/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/mix040_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-28 20:43:21,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-28 20:43:21,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-28 20:43:21,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-28 20:43:21,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-28 20:43:22,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-28 20:43:22,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-28 20:43:22,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-28 20:43:22,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-28 20:43:22,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-28 20:43:22,031 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-28 20:43:22,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-28 20:43:22,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-28 20:43:22,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-28 20:43:22,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-28 20:43:22,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-28 20:43:22,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-28 20:43:22,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-28 20:43:22,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-28 20:43:22,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-28 20:43:22,060 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-28 20:43:22,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-28 20:43:22,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-28 20:43:22,068 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-28 20:43:22,075 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-28 20:43:22,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-04-28 20:43:22,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-04-28 20:43:22,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-04-28 20:43:22,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-04-28 20:43:22,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-04-28 20:43:22,085 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-04-28 20:43:22,086 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-04-28 20:43:22,086 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-04-28 20:43:22,087 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-28 20:43:22,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-28 20:43:22,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-28 20:43:22,089 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 20:43:22,138 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-28 20:43:22,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-28 20:43:22,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-28 20:43:22,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-28 20:43:22,143 INFO L138 SettingsManager]: * Use SBE=true [2021-04-28 20:43:22,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-28 20:43:22,144 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-28 20:43:22,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-28 20:43:22,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-28 20:43:22,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-28 20:43:22,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-28 20:43:22,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-28 20:43:22,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-28 20:43:22,147 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-28 20:43:22,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-28 20:43:22,147 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-28 20:43:22,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-28 20:43:22,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-28 20:43:22,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-28 20:43:22,148 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-28 20:43:22,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-28 20:43:22,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-28 20:43:22,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-28 20:43:22,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-28 20:43:22,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-28 20:43:22,149 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-28 20:43:22,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-28 20:43:22,150 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-28 20:43:22,150 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-28 20:43:22,150 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-28 20:43:22,150 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-28 20:43:22,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-28 20:43:22,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-28 20:43:22,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-28 20:43:22,610 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-28 20:43:22,611 INFO L275 PluginConnector]: CDTParser initialized [2021-04-28 20:43:22,612 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix040_power.oepc.i [2021-04-28 20:43:22,693 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddff3455f/2bf7c65256d84458ba4953d741516a83/FLAGaddf3d5fb [2021-04-28 20:43:23,504 INFO L306 CDTParser]: Found 1 translation units. [2021-04-28 20:43:23,505 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix040_power.oepc.i [2021-04-28 20:43:23,526 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddff3455f/2bf7c65256d84458ba4953d741516a83/FLAGaddf3d5fb [2021-04-28 20:43:23,718 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddff3455f/2bf7c65256d84458ba4953d741516a83 [2021-04-28 20:43:23,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-28 20:43:23,776 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-28 20:43:23,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-28 20:43:23,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-28 20:43:23,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-28 20:43:23,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 08:43:23" (1/1) ... [2021-04-28 20:43:23,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4380d44b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 08:43:23, skipping insertion in model container [2021-04-28 20:43:23,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 08:43:23" (1/1) ... [2021-04-28 20:43:23,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-28 20:43:23,843 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-28 20:43:24,010 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/mix040_power.oepc.i[951,964] [2021-04-28 20:43:24,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 20:43:24,378 INFO L203 MainTranslator]: Completed pre-run [2021-04-28 20:43:24,399 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/mix040_power.oepc.i[951,964] [2021-04-28 20:43:24,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 20:43:24,629 INFO L208 MainTranslator]: Completed translation [2021-04-28 20:43:24,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 08:43:24 WrapperNode [2021-04-28 20:43:24,631 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-28 20:43:24,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-28 20:43:24,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-28 20:43:24,634 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-28 20:43:24,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 08:43:24" (1/1) ... [2021-04-28 20:43:24,700 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 08:43:24" (1/1) ... [2021-04-28 20:43:24,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-28 20:43:24,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-28 20:43:24,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-28 20:43:24,759 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-28 20:43:24,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 08:43:24" (1/1) ... [2021-04-28 20:43:24,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 08:43:24" (1/1) ... [2021-04-28 20:43:24,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 08:43:24" (1/1) ... [2021-04-28 20:43:24,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 08:43:24" (1/1) ... [2021-04-28 20:43:24,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 08:43:24" (1/1) ... [2021-04-28 20:43:24,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 08:43:24" (1/1) ... [2021-04-28 20:43:24,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 08:43:24" (1/1) ... [2021-04-28 20:43:24,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-28 20:43:24,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-28 20:43:24,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-28 20:43:24,847 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-28 20:43:24,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 08:43:24" (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 20:43:24,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-28 20:43:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-04-28 20:43:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-28 20:43:24,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-28 20:43:24,956 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-04-28 20:43:24,957 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-04-28 20:43:24,957 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-04-28 20:43:24,958 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-04-28 20:43:24,958 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-04-28 20:43:24,958 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-04-28 20:43:24,958 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-04-28 20:43:24,958 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-04-28 20:43:24,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-28 20:43:24,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-04-28 20:43:24,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-28 20:43:24,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-28 20:43:24,961 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 20:43:28,372 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-28 20:43:28,372 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-04-28 20:43:28,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 08:43:28 BoogieIcfgContainer [2021-04-28 20:43:28,374 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-28 20:43:28,376 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-28 20:43:28,376 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-28 20:43:28,380 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-28 20:43:28,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.04 08:43:23" (1/3) ... [2021-04-28 20:43:28,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44df2c1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 08:43:28, skipping insertion in model container [2021-04-28 20:43:28,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 08:43:24" (2/3) ... [2021-04-28 20:43:28,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44df2c1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 08:43:28, skipping insertion in model container [2021-04-28 20:43:28,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 08:43:28" (3/3) ... [2021-04-28 20:43:28,383 INFO L111 eAbstractionObserver]: Analyzing ICFG mix040_power.oepc.i [2021-04-28 20:43:28,392 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-28 20:43:28,398 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-04-28 20:43:28,399 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-28 20:43:28,463 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,464 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,464 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,464 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,465 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,465 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,465 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,465 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,466 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,466 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,466 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,467 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,467 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,467 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,467 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,467 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,468 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,468 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,469 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,469 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,469 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,469 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,471 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,471 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,471 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,472 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,472 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,472 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,472 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,474 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,474 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,474 