 13 states have internal predecessors, (2465), 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) [2021-04-28 23:06:06,975 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 399.0) internal successors, (5586), 14 states have internal predecessors, (5586), 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) [2021-04-28 23:06:06,977 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 399.0) internal successors, (5586), 14 states have internal predecessors, (5586), 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) [2021-04-28 23:06:06,977 INFO L185 Difference]: Start difference. First operand has 61 places, 63 transitions, 581 flow. Second operand 13 states and 2465 transitions. [2021-04-28 23:06:06,977 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 86 transitions, 981 flow [2021-04-28 23:06:06,984 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 86 transitions, 945 flow, removed 8 selfloop flow, removed 3 redundant places. [2021-04-28 23:06:06,987 INFO L241 Difference]: Finished difference. Result has 75 places, 75 transitions, 841 flow [2021-04-28 23:06:06,987 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=558, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=841, PETRI_PLACES=75, PETRI_TRANSITIONS=75} [2021-04-28 23:06:06,987 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -60 predicate places. [2021-04-28 23:06:06,988 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:06,988 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 75 places, 75 transitions, 841 flow [2021-04-28 23:06:06,988 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 75 places, 75 transitions, 841 flow [2021-04-28 23:06:06,989 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 75 places, 75 transitions, 841 flow [2021-04-28 23:06:07,062 INFO L129 PetriNetUnfolder]: 40/204 cut-off events. [2021-04-28 23:06:07,062 INFO L130 PetriNetUnfolder]: For 956/978 co-relation queries the response was YES. [2021-04-28 23:06:07,064 INFO L84 FinitePrefix]: Finished finitePrefix Result has 870 conditions, 204 events. 40/204 cut-off events. For 956/978 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 1272 event pairs, 0 based on Foata normal form. 4/172 useless extension candidates. Maximal degree in co-relation 840. Up to 59 conditions per place. [2021-04-28 23:06:07,067 INFO L146 LiptonReduction]: Number of co-enabled transitions 358 [2021-04-28 23:06:07,197 INFO L158 LiptonReduction]: Checked pairs total: 286 [2021-04-28 23:06:07,197 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:06:07,197 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 209 [2021-04-28 23:06:07,198 INFO L480 AbstractCegarLoop]: Abstraction has has 75 places, 75 transitions, 841 flow [2021-04-28 23:06:07,199 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 187.0) internal successors, (1683), 9 states have internal predecessors, (1683), 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) [2021-04-28 23:06:07,199 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:07,199 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:06:07,199 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-04-28 23:06:07,199 INFO L428 AbstractCegarLoop]: === Iteration 12 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:07,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:07,200 INFO L82 PathProgramCache]: Analyzing trace with hash -208265886, now seen corresponding path program 2 times [2021-04-28 23:06:07,200 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:07,201 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991386360] [2021-04-28 23:06:07,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:07,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:07,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:07,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:06:07,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:07,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:06:07,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:07,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:06:07,510 INFO L142 QuantifierPusher]: treesize reduction 17, result has 74.2 percent of original size [2021-04-28 23:06:07,513 INFO L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-04-28 23:06:07,676 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 19 [2021-04-28 23:06:07,682 INFO L142 QuantifierPusher]: treesize reduction 6, result has 79.3 percent of original size [2021-04-28 23:06:07,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-28 23:06:07,804 INFO L142 QuantifierPusher]: treesize reduction 4, result has 50.0 percent of original size [2021-04-28 23:06:07,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-28 23:06:07,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:06:07,842 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991386360] [2021-04-28 23:06:07,842 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:07,843 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-28 23:06:07,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328754600] [2021-04-28 23:06:07,843 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-28 23:06:07,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:07,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-28 23:06:07,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-04-28 23:06:07,850 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 195 out of 399 [2021-04-28 23:06:07,852 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 75 transitions, 841 flow. Second operand has 8 states, 8 states have (on average 196.125) internal successors, (1569), 8 states have internal predecessors, (1569), 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) [2021-04-28 23:06:07,852 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:07,852 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 195 of 399 [2021-04-28 23:06:07,852 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:08,914 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2021-04-28 23:06:09,377 INFO L129 PetriNetUnfolder]: 75/315 cut-off events. [2021-04-28 23:06:09,378 INFO L130 PetriNetUnfolder]: For 1603/1733 co-relation queries the response was YES. [2021-04-28 23:06:09,380 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1435 conditions, 315 events. 75/315 cut-off events. For 1603/1733 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 2167 event pairs, 1 based on Foata normal form. 53/308 useless extension candidates. Maximal degree in co-relation 1403. Up to 96 conditions per place. [2021-04-28 23:06:09,382 INFO L132 encePairwiseOnDemand]: 390/399 looper letters, 37 selfloop transitions, 26 changer transitions 27/102 dead transitions. [2021-04-28 23:06:09,383 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 102 transitions, 1313 flow [2021-04-28 23:06:09,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-28 23:06:09,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-28 23:06:09,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1600 transitions. [2021-04-28 23:06:09,397 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5012531328320802 [2021-04-28 23:06:09,397 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1600 transitions. [2021-04-28 23:06:09,397 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1600 transitions. [2021-04-28 23:06:09,399 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:09,399 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1600 transitions. [2021-04-28 23:06:09,404 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 200.0) internal successors, (1600), 8 states have internal predecessors, (1600), 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) [2021-04-28 23:06:09,411 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 399.0) internal successors, (3591), 9 states have internal predecessors, (3591), 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) [2021-04-28 23:06:09,412 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 399.0) internal successors, (3591), 9 states have internal predecessors, (3591), 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) [2021-04-28 23:06:09,412 INFO L185 Difference]: Start difference. First operand has 75 places, 75 transitions, 841 flow. Second operand 8 states and 1600 transitions. [2021-04-28 23:06:09,412 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 102 transitions, 1313 flow [2021-04-28 23:06:09,423 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 102 transitions, 1266 flow, removed 9 selfloop flow, removed 4 redundant places. [2021-04-28 23:06:09,427 INFO L241 Difference]: Finished difference. Result has 82 places, 75 transitions, 878 flow [2021-04-28 23:06:09,428 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=796, PETRI_DIFFERENCE_MINUEND_PLACES=71, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=878, PETRI_PLACES=82, PETRI_TRANSITIONS=75} [2021-04-28 23:06:09,428 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -53 predicate places. [2021-04-28 23:06:09,428 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:09,429 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 82 places, 75 transitions, 878 flow [2021-04-28 23:06:09,429 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 82 places, 75 transitions, 878 flow [2021-04-28 23:06:09,430 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 80 places, 75 transitions, 878 flow [2021-04-28 23:06:09,502 INFO L129 PetriNetUnfolder]: 43/210 cut-off events. [2021-04-28 23:06:09,503 INFO L130 PetriNetUnfolder]: For 1216/1245 co-relation queries the response was YES. [2021-04-28 23:06:09,505 INFO L84 FinitePrefix]: Finished finitePrefix Result has 960 conditions, 210 events. 43/210 cut-off events. For 1216/1245 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1322 event pairs, 1 based on Foata normal form. 14/188 useless extension candidates. Maximal degree in co-relation 926. Up to 56 conditions per place. [2021-04-28 23:06:09,508 INFO L146 LiptonReduction]: Number of co-enabled transitions 356 [2021-04-28 23:06:09,742 INFO L158 LiptonReduction]: Checked pairs total: 362 [2021-04-28 23:06:09,743 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:06:09,743 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 315 [2021-04-28 23:06:09,746 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 75 transitions, 878 flow [2021-04-28 23:06:09,747 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 196.125) internal successors, (1569), 8 states have internal predecessors, (1569), 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) [2021-04-28 23:06:09,747 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:09,747 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:06:09,747 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-04-28 23:06:09,748 INFO L428 AbstractCegarLoop]: === Iteration 13 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:09,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:09,748 INFO L82 PathProgramCache]: Analyzing trace with hash 2065955113, now seen corresponding path program 2 times [2021-04-28 23:06:09,748 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:09,748 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436936201] [2021-04-28 23:06:09,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:09,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:09,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:06:10,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:10,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-28 23:06:10,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:10,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-28 23:06:10,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:10,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-28 23:06:10,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:10,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-28 23:06:10,230 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 23:06:10,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 23:06:10,322 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size [2021-04-28 23:06:10,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-28 23:06:10,435 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.1 percent of original size [2021-04-28 23:06:10,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-28 23:06:10,690 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 22 [2021-04-28 23:06:10,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:06:10,693 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436936201] [2021-04-28 23:06:10,693 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:10,693 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-04-28 23:06:10,694 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101413018] [2021-04-28 23:06:10,694 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-28 23:06:10,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:10,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-28 23:06:10,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-04-28 23:06:10,697 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 182 out of 399 [2021-04-28 23:06:10,699 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 75 transitions, 878 flow. Second operand has 9 states, 9 states have (on average 183.0) internal successors, (1647), 9 states have internal predecessors, (1647), 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) [2021-04-28 23:06:10,699 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:10,699 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 182 of 399 [2021-04-28 23:06:10,699 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:10,927 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 21 [2021-04-28 23:06:11,138 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 23 [2021-04-28 23:06:11,527 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 25 [2021-04-28 23:06:11,724 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 22 [2021-04-28 23:06:12,435 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2021-04-28 23:06:13,206 INFO L129 PetriNetUnfolder]: 51/250 cut-off events. [2021-04-28 23:06:13,206 INFO L130 PetriNetUnfolder]: For 1578/1670 co-relation queries the response was YES. [2021-04-28 23:06:13,208 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1222 conditions, 250 events. 