/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/rfi003_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-28 23:03:10,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-28 23:03:10,390 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-28 23:03:10,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-28 23:03:10,452 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-28 23:03:10,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-28 23:03:10,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-28 23:03:10,473 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-28 23:03:10,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-28 23:03:10,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-28 23:03:10,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-28 23:03:10,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-28 23:03:10,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-28 23:03:10,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-28 23:03:10,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-28 23:03:10,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-28 23:03:10,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-28 23:03:10,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-28 23:03:10,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-28 23:03:10,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-28 23:03:10,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-28 23:03:10,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-28 23:03:10,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-28 23:03:10,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-28 23:03:10,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-28 23:03:10,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-28 23:03:10,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-28 23:03:10,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-28 23:03:10,556 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 23:03:10,589 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-28 23:03:10,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-28 23:03:10,592 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-28 23:03:10,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-28 23:03:10,592 INFO L138 SettingsManager]: * Use SBE=true [2021-04-28 23:03:10,593 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-28 23:03:10,593 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-28 23:03:10,593 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-28 23:03:10,593 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-28 23:03:10,594 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-28 23:03:10,594 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-28 23:03:10,594 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-28 23:03:10,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-28 23:03:10,595 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-28 23:03:10,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-28 23:03:10,595 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-28 23:03:10,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-28 23:03:10,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-28 23:03:10,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-28 23:03:10,596 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-28 23:03:10,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-28 23:03:10,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-28 23:03:10,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-28 23:03:10,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-28 23:03:10,597 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-28 23:03:10,598 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-28 23:03:10,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-28 23:03:10,598 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-28 23:03:10,598 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-28 23:03:10,599 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-28 23:03:10,599 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-28 23:03:11,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-28 23:03:11,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-28 23:03:11,108 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-28 23:03:11,109 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-28 23:03:11,110 INFO L275 PluginConnector]: CDTParser initialized [2021-04-28 23:03:11,112 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi003_tso.opt.i [2021-04-28 23:03:11,216 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f76b64800/637697ffb1c64ba48f22dea000831c01/FLAGfc506a26f [2021-04-28 23:03:12,064 INFO L306 CDTParser]: Found 1 translation units. [2021-04-28 23:03:12,066 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi003_tso.opt.i [2021-04-28 23:03:12,095 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f76b64800/637697ffb1c64ba48f22dea000831c01/FLAGfc506a26f [2021-04-28 23:03:12,274 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f76b64800/637697ffb1c64ba48f22dea000831c01 [2021-04-28 23:03:12,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-28 23:03:12,324 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-28 23:03:12,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-28 23:03:12,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-28 23:03:12,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-28 23:03:12,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 11:03:12" (1/1) ... [2021-04-28 23:03:12,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19becf6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:03:12, skipping insertion in model container [2021-04-28 23:03:12,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 11:03:12" (1/1) ... [2021-04-28 23:03:12,350 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-28 23:03:12,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-28 23:03:12,622 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi003_tso.opt.i[948,961] [2021-04-28 23:03:12,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 23:03:13,001 INFO L203 MainTranslator]: Completed pre-run [2021-04-28 23:03:13,020 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi003_tso.opt.i[948,961] [2021-04-28 23:03:13,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 23:03:13,271 INFO L208 MainTranslator]: Completed translation [2021-04-28 23:03:13,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:03:13 WrapperNode [2021-04-28 23:03:13,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-28 23:03:13,277 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-28 23:03:13,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-28 23:03:13,279 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-28 23:03:13,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:03:13" (1/1) ... [2021-04-28 23:03:13,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:03:13" (1/1) ... [2021-04-28 23:03:13,444 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-28 23:03:13,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-28 23:03:13,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-28 23:03:13,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-28 23:03:13,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:03:13" (1/1) ... [2021-04-28 23:03:13,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:03:13" (1/1) ... [2021-04-28 23:03:13,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:03:13" (1/1) ... [2021-04-28 23:03:13,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:03:13" (1/1) ... [2021-04-28 23:03:13,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:03:13" (1/1) ... [2021-04-28 23:03:13,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:03:13" (1/1) ... [2021-04-28 23:03:13,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:03:13" (1/1) ... [2021-04-28 23:03:13,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-28 23:03:13,571 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-28 23:03:13,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-28 23:03:13,572 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-28 23:03:13,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:03:13" (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 23:03:13,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-28 23:03:13,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-04-28 23:03:13,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-28 23:03:13,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-28 23:03:13,703 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-04-28 23:03:13,703 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-04-28 23:03:13,703 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-04-28 23:03:13,704 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-04-28 23:03:13,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-28 23:03:13,704 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-04-28 23:03:13,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-28 23:03:13,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-28 23:03:13,707 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 23:03:18,303 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-28 23:03:18,303 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-04-28 23:03:18,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 11:03:18 BoogieIcfgContainer [2021-04-28 23:03:18,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-28 23:03:18,308 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-28 23:03:18,308 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-28 23:03:18,312 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-28 23:03:18,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.04 11:03:12" (1/3) ... [2021-04-28 23:03:18,314 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61cf6e3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 11:03:18, skipping insertion in model container [2021-04-28 23:03:18,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:03:13" (2/3) ... [2021-04-28 23:03:18,314 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61cf6e3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 11:03:18, skipping insertion in model container [2021-04-28 23:03:18,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 11:03:18" (3/3) ... [2021-04-28 23:03:18,316 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi003_tso.opt.i [2021-04-28 23:03:18,326 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-28 23:03:18,334 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-04-28 23:03:18,336 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-28 23:03:18,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,405 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,405 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,406 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,406 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,411 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,411 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,412 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,417 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,417 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,417 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,418 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,421 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,421 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,422 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,422 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,423 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,424 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,424 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,424 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,425 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,425 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,425 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,425 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,425 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,429 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,429 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,429 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,429 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,429 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,429 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,437 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,438 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,438 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,438 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,438 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,440 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,440 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,446 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,446 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,446 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,446 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,452 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,452 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,453 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,453 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,453 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,458 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,458 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,458 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,458 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,458 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,465 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,465 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,465 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,465 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,465 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,465 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,465 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,465 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,469 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,471 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,472 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,472 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,472 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,472 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,473 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,473 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,473 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,473 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,473 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,473 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,473 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,476 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,476 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,476 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,476 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,476 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,476 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,476 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,477 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,477 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,477 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,477 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,479 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,480 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,480 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,480 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,480 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,480 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,480 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,481 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,481 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,482 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,482 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,482 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,482 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,482 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,483 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,484 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,484 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,484 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,486 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,488 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,494 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,494 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,494 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,495 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,496 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,497 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,497 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,497 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,498 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,498 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,498 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,498 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,498 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,499 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,502 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,510 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,510 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,511 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,511 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,511 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,511 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,511 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,511 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,517 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,518 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,519 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:03:18,522 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-04-28 23:03:18,557 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-04-28 23:03:18,618 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-28 23:03:18,618 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-28 23:03:18,618 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-28 23:03:18,618 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-28 23:03:18,618 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-28 23:03:18,618 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-28 23:03:18,618 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-28 23:03:18,618 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-28 23:03:18,644 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 85 transitions, 180 flow [2021-04-28 23:03:18,724 INFO L129 PetriNetUnfolder]: 2/83 cut-off events. [2021-04-28 23:03:18,725 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:03:18,746 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90 conditions, 83 events. 