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,475 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,475 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,475 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,476 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,476 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,476 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,477 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,477 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,477 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,477 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,478 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,479 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,479 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,479 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,479 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,479 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,480 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,480 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,481 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,481 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,481 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,481 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,481 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,482 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,482 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,482 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,482 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,482 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,482 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,483 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,483 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,483 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,483 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,483 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,484 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,484 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,485 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,486 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,486 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,486 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,486 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,487 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,487 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,488 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,488 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,488 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,489 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,489 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,489 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,489 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,490 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,490 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,490 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,490 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,490 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,491 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,491 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,491 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,492 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,492 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,492 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,492 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,493 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,493 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,493 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,493 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,494 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,494 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,496 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,496 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,496 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,497 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,497 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,497 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,497 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,497 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,498 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,498 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,498 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,498 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,499 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,499 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,499 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,499 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,499 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,500 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,500 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,504 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,504 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,504 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,504 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,514 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,514 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,514 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,515 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,515 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,515 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,515 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,515 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,516 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,516 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,519 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,519 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,520 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,520 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,520 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,520 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,520 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,521 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,521 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,524 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,524 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,525 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,525 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,525 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,525 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,526 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,526 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,529 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,529 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,530 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,530 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,530 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,530 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,530 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,531 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,531 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,531 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,531 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,538 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,539 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,539 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,539 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,539 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,539 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,540 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,541 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,541 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,542 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,542 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,542 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,542 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,542 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,546 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,547 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,547 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,547 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,553 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,553 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,554 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,558 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,558 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,559 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,559 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,559 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,559 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,559 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,560 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,560 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,560 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,560 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,560 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,561 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,561 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,561 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,561 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,561 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,562 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,562 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,565 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,565 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,566 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,566 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,566 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,566 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,566 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,566 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,567 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,567 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,567 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,574 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,574 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,574 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,574 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,582 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,582 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,582 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,588 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,589 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,589 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 20:43:28,592 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-04-28 20:43:28,618 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-04-28 20:43:28,659 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-28 20:43:28,659 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-28 20:43:28,659 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-28 20:43:28,659 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-28 20:43:28,660 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-28 20:43:28,660 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-28 20:43:28,660 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-28 20:43:28,660 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-28 20:43:28,680 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 130 places, 119 transitions, 258 flow [2021-04-28 20:43:28,741 INFO L129 PetriNetUnfolder]: 2/115 cut-off events. [2021-04-28 20:43:28,742 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 20:43:28,748 INFO L84 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 115 events. 2/115 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 90 event pairs, 0 based on Foata normal form. 0/111 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2021-04-28 20:43:28,748 INFO L82 GeneralOperation]: Start removeDead. Operand has 130 places, 119 transitions, 258 flow [2021-04-28 20:43:28,755 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 126 places, 115 transitions, 242 flow [2021-04-28 20:43:28,757 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 20:43:28,775 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 126 places, 115 transitions, 242 flow [2021-04-28 20:43:28,779 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 126 places, 115 transitions, 242 flow [2021-04-28 20:43:28,782 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 126 places, 115 transitions, 242 flow [2021-04-28 20:43:28,811 INFO L129 PetriNetUnfolder]: 2/115 cut-off events. [2021-04-28 20:43:28,811 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 20:43:28,812 INFO L84 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 115 events. 2/115 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 91 event pairs, 0 based on Foata normal form. 0/111 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2021-04-28 20:43:28,817 INFO L146 LiptonReduction]: Number of co-enabled transitions 2876 [2021-04-28 20:43:30,930 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2021-04-28 20:43:34,897 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-04-28 20:43:35,077 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 20:43:35,891 WARN L205 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 83 [2021-04-28 20:43:36,233 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-28 20:43:36,867 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-28 20:43:37,054 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-28 20:43:37,264 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2021-04-28 20:43:37,485 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2021-04-28 20:43:37,735 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2021-04-28 20:43:37,931 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2021-04-28 20:43:38,142 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2021-04-28 20:43:38,359 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2021-04-28 20:43:47,454 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-04-28 20:43:48,431 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 20:43:48,575 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 20:43:48,703 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 20:43:48,839 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 20:43:48,985 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 20:43:49,123 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 20:43:49,288 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 20:43:49,456 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 20:43:49,620 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 20:43:49,786 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 20:43:49,945 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 20:43:50,106 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 20:43:50,212 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 20:43:50,318 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 20:43:50,422 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 20:43:50,527 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 20:43:50,837 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 20:43:51,094 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:43:51,253 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:43:51,407 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:43:51,561 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:43:51,687 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 20:43:51,814 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 20:43:52,029 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 20:43:52,162 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:43:52,292 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:43:52,416 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:43:52,532 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:43:52,660 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 20:43:52,790 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 20:43:52,926 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 20:43:53,062 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 20:43:53,178 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 20:43:53,290 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 20:43:53,406 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 20:43:53,520 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 20:43:54,190 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2021-04-28 20:43:54,774 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2021-04-28 20:43:56,697 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-28 20:43:56,804 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-28 20:43:56,910 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-28 20:43:57,018 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-28 20:43:57,318 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-04-28 20:43:57,756 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 20:43:57,876 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 20:43:57,993 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 20:43:58,105 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 20:43:59,072 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-28 20:44:00,025 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 20:44:00,132 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 20:44:00,238 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 20:44:00,343 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-28 20:44:00,721 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 20:44:00,833 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 20:44:00,946 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 20:44:01,057 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 20:44:02,868 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-04-28 20:44:03,501 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 20:44:03,699 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 20:44:03,893 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 20:44:04,090 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 20:44:04,213 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:04,333 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:04,460 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:04,586 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:04,777 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 20:44:04,964 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 20:44:05,152 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 20:44:05,338 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 20:44:05,495 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:05,650 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:05,803 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:05,956 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:06,135 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 20:44:06,312 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 20:44:06,492 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 20:44:06,669 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 20:44:06,936 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-28 20:44:07,150 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-28 20:44:07,364 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-28 20:44:07,578 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-28 20:44:07,714 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 20:44:07,849 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 20:44:07,985 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 20:44:08,120 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 20:44:08,314 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-28 20:44:08,501 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-28 20:44:08,690 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-28 20:44:08,879 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-28 20:44:09,006 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 20:44:09,133 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 20:44:09,260 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 20:44:09,388 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 20:44:09,515 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 20:44:09,643 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 20:44:09,771 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 20:44:09,899 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 20:44:10,025 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 20:44:10,152 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 20:44:10,280 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 20:44:10,407 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 20:44:11,005 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 20:44:11,124 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 20:44:11,244 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-04-28 20:44:11,449 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 20:44:11,608 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 20:44:11,758 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 20:44:11,910 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 20:44:12,430 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 20:44:12,564 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 20:44:12,697 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 20:44:12,822 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 20:44:12,930 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 20:44:13,041 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 20:44:13,153 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 20:44:13,265 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 20:44:13,423 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:13,582 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:13,743 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:13,902 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:14,046 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 20:44:14,189 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 20:44:14,333 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 20:44:14,477 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 20:44:14,612 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 20:44:14,748 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 20:44:14,884 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 20:44:15,019 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 20:44:15,196 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 20:44:15,374 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 20:44:15,551 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 20:44:15,764 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 20:44:16,220 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 20:44:16,332 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 20:44:16,442 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 20:44:16,545 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 20:44:16,650 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 20:44:16,761 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 20:44:16,874 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 20:44:16,987 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-28 20:44:17,138 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 20:44:17,289 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 20:44:17,439 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 20:44:17,590 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 20:44:17,716 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:17,841 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:17,967 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:18,091 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:18,310 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 20:44:18,529 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 20:44:18,749 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 20:44:18,966 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 20:44:19,118 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:19,272 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:19,426 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:19,581 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:19,787 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 20:44:19,992 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 20:44:20,174 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 20:44:20,347 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 20:44:20,535 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 20:44:20,676 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 20:44:20,821 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 20:44:20,986 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 20:44:21,224 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-28 20:44:21,480 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-28 20:44:21,733 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-28 20:44:21,982 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-28 20:44:22,164 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:22,340 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:22,517 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:22,702 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:22,887 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:23,070 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:23,243 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:23,415 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:23,593 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:23,763 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:23,934 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:24,104 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 20:44:24,723 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-28 20:44:24,970 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-28 20:44:25,219 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-28 20:44:25,469 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-28 20:44:25,732 