51/250 cut-off events. For 1578/1670 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 1627 event pairs, 0 based on Foata normal form. 51/253 useless extension candidates. Maximal degree in co-relation 1186. Up to 63 conditions per place. [2021-04-28 23:06:13,210 INFO L132 encePairwiseOnDemand]: 389/399 looper letters, 25 selfloop transitions, 46 changer transitions 6/89 dead transitions. [2021-04-28 23:06:13,211 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 89 transitions, 1182 flow [2021-04-28 23:06:13,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-28 23:06:13,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-04-28 23:06:13,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 2044 transitions. [2021-04-28 23:06:13,225 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.46570972886762363 [2021-04-28 23:06:13,226 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 2044 transitions. [2021-04-28 23:06:13,226 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 2044 transitions. [2021-04-28 23:06:13,228 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:13,228 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 2044 transitions. [2021-04-28 23:06:13,233 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 185.8181818181818) internal successors, (2044), 11 states have internal predecessors, (2044), 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) [2021-04-28 23:06:13,242 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 399.0) internal successors, (4788), 12 states have internal predecessors, (4788), 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) [2021-04-28 23:06:13,244 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 399.0) internal successors, (4788), 12 states have internal predecessors, (4788), 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) [2021-04-28 23:06:13,244 INFO L185 Difference]: Start difference. First operand has 80 places, 75 transitions, 878 flow. Second operand 11 states and 2044 transitions. [2021-04-28 23:06:13,245 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 89 transitions, 1182 flow [2021-04-28 23:06:13,255 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 89 transitions, 1119 flow, removed 13 selfloop flow, removed 5 redundant places. [2021-04-28 23:06:13,257 INFO L241 Difference]: Finished difference. Result has 87 places, 75 transitions, 936 flow [2021-04-28 23:06:13,257 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=827, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=43, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=936, PETRI_PLACES=87, PETRI_TRANSITIONS=75} [2021-04-28 23:06:13,258 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -48 predicate places. [2021-04-28 23:06:13,258 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:13,258 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 87 places, 75 transitions, 936 flow [2021-04-28 23:06:13,259 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 87 places, 75 transitions, 936 flow [2021-04-28 23:06:13,260 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 87 places, 75 transitions, 936 flow [2021-04-28 23:06:13,358 INFO L129 PetriNetUnfolder]: 37/214 cut-off events. [2021-04-28 23:06:13,358 INFO L130 PetriNetUnfolder]: For 1324/1349 co-relation queries the response was YES. [2021-04-28 23:06:13,360 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1003 conditions, 214 events. 37/214 cut-off events. For 1324/1349 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 1381 event pairs, 2 based on Foata normal form. 10/183 useless extension candidates. Maximal degree in co-relation 969. Up to 49 conditions per place. [2021-04-28 23:06:13,363 INFO L146 LiptonReduction]: Number of co-enabled transitions 356 [2021-04-28 23:06:13,569 INFO L158 LiptonReduction]: Checked pairs total: 344 [2021-04-28 23:06:13,569 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:06:13,569 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 311 [2021-04-28 23:06:13,571 INFO L480 AbstractCegarLoop]: Abstraction has has 87 places, 75 transitions, 936 flow [2021-04-28 23:06:13,572 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 183.0) internal successors, (1647), 9 states have internal predecessors, (1647), 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) [2021-04-28 23:06:13,572 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:13,572 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:06:13,572 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-04-28 23:06:13,572 INFO L428 AbstractCegarLoop]: === Iteration 14 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:13,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:13,573 INFO L82 PathProgramCache]: Analyzing trace with hash -602752746, now seen corresponding path program 3 times [2021-04-28 23:06:13,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:13,573 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461377434] [2021-04-28 23:06:13,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:13,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:13,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:13,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:06:13,755 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.9 percent of original size [2021-04-28 23:06:13,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-28 23:06:13,868 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-04-28 23:06:13,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-28 23:06:13,964 INFO L142 QuantifierPusher]: treesize reduction 9, result has 72.7 percent of original size [2021-04-28 23:06:13,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-28 23:06:14,084 INFO L142 QuantifierPusher]: treesize reduction 4, result has 50.0 percent of original size [2021-04-28 23:06:14,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-28 23:06:14,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:06:14,122 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461377434] [2021-04-28 23:06:14,122 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:14,122 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 23:06:14,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144173243] [2021-04-28 23:06:14,123 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-28 23:06:14,123 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:14,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-28 23:06:14,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-04-28 23:06:14,126 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 200 out of 399 [2021-04-28 23:06:14,128 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 75 transitions, 936 flow. Second operand has 7 states, 7 states have (on average 201.28571428571428) internal successors, (1409), 7 states have internal predecessors, (1409), 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) [2021-04-28 23:06:14,128 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:14,128 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 200 of 399 [2021-04-28 23:06:14,128 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:15,253 INFO L129 PetriNetUnfolder]: 46/249 cut-off events. [2021-04-28 23:06:15,253 INFO L130 PetriNetUnfolder]: For 1681/1743 co-relation queries the response was YES. [2021-04-28 23:06:15,254 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1302 conditions, 249 events. 46/249 cut-off events. For 1681/1743 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1638 event pairs, 2 based on Foata normal form. 25/226 useless extension candidates. Maximal degree in co-relation 1266. Up to 60 conditions per place. [2021-04-28 23:06:15,259 INFO L132 encePairwiseOnDemand]: 389/399 looper letters, 24 selfloop transitions, 24 changer transitions 31/91 dead transitions. [2021-04-28 23:06:15,259 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 91 transitions, 1314 flow [2021-04-28 23:06:15,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 23:06:15,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 23:06:15,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1433 transitions. [2021-04-28 23:06:15,276 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5130683852488364 [2021-04-28 23:06:15,277 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1433 transitions. [2021-04-28 23:06:15,277 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1433 transitions. [2021-04-28 23:06:15,278 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:15,278 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1433 transitions. [2021-04-28 23:06:15,282 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 204.71428571428572) internal successors, (1433), 7 states have internal predecessors, (1433), 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) [2021-04-28 23:06:15,288 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 399.0) internal successors, (3192), 8 states have internal predecessors, (3192), 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) [2021-04-28 23:06:15,289 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 399.0) internal successors, (3192), 8 states have internal predecessors, (3192), 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) [2021-04-28 23:06:15,289 INFO L185 Difference]: Start difference. First operand has 87 places, 75 transitions, 936 flow. Second operand 7 states and 1433 transitions. [2021-04-28 23:06:15,289 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 91 transitions, 1314 flow [2021-04-28 23:06:15,311 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 91 transitions, 1256 flow, removed 8 selfloop flow, removed 6 redundant places. [2021-04-28 23:06:15,314 INFO L241 Difference]: Finished difference. Result has 90 places, 60 transitions, 781 flow [2021-04-28 23:06:15,314 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=887, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=21, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=781, PETRI_PLACES=90, PETRI_TRANSITIONS=60} [2021-04-28 23:06:15,314 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -45 predicate places. [2021-04-28 23:06:15,315 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:15,315 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 90 places, 60 transitions, 781 flow [2021-04-28 23:06:15,315 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 90 places, 60 transitions, 781 flow [2021-04-28 23:06:15,317 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 85 places, 60 transitions, 781 flow [2021-04-28 23:06:15,360 INFO L129 PetriNetUnfolder]: 22/143 cut-off events. [2021-04-28 23:06:15,360 INFO L130 PetriNetUnfolder]: For 1188/1200 co-relation queries the response was YES. [2021-04-28 23:06:15,362 INFO L84 FinitePrefix]: Finished finitePrefix Result has 729 conditions, 143 events. 