2/83 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 61 event pairs, 0 based on Foata normal form. 0/79 useless extension candidates. Maximal degree in co-relation 49. Up to 2 conditions per place. [2021-04-28 23:03:18,747 INFO L82 GeneralOperation]: Start removeDead. Operand has 90 places, 85 transitions, 180 flow [2021-04-28 23:03:18,762 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 88 places, 83 transitions, 172 flow [2021-04-28 23:03:18,764 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:03:18,791 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 88 places, 83 transitions, 172 flow [2021-04-28 23:03:18,798 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 88 places, 83 transitions, 172 flow [2021-04-28 23:03:18,803 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 88 places, 83 transitions, 172 flow [2021-04-28 23:03:18,854 INFO L129 PetriNetUnfolder]: 2/83 cut-off events. [2021-04-28 23:03:18,855 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:03:18,855 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90 conditions, 83 events. 2/83 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 56 event pairs, 0 based on Foata normal form. 0/79 useless extension candidates. Maximal degree in co-relation 49. Up to 2 conditions per place. [2021-04-28 23:03:18,862 INFO L146 LiptonReduction]: Number of co-enabled transitions 1124 [2021-04-28 23:03:23,154 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 228 DAG size of output: 188 [2021-04-28 23:03:24,277 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 186 DAG size of output: 185 [2021-04-28 23:03:26,941 WARN L205 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 312 DAG size of output: 268 [2021-04-28 23:03:28,268 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 265 [2021-04-28 23:03:28,779 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-04-28 23:03:28,928 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 23:03:29,701 WARN L205 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 86 [2021-04-28 23:03:30,009 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-28 23:03:32,310 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 230 DAG size of output: 190 [2021-04-28 23:03:33,033 WARN L205 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-04-28 23:03:35,975 WARN L205 SmtUtils]: Spent 2.93 s on a formula simplification. DAG size of input: 314 DAG size of output: 270 [2021-04-28 23:03:37,368 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 267 [2021-04-28 23:03:39,025 WARN L205 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 232 DAG size of output: 191 [2021-04-28 23:03:39,706 WARN L205 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-04-28 23:03:42,891 WARN L205 SmtUtils]: Spent 3.18 s on a formula simplification. DAG size of input: 316 DAG size of output: 272 [2021-04-28 23:03:44,427 WARN L205 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 269 [2021-04-28 23:03:46,090 WARN L205 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 228 DAG size of output: 188 [2021-04-28 23:03:47,564 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 186 DAG size of output: 185 [2021-04-28 23:03:51,099 WARN L205 SmtUtils]: Spent 3.53 s on a formula simplification. DAG size of input: 312 DAG size of output: 268 [2021-04-28 23:03:52,724 WARN L205 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 265 [2021-04-28 23:03:56,946 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 231 DAG size of output: 191 [2021-04-28 23:03:57,790 WARN L205 SmtUtils]: Spent 842.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-04-28 23:04:01,537 WARN L205 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 315 DAG size of output: 271 [2021-04-28 23:04:03,279 WARN L205 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 268 [2021-04-28 23:04:05,228 WARN L205 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 230 DAG size of output: 190 [2021-04-28 23:04:06,104 WARN L205 SmtUtils]: Spent 873.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-04-28 23:04:10,183 WARN L205 SmtUtils]: Spent 4.07 s on a formula simplification. DAG size of input: 314 DAG size of output: 270 [2021-04-28 23:04:12,085 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 267 [2021-04-28 23:04:14,171 WARN L205 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 231 DAG size of output: 191 [2021-04-28 23:04:15,219 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 189 [2021-04-28 23:04:19,557 WARN L205 SmtUtils]: Spent 4.33 s on a formula simplification. DAG size of input: 315 DAG size of output: 271 [2021-04-28 23:04:21,567 WARN L205 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 268 [2021-04-28 23:04:23,850 WARN L205 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 228 DAG size of output: 188 [2021-04-28 23:04:25,972 WARN L205 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 186 DAG size of output: 185 [2021-04-28 23:04:30,309 WARN L205 SmtUtils]: Spent 4.33 s on a formula simplification. DAG size of input: 312 DAG size of output: 267 [2021-04-28 23:04:32,629 WARN L205 SmtUtils]: Spent 2.32 s on a formula simplification that was a NOOP. DAG size: 264 [2021-04-28 23:04:35,724 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2021-04-28 23:04:36,105 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2021-04-28 23:04:36,231 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 23:04:36,448 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 23:04:36,757 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 23:04:37,076 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 23:04:37,397 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 23:04:37,502 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 23:04:37,755 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2021-04-28 23:04:37,861 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:04:38,142 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2021-04-28 23:04:38,260 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:04:38,488 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2021-04-28 23:04:38,595 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 23:04:38,843 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2021-04-28 23:04:38,947 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 23:04:43,215 WARN L205 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 228 DAG size of output: 188 [2021-04-28 23:04:44,429 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 186 [2021-04-28 23:04:49,631 WARN L205 SmtUtils]: Spent 5.20 s on a formula simplification. DAG size of input: 312 DAG size of output: 268 [2021-04-28 23:04:52,059 WARN L205 SmtUtils]: Spent 2.42 s on a formula simplification that was a NOOP. DAG size: 265 [2021-04-28 23:04:55,112 WARN L205 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 231 DAG size of output: 191 [2021-04-28 23:04:56,466 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 189 [2021-04-28 23:05:02,177 WARN L205 SmtUtils]: Spent 5.71 s on a formula simplification. DAG size of input: 315 DAG size of output: 270 [2021-04-28 23:05:04,778 WARN L205 SmtUtils]: Spent 2.60 s on a formula simplification that was a NOOP. DAG size: 267 [2021-04-28 23:05:07,891 WARN L205 SmtUtils]: Spent 3.09 s on a formula simplification. DAG size of input: 230 DAG size of output: 190 [2021-04-28 23:05:09,309 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 188 [2021-04-28 23:05:15,453 WARN L205 SmtUtils]: Spent 6.14 s on a formula simplification. DAG size of input: 314 DAG size of output: 269 [2021-04-28 23:05:18,204 WARN L205 SmtUtils]: Spent 2.75 s on a formula simplification that was a NOOP. DAG size: 266 [2021-04-28 23:05:19,018 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 23:05:19,130 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 23:05:19,246 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 23:05:19,357 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 23:05:20,837 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-04-28 23:05:21,687 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 23:05:21,815 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 23:05:21,949 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 23:05:22,087 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 23:05:22,219 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:05:22,346 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:05:22,470 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:05:22,602 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:05:22,723 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 23:05:22,842 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 23:05:22,961 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 23:05:23,084 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 23:05:23,196 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-04-28 23:05:23,301 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-04-28 23:05:23,412 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-04-28 23:05:23,519 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-04-28 23:05:25,635 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 23:05:25,761 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 23:05:26,035 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 23:05:26,165 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 23:05:26,503 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2021-04-28 23:05:26,641 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:05:26,990 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2021-04-28 23:05:27,150 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:05:27,543 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2021-04-28 23:05:27,731 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 23:05:28,092 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2021-04-28 23:05:28,284 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 23:05:28,649 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2021-04-28 23:05:28,835 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 23:05:29,230 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2021-04-28 23:05:29,387 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 23:05:29,546 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-04-28 23:05:29,655 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-04-28 23:05:30,214 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 23:05:30,330 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 23:05:30,450 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 23:05:30,569 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 23:05:30,714 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 23:05:30,862 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 23:05:31,011 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 23:05:31,166 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 23:05:31,900 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 23:05:32,015 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 23:05:32,127 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 23:05:32,257 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 23:05:32,395 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:05:32,523 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:05:32,653 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:05:32,776 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:05:33,499 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 23:05:33,640 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 23:05:33,783 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 23:05:33,926 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 23:05:34,040 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-04-28 23:05:34,149 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-04-28 23:05:34,255 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-04-28 23:05:34,362 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-04-28 23:05:34,662 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-04-28 23:05:34,774 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-04-28 23:05:35,145 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 23:05:35,277 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 23:05:35,415 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 23:05:35,560 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 23:05:36,304 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-04-28 23:05:36,409 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-04-28 23:05:36,519 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-04-28 23:05:36,629 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-04-28 23:05:37,324 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-04-28 23:05:37,627 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-04-28 23:05:37,968 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2021-04-28 23:05:38,125 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:05:38,442 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2021-04-28 23:05:38,583 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:05:39,032 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2021-04-28 23:05:39,243 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:05:39,700 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2021-04-28 23:05:39,881 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:05:40,200 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 23:05:40,343 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 23:05:40,629 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 23:05:40,744 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 23:05:41,170 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2021-04-28 23:05:41,362 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 23:05:41,804 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2021-04-28 23:05:42,012 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 23:05:42,413 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2021-04-28 23:05:42,574 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 23:05:42,964 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2021-04-28 23:05:43,131 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 23:05:43,337 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-28 23:05:43,503 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-28 23:05:43,677 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-28 23:05:43,850 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-28 23:05:44,093 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-28 23:05:44,342 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-28 23:05:44,596 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-28 23:05:44,828 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-28 23:05:44,960 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-04-28 23:05:45,092 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-04-28 23:05:45,229 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-04-28 23:05:45,383 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-04-28 23:05:45,535 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-04-28 23:05:45,687 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-04-28 23:05:45,842 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-04-28 23:05:45,996 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-04-28 23:05:46,132 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-04-28 23:05:46,262 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-04-28 23:05:46,392 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-04-28 23:05:46,524 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-04-28 23:05:46,736 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-28 23:05:46,944 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-28 23:05:47,168 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-28 23:05:47,393 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-28 23:05:47,578 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 23:05:47,761 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 23:05:47,955 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 23:05:48,140 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 23:05:48,306 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-28 23:05:48,469 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-28 23:05:48,615 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-28 23:05:48,751 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-28 23:05:48,937 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-28 23:05:49,121 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-28 23:05:49,307 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-28 23:05:49,486 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-28 23:05:49,653 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-04-28 23:05:49,828 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-04-28 23:05:50,006 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-04-28 23:05:50,186 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-04-28 23:05:50,368 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-28 23:05:50,525 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-28 23:05:50,710 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-28 23:05:50,877 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-28 23:05:51,082 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2021-04-28 23:05:51,184 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2021-04-28 23:05:51,293 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2021-04-28 23:05:51,411 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-04-28 23:05:51,526 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-04-28 23:05:51,645 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-04-28 23:05:51,778 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-04-28 23:05:52,134 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-04-28 23:05:52,261 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-04-28 23:05:52,377 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-04-28 23:05:52,504 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-04-28 23:05:52,733 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-28 23:05:52,968 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-28 23:05:53,181 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-28 23:05:53,377 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-28 23:05:53,531 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-28 23:05:53,699 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-28 23:05:53,874 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-28 23:05:54,024 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-28 23:05:54,364 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2021-04-28 23:05:54,524 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 23:05:54,815 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2021-04-28 23:05:54,980 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 23:05:55,473 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2021-04-28 23:05:55,691 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 23:05:56,132 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2021-04-28 23:05:56,296 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 23:05:56,704 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-04-28 23:05:56,891 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 23:05:57,380 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-04-28 23:05:57,603 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 23:05:58,043 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2021-04-28 23:05:58,252 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:05:58,645 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2021-04-28 23:05:58,807 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 23:05:59,058 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 23:05:59,159 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 23:05:59,419 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 23:05:59,556 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 23:05:59,885 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2021-04-28 23:06:00,036 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:06:00,326 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2021-04-28 23:06:00,480 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:06:01,283 WARN L205 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2021-04-28 23:06:01,604 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 23:06:02,345 WARN L205 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2021-04-28 23:06:02,694 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 23:06:03,396 WARN L205 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-28 23:06:03,783 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 23:06:04,483 WARN L205 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-28 23:06:04,905 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 23:06:05,608 WARN L205 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2021-04-28 23:06:05,948 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 23:06:06,584 WARN L205 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2021-04-28 23:06:06,868 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 23:06:07,295 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2021-04-28 23:06:07,537 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 23:06:08,052 WARN L205 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2021-04-28 23:06:08,299 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 23:06:08,996 WARN L205 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2021-04-28 23:06:09,293 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 23:06:09,819 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2021-04-28 23:06:10,102 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 23:06:10,702 WARN L205 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2021-04-28 23:06:10,967 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 23:06:11,509 WARN L205 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2021-04-28 23:06:11,758 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 23:06:12,655 WARN L205 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-04-28 23:06:13,037 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:06:13,723 WARN L205 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-04-28 23:06:14,174 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:06:14,895 WARN L205 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2021-04-28 23:06:15,229 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 23:06:15,783 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2021-04-28 23:06:16,146 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 23:06:16,860 WARN L205 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2021-04-28 23:06:17,169 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 23:06:17,778 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2021-04-28 23:06:18,019 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 23:06:18,643 WARN L205 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2021-04-28 23:06:18,920 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:06:19,406 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2021-04-28 23:06:19,645 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:06:20,242 WARN L205 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2021-04-28 23:06:20,531 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 23:06:21,239 WARN L205 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2021-04-28 23:06:21,548 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 23:06:22,076 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2021-04-28 23:06:22,304 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:06:22,825 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2021-04-28 23:06:23,038 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:06:23,822 WARN L205 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 92 [2021-04-28 23:06:24,201 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 23:06:25,006 WARN L205 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 92 [2021-04-28 23:06:25,370 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 23:06:25,632 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 23:06:25,991 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 23:06:26,110 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 23:06:26,891 WARN L205 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2021-04-28 23:06:27,252 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 23:06:28,018 WARN L205 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2021-04-28 23:06:28,379 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 23:06:28,763 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2021-04-28 23:06:28,936 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:06:29,287 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2021-04-28 23:06:29,421 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 23:06:30,218 WARN L205 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-28 23:06:30,560 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 23:06:31,253 WARN L205 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-28 23:06:31,650 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 23:06:32,238 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2021-04-28 23:06:32,543 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:06:33,199 WARN L205 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2021-04-28 23:06:33,502 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:06:34,671 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2021-04-28 23:06:35,259 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-28 23:06:36,339 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2021-04-28 23:06:36,918 WARN L205 SmtUtils]: Spent 576.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-28 23:06:38,156 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2021-04-28 23:06:38,757 WARN L205 SmtUtils]: Spent 598.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 23:06:40,019 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2021-04-28 23:06:40,598 WARN L205 SmtUtils]: Spent 576.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 23:06:40,976 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 23:06:41,334 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 23:06:41,713 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 23:06:42,090 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 23:06:42,514 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:06:42,968 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:06:43,416 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:06:43,828 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:06:44,245 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:06:44,657 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:06:45,115 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:06:45,544 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:06:45,597 INFO L158 LiptonReduction]: Checked pairs total: 14565 [2021-04-28 23:06:45,598 INFO L160 LiptonReduction]: Total number of compositions: 251 [2021-04-28 23:06:45,604 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 206842 [2021-04-28 23:06:45,636 INFO L129 PetriNetUnfolder]: 2/79 cut-off events. [2021-04-28 23:06:45,636 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:06:45,636 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:45,637 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2021-04-28 23:06:45,637 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:45,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:45,648 INFO L82 PathProgramCache]: Analyzing trace with hash -1253693730, now seen corresponding path program 1 times [2021-04-28 23:06:45,662 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:45,662 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083723406] [2021-04-28 23:06:45,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:45,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:46,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:46,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:06:46,028 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 23:06:46,029 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083723406] [2021-04-28 23:06:46,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:46,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 23:06:46,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789921193] [2021-04-28 23:06:46,047 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 23:06:46,047 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:46,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 23:06:46,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 23:06:46,077 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 257 out of 336 [2021-04-28 23:06:46,085 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 116 transitions, 238 flow. Second operand has 3 states, 3 states have (on average 257.6666666666667) internal successors, (773), 3 states have internal predecessors, (773), 0 states have call successors, (0), 0 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 23:06:46,085 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:46,085 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 257 of 336 [2021-04-28 23:06:46,088 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:47,040 INFO L129 PetriNetUnfolder]: 360/875 cut-off events. [2021-04-28 23:06:47,040 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:06:47,044 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1507 conditions, 875 events. 360/875 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 6018 event pairs, 32 based on Foata normal form. 15/483 useless extension candidates. Maximal degree in co-relation 1436. Up to 533 conditions per place. [2021-04-28 23:06:47,048 INFO L132 encePairwiseOnDemand]: 320/336 looper letters, 11 selfloop transitions, 2 changer transitions 92/129 dead transitions. [2021-04-28 23:06:47,048 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 129 transitions, 364 flow [2021-04-28 23:06:47,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 23:06:47,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 23:06:47,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 824 transitions. [2021-04-28 23:06:47,081 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8174603174603174 [2021-04-28 23:06:47,082 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 824 transitions. [2021-04-28 23:06:47,083 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 824 transitions. [2021-04-28 23:06:47,088 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:47,092 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 824 transitions. [2021-04-28 23:06:47,101 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 274.6666666666667) internal successors, (824), 3 states have internal predecessors, (824), 0 states have call successors, (0), 0 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 23:06:47,117 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 336.0) internal successors, (1344), 4 states have internal predecessors, (1344), 0 states have call successors, (0), 0 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 23:06:47,119 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 336.0) internal successors, (1344), 4 states have internal predecessors, (1344), 0 states have call successors, (0), 0 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 23:06:47,121 INFO L185 Difference]: Start difference. First operand has 121 places, 116 transitions, 238 flow. Second operand 3 states and 824 transitions. [2021-04-28 23:06:47,122 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 129 transitions, 364 flow [2021-04-28 23:06:47,128 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 118 places, 129 transitions, 362 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 23:06:47,132 INFO L241 Difference]: Finished difference. Result has 118 places, 33 transitions, 74 flow [2021-04-28 23:06:47,136 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=336, PETRI_DIFFERENCE_MINUEND_FLOW=226, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=74, PETRI_PLACES=118, PETRI_TRANSITIONS=33} [2021-04-28 23:06:47,138 INFO L343 CegarLoopForPetriNet]: 121 programPoint places, -3 predicate places. [2021-04-28 23:06:47,139 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:47,139 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 118 places, 33 transitions, 74 flow [2021-04-28 23:06:47,139 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 118 places, 33 transitions, 74 flow [2021-04-28 23:06:47,140 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 40 places, 33 transitions, 74 flow [2021-04-28 23:06:47,150 INFO L129 PetriNetUnfolder]: 0/33 cut-off events. [2021-04-28 23:06:47,150 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:06:47,150 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41 conditions, 33 events. 0/33 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 102 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 23:06:47,151 INFO L146 LiptonReduction]: Number of co-enabled transitions 584 [2021-04-28 23:06:48,342 INFO L158 LiptonReduction]: Checked pairs total: 584 [2021-04-28 23:06:48,343 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:06:48,343 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1204 [2021-04-28 23:06:48,345 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 33 transitions, 74 flow [2021-04-28 23:06:48,345 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 257.6666666666667) internal successors, (773), 3 states have internal predecessors, (773), 0 states have call successors, (0), 0 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 23:06:48,346 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:48,346 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:06:48,346 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-28 23:06:48,346 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:48,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:48,347 INFO L82 PathProgramCache]: Analyzing trace with hash -209737269, now seen corresponding path program 1 times [2021-04-28 23:06:48,347 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:48,347 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796019811] [2021-04-28 23:06:48,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:48,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:48,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:06:48,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:06:48,503 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796019811] [2021-04-28 23:06:48,503 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:48,503 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 23:06:48,504 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716796560] [2021-04-28 23:06:48,505 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 23:06:48,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:48,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 23:06:48,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 23:06:48,508 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 202 out of 336 [2021-04-28 23:06:48,509 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 33 transitions, 74 flow. Second operand has 3 states, 3 states have (on average 202.66666666666666) internal successors, (608), 3 states have internal predecessors, (608), 0 states have call successors, (0), 0 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 23:06:48,509 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:48,509 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 202 of 336 [2021-04-28 23:06:48,509 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:48,532 INFO L129 PetriNetUnfolder]: 0/33 cut-off events. [2021-04-28 23:06:48,532 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:06:48,532 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45 conditions, 33 events. 0/33 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 98 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 23:06:48,532 INFO L132 encePairwiseOnDemand]: 333/336 looper letters, 1 selfloop transitions, 2 changer transitions 10/33 dead transitions. [2021-04-28 23:06:48,532 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 33 transitions, 80 flow [2021-04-28 23:06:48,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 23:06:48,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 23:06:48,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 610 transitions. [2021-04-28 23:06:48,538 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6051587301587301 [2021-04-28 23:06:48,538 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 610 transitions. [2021-04-28 23:06:48,538 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 610 transitions. [2021-04-28 23:06:48,539 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:48,539 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 610 transitions. [2021-04-28 23:06:48,541 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:06:48,543 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 336.0) internal successors, (1344), 4 states have internal predecessors, (1344), 0 states have call successors, (0), 0 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 23:06:48,544 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 336.0) internal successors, (1344), 4 states have internal predecessors, (1344), 0 states have call successors, (0), 0 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 23:06:48,545 INFO L185 Difference]: Start difference. First operand has 40 places, 33 transitions, 74 flow. Second operand 3 states and 610 transitions. [2021-04-28 23:06:48,545 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 33 transitions, 80 flow [2021-04-28 23:06:48,545 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 33 transitions, 76 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 23:06:48,546 INFO L241 Difference]: Finished difference. Result has 41 places, 23 transitions, 58 flow [2021-04-28 23:06:48,546 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=336, PETRI_DIFFERENCE_MINUEND_FLOW=70, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=58, PETRI_PLACES=41, PETRI_TRANSITIONS=23} [2021-04-28 23:06:48,547 INFO L343 CegarLoopForPetriNet]: 121 programPoint places, -80 predicate places. [2021-04-28 23:06:48,547 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:48,547 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 41 places, 23 transitions, 58 flow [2021-04-28 23:06:48,548 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 41 places, 23 transitions, 58 flow [2021-04-28 23:06:48,548 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 31 places, 23 transitions, 58 flow [2021-04-28 23:06:48,554 INFO L129 PetriNetUnfolder]: 0/23 cut-off events. [2021-04-28 23:06:48,554 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:06:48,554 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 23:06:48,555 INFO L146 LiptonReduction]: Number of co-enabled transitions 248 [2021-04-28 23:06:49,381 INFO L158 LiptonReduction]: Checked pairs total: 330 [2021-04-28 23:06:49,381 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:06:49,382 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 835 [2021-04-28 23:06:49,383 INFO L480 AbstractCegarLoop]: Abstraction has has 31 places, 23 transitions, 58 flow [2021-04-28 23:06:49,384 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 202.66666666666666) internal successors, (608), 3 states have internal predecessors, (608), 0 states have call successors, (0), 0 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 23:06:49,384 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:49,384 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:06:49,384 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-28 23:06:49,384 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:49,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:49,385 INFO L82 PathProgramCache]: Analyzing trace with hash 1413446376, now seen corresponding path program 1 times [2021-04-28 23:06:49,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:49,385 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754229847] [2021-04-28 23:06:49,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:49,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:49,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-28 23:06:49,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:49,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-28 23:06:49,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:49,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-28 23:06:49,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:49,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-28 23:06:49,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:49,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-28 23:06:49,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:49,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-28 23:06:49,833 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 23:06:49,833 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754229847] [2021-04-28 23:06:49,833 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:49,833 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 23:06:49,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683615486] [2021-04-28 23:06:49,834 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-28 23:06:49,834 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:49,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-28 23:06:49,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-04-28 23:06:49,837 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 134 out of 336 [2021-04-28 23:06:49,839 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 23 transitions, 58 flow. Second operand has 7 states, 7 states have (on average 135.0) internal successors, (945), 7 states have internal predecessors, (945), 0 states have call successors, (0), 0 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 23:06:49,839 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:49,839 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 134 of 336 [2021-04-28 23:06:49,839 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:50,261 INFO L129 PetriNetUnfolder]: 292/502 cut-off events. [2021-04-28 23:06:50,262 INFO L130 PetriNetUnfolder]: For 27/27 co-relation queries the response was YES. [2021-04-28 23:06:50,263 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1081 conditions, 502 events. 292/502 cut-off events. For 27/27 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 2037 event pairs, 259 based on Foata normal form. 1/387 useless extension candidates. Maximal degree in co-relation 1071. Up to 477 conditions per place. [2021-04-28 23:06:50,267 INFO L132 encePairwiseOnDemand]: 330/336 looper letters, 23 selfloop transitions, 7 changer transitions 0/36 dead transitions. [2021-04-28 23:06:50,268 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 35 places, 36 transitions, 147 flow [2021-04-28 23:06:50,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-28 23:06:50,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-28 23:06:50,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 701 transitions. [2021-04-28 23:06:50,275 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4172619047619048 [2021-04-28 23:06:50,275 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 701 transitions. [2021-04-28 23:06:50,275 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 701 transitions. [2021-04-28 23:06:50,276 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:50,276 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 701 transitions. [2021-04-28 23:06:50,279 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 140.2) internal successors, (701), 5 states have internal predecessors, (701), 0 states have call successors, (0), 0 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 23:06:50,283 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 336.0) internal successors, (2016), 6 states have internal predecessors, (2016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:06:50,285 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 336.0) internal successors, (2016), 6 states have internal predecessors, (2016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:06:50,285 INFO L185 Difference]: Start difference. First operand has 31 places, 23 transitions, 58 flow. Second operand 5 states and 701 transitions. [2021-04-28 23:06:50,285 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 35 places, 36 transitions, 147 flow [2021-04-28 23:06:50,287 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 36 transitions, 141 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 23:06:50,289 INFO L241 Difference]: Finished difference. Result has 36 places, 29 transitions, 100 flow [2021-04-28 23:06:50,289 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=336, 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=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=100, PETRI_PLACES=36, PETRI_TRANSITIONS=29} [2021-04-28 23:06:50,289 INFO L343 CegarLoopForPetriNet]: 121 programPoint places, -85 predicate places. [2021-04-28 23:06:50,290 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:50,290 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 36 places, 29 transitions, 100 flow [2021-04-28 23:06:50,290 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 36 places, 29 transitions, 100 flow [2021-04-28 23:06:50,291 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 36 places, 29 transitions, 100 flow [2021-04-28 23:06:50,302 INFO L129 PetriNetUnfolder]: 3/46 cut-off events. [2021-04-28 23:06:50,302 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-04-28 23:06:50,302 INFO L84 FinitePrefix]: Finished finitePrefix Result has 80 conditions, 46 events. 3/46 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 120 event pairs, 0 based on Foata normal form. 0/36 useless extension candidates. Maximal degree in co-relation 69. Up to 7 conditions per place. [2021-04-28 23:06:50,303 INFO L146 LiptonReduction]: Number of co-enabled transitions 264 [2021-04-28 23:06:51,074 INFO L158 LiptonReduction]: Checked pairs total: 236 [2021-04-28 23:06:51,074 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:06:51,074 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 784 [2021-04-28 23:06:51,076 INFO L480 AbstractCegarLoop]: Abstraction has has 36 places, 29 transitions, 100 flow [2021-04-28 23:06:51,077 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 135.0) internal successors, (945), 7 states have internal predecessors, (945), 0 states have call successors, (0), 0 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 23:06:51,077 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:51,077 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:06:51,077 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-28 23:06:51,077 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:51,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:51,078 INFO L82 PathProgramCache]: Analyzing trace with hash -1489397971, now seen corresponding path program 1 times [2021-04-28 23:06:51,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:51,078 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659166904] [2021-04-28 23:06:51,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:51,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:51,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:51,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:06:51,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:51,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:06:51,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:51,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 23:06:51,291 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 23:06:51,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659166904] [2021-04-28 23:06:51,292 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:51,292 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 23:06:51,292 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928745912] [2021-04-28 23:06:51,292 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 23:06:51,293 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:51,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 23:06:51,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 23:06:51,295 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 201 out of 336 [2021-04-28 23:06:51,297 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 36 places, 29 transitions, 100 flow. Second operand has 4 states, 4 states have (on average 201.75) internal successors, (807), 4 states have internal predecessors, (807), 0 states have call successors, (0), 0 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 23:06:51,297 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:51,297 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 201 of 336 [2021-04-28 23:06:51,297 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:51,464 INFO L129 PetriNetUnfolder]: 69/180 cut-off events. [2021-04-28 23:06:51,464 INFO L130 PetriNetUnfolder]: For 22/22 co-relation queries the response was YES. [2021-04-28 23:06:51,465 INFO L84 FinitePrefix]: Finished finitePrefix Result has 392 conditions, 180 events. 69/180 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 934 event pairs, 30 based on Foata normal form. 19/123 useless extension candidates. Maximal degree in co-relation 379. Up to 109 conditions per place. [2021-04-28 23:06:51,466 INFO L132 encePairwiseOnDemand]: 327/336 looper letters, 8 selfloop transitions, 11 changer transitions 9/48 dead transitions. [2021-04-28 23:06:51,466 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 48 transitions, 194 flow [2021-04-28 23:06:51,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-28 23:06:51,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-28 23:06:51,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1035 transitions. [2021-04-28 23:06:51,473 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6160714285714286 [2021-04-28 23:06:51,473 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1035 transitions. [2021-04-28 23:06:51,473 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1035 transitions. [2021-04-28 23:06:51,474 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:51,474 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1035 transitions. [2021-04-28 23:06:51,478 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 207.0) internal successors, (1035), 5 states have internal predecessors, (1035), 0 states have call successors, (0), 0 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 23:06:51,482 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 336.0) internal successors, (2016), 6 states have internal predecessors, (2016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:06:51,484 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 336.0) internal successors, (2016), 6 states have internal predecessors, (2016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:06:51,484 INFO L185 Difference]: Start difference. First operand has 36 places, 29 transitions, 100 flow. Second operand 5 states and 1035 transitions. [2021-04-28 23:06:51,484 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 40 places, 48 transitions, 194 flow [2021-04-28 23:06:51,486 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 48 transitions, 194 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 23:06:51,487 INFO L241 Difference]: Finished difference. Result has 43 places, 39 transitions, 181 flow [2021-04-28 23:06:51,487 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=336, PETRI_DIFFERENCE_MINUEND_FLOW=100, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=181, PETRI_PLACES=43, PETRI_TRANSITIONS=39} [2021-04-28 23:06:51,488 INFO L343 CegarLoopForPetriNet]: 121 programPoint places, -78 predicate places. [2021-04-28 23:06:51,488 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:51,488 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 43 places, 39 transitions, 181 flow [2021-04-28 23:06:51,488 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 43 places, 39 transitions, 181 flow [2021-04-28 23:06:51,489 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 43 places, 39 transitions, 181 flow [2021-04-28 23:06:51,516 INFO L129 PetriNetUnfolder]: 29/146 cut-off events. [2021-04-28 23:06:51,516 INFO L130 PetriNetUnfolder]: For 54/93 co-relation queries the response was YES. [2021-04-28 23:06:51,517 INFO L84 FinitePrefix]: Finished finitePrefix Result has 391 conditions, 146 events. 29/146 cut-off events. For 54/93 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 801 event pairs, 14 based on Foata normal form. 2/97 useless extension candidates. Maximal degree in co-relation 375. Up to 67 conditions per place. [2021-04-28 23:06:51,519 INFO L146 LiptonReduction]: Number of co-enabled transitions 272 [2021-04-28 23:06:51,557 INFO L158 LiptonReduction]: Checked pairs total: 214 [2021-04-28 23:06:51,558 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:06:51,558 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 70 [2021-04-28 23:06:51,559 INFO L480 AbstractCegarLoop]: Abstraction has has 43 places, 39 transitions, 181 flow [2021-04-28 23:06:51,560 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 201.75) internal successors, (807), 4 states have internal predecessors, (807), 0 states have call successors, (0), 0 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 23:06:51,560 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:06:51,560 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:06:51,560 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-04-28 23:06:51,561 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:06:51,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:06:51,561 INFO L82 PathProgramCache]: Analyzing trace with hash 1030427188, now seen corresponding path program 1 times [2021-04-28 23:06:51,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:06:51,561 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126568862] [2021-04-28 23:06:51,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:06:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:06:51,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:51,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:06:51,857 INFO L142 QuantifierPusher]: treesize reduction 15, result has 68.8 percent of original size [2021-04-28 23:06:51,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-28 23:06:51,963 INFO L142 QuantifierPusher]: treesize reduction 238, result has 53.6 percent of original size [2021-04-28 23:06:51,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 275 [2021-04-28 23:06:52,376 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 31 [2021-04-28 23:06:52,384 INFO L142 QuantifierPusher]: treesize reduction 93, result has 42.2 percent of original size [2021-04-28 23:06:52,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-04-28 23:06:52,577 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 29 [2021-04-28 23:06:52,582 INFO L142 QuantifierPusher]: treesize reduction 26, result has 63.4 percent of original size [2021-04-28 23:06:52,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-28 23:06:52,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:06:52,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-28 23:06:52,777 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 23:06:52,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126568862] [2021-04-28 23:06:52,777 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:06:52,778 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-28 23:06:52,778 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596511009] [2021-04-28 23:06:52,778 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-28 23:06:52,778 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:06:52,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-28 23:06:52,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-04-28 23:06:52,782 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 336 [2021-04-28 23:06:52,784 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 43 places, 39 transitions, 181 flow. Second operand has 8 states, 8 states have (on average 145.875) internal successors, (1167), 8 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 23:06:52,784 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:06:52,784 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 336 [2021-04-28 23:06:52,784 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:06:53,117 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2021-04-28 23:06:53,604 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2021-04-28 23:06:53,963 INFO L129 PetriNetUnfolder]: 71/221 cut-off events. [2021-04-28 23:06:53,964 INFO L130 PetriNetUnfolder]: For 150/170 co-relation queries the response was YES. [2021-04-28 23:06:53,965 INFO L84 FinitePrefix]: Finished finitePrefix Result has 666 conditions, 221 events. 71/221 cut-off events. For 150/170 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 1189 event pairs, 15 based on Foata normal form. 20/176 useless extension candidates. Maximal degree in co-relation 648. Up to 105 conditions per place. [2021-04-28 23:06:53,966 INFO L132 encePairwiseOnDemand]: 329/336 looper letters, 11 selfloop transitions, 17 changer transitions 1/51 dead transitions. [2021-04-28 23:06:53,967 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 51 transitions, 272 flow [2021-04-28 23:06:53,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-28 23:06:53,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-28 23:06:53,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1332 transitions. [2021-04-28 23:06:53,975 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.44047619047619047 [2021-04-28 23:06:53,976 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1332 transitions. [2021-04-28 23:06:53,976 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1332 transitions. [2021-04-28 23:06:53,977 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:06:53,977 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1332 transitions. [2021-04-28 23:06:53,981 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 148.0) internal successors, (1332), 9 states have internal predecessors, (1332), 0 states have call successors, (0), 0 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 23:06:53,988 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 336.0) internal successors, (3360), 10 states have internal predecessors, (3360), 0 states have call successors, (0), 0 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 23:06:53,989 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 336.0) internal successors, (3360), 10 states have internal predecessors, (3360), 0 states have call successors, (0), 0 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 23:06:53,989 INFO L185 Difference]: Start difference. First operand has 43 places, 39 transitions, 181 flow. Second operand 9 states and 1332 transitions. [2021-04-28 23:06:53,989 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 51 transitions, 272 flow [2021-04-28 23:06:53,992 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 51 transitions, 272 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 23:06:53,994 INFO L241 Difference]: Finished difference. Result has 52 places, 49 transitions, 256 flow [2021-04-28 23:06:53,994 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=336, PETRI_DIFFERENCE_MINUEND_FLOW=181, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=256, PETRI_PLACES=52, PETRI_TRANSITIONS=49} [2021-04-28 23:06:53,994 INFO L343 CegarLoopForPetriNet]: 121 programPoint places, -69 predicate places. [2021-04-28 23:06:53,994 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:06:53,995 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 52 places, 49 transitions, 256 flow [2021-04-28 23:06:53,995 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 52 places, 49 transitions, 256 flow [2021-04-28 23:06:53,995 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 51 places, 49 transitions, 256 flow [2021-04-28 23:06:54,035 INFO L129 PetriNetUnfolder]: 49/204 cut-off events. [2021-04-28 23:06:54,036 INFO L130 PetriNetUnfolder]: For 124/128 co-relation queries the response was YES. [2021-04-28 23:06:54,037 INFO L84 FinitePrefix]: Finished finitePrefix Result has 587 conditions, 204 events. 49/204 cut-off events. For 124/128 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 1177 event pairs, 22 based on Foata normal form. 2/146 useless extension candidates. Maximal degree in co-relation 568. Up to 83 conditions per place. [2021-04-28 23:06:54,039 INFO L146 LiptonReduction]: Number of co-enabled transitions 250 [2021-04-28 23:06:55,833 WARN L205 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 234 DAG size of output: 152 [2021-04-28 23:06:56,285 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-04-28 23:07:00,778 WARN L205 SmtUtils]: Spent 4.49 s on a formula simplification. DAG size of input: 324 DAG size of output: 220 [2021-04-28 23:07:01,810 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 191 [2021-04-28 23:07:01,822 INFO L158 LiptonReduction]: Checked pairs total: 245 [2021-04-28 23:07:01,822 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-28 23:07:01,823 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7829 [2021-04-28 23:07:01,824 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 50 transitions, 260 flow [2021-04-28 23:07:01,825 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 145.875) internal successors, (1167), 8 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 23:07:01,825 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:07:01,825 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:07:01,825 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-28 23:07:01,825 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:07:01,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:07:01,826 INFO L82 PathProgramCache]: Analyzing trace with hash 188822145, now seen corresponding path program 1 times [2021-04-28 23:07:01,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:07:01,826 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173906745] [2021-04-28 23:07:01,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:07:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:07:01,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:07:01,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:07:02,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:07:02,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:07:02,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:07:02,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-28 23:07:02,093 INFO L142 QuantifierPusher]: treesize reduction 115, result has 42.8 percent of original size [2021-04-28 23:07:02,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-04-28 23:07:02,334 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 28 [2021-04-28 23:07:02,347 INFO L142 QuantifierPusher]: treesize reduction 102, result has 48.5 percent of original size [2021-04-28 23:07:02,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-04-28 23:07:02,553 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 32 [2021-04-28 23:07:02,559 INFO L142 QuantifierPusher]: treesize reduction 44, result has 56.4 percent of original size [2021-04-28 23:07:02,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-04-28 23:07:02,700 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 23 [2021-04-28 23:07:02,708 INFO L142 QuantifierPusher]: treesize reduction 44, result has 53.2 percent of original size [2021-04-28 23:07:02,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-28 23:07:02,823 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 23:07:02,823 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173906745] [2021-04-28 23:07:02,823 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:07:02,823 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-04-28 23:07:02,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689674764] [2021-04-28 23:07:02,824 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-28 23:07:02,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:07:02,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-28 23:07:02,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-04-28 23:07:02,828 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 148 out of 337 [2021-04-28 23:07:02,830 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 50 transitions, 260 flow. Second operand has 9 states, 9 states have (on average 148.88888888888889) internal successors, (1340), 9 states have internal predecessors, (1340), 0 states have call successors, (0), 0 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 23:07:02,830 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:07:02,830 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 148 of 337 [2021-04-28 23:07:02,830 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:07:03,312 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 26 [2021-04-28 23:07:03,617 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2021-04-28 23:07:04,181 INFO L129 PetriNetUnfolder]: 108/406 cut-off events. [2021-04-28 23:07:04,182 INFO L130 PetriNetUnfolder]: For 438/497 co-relation queries the response was YES. [2021-04-28 23:07:04,183 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1287 conditions, 406 events. 108/406 cut-off events. For 438/497 co-relation queries the response was YES. Maximal size of possible extension queue 73. Compared 2894 event pairs, 37 based on Foata normal form. 58/338 useless extension candidates. Maximal degree in co-relation 1266. Up to 158 conditions per place. [2021-04-28 23:07:04,185 INFO L132 encePairwiseOnDemand]: 328/337 looper letters, 21 selfloop transitions, 19 changer transitions 2/64 dead transitions. [2021-04-28 23:07:04,186 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 64 transitions, 416 flow [2021-04-28 23:07:04,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-28 23:07:04,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-28 23:07:04,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1514 transitions. [2021-04-28 23:07:04,195 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.44925816023738874 [2021-04-28 23:07:04,195 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1514 transitions. [2021-04-28 23:07:04,195 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1514 transitions. [2021-04-28 23:07:04,196 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:07:04,197 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1514 transitions. [2021-04-28 23:07:04,201 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 151.4) internal successors, (1514), 10 states have internal predecessors, (1514), 0 states have call successors, (0), 0 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 23:07:04,207 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 337.0) internal successors, (3707), 11 states have internal predecessors, (3707), 0 states have call successors, (0), 0 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 23:07:04,208 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 337.0) internal successors, (3707), 11 states have internal predecessors, (3707), 0 states have call successors, (0), 0 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 23:07:04,208 INFO L185 Difference]: Start difference. First operand has 52 places, 50 transitions, 260 flow. Second operand 10 states and 1514 transitions. [2021-04-28 23:07:04,208 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 64 transitions, 416 flow [2021-04-28 23:07:04,212 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 64 transitions, 398 flow, removed 5 selfloop flow, removed 2 redundant places. [2021-04-28 23:07:04,214 INFO L241 Difference]: Finished difference. Result has 62 places, 55 transitions, 332 flow [2021-04-28 23:07:04,215 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=337, PETRI_DIFFERENCE_MINUEND_FLOW=246, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=332, PETRI_PLACES=62, PETRI_TRANSITIONS=55} [2021-04-28 23:07:04,215 INFO L343 CegarLoopForPetriNet]: 121 programPoint places, -59 predicate places. [2021-04-28 23:07:04,215 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:07:04,215 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 62 places, 55 transitions, 332 flow [2021-04-28 23:07:04,216 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 62 places, 55 transitions, 332 flow [2021-04-28 23:07:04,216 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 61 places, 55 transitions, 332 flow [2021-04-28 23:07:04,276 INFO L129 PetriNetUnfolder]: 127/368 cut-off events. [2021-04-28 23:07:04,276 INFO L130 PetriNetUnfolder]: For 284/297 co-relation queries the response was YES. [2021-04-28 23:07:04,278 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1091 conditions, 368 events. 127/368 cut-off events. For 284/297 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 2449 event pairs, 39 based on Foata normal form. 3/231 useless extension candidates. Maximal degree in co-relation 1069. Up to 182 conditions per place. [2021-04-28 23:07:04,281 INFO L146 LiptonReduction]: Number of co-enabled transitions 304 [2021-04-28 23:07:05,889 WARN L205 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 234 DAG size of output: 152 [2021-04-28 23:07:06,316 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-04-28 23:07:09,713 WARN L205 SmtUtils]: Spent 3.39 s on a formula simplification. DAG size of input: 324 DAG size of output: 220 [2021-04-28 23:07:10,712 WARN L205 SmtUtils]: Spent 994.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2021-04-28 23:07:14,389 WARN L205 SmtUtils]: Spent 3.64 s on a formula simplification. DAG size of input: 324 DAG size of output: 262 [2021-04-28 23:07:17,202 WARN L205 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 248 DAG size of output: 239 [2021-04-28 23:07:24,545 WARN L205 SmtUtils]: Spent 7.34 s on a formula simplification. DAG size of input: 472 DAG size of output: 393 [2021-04-28 23:07:27,529 WARN L205 SmtUtils]: Spent 2.98 s on a formula simplification that was a NOOP. DAG size: 377 [2021-04-28 23:07:27,546 INFO L158 LiptonReduction]: Checked pairs total: 248 [2021-04-28 23:07:27,546 INFO L160 LiptonReduction]: Total number of compositions: 2 [2021-04-28 23:07:27,546 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 23331 [2021-04-28 23:07:27,547 INFO L480 AbstractCegarLoop]: Abstraction has has 63 places, 57 transitions, 352 flow [2021-04-28 23:07:27,548 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 148.88888888888889) internal successors, (1340), 9 states have internal predecessors, (1340), 0 states have call successors, (0), 0 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 23:07:27,548 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:07:27,548 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:07:27,549 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-04-28 23:07:27,549 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:07:27,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:07:27,549 INFO L82 PathProgramCache]: Analyzing trace with hash -916907951, now seen corresponding path program 1 times [2021-04-28 23:07:27,549 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:07:27,549 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433879331] [2021-04-28 23:07:27,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:07:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:07:27,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:07:27,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:07:27,705 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.4 percent of original size [2021-04-28 23:07:27,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-28 23:07:27,876 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 22 [2021-04-28 23:07:27,881 INFO L142 QuantifierPusher]: treesize reduction 14, result has 73.1 percent of original size [2021-04-28 23:07:27,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-04-28 23:07:28,058 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 25 [2021-04-28 23:07:28,063 INFO L142 QuantifierPusher]: treesize reduction 22, result has 65.6 percent of original size [2021-04-28 23:07:28,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-28 23:07:28,169 INFO L142 QuantifierPusher]: treesize reduction 11, result has 57.7 percent of original size [2021-04-28 23:07:28,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-28 23:07:28,217 INFO L142 QuantifierPusher]: treesize reduction 11, result has 57.7 percent of original size [2021-04-28 23:07:28,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-28 23:07:28,220 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 23:07:28,220 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433879331] [2021-04-28 23:07:28,220 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:07:28,220 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 23:07:28,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453882849] [2021-04-28 23:07:28,220 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-28 23:07:28,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:07:28,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-28 23:07:28,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-04-28 23:07:28,223 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 339 [2021-04-28 23:07:28,225 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 63 places, 57 transitions, 352 flow. Second operand has 7 states, 7 states have (on average 146.0) internal successors, (1022), 7 states have internal predecessors, (1022), 0 states have call successors, (0), 0 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 23:07:28,225 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:07:28,225 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 339 [2021-04-28 23:07:28,225 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:07:28,833 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 31 [2021-04-28 23:07:29,182 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 31 [2021-04-28 23:07:29,489 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 29 [2021-04-28 23:07:30,432 INFO L129 PetriNetUnfolder]: 142/566 cut-off events. [2021-04-28 23:07:30,433 INFO L130 PetriNetUnfolder]: For 885/1013 co-relation queries the response was YES. [2021-04-28 23:07:30,435 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1904 conditions, 566 events. 142/566 cut-off events. For 885/1013 co-relation queries the response was YES. Maximal size of possible extension queue 120. Compared 4669 event pairs, 32 based on Foata normal form. 73/451 useless extension candidates. Maximal degree in co-relation 1880. Up to 232 conditions per place. [2021-04-28 23:07:30,438 INFO L132 encePairwiseOnDemand]: 327/339 looper letters, 18 selfloop transitions, 29 changer transitions 6/75 dead transitions. [2021-04-28 23:07:30,438 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 72 places, 75 transitions, 572 flow [2021-04-28 23:07:30,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-28 23:07:30,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-28 23:07:30,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1490 transitions. [2021-04-28 23:07:30,448 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.43952802359882004 [2021-04-28 23:07:30,448 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1490 transitions. [2021-04-28 23:07:30,448 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1490 transitions. [2021-04-28 23:07:30,449 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:07:30,450 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1490 transitions. [2021-04-28 23:07:30,455 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 149.0) internal successors, (1490), 10 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 23:07:30,464 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 339.0) internal successors, (3729), 11 states have internal predecessors, (3729), 0 states have call successors, (0), 0 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 23:07:30,466 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 339.0) internal successors, (3729), 11 states have internal predecessors, (3729), 0 states have call successors, (0), 0 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 23:07:30,467 INFO L185 Difference]: Start difference. First operand has 63 places, 57 transitions, 352 flow. Second operand 10 states and 1490 transitions. [2021-04-28 23:07:30,467 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 72 places, 75 transitions, 572 flow [2021-04-28 23:07:30,474 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 75 transitions, 545 flow, removed 7 selfloop flow, removed 3 redundant places. [2021-04-28 23:07:30,476 INFO L241 Difference]: Finished difference. Result has 70 places, 63 transitions, 447 flow [2021-04-28 23:07:30,476 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=339, PETRI_DIFFERENCE_MINUEND_FLOW=329, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=24, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=447, PETRI_PLACES=70, PETRI_TRANSITIONS=63} [2021-04-28 23:07:30,477 INFO L343 CegarLoopForPetriNet]: 121 programPoint places, -51 predicate places. [2021-04-28 23:07:30,477 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:07:30,477 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 70 places, 63 transitions, 447 flow [2021-04-28 23:07:30,477 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 70 places, 63 transitions, 447 flow [2021-04-28 23:07:30,478 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 68 places, 63 transitions, 447 flow [2021-04-28 23:07:30,561 INFO L129 PetriNetUnfolder]: 56/324 cut-off events. [2021-04-28 23:07:30,561 INFO L130 PetriNetUnfolder]: For 628/676 co-relation queries the response was YES. [2021-04-28 23:07:30,563 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1063 conditions, 324 events. 56/324 cut-off events. For 628/676 co-relation queries the response was YES. Maximal size of possible extension queue 71. Compared 2459 event pairs, 19 based on Foata normal form. 8/238 useless extension candidates. Maximal degree in co-relation 1039. Up to 122 conditions per place. [2021-04-28 23:07:30,568 INFO L146 LiptonReduction]: Number of co-enabled transitions 320 [2021-04-28 23:07:30,632 INFO L158 LiptonReduction]: Checked pairs total: 154 [2021-04-28 23:07:30,632 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:07:30,633 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 156 [2021-04-28 23:07:30,634 INFO L480 AbstractCegarLoop]: Abstraction has has 68 places, 63 transitions, 447 flow [2021-04-28 23:07:30,634 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 146.0) internal successors, (1022), 7 states have internal predecessors, (1022), 0 states have call successors, (0), 0 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 23:07:30,635 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:07:30,635 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:07:30,635 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-04-28 23:07:30,635 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:07:30,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:07:30,636 INFO L82 PathProgramCache]: Analyzing trace with hash -53178854, now seen corresponding path program 1 times [2021-04-28 23:07:30,636 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:07:30,636 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060935883] [2021-04-28 23:07:30,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:07:30,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:07:30,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:07:30,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:07:30,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:07:30,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:07:30,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:07:30,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:07:30,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:07:30,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 23:07:30,774 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 23:07:30,774 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060935883] [2021-04-28 23:07:30,774 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:07:30,774 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 23:07:30,775 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618764562] [2021-04-28 23:07:30,775 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 23:07:30,775 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:07:30,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 23:07:30,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-28 23:07:30,778 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 204 out of 339 [2021-04-28 23:07:30,779 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 63 transitions, 447 flow. Second operand has 5 states, 5 states have (on average 204.8) internal successors, (1024), 5 states have internal predecessors, (1024), 0 states have call successors, (0), 0 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 23:07:30,779 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:07:30,780 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 204 of 339 [2021-04-28 23:07:30,780 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:07:31,072 INFO L129 PetriNetUnfolder]: 32/211 cut-off events. [2021-04-28 23:07:31,072 INFO L130 PetriNetUnfolder]: For 328/358 co-relation queries the response was YES. [2021-04-28 23:07:31,073 INFO L84 FinitePrefix]: Finished finitePrefix Result has 792 conditions, 211 events. 32/211 cut-off events. For 328/358 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 1453 event pairs, 0 based on Foata normal form. 72/225 useless extension candidates. Maximal degree in co-relation 766. Up to 104 conditions per place. [2021-04-28 23:07:31,074 INFO L132 encePairwiseOnDemand]: 330/339 looper letters, 2 selfloop transitions, 18 changer transitions 8/65 dead transitions. [2021-04-28 23:07:31,075 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 65 transitions, 483 flow [2021-04-28 23:07:31,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 23:07:31,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 23:07:31,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1456 transitions. [2021-04-28 23:07:31,084 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6135693215339233 [2021-04-28 23:07:31,084 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1456 transitions. [2021-04-28 23:07:31,084 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1456 transitions. [2021-04-28 23:07:31,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:07:31,086 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1456 transitions. [2021-04-28 23:07:31,090 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 208.0) internal successors, (1456), 7 states have internal predecessors, (1456), 0 states have call successors, (0), 0 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 23:07:31,095 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 339.0) internal successors, (2712), 8 states have internal predecessors, (2712), 0 states have call successors, (0), 0 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 23:07:31,096 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 339.0) internal successors, (2712), 8 states have internal predecessors, (2712), 0 states have call successors, (0), 0 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 23:07:31,097 INFO L185 Difference]: Start difference. First operand has 68 places, 63 transitions, 447 flow. Second operand 7 states and 1456 transitions. [2021-04-28 23:07:31,097 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 65 transitions, 483 flow [2021-04-28 23:07:31,100 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 65 transitions, 429 flow, removed 11 selfloop flow, removed 9 redundant places. [2021-04-28 23:07:31,102 INFO L241 Difference]: Finished difference. Result has 68 places, 57 transitions, 393 flow [2021-04-28 23:07:31,102 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=339, PETRI_DIFFERENCE_MINUEND_FLOW=343, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=393, PETRI_PLACES=68, PETRI_TRANSITIONS=57} [2021-04-28 23:07:31,102 INFO L343 CegarLoopForPetriNet]: 121 programPoint places, -53 predicate places. [2021-04-28 23:07:31,103 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:07:31,103 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 68 places, 57 transitions, 393 flow [2021-04-28 23:07:31,103 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 68 places, 57 transitions, 393 flow [2021-04-28 23:07:31,104 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 57 transitions, 393 flow [2021-04-28 23:07:31,135 INFO L129 PetriNetUnfolder]: 23/157 cut-off events. [2021-04-28 23:07:31,135 INFO L130 PetriNetUnfolder]: For 169/199 co-relation queries the response was YES. [2021-04-28 23:07:31,136 INFO L84 FinitePrefix]: Finished finitePrefix Result has 578 conditions, 157 events. 23/157 cut-off events. For 169/199 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 879 event pairs, 0 based on Foata normal form. 0/121 useless extension candidates. Maximal degree in co-relation 555. Up to 68 conditions per place. [2021-04-28 23:07:31,138 INFO L146 LiptonReduction]: Number of co-enabled transitions 264 [2021-04-28 23:07:31,148 INFO L158 LiptonReduction]: Checked pairs total: 120 [2021-04-28 23:07:31,148 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:07:31,148 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 45 [2021-04-28 23:07:31,149 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 57 transitions, 393 flow [2021-04-28 23:07:31,150 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 204.8) internal successors, (1024), 5 states have internal predecessors, (1024), 0 states have call successors, (0), 0 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 23:07:31,150 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:07:31,150 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:07:31,150 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-04-28 23:07:31,151 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:07:31,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:07:31,151 INFO L82 PathProgramCache]: Analyzing trace with hash 830474628, now seen corresponding path program 1 times [2021-04-28 23:07:31,151 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:07:31,152 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255808654] [2021-04-28 23:07:31,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:07:31,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:07:31,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:07:31,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 23:07:31,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:07:31,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:07:31,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:07:31,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:07:31,242 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 23:07:31,243 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255808654] [2021-04-28 23:07:31,243 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:07:31,243 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 23:07:31,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042362313] [2021-04-28 23:07:31,243 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 23:07:31,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:07:31,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 23:07:31,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 23:07:31,246 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 339 [2021-04-28 23:07:31,247 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 57 transitions, 393 flow. Second operand has 4 states, 4 states have (on average 186.0) internal successors, (744), 4 states have internal predecessors, (744), 0 states have call successors, (0), 0 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 23:07:31,247 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:07:31,247 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 339 [2021-04-28 23:07:31,247 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:07:31,339 INFO L129 PetriNetUnfolder]: 34/231 cut-off events. [2021-04-28 23:07:31,340 INFO L130 PetriNetUnfolder]: For 319/328 co-relation queries the response was YES. [2021-04-28 23:07:31,341 INFO L84 FinitePrefix]: Finished finitePrefix Result has 892 conditions, 231 events. 34/231 cut-off events. For 319/328 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 1503 event pairs, 0 based on Foata normal form. 9/181 useless extension candidates. Maximal degree in co-relation 867. Up to 104 conditions per place. [2021-04-28 23:07:31,341 INFO L132 encePairwiseOnDemand]: 336/339 looper letters, 3 selfloop transitions, 1 changer transitions 21/58 dead transitions. [2021-04-28 23:07:31,342 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 58 transitions, 405 flow [2021-04-28 23:07:31,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 23:07:31,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 23:07:31,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 746 transitions. [2021-04-28 23:07:31,349 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5501474926253688 [2021-04-28 23:07:31,350 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 746 transitions. [2021-04-28 23:07:31,350 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 746 transitions. [2021-04-28 23:07:31,350 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:07:31,351 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 746 transitions. [2021-04-28 23:07:31,352 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 186.5) internal successors, (746), 4 states have internal predecessors, (746), 0 states have call successors, (0), 0 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 23:07:31,355 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 339.0) internal successors, (1695), 5 states have internal predecessors, (1695), 0 states have call successors, (0), 0 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 23:07:31,356 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 339.0) internal successors, (1695), 5 states have internal predecessors, (1695), 0 states have call successors, (0), 0 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 23:07:31,356 INFO L185 Difference]: Start difference. First operand has 67 places, 57 transitions, 393 flow. Second operand 4 states and 746 transitions. [2021-04-28 23:07:31,356 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 58 transitions, 405 flow [2021-04-28 23:07:31,363 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 58 transitions, 344 flow, removed 14 selfloop flow, removed 7 redundant places. [2021-04-28 23:07:31,364 INFO L241 Difference]: Finished difference. Result has 65 places, 37 transitions, 201 flow [2021-04-28 23:07:31,365 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=339, PETRI_DIFFERENCE_MINUEND_FLOW=332, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=201, PETRI_PLACES=65, PETRI_TRANSITIONS=37} [2021-04-28 23:07:31,365 INFO L343 CegarLoopForPetriNet]: 121 programPoint places, -56 predicate places. [2021-04-28 23:07:31,365 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:07:31,365 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 65 places, 37 transitions, 201 flow [2021-04-28 23:07:31,366 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 65 places, 37 transitions, 201 flow [2021-04-28 23:07:31,366 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 54 places, 37 transitions, 201 flow [2021-04-28 23:07:31,386 INFO L129 PetriNetUnfolder]: 11/109 cut-off events. [2021-04-28 23:07:31,387 INFO L130 PetriNetUnfolder]: For 81/84 co-relation queries the response was YES. [2021-04-28 23:07:31,387 INFO L84 FinitePrefix]: Finished finitePrefix Result has 326 conditions, 109 events. 11/109 cut-off events. For 81/84 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 566 event pairs, 0 based on Foata normal form. 0/79 useless extension candidates. Maximal degree in co-relation 307. Up to 43 conditions per place. [2021-04-28 23:07:31,388 INFO L146 LiptonReduction]: Number of co-enabled transitions 118 [2021-04-28 23:07:32,420 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-04-28 23:07:32,729 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-04-28 23:07:34,078 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2021-04-28 23:07:34,604 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-28 23:07:34,979 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2021-04-28 23:07:35,436 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2021-04-28 23:07:35,566 INFO L158 LiptonReduction]: Checked pairs total: 29 [2021-04-28 23:07:35,566 INFO L160 LiptonReduction]: Total number of compositions: 3 [2021-04-28 23:07:35,567 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4202 [2021-04-28 23:07:35,568 INFO L480 AbstractCegarLoop]: Abstraction has has 54 places, 37 transitions, 210 flow [2021-04-28 23:07:35,569 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 186.0) internal successors, (744), 4 states have internal predecessors, (744), 0 states have call successors, (0), 0 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 23:07:35,569 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:07:35,569 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:07:35,569 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-04-28 23:07:35,569 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:07:35,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:07:35,570 INFO L82 PathProgramCache]: Analyzing trace with hash -1924308959, now seen corresponding path program 1 times [2021-04-28 23:07:35,570 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:07:35,570 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934051079] [2021-04-28 23:07:35,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:07:35,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:07:35,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:07:35,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:07:35,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:07:35,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-28 23:07:35,917 INFO L142 QuantifierPusher]: treesize reduction 39, result has 63.6 percent of original size [2021-04-28 23:07:35,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-04-28 23:07:36,142 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 24 [2021-04-28 23:07:36,162 INFO L142 QuantifierPusher]: treesize reduction 124, result has 60.8 percent of original size [2021-04-28 23:07:36,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 192 [2021-04-28 23:07:36,635 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 38 [2021-04-28 23:07:36,640 INFO L142 QuantifierPusher]: treesize reduction 38, result has 46.5 percent of original size [2021-04-28 23:07:36,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-28 23:07:36,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:07:36,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-28 23:07:36,824 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 23:07:36,825 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934051079] [2021-04-28 23:07:36,825 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:07:36,825 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-28 23:07:36,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995369535] [2021-04-28 23:07:36,825 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-28 23:07:36,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:07:36,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-28 23:07:36,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-04-28 23:07:36,832 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 147 out of 342 [2021-04-28 23:07:36,834 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 37 transitions, 210 flow. Second operand has 8 states, 8 states have (on average 148.25) internal successors, (1186), 8 states have internal predecessors, (1186), 0 states have call successors, (0), 0 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 23:07:36,834 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:07:36,834 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 147 of 342 [2021-04-28 23:07:36,836 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:07:37,363 INFO L129 PetriNetUnfolder]: 21/159 cut-off events. [2021-04-28 23:07:37,363 INFO L130 PetriNetUnfolder]: For 235/282 co-relation queries the response was YES. [2021-04-28 23:07:37,364 INFO L84 FinitePrefix]: Finished finitePrefix Result has 516 conditions, 159 events. 21/159 cut-off events. For 235/282 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 931 event pairs, 0 based on Foata normal form. 26/135 useless extension candidates. Maximal degree in co-relation 495. Up to 73 conditions per place. [2021-04-28 23:07:37,364 INFO L132 encePairwiseOnDemand]: 333/342 looper letters, 6 selfloop transitions, 10 changer transitions 6/43 dead transitions. [2021-04-28 23:07:37,365 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 43 transitions, 283 flow [2021-04-28 23:07:37,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-28 23:07:37,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-28 23:07:37,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1197 transitions. [2021-04-28 23:07:37,375 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4375 [2021-04-28 23:07:37,375 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1197 transitions. [2021-04-28 23:07:37,375 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1197 transitions. [2021-04-28 23:07:37,376 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:07:37,377 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1197 transitions. [2021-04-28 23:07:37,379 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 149.625) internal successors, (1197), 8 states have internal predecessors, (1197), 0 states have call successors, (0), 0 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 23:07:37,384 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 342.0) internal successors, (3078), 9 states have internal predecessors, (3078), 0 states have call successors, (0), 0 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 23:07:37,385 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 342.0) internal successors, (3078), 9 states have internal predecessors, (3078), 0 states have call successors, (0), 0 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 23:07:37,385 INFO L185 Difference]: Start difference. First operand has 54 places, 37 transitions, 210 flow. Second operand 8 states and 1197 transitions. [2021-04-28 23:07:37,385 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 43 transitions, 283 flow [2021-04-28 23:07:37,387 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 43 transitions, 241 flow, removed 5 selfloop flow, removed 11 redundant places. [2021-04-28 23:07:37,389 INFO L241 Difference]: Finished difference. Result has 54 places, 37 transitions, 209 flow [2021-04-28 23:07:37,389 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=342, PETRI_DIFFERENCE_MINUEND_FLOW=177, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=209, PETRI_PLACES=54, PETRI_TRANSITIONS=37} [2021-04-28 23:07:37,389 INFO L343 CegarLoopForPetriNet]: 121 programPoint places, -67 predicate places. [2021-04-28 23:07:37,389 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:07:37,389 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 54 places, 37 transitions, 209 flow [2021-04-28 23:07:37,390 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 54 places, 37 transitions, 209 flow [2021-04-28 23:07:37,390 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 52 places, 37 transitions, 209 flow [2021-04-28 23:07:37,409 INFO L129 PetriNetUnfolder]: 12/99 cut-off events. [2021-04-28 23:07:37,410 INFO L130 PetriNetUnfolder]: For 46/46 co-relation queries the response was YES. [2021-04-28 23:07:37,410 INFO L84 FinitePrefix]: Finished finitePrefix Result has 299 conditions, 99 events. 12/99 cut-off events. For 46/46 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 524 event pairs, 0 based on Foata normal form. 0/73 useless extension candidates. Maximal degree in co-relation 281. Up to 43 conditions per place. [2021-04-28 23:07:37,411 INFO L146 LiptonReduction]: Number of co-enabled transitions 72 [2021-04-28 23:07:39,397 WARN L205 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 242 DAG size of output: 160 [2021-04-28 23:07:39,927 WARN L205 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-04-28 23:07:43,872 WARN L205 SmtUtils]: Spent 3.94 s on a formula simplification. DAG size of input: 329 DAG size of output: 225 [2021-04-28 23:07:44,943 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 197 [2021-04-28 23:07:45,256 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-28 23:07:45,587 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-04-28 23:07:46,197 WARN L205 SmtUtils]: Spent 608.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-28 23:07:46,787 WARN L205 SmtUtils]: Spent 588.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 23:07:46,794 INFO L158 LiptonReduction]: Checked pairs total: 4 [2021-04-28 23:07:46,794 INFO L160 LiptonReduction]: Total number of compositions: 2 [2021-04-28 23:07:46,794 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9405 [2021-04-28 23:07:46,795 INFO L480 AbstractCegarLoop]: Abstraction has has 53 places, 38 transitions, 225 flow [2021-04-28 23:07:46,796 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 148.25) internal successors, (1186), 8 states have internal predecessors, (1186), 0 states have call successors, (0), 0 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 23:07:46,796 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:07:46,796 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:07:46,796 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-04-28 23:07:46,797 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:07:46,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:07:46,797 INFO L82 PathProgramCache]: Analyzing trace with hash 2068896388, now seen corresponding path program 1 times [2021-04-28 23:07:46,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:07:46,797 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80106793] [2021-04-28 23:07:46,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:07:46,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:07:47,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:07:47,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:07:47,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:07:47,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:07:47,040 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-04-28 23:07:47,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-28 23:07:47,142 INFO L142 QuantifierPusher]: treesize reduction 19, result has 77.1 percent of original size [2021-04-28 23:07:47,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-04-28 23:07:47,309 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 22 [2021-04-28 23:07:47,321 INFO L142 QuantifierPusher]: treesize reduction 179, result has 23.8 percent of original size [2021-04-28 23:07:47,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-28 23:07:47,529 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 28 [2021-04-28 23:07:47,555 INFO L142 QuantifierPusher]: treesize reduction 776, result has 47.8 percent of original size [2021-04-28 23:07:47,564 INFO L147 QuantifierPusher]: treesize reduction 176, result has 75.2 percent of original size 534 [2021-04-28 23:07:48,252 WARN L205 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 36 [2021-04-28 23:07:48,256 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size [2021-04-28 23:07:48,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-28 23:07:48,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:07:48,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-28 23:07:48,487 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 23:07:48,488 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80106793] [2021-04-28 23:07:48,488 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:07:48,488 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-04-28 23:07:48,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935076879] [2021-04-28 23:07:48,489 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-28 23:07:48,489 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:07:48,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-28 23:07:48,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-04-28 23:07:48,492 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 141 out of 344 [2021-04-28 23:07:48,494 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 38 transitions, 225 flow. Second operand has 9 states, 9 states have (on average 142.11111111111111) internal successors, (1279), 9 states have internal predecessors, (1279), 0 states have call successors, (0), 0 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 23:07:48,494 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:07:48,494 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 141 of 344 [2021-04-28 23:07:48,494 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:07:48,903 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 31 [2021-04-28 23:07:49,559 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2021-04-28 23:07:49,635 INFO L129 PetriNetUnfolder]: 12/92 cut-off events. [2021-04-28 23:07:49,635 INFO L130 PetriNetUnfolder]: For 121/145 co-relation queries the response was YES. [2021-04-28 23:07:49,636 INFO L84 FinitePrefix]: Finished finitePrefix Result has 308 conditions, 92 events. 12/92 cut-off events. For 121/145 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 440 event pairs, 0 based on Foata normal form. 21/84 useless extension candidates. Maximal degree in co-relation 288. Up to 43 conditions per place. [2021-04-28 23:07:49,636 INFO L132 encePairwiseOnDemand]: 335/344 looper letters, 0 selfloop transitions, 0 changer transitions 37/37 dead transitions. [2021-04-28 23:07:49,636 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 37 transitions, 252 flow [2021-04-28 23:07:49,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-28 23:07:49,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-28 23:07:49,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1141 transitions. [2021-04-28 23:07:49,646 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.41460755813953487 [2021-04-28 23:07:49,646 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1141 transitions. [2021-04-28 23:07:49,647 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1141 transitions. [2021-04-28 23:07:49,648 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:07:49,648 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1141 transitions. [2021-04-28 23:07:49,663 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 142.625) internal successors, (1141), 8 states have internal predecessors, (1141), 0 states have call successors, (0), 0 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 23:07:49,677 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 344.0) internal successors, (3096), 9 states have internal predecessors, (3096), 0 states have call successors, (0), 0 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 23:07:49,680 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 344.0) internal successors, (3096), 9 states have internal predecessors, (3096), 0 states have call successors, (0), 0 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 23:07:49,681 INFO L185 Difference]: Start difference. First operand has 53 places, 38 transitions, 225 flow. Second operand 8 states and 1141 transitions. [2021-04-28 23:07:49,681 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 37 transitions, 252 flow [2021-04-28 23:07:49,683 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 37 transitions, 207 flow, removed 6 selfloop flow, removed 9 redundant places. [2021-04-28 23:07:49,684 INFO L241 Difference]: Finished difference. Result has 49 places, 0 transitions, 0 flow [2021-04-28 23:07:49,684 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=344, PETRI_DIFFERENCE_MINUEND_FLOW=175, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=0, PETRI_PLACES=49, PETRI_TRANSITIONS=0} [2021-04-28 23:07:49,684 INFO L343 CegarLoopForPetriNet]: 121 programPoint places, -72 predicate places. [2021-04-28 23:07:49,684 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:07:49,685 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 0 transitions, 0 flow [2021-04-28 23:07:49,685 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 0 transitions, 0 flow [2021-04-28 23:07:49,685 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 0 places, 0 transitions, 0 flow [2021-04-28 23:07:49,685 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-04-28 23:07:49,685 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:07:49,686 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 23:07:49,686 INFO L146 LiptonReduction]: Number of co-enabled transitions 0 [2021-04-28 23:07:49,687 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-28 23:07:49,688 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:07:49,688 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4 [2021-04-28 23:07:49,689 INFO L480 AbstractCegarLoop]: Abstraction has has 0 places, 0 transitions, 0 flow [2021-04-28 23:07:49,691 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 142.11111111111111) internal successors, (1279), 9 states have internal predecessors, (1279), 0 states have call successors, (0), 0 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 23:07:49,691 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-04-28 23:07:49,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.04 11:07:49 BasicIcfg [2021-04-28 23:07:49,699 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-28 23:07:49,700 INFO L168 Benchmark]: Toolchain (without parser) took 277420.20 ms. Allocated memory was 302.0 MB in the beginning and 599.8 MB in the end (delta: 297.8 MB). Free memory was 276.1 MB in the beginning and 415.4 MB in the end (delta: -139.3 MB). Peak memory consumption was 159.8 MB. Max. memory is 16.0 GB. [2021-04-28 23:07:49,700 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 302.0 MB. Free memory is still 273.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-04-28 23:07:49,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 947.42 ms. Allocated memory is still 302.0 MB. Free memory was 272.9 MB in the beginning and 266.8 MB in the end (delta: 6.1 MB). Peak memory consumption was 25.3 MB. Max. memory is 16.0 GB. [2021-04-28 23:07:49,704 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.87 ms. Allocated memory is still 302.0 MB. Free memory was 266.8 MB in the beginning and 262.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-04-28 23:07:49,704 INFO L168 Benchmark]: Boogie Preprocessor took 122.16 ms. Allocated memory is still 302.0 MB. Free memory was 262.6 MB in the beginning and 259.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-04-28 23:07:49,704 INFO L168 Benchmark]: RCFGBuilder took 4734.68 ms. Allocated memory was 302.0 MB in the beginning and 385.9 MB in the end (delta: 83.9 MB). Free memory was 259.5 MB in the beginning and 252.1 MB in the end (delta: 7.3 MB). Peak memory consumption was 161.5 MB. Max. memory is 16.0 GB. [2021-04-28 23:07:49,705 INFO L168 Benchmark]: TraceAbstraction took 271391.37 ms. Allocated memory was 385.9 MB in the beginning and 599.8 MB in the end (delta: 213.9 MB). Free memory was 252.1 MB in the beginning and 415.4 MB in the end (delta: -163.3 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.0 GB. [2021-04-28 23:07:49,706 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 302.0 MB. Free memory is still 273.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 947.42 ms. Allocated memory is still 302.0 MB. Free memory was 272.9 MB in the beginning and 266.8 MB in the end (delta: 6.1 MB). Peak memory consumption was 25.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 169.87 ms. Allocated memory is still 302.0 MB. Free memory was 266.8 MB in the beginning and 262.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 122.16 ms. Allocated memory is still 302.0 MB. Free memory was 262.6 MB in the beginning and 259.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 4734.68 ms. Allocated memory was 302.0 MB in the beginning and 385.9 MB in the end (delta: 83.9 MB). Free memory was 259.5 MB in the beginning and 252.1 MB in the end (delta: 7.3 MB). Peak memory consumption was 161.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 271391.37 ms. Allocated memory was 385.9 MB in the beginning and 599.8 MB in the end (delta: 213.9 MB). Free memory was 252.1 MB in the beginning and 415.4 MB in the end (delta: -163.3 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 206799.5ms, 88 PlacesBefore, 121 PlacesAfterwards, 83 TransitionsBefore, 116 TransitionsAfterwards, 1124 CoEnabledTransitionPairs, 10 FixpointIterations, 180 TrivialSequentialCompositions, 70 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 251 TotalNumberOfCompositions, 14565 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3894, positive: 3589, positive conditional: 3589, positive unconditional: 0, negative: 305, negative conditional: 305, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1247, positive: 1202, positive conditional: 0, positive unconditional: 1202, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1247, positive: 1202, positive conditional: 0, positive unconditional: 1202, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1247, positive: 1188, positive conditional: 0, positive unconditional: 1188, negative: 59, negative conditional: 0, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1314, positive: 64, positive conditional: 0, positive unconditional: 64, negative: 1250, negative conditional: 0, negative unconditional: 1250, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3894, positive: 2387, positive conditional: 2387, positive unconditional: 0, negative: 260, negative conditional: 260, negative unconditional: 0, unknown: 1247, unknown conditional: 1247, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1247, Positive cache size: 1202, Positive conditional cache size: 1202, Positive unconditional cache size: 0, Negative cache size: 45, Negative conditional cache size: 45, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1203.4ms, 118 PlacesBefore, 40 PlacesAfterwards, 33 TransitionsBefore, 33 TransitionsAfterwards, 584 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 584 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 48, positive conditional: 48, 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: 15, positive conditional: 1, positive unconditional: 14, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 33, positive: 15, positive conditional: 1, positive unconditional: 14, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 33, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 18, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1182, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1182, negative conditional: 87, negative unconditional: 1095, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 76, positive: 33, positive conditional: 33, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 1217, Positive conditional cache size: 1217, Positive unconditional cache size: 0, Negative cache size: 63, Negative conditional cache size: 63, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 833.9ms, 41 PlacesBefore, 31 PlacesAfterwards, 23 TransitionsBefore, 23 TransitionsAfterwards, 248 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 330 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 101, positive: 74, positive conditional: 74, 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: 37, positive: 20, positive conditional: 2, positive unconditional: 18, negative: 17, negative conditional: 1, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 37, positive: 20, positive conditional: 2, positive unconditional: 18, negative: 17, negative conditional: 1, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 37, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 17, negative conditional: 1, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 822, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 805, negative conditional: 78, negative unconditional: 726, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 101, positive: 54, positive conditional: 54, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 37, unknown conditional: 37, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1317, Positive cache size: 1237, Positive conditional cache size: 1237, Positive unconditional cache size: 0, Negative cache size: 80, Negative conditional cache size: 80, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 784.0ms, 36 PlacesBefore, 36 PlacesAfterwards, 29 TransitionsBefore, 29 TransitionsAfterwards, 264 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 236 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 65, positive: 48, positive conditional: 48, positive unconditional: 0, negative: 17, negative conditional: 17, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 13, positive conditional: 4, positive unconditional: 9, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 20, positive: 13, positive conditional: 4, positive unconditional: 9, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 20, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 767, positive: 192, positive conditional: 192, positive unconditional: 0, negative: 575, negative conditional: 0, negative unconditional: 575, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 65, positive: 35, positive conditional: 35, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 20, unknown conditional: 20, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1337, Positive cache size: 1250, Positive conditional cache size: 1250, 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: 69.5ms, 43 PlacesBefore, 43 PlacesAfterwards, 39 TransitionsBefore, 39 TransitionsAfterwards, 272 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 214 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 34, positive: 20, positive conditional: 20, positive unconditional: 0, negative: 14, negative conditional: 14, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 7, positive conditional: 6, positive unconditional: 1, 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: 9, positive: 7, positive conditional: 6, positive unconditional: 1, 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: 9, positive: 7, positive conditional: 0, positive unconditional: 7, 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: 35, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 34, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 12, negative conditional: 12, negative unconditional: 0, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1346, Positive cache size: 1257, Positive conditional cache size: 1257, Positive unconditional cache size: 0, Negative cache size: 89, Negative conditional cache size: 89, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7827.5ms, 52 PlacesBefore, 52 PlacesAfterwards, 49 TransitionsBefore, 50 TransitionsAfterwards, 250 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 245 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 105, positive: 87, positive conditional: 87, positive unconditional: 0, negative: 18, negative conditional: 18, 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: 9, positive unconditional: 2, 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: 9, positive unconditional: 2, 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: 11, positive conditional: 0, positive unconditional: 11, 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: 85, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 105, positive: 76, positive conditional: 76, positive unconditional: 0, negative: 16, negative conditional: 16, negative unconditional: 0, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1359, Positive cache size: 1268, Positive conditional cache size: 1268, Positive unconditional cache size: 0, Negative cache size: 91, Negative conditional cache size: 91, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 23330.4ms, 62 PlacesBefore, 63 PlacesAfterwards, 55 TransitionsBefore, 57 TransitionsAfterwards, 304 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 248 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 137, positive: 119, positive conditional: 119, positive unconditional: 0, negative: 18, negative conditional: 18, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10, positive: 9, positive conditional: 0, positive unconditional: 9, 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: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 137, positive: 110, positive conditional: 110, positive unconditional: 0, negative: 17, negative conditional: 17, negative unconditional: 0, unknown: 10, unknown conditional: 10, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1369, Positive cache size: 1277, Positive conditional cache size: 1277, 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: 155.2ms, 70 PlacesBefore, 68 PlacesAfterwards, 63 TransitionsBefore, 63 TransitionsAfterwards, 320 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 154 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 94, positive: 83, positive conditional: 83, 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: 10, positive: 9, positive conditional: 8, positive unconditional: 1, 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: 10, positive: 9, positive conditional: 8, positive unconditional: 1, 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: 10, positive: 9, positive conditional: 0, positive unconditional: 9, 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: 59, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 59, negative conditional: 59, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 94, positive: 74, positive conditional: 74, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 10, unknown conditional: 10, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1379, Positive cache size: 1286, Positive conditional cache size: 1286, 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: 44.8ms, 68 PlacesBefore, 67 PlacesAfterwards, 57 TransitionsBefore, 57 TransitionsAfterwards, 264 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 120 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 106, positive: 96, positive conditional: 96, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18, positive: 17, positive conditional: 16, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 18, positive: 17, positive conditional: 16, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 18, positive: 17, positive conditional: 0, positive unconditional: 17, 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: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 106, positive: 79, positive conditional: 79, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1397, Positive cache size: 1303, Positive conditional cache size: 1303, Positive unconditional cache size: 0, Negative cache size: 94, Negative conditional cache size: 94, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4200.5ms, 65 PlacesBefore, 54 PlacesAfterwards, 37 TransitionsBefore, 37 TransitionsAfterwards, 118 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 3 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 29 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 22, positive: 21, positive conditional: 21, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 13, positive conditional: 13, 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: 14, positive: 13, positive conditional: 13, 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: 14, positive: 13, positive conditional: 0, positive unconditional: 13, 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: 37, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 37, negative conditional: 37, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 22, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1411, Positive cache size: 1316, Positive conditional cache size: 1316, 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: 9404.5ms, 54 PlacesBefore, 53 PlacesAfterwards, 37 TransitionsBefore, 38 TransitionsAfterwards, 72 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 4 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 4, 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: 4, positive: 4, positive conditional: 4, 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: 4, positive: 4, positive conditional: 4, 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: 4, positive: 4, positive conditional: 0, positive unconditional: 4, 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: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1415, Positive cache size: 1320, Positive conditional cache size: 1320, 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: 2.8ms, 49 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): 1415, Positive cache size: 1320, Positive conditional cache size: 1320, Positive unconditional cache size: 0, Negative cache size: 95, Negative conditional cache size: 95, Negative unconditional cache size: 0 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 84 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 19.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 271087.1ms, OverallIterations: 11, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 8827.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 206998.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 57 SDtfs, 24 SDslu, 18 SDs, 0 SdLazy, 595 SolverSat, 179 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2535.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 8108.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=447occurred in iteration=7, InterpolantAutomatonStates: 72, 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: 54.5ms SsaConstructionTime, 756.6ms SatisfiabilityAnalysisTime, 6218.0ms InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 127 ConstructedInterpolants, 0 QuantifiedInterpolants, 1720 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...