/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/mix026_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-28 19:14:04,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-28 19:14:04,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-28 19:14:04,479 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-28 19:14:04,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-28 19:14:04,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-28 19:14:04,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-28 19:14:04,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-28 19:14:04,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-28 19:14:04,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-28 19:14:04,531 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-28 19:14:04,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-28 19:14:04,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-28 19:14:04,541 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-28 19:14:04,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-28 19:14:04,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-28 19:14:04,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-28 19:14:04,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-28 19:14:04,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-28 19:14:04,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-28 19:14:04,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-28 19:14:04,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-28 19:14:04,603 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-28 19:14:04,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-28 19:14:04,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-28 19:14:04,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-28 19:14:04,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-28 19:14:04,637 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-28 19:14:04,639 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 19:14:04,730 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-28 19:14:04,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-28 19:14:04,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-28 19:14:04,740 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-28 19:14:04,741 INFO L138 SettingsManager]: * Use SBE=true [2021-04-28 19:14:04,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-28 19:14:04,741 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-28 19:14:04,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-28 19:14:04,742 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-28 19:14:04,742 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-28 19:14:04,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-28 19:14:04,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-28 19:14:04,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-28 19:14:04,746 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-28 19:14:04,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-28 19:14:04,746 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-28 19:14:04,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-28 19:14:04,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-28 19:14:04,747 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-28 19:14:04,747 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-28 19:14:04,748 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-28 19:14:04,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-28 19:14:04,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-28 19:14:04,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-28 19:14:04,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-28 19:14:04,749 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-28 19:14:04,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-28 19:14:04,749 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-28 19:14:04,750 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-28 19:14:04,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-28 19:14:04,750 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-28 19:14:05,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-28 19:14:05,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-28 19:14:05,422 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-28 19:14:05,425 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-28 19:14:05,427 INFO L275 PluginConnector]: CDTParser initialized [2021-04-28 19:14:05,429 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix026_rmo.oepc.i [2021-04-28 19:14:05,578 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d70ce6a23/c78b1b50905547479ed944fe9c5268d3/FLAG3a9d2c6e6 [2021-04-28 19:14:06,747 INFO L306 CDTParser]: Found 1 translation units. [2021-04-28 19:14:06,748 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix026_rmo.oepc.i [2021-04-28 19:14:06,777 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d70ce6a23/c78b1b50905547479ed944fe9c5268d3/FLAG3a9d2c6e6 [2021-04-28 19:14:06,803 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d70ce6a23/c78b1b50905547479ed944fe9c5268d3 [2021-04-28 19:14:06,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-28 19:14:06,884 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-28 19:14:06,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-28 19:14:06,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-28 19:14:06,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-28 19:14:06,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 07:14:06" (1/1) ... [2021-04-28 19:14:06,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@506e78a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:14:06, skipping insertion in model container [2021-04-28 19:14:06,900 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 07:14:06" (1/1) ... [2021-04-28 19:14:06,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-28 19:14:06,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-28 19:14:07,293 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/mix026_rmo.oepc.i[949,962] [2021-04-28 19:14:07,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 19:14:07,803 INFO L203 MainTranslator]: Completed pre-run [2021-04-28 19:14:07,828 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/mix026_rmo.oepc.i[949,962] [2021-04-28 19:14:07,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 19:14:08,118 INFO L208 MainTranslator]: Completed translation [2021-04-28 19:14:08,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:14:08 WrapperNode [2021-04-28 19:14:08,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-28 19:14:08,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-28 19:14:08,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-28 19:14:08,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-28 19:14:08,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:14:08" (1/1) ... [2021-04-28 19:14:08,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:14:08" (1/1) ... [2021-04-28 19:14:08,229 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-28 19:14:08,232 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-28 19:14:08,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-28 19:14:08,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-28 19:14:08,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:14:08" (1/1) ... [2021-04-28 19:14:08,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:14:08" (1/1) ... [2021-04-28 19:14:08,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:14:08" (1/1) ... [2021-04-28 19:14:08,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:14:08" (1/1) ... [2021-04-28 19:14:08,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:14:08" (1/1) ... [2021-04-28 19:14:08,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:14:08" (1/1) ... [2021-04-28 19:14:08,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:14:08" (1/1) ... [2021-04-28 19:14:08,340 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-28 19:14:08,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-28 19:14:08,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-28 19:14:08,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-28 19:14:08,345 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:14:08" (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 19:14:08,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-28 19:14:08,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-04-28 19:14:08,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-28 19:14:08,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-28 19:14:08,513 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-04-28 19:14:08,514 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-04-28 19:14:08,516 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-04-28 19:14:08,516 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-04-28 19:14:08,517 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-04-28 19:14:08,517 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-04-28 19:14:08,517 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-04-28 19:14:08,518 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-04-28 19:14:08,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-28 19:14:08,518 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-04-28 19:14:08,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-28 19:14:08,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-28 19:14:08,522 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 19:14:12,536 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-28 19:14:12,536 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-04-28 19:14:12,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 07:14:12 BoogieIcfgContainer [2021-04-28 19:14:12,539 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-28 19:14:12,541 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-28 19:14:12,542 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-28 19:14:12,548 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-28 19:14:12,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.04 07:14:06" (1/3) ... [2021-04-28 19:14:12,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c8b3986 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 07:14:12, skipping insertion in model container [2021-04-28 19:14:12,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:14:08" (2/3) ... [2021-04-28 19:14:12,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c8b3986 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 07:14:12, skipping insertion in model container [2021-04-28 19:14:12,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 07:14:12" (3/3) ... [2021-04-28 19:14:12,555 INFO L111 eAbstractionObserver]: Analyzing ICFG mix026_rmo.oepc.i [2021-04-28 19:14:12,566 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-28 19:14:12,577 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-04-28 19:14:12,579 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-28 19:14:12,640 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,641 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,641 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,642 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,642 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,642 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,642 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,643 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,643 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,643 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,644 