22/143 cut-off events. For 1188/1200 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 763 event pairs, 1 based on Foata normal form. 6/125 useless extension candidates. Maximal degree in co-relation 694. Up to 31 conditions per place. [2021-04-28 23:06:15,364 INFO L146 LiptonReduction]: Number of co-enabled transitions 282 [2021-04-28 23:06:15,604 INFO L158 LiptonReduction]: Checked pairs total: 297 [2021-04-28 23:06:15,604 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:06:15,604 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 289 [2021-04-28 23:06:15,605 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 60 transitions, 781 flow [2021-04-28 23:06:15,606 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 201.28571428571428) internal successors, (1409), 7 states have internal predecessors, (1409), 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) [2021-04-28 23:06:15,606 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:15,606 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:06:15,606 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-04-28 23:06:15,606 INFO L428 AbstractCegarLoop]: === Iteration 15 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:15,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:15,607 INFO L82 PathProgramCache]: Analyzing trace with hash -749002762, now seen corresponding path program 4 times [2021-04-28 23:06:15,607 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:15,607 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843393798] [2021-04-28 23:06:15,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:15,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:15,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:06:15,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:15,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:06:15,858 INFO L142 QuantifierPusher]: treesize reduction 14, result has 80.0 percent of original size [2021-04-28 23:06:15,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-28 23:06:16,016 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 18 [2021-04-28 23:06:16,020 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-04-28 23:06:16,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-28 23:06:16,087 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.5 percent of original size [2021-04-28 23:06:16,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-28 23:06:16,329 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 20 [2021-04-28 23:06:16,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:16,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:06:16,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:06:16,385 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843393798] [2021-04-28 23:06:16,386 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:16,386 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-28 23:06:16,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928256822] [2021-04-28 23:06:16,386 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-28 23:06:16,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:16,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-28 23:06:16,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-04-28 23:06:16,391 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 198 out of 399 [2021-04-28 23:06:16,392 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 60 transitions, 781 flow. Second operand has 8 states, 8 states have (on average 199.125) internal successors, (1593), 8 states have internal predecessors, (1593), 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) [2021-04-28 23:06:16,393 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:16,393 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 198 of 399 [2021-04-28 23:06:16,393 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:17,244 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-04-28 23:06:17,652 INFO L129 PetriNetUnfolder]: 29/184 cut-off events. [2021-04-28 23:06:17,653 INFO L130 PetriNetUnfolder]: For 1741/1784 co-relation queries the response was YES. [2021-04-28 23:06:17,654 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1027 conditions, 184 events. 29/184 cut-off events. For 1741/1784 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 1097 event pairs, 1 based on Foata normal form. 23/173 useless extension candidates. Maximal degree in co-relation 990. Up to 64 conditions per place. [2021-04-28 23:06:17,656 INFO L132 encePairwiseOnDemand]: 389/399 looper letters, 35 selfloop transitions, 18 changer transitions 15/80 dead transitions. [2021-04-28 23:06:17,656 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 80 transitions, 1186 flow [2021-04-28 23:06:17,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-28 23:06:17,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-28 23:06:17,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1619 transitions. [2021-04-28 23:06:17,667 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5072055137844611 [2021-04-28 23:06:17,667 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1619 transitions. [2021-04-28 23:06:17,667 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1619 transitions. [2021-04-28 23:06:17,669 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:17,669 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1619 transitions. [2021-04-28 23:06:17,673 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 202.375) internal successors, (1619), 8 states have internal predecessors, (1619), 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) [2021-04-28 23:06:17,680 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 399.0) internal successors, (3591), 9 states have internal predecessors, (3591), 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) [2021-04-28 23:06:17,681 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 399.0) internal successors, (3591), 9 states have internal predecessors, (3591), 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) [2021-04-28 23:06:17,681 INFO L185 Difference]: Start difference. First operand has 85 places, 60 transitions, 781 flow. Second operand 8 states and 1619 transitions. [2021-04-28 23:06:17,681 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 80 transitions, 1186 flow [2021-04-28 23:06:17,692 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 80 places, 80 transitions, 1044 flow, removed 23 selfloop flow, removed 12 redundant places. [2021-04-28 23:06:17,695 INFO L241 Difference]: Finished difference. Result has 84 places, 65 transitions, 799 flow [2021-04-28 23:06:17,695 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=668, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=799, PETRI_PLACES=84, PETRI_TRANSITIONS=65} [2021-04-28 23:06:17,695 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -51 predicate places. [2021-04-28 23:06:17,696 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:17,696 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 84 places, 65 transitions, 799 flow [2021-04-28 23:06:17,696 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 84 places, 65 transitions, 799 flow [2021-04-28 23:06:17,697 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 82 places, 65 transitions, 799 flow [2021-04-28 23:06:17,747 INFO L129 PetriNetUnfolder]: 22/153 cut-off events. [2021-04-28 23:06:17,747 INFO L130 PetriNetUnfolder]: For 1181/1200 co-relation queries the response was YES. [2021-04-28 23:06:17,748 INFO L84 FinitePrefix]: Finished finitePrefix Result has 746 conditions, 153 events. 22/153 cut-off events. For 1181/1200 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 894 event pairs, 0 based on Foata normal form. 4/131 useless extension candidates. Maximal degree in co-relation 714. Up to 31 conditions per place. [2021-04-28 23:06:17,750 INFO L146 LiptonReduction]: Number of co-enabled transitions 306 [2021-04-28 23:06:17,892 INFO L158 LiptonReduction]: Checked pairs total: 361 [2021-04-28 23:06:17,892 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:06:17,893 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 197 [2021-04-28 23:06:17,894 INFO L480 AbstractCegarLoop]: Abstraction has has 82 places, 65 transitions, 799 flow [2021-04-28 23:06:17,895 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 199.125) internal successors, (1593), 8 states have internal predecessors, (1593), 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) [2021-04-28 23:06:17,895 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:17,895 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:06:17,895 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-04-28 23:06:17,895 INFO L428 AbstractCegarLoop]: === Iteration 16 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:17,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:17,896 INFO L82 PathProgramCache]: Analyzing trace with hash 388706714, now seen corresponding path program 5 times [2021-04-28 23:06:17,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:17,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857408682] [2021-04-28 23:06:17,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:17,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:18,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:18,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:06:18,040 INFO L142 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size [2021-04-28 23:06:18,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:06:18,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:18,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-28 23:06:18,166 INFO L142 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size [2021-04-28 23:06:18,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-28 23:06:18,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:06:18,224 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857408682] [2021-04-28 23:06:18,224 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:18,225 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 23:06:18,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192878331] [2021-04-28 23:06:18,225 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-28 23:06:18,225 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:18,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-28 23:06:18,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-04-28 23:06:18,228 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 193 out of 399 [2021-04-28 23:06:18,230 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 65 transitions, 799 flow. Second operand has 6 states, 6 states have (on average 194.5) internal successors, (1167), 6 states have internal predecessors, (1167), 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) [2021-04-28 23:06:18,231 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:18,231 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 193 of 399 [2021-04-28 23:06:18,231 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:18,899 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 15 [2021-04-28 23:06:19,256 INFO L129 PetriNetUnfolder]: 20/152 cut-off events. [2021-04-28 23:06:19,257 INFO L130 PetriNetUnfolder]: For 1215/1249 co-relation queries the response was YES. [2021-04-28 23:06:19,257 INFO L84 FinitePrefix]: Finished finitePrefix Result has 815 conditions, 152 events. 20/152 cut-off events. For 1215/1249 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 857 event pairs, 2 based on Foata normal form. 14/140 useless extension candidates. Maximal degree in co-relation 781. Up to 40 conditions per place. [2021-04-28 23:06:19,259 INFO L132 encePairwiseOnDemand]: 392/399 looper letters, 31 selfloop transitions, 20 changer transitions 6/69 dead transitions. [2021-04-28 23:06:19,259 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 69 transitions, 964 flow [2021-04-28 23:06:19,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 23:06:19,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 23:06:19,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1376 transitions. [2021-04-28 23:06:19,272 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49266022198353027 [2021-04-28 23:06:19,272 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1376 transitions. [2021-04-28 23:06:19,272 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1376 transitions. [2021-04-28 23:06:19,273 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:19,273 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1376 transitions. [2021-04-28 23:06:19,277 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 196.57142857142858) internal successors, (1376), 7 states have internal predecessors, (1376), 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) [2021-04-28 23:06:19,283 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 399.0) internal successors, (3192), 8 states have internal predecessors, (3192), 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) [2021-04-28 23:06:19,284 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 399.0) internal successors, (3192), 8 states have internal predecessors, (3192), 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) [2021-04-28 23:06:19,285 INFO L185 Difference]: Start difference. First operand has 82 places, 65 transitions, 799 flow. Second operand 7 states and 1376 transitions. [2021-04-28 23:06:19,285 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 69 transitions, 964 flow [2021-04-28 23:06:19,295 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 69 transitions, 874 flow, removed 13 selfloop flow, removed 6 redundant places. [2021-04-28 23:06:19,297 INFO L241 Difference]: Finished difference. Result has 84 places, 63 transitions, 769 flow [2021-04-28 23:06:19,297 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=714, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=769, PETRI_PLACES=84, PETRI_TRANSITIONS=63} [2021-04-28 23:06:19,298 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -51 predicate places. [2021-04-28 23:06:19,298 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:19,298 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 84 places, 63 transitions, 769 flow [2021-04-28 23:06:19,298 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 84 places, 63 transitions, 769 flow [2021-04-28 23:06:19,299 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 84 places, 63 transitions, 769 flow [2021-04-28 23:06:19,381 INFO L129 PetriNetUnfolder]: 18/125 cut-off events. [2021-04-28 23:06:19,381 INFO L130 PetriNetUnfolder]: For 995/1010 co-relation queries the response was YES. [2021-04-28 23:06:19,382 INFO L84 FinitePrefix]: Finished finitePrefix Result has 647 conditions, 125 events. 18/125 cut-off events. For 995/1010 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 689 event pairs, 0 based on Foata normal form. 5/112 useless extension candidates. Maximal degree in co-relation 617. Up to 26 conditions per place. [2021-04-28 23:06:19,384 INFO L146 LiptonReduction]: Number of co-enabled transitions 282 [2021-04-28 23:06:19,623 INFO L158 LiptonReduction]: Checked pairs total: 408 [2021-04-28 23:06:19,623 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:06:19,624 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 326 [2021-04-28 23:06:19,625 INFO L480 AbstractCegarLoop]: Abstraction has has 84 places, 63 transitions, 769 flow [2021-04-28 23:06:19,625 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 194.5) internal successors, (1167), 6 states have internal predecessors, (1167), 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) [2021-04-28 23:06:19,626 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:19,626 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:06:19,626 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-04-28 23:06:19,626 INFO L428 AbstractCegarLoop]: === Iteration 17 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:19,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:19,627 INFO L82 PathProgramCache]: Analyzing trace with hash 627006879, now seen corresponding path program 1 times [2021-04-28 23:06:19,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:19,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296663110] [2021-04-28 23:06:19,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:19,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:19,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:06:19,836 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size [2021-04-28 23:06:19,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:06:19,897 INFO L142 QuantifierPusher]: treesize reduction 16, result has 69.8 percent of original size [2021-04-28 23:06:19,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-28 23:06:20,083 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 17 [2021-04-28 23:06:20,090 INFO L142 QuantifierPusher]: treesize reduction 27, result has 70.3 percent of original size [2021-04-28 23:06:20,095 INFO L147 QuantifierPusher]: treesize reduction 9, result has 85.9 percent of original size 55 [2021-04-28 23:06:20,487 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2021-04-28 23:06:20,494 INFO L142 QuantifierPusher]: treesize reduction 7, result has 84.8 percent of original size [2021-04-28 23:06:20,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-28 23:06:20,782 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 23 [2021-04-28 23:06:20,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:20,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-28 23:06:20,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:20,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-04-28 23:06:21,209 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 20 [2021-04-28 23:06:21,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:06:21,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296663110] [2021-04-28 23:06:21,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:21,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-04-28 23:06:21,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376311663] [2021-04-28 23:06:21,215 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-28 23:06:21,216 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:21,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-28 23:06:21,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-04-28 23:06:21,218 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 192 out of 399 [2021-04-28 23:06:21,220 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 63 transitions, 769 flow. Second operand has 9 states, 9 states have (on average 193.11111111111111) internal successors, (1738), 9 states have internal predecessors, (1738), 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) [2021-04-28 23:06:21,221 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:21,221 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 192 of 399 [2021-04-28 23:06:21,221 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:21,645 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 23 [2021-04-28 23:06:22,645 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2021-04-28 23:06:22,984 INFO L129 PetriNetUnfolder]: 20/144 cut-off events. [2021-04-28 23:06:22,985 INFO L130 PetriNetUnfolder]: For 1256/1287 co-relation queries the response was YES. [2021-04-28 23:06:22,986 INFO L84 FinitePrefix]: Finished finitePrefix Result has 816 conditions, 144 events. 20/144 cut-off events. For 1256/1287 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 810 event pairs, 1 based on Foata normal form. 17/137 useless extension candidates. Maximal degree in co-relation 784. Up to 34 conditions per place. [2021-04-28 23:06:22,987 INFO L132 encePairwiseOnDemand]: 390/399 looper letters, 16 selfloop transitions, 19 changer transitions 23/70 dead transitions. [2021-04-28 23:06:22,987 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 70 transitions, 992 flow [2021-04-28 23:06:22,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-28 23:06:22,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-28 23:06:22,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1949 transitions. [2021-04-28 23:06:22,999 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48847117794486217 [2021-04-28 23:06:22,999 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1949 transitions. [2021-04-28 23:06:23,000 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1949 transitions. [2021-04-28 23:06:23,001 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:23,001 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1949 transitions. [2021-04-28 23:06:23,005 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 194.9) internal successors, (1949), 10 states have internal predecessors, (1949), 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) [2021-04-28 23:06:23,013 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 399.0) internal successors, (4389), 11 states have internal predecessors, (4389), 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) [2021-04-28 23:06:23,014 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 399.0) internal successors, (4389), 11 states have internal predecessors, (4389), 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) [2021-04-28 23:06:23,015 INFO L185 Difference]: Start difference. First operand has 84 places, 63 transitions, 769 flow. Second operand 10 states and 1949 transitions. [2021-04-28 23:06:23,015 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 70 transitions, 992 flow [2021-04-28 23:06:23,024 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 70 transitions, 865 flow, removed 26 selfloop flow, removed 10 redundant places. [2021-04-28 23:06:23,026 INFO L241 Difference]: Finished difference. Result has 86 places, 47 transitions, 539 flow [2021-04-28 23:06:23,027 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=674, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=539, PETRI_PLACES=86, PETRI_TRANSITIONS=47} [2021-04-28 23:06:23,027 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -49 predicate places. [2021-04-28 23:06:23,027 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:23,027 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 86 places, 47 transitions, 539 flow [2021-04-28 23:06:23,028 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 86 places, 47 transitions, 539 flow [2021-04-28 23:06:23,029 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 81 places, 47 transitions, 539 flow [2021-04-28 23:06:23,053 INFO L129 PetriNetUnfolder]: 10/74 cut-off events. [2021-04-28 23:06:23,053 INFO L130 PetriNetUnfolder]: For 551/552 co-relation queries the response was YES. [2021-04-28 23:06:23,054 INFO L84 FinitePrefix]: Finished finitePrefix Result has 382 conditions, 74 events. 10/74 cut-off events. For 551/552 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 287 event pairs, 0 based on Foata normal form. 1/63 useless extension candidates. Maximal degree in co-relation 352. Up to 16 conditions per place. [2021-04-28 23:06:23,055 INFO L146 LiptonReduction]: Number of co-enabled transitions 218 [2021-04-28 23:06:23,165 INFO L158 LiptonReduction]: Checked pairs total: 217 [2021-04-28 23:06:23,165 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:06:23,165 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 138 [2021-04-28 23:06:23,166 INFO L480 AbstractCegarLoop]: Abstraction has has 81 places, 47 transitions, 539 flow [2021-04-28 23:06:23,167 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 193.11111111111111) internal successors, (1738), 9 states have internal predecessors, (1738), 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) [2021-04-28 23:06:23,167 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:23,167 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:06:23,167 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-04-28 23:06:23,167 INFO L428 AbstractCegarLoop]: === Iteration 18 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:23,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:23,168 INFO L82 PathProgramCache]: Analyzing trace with hash -932580373, now seen corresponding path program 2 times [2021-04-28 23:06:23,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:23,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260017758] [2021-04-28 23:06:23,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:23,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:23,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:23,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:06:23,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:23,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:06:23,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:23,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-28 23:06:23,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:23,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-28 23:06:23,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:23,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-28 23:06:23,812 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.0 percent of original size [2021-04-28 23:06:23,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-28 23:06:23,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:23,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-28 23:06:24,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:24,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:06:24,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:06:24,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260017758] [2021-04-28 23:06:24,117 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:24,117 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-04-28 23:06:24,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789351787] [2021-04-28 23:06:24,118 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-28 23:06:24,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:24,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-28 23:06:24,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-04-28 23:06:24,123 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 181 out of 399 [2021-04-28 23:06:24,124 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 47 transitions, 539 flow. Second operand has 10 states, 10 states have (on average 182.0) internal successors, (1820), 10 states have internal predecessors, (1820), 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) [2021-04-28 23:06:24,124 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:24,125 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 181 of 399 [2021-04-28 23:06:24,125 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:24,597 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-04-28 23:06:24,911 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-04-28 23:06:25,611 INFO L129 PetriNetUnfolder]: 11/87 cut-off events. [2021-04-28 23:06:25,611 INFO L130 PetriNetUnfolder]: For 789/805 co-relation queries the response was YES. [2021-04-28 23:06:25,612 INFO L84 FinitePrefix]: Finished finitePrefix Result has 484 conditions, 87 events. 11/87 cut-off events. For 789/805 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 366 event pairs, 1 based on Foata normal form. 9/80 useless extension candidates. Maximal degree in co-relation 452. Up to 20 conditions per place. [2021-04-28 23:06:25,612 INFO L132 encePairwiseOnDemand]: 392/399 looper letters, 17 selfloop transitions, 9 changer transitions 14/52 dead transitions. [2021-04-28 23:06:25,613 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 52 transitions, 689 flow [2021-04-28 23:06:25,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-28 23:06:25,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-28 23:06:25,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1657 transitions. [2021-04-28 23:06:25,624 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.46143135616819825 [2021-04-28 23:06:25,624 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1657 transitions. [2021-04-28 23:06:25,624 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1657 transitions. [2021-04-28 23:06:25,625 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:25,625 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1657 transitions. [2021-04-28 23:06:25,628 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 184.11111111111111) internal successors, (1657), 9 states have internal predecessors, (1657), 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) [2021-04-28 23:06:25,635 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 399.0) internal successors, (3990), 10 states have internal predecessors, (3990), 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) [2021-04-28 23:06:25,635 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 399.0) internal successors, (3990), 10 states have internal predecessors, (3990), 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) [2021-04-28 23:06:25,636 INFO L185 Difference]: Start difference. First operand has 81 places, 47 transitions, 539 flow. Second operand 9 states and 1657 transitions. [2021-04-28 23:06:25,636 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 52 transitions, 689 flow [2021-04-28 23:06:25,641 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 52 transitions, 511 flow, removed 21 selfloop flow, removed 17 redundant places. [2021-04-28 23:06:25,643 INFO L241 Difference]: Finished difference. Result has 74 places, 38 transitions, 298 flow [2021-04-28 23:06:25,643 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=385, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=298, PETRI_PLACES=74, PETRI_TRANSITIONS=38} [2021-04-28 23:06:25,643 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -61 predicate places. [2021-04-28 23:06:25,643 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:25,644 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 74 places, 38 transitions, 298 flow [2021-04-28 23:06:25,644 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 74 places, 38 transitions, 298 flow [2021-04-28 23:06:25,644 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 66 places, 38 transitions, 298 flow [2021-04-28 23:06:25,665 INFO L129 PetriNetUnfolder]: 7/58 cut-off events. [2021-04-28 23:06:25,665 INFO L130 PetriNetUnfolder]: For 236/237 co-relation queries the response was YES. [2021-04-28 23:06:25,666 INFO L84 FinitePrefix]: Finished finitePrefix Result has 223 conditions, 58 events. 7/58 cut-off events. For 236/237 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 175 event pairs, 0 based on Foata normal form. 1/49 useless extension candidates. Maximal degree in co-relation 196. Up to 10 conditions per place. [2021-04-28 23:06:25,667 INFO L146 LiptonReduction]: Number of co-enabled transitions 174 [2021-04-28 23:06:25,669 INFO L158 LiptonReduction]: Checked pairs total: 126 [2021-04-28 23:06:25,669 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:06:25,670 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 27 [2021-04-28 23:06:25,671 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 38 transitions, 298 flow [2021-04-28 23:06:25,672 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 182.0) internal successors, (1820), 10 states have internal predecessors, (1820), 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) [2021-04-28 23:06:25,672 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:25,672 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:06:25,672 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-04-28 23:06:25,673 INFO L428 AbstractCegarLoop]: === Iteration 19 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:25,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:25,673 INFO L82 PathProgramCache]: Analyzing trace with hash -663371543, now seen corresponding path program 3 times [2021-04-28 23:06:25,673 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:25,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542381215] [2021-04-28 23:06:25,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:25,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:25,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:25,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:06:25,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:25,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:06:25,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:25,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:06:26,028 INFO L142 QuantifierPusher]: treesize reduction 20, result has 44.4 percent of original size [2021-04-28 23:06:26,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:06:26,037 INFO L142 QuantifierPusher]: treesize reduction 51, result has 56.4 percent of original size [2021-04-28 23:06:26,041 INFO L147 QuantifierPusher]: treesize reduction 9, result has 86.4 percent of original size 57 [2021-04-28 23:06:26,252 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 15 [2021-04-28 23:06:26,259 INFO L142 QuantifierPusher]: treesize reduction 25, result has 77.9 percent of original size [2021-04-28 23:06:26,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-04-28 23:06:26,595 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 18 [2021-04-28 23:06:26,603 INFO L142 QuantifierPusher]: treesize reduction 17, result has 88.7 percent of original size [2021-04-28 23:06:26,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-04-28 23:06:27,046 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 29 [2021-04-28 23:06:27,053 INFO L142 QuantifierPusher]: treesize reduction 16, result has 83.8 percent of original size [2021-04-28 23:06:27,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-04-28 23:06:27,334 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 17 [2021-04-28 23:06:27,339 INFO L142 QuantifierPusher]: treesize reduction 6, result has 66.7 percent of original size [2021-04-28 23:06:27,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-28 23:06:27,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:06:27,429 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542381215] [2021-04-28 23:06:27,429 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:27,429 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-04-28 23:06:27,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322183922] [2021-04-28 23:06:27,430 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-28 23:06:27,430 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:27,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-28 23:06:27,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-04-28 23:06:27,434 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 165 out of 399 [2021-04-28 23:06:27,436 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 38 transitions, 298 flow. Second operand has 9 states, 9 states have (on average 166.33333333333334) internal successors, (1497), 9 states have internal predecessors, (1497), 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) [2021-04-28 23:06:27,437 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:27,437 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 165 of 399 [2021-04-28 23:06:27,437 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:27,655 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 15 [2021-04-28 23:06:27,817 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-04-28 23:06:28,084 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 24 [2021-04-28 23:06:28,333 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-04-28 23:06:28,707 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2021-04-28 23:06:28,944 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2021-04-28 23:06:29,638 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2021-04-28 23:06:30,429 INFO L129 PetriNetUnfolder]: 54/165 cut-off events. [2021-04-28 23:06:30,429 INFO L130 PetriNetUnfolder]: For 777/787 co-relation queries the response was YES. [2021-04-28 23:06:30,430 INFO L84 FinitePrefix]: Finished finitePrefix Result has 704 conditions, 165 events. 54/165 cut-off events. For 777/787 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 724 event pairs, 0 based on Foata normal form. 6/149 useless extension candidates. Maximal degree in co-relation 675. Up to 47 conditions per place. [2021-04-28 23:06:30,430 INFO L132 encePairwiseOnDemand]: 388/399 looper letters, 27 selfloop transitions, 18 changer transitions 20/75 dead transitions. [2021-04-28 23:06:30,431 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 75 transitions, 727 flow [2021-04-28 23:06:30,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-28 23:06:30,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-28 23:06:30,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2027 transitions. [2021-04-28 23:06:30,440 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4233500417710944 [2021-04-28 23:06:30,441 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2027 transitions. [2021-04-28 23:06:30,441 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2027 transitions. [2021-04-28 23:06:30,441 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:30,442 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2027 transitions. [2021-04-28 23:06:30,445 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 168.91666666666666) internal successors, (2027), 12 states have internal predecessors, (2027), 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) [2021-04-28 23:06:30,452 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 399.0) internal successors, (5187), 13 states have internal predecessors, (5187), 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) [2021-04-28 23:06:30,454 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 399.0) internal successors, (5187), 13 states have internal predecessors, (5187), 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) [2021-04-28 23:06:30,454 INFO L185 Difference]: Start difference. First operand has 66 places, 38 transitions, 298 flow. Second operand 12 states and 2027 transitions. [2021-04-28 23:06:30,454 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 75 transitions, 727 flow [2021-04-28 23:06:30,458 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 75 transitions, 595 flow, removed 46 selfloop flow, removed 12 redundant places. [2021-04-28 23:06:30,460 INFO L241 Difference]: Finished difference. Result has 71 places, 48 transitions, 361 flow [2021-04-28 23:06:30,460 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=237, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=361, PETRI_PLACES=71, PETRI_TRANSITIONS=48} [2021-04-28 23:06:30,460 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -64 predicate places. [2021-04-28 23:06:30,461 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:30,461 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 71 places, 48 transitions, 361 flow [2021-04-28 23:06:30,461 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 71 places, 48 transitions, 361 flow [2021-04-28 23:06:30,462 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 48 transitions, 361 flow [2021-04-28 23:06:30,490 INFO L129 PetriNetUnfolder]: 23/93 cut-off events. [2021-04-28 23:06:30,491 INFO L130 PetriNetUnfolder]: For 293/295 co-relation queries the response was YES. [2021-04-28 23:06:30,491 INFO L84 FinitePrefix]: Finished finitePrefix Result has 361 conditions, 93 events. 23/93 cut-off events. For 293/295 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 364 event pairs, 1 based on Foata normal form. 2/81 useless extension candidates. Maximal degree in co-relation 335. Up to 18 conditions per place. [2021-04-28 23:06:30,492 INFO L146 LiptonReduction]: Number of co-enabled transitions 158 [2021-04-28 23:06:30,495 INFO L158 LiptonReduction]: Checked pairs total: 160 [2021-04-28 23:06:30,495 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:06:30,495 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 35 [2021-04-28 23:06:30,497 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 48 transitions, 361 flow [2021-04-28 23:06:30,497 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 166.33333333333334) internal successors, (1497), 9 states have internal predecessors, (1497), 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) [2021-04-28 23:06:30,498 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:30,498 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:06:30,498 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-04-28 23:06:30,498 INFO L428 AbstractCegarLoop]: === Iteration 20 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:30,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:30,499 INFO L82 PathProgramCache]: Analyzing trace with hash -1053558507, now seen corresponding path program 4 times [2021-04-28 23:06:30,499 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:30,499 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747782252] [2021-04-28 23:06:30,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:30,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:30,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:06:30,724 INFO L142 QuantifierPusher]: treesize reduction 2, result has 86.7 percent of original size [2021-04-28 23:06:30,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:06:30,776 INFO L142 QuantifierPusher]: treesize reduction 2, result has 86.7 percent of original size [2021-04-28 23:06:30,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:06:30,782 INFO L142 QuantifierPusher]: treesize reduction 39, result has 56.7 percent of original size [2021-04-28 23:06:30,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-04-28 23:06:31,050 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-04-28 23:06:31,056 INFO L142 QuantifierPusher]: treesize reduction 36, result has 65.0 percent of original size [2021-04-28 23:06:31,059 INFO L147 QuantifierPusher]: treesize reduction 9, result has 86.6 percent of original size 58 [2021-04-28 23:06:31,455 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 27 [2021-04-28 23:06:31,462 INFO L142 QuantifierPusher]: treesize reduction 35, result has 57.8 percent of original size [2021-04-28 23:06:31,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-04-28 23:06:31,832 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2021-04-28 23:06:31,841 INFO L142 QuantifierPusher]: treesize reduction 39, result has 76.8 percent of original size [2021-04-28 23:06:31,845 INFO L147 QuantifierPusher]: treesize reduction 9, result has 93.0 percent of original size 120 [2021-04-28 23:06:32,303 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 28 [2021-04-28 23:06:32,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:06:32,307 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747782252] [2021-04-28 23:06:32,307 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:32,307 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-28 23:06:32,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713026987] [2021-04-28 23:06:32,308 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-28 23:06:32,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:32,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-28 23:06:32,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-04-28 23:06:32,312 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 399 [2021-04-28 23:06:32,313 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 48 transitions, 361 flow. Second operand has 8 states, 8 states have (on average 186.25) internal successors, (1490), 8 states have internal predecessors, (1490), 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) [2021-04-28 23:06:32,314 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:32,314 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 399 [2021-04-28 23:06:32,314 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:33,296 WARN L205 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2021-04-28 23:06:34,043 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 33 [2021-04-28 23:06:34,445 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2021-04-28 23:06:34,724 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 19 [2021-04-28 23:06:35,209 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 23 [2021-04-28 23:06:35,651 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 19 [2021-04-28 23:06:35,812 INFO L129 PetriNetUnfolder]: 21/105 cut-off events. [2021-04-28 23:06:35,812 INFO L130 PetriNetUnfolder]: For 409/422 co-relation queries the response was YES. [2021-04-28 23:06:35,813 INFO L84 FinitePrefix]: Finished finitePrefix Result has 435 conditions, 105 events. 21/105 cut-off events. For 409/422 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 442 event pairs, 1 based on Foata normal form. 9/94 useless extension candidates. Maximal degree in co-relation 407. Up to 29 conditions per place. [2021-04-28 23:06:35,813 INFO L132 encePairwiseOnDemand]: 390/399 looper letters, 7 selfloop transitions, 5 changer transitions 27/53 dead transitions. [2021-04-28 23:06:35,813 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 53 transitions, 492 flow [2021-04-28 23:06:35,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-28 23:06:35,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-28 23:06:35,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1875 transitions. [2021-04-28 23:06:35,821 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4699248120300752 [2021-04-28 23:06:35,821 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1875 transitions. [2021-04-28 23:06:35,821 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1875 transitions. [2021-04-28 23:06:35,821 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:35,821 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1875 transitions. [2021-04-28 23:06:35,823 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 187.5) internal successors, (1875), 10 states have internal predecessors, (1875), 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) [2021-04-28 23:06:35,828 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 399.0) internal successors, (4389), 11 states have internal predecessors, (4389), 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) [2021-04-28 23:06:35,830 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 399.0) internal successors, (4389), 11 states have internal predecessors, (4389), 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) [2021-04-28 23:06:35,830 INFO L185 Difference]: Start difference. First operand has 67 places, 48 transitions, 361 flow. Second operand 10 states and 1875 transitions. [2021-04-28 23:06:35,830 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 53 transitions, 492 flow [2021-04-28 23:06:35,833 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 53 transitions, 464 flow, removed 3 selfloop flow, removed 5 redundant places. [2021-04-28 23:06:35,834 INFO L241 Difference]: Finished difference. Result has 73 places, 26 transitions, 161 flow [2021-04-28 23:06:35,835 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=399, PETRI_DIFFERENCE_MINUEND_FLOW=335, PETRI_DIFFERENCE_MINUEND_PLACES=62, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=48, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=161, PETRI_PLACES=73, PETRI_TRANSITIONS=26} [2021-04-28 23:06:35,835 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -62 predicate places. [2021-04-28 23:06:35,835 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:35,835 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 73 places, 26 transitions, 161 flow [2021-04-28 23:06:35,836 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 73 places, 26 transitions, 161 flow [2021-04-28 23:06:35,836 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 64 places, 26 transitions, 161 flow [2021-04-28 23:06:35,848 INFO L129 PetriNetUnfolder]: 2/28 cut-off events. [2021-04-28 23:06:35,848 INFO L130 PetriNetUnfolder]: For 103/103 co-relation queries the response was YES. [2021-04-28 23:06:35,849 INFO L84 FinitePrefix]: Finished finitePrefix Result has 112 conditions, 28 events. 2/28 cut-off events. For 103/103 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 34 event pairs, 0 based on Foata normal form. 0/24 useless extension candidates. Maximal degree in co-relation 86. Up to 5 conditions per place. [2021-04-28 23:06:35,849 INFO L146 LiptonReduction]: Number of co-enabled transitions 68 [2021-04-28 23:06:37,276 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 88 DAG size of output: 63 [2021-04-28 23:06:37,787 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 23:06:39,997 WARN L205 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 112 DAG size of output: 86 [2021-04-28 23:06:40,902 WARN L205 SmtUtils]: Spent 901.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 23:06:42,044 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 121 [2021-04-28 23:06:43,207 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 121 [2021-04-28 23:06:45,302 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 167 [2021-04-28 23:06:47,282 WARN L205 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 167 [2021-04-28 23:06:47,288 INFO L158 LiptonReduction]: Checked pairs total: 12 [2021-04-28 23:06:47,288 INFO L160 LiptonReduction]: Total number of compositions: 2 [2021-04-28 23:06:47,288 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 11453 [2021-04-28 23:06:47,289 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 27 transitions, 176 flow [2021-04-28 23:06:47,290 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 186.25) internal successors, (1490), 8 states have internal predecessors, (1490), 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) [2021-04-28 23:06:47,290 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:47,290 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:06:47,291 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-04-28 23:06:47,291 INFO L428 AbstractCegarLoop]: === Iteration 21 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:47,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:47,291 INFO L82 PathProgramCache]: Analyzing trace with hash -834640187, now seen corresponding path program 5 times [2021-04-28 23:06:47,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:47,291 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734486325] [2021-04-28 23:06:47,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:47,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:47,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:47,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:06:47,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:47,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:06:47,501 INFO L142 QuantifierPusher]: treesize reduction 37, result has 46.4 percent of original size [2021-04-28 23:06:47,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-28 23:06:47,528 INFO L142 QuantifierPusher]: treesize reduction 37, result has 46.4 percent of original size [2021-04-28 23:06:47,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-28 23:06:47,556 INFO L142 QuantifierPusher]: treesize reduction 19, result has 77.6 percent of original size [2021-04-28 23:06:47,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-04-28 23:06:47,693 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 13 [2021-04-28 23:06:47,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:47,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:06:47,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:06:47,737 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734486325] [2021-04-28 23:06:47,737 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:47,737 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 23:06:47,738 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252094667] [2021-04-28 23:06:47,738 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-28 23:06:47,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:47,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-28 23:06:47,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-04-28 23:06:47,741 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 203 out of 401 [2021-04-28 23:06:47,743 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 27 transitions, 176 flow. Second operand has 6 states, 6 states have (on average 204.66666666666666) internal successors, (1228), 6 states have internal predecessors, (1228), 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) [2021-04-28 23:06:47,743 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:47,743 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 203 of 401 [2021-04-28 23:06:47,743 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:48,001 INFO L129 PetriNetUnfolder]: 2/28 cut-off events. [2021-04-28 23:06:48,002 INFO L130 PetriNetUnfolder]: For 169/171 co-relation queries the response was YES. [2021-04-28 23:06:48,002 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 28 events. 2/28 cut-off events. For 169/171 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 36 event pairs, 0 based on Foata normal form. 2/26 useless extension candidates. Maximal degree in co-relation 106. Up to 10 conditions per place. [2021-04-28 23:06:48,002 INFO L132 encePairwiseOnDemand]: 396/401 looper letters, 0 selfloop transitions, 0 changer transitions 26/26 dead transitions. [2021-04-28 23:06:48,002 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 26 transitions, 184 flow [2021-04-28 23:06:48,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 23:06:48,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 23:06:48,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 823 transitions. [2021-04-28 23:06:48,009 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5130922693266833 [2021-04-28 23:06:48,009 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 823 transitions. [2021-04-28 23:06:48,009 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 823 transitions. [2021-04-28 23:06:48,009 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:48,009 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 823 transitions. [2021-04-28 23:06:48,010 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 205.75) internal successors, (823), 4 states have internal predecessors, (823), 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) [2021-04-28 23:06:48,011 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 401.0) internal successors, (2005), 5 states have internal predecessors, (2005), 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) [2021-04-28 23:06:48,011 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 401.0) internal successors, (2005), 5 states have internal predecessors, (2005), 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) [2021-04-28 23:06:48,011 INFO L185 Difference]: Start difference. First operand has 65 places, 27 transitions, 176 flow. Second operand 4 states and 823 transitions. [2021-04-28 23:06:48,011 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 26 transitions, 184 flow [2021-04-28 23:06:48,012 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 26 transitions, 120 flow, removed 2 selfloop flow, removed 26 redundant places. [2021-04-28 23:06:48,013 INFO L241 Difference]: Finished difference. Result has 41 places, 0 transitions, 0 flow [2021-04-28 23:06:48,013 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=401, PETRI_DIFFERENCE_MINUEND_FLOW=96, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=0, PETRI_PLACES=41, PETRI_TRANSITIONS=0} [2021-04-28 23:06:48,013 INFO L343 CegarLoopForPetriNet]: 135 programPoint places, -94 predicate places. [2021-04-28 23:06:48,013 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:48,013 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 41 places, 0 transitions, 0 flow [2021-04-28 23:06:48,013 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 41 places, 0 transitions, 0 flow [2021-04-28 23:06:48,014 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 0 places, 0 transitions, 0 flow [2021-04-28 23:06:48,014 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-04-28 23:06:48,014 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:06:48,014 INFO L84 FinitePrefix]: Finished finitePrefix Result has 0 conditions, 0 events. 0/0 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 0. Compared 0 event pairs, 0 based on Foata normal form. 0/0 useless extension candidates. Maximal degree in co-relation 0. Up to 0 conditions per place. [2021-04-28 23:06:48,014 INFO L146 LiptonReduction]: Number of co-enabled transitions 0 [2021-04-28 23:06:48,014 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-28 23:06:48,014 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:06:48,014 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1 [2021-04-28 23:06:48,015 INFO L480 AbstractCegarLoop]: Abstraction has has 0 places, 0 transitions, 0 flow [2021-04-28 23:06:48,015 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 204.66666666666666) internal successors, (1228), 6 states have internal predecessors, (1228), 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) [2021-04-28 23:06:48,015 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-04-28 23:06:48,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.04 11:06:48 BasicIcfg [2021-04-28 23:06:48,020 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-28 23:06:48,021 INFO L168 Benchmark]: Toolchain (without parser) took 331857.65 ms. Allocated memory was 306.2 MB in the beginning and 775.9 MB in the end (delta: 469.8 MB). Free memory was 280.9 MB in the beginning and 552.5 MB in the end (delta: -271.6 MB). Peak memory consumption was 201.3 MB. Max. memory is 16.0 GB. [2021-04-28 23:06:48,021 INFO L168 Benchmark]: CDTParser took 0.77 ms. Allocated memory is still 306.2 MB. Free memory is still 276.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-04-28 23:06:48,021 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1051.25 ms. Allocated memory is still 306.2 MB. Free memory was 277.7 MB in the beginning and 276.6 MB in the end (delta: 1.2 MB). Peak memory consumption was 34.7 MB. Max. memory is 16.0 GB. [2021-04-28 23:06:48,021 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.07 ms. Allocated memory is still 306.2 MB. Free memory was 276.6 MB in the beginning and 272.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-04-28 23:06:48,021 INFO L168 Benchmark]: Boogie Preprocessor took 92.54 ms. Allocated memory is still 306.2 MB. Free memory was 272.4 MB in the beginning and 268.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-04-28 23:06:48,022 INFO L168 Benchmark]: RCFGBuilder took 5453.57 ms. Allocated memory was 306.2 MB in the beginning and 369.1 MB in the end (delta: 62.9 MB). Free memory was 268.2 MB in the beginning and 259.5 MB in the end (delta: 8.6 MB). Peak memory consumption was 193.2 MB. Max. memory is 16.0 GB. [2021-04-28 23:06:48,022 INFO L168 Benchmark]: TraceAbstraction took 325104.54 ms. Allocated memory was 369.1 MB in the beginning and 775.9 MB in the end (delta: 406.8 MB). Free memory was 259.5 MB in the beginning and 552.5 MB in the end (delta: -293.0 MB). Peak memory consumption was 113.9 MB. Max. memory is 16.0 GB. [2021-04-28 23:06:48,023 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 ms. Allocated memory is still 306.2 MB. Free memory is still 276.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1051.25 ms. Allocated memory is still 306.2 MB. Free memory was 277.7 MB in the beginning and 276.6 MB in the end (delta: 1.2 MB). Peak memory consumption was 34.7 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 102.07 ms. Allocated memory is still 306.2 MB. Free memory was 276.6 MB in the beginning and 272.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 92.54 ms. Allocated memory is still 306.2 MB. Free memory was 272.4 MB in the beginning and 268.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 5453.57 ms. Allocated memory was 306.2 MB in the beginning and 369.1 MB in the end (delta: 62.9 MB). Free memory was 268.2 MB in the beginning and 259.5 MB in the end (delta: 8.6 MB). Peak memory consumption was 193.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 325104.54 ms. Allocated memory was 369.1 MB in the beginning and 775.9 MB in the end (delta: 406.8 MB). Free memory was 259.5 MB in the beginning and 552.5 MB in the end (delta: -293.0 MB). Peak memory consumption was 113.9 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 183136.8ms, 103 PlacesBefore, 135 PlacesAfterwards, 98 TransitionsBefore, 130 TransitionsAfterwards, 1190 CoEnabledTransitionPairs, 9 FixpointIterations, 212 TrivialSequentialCompositions, 79 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 292 TotalNumberOfCompositions, 13663 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3534, positive: 3257, positive conditional: 3257, positive unconditional: 0, negative: 277, negative conditional: 277, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1372, positive: 1328, positive conditional: 0, positive unconditional: 1328, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1372, positive: 1328, positive conditional: 0, positive unconditional: 1328, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1372, positive: 1309, positive conditional: 0, positive unconditional: 1309, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1960, positive: 75, positive conditional: 0, positive unconditional: 75, negative: 1885, negative conditional: 0, negative unconditional: 1885, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3534, positive: 1929, positive conditional: 1929, positive unconditional: 0, negative: 233, negative conditional: 233, negative unconditional: 0, unknown: 1372, unknown conditional: 1372, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1372, Positive cache size: 1328, Positive conditional cache size: 1328, Positive unconditional cache size: 0, Negative cache size: 44, Negative conditional cache size: 44, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 81663.7ms, 132 PlacesBefore, 65 PlacesAfterwards, 58 TransitionsBefore, 58 TransitionsAfterwards, 1488 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 7 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 7 TotalNumberOfCompositions, 3864 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 625, positive: 492, positive conditional: 492, positive unconditional: 0, negative: 133, negative conditional: 133, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 207, positive: 179, positive conditional: 7, positive unconditional: 172, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 207, positive: 179, positive conditional: 7, positive unconditional: 172, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 207, positive: 179, positive conditional: 0, positive unconditional: 179, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 28, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2039, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2039, negative conditional: 0, negative unconditional: 2039, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 625, positive: 313, positive conditional: 313, positive unconditional: 0, negative: 105, negative conditional: 105, negative unconditional: 0, unknown: 207, unknown conditional: 207, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1579, Positive cache size: 1507, Positive conditional cache size: 1507, Positive unconditional cache size: 0, Negative cache size: 72, Negative conditional cache size: 72, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 491.6ms, 64 PlacesBefore, 31 PlacesAfterwards, 24 TransitionsBefore, 24 TransitionsAfterwards, 278 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 368 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 70, positive conditional: 70, positive unconditional: 0, negative: 28, negative conditional: 28, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 23, positive conditional: 3, positive unconditional: 20, negative: 10, negative conditional: 1, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 33, positive: 23, positive conditional: 3, positive unconditional: 20, negative: 10, negative conditional: 1, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 33, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 10, negative conditional: 1, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 478, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 441, negative conditional: 42, negative unconditional: 398, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 98, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 18, negative conditional: 18, negative unconditional: 0, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1612, Positive cache size: 1530, Positive conditional cache size: 1530, Positive unconditional cache size: 0, Negative cache size: 82, Negative conditional cache size: 82, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 118.3ms, 32 PlacesBefore, 31 PlacesAfterwards, 23 TransitionsBefore, 23 TransitionsAfterwards, 250 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 332 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 94, positive: 67, positive conditional: 67, positive unconditional: 0, negative: 27, negative conditional: 27, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 107, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 107, negative conditional: 107, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 94, positive: 64, positive conditional: 64, positive unconditional: 0, negative: 26, negative conditional: 26, negative unconditional: 0, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1616, Positive cache size: 1533, Positive conditional cache size: 1533, Positive unconditional cache size: 0, Negative cache size: 83, Negative conditional cache size: 83, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 245.3ms, 32 PlacesBefore, 31 PlacesAfterwards, 22 TransitionsBefore, 22 TransitionsAfterwards, 218 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 287 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 72, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 25, negative conditional: 25, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 1, positive unconditional: 1, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 1, positive unconditional: 1, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 231, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 231, negative conditional: 173, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 72, positive: 45, positive conditional: 45, positive unconditional: 0, negative: 23, negative conditional: 23, negative unconditional: 0, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1620, Positive cache size: 1535, Positive conditional cache size: 1535, Positive unconditional cache size: 0, Negative cache size: 85, Negative conditional cache size: 85, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1359.1ms, 37 PlacesBefore, 37 PlacesAfterwards, 31 TransitionsBefore, 31 TransitionsAfterwards, 260 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 168 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 43, positive: 31, positive conditional: 31, positive unconditional: 0, negative: 12, negative conditional: 12, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13, positive: 11, positive conditional: 4, positive unconditional: 7, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13, positive: 11, positive conditional: 4, positive unconditional: 7, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 13, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1326, positive: 1168, positive conditional: 1168, positive unconditional: 0, negative: 158, negative conditional: 0, negative unconditional: 158, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 43, positive: 20, positive conditional: 20, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1633, Positive cache size: 1546, Positive conditional cache size: 1546, Positive unconditional cache size: 0, Negative cache size: 87, Negative conditional cache size: 87, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 340.5ms, 44 PlacesBefore, 44 PlacesAfterwards, 40 TransitionsBefore, 40 TransitionsAfterwards, 294 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 138 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 31, positive: 25, positive conditional: 25, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12, positive: 11, positive conditional: 9, positive unconditional: 2, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12, positive: 11, positive conditional: 9, positive unconditional: 2, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 12, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 284, positive: 138, positive conditional: 138, positive unconditional: 0, negative: 146, negative conditional: 146, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 31, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1645, Positive cache size: 1557, Positive conditional cache size: 1557, Positive unconditional cache size: 0, Negative cache size: 88, Negative conditional cache size: 88, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 156.9ms, 49 PlacesBefore, 49 PlacesAfterwards, 43 TransitionsBefore, 43 TransitionsAfterwards, 288 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 105 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 30, positive: 25, positive conditional: 25, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 78, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 30, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1653, Positive cache size: 1563, Positive conditional cache size: 1563, Positive unconditional cache size: 0, Negative cache size: 90, Negative conditional cache size: 90, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 349.1ms, 56 PlacesBefore, 56 PlacesAfterwards, 55 TransitionsBefore, 55 TransitionsAfterwards, 334 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 289 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 13, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 267, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 267, negative conditional: 0, negative unconditional: 267, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 13, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1655, Positive cache size: 1563, Positive conditional cache size: 1563, Positive unconditional cache size: 0, Negative cache size: 92, Negative conditional cache size: 92, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 136.6ms, 62 PlacesBefore, 62 PlacesAfterwards, 62 TransitionsBefore, 62 TransitionsAfterwards, 368 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 338 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 26, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 50, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 50, negative conditional: 50, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 26, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1658, Positive cache size: 1565, Positive conditional cache size: 1565, Positive unconditional cache size: 0, Negative cache size: 93, Negative conditional cache size: 93, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 249.6ms, 63 PlacesBefore, 61 PlacesAfterwards, 63 TransitionsBefore, 63 TransitionsAfterwards, 322 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 264 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 24, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 175, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 175, negative conditional: 136, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 24, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1664, Positive cache size: 1569, Positive conditional cache size: 1569, Positive unconditional cache size: 0, Negative cache size: 95, Negative conditional cache size: 95, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 208.8ms, 75 PlacesBefore, 75 PlacesAfterwards, 75 TransitionsBefore, 75 TransitionsAfterwards, 358 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 286 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 30, positive: 21, positive conditional: 21, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 123, negative conditional: 123, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 30, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1671, Positive cache size: 1575, Positive conditional cache size: 1575, Positive unconditional cache size: 0, Negative cache size: 96, Negative conditional cache size: 96, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 313.7ms, 82 PlacesBefore, 80 PlacesAfterwards, 75 TransitionsBefore, 75 TransitionsAfterwards, 356 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 362 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 16, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 225, negative conditional: 225, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 16, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1677, Positive cache size: 1579, Positive conditional cache size: 1579, Positive unconditional cache size: 0, Negative cache size: 98, Negative conditional cache size: 98, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 310.7ms, 87 PlacesBefore, 87 PlacesAfterwards, 75 TransitionsBefore, 75 TransitionsAfterwards, 356 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 344 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 22, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 199, negative conditional: 199, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 22, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1682, Positive cache size: 1582, Positive conditional cache size: 1582, Positive unconditional cache size: 0, Negative cache size: 100, Negative conditional cache size: 100, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 288.9ms, 90 PlacesBefore, 85 PlacesAfterwards, 60 TransitionsBefore, 60 TransitionsAfterwards, 282 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 297 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 33, positive: 22, positive conditional: 22, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 16, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 16, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 232, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 232, negative conditional: 232, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 33, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1698, Positive cache size: 1595, Positive conditional cache size: 1595, Positive unconditional cache size: 0, Negative cache size: 103, Negative conditional cache size: 103, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 196.2ms, 84 PlacesBefore, 82 PlacesAfterwards, 65 TransitionsBefore, 65 TransitionsAfterwards, 306 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 361 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 24, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 13, negative conditional: 13, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 135, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 135, negative conditional: 0, negative unconditional: 135, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 24, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1701, Positive cache size: 1596, Positive conditional cache size: 1596, Positive unconditional cache size: 0, Negative cache size: 105, Negative conditional cache size: 105, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 325.2ms, 84 PlacesBefore, 84 PlacesAfterwards, 63 TransitionsBefore, 63 TransitionsAfterwards, 282 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 408 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 15, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 15, negative conditional: 15, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 232, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 232, negative conditional: 232, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 12, negative conditional: 12, negative unconditional: 0, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1704, Positive cache size: 1596, Positive conditional cache size: 1596, Positive unconditional cache size: 0, Negative cache size: 108, Negative conditional cache size: 108, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 137.2ms, 86 PlacesBefore, 81 PlacesAfterwards, 47 TransitionsBefore, 47 TransitionsAfterwards, 218 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 217 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 15, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 105, negative conditional: 0, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1708, Positive cache size: 1598, Positive conditional cache size: 1598, Positive unconditional cache size: 0, Negative cache size: 110, Negative conditional cache size: 110, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 25.7ms, 74 PlacesBefore, 66 PlacesAfterwards, 38 TransitionsBefore, 38 TransitionsAfterwards, 174 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 126 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 14, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 14, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1710, Positive cache size: 1600, Positive conditional cache size: 1600, Positive unconditional cache size: 0, Negative cache size: 110, Negative conditional cache size: 110, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 34.1ms, 71 PlacesBefore, 67 PlacesAfterwards, 48 TransitionsBefore, 48 TransitionsAfterwards, 158 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 160 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1710, Positive cache size: 1600, Positive conditional cache size: 1600, Positive unconditional cache size: 0, Negative cache size: 110, Negative conditional cache size: 110, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 11452.6ms, 73 PlacesBefore, 65 PlacesAfterwards, 26 TransitionsBefore, 27 TransitionsAfterwards, 68 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 12 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 12, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11, positive: 11, positive conditional: 10, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11, positive: 11, positive conditional: 10, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 11, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 12, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1721, Positive cache size: 1611, Positive conditional cache size: 1611, Positive unconditional cache size: 0, Negative cache size: 110, Negative conditional cache size: 110, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.9ms, 41 PlacesBefore, 0 PlacesAfterwards, 0 TransitionsBefore, 0 TransitionsAfterwards, 0 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1721, Positive cache size: 1611, Positive conditional cache size: 1611, Positive unconditional cache size: 0, Negative cache size: 110, Negative conditional cache size: 110, Negative unconditional cache size: 0 - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 99 locations, 3 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 18.3ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 324849.5ms, OverallIterations: 21, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 27327.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 183267.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 123 SDtfs, 89 SDslu, 51 SDs, 0 SdLazy, 1375 SolverSat, 417 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9144.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 159 GetRequests, 8 SyntacticMatches, 5 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 19751.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=936occurred in iteration=13, InterpolantAutomatonStates: 145, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 146.6ms SsaConstructionTime, 1449.0ms SatisfiabilityAnalysisTime, 13703.7ms InterpolantComputationTime, 281 NumberOfCodeBlocks, 281 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 260 ConstructedInterpolants, 0 QuantifiedInterpolants, 3375 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...