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 20:44:26,001 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 20:44:26,265 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 20:44:26,519 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 20:44:26,773 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 20:44:27,022 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 20:44:27,265 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 20:44:27,505 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 20:44:27,752 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 20:44:27,995 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 20:44:28,239 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 20:44:28,481 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 20:44:28,768 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 20:44:29,076 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 20:44:29,379 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 20:44:29,674 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 20:44:29,924 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 20:44:30,175 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 20:44:30,413 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 20:44:30,650 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 20:44:30,925 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 20:44:31,199 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 20:44:31,472 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 20:44:31,750 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 20:44:32,088 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 20:44:32,410 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 20:44:32,733 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 20:44:33,046 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 20:44:33,322 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 20:44:33,601 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 20:44:33,866 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 20:44:34,129 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 20:44:34,449 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 20:44:34,767 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 20:44:35,097 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 20:44:35,422 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 20:44:35,673 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 20:44:35,920 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 20:44:36,171 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 20:44:36,418 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 20:44:36,738 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 20:44:37,072 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 20:44:37,403 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 20:44:37,730 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 20:44:37,941 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 20:44:38,163 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 20:44:38,382 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 20:44:38,595 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 20:44:38,877 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 20:44:39,153 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 20:44:39,434 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 20:44:39,708 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 20:44:39,833 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:39,951 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:40,068 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:40,193 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:40,493 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 20:44:40,789 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 20:44:41,095 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 20:44:41,407 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 20:44:41,637 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 20:44:41,866 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 20:44:42,091 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 20:44:42,316 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 20:44:42,679 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 20:44:43,022 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 20:44:43,366 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 20:44:43,719 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 20:44:43,926 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 20:44:44,136 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 20:44:44,347 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 20:44:44,554 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 20:44:44,892 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 20:44:45,234 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 20:44:45,577 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 20:44:45,926 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 20:44:46,817 WARN L205 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-04-28 20:44:47,245 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-28 20:44:48,139 WARN L205 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-04-28 20:44:48,558 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-28 20:44:49,420 WARN L205 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 119 [2021-04-28 20:44:49,817 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-04-28 20:44:50,677 WARN L205 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 119 [2021-04-28 20:44:51,071 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-04-28 20:44:51,192 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:51,306 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:51,421 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:51,546 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 20:44:51,894 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 20:44:52,241 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 20:44:52,593 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 20:44:52,945 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 20:44:53,013 INFO L158 LiptonReduction]: Checked pairs total: 31978 [2021-04-28 20:44:53,013 INFO L160 LiptonReduction]: Total number of compositions: 297 [2021-04-28 20:44:53,019 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 84263 [2021-04-28 20:44:53,042 INFO L129 PetriNetUnfolder]: 0/66 cut-off events. [2021-04-28 20:44:53,042 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 20:44:53,043 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 20:44:53,043 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2021-04-28 20:44:53,044 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 20:44:53,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 20:44:53,050 INFO L82 PathProgramCache]: Analyzing trace with hash 1408510, now seen corresponding path program 1 times [2021-04-28 20:44:53,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 20:44:53,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284955735] [2021-04-28 20:44:53,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 20:44:53,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 20:44:53,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 20:44:53,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 20:44:53,329 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 20:44:53,329 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284955735] [2021-04-28 20:44:53,330 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 20:44:53,330 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 20:44:53,331 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741506125] [2021-04-28 20:44:53,341 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 20:44:53,341 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 20:44:53,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 20:44:53,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 20:44:53,366 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 416 [2021-04-28 20:44:53,375 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 20:44:53,375 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 20:44:53,376 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 416 [2021-04-28 20:44:53,377 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 20:44:53,689 INFO L129 PetriNetUnfolder]: 133/840 cut-off events. [2021-04-28 20:44:53,690 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 20:44:53,696 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1075 conditions, 840 events. 133/840 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 7529 event pairs, 110 based on Foata normal form. 69/345 useless extension candidates. Maximal degree in co-relation 989. Up to 153 conditions per place. [2021-04-28 20:44:53,702 INFO L132 encePairwiseOnDemand]: 394/416 looper letters, 11 selfloop transitions, 2 changer transitions 61/147 dead transitions. [2021-04-28 20:44:53,703 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 147 transitions, 364 flow [2021-04-28 20:44:53,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 20:44:53,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 20:44:53,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 996 transitions. [2021-04-28 20:44:53,726 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7980769230769231 [2021-04-28 20:44:53,727 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 996 transitions. [2021-04-28 20:44:53,727 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 996 transitions. [2021-04-28 20:44:53,732 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 20:44:53,734 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 996 transitions. [2021-04-28 20:44:53,742 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 332.0) internal successors, (996), 3 states have internal predecessors, (996), 0 states have call successors, (0), 0 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 20:44:53,754 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 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 20:44:53,756 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 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 20:44:53,758 INFO L185 Difference]: Start difference. First operand has 158 places, 146 transitions, 304 flow. Second operand 3 states and 996 transitions. [2021-04-28 20:44:53,759 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 147 transitions, 364 flow [2021-04-28 20:44:53,764 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 153 places, 147 transitions, 360 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-04-28 20:44:53,768 INFO L241 Difference]: Finished difference. Result has 153 places, 81 transitions, 174 flow [2021-04-28 20:44:53,770 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, 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=174, PETRI_PLACES=153, PETRI_TRANSITIONS=81} [2021-04-28 20:44:53,771 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -5 predicate places. [2021-04-28 20:44:53,771 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 20:44:53,772 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 153 places, 81 transitions, 174 flow [2021-04-28 20:44:53,772 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 153 places, 81 transitions, 174 flow [2021-04-28 20:44:53,773 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 92 places, 81 transitions, 174 flow [2021-04-28 20:44:53,786 INFO L129 PetriNetUnfolder]: 0/81 cut-off events. [2021-04-28 20:44:53,786 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 20:44:53,786 INFO L84 FinitePrefix]: Finished finitePrefix Result has 93 conditions, 81 events. 0/81 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 398 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 20:44:53,789 INFO L146 LiptonReduction]: Number of co-enabled transitions 3378 [2021-04-28 20:44:55,029 INFO L158 LiptonReduction]: Checked pairs total: 4380 [2021-04-28 20:44:55,029 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 20:44:55,030 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1259 [2021-04-28 20:44:55,032 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 81 transitions, 174 flow [2021-04-28 20:44:55,033 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 20:44:55,033 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 20:44:55,033 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 20:44:55,034 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-28 20:44:55,034 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 20:44:55,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 20:44:55,034 INFO L82 PathProgramCache]: Analyzing trace with hash 2076536613, now seen corresponding path program 1 times [2021-04-28 20:44:55,035 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 20:44:55,035 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132503669] [2021-04-28 20:44:55,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 20:44:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 20:44:55,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 20:44:55,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 20:44:55,144 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 20:44:55,144 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132503669] [2021-04-28 20:44:55,144 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 20:44:55,144 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 20:44:55,144 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885936196] [2021-04-28 20:44:55,146 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 20:44:55,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 20:44:55,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 20:44:55,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 20:44:55,149 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 416 [2021-04-28 20:44:55,150 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 81 transitions, 174 flow. Second operand has 3 states, 3 states have (on average 329.6666666666667) internal successors, (989), 3 states have internal predecessors, (989), 0 states have call successors, (0), 0 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 20:44:55,151 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 20:44:55,151 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 416 [2021-04-28 20:44:55,151 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 20:44:55,318 INFO L129 PetriNetUnfolder]: 103/403 cut-off events. [2021-04-28 20:44:55,318 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 20:44:55,320 INFO L84 FinitePrefix]: Finished finitePrefix Result has 628 conditions, 403 events. 