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,644 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,645 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,645 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,645 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,645 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,646 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,646 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,646 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,647 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,647 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,647 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,647 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,648 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,649 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,649 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,649 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,649 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,649 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,649 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,651 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,651 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,651 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,652 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,652 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,652 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,652 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,653 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,653 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,653 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,653 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,653 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,654 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,654 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,654 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,654 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,654 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,654 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,655 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,655 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,656 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,656 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,656 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,656 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,657 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,657 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,658 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,658 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,658 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,659 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,659 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,660 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,660 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,660 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,661 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,661 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,661 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,661 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,662 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,662 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,662 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,662 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,663 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,663 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,663 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,664 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,664 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,664 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,664 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,664 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,665 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,665 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,666 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,667 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,667 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,667 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,668 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,668 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,668 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,668 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,669 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,669 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,669 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,670 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,670 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,670 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,671 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,671 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,671 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,671 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,671 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,672 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,672 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,672 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,672 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,672 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,673 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,673 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,673 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,673 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,673 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,674 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,674 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,674 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,674 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,675 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,675 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,675 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,675 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,675 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,676 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,676 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,676 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,676 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,676 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,676 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,676 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,677 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,677 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,677 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,677 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,677 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,680 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,680 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,681 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,681 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,681 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,681 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,681 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,682 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,682 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,682 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,682 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,682 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,682 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,683 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,683 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,683 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,683 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,683 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,684 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,684 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,684 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,685 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,685 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,685 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,685 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,685 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,687 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,687 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,687 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,687 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,687 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,688 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,688 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,691 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,692 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,692 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,693 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,693 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,693 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,693 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,694 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,695 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,695 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,695 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,695 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,696 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,696 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,697 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,697 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,697 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,697 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,700 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,700 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,700 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,700 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,701 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,701 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,701 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,701 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,701 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,701 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,702 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,702 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,706 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,706 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,707 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,707 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,707 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,707 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,711 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,711 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,712 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,712 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,712 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,719 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,720 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,720 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,721 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,721 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,721 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,721 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,722 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,722 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,722 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,722 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,722 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,723 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,723 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,723 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,723 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,723 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,724 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,724 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,724 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,724 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,724 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,725 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,725 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,725 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,725 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,725 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,726 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,726 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,726 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,726 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:14:12,728 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-04-28 19:14:12,759 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-04-28 19:14:12,804 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-28 19:14:12,805 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-28 19:14:12,805 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-28 19:14:12,805 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-28 19:14:12,805 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-28 19:14:12,805 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-28 19:14:12,806 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-28 19:14:12,806 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-28 19:14:12,831 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 129 places, 118 transitions, 256 flow [2021-04-28 19:14:12,914 INFO L129 PetriNetUnfolder]: 2/114 cut-off events. [2021-04-28 19:14:12,915 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:14:12,923 INFO L84 FinitePrefix]: Finished finitePrefix Result has 127 conditions, 114 events. 2/114 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 87 event pairs, 0 based on Foata normal form. 0/110 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2021-04-28 19:14:12,924 INFO L82 GeneralOperation]: Start removeDead. Operand has 129 places, 118 transitions, 256 flow [2021-04-28 19:14:12,936 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 125 places, 114 transitions, 240 flow [2021-04-28 19:14:12,939 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:14:12,968 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 125 places, 114 transitions, 240 flow [2021-04-28 19:14:12,974 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 125 places, 114 transitions, 240 flow [2021-04-28 19:14:12,978 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 125 places, 114 transitions, 240 flow [2021-04-28 19:14:13,053 INFO L129 PetriNetUnfolder]: 2/114 cut-off events. [2021-04-28 19:14:13,053 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:14:13,055 INFO L84 FinitePrefix]: Finished finitePrefix Result has 127 conditions, 114 events. 2/114 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 88 event pairs, 0 based on Foata normal form. 0/110 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2021-04-28 19:14:13,066 INFO L146 LiptonReduction]: Number of co-enabled transitions 2774 [2021-04-28 19:14:15,222 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2021-04-28 19:14:18,380 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-04-28 19:14:18,538 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 19:14:19,271 WARN L205 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 88 [2021-04-28 19:14:19,564 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 19:14:20,326 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2021-04-28 19:14:20,482 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2021-04-28 19:14:20,679 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2021-04-28 19:14:20,840 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2021-04-28 19:14:20,995 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2021-04-28 19:14:21,172 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2021-04-28 19:14:21,325 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-28 19:14:21,468 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-28 19:14:27,840 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2021-04-28 19:14:30,025 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 19:14:30,365 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 19:14:30,470 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 19:14:30,575 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 19:14:30,677 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 19:14:30,792 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 19:14:30,901 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 19:14:31,007 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 19:14:31,123 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 19:14:32,971 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 19:14:33,272 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:34,522 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 19:14:38,233 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 19:14:40,739 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:40,941 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:41,046 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:41,177 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 19:14:41,309 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 19:14:41,439 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 19:14:41,581 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 19:14:41,702 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 19:14:41,818 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 19:14:41,935 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 19:14:42,061 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 19:14:42,185 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 19:14:42,306 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 19:14:42,428 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 19:14:42,550 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 19:14:43,199 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 19:14:43,977 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-28 19:14:44,134 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-28 19:14:44,286 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-28 19:14:44,436 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-28 19:14:44,850 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-28 19:14:45,045 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-28 19:14:45,236 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-28 19:14:45,402 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-28 19:14:45,532 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 19:14:45,650 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 19:14:46,468 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 19:14:48,897 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 19:14:49,008 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 19:14:49,160 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 19:14:49,267 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 19:14:49,469 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 19:14:49,572 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 19:14:49,676 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 19:14:50,453 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:50,563 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:50,680 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:50,792 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:51,222 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 19:14:51,361 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 19:14:51,506 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 19:14:51,646 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 19:14:52,024 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 19:14:52,161 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 19:14:52,294 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 19:14:52,436 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 19:14:52,569 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 19:14:52,673 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:52,776 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:52,880 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:52,985 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:53,104 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 19:14:53,219 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 19:14:53,343 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 19:14:53,466 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 19:14:53,658 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-28 19:14:53,818 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-28 19:14:53,983 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-28 19:14:54,143 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-28 19:14:54,262 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:54,382 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:54,500 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:54,618 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:54,735 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:54,850 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:54,965 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:55,103 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:55,557 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:55,684 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:55,811 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:55,939 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:14:56,355 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-28 19:14:56,532 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-28 19:14:56,712 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-28 19:14:56,891 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-28 19:14:57,005 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 19:14:57,114 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 19:14:57,224 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 19:14:57,339 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 19:14:57,494 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 19:14:57,646 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 19:14:57,799 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 19:14:57,950 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 19:14:58,185 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:14:58,421 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:14:58,687 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:14:58,927 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:14:59,156 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 19:14:59,384 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 19:14:59,607 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 19:14:59,822 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 19:15:00,011 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:15:00,201 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:15:00,405 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:15:00,609 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:15:00,792 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 19:15:00,975 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 19:15:01,163 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 19:15:01,354 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 19:15:01,524 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:15:01,704 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:15:01,882 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:15:02,062 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:15:02,637 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 19:15:02,847 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 19:15:03,052 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 19:15:03,256 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 19:15:03,470 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 19:15:03,676 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 19:15:03,890 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 19:15:04,110 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 19:15:04,311 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 19:15:04,510 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 19:15:04,707 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 19:15:04,897 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 19:15:05,080 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 19:15:05,257 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 19:15:05,433 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 19:15:05,617 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 19:15:05,820 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:15:06,025 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:15:06,221 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:15:06,441 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:15:06,674 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:15:06,903 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:15:07,134 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:15:07,352 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:15:07,527 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 19:15:07,698 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 19:15:07,872 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 19:15:08,043 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 19:15:08,296 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 19:15:08,532 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 19:15:08,783 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 19:15:09,033 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 19:15:09,215 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:15:09,395 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:15:09,578 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:15:09,758 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:15:09,934 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:15:10,115 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:15:10,324 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:15:10,513 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:15:10,767 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:15:10,951 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:15:11,136 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:15:11,317 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:15:11,950 WARN L205 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 119 [2021-04-28 19:15:12,244 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-04-28 19:15:12,881 WARN L205 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 119 [2021-04-28 19:15:13,179 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-04-28 19:15:13,431 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:15:13,673 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:15:13,916 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:15:14,163 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:15:14,404 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 19:15:14,658 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 19:15:14,917 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 19:15:15,173 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 19:15:15,424 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 19:15:15,676 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 19:15:15,924 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 19:15:16,181 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 19:15:16,852 WARN L205 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-04-28 19:15:17,179 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-28 19:15:17,845 WARN L205 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-04-28 19:15:18,166 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-28 19:15:18,406 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 19:15:18,643 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 19:15:18,900 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 19:15:19,149 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 19:15:19,686 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 19:15:19,842 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 19:15:20,002 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 19:15:20,158 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 19:15:20,218 INFO L158 LiptonReduction]: Checked pairs total: 30621 [2021-04-28 19:15:20,219 INFO L160 LiptonReduction]: Total number of compositions: 309 [2021-04-28 19:15:20,227 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 67290 [2021-04-28 19:15:20,261 INFO L129 PetriNetUnfolder]: 0/67 cut-off events. [2021-04-28 19:15:20,261 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:15:20,262 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:15:20,263 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2021-04-28 19:15:20,264 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:15:20,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:15:20,274 INFO L82 PathProgramCache]: Analyzing trace with hash 1417001, now seen corresponding path program 1 times [2021-04-28 19:15:20,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:15:20,291 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121460377] [2021-04-28 19:15:20,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:15:20,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:15:20,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:15:20,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:15:20,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:15:20,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121460377] [2021-04-28 19:15:20,772 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:15:20,772 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 19:15:20,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915093046] [2021-04-28 19:15:20,790 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 19:15:20,790 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:15:20,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 19:15:20,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 19:15:20,818 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 427 [2021-04-28 19:15:20,831 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 146 transitions, 304 flow. Second operand has 3 states, 3 states have (on average 320.6666666666667) internal successors, (962), 3 states have internal predecessors, (962), 0 states have call successors, (0), 0 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 19:15:20,831 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:15:20,831 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 427 [2021-04-28 19:15:20,834 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:15:21,283 INFO L129 PetriNetUnfolder]: 133/827 cut-off events. [2021-04-28 19:15:21,283 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:15:21,295 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1065 conditions, 827 events. 133/827 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 140. Compared 7347 event pairs, 110 based on Foata normal form. 69/345 useless extension candidates. Maximal degree in co-relation 973. Up to 153 conditions per place. [2021-04-28 19:15:21,304 INFO L132 encePairwiseOnDemand]: 402/427 looper letters, 11 selfloop transitions, 2 changer transitions 64/147 dead transitions. [2021-04-28 19:15:21,305 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 147 transitions, 370 flow [2021-04-28 19:15:21,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 19:15:21,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 19:15:21,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 999 transitions. [2021-04-28 19:15:21,345 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7798594847775175 [2021-04-28 19:15:21,346 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 999 transitions. [2021-04-28 19:15:21,348 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 999 transitions. [2021-04-28 19:15:21,357 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:15:21,363 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 999 transitions. [2021-04-28 19:15:21,374 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 333.0) internal successors, (999), 3 states have internal predecessors, (999), 0 states have call successors, (0), 0 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 19:15:21,398 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 0 states have call successors, (0), 0 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 19:15:21,401 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 0 states have call successors, (0), 0 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 19:15:21,405 INFO L185 Difference]: Start difference. First operand has 158 places, 146 transitions, 304 flow. Second operand 3 states and 999 transitions. [2021-04-28 19:15:21,407 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 147 transitions, 370 flow [2021-04-28 19:15:21,413 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 153 places, 147 transitions, 366 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-04-28 19:15:21,420 INFO L241 Difference]: Finished difference. Result has 153 places, 78 transitions, 168 flow [2021-04-28 19:15:21,424 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=292, PETRI_DIFFERENCE_MINUEND_PLACES=151, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=142, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=140, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=168, PETRI_PLACES=153, PETRI_TRANSITIONS=78} [2021-04-28 19:15:21,427 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -5 predicate places. [2021-04-28 19:15:21,427 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:15:21,428 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 153 places, 78 transitions, 168 flow [2021-04-28 19:15:21,431 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 153 places, 78 transitions, 168 flow [2021-04-28 19:15:21,432 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 78 transitions, 168 flow [2021-04-28 19:15:21,446 INFO L129 PetriNetUnfolder]: 0/78 cut-off events. [2021-04-28 19:15:21,447 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:15:21,447 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90 conditions, 78 events. 0/78 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 378 event pairs, 0 based on Foata normal form. 0/29 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-04-28 19:15:21,452 INFO L146 LiptonReduction]: Number of co-enabled transitions 3084 [2021-04-28 19:15:21,720 INFO L158 LiptonReduction]: Checked pairs total: 4114 [2021-04-28 19:15:21,720 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:15:21,721 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 294 [2021-04-28 19:15:21,724 INFO L480 AbstractCegarLoop]: Abstraction has has 89 places, 78 transitions, 168 flow [2021-04-28 19:15:21,726 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 320.6666666666667) internal successors, (962), 3 states have internal predecessors, (962), 0 states have call successors, (0), 0 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 19:15:21,727 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:15:21,727 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:15:21,727 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-28 19:15:21,728 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:15:21,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:15:21,729 INFO L82 PathProgramCache]: Analyzing trace with hash 1532856330, now seen corresponding path program 1 times [2021-04-28 19:15:21,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:15:21,729 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865268431] [2021-04-28 19:15:21,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:15:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:15:21,947 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 19:15:21,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 19:15:21,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:15:21,966 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865268431] [2021-04-28 19:15:21,967 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:15:21,967 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 19:15:21,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184772294] [2021-04-28 19:15:21,969 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 19:15:21,970 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:15:21,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 19:15:21,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 19:15:21,975 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 245 out of 427 [2021-04-28 19:15:21,977 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 78 transitions, 168 flow. Second operand has 3 states, 3 states have (on average 245.66666666666666) internal successors, (737), 3 states have internal predecessors, (737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:15:21,977 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:15:21,978 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 245 of 427 [2021-04-28 19:15:21,978 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:15:23,906 INFO L129 PetriNetUnfolder]: 2807/7275 cut-off events. [2021-04-28 19:15:23,907 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:15:23,998 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11538 conditions, 7275 events. 2807/7275 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 1105. Compared 84492 event pairs, 902 based on Foata normal form. 0/4625 useless extension candidates. Maximal degree in co-relation 11529. Up to 2890 conditions per place. [2021-04-28 19:15:24,019 INFO L132 encePairwiseOnDemand]: 405/427 looper letters, 7 selfloop transitions, 7 changer transitions 48/107 dead transitions. [2021-04-28 19:15:24,019 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 107 transitions, 350 flow [2021-04-28 19:15:24,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 19:15:24,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 19:15:24,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 794 transitions. [2021-04-28 19:15:24,025 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6198282591725215 [2021-04-28 19:15:24,025 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 794 transitions. [2021-04-28 19:15:24,025 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 794 transitions. [2021-04-28 19:15:24,026 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:15:24,027 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 794 transitions. [2021-04-28 19:15:24,031 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 264.6666666666667) internal successors, (794), 3 states have internal predecessors, (794), 0 states have call successors, (0), 0 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 19:15:24,036 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 0 states have call successors, (0), 0 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 19:15:24,038 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 0 states have call successors, (0), 0 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 19:15:24,039 INFO L185 Difference]: Start difference. First operand has 89 places, 78 transitions, 168 flow. Second operand 3 states and 794 transitions. [2021-04-28 19:15:24,039 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 107 transitions, 350 flow [2021-04-28 19:15:24,045 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 89 places, 107 transitions, 346 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 19:15:24,049 INFO L241 Difference]: Finished difference. Result has 91 places, 59 transitions, 168 flow [2021-04-28 19:15:24,050 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=164, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=78, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=168, PETRI_PLACES=91, PETRI_TRANSITIONS=59} [2021-04-28 19:15:24,051 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -67 predicate places. [2021-04-28 19:15:24,052 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:15:24,052 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 91 places, 59 transitions, 168 flow [2021-04-28 19:15:24,055 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 91 places, 59 transitions, 168 flow [2021-04-28 19:15:24,057 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 66 places, 59 transitions, 168 flow [2021-04-28 19:15:24,182 INFO L129 PetriNetUnfolder]: 126/531 cut-off events. [2021-04-28 19:15:24,183 INFO L130 PetriNetUnfolder]: For 35/37 co-relation queries the response was YES. [2021-04-28 19:15:24,188 INFO L84 FinitePrefix]: Finished finitePrefix Result has 847 conditions, 531 events. 126/531 cut-off events. For 35/37 co-relation queries the response was YES. Maximal size of possible extension queue 71. Compared 4117 event pairs, 66 based on Foata normal form. 0/367 useless extension candidates. Maximal degree in co-relation 838. Up to 187 conditions per place. [2021-04-28 19:15:24,206 INFO L146 LiptonReduction]: Number of co-enabled transitions 1948 [2021-04-28 19:15:24,552 INFO L158 LiptonReduction]: Checked pairs total: 1411 [2021-04-28 19:15:24,552 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:15:24,553 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 501 [2021-04-28 19:15:24,559 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 59 transitions, 168 flow [2021-04-28 19:15:24,561 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 245.66666666666666) internal successors, (737), 3 states have internal predecessors, (737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:15:24,562 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:15:24,562 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:15:24,562 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-28 19:15:24,562 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:15:24,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:15:24,563 INFO L82 PathProgramCache]: Analyzing trace with hash 273903837, now seen corresponding path program 1 times [2021-04-28 19:15:24,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:15:24,564 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997214224] [2021-04-28 19:15:24,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:15:24,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:15:24,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:15:24,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:15:24,721 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 19:15:24,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 19:15:24,748 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 19:15:24,749 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997214224] [2021-04-28 19:15:24,749 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:15:24,749 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 19:15:24,749 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461918582] [2021-04-28 19:15:24,750 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 19:15:24,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:15:24,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 19:15:24,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-28 19:15:24,755 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 245 out of 427 [2021-04-28 19:15:24,758 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 59 transitions, 168 flow. Second operand has 4 states, 4 states have (on average 245.75) internal successors, (983), 4 states have internal predecessors, (983), 0 states have call successors, (0), 0 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 19:15:24,758 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:15:24,759 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 245 of 427 [2021-04-28 19:15:24,759 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:15:24,976 INFO L129 PetriNetUnfolder]: 87/359 cut-off events. [2021-04-28 19:15:24,977 INFO L130 PetriNetUnfolder]: For 52/152 co-relation queries the response was YES. [2021-04-28 19:15:24,980 INFO L84 FinitePrefix]: Finished finitePrefix Result has 754 conditions, 359 events. 87/359 cut-off events. For 52/152 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 2322 event pairs, 13 based on Foata normal form. 9/262 useless extension candidates. Maximal degree in co-relation 743. Up to 134 conditions per place. [2021-04-28 19:15:24,985 INFO L132 encePairwiseOnDemand]: 420/427 looper letters, 12 selfloop transitions, 7 changer transitions 0/64 dead transitions. [2021-04-28 19:15:24,986 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 64 transitions, 232 flow [2021-04-28 19:15:24,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 19:15:24,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 19:15:24,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 995 transitions. [2021-04-28 19:15:24,992 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.582552693208431 [2021-04-28 19:15:24,992 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 995 transitions. [2021-04-28 19:15:24,993 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 995 transitions. [2021-04-28 19:15:24,993 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:15:24,994 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 995 transitions. [2021-04-28 19:15:24,999 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 248.75) internal successors, (995), 4 states have internal predecessors, (995), 0 states have call successors, (0), 0 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 19:15:25,005 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 427.0) internal successors, (2135), 5 states have internal predecessors, (2135), 0 states have call successors, (0), 0 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 19:15:25,009 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 427.0) internal successors, (2135), 5 states have internal predecessors, (2135), 0 states have call successors, (0), 0 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 19:15:25,010 INFO L185 Difference]: Start difference. First operand has 66 places, 59 transitions, 168 flow. Second operand 4 states and 995 transitions. [2021-04-28 19:15:25,010 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 64 transitions, 232 flow [2021-04-28 19:15:25,017 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 64 transitions, 212 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 19:15:25,021 INFO L241 Difference]: Finished difference. Result has 70 places, 62 transitions, 202 flow [2021-04-28 19:15:25,022 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=59, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=202, PETRI_PLACES=70, PETRI_TRANSITIONS=62} [2021-04-28 19:15:25,022 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -88 predicate places. [2021-04-28 19:15:25,023 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:15:25,023 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 70 places, 62 transitions, 202 flow [2021-04-28 19:15:25,025 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 70 places, 62 transitions, 202 flow [2021-04-28 19:15:25,026 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 70 places, 62 transitions, 202 flow [2021-04-28 19:15:25,147 INFO L129 PetriNetUnfolder]: 87/387 cut-off events. [2021-04-28 19:15:25,148 INFO L130 PetriNetUnfolder]: For 92/97 co-relation queries the response was YES. [2021-04-28 19:15:25,153 INFO L84 FinitePrefix]: Finished finitePrefix Result has 697 conditions, 387 events. 87/387 cut-off events. For 92/97 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 2703 event pairs, 40 based on Foata normal form. 0/269 useless extension candidates. Maximal degree in co-relation 685. Up to 134 conditions per place. [2021-04-28 19:15:25,172 INFO L146 LiptonReduction]: Number of co-enabled transitions 2076 [2021-04-28 19:15:25,199 INFO L158 LiptonReduction]: Checked pairs total: 1605 [2021-04-28 19:15:25,199 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:15:25,199 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 176 [2021-04-28 19:15:25,206 INFO L480 AbstractCegarLoop]: Abstraction has has 70 places, 62 transitions, 202 flow [2021-04-28 19:15:25,208 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 245.75) internal successors, (983), 4 states have internal predecessors, (983), 0 states have call successors, (0), 0 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 19:15:25,208 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:15:25,208 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:15:25,209 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-28 19:15:25,209 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:15:25,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:15:25,210 INFO L82 PathProgramCache]: Analyzing trace with hash -125971017, now seen corresponding path program 1 times [2021-04-28 19:15:25,210 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:15:25,210 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052180291] [2021-04-28 19:15:25,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:15:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:15:25,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:15:25,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:15:25,410 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 19:15:25,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 19:15:25,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:15:25,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 19:15:25,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:15:25,429 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052180291] [2021-04-28 19:15:25,429 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:15:25,429 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 19:15:25,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456382368] [2021-04-28 19:15:25,430 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 19:15:25,430 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:15:25,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 19:15:25,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 19:15:25,435 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 328 out of 427 [2021-04-28 19:15:25,439 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 62 transitions, 202 flow. Second operand has 4 states, 4 states have (on average 328.75) internal successors, (1315), 4 states have internal predecessors, (1315), 0 states have call successors, (0), 0 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 19:15:25,440 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:15:25,440 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 328 of 427 [2021-04-28 19:15:25,440 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:15:36,728 INFO L129 PetriNetUnfolder]: 40860/60487 cut-off events. [2021-04-28 19:15:36,729 INFO L130 PetriNetUnfolder]: For 871/989 co-relation queries the response was YES. [2021-04-28 19:15:37,212 INFO L84 FinitePrefix]: Finished finitePrefix Result has 121702 conditions, 60487 events. 40860/60487 cut-off events. For 871/989 co-relation queries the response was YES. Maximal size of possible extension queue 10053. Compared 563133 event pairs, 21766 based on Foata normal form. 1078/18358 useless extension candidates. Maximal degree in co-relation 121688. Up to 38434 conditions per place. [2021-04-28 19:15:37,587 INFO L132 encePairwiseOnDemand]: 407/427 looper letters, 34 selfloop transitions, 33 changer transitions 0/106 dead transitions. [2021-04-28 19:15:37,587 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 106 transitions, 424 flow [2021-04-28 19:15:37,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-28 19:15:37,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-28 19:15:37,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1706 transitions. [2021-04-28 19:15:37,598 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7990632318501171 [2021-04-28 19:15:37,598 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1706 transitions. [2021-04-28 19:15:37,599 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1706 transitions. [2021-04-28 19:15:37,602 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:15:37,602 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1706 transitions. [2021-04-28 19:15:37,611 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 341.2) internal successors, (1706), 5 states have internal predecessors, (1706), 0 states have call successors, (0), 0 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 19:15:37,623 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 427.0) internal successors, (2562), 6 states have internal predecessors, (2562), 0 states have call successors, (0), 0 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 19:15:37,628 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 427.0) internal successors, (2562), 6 states have internal predecessors, (2562), 0 states have call successors, (0), 0 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 19:15:37,628 INFO L185 Difference]: Start difference. First operand has 70 places, 62 transitions, 202 flow. Second operand 5 states and 1706 transitions. [2021-04-28 19:15:37,628 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 106 transitions, 424 flow [2021-04-28 19:15:37,748 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 106 transitions, 421 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-28 19:15:37,752 INFO L241 Difference]: Finished difference. Result has 76 places, 93 transitions, 445 flow [2021-04-28 19:15:37,753 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=199, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=445, PETRI_PLACES=76, PETRI_TRANSITIONS=93} [2021-04-28 19:15:37,753 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -82 predicate places. [2021-04-28 19:15:37,753 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:15:37,753 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 76 places, 93 transitions, 445 flow [2021-04-28 19:15:37,754 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 76 places, 93 transitions, 445 flow [2021-04-28 19:15:37,756 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 76 places, 93 transitions, 445 flow [2021-04-28 19:15:45,746 INFO L129 PetriNetUnfolder]: 37545/56528 cut-off events. [2021-04-28 19:15:45,747 INFO L130 PetriNetUnfolder]: For 9881/43295 co-relation queries the response was YES. [2021-04-28 19:15:46,117 INFO L84 FinitePrefix]: Finished finitePrefix Result has 160743 conditions, 56528 events. 37545/56528 cut-off events. For 9881/43295 co-relation queries the response was YES. Maximal size of possible extension queue 9321. Compared 542106 event pairs, 20979 based on Foata normal form. 11/16806 useless extension candidates. Maximal degree in co-relation 160727. Up to 53231 conditions per place. [2021-04-28 19:15:47,034 INFO L146 LiptonReduction]: Number of co-enabled transitions 3154 [2021-04-28 19:15:51,801 INFO L158 LiptonReduction]: Checked pairs total: 3150 [2021-04-28 19:15:51,801 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:15:51,801 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 14048 [2021-04-28 19:15:51,803 INFO L480 AbstractCegarLoop]: Abstraction has has 76 places, 93 transitions, 445 flow [2021-04-28 19:15:51,805 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 328.75) internal successors, (1315), 4 states have internal predecessors, (1315), 0 states have call successors, (0), 0 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 19:15:51,806 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:15:51,806 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:15:51,806 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-04-28 19:15:51,807 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:15:51,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:15:51,807 INFO L82 PathProgramCache]: Analyzing trace with hash -1099072641, now seen corresponding path program 1 times [2021-04-28 19:15:51,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:15:51,808 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841137473] [2021-04-28 19:15:51,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:15:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:15:51,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:15:51,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:15:51,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:15:51,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:15:51,971 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 19:15:51,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 19:15:51,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:15:51,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 19:15:51,992 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 19:15:51,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841137473] [2021-04-28 19:15:51,993 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:15:51,993 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 19:15:51,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052336978] [2021-04-28 19:15:51,994 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 19:15:51,994 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:15:51,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 19:15:51,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-28 19:15:51,998 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 328 out of 427 [2021-04-28 19:15:52,006 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 93 transitions, 445 flow. Second operand has 5 states, 5 states have (on average 328.8) internal successors, (1644), 5 states have internal predecessors, (1644), 0 states have call successors, (0), 0 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 19:15:52,007 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:15:52,007 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 328 of 427 [2021-04-28 19:15:52,007 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:15:59,924 INFO L129 PetriNetUnfolder]: 44541/69526 cut-off events. [2021-04-28 19:15:59,925 INFO L130 PetriNetUnfolder]: For 19555/398465 co-relation queries the response was YES. [2021-04-28 19:16:00,233 INFO L84 FinitePrefix]: Finished finitePrefix Result has 265885 conditions, 69526 events. 44541/69526 cut-off events. For 19555/398465 co-relation queries the response was YES. Maximal size of possible extension queue 12369. Compared 698531 event pairs, 8950 based on Foata normal form. 1312/23595 useless extension candidates. Maximal degree in co-relation 265867. Up to 64595 conditions per place. [2021-04-28 19:16:00,576 INFO L132 encePairwiseOnDemand]: 407/427 looper letters, 35 selfloop transitions, 64 changer transitions 0/138 dead transitions. [2021-04-28 19:16:00,576 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 138 transitions, 892 flow [2021-04-28 19:16:00,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 19:16:00,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 19:16:00,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 2392 transitions. [2021-04-28 19:16:00,586 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8002676480428237 [2021-04-28 19:16:00,586 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 2392 transitions. [2021-04-28 19:16:00,586 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 2392 transitions. [2021-04-28 19:16:00,588 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:16:00,589 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 2392 transitions. [2021-04-28 19:16:00,597 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 341.7142857142857) internal successors, (2392), 7 states have internal predecessors, (2392), 0 states have call successors, (0), 0 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 19:16:00,609 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 427.0) internal successors, (3416), 8 states have internal predecessors, (3416), 0 states have call successors, (0), 0 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 19:16:00,611 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 427.0) internal successors, (3416), 8 states have internal predecessors, (3416), 0 states have call successors, (0), 0 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 19:16:00,611 INFO L185 Difference]: Start difference. First operand has 76 places, 93 transitions, 445 flow. Second operand 7 states and 2392 transitions. [2021-04-28 19:16:00,612 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 138 transitions, 892 flow [2021-04-28 19:16:00,773 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 138 transitions, 892 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 19:16:00,778 INFO L241 Difference]: Finished difference. Result has 85 places, 124 transitions, 887 flow [2021-04-28 19:16:00,778 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=445, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=887, PETRI_PLACES=85, PETRI_TRANSITIONS=124} [2021-04-28 19:16:00,779 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -73 predicate places. [2021-04-28 19:16:00,779 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:16:00,779 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 85 places, 124 transitions, 887 flow [2021-04-28 19:16:00,780 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 85 places, 124 transitions, 887 flow [2021-04-28 19:16:00,781 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 85 places, 124 transitions, 887 flow [2021-04-28 19:16:07,785 INFO L129 PetriNetUnfolder]: 41031/65012 cut-off events. [2021-04-28 19:16:07,785 INFO L130 PetriNetUnfolder]: For 56025/290677 co-relation queries the response was YES. [2021-04-28 19:16:08,088 INFO L84 FinitePrefix]: Finished finitePrefix Result has 306403 conditions, 65012 events. 41031/65012 cut-off events. For 56025/290677 co-relation queries the response was YES. Maximal size of possible extension queue 11222. Compared 679470 event pairs, 8718 based on Foata normal form. 31/19840 useless extension candidates. Maximal degree in co-relation 306382. Up to 61730 conditions per place. [2021-04-28 19:16:08,940 INFO L146 LiptonReduction]: Number of co-enabled transitions 4452 [2021-04-28 19:16:26,438 INFO L158 LiptonReduction]: Checked pairs total: 6543 [2021-04-28 19:16:26,438 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:16:26,438 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 25659 [2021-04-28 19:16:26,440 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 124 transitions, 887 flow [2021-04-28 19:16:26,441 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 328.8) internal successors, (1644), 5 states have internal predecessors, (1644), 0 states have call successors, (0), 0 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 19:16:26,441 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:16:26,441 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:16:26,441 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-28 19:16:26,441 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:16:26,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:16:26,442 INFO L82 PathProgramCache]: Analyzing trace with hash 470013899, now seen corresponding path program 1 times [2021-04-28 19:16:26,442 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:16:26,442 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922846233] [2021-04-28 19:16:26,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:16:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:16:26,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:16:26,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 19:16:26,544 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size [2021-04-28 19:16:26,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-28 19:16:26,561 INFO L142 QuantifierPusher]: treesize reduction 24, result has 63.6 percent of original size [2021-04-28 19:16:26,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-28 19:16:26,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:16:26,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 19:16:26,594 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 19:16:26,594 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922846233] [2021-04-28 19:16:26,594 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:16:26,594 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 19:16:26,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306846365] [2021-04-28 19:16:26,595 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 19:16:26,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:16:26,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 19:16:26,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-04-28 19:16:26,598 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 196 out of 427 [2021-04-28 19:16:26,600 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 124 transitions, 887 flow. Second operand has 5 states, 5 states have (on average 198.0) internal successors, (990), 5 states have internal predecessors, (990), 0 states have call successors, (0), 0 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 19:16:26,600 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:16:26,600 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 196 of 427 [2021-04-28 19:16:26,600 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:16:55,272 INFO L129 PetriNetUnfolder]: 115100/193504 cut-off events. [2021-04-28 19:16:55,272 INFO L130 PetriNetUnfolder]: For 306298/2206606 co-relation queries the response was YES. [2021-04-28 19:16:56,533 INFO L84 FinitePrefix]: Finished finitePrefix Result has 904063 conditions, 193504 events. 115100/193504 cut-off events. For 306298/2206606 co-relation queries the response was YES. Maximal size of possible extension queue 29973. Compared 2352485 event pairs, 19742 based on Foata normal form. 933/59942 useless extension candidates. Maximal degree in co-relation 904040. Up to 175898 conditions per place. [2021-04-28 19:16:57,191 INFO L132 encePairwiseOnDemand]: 413/427 looper letters, 30 selfloop transitions, 49 changer transitions 0/180 dead transitions. [2021-04-28 19:16:57,191 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 180 transitions, 1323 flow [2021-04-28 19:16:57,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 19:16:57,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 19:16:57,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1442 transitions. [2021-04-28 19:16:57,198 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48243559718969553 [2021-04-28 19:16:57,198 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1442 transitions. [2021-04-28 19:16:57,199 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1442 transitions. [2021-04-28 19:16:57,200 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:16:57,200 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1442 transitions. [2021-04-28 19:16:57,213 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 206.0) internal successors, (1442), 7 states have internal predecessors, (1442), 0 states have call successors, (0), 0 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 19:16:57,222 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 427.0) internal successors, (3416), 8 states have internal predecessors, (3416), 0 states have call successors, (0), 0 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 19:16:57,223 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 427.0) internal successors, (3416), 8 states have internal predecessors, (3416), 0 states have call successors, (0), 0 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 19:16:57,224 INFO L185 Difference]: Start difference. First operand has 85 places, 124 transitions, 887 flow. Second operand 7 states and 1442 transitions. [2021-04-28 19:16:57,224 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 180 transitions, 1323 flow [2021-04-28 19:19:58,554 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 180 transitions, 1161 flow, removed 54 selfloop flow, removed 3 redundant places. [2021-04-28 19:19:58,559 INFO L241 Difference]: Finished difference. Result has 92 places, 169 transitions, 1148 flow [2021-04-28 19:19:58,559 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=725, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=124, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1148, PETRI_PLACES=92, PETRI_TRANSITIONS=169} [2021-04-28 19:19:58,559 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -66 predicate places. [2021-04-28 19:19:58,560 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:19:58,560 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 92 places, 169 transitions, 1148 flow [2021-04-28 19:19:58,560 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 92 places, 169 transitions, 1148 flow [2021-04-28 19:19:58,562 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 92 places, 169 transitions, 1148 flow [2021-04-28 19:20:28,716 INFO L129 PetriNetUnfolder]: 150920/234003 cut-off events. [2021-04-28 19:20:28,716 INFO L130 PetriNetUnfolder]: For 469487/1095525 co-relation queries the response was YES. [2021-04-28 19:20:30,109 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1008836 conditions, 234003 events. 150920/234003 cut-off events. For 469487/1095525 co-relation queries the response was YES. Maximal size of possible extension queue 34101. Compared 2571448 event pairs, 19917 based on Foata normal form. 545/72311 useless extension candidates. Maximal degree in co-relation 1008811. Up to 191404 conditions per place. [2021-04-28 19:20:32,645 INFO L146 LiptonReduction]: Number of co-enabled transitions 9222 [2021-04-28 19:20:33,154 INFO L158 LiptonReduction]: Checked pairs total: 2196 [2021-04-28 19:20:33,155 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:20:33,155 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 34595 [2021-04-28 19:20:33,156 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 169 transitions, 1148 flow [2021-04-28 19:20:33,157 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 198.0) internal successors, (990), 5 states have internal predecessors, (990), 0 states have call successors, (0), 0 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 19:20:33,157 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:20:33,157 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:20:33,157 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-04-28 19:20:33,157 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:20:33,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:20:33,158 INFO L82 PathProgramCache]: Analyzing trace with hash 748913618, now seen corresponding path program 1 times [2021-04-28 19:20:33,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:20:33,158 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549770696] [2021-04-28 19:20:33,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:20:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:20:33,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:20:33,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:20:33,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:20:33,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:20:33,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:20:33,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:20:33,274 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 19:20:33,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 19:20:33,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:20:33,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 19:20:33,286 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 19:20:33,286 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549770696] [2021-04-28 19:20:33,286 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:20:33,286 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 19:20:33,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426858780] [2021-04-28 19:20:33,287 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-28 19:20:33,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:20:33,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-28 19:20:33,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-04-28 19:20:33,290 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 328 out of 427 [2021-04-28 19:20:33,293 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 169 transitions, 1148 flow. Second operand has 6 states, 6 states have (on average 328.8333333333333) internal successors, (1973), 6 states have internal predecessors, (1973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:20:33,293 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:20:33,293 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 328 of 427 [2021-04-28 19:20:33,293 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:21:06,363 INFO L129 PetriNetUnfolder]: 123663/207764 cut-off events. [2021-04-28 19:21:06,363 INFO L130 PetriNetUnfolder]: For 292689/3078200 co-relation queries the response was YES. [2021-04-28 19:21:07,520 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1077151 conditions, 207764 events. 123663/207764 cut-off events. For 292689/3078200 co-relation queries the response was YES. Maximal size of possible extension queue 32022. Compared 2519944 event pairs, 2609 based on Foata normal form. 7175/69381 useless extension candidates. Maximal degree in co-relation 1077124. Up to 164251 conditions per place. [2021-04-28 19:21:08,302 INFO L132 encePairwiseOnDemand]: 407/427 looper letters, 28 selfloop transitions, 95 changer transitions 13/215 dead transitions. [2021-04-28 19:21:08,302 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 215 transitions, 1829 flow [2021-04-28 19:21:08,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-28 19:21:08,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-28 19:21:08,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 3078 transitions. [2021-04-28 19:21:08,312 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8009367681498829 [2021-04-28 19:21:08,312 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 3078 transitions. [2021-04-28 19:21:08,312 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 3078 transitions. [2021-04-28 19:21:08,315 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:21:08,315 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 3078 transitions. [2021-04-28 19:21:08,324 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 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 19:21:08,333 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 427.0) internal successors, (4270), 10 states have internal predecessors, (4270), 0 states have call successors, (0), 0 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 19:21:08,335 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 427.0) internal successors, (4270), 10 states have internal predecessors, (4270), 0 states have call successors, (0), 0 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 19:21:08,335 INFO L185 Difference]: Start difference. First operand has 92 places, 169 transitions, 1148 flow. Second operand 9 states and 3078 transitions. [2021-04-28 19:21:08,336 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 215 transitions, 1829 flow [2021-04-28 19:23:24,102 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 215 transitions, 1829 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 19:23:24,107 INFO L241 Difference]: Finished difference. Result has 103 places, 199 transitions, 1740 flow [2021-04-28 19:23:24,107 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=1148, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=169, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=76, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1740, PETRI_PLACES=103, PETRI_TRANSITIONS=199} [2021-04-28 19:23:24,108 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -55 predicate places. [2021-04-28 19:23:24,108 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:23:24,108 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 103 places, 199 transitions, 1740 flow [2021-04-28 19:23:24,108 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 103 places, 199 transitions, 1740 flow [2021-04-28 19:23:24,110 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 103 places, 199 transitions, 1740 flow [2021-04-28 19:23:53,033 INFO L129 PetriNetUnfolder]: 104665/186684 cut-off events. [2021-04-28 19:23:53,034 INFO L130 PetriNetUnfolder]: For 1819431/3355870 co-relation queries the response was YES. [2021-04-28 19:23:54,689 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1059325 conditions, 186684 events. 104665/186684 cut-off events. For 1819431/3355870 co-relation queries the response was YES. Maximal size of possible extension queue 33222. Compared 2441456 event pairs, 2675 based on Foata normal form. 332/53675 useless extension candidates. Maximal degree in co-relation 1059295. Up to 147088 conditions per place. [2021-04-28 19:23:56,787 INFO L146 LiptonReduction]: Number of co-enabled transitions 10336 [2021-04-28 19:23:57,125 INFO L158 LiptonReduction]: Checked pairs total: 2439 [2021-04-28 19:23:57,126 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:23:57,126 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 33018 [2021-04-28 19:23:57,127 INFO L480 AbstractCegarLoop]: Abstraction has has 103 places, 199 transitions, 1740 flow [2021-04-28 19:23:57,128 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 328.8333333333333) internal successors, (1973), 6 states have internal predecessors, (1973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:23:57,128 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:23:57,128 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:23:57,129 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-04-28 19:23:57,129 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:23:57,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:23:57,129 INFO L82 PathProgramCache]: Analyzing trace with hash 375594095, now seen corresponding path program 1 times [2021-04-28 19:23:57,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:23:57,129 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347337188] [2021-04-28 19:23:57,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:23:57,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:23:57,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:23:57,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 19:23:57,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:23:57,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:23:57,213 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 19:23:57,213 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347337188] [2021-04-28 19:23:57,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:23:57,214 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 19:23:57,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58911869] [2021-04-28 19:23:57,214 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 19:23:57,214 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:23:57,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 19:23:57,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 19:23:57,217 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 330 out of 427 [2021-04-28 19:23:57,219 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 199 transitions, 1740 flow. Second operand has 3 states, 3 states have (on average 331.6666666666667) internal successors, (995), 3 states have internal predecessors, (995), 0 states have call successors, (0), 0 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 19:23:57,219 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:23:57,219 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 330 of 427 [2021-04-28 19:23:57,220 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand