/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/rfi000_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-28 22:55:36,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-28 22:55:36,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-28 22:55:36,913 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-28 22:55:36,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-28 22:55:36,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-28 22:55:36,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-28 22:55:36,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-28 22:55:36,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-28 22:55:36,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-28 22:55:36,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-28 22:55:36,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-28 22:55:36,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-28 22:55:36,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-28 22:55:36,957 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-28 22:55:36,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-28 22:55:36,964 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-28 22:55:36,965 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-28 22:55:36,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-28 22:55:36,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-28 22:55:36,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-28 22:55:36,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-28 22:55:36,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-28 22:55:36,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-28 22:55:37,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-28 22:55:37,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-04-28 22:55:37,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-04-28 22:55:37,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-04-28 22:55:37,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-04-28 22:55:37,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-04-28 22:55:37,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-04-28 22:55:37,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-04-28 22:55:37,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-04-28 22:55:37,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-28 22:55:37,018 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-28 22:55:37,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-28 22:55:37,019 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 22:55:37,079 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-28 22:55:37,079 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-28 22:55:37,085 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-28 22:55:37,085 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-28 22:55:37,085 INFO L138 SettingsManager]: * Use SBE=true [2021-04-28 22:55:37,086 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-28 22:55:37,086 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-28 22:55:37,086 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-28 22:55:37,086 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-28 22:55:37,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-28 22:55:37,088 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-28 22:55:37,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-28 22:55:37,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-28 22:55:37,089 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-28 22:55:37,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-28 22:55:37,090 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-28 22:55:37,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-28 22:55:37,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-28 22:55:37,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-28 22:55:37,091 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-28 22:55:37,091 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-28 22:55:37,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-28 22:55:37,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-28 22:55:37,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-28 22:55:37,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-28 22:55:37,093 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-28 22:55:37,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-28 22:55:37,093 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-28 22:55:37,094 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-28 22:55:37,094 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-28 22:55:37,094 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-28 22:55:37,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-28 22:55:37,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-28 22:55:37,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-28 22:55:37,662 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-28 22:55:37,663 INFO L275 PluginConnector]: CDTParser initialized [2021-04-28 22:55:37,664 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi000_tso.oepc.i [2021-04-28 22:55:37,757 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/524f73b4f/805ee6bdfe9342eb91aacf4bd4b8031f/FLAG4c6a6bb99 [2021-04-28 22:55:38,773 INFO L306 CDTParser]: Found 1 translation units. [2021-04-28 22:55:38,773 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi000_tso.oepc.i [2021-04-28 22:55:38,806 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/524f73b4f/805ee6bdfe9342eb91aacf4bd4b8031f/FLAG4c6a6bb99 [2021-04-28 22:55:38,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/524f73b4f/805ee6bdfe9342eb91aacf4bd4b8031f [2021-04-28 22:55:38,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-28 22:55:38,994 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-28 22:55:38,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-28 22:55:38,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-28 22:55:39,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-28 22:55:39,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 10:55:38" (1/1) ... [2021-04-28 22:55:39,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@763522c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 10:55:39, skipping insertion in model container [2021-04-28 22:55:39,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 10:55:38" (1/1) ... [2021-04-28 22:55:39,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-28 22:55:39,112 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-28 22:55:39,343 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/rfi000_tso.oepc.i[949,962] [2021-04-28 22:55:39,671 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 22:55:39,685 INFO L203 MainTranslator]: Completed pre-run [2021-04-28 22:55:39,702 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/rfi000_tso.oepc.i[949,962] [2021-04-28 22:55:39,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 22:55:39,939 INFO L208 MainTranslator]: Completed translation [2021-04-28 22:55:39,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 10:55:39 WrapperNode [2021-04-28 22:55:39,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-28 22:55:39,943 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-28 22:55:39,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-28 22:55:39,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-28 22:55:39,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 10:55:39" (1/1) ... [2021-04-28 22:55:40,011 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 10:55:39" (1/1) ... [2021-04-28 22:55:40,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-28 22:55:40,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-28 22:55:40,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-28 22:55:40,091 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-28 22:55:40,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 10:55:39" (1/1) ... [2021-04-28 22:55:40,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 10:55:39" (1/1) ... [2021-04-28 22:55:40,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 10:55:39" (1/1) ... [2021-04-28 22:55:40,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 10:55:39" (1/1) ... [2021-04-28 22:55:40,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 10:55:39" (1/1) ... [2021-04-28 22:55:40,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 10:55:39" (1/1) ... [2021-04-28 22:55:40,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 10:55:39" (1/1) ... [2021-04-28 22:55:40,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-28 22:55:40,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-28 22:55:40,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-28 22:55:40,166 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-28 22:55:40,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 10:55:39" (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 22:55:40,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-28 22:55:40,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-04-28 22:55:40,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-28 22:55:40,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-28 22:55:40,313 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-04-28 22:55:40,314 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-04-28 22:55:40,315 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-04-28 22:55:40,315 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-04-28 22:55:40,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-28 22:55:40,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-04-28 22:55:40,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-28 22:55:40,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-28 22:55:40,319 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 22:55:44,448 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-28 22:55:44,449 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-04-28 22:55:44,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 10:55:44 BoogieIcfgContainer [2021-04-28 22:55:44,452 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-28 22:55:44,455 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-28 22:55:44,455 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-28 22:55:44,460 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-28 22:55:44,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.04 10:55:38" (1/3) ... [2021-04-28 22:55:44,462 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47b6405c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 10:55:44, skipping insertion in model container [2021-04-28 22:55:44,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 10:55:39" (2/3) ... [2021-04-28 22:55:44,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47b6405c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 10:55:44, skipping insertion in model container [2021-04-28 22:55:44,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 10:55:44" (3/3) ... [2021-04-28 22:55:44,465 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi000_tso.oepc.i [2021-04-28 22:55:44,476 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-28 22:55:44,483 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-04-28 22:55:44,485 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-28 22:55:44,545 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,545 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,546 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,546 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,546 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,546 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,547 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,547 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,547 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,547 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,548 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,548 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,548 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,548 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,548 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,549 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,549 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,550 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,550 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,550 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,550 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,551 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,552 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,552 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,552 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,553 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,553 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,553 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,553 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,554 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,554 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,554 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,554 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,554 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,555 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,555 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,555 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,555 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,556 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,556 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,556 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,556 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,565 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,566 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,566 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,566 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,566 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,566 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,567 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,567 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,567 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,567 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,568 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,568 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,568 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,568 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,569 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,569 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,569 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,569 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,569 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,569 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,570 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,570 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,570 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,570 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,570 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,571 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,571 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,571 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,571 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,571 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,571 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,571 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,572 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,572 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,572 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,572 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,572 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,573 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,586 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,586 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,586 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,586 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,586 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,586 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,586 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,587 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,587 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,587 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,587 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,587 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,588 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,588 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,588 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,588 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,588 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,588 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,589 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,589 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,589 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,589 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,589 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,589 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,589 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,590 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,590 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,590 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,592 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,592 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,593 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,593 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,593 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,593 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,593 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,594 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,594 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,594 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,594 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,594 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,595 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,595 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,596 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,596 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,596 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,596 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,599 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,600 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,600 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,600 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,600 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,600 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,600 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,601 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,601 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,601 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,604 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,604 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,604 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,604 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,607 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,607 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,607 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,607 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,607 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,607 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,608 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,608 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,608 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,608 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,608 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,611 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,611 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,611 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,611 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,611 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,611 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,612 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,612 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,612 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,612 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,612 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,613 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,613 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,613 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,613 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,614 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,614 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,614 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,614 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,614 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,615 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,615 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,615 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 22:55:44,617 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-04-28 22:55:44,648 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-04-28 22:55:44,683 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-28 22:55:44,683 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-28 22:55:44,683 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-28 22:55:44,683 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-28 22:55:44,683 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-28 22:55:44,683 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-28 22:55:44,683 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-28 22:55:44,684 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-28 22:55:44,701 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 88 places, 83 transitions, 176 flow [2021-04-28 22:55:44,756 INFO L129 PetriNetUnfolder]: 2/81 cut-off events. [2021-04-28 22:55:44,756 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 22:55:44,761 INFO L84 FinitePrefix]: Finished finitePrefix Result has 88 conditions, 81 events. 2/81 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 50 event pairs, 0 based on Foata normal form. 0/77 useless extension candidates. Maximal degree in co-relation 48. Up to 2 conditions per place. [2021-04-28 22:55:44,761 INFO L82 GeneralOperation]: Start removeDead. Operand has 88 places, 83 transitions, 176 flow [2021-04-28 22:55:44,768 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 86 places, 81 transitions, 168 flow [2021-04-28 22:55:44,770 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 22:55:44,793 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 86 places, 81 transitions, 168 flow [2021-04-28 22:55:44,799 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 86 places, 81 transitions, 168 flow [2021-04-28 22:55:44,801 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 86 places, 81 transitions, 168 flow [2021-04-28 22:55:44,824 INFO L129 PetriNetUnfolder]: 2/81 cut-off events. [2021-04-28 22:55:44,825 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 22:55:44,825 INFO L84 FinitePrefix]: Finished finitePrefix Result has 88 conditions, 81 events. 2/81 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 57 event pairs, 0 based on Foata normal form. 0/77 useless extension candidates. Maximal degree in co-relation 48. Up to 2 conditions per place. [2021-04-28 22:55:44,829 INFO L146 LiptonReduction]: Number of co-enabled transitions 1046 [2021-04-28 22:55:46,994 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 228 DAG size of output: 188 [2021-04-28 22:55:47,549 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2021-04-28 22:55:50,245 WARN L205 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 312 DAG size of output: 267 [2021-04-28 22:55:51,404 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 264 [2021-04-28 22:55:53,898 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-04-28 22:55:54,033 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 22:55:54,731 WARN L205 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 83 [2021-04-28 22:55:55,000 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-28 22:55:56,742 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 188 DAG size of output: 187 [2021-04-28 22:55:57,359 WARN L205 SmtUtils]: Spent 613.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2021-04-28 22:55:58,655 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 266 [2021-04-28 22:55:59,776 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 266 [2021-04-28 22:56:00,889 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 186 DAG size of output: 185 [2021-04-28 22:56:01,463 WARN L205 SmtUtils]: Spent 572.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2021-04-28 22:56:02,659 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 264 [2021-04-28 22:56:03,826 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 264 [2021-04-28 22:56:04,422 WARN L205 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2021-04-28 22:56:05,068 WARN L205 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2021-04-28 22:56:06,363 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 268 [2021-04-28 22:56:07,573 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 268 [2021-04-28 22:56:11,057 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 189 DAG size of output: 188 [2021-04-28 22:56:11,629 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-04-28 22:56:12,860 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 267 [2021-04-28 22:56:14,102 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 267 [2021-04-28 22:56:14,721 WARN L205 SmtUtils]: Spent 614.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2021-04-28 22:56:15,347 WARN L205 SmtUtils]: Spent 623.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2021-04-28 22:56:16,568 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 264 [2021-04-28 22:56:17,804 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 264 [2021-04-28 22:56:18,451 WARN L205 SmtUtils]: Spent 639.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-04-28 22:56:19,079 WARN L205 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-04-28 22:56:20,318 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 267 [2021-04-28 22:56:21,671 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 267 [2021-04-28 22:56:23,012 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 188 DAG size of output: 187 [2021-04-28 22:56:23,660 WARN L205 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2021-04-28 22:56:24,992 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 266 [2021-04-28 22:56:26,385 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 266 [2021-04-28 22:56:28,526 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2021-04-28 22:56:28,743 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2021-04-28 22:56:28,948 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 22:56:29,136 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 22:56:29,325 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 22:56:29,515 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 22:56:29,729 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2021-04-28 22:56:29,963 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2021-04-28 22:56:30,180 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2021-04-28 22:56:30,383 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2021-04-28 22:56:31,586 WARN L205 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2021-04-28 22:56:32,326 WARN L205 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2021-04-28 22:56:33,721 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 264 [2021-04-28 22:56:35,117 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 264 [2021-04-28 22:56:36,649 WARN L205 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 188 DAG size of output: 187 [2021-04-28 22:56:37,404 WARN L205 SmtUtils]: Spent 753.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2021-04-28 22:56:38,950 WARN L205 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 266 [2021-04-28 22:56:40,499 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 266 [2021-04-28 22:56:41,307 WARN L205 SmtUtils]: Spent 803.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-04-28 22:56:42,090 WARN L205 SmtUtils]: Spent 781.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-04-28 22:56:43,731 WARN L205 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 267 [2021-04-28 22:56:45,427 WARN L205 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 267 [2021-04-28 22:56:46,665 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2021-04-28 22:56:46,918 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2021-04-28 22:56:47,204 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2021-04-28 22:56:47,506 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2021-04-28 22:56:47,768 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 22:56:47,991 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 22:56:48,282 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2021-04-28 22:56:48,597 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2021-04-28 22:56:48,805 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-28 22:56:48,926 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-28 22:56:49,039 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-28 22:56:49,157 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-28 22:56:50,799 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-28 22:56:50,906 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-28 22:56:51,012 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-28 22:56:51,118 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-28 22:56:51,843 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2021-04-28 22:56:52,149 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2021-04-28 22:56:52,418 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 22:56:52,641 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-28 22:56:52,954 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2021-04-28 22:56:53,064 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 22:56:53,330 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2021-04-28 22:56:53,444 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 22:56:53,637 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2021-04-28 22:56:53,911 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2021-04-28 22:56:54,222 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2021-04-28 22:56:54,334 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 22:56:54,558 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2021-04-28 22:56:54,672 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 22:56:54,943 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 22:56:55,182 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 22:56:55,414 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 22:56:55,667 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 22:56:55,897 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 22:56:56,115 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 22:56:56,337 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 22:56:56,550 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 22:56:56,666 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 22:56:56,790 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 22:56:56,922 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 22:56:57,051 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 22:56:57,237 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 22:56:57,427 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 22:56:57,628 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 22:56:57,831 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 22:56:58,453 WARN L205 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-28 22:56:58,756 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-28 22:56:59,413 WARN L205 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-28 22:56:59,716 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-28 22:56:59,849 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 22:56:59,980 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 22:57:00,119 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 22:57:00,260 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 22:57:00,503 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 22:57:00,755 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 22:57:00,997 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 22:57:01,242 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 22:57:01,404 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 22:57:01,566 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 22:57:01,743 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 22:57:01,902 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 22:57:02,098 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 22:57:02,288 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 22:57:02,489 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 22:57:02,687 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 22:57:03,359 WARN L205 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 108 [2021-04-28 22:57:03,667 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 22:57:04,356 WARN L205 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 108 [2021-04-28 22:57:04,683 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 22:57:04,842 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 22:57:05,002 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 22:57:05,154 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 22:57:05,307 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 22:57:05,488 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 22:57:05,666 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 22:57:05,837 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 22:57:06,012 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 22:57:06,250 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 22:57:06,472 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 22:57:06,711 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 22:57:06,956 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 22:57:07,093 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 22:57:07,221 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 22:57:07,370 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 22:57:07,520 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 22:57:07,695 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 22:57:07,872 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 22:57:08,034 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 22:57:08,203 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 22:57:08,416 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 22:57:08,620 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 22:57:08,830 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 22:57:09,021 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 22:57:09,281 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 22:57:09,537 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 22:57:09,788 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 22:57:10,038 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 22:57:10,265 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 22:57:10,476 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 22:57:10,677 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 22:57:10,898 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 22:57:11,085 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 22:57:11,273 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 22:57:11,455 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 22:57:11,645 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 22:57:11,788 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 22:57:11,936 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 22:57:12,086 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 22:57:12,239 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 22:57:12,376 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 22:57:12,511 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 22:57:12,646 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 22:57:12,778 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 22:57:13,032 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 22:57:13,278 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 22:57:13,519 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 22:57:13,764 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 22:57:14,027 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 22:57:14,274 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 22:57:14,526 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 22:57:14,762 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 22:57:14,808 INFO L158 LiptonReduction]: Checked pairs total: 10114 [2021-04-28 22:57:14,808 INFO L160 LiptonReduction]: Total number of compositions: 186 [2021-04-28 22:57:14,813 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 90045 [2021-04-28 22:57:14,838 INFO L129 PetriNetUnfolder]: 2/71 cut-off events. [2021-04-28 22:57:14,839 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 22:57:14,839 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 22:57:14,840 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2021-04-28 22:57:14,840 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 22:57:14,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 22:57:14,847 INFO L82 PathProgramCache]: Analyzing trace with hash -1975176884, now seen corresponding path program 1 times [2021-04-28 22:57:14,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 22:57:14,859 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560178203] [2021-04-28 22:57:14,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 22:57:15,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 22:57:15,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:57:15,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 22:57:15,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:57:15,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 22:57:15,083 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 22:57:15,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560178203] [2021-04-28 22:57:15,085 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 22:57:15,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 22:57:15,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832827438] [2021-04-28 22:57:15,097 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-04-28 22:57:15,098 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 22:57:15,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-04-28 22:57:15,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-04-28 22:57:15,119 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 252 out of 269 [2021-04-28 22:57:15,124 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 104 transitions, 214 flow. Second operand has 2 states, 2 states have (on average 252.5) internal successors, (505), 2 states have internal predecessors, (505), 0 states have call successors, (0), 0 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 22:57:15,125 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 22:57:15,125 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 252 of 269 [2021-04-28 22:57:15,127 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 22:57:15,161 INFO L129 PetriNetUnfolder]: 0/100 cut-off events. [2021-04-28 22:57:15,161 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 22:57:15,161 INFO L84 FinitePrefix]: Finished finitePrefix Result has 108 conditions, 100 events. 0/100 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 583 event pairs, 0 based on Foata normal form. 2/20 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2021-04-28 22:57:15,163 INFO L132 encePairwiseOnDemand]: 265/269 looper letters, 0 selfloop transitions, 0 changer transitions 47/100 dead transitions. [2021-04-28 22:57:15,163 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 100 transitions, 206 flow [2021-04-28 22:57:15,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-28 22:57:15,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-04-28 22:57:15,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 508 transitions. [2021-04-28 22:57:15,182 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9442379182156134 [2021-04-28 22:57:15,183 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 508 transitions. [2021-04-28 22:57:15,184 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 508 transitions. [2021-04-28 22:57:15,187 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 22:57:15,190 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 508 transitions. [2021-04-28 22:57:15,195 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 254.0) internal successors, (508), 2 states have internal predecessors, (508), 0 states have call successors, (0), 0 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 22:57:15,205 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 269.0) internal successors, (807), 3 states have internal predecessors, (807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 22:57:15,206 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 269.0) internal successors, (807), 3 states have internal predecessors, (807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 22:57:15,208 INFO L185 Difference]: Start difference. First operand has 109 places, 104 transitions, 214 flow. Second operand 2 states and 508 transitions. [2021-04-28 22:57:15,210 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 100 transitions, 206 flow [2021-04-28 22:57:15,217 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 100 transitions, 204 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 22:57:15,219 INFO L241 Difference]: Finished difference. Result has 106 places, 53 transitions, 110 flow [2021-04-28 22:57:15,222 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=204, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=100, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=110, PETRI_PLACES=106, PETRI_TRANSITIONS=53} [2021-04-28 22:57:15,223 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, -3 predicate places. [2021-04-28 22:57:15,224 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 22:57:15,224 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 106 places, 53 transitions, 110 flow [2021-04-28 22:57:15,224 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 106 places, 53 transitions, 110 flow [2021-04-28 22:57:15,225 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 58 places, 53 transitions, 110 flow [2021-04-28 22:57:15,240 INFO L129 PetriNetUnfolder]: 0/53 cut-off events. [2021-04-28 22:57:15,241 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 22:57:15,241 INFO L84 FinitePrefix]: Finished finitePrefix Result has 58 conditions, 53 events. 0/53 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 240 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2021-04-28 22:57:15,242 INFO L146 LiptonReduction]: Number of co-enabled transitions 1256 [2021-04-28 22:57:16,295 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 197 [2021-04-28 22:57:17,274 WARN L205 SmtUtils]: Spent 976.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2021-04-28 22:57:19,134 WARN L205 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 275 [2021-04-28 22:57:20,998 WARN L205 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 275 [2021-04-28 22:57:22,909 WARN L205 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 201 DAG size of output: 200 [2021-04-28 22:57:23,866 WARN L205 SmtUtils]: Spent 953.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2021-04-28 22:57:26,026 WARN L205 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 279 [2021-04-28 22:57:28,249 WARN L205 SmtUtils]: Spent 2.22 s on a formula simplification that was a NOOP. DAG size: 279 [2021-04-28 22:57:29,286 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 197 [2021-04-28 22:57:30,315 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 197 [2021-04-28 22:57:32,392 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 275 [2021-04-28 22:57:34,483 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 275 [2021-04-28 22:57:35,520 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 192 [2021-04-28 22:57:36,557 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 192 [2021-04-28 22:57:38,627 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 270 [2021-04-28 22:57:40,771 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 270 [2021-04-28 22:57:43,161 WARN L205 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 201 DAG size of output: 200 [2021-04-28 22:57:44,403 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 200 [2021-04-28 22:57:47,048 WARN L205 SmtUtils]: Spent 2.64 s on a formula simplification that was a NOOP. DAG size: 279 [2021-04-28 22:57:49,669 WARN L205 SmtUtils]: Spent 2.62 s on a formula simplification that was a NOOP. DAG size: 279 [2021-04-28 22:57:51,112 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 199 [2021-04-28 22:57:52,629 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 199 [2021-04-28 22:57:55,120 WARN L205 SmtUtils]: Spent 2.49 s on a formula simplification that was a NOOP. DAG size: 277 [2021-04-28 22:57:57,760 WARN L205 SmtUtils]: Spent 2.64 s on a formula simplification that was a NOOP. DAG size: 277 [2021-04-28 22:57:59,285 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 199 [2021-04-28 22:58:00,893 WARN L205 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 199 [2021-04-28 22:58:03,951 WARN L205 SmtUtils]: Spent 3.05 s on a formula simplification that was a NOOP. DAG size: 277 [2021-04-28 22:58:07,076 WARN L205 SmtUtils]: Spent 3.12 s on a formula simplification that was a NOOP. DAG size: 277 [2021-04-28 22:58:09,134 INFO L158 LiptonReduction]: Checked pairs total: 3590 [2021-04-28 22:58:09,135 INFO L160 LiptonReduction]: Total number of compositions: 7 [2021-04-28 22:58:09,135 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 53911 [2021-04-28 22:58:09,137 INFO L480 AbstractCegarLoop]: Abstraction has has 58 places, 53 transitions, 110 flow [2021-04-28 22:58:09,138 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 252.5) internal successors, (505), 2 states have internal predecessors, (505), 0 states have call successors, (0), 0 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 22:58:09,138 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 22:58:09,138 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2021-04-28 22:58:09,138 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-28 22:58:09,139 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 22:58:09,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 22:58:09,139 INFO L82 PathProgramCache]: Analyzing trace with hash -1975179949, now seen corresponding path program 1 times [2021-04-28 22:58:09,140 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 22:58:09,140 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257677895] [2021-04-28 22:58:09,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 22:58:09,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 22:58:09,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:58:09,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 22:58:09,293 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 22:58:09,294 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257677895] [2021-04-28 22:58:09,294 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 22:58:09,294 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 22:58:09,295 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348107031] [2021-04-28 22:58:09,296 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 22:58:09,297 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 22:58:09,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 22:58:09,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 22:58:09,299 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 200 out of 276 [2021-04-28 22:58:09,301 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 53 transitions, 110 flow. Second operand has 3 states, 3 states have (on average 200.66666666666666) internal successors, (602), 3 states have internal predecessors, (602), 0 states have call successors, (0), 0 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 22:58:09,301 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 22:58:09,301 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 200 of 276 [2021-04-28 22:58:09,301 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 22:58:10,237 INFO L129 PetriNetUnfolder]: 290/682 cut-off events. [2021-04-28 22:58:10,238 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 22:58:10,241 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1208 conditions, 682 events. 290/682 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 4726 event pairs, 22 based on Foata normal form. 0/375 useless extension candidates. Maximal degree in co-relation 1201. Up to 453 conditions per place. [2021-04-28 22:58:10,243 INFO L132 encePairwiseOnDemand]: 273/276 looper letters, 9 selfloop transitions, 2 changer transitions 40/75 dead transitions. [2021-04-28 22:58:10,243 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 75 transitions, 256 flow [2021-04-28 22:58:10,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 22:58:10,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 22:58:10,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 648 transitions. [2021-04-28 22:58:10,252 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.782608695652174 [2021-04-28 22:58:10,252 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 648 transitions. [2021-04-28 22:58:10,252 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 648 transitions. [2021-04-28 22:58:10,253 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 22:58:10,253 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 648 transitions. [2021-04-28 22:58:10,255 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 216.0) internal successors, (648), 3 states have internal predecessors, (648), 0 states have call successors, (0), 0 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 22:58:10,259 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 276.0) internal successors, (1104), 4 states have internal predecessors, (1104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 22:58:10,261 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 276.0) internal successors, (1104), 4 states have internal predecessors, (1104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 22:58:10,261 INFO L185 Difference]: Start difference. First operand has 58 places, 53 transitions, 110 flow. Second operand 3 states and 648 transitions. [2021-04-28 22:58:10,261 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 75 transitions, 256 flow [2021-04-28 22:58:10,262 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 75 transitions, 256 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 22:58:10,265 INFO L241 Difference]: Finished difference. Result has 59 places, 32 transitions, 72 flow [2021-04-28 22:58:10,265 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=276, PETRI_DIFFERENCE_MINUEND_FLOW=108, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=52, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=72, PETRI_PLACES=59, PETRI_TRANSITIONS=32} [2021-04-28 22:58:10,266 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, -50 predicate places. [2021-04-28 22:58:10,266 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 22:58:10,266 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 32 transitions, 72 flow [2021-04-28 22:58:10,267 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 59 places, 32 transitions, 72 flow [2021-04-28 22:58:10,267 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 39 places, 32 transitions, 72 flow [2021-04-28 22:58:10,273 INFO L129 PetriNetUnfolder]: 0/32 cut-off events. [2021-04-28 22:58:10,274 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 22:58:10,274 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40 conditions, 32 events. 0/32 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 102 event pairs, 0 based on Foata normal form. 0/17 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-04-28 22:58:10,275 INFO L146 LiptonReduction]: Number of co-enabled transitions 538 [2021-04-28 22:58:11,047 INFO L158 LiptonReduction]: Checked pairs total: 522 [2021-04-28 22:58:11,048 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 22:58:11,048 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 782 [2021-04-28 22:58:11,050 INFO L480 AbstractCegarLoop]: Abstraction has has 39 places, 32 transitions, 72 flow [2021-04-28 22:58:11,051 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 200.66666666666666) internal successors, (602), 3 states have internal predecessors, (602), 0 states have call successors, (0), 0 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 22:58:11,051 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 22:58:11,051 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-04-28 22:58:11,051 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-28 22:58:11,052 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 22:58:11,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 22:58:11,052 INFO L82 PathProgramCache]: Analyzing trace with hash -1101007470, now seen corresponding path program 1 times [2021-04-28 22:58:11,052 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 22:58:11,053 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938099051] [2021-04-28 22:58:11,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 22:58:11,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 22:58:11,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:58:11,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 22:58:11,218 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 22:58:11,218 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938099051] [2021-04-28 22:58:11,218 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 22:58:11,218 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 22:58:11,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887883847] [2021-04-28 22:58:11,219 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 22:58:11,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 22:58:11,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 22:58:11,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 22:58:11,223 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 203 out of 276 [2021-04-28 22:58:11,224 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 39 places, 32 transitions, 72 flow. Second operand has 3 states, 3 states have (on average 203.66666666666666) internal successors, (611), 3 states have internal predecessors, (611), 0 states have call successors, (0), 0 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 22:58:11,224 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 22:58:11,224 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 203 of 276 [2021-04-28 22:58:11,224 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 22:58:11,254 INFO L129 PetriNetUnfolder]: 3/52 cut-off events. [2021-04-28 22:58:11,255 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 22:58:11,255 INFO L84 FinitePrefix]: Finished finitePrefix Result has 73 conditions, 52 events. 3/52 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 163 event pairs, 1 based on Foata normal form. 1/34 useless extension candidates. Maximal degree in co-relation 64. Up to 10 conditions per place. [2021-04-28 22:58:11,256 INFO L132 encePairwiseOnDemand]: 272/276 looper letters, 3 selfloop transitions, 3 changer transitions 0/34 dead transitions. [2021-04-28 22:58:11,256 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 34 transitions, 88 flow [2021-04-28 22:58:11,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 22:58:11,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 22:58:11,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 616 transitions. [2021-04-28 22:58:11,264 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7439613526570048 [2021-04-28 22:58:11,264 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 616 transitions. [2021-04-28 22:58:11,264 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 616 transitions. [2021-04-28 22:58:11,265 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 22:58:11,265 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 616 transitions. [2021-04-28 22:58:11,267 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 205.33333333333334) internal successors, (616), 3 states have internal predecessors, (616), 0 states have call successors, (0), 0 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 22:58:11,270 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 276.0) internal successors, (1104), 4 states have internal predecessors, (1104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 22:58:11,272 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 276.0) internal successors, (1104), 4 states have internal predecessors, (1104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 22:58:11,272 INFO L185 Difference]: Start difference. First operand has 39 places, 32 transitions, 72 flow. Second operand 3 states and 616 transitions. [2021-04-28 22:58:11,272 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 34 transitions, 88 flow [2021-04-28 22:58:11,273 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 34 transitions, 84 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 22:58:11,274 INFO L241 Difference]: Finished difference. Result has 40 places, 34 transitions, 87 flow [2021-04-28 22:58:11,274 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=276, PETRI_DIFFERENCE_MINUEND_FLOW=68, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=32, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=87, PETRI_PLACES=40, PETRI_TRANSITIONS=34} [2021-04-28 22:58:11,275 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, -69 predicate places. [2021-04-28 22:58:11,275 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 22:58:11,275 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 40 places, 34 transitions, 87 flow [2021-04-28 22:58:11,275 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 40 places, 34 transitions, 87 flow [2021-04-28 22:58:11,276 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 40 places, 34 transitions, 87 flow [2021-04-28 22:58:11,288 INFO L129 PetriNetUnfolder]: 3/52 cut-off events. [2021-04-28 22:58:11,288 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 22:58:11,289 INFO L84 FinitePrefix]: Finished finitePrefix Result has 71 conditions, 52 events. 3/52 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 183 event pairs, 1 based on Foata normal form. 0/33 useless extension candidates. Maximal degree in co-relation 63. Up to 10 conditions per place. [2021-04-28 22:58:11,290 INFO L146 LiptonReduction]: Number of co-enabled transitions 576 [2021-04-28 22:58:11,598 INFO L158 LiptonReduction]: Checked pairs total: 466 [2021-04-28 22:58:11,598 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 22:58:11,598 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 323 [2021-04-28 22:58:11,599 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 34 transitions, 87 flow [2021-04-28 22:58:11,600 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 203.66666666666666) internal successors, (611), 3 states have internal predecessors, (611), 0 states have call successors, (0), 0 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 22:58:11,600 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 22:58:11,601 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 22:58:11,601 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-28 22:58:11,601 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 22:58:11,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 22:58:11,602 INFO L82 PathProgramCache]: Analyzing trace with hash 227728487, now seen corresponding path program 1 times [2021-04-28 22:58:11,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 22:58:11,602 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702881668] [2021-04-28 22:58:11,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 22:58:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 22:58:11,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:58:11,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 22:58:11,782 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 22:58:11,783 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702881668] [2021-04-28 22:58:11,783 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 22:58:11,783 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 22:58:11,783 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668146440] [2021-04-28 22:58:11,784 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 22:58:11,784 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 22:58:11,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 22:58:11,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 22:58:11,787 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 190 out of 276 [2021-04-28 22:58:11,788 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 34 transitions, 87 flow. Second operand has 3 states, 3 states have (on average 190.66666666666666) internal successors, (572), 3 states have internal predecessors, (572), 0 states have call successors, (0), 0 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 22:58:11,788 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 22:58:11,788 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 190 of 276 [2021-04-28 22:58:11,788 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 22:58:11,819 INFO L129 PetriNetUnfolder]: 2/43 cut-off events. [2021-04-28 22:58:11,819 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-04-28 22:58:11,820 INFO L84 FinitePrefix]: Finished finitePrefix Result has 66 conditions, 43 events. 2/43 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 140 event pairs, 0 based on Foata normal form. 2/29 useless extension candidates. Maximal degree in co-relation 56. Up to 8 conditions per place. [2021-04-28 22:58:11,820 INFO L132 encePairwiseOnDemand]: 273/276 looper letters, 1 selfloop transitions, 2 changer transitions 1/34 dead transitions. [2021-04-28 22:58:11,820 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 34 transitions, 93 flow [2021-04-28 22:58:11,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 22:58:11,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 22:58:11,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 574 transitions. [2021-04-28 22:58:11,828 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6932367149758454 [2021-04-28 22:58:11,828 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 574 transitions. [2021-04-28 22:58:11,828 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 574 transitions. [2021-04-28 22:58:11,829 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 22:58:11,829 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 574 transitions. [2021-04-28 22:58:11,831 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 191.33333333333334) internal successors, (574), 3 states have internal predecessors, (574), 0 states have call successors, (0), 0 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 22:58:11,834 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 276.0) internal successors, (1104), 4 states have internal predecessors, (1104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 22:58:11,835 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 276.0) internal successors, (1104), 4 states have internal predecessors, (1104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 22:58:11,835 INFO L185 Difference]: Start difference. First operand has 40 places, 34 transitions, 87 flow. Second operand 3 states and 574 transitions. [2021-04-28 22:58:11,835 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 34 transitions, 93 flow [2021-04-28 22:58:11,836 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 34 transitions, 90 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-28 22:58:11,838 INFO L241 Difference]: Finished difference. Result has 42 places, 33 transitions, 90 flow [2021-04-28 22:58:11,838 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=276, PETRI_DIFFERENCE_MINUEND_FLOW=84, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=34, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=90, PETRI_PLACES=42, PETRI_TRANSITIONS=33} [2021-04-28 22:58:11,838 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, -67 predicate places. [2021-04-28 22:58:11,838 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 22:58:11,839 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 33 transitions, 90 flow [2021-04-28 22:58:11,839 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 42 places, 33 transitions, 90 flow [2021-04-28 22:58:11,840 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 41 places, 33 transitions, 90 flow [2021-04-28 22:58:11,849 INFO L129 PetriNetUnfolder]: 2/42 cut-off events. [2021-04-28 22:58:11,849 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-04-28 22:58:11,850 INFO L84 FinitePrefix]: Finished finitePrefix Result has 65 conditions, 42 events. 2/42 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 133 event pairs, 0 based on Foata normal form. 0/26 useless extension candidates. Maximal degree in co-relation 55. Up to 8 conditions per place. [2021-04-28 22:58:11,851 INFO L146 LiptonReduction]: Number of co-enabled transitions 534 [2021-04-28 22:58:12,309 INFO L158 LiptonReduction]: Checked pairs total: 415 [2021-04-28 22:58:12,309 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 22:58:12,310 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 472 [2021-04-28 22:58:12,311 INFO L480 AbstractCegarLoop]: Abstraction has has 41 places, 33 transitions, 90 flow [2021-04-28 22:58:12,311 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 190.66666666666666) internal successors, (572), 3 states have internal predecessors, (572), 0 states have call successors, (0), 0 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 22:58:12,312 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 22:58:12,312 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 22:58:12,312 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-04-28 22:58:12,312 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 22:58:12,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 22:58:12,312 INFO L82 PathProgramCache]: Analyzing trace with hash -196323322, now seen corresponding path program 1 times [2021-04-28 22:58:12,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 22:58:12,313 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581516226] [2021-04-28 22:58:12,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 22:58:12,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 22:58:12,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:58:12,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 22:58:12,444 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 22:58:12,444 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581516226] [2021-04-28 22:58:12,444 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 22:58:12,444 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 22:58:12,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742703132] [2021-04-28 22:58:12,445 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 22:58:12,445 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 22:58:12,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 22:58:12,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 22:58:12,447 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 193 out of 276 [2021-04-28 22:58:12,449 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 33 transitions, 90 flow. Second operand has 3 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 0 states have call successors, (0), 0 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 22:58:12,449 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 22:58:12,449 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 193 of 276 [2021-04-28 22:58:12,449 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 22:58:12,477 INFO L129 PetriNetUnfolder]: 2/42 cut-off events. [2021-04-28 22:58:12,478 INFO L130 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2021-04-28 22:58:12,478 INFO L84 FinitePrefix]: Finished finitePrefix Result has 71 conditions, 42 events. 2/42 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 132 event pairs, 0 based on Foata normal form. 2/28 useless extension candidates. Maximal degree in co-relation 59. Up to 8 conditions per place. [2021-04-28 22:58:12,479 INFO L132 encePairwiseOnDemand]: 273/276 looper letters, 1 selfloop transitions, 2 changer transitions 0/33 dead transitions. [2021-04-28 22:58:12,479 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 33 transitions, 96 flow [2021-04-28 22:58:12,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 22:58:12,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 22:58:12,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 583 transitions. [2021-04-28 22:58:12,486 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7041062801932367 [2021-04-28 22:58:12,487 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 583 transitions. [2021-04-28 22:58:12,487 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 583 transitions. [2021-04-28 22:58:12,487 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 22:58:12,487 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 583 transitions. [2021-04-28 22:58:12,489 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 194.33333333333334) internal successors, (583), 3 states have internal predecessors, (583), 0 states have call successors, (0), 0 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 22:58:12,492 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 276.0) internal successors, (1104), 4 states have internal predecessors, (1104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 22:58:12,493 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 276.0) internal successors, (1104), 4 states have internal predecessors, (1104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 22:58:12,493 INFO L185 Difference]: Start difference. First operand has 41 places, 33 transitions, 90 flow. Second operand 3 states and 583 transitions. [2021-04-28 22:58:12,493 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 33 transitions, 96 flow [2021-04-28 22:58:12,494 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 33 transitions, 92 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 22:58:12,496 INFO L241 Difference]: Finished difference. Result has 42 places, 33 transitions, 94 flow [2021-04-28 22:58:12,496 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=276, PETRI_DIFFERENCE_MINUEND_FLOW=86, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=94, PETRI_PLACES=42, PETRI_TRANSITIONS=33} [2021-04-28 22:58:12,496 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, -67 predicate places. [2021-04-28 22:58:12,496 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 22:58:12,496 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 33 transitions, 94 flow [2021-04-28 22:58:12,497 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 42 places, 33 transitions, 94 flow [2021-04-28 22:58:12,497 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 42 places, 33 transitions, 94 flow [2021-04-28 22:58:12,507 INFO L129 PetriNetUnfolder]: 2/42 cut-off events. [2021-04-28 22:58:12,507 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-04-28 22:58:12,507 INFO L84 FinitePrefix]: Finished finitePrefix Result has 70 conditions, 42 events. 2/42 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 135 event pairs, 0 based on Foata normal form. 0/26 useless extension candidates. Maximal degree in co-relation 59. Up to 8 conditions per place. [2021-04-28 22:58:12,508 INFO L146 LiptonReduction]: Number of co-enabled transitions 532 [2021-04-28 22:58:13,011 INFO L158 LiptonReduction]: Checked pairs total: 377 [2021-04-28 22:58:13,012 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 22:58:13,012 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 516 [2021-04-28 22:58:13,017 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 33 transitions, 94 flow [2021-04-28 22:58:13,018 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 0 states have call successors, (0), 0 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 22:58:13,019 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 22:58:13,019 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 22:58:13,019 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-28 22:58:13,019 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 22:58:13,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 22:58:13,031 INFO L82 PathProgramCache]: Analyzing trace with hash -1791057726, now seen corresponding path program 1 times [2021-04-28 22:58:13,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 22:58:13,031 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988660703] [2021-04-28 22:58:13,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 22:58:13,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 22:58:13,449 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.5 percent of original size [2021-04-28 22:58:13,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-28 22:58:13,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:58:13,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 22:58:13,583 INFO L142 QuantifierPusher]: treesize reduction 12, result has 66.7 percent of original size [2021-04-28 22:58:13,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-28 22:58:13,680 INFO L142 QuantifierPusher]: treesize reduction 100, result has 44.4 percent of original size [2021-04-28 22:58:13,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-04-28 22:58:13,900 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 18 [2021-04-28 22:58:13,908 INFO L142 QuantifierPusher]: treesize reduction 33, result has 69.4 percent of original size [2021-04-28 22:58:13,912 INFO L147 QuantifierPusher]: treesize reduction 9, result has 88.0 percent of original size 66 [2021-04-28 22:58:14,176 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 25 [2021-04-28 22:58:14,178 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 22:58:14,179 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988660703] [2021-04-28 22:58:14,179 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 22:58:14,179 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 22:58:14,179 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770359606] [2021-04-28 22:58:14,180 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-28 22:58:14,180 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 22:58:14,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-28 22:58:14,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-04-28 22:58:14,184 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 143 out of 276 [2021-04-28 22:58:14,186 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 33 transitions, 94 flow. Second operand has 7 states, 7 states have (on average 143.85714285714286) internal successors, (1007), 7 states have internal predecessors, (1007), 0 states have call successors, (0), 0 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 22:58:14,186 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 22:58:14,186 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 143 of 276 [2021-04-28 22:58:14,187 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 22:58:14,333 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 19 [2021-04-28 22:58:14,923 INFO L129 PetriNetUnfolder]: 52/153 cut-off events. [2021-04-28 22:58:14,923 INFO L130 PetriNetUnfolder]: For 46/46 co-relation queries the response was YES. [2021-04-28 22:58:14,924 INFO L84 FinitePrefix]: Finished finitePrefix Result has 325 conditions, 153 events. 52/153 cut-off events. For 46/46 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 660 event pairs, 3 based on Foata normal form. 3/126 useless extension candidates. Maximal degree in co-relation 312. Up to 85 conditions per place. [2021-04-28 22:58:14,925 INFO L132 encePairwiseOnDemand]: 267/276 looper letters, 11 selfloop transitions, 15 changer transitions 0/50 dead transitions. [2021-04-28 22:58:14,925 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 50 transitions, 188 flow [2021-04-28 22:58:14,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-28 22:58:14,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-04-28 22:58:14,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 886 transitions. [2021-04-28 22:58:14,935 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.535024154589372 [2021-04-28 22:58:14,935 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 886 transitions. [2021-04-28 22:58:14,936 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 886 transitions. [2021-04-28 22:58:14,937 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 22:58:14,937 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 886 transitions. [2021-04-28 22:58:14,940 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 147.66666666666666) internal successors, (886), 6 states have internal predecessors, (886), 0 states have call successors, (0), 0 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 22:58:14,946 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 276.0) internal successors, (1932), 7 states have internal predecessors, (1932), 0 states have call successors, (0), 0 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 22:58:14,949 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 276.0) internal successors, (1932), 7 states have internal predecessors, (1932), 0 states have call successors, (0), 0 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 22:58:14,949 INFO L185 Difference]: Start difference. First operand has 42 places, 33 transitions, 94 flow. Second operand 6 states and 886 transitions. [2021-04-28 22:58:14,949 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 50 transitions, 188 flow [2021-04-28 22:58:14,951 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 50 transitions, 174 flow, removed 1 selfloop flow, removed 3 redundant places. [2021-04-28 22:58:14,953 INFO L241 Difference]: Finished difference. Result has 47 places, 48 transitions, 185 flow [2021-04-28 22:58:14,954 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=276, PETRI_DIFFERENCE_MINUEND_FLOW=86, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=185, PETRI_PLACES=47, PETRI_TRANSITIONS=48} [2021-04-28 22:58:14,954 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, -62 predicate places. [2021-04-28 22:58:14,954 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 22:58:14,954 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 47 places, 48 transitions, 185 flow [2021-04-28 22:58:14,955 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 47 places, 48 transitions, 185 flow [2021-04-28 22:58:14,955 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 47 places, 48 transitions, 185 flow [2021-04-28 22:58:14,983 INFO L129 PetriNetUnfolder]: 33/126 cut-off events. [2021-04-28 22:58:14,984 INFO L130 PetriNetUnfolder]: For 35/36 co-relation queries the response was YES. [2021-04-28 22:58:14,985 INFO L84 FinitePrefix]: Finished finitePrefix Result has 271 conditions, 126 events. 33/126 cut-off events. For 35/36 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 575 event pairs, 5 based on Foata normal form. 0/98 useless extension candidates. Maximal degree in co-relation 258. Up to 36 conditions per place. [2021-04-28 22:58:14,987 INFO L146 LiptonReduction]: Number of co-enabled transitions 714 [2021-04-28 22:58:16,989 WARN L205 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 234 DAG size of output: 152 [2021-04-28 22:58:17,550 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-04-28 22:58:21,680 WARN L205 SmtUtils]: Spent 4.13 s on a formula simplification. DAG size of input: 324 DAG size of output: 218 [2021-04-28 22:58:22,853 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 189 [2021-04-28 22:58:22,912 INFO L158 LiptonReduction]: Checked pairs total: 284 [2021-04-28 22:58:22,912 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-28 22:58:22,912 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7958 [2021-04-28 22:58:22,913 INFO L480 AbstractCegarLoop]: Abstraction has has 48 places, 49 transitions, 191 flow [2021-04-28 22:58:22,914 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 143.85714285714286) internal successors, (1007), 7 states have internal predecessors, (1007), 0 states have call successors, (0), 0 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 22:58:22,914 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 22:58:22,914 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 22:58:22,914 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-04-28 22:58:22,914 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 22:58:22,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 22:58:22,915 INFO L82 PathProgramCache]: Analyzing trace with hash 523173250, now seen corresponding path program 2 times [2021-04-28 22:58:22,915 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 22:58:22,915 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939589175] [2021-04-28 22:58:22,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 22:58:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 22:58:23,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:58:23,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 22:58:23,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:58:23,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 22:58:23,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:58:23,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 22:58:23,311 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.5 percent of original size [2021-04-28 22:58:23,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-28 22:58:23,455 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 16 [2021-04-28 22:58:23,466 INFO L142 QuantifierPusher]: treesize reduction 83, result has 53.1 percent of original size [2021-04-28 22:58:23,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-04-28 22:58:23,818 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 24 [2021-04-28 22:58:23,821 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 22:58:23,822 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939589175] [2021-04-28 22:58:23,822 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 22:58:23,822 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 22:58:23,822 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100206326] [2021-04-28 22:58:23,823 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-28 22:58:23,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 22:58:23,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-28 22:58:23,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-04-28 22:58:23,826 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 147 out of 277 [2021-04-28 22:58:23,828 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 49 transitions, 191 flow. Second operand has 7 states, 7 states have (on average 147.85714285714286) internal successors, (1035), 7 states have internal predecessors, (1035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 22:58:23,828 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 22:58:23,828 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 147 of 277 [2021-04-28 22:58:23,828 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 22:58:24,299 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 20 [2021-04-28 22:58:24,841 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2021-04-28 22:58:25,232 INFO L129 PetriNetUnfolder]: 54/160 cut-off events. [2021-04-28 22:58:25,233 INFO L130 PetriNetUnfolder]: For 115/126 co-relation queries the response was YES. [2021-04-28 22:58:25,234 INFO L84 FinitePrefix]: Finished finitePrefix Result has 457 conditions, 160 events. 54/160 cut-off events. For 115/126 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 718 event pairs, 16 based on Foata normal form. 7/131 useless extension candidates. Maximal degree in co-relation 442. Up to 84 conditions per place. [2021-04-28 22:58:25,236 INFO L132 encePairwiseOnDemand]: 268/277 looper letters, 17 selfloop transitions, 19 changer transitions 1/61 dead transitions. [2021-04-28 22:58:25,236 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 61 transitions, 329 flow [2021-04-28 22:58:25,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 22:58:25,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 22:58:25,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1057 transitions. [2021-04-28 22:58:25,247 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5451263537906137 [2021-04-28 22:58:25,247 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1057 transitions. [2021-04-28 22:58:25,247 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1057 transitions. [2021-04-28 22:58:25,248 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 22:58:25,249 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1057 transitions. [2021-04-28 22:58:25,252 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 151.0) internal successors, (1057), 7 states have internal predecessors, (1057), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 22:58:25,257 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 277.0) internal successors, (2216), 8 states have internal predecessors, (2216), 0 states have call successors, (0), 0 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 22:58:25,259 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 277.0) internal successors, (2216), 8 states have internal predecessors, (2216), 0 states have call successors, (0), 0 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 22:58:25,259 INFO L185 Difference]: Start difference. First operand has 48 places, 49 transitions, 191 flow. Second operand 7 states and 1057 transitions. [2021-04-28 22:58:25,259 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 61 transitions, 329 flow [2021-04-28 22:58:25,262 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 61 transitions, 327 flow, removed 1 selfloop flow, removed 0 redundant places. [2021-04-28 22:58:25,264 INFO L241 Difference]: Finished difference. Result has 57 places, 58 transitions, 306 flow [2021-04-28 22:58:25,264 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=277, PETRI_DIFFERENCE_MINUEND_FLOW=189, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=49, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=306, PETRI_PLACES=57, PETRI_TRANSITIONS=58} [2021-04-28 22:58:25,265 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, -52 predicate places. [2021-04-28 22:58:25,265 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 22:58:25,265 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 57 places, 58 transitions, 306 flow [2021-04-28 22:58:25,265 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 57 places, 58 transitions, 306 flow [2021-04-28 22:58:25,266 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 56 places, 58 transitions, 306 flow [2021-04-28 22:58:25,300 INFO L129 PetriNetUnfolder]: 41/149 cut-off events. [2021-04-28 22:58:25,300 INFO L130 PetriNetUnfolder]: For 113/114 co-relation queries the response was YES. [2021-04-28 22:58:25,302 INFO L84 FinitePrefix]: Finished finitePrefix Result has 393 conditions, 149 events. 41/149 cut-off events. For 113/114 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 715 event pairs, 7 based on Foata normal form. 0/111 useless extension candidates. Maximal degree in co-relation 375. Up to 42 conditions per place. [2021-04-28 22:58:25,305 INFO L146 LiptonReduction]: Number of co-enabled transitions 762 [2021-04-28 22:58:30,424 WARN L205 SmtUtils]: Spent 5.12 s on a formula simplification. DAG size of input: 324 DAG size of output: 262 [2021-04-28 22:58:34,053 WARN L205 SmtUtils]: Spent 3.62 s on a formula simplification. DAG size of input: 248 DAG size of output: 239 [2021-04-28 22:58:43,450 WARN L205 SmtUtils]: Spent 9.39 s on a formula simplification. DAG size of input: 472 DAG size of output: 394 [2021-04-28 22:58:47,071 WARN L205 SmtUtils]: Spent 3.61 s on a formula simplification that was a NOOP. DAG size: 377 [2021-04-28 22:58:47,088 INFO L158 LiptonReduction]: Checked pairs total: 341 [2021-04-28 22:58:47,088 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-28 22:58:47,088 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 21823 [2021-04-28 22:58:47,089 INFO L480 AbstractCegarLoop]: Abstraction has has 57 places, 59 transitions, 318 flow [2021-04-28 22:58:47,090 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 147.85714285714286) internal successors, (1035), 7 states have internal predecessors, (1035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 22:58:47,090 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 22:58:47,090 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 22:58:47,090 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-04-28 22:58:47,091 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 22:58:47,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 22:58:47,091 INFO L82 PathProgramCache]: Analyzing trace with hash -811486297, now seen corresponding path program 1 times [2021-04-28 22:58:47,091 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 22:58:47,091 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533672077] [2021-04-28 22:58:47,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 22:58:47,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 22:58:47,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:58:47,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 22:58:47,230 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 22:58:47,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 22:58:47,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:58:47,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 22:58:47,269 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 22:58:47,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533672077] [2021-04-28 22:58:47,269 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 22:58:47,269 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 22:58:47,269 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719370920] [2021-04-28 22:58:47,270 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 22:58:47,270 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 22:58:47,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 22:58:47,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 22:58:47,272 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 190 out of 278 [2021-04-28 22:58:47,273 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 59 transitions, 318 flow. Second operand has 4 states, 4 states have (on average 190.75) internal successors, (763), 4 states have internal predecessors, (763), 0 states have call successors, (0), 0 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 22:58:47,273 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 22:58:47,273 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 190 of 278 [2021-04-28 22:58:47,273 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 22:58:47,666 INFO L129 PetriNetUnfolder]: 303/780 cut-off events. [2021-04-28 22:58:47,666 INFO L130 PetriNetUnfolder]: For 312/430 co-relation queries the response was YES. [2021-04-28 22:58:47,670 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1727 conditions, 780 events. 303/780 cut-off events. For 312/430 co-relation queries the response was YES. Maximal size of possible extension queue 270. Compared 6440 event pairs, 81 based on Foata normal form. 54/244 useless extension candidates. Maximal degree in co-relation 1707. Up to 442 conditions per place. [2021-04-28 22:58:47,673 INFO L132 encePairwiseOnDemand]: 264/278 looper letters, 17 selfloop transitions, 18 changer transitions 10/72 dead transitions. [2021-04-28 22:58:47,673 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 72 transitions, 358 flow [2021-04-28 22:58:47,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-28 22:58:47,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-28 22:58:47,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 992 transitions. [2021-04-28 22:58:47,681 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7136690647482015 [2021-04-28 22:58:47,681 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 992 transitions. [2021-04-28 22:58:47,681 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 992 transitions. [2021-04-28 22:58:47,682 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 22:58:47,682 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 992 transitions. [2021-04-28 22:58:47,685 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 198.4) internal successors, (992), 5 states have internal predecessors, (992), 0 states have call successors, (0), 0 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 22:58:47,689 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 278.0) internal successors, (1668), 6 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 22:58:47,690 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 278.0) internal successors, (1668), 6 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 22:58:47,690 INFO L185 Difference]: Start difference. First operand has 57 places, 59 transitions, 318 flow. Second operand 5 states and 992 transitions. [2021-04-28 22:58:47,690 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 72 transitions, 358 flow [2021-04-28 22:58:47,693 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 72 transitions, 320 flow, removed 4 selfloop flow, removed 6 redundant places. [2021-04-28 22:58:47,696 INFO L241 Difference]: Finished difference. Result has 58 places, 61 transitions, 311 flow [2021-04-28 22:58:47,696 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=180, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=311, PETRI_PLACES=58, PETRI_TRANSITIONS=61} [2021-04-28 22:58:47,696 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, -51 predicate places. [2021-04-28 22:58:47,697 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 22:58:47,697 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 58 places, 61 transitions, 311 flow [2021-04-28 22:58:47,697 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 58 places, 61 transitions, 311 flow [2021-04-28 22:58:47,698 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 57 places, 61 transitions, 311 flow [2021-04-28 22:58:47,794 INFO L129 PetriNetUnfolder]: 102/513 cut-off events. [2021-04-28 22:58:47,794 INFO L130 PetriNetUnfolder]: For 296/323 co-relation queries the response was YES. [2021-04-28 22:58:47,796 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1402 conditions, 513 events. 102/513 cut-off events. For 296/323 co-relation queries the response was YES. Maximal size of possible extension queue 192. Compared 4993 event pairs, 66 based on Foata normal form. 8/199 useless extension candidates. Maximal degree in co-relation 1383. Up to 311 conditions per place. [2021-04-28 22:58:47,801 INFO L146 LiptonReduction]: Number of co-enabled transitions 790 [2021-04-28 22:58:47,806 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-28 22:58:47,806 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 22:58:47,806 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 109 [2021-04-28 22:58:47,807 INFO L480 AbstractCegarLoop]: Abstraction has has 57 places, 61 transitions, 311 flow [2021-04-28 22:58:47,807 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 190.75) internal successors, (763), 4 states have internal predecessors, (763), 0 states have call successors, (0), 0 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 22:58:47,808 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 22:58:47,808 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 22:58:47,808 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-04-28 22:58:47,809 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 22:58:47,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 22:58:47,809 INFO L82 PathProgramCache]: Analyzing trace with hash 2099205992, now seen corresponding path program 1 times [2021-04-28 22:58:47,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 22:58:47,809 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403406444] [2021-04-28 22:58:47,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 22:58:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 22:58:47,975 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.3 percent of original size [2021-04-28 22:58:47,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-28 22:58:48,090 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 12 [2021-04-28 22:58:48,097 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-04-28 22:58:48,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-04-28 22:58:48,281 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 20 [2021-04-28 22:58:48,291 INFO L142 QuantifierPusher]: treesize reduction 30, result has 72.2 percent of original size [2021-04-28 22:58:48,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-04-28 22:58:48,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:58:48,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 22:58:48,429 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 22:58:48,430 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403406444] [2021-04-28 22:58:48,430 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 22:58:48,430 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 22:58:48,430 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254002312] [2021-04-28 22:58:48,431 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 22:58:48,431 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 22:58:48,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 22:58:48,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-28 22:58:48,433 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 278 [2021-04-28 22:58:48,434 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 61 transitions, 311 flow. Second operand has 5 states, 5 states have (on average 147.0) internal successors, (735), 5 states have internal predecessors, (735), 0 states have call successors, (0), 0 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 22:58:48,434 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 22:58:48,434 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 278 [2021-04-28 22:58:48,434 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 22:58:48,779 INFO L129 PetriNetUnfolder]: 127/560 cut-off events. [2021-04-28 22:58:48,779 INFO L130 PetriNetUnfolder]: For 452/522 co-relation queries the response was YES. [2021-04-28 22:58:48,782 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1604 conditions, 560 events. 127/560 cut-off events. For 452/522 co-relation queries the response was YES. Maximal size of possible extension queue 180. Compared 5120 event pairs, 91 based on Foata normal form. 19/231 useless extension candidates. Maximal degree in co-relation 1583. Up to 359 conditions per place. [2021-04-28 22:58:48,784 INFO L132 encePairwiseOnDemand]: 272/278 looper letters, 11 selfloop transitions, 10 changer transitions 1/61 dead transitions. [2021-04-28 22:58:48,784 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 61 transitions, 353 flow [2021-04-28 22:58:48,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 22:58:48,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 22:58:48,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 600 transitions. [2021-04-28 22:58:48,792 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.539568345323741 [2021-04-28 22:58:48,792 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 600 transitions. [2021-04-28 22:58:48,792 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 600 transitions. [2021-04-28 22:58:48,793 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 22:58:48,793 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 600 transitions. [2021-04-28 22:58:48,795 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 150.0) internal successors, (600), 4 states have internal predecessors, (600), 0 states have call successors, (0), 0 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 22:58:48,798 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 278.0) internal successors, (1390), 5 states have internal predecessors, (1390), 0 states have call successors, (0), 0 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 22:58:48,799 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 278.0) internal successors, (1390), 5 states have internal predecessors, (1390), 0 states have call successors, (0), 0 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 22:58:48,800 INFO L185 Difference]: Start difference. First operand has 57 places, 61 transitions, 311 flow. Second operand 4 states and 600 transitions. [2021-04-28 22:58:48,800 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 61 transitions, 353 flow [2021-04-28 22:58:48,804 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 61 transitions, 353 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 22:58:48,806 INFO L241 Difference]: Finished difference. Result has 61 places, 60 transitions, 339 flow [2021-04-28 22:58:48,806 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=311, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=339, PETRI_PLACES=61, PETRI_TRANSITIONS=60} [2021-04-28 22:58:48,807 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, -48 predicate places. [2021-04-28 22:58:48,807 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 22:58:48,807 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 61 places, 60 transitions, 339 flow [2021-04-28 22:58:48,807 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 61 places, 60 transitions, 339 flow [2021-04-28 22:58:48,808 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 60 places, 60 transitions, 339 flow [2021-04-28 22:58:48,877 INFO L129 PetriNetUnfolder]: 110/559 cut-off events. [2021-04-28 22:58:48,877 INFO L130 PetriNetUnfolder]: For 388/408 co-relation queries the response was YES. [2021-04-28 22:58:48,880 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1546 conditions, 559 events. 110/559 cut-off events. For 388/408 co-relation queries the response was YES. Maximal size of possible extension queue 150. Compared 5534 event pairs, 57 based on Foata normal form. 8/213 useless extension candidates. Maximal degree in co-relation 1524. Up to 335 conditions per place. [2021-04-28 22:58:48,886 INFO L146 LiptonReduction]: Number of co-enabled transitions 730 [2021-04-28 22:58:48,891 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-28 22:58:48,891 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 22:58:48,891 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 84 [2021-04-28 22:58:48,892 INFO L480 AbstractCegarLoop]: Abstraction has has 60 places, 60 transitions, 339 flow [2021-04-28 22:58:48,893 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 147.0) internal successors, (735), 5 states have internal predecessors, (735), 0 states have call successors, (0), 0 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 22:58:48,893 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 22:58:48,893 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 22:58:48,893 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-04-28 22:58:48,894 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 22:58:48,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 22:58:48,894 INFO L82 PathProgramCache]: Analyzing trace with hash 1244845525, now seen corresponding path program 1 times [2021-04-28 22:58:48,895 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 22:58:48,895 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660067577] [2021-04-28 22:58:48,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 22:58:48,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 22:58:48,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:58:48,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 22:58:48,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:58:48,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 22:58:49,002 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 22:58:49,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 22:58:49,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:58:49,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 22:58:49,039 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 22:58:49,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660067577] [2021-04-28 22:58:49,039 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 22:58:49,039 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 22:58:49,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631273289] [2021-04-28 22:58:49,040 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 22:58:49,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 22:58:49,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 22:58:49,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-28 22:58:49,042 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 190 out of 278 [2021-04-28 22:58:49,043 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 60 transitions, 339 flow. Second operand has 5 states, 5 states have (on average 190.8) internal successors, (954), 5 states have internal predecessors, (954), 0 states have call successors, (0), 0 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 22:58:49,043 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 22:58:49,043 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 190 of 278 [2021-04-28 22:58:49,044 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 22:58:49,551 INFO L129 PetriNetUnfolder]: 126/583 cut-off events. [2021-04-28 22:58:49,551 INFO L130 PetriNetUnfolder]: For 575/1410 co-relation queries the response was YES. [2021-04-28 22:58:49,555 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2036 conditions, 583 events. 126/583 cut-off events. For 575/1410 co-relation queries the response was YES. Maximal size of possible extension queue 189. Compared 5547 event pairs, 0 based on Foata normal form. 63/246 useless extension candidates. Maximal degree in co-relation 2012. Up to 326 conditions per place. [2021-04-28 22:58:49,558 INFO L132 encePairwiseOnDemand]: 264/278 looper letters, 4 selfloop transitions, 30 changer transitions 14/73 dead transitions. [2021-04-28 22:58:49,558 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 73 transitions, 481 flow [2021-04-28 22:58:49,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 22:58:49,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 22:58:49,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1375 transitions. [2021-04-28 22:58:49,570 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7065775950668037 [2021-04-28 22:58:49,570 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1375 transitions. [2021-04-28 22:58:49,571 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1375 transitions. [2021-04-28 22:58:49,573 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 22:58:49,573 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1375 transitions. [2021-04-28 22:58:49,578 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 196.42857142857142) internal successors, (1375), 7 states have internal predecessors, (1375), 0 states have call successors, (0), 0 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 22:58:49,584 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 278.0) internal successors, (2224), 8 states have internal predecessors, (2224), 0 states have call successors, (0), 0 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 22:58:49,585 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 278.0) internal successors, (2224), 8 states have internal predecessors, (2224), 0 states have call successors, (0), 0 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 22:58:49,585 INFO L185 Difference]: Start difference. First operand has 60 places, 60 transitions, 339 flow. Second operand 7 states and 1375 transitions. [2021-04-28 22:58:49,585 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 73 transitions, 481 flow [2021-04-28 22:58:49,591 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 73 transitions, 443 flow, removed 5 selfloop flow, removed 5 redundant places. [2021-04-28 22:58:49,594 INFO L241 Difference]: Finished difference. Result has 64 places, 58 transitions, 379 flow [2021-04-28 22:58:49,594 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=284, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=29, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=379, PETRI_PLACES=64, PETRI_TRANSITIONS=58} [2021-04-28 22:58:49,595 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, -45 predicate places. [2021-04-28 22:58:49,595 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 22:58:49,595 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 58 transitions, 379 flow [2021-04-28 22:58:49,595 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 64 places, 58 transitions, 379 flow [2021-04-28 22:58:49,596 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 62 places, 58 transitions, 379 flow [2021-04-28 22:58:49,640 INFO L129 PetriNetUnfolder]: 27/269 cut-off events. [2021-04-28 22:58:49,640 INFO L130 PetriNetUnfolder]: For 492/640 co-relation queries the response was YES. [2021-04-28 22:58:49,642 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1028 conditions, 269 events. 27/269 cut-off events. For 492/640 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 2408 event pairs, 0 based on Foata normal form. 6/109 useless extension candidates. Maximal degree in co-relation 1005. Up to 168 conditions per place. [2021-04-28 22:58:49,646 INFO L146 LiptonReduction]: Number of co-enabled transitions 638 [2021-04-28 22:58:57,206 WARN L205 SmtUtils]: Spent 7.56 s on a formula simplification. DAG size of input: 309 DAG size of output: 260 [2021-04-28 22:58:59,558 WARN L205 SmtUtils]: Spent 2.35 s on a formula simplification that was a NOOP. DAG size: 254 [2021-04-28 22:59:09,936 WARN L205 SmtUtils]: Spent 10.37 s on a formula simplification. DAG size of input: 471 DAG size of output: 426 [2021-04-28 22:59:14,450 WARN L205 SmtUtils]: Spent 4.51 s on a formula simplification that was a NOOP. DAG size: 419 [2021-04-28 22:59:14,534 INFO L158 LiptonReduction]: Checked pairs total: 33 [2021-04-28 22:59:14,534 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-28 22:59:14,534 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 24939 [2021-04-28 22:59:14,535 INFO L480 AbstractCegarLoop]: Abstraction has has 63 places, 59 transitions, 385 flow [2021-04-28 22:59:14,537 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 190.8) internal successors, (954), 5 states have internal predecessors, (954), 0 states have call successors, (0), 0 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 22:59:14,537 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 22:59:14,537 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 22:59:14,537 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-04-28 22:59:14,537 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 22:59:14,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 22:59:14,537 INFO L82 PathProgramCache]: Analyzing trace with hash -1951083936, now seen corresponding path program 1 times [2021-04-28 22:59:14,538 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 22:59:14,538 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220065227] [2021-04-28 22:59:14,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 22:59:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 22:59:14,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:59:14,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 22:59:14,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 22:59:14,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 22:59:14,625 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 22:59:14,626 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220065227] [2021-04-28 22:59:14,626 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 22:59:14,626 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 22:59:14,626 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312722303] [2021-04-28 22:59:14,627 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 22:59:14,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 22:59:14,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 22:59:14,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 22:59:14,629 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 206 out of 279 [2021-04-28 22:59:14,630 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 63 places, 59 transitions, 385 flow. Second operand has 3 states, 3 states have (on average 207.33333333333334) internal successors, (622), 3 states have internal predecessors, (622), 0 states have call successors, (0), 0 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 22:59:14,630 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 22:59:14,630 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 206 of 279 [2021-04-28 22:59:14,630 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 22:59:14,728 INFO L129 PetriNetUnfolder]: 42/431 cut-off events. [2021-04-28 22:59:14,728 INFO L130 PetriNetUnfolder]: For 790/1204 co-relation queries the response was YES. [2021-04-28 22:59:14,730 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1693 conditions, 431 events. 42/431 cut-off events. For 790/1204 co-relation queries the response was YES. Maximal size of possible extension queue 130. Compared 4022 event pairs, 0 based on Foata normal form. 21/186 useless extension candidates. Maximal degree in co-relation 1668. Up to 273 conditions per place. [2021-04-28 22:59:14,732 INFO L132 encePairwiseOnDemand]: 276/279 looper letters, 2 selfloop transitions, 2 changer transitions 14/59 dead transitions. [2021-04-28 22:59:14,732 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 59 transitions, 397 flow [2021-04-28 22:59:14,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 22:59:14,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 22:59:14,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 624 transitions. [2021-04-28 22:59:14,740 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7455197132616488 [2021-04-28 22:59:14,741 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 624 transitions. [2021-04-28 22:59:14,741 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 624 transitions. [2021-04-28 22:59:14,741 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 22:59:14,742 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 624 transitions. [2021-04-28 22:59:14,743 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 208.0) internal successors, (624), 3 states have internal predecessors, (624), 0 states have call successors, (0), 0 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 22:59:14,746 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 279.0) internal successors, (1116), 4 states have internal predecessors, (1116), 0 states have call successors, (0), 0 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 22:59:14,747 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 279.0) internal successors, (1116), 4 states have internal predecessors, (1116), 0 states have call successors, (0), 0 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 22:59:14,747 INFO L185 Difference]: Start difference. First operand has 63 places, 59 transitions, 385 flow. Second operand 3 states and 624 transitions. [2021-04-28 22:59:14,747 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 59 transitions, 397 flow [2021-04-28 22:59:14,763 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 59 transitions, 313 flow, removed 19 selfloop flow, removed 7 redundant places. [2021-04-28 22:59:14,764 INFO L241 Difference]: Finished difference. Result has 59 places, 45 transitions, 236 flow [2021-04-28 22:59:14,765 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=279, PETRI_DIFFERENCE_MINUEND_FLOW=301, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=59, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=236, PETRI_PLACES=59, PETRI_TRANSITIONS=45} [2021-04-28 22:59:14,765 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, -50 predicate places. [2021-04-28 22:59:14,765 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 22:59:14,765 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 45 transitions, 236 flow [2021-04-28 22:59:14,766 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 59 places, 45 transitions, 236 flow [2021-04-28 22:59:14,766 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 54 places, 45 transitions, 236 flow [2021-04-28 22:59:14,790 INFO L129 PetriNetUnfolder]: 11/144 cut-off events. [2021-04-28 22:59:14,790 INFO L130 PetriNetUnfolder]: For 65/95 co-relation queries the response was YES. [2021-04-28 22:59:14,791 INFO L84 FinitePrefix]: Finished finitePrefix Result has 423 conditions, 144 events. 11/144 cut-off events. For 65/95 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 891 event pairs, 0 based on Foata normal form. 5/68 useless extension candidates. Maximal degree in co-relation 404. Up to 91 conditions per place. [2021-04-28 22:59:14,793 INFO L146 LiptonReduction]: Number of co-enabled transitions 378 [2021-04-28 22:59:14,905 INFO L158 LiptonReduction]: Checked pairs total: 11 [2021-04-28 22:59:14,905 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-28 22:59:14,906 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 141 [2021-04-28 22:59:14,907 INFO L480 AbstractCegarLoop]: Abstraction has has 54 places, 45 transitions, 239 flow [2021-04-28 22:59:14,907 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 207.33333333333334) internal successors, (622), 3 states have internal predecessors, (622), 0 states have call successors, (0), 0 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 22:59:14,907 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 22:59:14,907 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 22:59:14,908 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-04-28 22:59:14,908 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 22:59:14,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 22:59:14,908 INFO L82 PathProgramCache]: Analyzing trace with hash -336706764, now seen corresponding path program 1 times [2021-04-28 22:59:14,908 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 22:59:14,909 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694483930] [2021-04-28 22:59:14,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 22:59:14,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 22:59:15,045 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.7 percent of original size [2021-04-28 22:59:15,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-28 22:59:15,158 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-04-28 22:59:15,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-04-28 22:59:15,286 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 20 [2021-04-28 22:59:15,291 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.4 percent of original size [2021-04-28 22:59:15,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-28 22:59:15,398 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.0 percent of original size [2021-04-28 22:59:15,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-28 22:59:15,540 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 22 [2021-04-28 22:59:15,553 INFO L142 QuantifierPusher]: treesize reduction 79, result has 41.5 percent of original size [2021-04-28 22:59:15,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-28 22:59:15,773 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 28 [2021-04-28 22:59:15,785 INFO L142 QuantifierPusher]: treesize reduction 142, result has 34.6 percent of original size [2021-04-28 22:59:15,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-04-28 22:59:16,030 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 32 [2021-04-28 22:59:16,041 INFO L142 QuantifierPusher]: treesize reduction 137, result has 29.4 percent of original size [2021-04-28 22:59:16,044 INFO L147 QuantifierPusher]: treesize reduction 3, result has 94.7 percent of original size 54 [2021-04-28 22:59:16,229 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 26 [2021-04-28 22:59:16,239 INFO L142 QuantifierPusher]: treesize reduction 32, result has 42.9 percent of original size [2021-04-28 22:59:16,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-28 22:59:16,360 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 22:59:16,360 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694483930] [2021-04-28 22:59:16,360 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 22:59:16,360 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-04-28 22:59:16,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9123675] [2021-04-28 22:59:16,361 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-28 22:59:16,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 22:59:16,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-28 22:59:16,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-04-28 22:59:16,364 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 128 out of 280 [2021-04-28 22:59:16,366 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 45 transitions, 239 flow. Second operand has 10 states, 10 states have (on average 128.9) internal successors, (1289), 10 states have internal predecessors, (1289), 0 states have call successors, (0), 0 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 22:59:16,366 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 22:59:16,366 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 128 of 280 [2021-04-28 22:59:16,366 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 22:59:16,999 INFO L129 PetriNetUnfolder]: 21/281 cut-off events. [2021-04-28 22:59:16,999 INFO L130 PetriNetUnfolder]: For 234/281 co-relation queries the response was YES. [2021-04-28 22:59:17,000 INFO L84 FinitePrefix]: Finished finitePrefix Result has 881 conditions, 281 events. 21/281 cut-off events. For 234/281 co-relation queries the response was YES. Maximal size of possible extension queue 84. Compared 2214 event pairs, 0 based on Foata normal form. 21/127 useless extension candidates. Maximal degree in co-relation 860. Up to 202 conditions per place. [2021-04-28 22:59:17,001 INFO L132 encePairwiseOnDemand]: 271/280 looper letters, 5 selfloop transitions, 8 changer transitions 6/52 dead transitions. [2021-04-28 22:59:17,002 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 52 transitions, 311 flow [2021-04-28 22:59:17,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-28 22:59:17,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-28 22:59:17,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1043 transitions. [2021-04-28 22:59:17,011 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.465625 [2021-04-28 22:59:17,011 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1043 transitions. [2021-04-28 22:59:17,012 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1043 transitions. [2021-04-28 22:59:17,013 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 22:59:17,013 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1043 transitions. [2021-04-28 22:59:17,016 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 130.375) internal successors, (1043), 8 states have internal predecessors, (1043), 0 states have call successors, (0), 0 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 22:59:17,020 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 280.0) internal successors, (2520), 9 states have internal predecessors, (2520), 0 states have call successors, (0), 0 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 22:59:17,021 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 280.0) internal successors, (2520), 9 states have internal predecessors, (2520), 0 states have call successors, (0), 0 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 22:59:17,021 INFO L185 Difference]: Start difference. First operand has 54 places, 45 transitions, 239 flow. Second operand 8 states and 1043 transitions. [2021-04-28 22:59:17,021 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 52 transitions, 311 flow [2021-04-28 22:59:17,025 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 52 transitions, 284 flow, removed 8 selfloop flow, removed 7 redundant places. [2021-04-28 22:59:17,026 INFO L241 Difference]: Finished difference. Result has 58 places, 46 transitions, 251 flow [2021-04-28 22:59:17,027 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=280, PETRI_DIFFERENCE_MINUEND_FLOW=218, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=251, PETRI_PLACES=58, PETRI_TRANSITIONS=46} [2021-04-28 22:59:17,027 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, -51 predicate places. [2021-04-28 22:59:17,027 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 22:59:17,027 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 58 places, 46 transitions, 251 flow [2021-04-28 22:59:17,028 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 58 places, 46 transitions, 251 flow [2021-04-28 22:59:17,028 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 56 places, 46 transitions, 251 flow [2021-04-28 22:59:17,050 INFO L129 PetriNetUnfolder]: 11/141 cut-off events. [2021-04-28 22:59:17,051 INFO L130 PetriNetUnfolder]: For 57/58 co-relation queries the response was YES. [2021-04-28 22:59:17,051 INFO L84 FinitePrefix]: Finished finitePrefix Result has 422 conditions, 141 events. 11/141 cut-off events. For 57/58 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 870 event pairs, 0 based on Foata normal form. 1/61 useless extension candidates. Maximal degree in co-relation 404. Up to 91 conditions per place. [2021-04-28 22:59:17,053 INFO L146 LiptonReduction]: Number of co-enabled transitions 310 [2021-04-28 22:59:17,459 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2021-04-28 22:59:17,574 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 22:59:17,582 INFO L158 LiptonReduction]: Checked pairs total: 9 [2021-04-28 22:59:17,582 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-28 22:59:17,582 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 555 [2021-04-28 22:59:17,583 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 46 transitions, 252 flow [2021-04-28 22:59:17,584 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 128.9) internal successors, (1289), 10 states have internal predecessors, (1289), 0 states have call successors, (0), 0 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 22:59:17,584 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 22:59:17,584 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 22:59:17,584 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-04-28 22:59:17,584 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 22:59:17,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 22:59:17,585 INFO L82 PathProgramCache]: Analyzing trace with hash 541415561, now seen corresponding path program 1 times [2021-04-28 22:59:17,585 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 22:59:17,585 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149999619] [2021-04-28 22:59:17,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 22:59:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 22:59:17,822 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.5 percent of original size [2021-04-28 22:59:17,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-28 22:59:17,924 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.7 percent of original size [2021-04-28 22:59:17,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-28 22:59:18,040 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 17 [2021-04-28 22:59:18,044 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.3 percent of original size [2021-04-28 22:59:18,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-04-28 22:59:18,220 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 27 [2021-04-28 22:59:18,228 INFO L142 QuantifierPusher]: treesize reduction 62, result has 55.1 percent of original size [2021-04-28 22:59:18,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-04-28 22:59:18,548 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 33 [2021-04-28 22:59:18,557 INFO L142 QuantifierPusher]: treesize reduction 74, result has 59.8 percent of original size [2021-04-28 22:59:18,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-04-28 22:59:19,097 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 41 [2021-04-28 22:59:19,119 INFO L142 QuantifierPusher]: treesize reduction 99, result has 51.0 percent of original size [2021-04-28 22:59:19,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-04-28 22:59:19,473 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 37 [2021-04-28 22:59:19,480 INFO L142 QuantifierPusher]: treesize reduction 77, result has 55.7 percent of original size [2021-04-28 22:59:19,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-04-28 22:59:19,719 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 25 [2021-04-28 22:59:19,726 INFO L142 QuantifierPusher]: treesize reduction 85, result has 48.5 percent of original size [2021-04-28 22:59:19,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-04-28 22:59:19,915 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 18 [2021-04-28 22:59:19,917 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 22:59:19,918 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149999619] [2021-04-28 22:59:19,918 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 22:59:19,918 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-04-28 22:59:19,918 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133859471] [2021-04-28 22:59:19,919 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-28 22:59:19,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 22:59:19,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-28 22:59:19,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-04-28 22:59:19,922 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 126 out of 281 [2021-04-28 22:59:19,923 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 46 transitions, 252 flow. Second operand has 10 states, 10 states have (on average 126.9) internal successors, (1269), 10 states have internal predecessors, (1269), 0 states have call successors, (0), 0 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 22:59:19,923 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 22:59:19,923 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 126 of 281 [2021-04-28 22:59:19,924 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 22:59:20,154 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 28 [2021-04-28 22:59:20,374 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 30 [2021-04-28 22:59:20,585 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2021-04-28 22:59:20,862 INFO L129 PetriNetUnfolder]: 11/132 cut-off events. [2021-04-28 22:59:20,862 INFO L130 PetriNetUnfolder]: For 127/159 co-relation queries the response was YES. [2021-04-28 22:59:20,863 INFO L84 FinitePrefix]: Finished finitePrefix Result has 425 conditions, 132 events. 11/132 cut-off events. For 127/159 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 772 event pairs, 0 based on Foata normal form. 17/68 useless extension candidates. Maximal degree in co-relation 412. Up to 91 conditions per place. [2021-04-28 22:59:20,864 INFO L132 encePairwiseOnDemand]: 274/281 looper letters, 0 selfloop transitions, 0 changer transitions 45/45 dead transitions. [2021-04-28 22:59:20,864 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 45 transitions, 272 flow [2021-04-28 22:59:20,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-28 22:59:20,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-28 22:59:20,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1019 transitions. [2021-04-28 22:59:20,873 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.45329181494661924 [2021-04-28 22:59:20,873 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1019 transitions. [2021-04-28 22:59:20,873 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1019 transitions. [2021-04-28 22:59:20,875 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 22:59:20,875 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1019 transitions. [2021-04-28 22:59:20,878 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 127.375) internal successors, (1019), 8 states have internal predecessors, (1019), 0 states have call successors, (0), 0 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 22:59:20,882 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 281.0) internal successors, (2529), 9 states have internal predecessors, (2529), 0 states have call successors, (0), 0 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 22:59:20,883 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 281.0) internal successors, (2529), 9 states have internal predecessors, (2529), 0 states have call successors, (0), 0 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 22:59:20,884 INFO L185 Difference]: Start difference. First operand has 56 places, 46 transitions, 252 flow. Second operand 8 states and 1019 transitions. [2021-04-28 22:59:20,884 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 45 transitions, 272 flow [2021-04-28 22:59:20,886 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 45 transitions, 250 flow, removed 4 selfloop flow, removed 5 redundant places. [2021-04-28 22:59:20,886 INFO L241 Difference]: Finished difference. Result has 57 places, 0 transitions, 0 flow [2021-04-28 22:59:20,887 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=281, PETRI_DIFFERENCE_MINUEND_FLOW=226, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=0, PETRI_PLACES=57, PETRI_TRANSITIONS=0} [2021-04-28 22:59:20,887 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, -52 predicate places. [2021-04-28 22:59:20,887 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 22:59:20,887 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 57 places, 0 transitions, 0 flow [2021-04-28 22:59:20,887 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 57 places, 0 transitions, 0 flow [2021-04-28 22:59:20,888 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 0 places, 0 transitions, 0 flow [2021-04-28 22:59:20,888 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-04-28 22:59:20,888 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 22:59:20,888 INFO L84 FinitePrefix]: Finished finitePrefix Result has 0 conditions, 0 events. 0/0 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 0. Compared 0 event pairs, 0 based on Foata normal form. 0/0 useless extension candidates. Maximal degree in co-relation 0. Up to 0 conditions per place. [2021-04-28 22:59:20,888 INFO L146 LiptonReduction]: Number of co-enabled transitions 0 [2021-04-28 22:59:20,888 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-28 22:59:20,889 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 22:59:20,889 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2 [2021-04-28 22:59:20,890 INFO L480 AbstractCegarLoop]: Abstraction has has 0 places, 0 transitions, 0 flow [2021-04-28 22:59:20,890 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 126.9) internal successors, (1269), 10 states have internal predecessors, (1269), 0 states have call successors, (0), 0 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 22:59:20,891 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-04-28 22:59:20,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.04 10:59:20 BasicIcfg [2021-04-28 22:59:20,895 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-28 22:59:20,897 INFO L168 Benchmark]: Toolchain (without parser) took 221945.23 ms. Allocated memory was 302.0 MB in the beginning and 885.0 MB in the end (delta: 583.0 MB). Free memory was 276.6 MB in the beginning and 820.2 MB in the end (delta: -543.5 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.0 GB. [2021-04-28 22:59:20,898 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 302.0 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-04-28 22:59:20,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 944.60 ms. Allocated memory is still 302.0 MB. Free memory was 273.6 MB in the beginning and 275.9 MB in the end (delta: -2.3 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.0 GB. [2021-04-28 22:59:20,898 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.15 ms. Allocated memory is still 302.0 MB. Free memory was 275.9 MB in the beginning and 271.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-04-28 22:59:20,898 INFO L168 Benchmark]: Boogie Preprocessor took 74.04 ms. Allocated memory is still 302.0 MB. Free memory was 271.7 MB in the beginning and 269.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-04-28 22:59:20,899 INFO L168 Benchmark]: RCFGBuilder took 4286.56 ms. Allocated memory was 302.0 MB in the beginning and 371.2 MB in the end (delta: 69.2 MB). Free memory was 269.6 MB in the beginning and 312.8 MB in the end (delta: -43.2 MB). Peak memory consumption was 206.4 MB. Max. memory is 16.0 GB. [2021-04-28 22:59:20,907 INFO L168 Benchmark]: TraceAbstraction took 216440.37 ms. Allocated memory was 371.2 MB in the beginning and 885.0 MB in the end (delta: 513.8 MB). Free memory was 312.8 MB in the beginning and 820.2 MB in the end (delta: -507.4 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.0 GB. [2021-04-28 22:59:20,908 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 302.0 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 944.60 ms. Allocated memory is still 302.0 MB. Free memory was 273.6 MB in the beginning and 275.9 MB in the end (delta: -2.3 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 146.15 ms. Allocated memory is still 302.0 MB. Free memory was 275.9 MB in the beginning and 271.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 74.04 ms. Allocated memory is still 302.0 MB. Free memory was 271.7 MB in the beginning and 269.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 4286.56 ms. Allocated memory was 302.0 MB in the beginning and 371.2 MB in the end (delta: 69.2 MB). Free memory was 269.6 MB in the beginning and 312.8 MB in the end (delta: -43.2 MB). Peak memory consumption was 206.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 216440.37 ms. Allocated memory was 371.2 MB in the beginning and 885.0 MB in the end (delta: 513.8 MB). Free memory was 312.8 MB in the beginning and 820.2 MB in the end (delta: -507.4 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 90009.9ms, 86 PlacesBefore, 109 PlacesAfterwards, 81 TransitionsBefore, 104 TransitionsAfterwards, 1046 CoEnabledTransitionPairs, 8 FixpointIterations, 119 TrivialSequentialCompositions, 66 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 186 TotalNumberOfCompositions, 10114 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2289, positive: 2060, positive conditional: 2060, positive unconditional: 0, negative: 229, negative conditional: 229, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1096, positive: 1027, positive conditional: 0, positive unconditional: 1027, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1096, positive: 1027, positive conditional: 0, positive unconditional: 1027, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1096, positive: 1010, positive conditional: 0, positive unconditional: 1010, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2639, positive: 75, positive conditional: 0, positive unconditional: 75, negative: 2564, negative conditional: 0, negative unconditional: 2564, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2289, positive: 1033, positive conditional: 1033, positive unconditional: 0, negative: 160, negative conditional: 160, negative unconditional: 0, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1096, Positive cache size: 1027, Positive conditional cache size: 1027, Positive unconditional cache size: 0, Negative cache size: 69, Negative conditional cache size: 69, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 53910.3ms, 106 PlacesBefore, 58 PlacesAfterwards, 53 TransitionsBefore, 53 TransitionsAfterwards, 1256 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 7 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 7 TotalNumberOfCompositions, 3590 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 583, positive: 452, positive conditional: 452, positive unconditional: 0, negative: 131, negative conditional: 131, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 184, positive: 161, positive conditional: 0, positive unconditional: 161, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 184, positive: 161, positive conditional: 0, positive unconditional: 161, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 184, positive: 153, positive conditional: 0, positive unconditional: 153, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 31, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2076, positive: 817, positive conditional: 0, positive unconditional: 817, negative: 1259, negative conditional: 0, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 583, positive: 291, positive conditional: 291, positive unconditional: 0, negative: 108, negative conditional: 108, negative unconditional: 0, unknown: 184, unknown conditional: 184, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 1188, Positive conditional cache size: 1188, Positive unconditional cache size: 0, Negative cache size: 92, Negative conditional cache size: 92, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 781.0ms, 59 PlacesBefore, 39 PlacesAfterwards, 32 TransitionsBefore, 32 TransitionsAfterwards, 538 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 522 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 184, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 26, negative conditional: 26, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 80, positive: 65, positive conditional: 10, positive unconditional: 55, negative: 15, negative conditional: 1, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 80, positive: 65, positive conditional: 10, positive unconditional: 55, negative: 15, negative conditional: 1, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 80, positive: 65, positive conditional: 0, positive unconditional: 65, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 15, negative conditional: 1, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 764, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 764, negative conditional: 55, negative unconditional: 708, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 184, positive: 93, positive conditional: 93, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 80, unknown conditional: 80, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1360, Positive cache size: 1253, Positive conditional cache size: 1253, Positive unconditional cache size: 0, Negative cache size: 107, Negative conditional cache size: 107, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 322.7ms, 40 PlacesBefore, 40 PlacesAfterwards, 34 TransitionsBefore, 34 TransitionsAfterwards, 576 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 466 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 171, positive: 148, positive conditional: 148, positive unconditional: 0, negative: 23, negative conditional: 23, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24, positive: 18, positive conditional: 2, positive unconditional: 16, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 24, positive: 18, positive conditional: 2, positive unconditional: 16, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 24, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 303, positive: 91, positive conditional: 0, positive unconditional: 91, negative: 212, negative conditional: 0, negative unconditional: 212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 171, positive: 130, positive conditional: 130, positive unconditional: 0, negative: 17, negative conditional: 17, negative unconditional: 0, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1384, Positive cache size: 1271, Positive conditional cache size: 1271, Positive unconditional cache size: 0, Negative cache size: 113, Negative conditional cache size: 113, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 470.3ms, 42 PlacesBefore, 41 PlacesAfterwards, 33 TransitionsBefore, 33 TransitionsAfterwards, 534 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 415 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 96, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 21, negative conditional: 21, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 6, negative conditional: 1, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 6, negative conditional: 1, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 1, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 454, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 454, negative conditional: 53, negative unconditional: 400, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 96, positive: 64, positive conditional: 64, positive unconditional: 0, negative: 15, negative conditional: 15, negative unconditional: 0, unknown: 17, unknown conditional: 17, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1401, Positive cache size: 1282, Positive conditional cache size: 1282, Positive unconditional cache size: 0, Negative cache size: 119, Negative conditional cache size: 119, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 515.0ms, 42 PlacesBefore, 42 PlacesAfterwards, 33 TransitionsBefore, 33 TransitionsAfterwards, 532 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 377 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 83, positive: 64, positive conditional: 64, positive unconditional: 0, negative: 19, negative conditional: 19, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 5, negative conditional: 4, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 5, negative conditional: 4, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 4, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 500, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 500, negative conditional: 403, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 83, positive: 63, positive conditional: 63, positive unconditional: 0, negative: 14, negative conditional: 14, negative unconditional: 0, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1407, Positive cache size: 1283, Positive conditional cache size: 1283, Positive unconditional cache size: 0, Negative cache size: 124, Negative conditional cache size: 124, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7957.4ms, 47 PlacesBefore, 48 PlacesAfterwards, 48 TransitionsBefore, 49 TransitionsAfterwards, 714 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 284 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 42, positive: 31, positive conditional: 31, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17, positive: 16, positive conditional: 11, positive unconditional: 5, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17, positive: 16, positive conditional: 11, positive unconditional: 5, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 49, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 42, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 17, unknown conditional: 17, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1424, Positive cache size: 1299, Positive conditional cache size: 1299, Positive unconditional cache size: 0, Negative cache size: 125, Negative conditional cache size: 125, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 21822.9ms, 57 PlacesBefore, 57 PlacesAfterwards, 58 TransitionsBefore, 59 TransitionsAfterwards, 762 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 341 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 23, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 12, negative conditional: 12, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 23, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 12, negative conditional: 12, negative unconditional: 0, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1433, Positive cache size: 1308, Positive conditional cache size: 1308, Positive unconditional cache size: 0, Negative cache size: 125, Negative conditional cache size: 125, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 108.7ms, 58 PlacesBefore, 57 PlacesAfterwards, 61 TransitionsBefore, 61 TransitionsAfterwards, 790 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1433, Positive cache size: 1308, Positive conditional cache size: 1308, Positive unconditional cache size: 0, Negative cache size: 125, Negative conditional cache size: 125, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 83.9ms, 61 PlacesBefore, 60 PlacesAfterwards, 60 TransitionsBefore, 60 TransitionsAfterwards, 730 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1433, Positive cache size: 1308, Positive conditional cache size: 1308, Positive unconditional cache size: 0, Negative cache size: 125, Negative conditional cache size: 125, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 24938.5ms, 64 PlacesBefore, 63 PlacesAfterwards, 58 TransitionsBefore, 59 TransitionsAfterwards, 638 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 33 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 16, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 13, positive conditional: 12, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 14, positive: 13, positive conditional: 12, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 14, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 16, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1447, Positive cache size: 1321, Positive conditional cache size: 1321, Positive unconditional cache size: 0, Negative cache size: 126, Negative conditional cache size: 126, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 139.7ms, 59 PlacesBefore, 54 PlacesAfterwards, 45 TransitionsBefore, 45 TransitionsAfterwards, 378 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 11 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 11, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1456, Positive cache size: 1330, Positive conditional cache size: 1330, Positive unconditional cache size: 0, Negative cache size: 126, Negative conditional cache size: 126, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 554.5ms, 58 PlacesBefore, 56 PlacesAfterwards, 46 TransitionsBefore, 46 TransitionsAfterwards, 310 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 9 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1463, Positive cache size: 1337, Positive conditional cache size: 1337, Positive unconditional cache size: 0, Negative cache size: 126, Negative conditional cache size: 126, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1.1ms, 57 PlacesBefore, 0 PlacesAfterwards, 0 TransitionsBefore, 0 TransitionsAfterwards, 0 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1463, Positive cache size: 1337, Positive conditional cache size: 1337, Positive unconditional cache size: 0, Negative cache size: 126, Negative conditional cache size: 126, Negative unconditional cache size: 0 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 82 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 16.0ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 216216.0ms, OverallIterations: 13, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 6581.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 90138.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 50 SDtfs, 29 SDslu, 5 SDs, 0 SdLazy, 450 SolverSat, 115 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2036.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 6912.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=385occurred in iteration=10, InterpolantAutomatonStates: 62, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 67.4ms SsaConstructionTime, 800.4ms SatisfiabilityAnalysisTime, 6577.9ms InterpolantComputationTime, 141 NumberOfCodeBlocks, 141 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 128 ConstructedInterpolants, 0 QuantifiedInterpolants, 1740 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...