103/403 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 109. Compared 2956 event pairs, 27 based on Foata normal form. 0/219 useless extension candidates. Maximal degree in co-relation 619. Up to 188 conditions per place. [2021-04-28 20:44:55,322 INFO L132 encePairwiseOnDemand]: 410/416 looper letters, 3 selfloop transitions, 3 changer transitions 52/107 dead transitions. [2021-04-28 20:44:55,322 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 107 transitions, 338 flow [2021-04-28 20:44:55,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 20:44:55,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 20:44:55,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1042 transitions. [2021-04-28 20:44:55,326 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8349358974358975 [2021-04-28 20:44:55,326 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1042 transitions. [2021-04-28 20:44:55,326 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1042 transitions. [2021-04-28 20:44:55,327 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 20:44:55,327 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1042 transitions. [2021-04-28 20:44:55,330 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 347.3333333333333) internal successors, (1042), 3 states have internal predecessors, (1042), 0 states have call successors, (0), 0 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 20:44:55,334 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 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 20:44:55,336 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 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 20:44:55,336 INFO L185 Difference]: Start difference. First operand has 92 places, 81 transitions, 174 flow. Second operand 3 states and 1042 transitions. [2021-04-28 20:44:55,336 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 107 transitions, 338 flow [2021-04-28 20:44:55,337 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 107 transitions, 334 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 20:44:55,339 INFO L241 Difference]: Finished difference. Result has 93 places, 55 transitions, 133 flow [2021-04-28 20:44:55,339 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=170, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=81, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=78, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=133, PETRI_PLACES=93, PETRI_TRANSITIONS=55} [2021-04-28 20:44:55,340 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -65 predicate places. [2021-04-28 20:44:55,340 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 20:44:55,340 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 93 places, 55 transitions, 133 flow [2021-04-28 20:44:55,341 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 93 places, 55 transitions, 133 flow [2021-04-28 20:44:55,341 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 65 places, 55 transitions, 133 flow [2021-04-28 20:44:55,351 INFO L129 PetriNetUnfolder]: 3/69 cut-off events. [2021-04-28 20:44:55,351 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 20:44:55,352 INFO L84 FinitePrefix]: Finished finitePrefix Result has 92 conditions, 69 events. 3/69 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 271 event pairs, 1 based on Foata normal form. 0/39 useless extension candidates. Maximal degree in co-relation 84. Up to 10 conditions per place. [2021-04-28 20:44:55,354 INFO L146 LiptonReduction]: Number of co-enabled transitions 1832 [2021-04-28 20:44:55,545 INFO L158 LiptonReduction]: Checked pairs total: 3130 [2021-04-28 20:44:55,545 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-28 20:44:55,546 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 206 [2021-04-28 20:44:55,547 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 55 transitions, 133 flow [2021-04-28 20:44:55,548 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 329.6666666666667) internal successors, (989), 3 states have internal predecessors, (989), 0 states have call successors, (0), 0 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 20:44:55,548 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 20:44:55,548 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 20:44:55,549 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-28 20:44:55,549 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 20:44:55,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 20:44:55,549 INFO L82 PathProgramCache]: Analyzing trace with hash -1521197648, now seen corresponding path program 1 times [2021-04-28 20:44:55,550 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 20:44:55,550 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051577701] [2021-04-28 20:44:55,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 20:44:55,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 20:44:55,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 20:44:55,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 20:44:55,647 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 20:44:55,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 20:44:55,661 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 20:44:55,661 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051577701] [2021-04-28 20:44:55,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 20:44:55,661 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 20:44:55,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067699464] [2021-04-28 20:44:55,662 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 20:44:55,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 20:44:55,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 20:44:55,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-28 20:44:55,665 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 243 out of 417 [2021-04-28 20:44:55,667 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 55 transitions, 133 flow. Second operand has 4 states, 4 states have (on average 243.75) internal successors, (975), 4 states have internal predecessors, (975), 0 states have call successors, (0), 0 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 20:44:55,667 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 20:44:55,667 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 243 of 417 [2021-04-28 20:44:55,667 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 20:44:55,810 INFO L129 PetriNetUnfolder]: 177/649 cut-off events. [2021-04-28 20:44:55,810 INFO L130 PetriNetUnfolder]: For 100/168 co-relation queries the response was YES. [2021-04-28 20:44:55,814 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1083 conditions, 649 events. 177/649 cut-off events. For 100/168 co-relation queries the response was YES. Maximal size of possible extension queue 84. Compared 4946 event pairs, 26 based on Foata normal form. 24/487 useless extension candidates. Maximal degree in co-relation 1073. Up to 196 conditions per place. [2021-04-28 20:44:55,819 INFO L132 encePairwiseOnDemand]: 408/417 looper letters, 16 selfloop transitions, 10 changer transitions 0/70 dead transitions. [2021-04-28 20:44:55,819 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 70 transitions, 235 flow [2021-04-28 20:44:55,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 20:44:55,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 20:44:55,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 994 transitions. [2021-04-28 20:44:55,823 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5959232613908872 [2021-04-28 20:44:55,823 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 994 transitions. [2021-04-28 20:44:55,823 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 994 transitions. [2021-04-28 20:44:55,824 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 20:44:55,825 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 994 transitions. [2021-04-28 20:44:55,828 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 248.5) internal successors, (994), 4 states have internal predecessors, (994), 0 states have call successors, (0), 0 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 20:44:55,832 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 417.0) internal successors, (2085), 5 states have internal predecessors, (2085), 0 states have call successors, (0), 0 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 20:44:55,834 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 417.0) internal successors, (2085), 5 states have internal predecessors, (2085), 0 states have call successors, (0), 0 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 20:44:55,834 INFO L185 Difference]: Start difference. First operand has 65 places, 55 transitions, 133 flow. Second operand 4 states and 994 transitions. [2021-04-28 20:44:55,834 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 70 transitions, 235 flow [2021-04-28 20:44:55,836 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 70 transitions, 228 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-28 20:44:55,837 INFO L241 Difference]: Finished difference. Result has 70 places, 63 transitions, 214 flow [2021-04-28 20:44:55,838 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=130, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=214, PETRI_PLACES=70, PETRI_TRANSITIONS=63} [2021-04-28 20:44:55,838 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -88 predicate places. [2021-04-28 20:44:55,838 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 20:44:55,838 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 70 places, 63 transitions, 214 flow [2021-04-28 20:44:55,839 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 70 places, 63 transitions, 214 flow [2021-04-28 20:44:55,839 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 70 places, 63 transitions, 214 flow [2021-04-28 20:44:55,940 INFO L129 PetriNetUnfolder]: 168/613 cut-off events. [2021-04-28 20:44:55,941 INFO L130 PetriNetUnfolder]: For 221/275 co-relation queries the response was YES. [2021-04-28 20:44:55,944 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1161 conditions, 613 events. 168/613 cut-off events. For 221/275 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 4766 event pairs, 63 based on Foata normal form. 0/411 useless extension candidates. Maximal degree in co-relation 1149. Up to 193 conditions per place. [2021-04-28 20:44:55,958 INFO L146 LiptonReduction]: Number of co-enabled transitions 2174 [2021-04-28 20:44:56,381 INFO L158 LiptonReduction]: Checked pairs total: 1335 [2021-04-28 20:44:56,381 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 20:44:56,381 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 543 [2021-04-28 20:44:56,383 INFO L480 AbstractCegarLoop]: Abstraction has has 70 places, 63 transitions, 214 flow [2021-04-28 20:44:56,384 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 243.75) internal successors, (975), 4 states have internal predecessors, (975), 0 states have call successors, (0), 0 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 20:44:56,384 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 20:44:56,384 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 20:44:56,384 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-28 20:44:56,384 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 20:44:56,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 20:44:56,385 INFO L82 PathProgramCache]: Analyzing trace with hash -1608201196, now seen corresponding path program 1 times [2021-04-28 20:44:56,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 20:44:56,385 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199307313] [2021-04-28 20:44:56,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 20:44:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 20:44:56,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 20:44:56,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 20:44:56,457 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 20:44:56,457 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199307313] [2021-04-28 20:44:56,457 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 20:44:56,457 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 20:44:56,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403317879] [2021-04-28 20:44:56,458 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 20:44:56,458 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 20:44:56,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 20:44:56,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 20:44:56,461 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 324 out of 417 [2021-04-28 20:44:56,462 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 63 transitions, 214 flow. Second operand has 3 states, 3 states have (on average 324.6666666666667) internal successors, (974), 3 states have internal predecessors, (974), 0 states have call successors, (0), 0 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 20:44:56,463 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 20:44:56,463 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 324 of 417 [2021-04-28 20:44:56,463 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 20:44:56,575 INFO L129 PetriNetUnfolder]: 156/573 cut-off events. [2021-04-28 20:44:56,576 INFO L130 PetriNetUnfolder]: For 401/541 co-relation queries the response was YES. [2021-04-28 20:44:56,579 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1188 conditions, 573 events. 156/573 cut-off events. For 401/541 co-relation queries the response was YES. Maximal size of possible extension queue 75. Compared 4285 event pairs, 52 based on Foata normal form. 3/387 useless extension candidates. Maximal degree in co-relation 1174. Up to 180 conditions per place. [2021-04-28 20:44:56,584 INFO L132 encePairwiseOnDemand]: 413/417 looper letters, 5 selfloop transitions, 4 changer transitions 0/66 dead transitions. [2021-04-28 20:44:56,584 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 72 places, 66 transitions, 246 flow [2021-04-28 20:44:56,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 20:44:56,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 20:44:56,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 979 transitions. [2021-04-28 20:44:56,588 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7825739408473221 [2021-04-28 20:44:56,588 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 979 transitions. [2021-04-28 20:44:56,588 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 979 transitions. [2021-04-28 20:44:56,589 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 20:44:56,589 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 979 transitions. [2021-04-28 20:44:56,592 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 326.3333333333333) internal successors, (979), 3 states have internal predecessors, (979), 0 states have call successors, (0), 0 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 20:44:56,595 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 417.0) internal successors, (1668), 4 states have internal predecessors, (1668), 0 states have call successors, (0), 0 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 20:44:56,597 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 417.0) internal successors, (1668), 4 states have internal predecessors, (1668), 0 states have call successors, (0), 0 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 20:44:56,597 INFO L185 Difference]: Start difference. First operand has 70 places, 63 transitions, 214 flow. Second operand 3 states and 979 transitions. [2021-04-28 20:44:56,597 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 72 places, 66 transitions, 246 flow [2021-04-28 20:44:56,599 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 66 transitions, 244 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-28 20:44:56,601 INFO L241 Difference]: Finished difference. Result has 72 places, 66 transitions, 246 flow [2021-04-28 20:44:56,602 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=212, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=59, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=246, PETRI_PLACES=72, PETRI_TRANSITIONS=66} [2021-04-28 20:44:56,602 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -86 predicate places. [2021-04-28 20:44:56,602 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 20:44:56,602 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 72 places, 66 transitions, 246 flow [2021-04-28 20:44:56,603 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 72 places, 66 transitions, 246 flow [2021-04-28 20:44:56,603 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 72 places, 66 transitions, 246 flow [2021-04-28 20:44:56,691 INFO L129 PetriNetUnfolder]: 151/580 cut-off events. [2021-04-28 20:44:56,691 INFO L130 PetriNetUnfolder]: For 355/444 co-relation queries the response was YES. [2021-04-28 20:44:56,695 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1190 conditions, 580 events. 151/580 cut-off events. For 355/444 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 4464 event pairs, 44 based on Foata normal form. 0/394 useless extension candidates. Maximal degree in co-relation 1176. Up to 170 conditions per place. [2021-04-28 20:44:56,709 INFO L146 LiptonReduction]: Number of co-enabled transitions 2330 [2021-04-28 20:44:56,718 INFO L158 LiptonReduction]: Checked pairs total: 1476 [2021-04-28 20:44:56,718 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 20:44:56,718 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 116 [2021-04-28 20:44:56,719 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 66 transitions, 246 flow [2021-04-28 20:44:56,720 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 324.6666666666667) internal successors, (974), 3 states have internal predecessors, (974), 0 states have call successors, (0), 0 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 20:44:56,720 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 20:44:56,721 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 20:44:56,721 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-04-28 20:44:56,721 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 20:44:56,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 20:44:56,721 INFO L82 PathProgramCache]: Analyzing trace with hash 126833743, now seen corresponding path program 1 times [2021-04-28 20:44:56,722 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 20:44:56,722 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165180714] [2021-04-28 20:44:56,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 20:44:56,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 20:44:56,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 20:44:56,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 20:44:56,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 20:44:56,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 20:44:56,784 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 20:44:56,785 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165180714] [2021-04-28 20:44:56,785 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 20:44:56,785 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 20:44:56,785 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141295731] [2021-04-28 20:44:56,786 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 20:44:56,786 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 20:44:56,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 20:44:56,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 20:44:56,788 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 324 out of 417 [2021-04-28 20:44:56,790 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 66 transitions, 246 flow. Second operand has 3 states, 3 states have (on average 325.0) internal successors, (975), 3 states have internal predecessors, (975), 0 states have call successors, (0), 0 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 20:44:56,790 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 20:44:56,790 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 324 of 417 [2021-04-28 20:44:56,790 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 20:44:56,974 INFO L129 PetriNetUnfolder]: 160/716 cut-off events. [2021-04-28 20:44:56,974 INFO L130 PetriNetUnfolder]: For 800/1050 co-relation queries the response was YES. [2021-04-28 20:44:56,979 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1485 conditions, 716 events. 160/716 cut-off events. For 800/1050 co-relation queries the response was YES. Maximal size of possible extension queue 89. Compared 6003 event pairs, 57 based on Foata normal form. 22/491 useless extension candidates. Maximal degree in co-relation 1469. Up to 200 conditions per place. [2021-04-28 20:44:56,983 INFO L132 encePairwiseOnDemand]: 414/417 looper letters, 3 selfloop transitions, 6 changer transitions 0/66 dead transitions. [2021-04-28 20:44:56,984 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 66 transitions, 264 flow [2021-04-28 20:44:56,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 20:44:56,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 20:44:56,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 978 transitions. [2021-04-28 20:44:56,987 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7817745803357314 [2021-04-28 20:44:56,988 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 978 transitions. [2021-04-28 20:44:56,988 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 978 transitions. [2021-04-28 20:44:56,989 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 20:44:56,989 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 978 transitions. [2021-04-28 20:44:56,992 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 326.0) internal successors, (978), 3 states have internal predecessors, (978), 0 states have call successors, (0), 0 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 20:44:56,995 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 417.0) internal successors, (1668), 4 states have internal predecessors, (1668), 0 states have call successors, (0), 0 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 20:44:56,997 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 417.0) internal successors, (1668), 4 states have internal predecessors, (1668), 0 states have call successors, (0), 0 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 20:44:56,997 INFO L185 Difference]: Start difference. First operand has 72 places, 66 transitions, 246 flow. Second operand 3 states and 978 transitions. [2021-04-28 20:44:56,997 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 66 transitions, 264 flow [2021-04-28 20:44:57,003 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 66 transitions, 260 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-28 20:44:57,005 INFO L241 Difference]: Finished difference. Result has 74 places, 66 transitions, 262 flow [2021-04-28 20:44:57,008 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=242, PETRI_DIFFERENCE_MINUEND_PLACES=71, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=262, PETRI_PLACES=74, PETRI_TRANSITIONS=66} [2021-04-28 20:44:57,008 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -84 predicate places. [2021-04-28 20:44:57,009 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 20:44:57,009 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 74 places, 66 transitions, 262 flow [2021-04-28 20:44:57,009 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 74 places, 66 transitions, 262 flow [2021-04-28 20:44:57,010 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 74 places, 66 transitions, 262 flow [2021-04-28 20:44:57,134 INFO L129 PetriNetUnfolder]: 161/696 cut-off events. [2021-04-28 20:44:57,134 INFO L130 PetriNetUnfolder]: For 750/854 co-relation queries the response was YES. [2021-04-28 20:44:57,138 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1460 conditions, 696 events. 161/696 cut-off events. For 750/854 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 5824 event pairs, 51 based on Foata normal form. 0/467 useless extension candidates. Maximal degree in co-relation 1445. Up to 198 conditions per place. [2021-04-28 20:44:57,157 INFO L146 LiptonReduction]: Number of co-enabled transitions 2328 [2021-04-28 20:44:57,171 INFO L158 LiptonReduction]: Checked pairs total: 1476 [2021-04-28 20:44:57,172 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 20:44:57,172 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 163 [2021-04-28 20:44:57,174 INFO L480 AbstractCegarLoop]: Abstraction has has 74 places, 66 transitions, 262 flow [2021-04-28 20:44:57,175 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 325.0) internal successors, (975), 3 states have internal predecessors, (975), 0 states have call successors, (0), 0 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 20:44:57,175 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 20:44:57,175 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 20:44:57,175 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-28 20:44:57,176 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 20:44:57,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 20:44:57,176 INFO L82 PathProgramCache]: Analyzing trace with hash 1316917236, now seen corresponding path program 1 times [2021-04-28 20:44:57,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 20:44:57,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805792961] [2021-04-28 20:44:57,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 20:44:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 20:44:57,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 20:44:57,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 20:44:57,309 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 20:44:57,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 20:44:57,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 20:44:57,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 20:44:57,320 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 20:44:57,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805792961] [2021-04-28 20:44:57,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 20:44:57,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 20:44:57,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125545460] [2021-04-28 20:44:57,321 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 20:44:57,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 20:44:57,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 20:44:57,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 20:44:57,324 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 417 [2021-04-28 20:44:57,326 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 66 transitions, 262 flow. Second operand has 4 states, 4 states have (on average 321.75) internal successors, (1287), 4 states have internal predecessors, (1287), 0 states have call successors, (0), 0 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 20:44:57,326 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 20:44:57,326 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 417 [2021-04-28 20:44:57,327 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 20:45:11,159 INFO L129 PetriNetUnfolder]: 79594/116904 cut-off events. [2021-04-28 20:45:11,159 INFO L130 PetriNetUnfolder]: For 7543/8770 co-relation queries the response was YES. [2021-04-28 20:45:11,828 INFO L84 FinitePrefix]: Finished finitePrefix Result has 236696 conditions, 116904 events. 79594/116904 cut-off events. For 7543/8770 co-relation queries the response was YES. Maximal size of possible extension queue 18432. Compared 1140349 event pairs, 40599 based on Foata normal form. 2056/35154 useless extension candidates. Maximal degree in co-relation 236679. Up to 75280 conditions per place. [2021-04-28 20:45:12,406 INFO L132 encePairwiseOnDemand]: 397/417 looper letters, 34 selfloop transitions, 33 changer transitions 0/110 dead transitions. [2021-04-28 20:45:12,406 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 110 transitions, 484 flow [2021-04-28 20:45:12,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-28 20:45:12,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-28 20:45:12,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1671 transitions. [2021-04-28 20:45:12,413 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8014388489208633 [2021-04-28 20:45:12,413 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1671 transitions. [2021-04-28 20:45:12,413 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1671 transitions. [2021-04-28 20:45:12,415 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 20:45:12,415 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1671 transitions. [2021-04-28 20:45:12,420 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 334.2) internal successors, (1671), 5 states have internal predecessors, (1671), 0 states have call successors, (0), 0 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 20:45:12,427 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 417.0) internal successors, (2502), 6 states have internal predecessors, (2502), 0 states have call successors, (0), 0 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 20:45:12,428 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 417.0) internal successors, (2502), 6 states have internal predecessors, (2502), 0 states have call successors, (0), 0 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 20:45:12,428 INFO L185 Difference]: Start difference. First operand has 74 places, 66 transitions, 262 flow. Second operand 5 states and 1671 transitions. [2021-04-28 20:45:12,428 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 110 transitions, 484 flow [2021-04-28 20:45:12,440 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 110 transitions, 476 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-04-28 20:45:12,443 INFO L241 Difference]: Finished difference. Result has 80 places, 97 transitions, 500 flow [2021-04-28 20:45:12,444 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=254, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=46, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=500, PETRI_PLACES=80, PETRI_TRANSITIONS=97} [2021-04-28 20:45:12,445 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -78 predicate places. [2021-04-28 20:45:12,445 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 20:45:12,445 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 80 places, 97 transitions, 500 flow [2021-04-28 20:45:12,446 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 80 places, 97 transitions, 500 flow [2021-04-28 20:45:12,447 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 80 places, 97 transitions, 500 flow [2021-04-28 20:45:23,991 INFO L129 PetriNetUnfolder]: 73675/109503 cut-off events. [2021-04-28 20:45:23,991 INFO L130 PetriNetUnfolder]: For 27025/129821 co-relation queries the response was YES. [2021-04-28 20:45:24,444 INFO L84 FinitePrefix]: Finished finitePrefix Result has 315204 conditions, 109503 events. 73675/109503 cut-off events. For 27025/129821 co-relation queries the response was YES. Maximal size of possible extension queue 17222. Compared 1094412 event pairs, 40682 based on Foata normal form. 37/32562 useless extension candidates. Maximal degree in co-relation 315185. Up to 103922 conditions per place. [2021-04-28 20:45:25,970 INFO L146 LiptonReduction]: Number of co-enabled transitions 3670 [2021-04-28 20:45:28,291 INFO L158 LiptonReduction]: Checked pairs total: 2914 [2021-04-28 20:45:28,291 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 20:45:28,291 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 15846 [2021-04-28 20:45:28,292 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 97 transitions, 500 flow [2021-04-28 20:45:28,293 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 321.75) internal successors, (1287), 4 states have internal predecessors, (1287), 0 states have call successors, (0), 0 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 20:45:28,293 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 20:45:28,293 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 20:45:28,294 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-04-28 20:45:28,294 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 20:45:28,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 20:45:28,294 INFO L82 PathProgramCache]: Analyzing trace with hash 1688063275, now seen corresponding path program 1 times [2021-04-28 20:45:28,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 20:45:28,295 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596838313] [2021-04-28 20:45:28,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 20:45:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 20:45:28,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 20:45:28,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 20:45:28,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 20:45:28,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 20:45:28,380 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 20:45:28,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 20:45:28,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 20:45:28,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 20:45:28,398 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 20:45:28,398 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596838313] [2021-04-28 20:45:28,398 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 20:45:28,398 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 20:45:28,398 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306185669] [2021-04-28 20:45:28,399 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 20:45:28,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 20:45:28,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 20:45:28,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-28 20:45:28,402 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 417 [2021-04-28 20:45:28,404 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 97 transitions, 500 flow. Second operand has 5 states, 5 states have (on average 321.8) internal successors, (1609), 5 states have internal predecessors, (1609), 0 states have call successors, (0), 0 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 20:45:28,404 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 20:45:28,404 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 417 [2021-04-28 20:45:28,404 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 20:45:44,017 INFO L129 PetriNetUnfolder]: 86353/133866 cut-off events. [2021-04-28 20:45:44,017 INFO L130 PetriNetUnfolder]: For 43429/577321 co-relation queries the response was YES. [2021-04-28 20:45:44,532 INFO L84 FinitePrefix]: Finished finitePrefix Result has 514912 conditions, 133866 events. 86353/133866 cut-off events. For 43429/577321 co-relation queries the response was YES. Maximal size of possible extension queue 23292. Compared 1438712 event pairs, 17502 based on Foata normal form. 2485/45457 useless extension candidates. Maximal degree in co-relation 514891. Up to 124913 conditions per place. [2021-04-28 20:45:45,100 INFO L132 encePairwiseOnDemand]: 397/417 looper letters, 35 selfloop transitions, 64 changer transitions 0/142 dead transitions. [2021-04-28 20:45:45,100 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 142 transitions, 947 flow [2021-04-28 20:45:45,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 20:45:45,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 20:45:45,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 2343 transitions. [2021-04-28 20:45:45,109 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.802672147995889 [2021-04-28 20:45:45,109 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 2343 transitions. [2021-04-28 20:45:45,109 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 2343 transitions. [2021-04-28 20:45:45,111 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 20:45:45,111 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 2343 transitions. [2021-04-28 20:45:45,117 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 334.7142857142857) internal successors, (2343), 7 states have internal predecessors, (2343), 0 states have call successors, (0), 0 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 20:45:45,123 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 417.0) internal successors, (3336), 8 states have internal predecessors, (3336), 0 states have call successors, (0), 0 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 20:45:45,127 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 417.0) internal successors, (3336), 8 states have internal predecessors, (3336), 0 states have call successors, (0), 0 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 20:45:45,127 INFO L185 Difference]: Start difference. First operand has 80 places, 97 transitions, 500 flow. Second operand 7 states and 2343 transitions. [2021-04-28 20:45:45,127 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 142 transitions, 947 flow [2021-04-28 20:45:45,402 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 142 transitions, 947 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 20:45:45,405 INFO L241 Difference]: Finished difference. Result has 89 places, 128 transitions, 942 flow [2021-04-28 20:45:45,405 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=500, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=46, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=942, PETRI_PLACES=89, PETRI_TRANSITIONS=128} [2021-04-28 20:45:45,405 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -69 predicate places. [2021-04-28 20:45:45,406 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 20:45:45,406 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 128 transitions, 942 flow [2021-04-28 20:45:45,406 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 128 transitions, 942 flow [2021-04-28 20:45:45,407 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 128 transitions, 942 flow [2021-04-28 20:45:59,391 INFO L129 PetriNetUnfolder]: 81032/127054 cut-off events. [2021-04-28 20:45:59,391 INFO L130 PetriNetUnfolder]: For 288352/639856 co-relation queries the response was YES. [2021-04-28 20:46:00,030 INFO L84 FinitePrefix]: Finished finitePrefix Result has 602627 conditions, 127054 events. 81032/127054 cut-off events. For 288352/639856 co-relation queries the response was YES. Maximal size of possible extension queue 22153. Compared 1387898 event pairs, 17055 based on Foata normal form. 73/38945 useless extension candidates. Maximal degree in co-relation 602603. Up to 121322 conditions per place. [2021-04-28 20:46:01,669 INFO L146 LiptonReduction]: Number of co-enabled transitions 5192 [2021-04-28 20:46:03,652 INFO L158 LiptonReduction]: Checked pairs total: 6254 [2021-04-28 20:46:03,652 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 20:46:03,653 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 18247 [2021-04-28 20:46:03,654 INFO L480 AbstractCegarLoop]: Abstraction has has 89 places, 128 transitions, 942 flow [2021-04-28 20:46:03,655 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 321.8) internal successors, (1609), 5 states have internal predecessors, (1609), 0 states have call successors, (0), 0 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 20:46:03,655 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 20:46:03,655 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] [2021-04-28 20:46:03,655 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-04-28 20:46:03,655 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 20:46:03,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 20:46:03,656 INFO L82 PathProgramCache]: Analyzing trace with hash 1260501677, now seen corresponding path program 1 times [2021-04-28 20:46:03,656 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 20:46:03,656 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260964474] [2021-04-28 20:46:03,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 20:46:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 20:46:03,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 20:46:03,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 20:46:03,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 20:46:03,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 20:46:03,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 20:46:03,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 20:46:03,812 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 20:46:03,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 20:46:03,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 20:46:03,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 20:46:03,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 20:46:03,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260964474] [2021-04-28 20:46:03,824 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 20:46:03,824 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 20:46:03,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963516856] [2021-04-28 20:46:03,825 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-28 20:46:03,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 20:46:03,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-28 20:46:03,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-04-28 20:46:03,829 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 417 [2021-04-28 20:46:03,831 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 128 transitions, 942 flow. Second operand has 6 states, 6 states have (on average 321.8333333333333) internal successors, (1931), 6 states have internal predecessors, (1931), 0 states have call successors, (0), 0 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 20:46:03,831 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 20:46:03,831 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 417 [2021-04-28 20:46:03,831 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 20:46:21,027 INFO L129 PetriNetUnfolder]: 80773/132777 cut-off events. [2021-04-28 20:46:21,027 INFO L130 PetriNetUnfolder]: For 135800/1873601 co-relation queries the response was YES. [2021-04-28 20:46:21,694 INFO L84 FinitePrefix]: Finished finitePrefix Result has 755362 conditions, 132777 events. 80773/132777 cut-off events. For 135800/1873601 co-relation queries the response was YES. Maximal size of possible extension queue 22338. Compared 1550118 event pairs, 2706 based on Foata normal form. 2646/44727 useless extension candidates. Maximal degree in co-relation 755336. Up to 125453 conditions per place. [2021-04-28 20:46:22,019 INFO L132 encePairwiseOnDemand]: 397/417 looper letters, 24 selfloop transitions, 95 changer transitions 12/174 dead transitions. [2021-04-28 20:46:22,019 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 174 transitions, 1614 flow [2021-04-28 20:46:22,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-28 20:46:22,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-28 20:46:22,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 3015 transitions. [2021-04-28 20:46:22,030 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8033573141486811 [2021-04-28 20:46:22,030 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 3015 transitions. [2021-04-28 20:46:22,030 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 3015 transitions. [2021-04-28 20:46:22,033 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 20:46:22,033 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 3015 transitions. [2021-04-28 20:46:22,040 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 335.0) internal successors, (3015), 9 states have internal predecessors, (3015), 0 states have call successors, (0), 0 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 20:46:22,049 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 417.0) internal successors, (4170), 10 states have internal predecessors, (4170), 0 states have call successors, (0), 0 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 20:46:22,051 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 417.0) internal successors, (4170), 10 states have internal predecessors, (4170), 0 states have call successors, (0), 0 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 20:46:22,051 INFO L185 Difference]: Start difference. First operand has 89 places, 128 transitions, 942 flow. Second operand 9 states and 3015 transitions. [2021-04-28 20:46:22,051 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 174 transitions, 1614 flow [2021-04-28 20:46:51,433 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 174 transitions, 1451 flow, removed 54 selfloop flow, removed 3 redundant places. [2021-04-28 20:46:51,436 INFO L241 Difference]: Finished difference. Result has 97 places, 159 transitions, 1370 flow [2021-04-28 20:46:51,436 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=780, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=128, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=76, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=46, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1370, PETRI_PLACES=97, PETRI_TRANSITIONS=159} [2021-04-28 20:46:51,436 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -61 predicate places. [2021-04-28 20:46:51,436 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 20:46:51,437 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 97 places, 159 transitions, 1370 flow [2021-04-28 20:46:51,437 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 97 places, 159 transitions, 1370 flow [2021-04-28 20:46:51,438 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 97 places, 159 transitions, 1370 flow [2021-04-28 20:47:03,872 INFO L129 PetriNetUnfolder]: 58695/103443 cut-off events. [2021-04-28 20:47:03,872 INFO L130 PetriNetUnfolder]: For 443674/646556 co-relation queries the response was YES. [2021-04-28 20:47:04,497 INFO L84 FinitePrefix]: Finished finitePrefix Result has 603197 conditions, 103443 events. 58695/103443 cut-off events. For 443674/646556 co-relation queries the response was YES. Maximal size of possible extension queue 21360. Compared 1292942 event pairs, 2743 based on Foata normal form. 1/31278 useless extension candidates. Maximal degree in co-relation 603170. Up to 83863 conditions per place. [2021-04-28 20:47:05,904 INFO L146 LiptonReduction]: Number of co-enabled transitions 5992 [2021-04-28 20:47:21,374 INFO L158 LiptonReduction]: Checked pairs total: 10002 [2021-04-28 20:47:21,374 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 20:47:21,374 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 29938 [2021-04-28 20:47:21,375 INFO L480 AbstractCegarLoop]: Abstraction has has 97 places, 159 transitions, 1370 flow [2021-04-28 20:47:21,385 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 321.8333333333333) internal successors, (1931), 6 states have internal predecessors, (1931), 0 states have call successors, (0), 0 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 20:47:21,386 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 20:47:21,386 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] [2021-04-28 20:47:21,391 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-04-28 20:47:21,391 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 20:47:21,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 20:47:21,392 INFO L82 PathProgramCache]: Analyzing trace with hash -1088962029, now seen corresponding path program 1 times [2021-04-28 20:47:21,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 20:47:21,392 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617303509] [2021-04-28 20:47:21,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 20:47:21,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 20:47:21,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 20:47:21,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 20:47:21,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 20:47:21,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 20:47:21,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 20:47:21,495 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617303509] [2021-04-28 20:47:21,495 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 20:47:21,495 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 20:47:21,495 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841191328] [2021-04-28 20:47:21,495 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 20:47:21,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 20:47:21,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 20:47:21,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 20:47:21,498 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 330 out of 417 [2021-04-28 20:47:21,500 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 159 transitions, 1370 flow. Second operand has 3 states, 3 states have (on average 331.0) internal successors, (993), 3 states have internal predecessors, (993), 0 states have call successors, (0), 0 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 20:47:21,502 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 20:47:21,502 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 330 of 417 [2021-04-28 20:47:21,502 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 20:47:41,052 INFO L129 PetriNetUnfolder]: 89227/155648 cut-off events. [2021-04-28 20:47:41,052 INFO L130 PetriNetUnfolder]: For 697067/1063750 co-relation queries the response was YES. [2021-04-28 20:47:42,152 INFO L84 FinitePrefix]: Finished finitePrefix Result has 916492 conditions, 155648 events. 89227/155648 cut-off events. For 697067/1063750 co-relation queries the response was YES. Maximal size of possible extension queue 32949. Compared 1996886 event pairs, 4627 based on Foata normal form. 244/46677 useless extension candidates. Maximal degree in co-relation 916463. Up to 127432 conditions per place. [2021-04-28 20:47:42,679 INFO L132 encePairwiseOnDemand]: 414/417 looper letters, 4 selfloop transitions, 6 changer transitions 0/159 dead transitions. [2021-04-28 20:47:42,679 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 159 transitions, 1390 flow [2021-04-28 20:47:42,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 20:47:42,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 20:47:42,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 996 transitions. [2021-04-28 20:47:42,683 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7961630695443646 [2021-04-28 20:47:42,683 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 996 transitions. [2021-04-28 20:47:42,684 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 996 transitions. [2021-04-28 20:47:42,684 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 20:47:42,685 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 996 transitions. [2021-04-28 20:47:42,687 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 332.0) internal successors, (996), 3 states have internal predecessors, (996), 0 states have call successors, (0), 0 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 20:47:42,690 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 417.0) internal successors, (1668), 4 states have internal predecessors, (1668), 0 states have call successors, (0), 0 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 20:47:42,691 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 417.0) internal successors, (1668), 4 states have internal predecessors, (1668), 0 states have call successors, (0), 0 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 20:47:42,691 INFO L185 Difference]: Start difference. First operand has 97 places, 159 transitions, 1370 flow. Second operand 3 states and 996 transitions. [2021-04-28 20:47:42,691 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 159 transitions, 1390 flow Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown